CN208750038U - Electronic needle valve - Google Patents

Electronic needle valve Download PDF

Info

Publication number
CN208750038U
CN208750038U CN201821472943.4U CN201821472943U CN208750038U CN 208750038 U CN208750038 U CN 208750038U CN 201821472943 U CN201821472943 U CN 201821472943U CN 208750038 U CN208750038 U CN 208750038U
Authority
CN
China
Prior art keywords
valve
needle
gear
needle bar
road
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201821472943.4U
Other languages
Chinese (zh)
Inventor
项海林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wenzhou Yidefu Tube Valve Co Ltd
Original Assignee
Wenzhou Yidefu Tube Valve Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wenzhou Yidefu Tube Valve Co Ltd filed Critical Wenzhou Yidefu Tube Valve Co Ltd
Priority to CN201821472943.4U priority Critical patent/CN208750038U/en
Application granted granted Critical
Publication of CN208750038U publication Critical patent/CN208750038U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses electronic needle valves, including valve body and upper cartridge body, the valve inner is symmetrically opened up there are two valve port, two outer valve pipes, two internal valve pipes, a valve chamber and a middle valve road, the middle valve road is vertically arranged, the upper end of the middle valve road is connected to valve chamber, the right end of the valve chamber is connected to the internal valve pipe on right side, the upper wall of the valve chamber, which runs through, is equipped with needle bar, the needle bar outside weld is connected to sealing plate, the sealing plate is disc-shaped structure, and sealing plate outer ring gluing has a circle gasket.Starting motor can drive needle bar to rotate, and since needle bar is threadedly coupled with fixed plate, so needle bar can move up and down while rotation, so that needle head offsets or is detached from middle valve road, complete blocking of the valve body to fluid;The output shaft of motor is connected with double reduction gear, significantly increases motor to the output torque of needle bar, it is ensured that the valve body in the utility model can be suitable for the fluid of high pressure conditions.

Description

Electronic needle valve
Technical field
The utility model relates to valve technology field more particularly to electronic needle valves.
Background technique
Needle valve is a kind of valve that can accurately adjust, and purposes relatively extensively mainly has shut-off valve and ball valve, and function is to make It is shut on or off pipe path use.The spool of needle valve is exactly a very sharp cone, and valve seat is inserted into as needle.
Existing needle valve is all the opening and closing that needle valve is completed by turning the handle of valve manually, effort and fiber crops It is tired, it is not easy to controllers and remotely controls or manipulate simultaneously multiple valves.
Utility model content
The shortcomings that purpose of the utility model is to solve needle valve only manually controls in the prior art, and propose Electronic needle valve.
To achieve the goals above, the utility model adopts the technical scheme that
Electronic needle valve, including valve body and upper cartridge body, the valve inner are symmetrically opened up there are two valve port, a right valve Pipe, a left valve pipe, a valve chamber and a middle valve road, the middle valve road are vertically arranged, the upper end of the middle valve road and valve chamber Connection, the right end of the valve chamber and right valve Guan Liantong, the left valve Guan Yuzhong valve road connection, the upper wall of the valve chamber, which runs through, to be equipped with Needle bar, the needle bar outside weld are connected to sealing plate, and the sealing plate is disc-shaped structure, and sealing plate outer ring gluing has one The junction of circle gasket, the needle bar and valve body is provided with O-ring, and needle bar upper end is connected with driving device, institute The equal gluing in the left and right sides for stating upper cartridge body has a connecting rod, and the lower end of two connecting rods is glued at the upper of valve body jointly Wall.
Preferably, the upper surface of the valve body offers ring screw slot, and the ring screw slot is threaded with annular Screwed pipe, ring screw pipe upper end are welded with fixed plate, and the needle bar is threadedly coupled with fixed plate, the needle bar Upper end offers axocoel, and the side of the axocoel offers sliding slot.
Preferably, the driving device includes motor, and the motor is welded in upper cartridge body, the output shaft mistake of the motor It is full of and is combined with the first driving gear, first driving gear is engaged with the first driven gear, the first driven gear interference It is combined with first gear axis, the upper and lower ends of the first gear axis pass through bearing and upper cartridge body is rotatablely connected, and described first Gear shaft interference fit has the second driving gear, and second driving gear is engaged with the second driven gear, and described second is driven Gear interference fit has second gear axis, and the second gear axis is rotatablely connected using the lower wall of pin shaft and upper cartridge body.
Preferably, the second gear axis is plugged in axocoel, and sliding block, the sliding block weldering are slidably connected in the sliding slot It connects on second gear axis.
Preferably, the lower end gluing of needle bar has conical needle head, and the needle head is made using rubber material.
Preferably, the number of teeth of first driving gear is greater than the number of teeth of the first driven gear, second driving gear The number of teeth be greater than the second driven gear the number of teeth.
Compared with the prior art, the advantages of the utility model are:
1. starting motor can drive needle bar to rotate, since needle bar is threadedly coupled with fixed plate, so needle bar is turning It can move up and down while dynamic, so that needle head offsets or is detached from middle valve road, complete blocking of the valve body to fluid;
2. the output shaft of motor is connected with double reduction gear, motor is significantly increased to the output torque of needle bar, Ensure that the valve body in the utility model can be suitable for the fluid of high pressure conditions.
Detailed description of the invention
Fig. 1 be the utility model proposes electronic needle valve audio-visual picture;
Fig. 2 be the utility model proposes electronic needle valve cross-sectional view;
Fig. 3 be the utility model proposes electronic needle valve in part A structure enlargement diagram.
In figure: 1 valve body, 2 valve ports, 3 outer valve pipes, 4 internal valve pipes, 5 valve chambers, valve road in 6,7 upper cartridge bodies, 8 motors, 9 first main Moving gear, 10 first driven gears, 11 first gear axis, 12 second driving gears, 13 second driven gears, 14 second gears Axis, 15 needle bars, 16O type circle, 17 ring screw slots, 18 ring screw pipes, 19 fixed plates, 20 sealing plates, 21 gaskets, 22 are slided Slot, 23 sliding blocks, 24 needle heads, 25 connecting rods, 26 axocoels.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right", The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only This is practical for ease of description and simplifies description, rather than the device or element of indication or suggestion meaning must have specific side Position is constructed and operated in a specific orientation, therefore should not be understood as the limitation practical to this.
Referring to Fig.1-2, electronic needle valve, including valve body 1 and upper cartridge body 7,1 internal symmetry of valve body open up there are two valve port 2, The left 4, valve chambers 5 of valve pipe of one right valve pipe 3, one and a middle valve road 6, middle valve road 6 are vertically arranged, the upper end of middle valve road 6 It is connected to valve chamber 5, left valve pipe 4 is connected to middle valve road 6, and the upper wall of valve chamber 5, which runs through, is equipped with needle bar 15, and 15 outside weld of needle bar is connected to Sealing plate 20, sealing plate 20 are disc-shaped structure, and 20 outer ring gluing of sealing plate has a circle gasket 21, so that the stream in valve chamber 5 Body can not be leaked to the upside of sealing plate 20, and needle bar 15 and the junction of valve body 1 are provided with O-ring 16, and O-ring 16 forms dual Sealing effect, had both made the fluid in valve chamber 5 that can not flow to the external world, also made extraneous object that can not enter valve chamber along needle bar 15 5,15 upper end of needle bar is connected with driving device, and the equal gluing in the left and right sides of upper cartridge body 7 has a connecting rod 25, two connecting rods 25 lower end is glued at the upper wall of valve body 1 jointly.
The upper surface of valve body 1 offers ring screw slot 17, and ring screw slot 17 is threaded with ring screw pipe 18, ring 18 upper end of shape screwed pipe is welded with fixed plate 19, it is ensured that fixed plate 19 is fitted closely with valve body 1, needle bar 15 and 19 spiral shell of fixed plate Line connects, and the thread rotary orientation on needle bar 15 is identical as the thread rotary orientation of ring screw pipe 18, when needle bar 15 moves downward, Needle bar 15 keeps fixed plate 19 and the connection of valve body 1 tighter the active force of fixed plate 19, and the upper end of needle bar 15 offers axis Chamber 26, the side of axocoel 26 offer sliding slot 22.
Driving device includes motor 8, and motor 8 is welded in upper cartridge body 7, and the output shaft interference fit of motor 8 has the first master Moving gear 9, the first driving gear 9 are engaged with the first driven gear 10, and the first driven gear 10 interference fit has first gear axis 11, the upper and lower ends of first gear axis 11 pass through bearing and upper cartridge body 7 and are rotatablely connected, and the interference fit of first gear axis 11 has the Two driving gears 12, the second driving gear 12 are engaged with the second driven gear 13, and the second driven gear 13 interference fit has second Gear shaft 14, second gear axis 14 are rotatablely connected using the lower wall of pin shaft and upper cartridge body 7, and four gear combinations form double reduction Structure significantly increases the output torque of motor 8, it is ensured that when fluid pressure is larger in valve body 1, the utility model still can It works normally.
Second gear axis 14 is plugged in axocoel 26, and sliding block 23 is slidably connected in sliding slot 22, and sliding block 23 is welded on second On gear shaft 14, when second gear axis 14 is rotated with movable slider 23, since sliding block 23 is only capable of sliding up and down in sliding slot 22, institute It will drive needle bar 15 with second gear axis 14 to rotate;The lower end gluing of needle bar 15 has conical needle head 24, needle head 24 are made using rubber material, and needle head 24 offsets with middle the suitable for reading of valve road 6, can block fluid circulation.
The number of teeth of first driving gear 9 is greater than the number of teeth of the first driven gear 10, and the number of teeth of the second driving gear 12 is greater than The number of teeth of second driven gear 13, it is ensured that four gears are capable of forming double reduction structure.
The needle valve of the utility model is suitable for various fluids, such as: water, oil, in actual use, this valve body 1 It is only used for flowing into from the valve port 2 in left side, be flowed out at the valve port 2 on right side;When needle bar 15 is in it is high-order when, fluid is from left side Valve port 2 flows into, and successively then flows out from the valve port 2 on right side by right valve pipe 3, middle valve road 6, valve chamber 5, left valve pipe 3.
Ring screw pipe 18 is closely connect with ring screw slot 17, so that fixed plate 19 is firmly secured on valve body 1.
When needing to close valve, starting motor 8 make its drive first driving gear 9 rotation, through the first driven gear 10, Second driving gear 12, the transmission of the second driven gear 13 drive second gear axis 14 to rotate, due to second gear axis 14 and sliding block 23 are welded and fixed, so second gear axis 14 drives needle bar 15 to rotate together.Again because of needle bar 15 and 19 screw thread of fixed plate Connection pushes needle head 24 to move downward so needle bar 15 can move downward, until needle head 24 and middle valve road 6 is suitable for reading It closely offsets, cannot be introduced into the fluid in middle valve road 6 in valve chamber 5, complete the blocking to fluid;Otherwise works as and need Open valve When, starting motor 8 makes its reversion, and needle head 24 can be made to move upwards, the therefrom valve road 6 of smooth fluid can be made to be circulated to valve In chamber 5, and then it flow at the valve port 2 on right side.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. electronic needle valve, including valve body (1) and upper cartridge body (7), which is characterized in that the valve body (1) is internally provided with symmetrically Two valve ports (2), a right valve pipe (3), a left valve pipe (4), a valve chamber (5) and a middle valve road (6), the middle valve Road (6) is vertically arranged, and the upper end of the middle valve road (6) is connected to valve chamber (5), and the right end of the valve chamber (5) and right valve pipe (3) are even Logical, the left valve pipe (4) is connected to middle valve road (6), and the upper wall of the valve chamber (5), which runs through, is equipped with needle bar (15), the needle Bar (15) outside weld is connected to sealing plate (20), and the sealing plate (20) is disc-shaped structure, and sealing plate (20) outer ring gluing has One circle gasket (21), the needle bar (15) and the junction of valve body (1) are provided with O-ring (16), the needle bar (15) Upper end is connected with driving device, and the equal gluing in the left and right sides of the upper cartridge body (7) has a connecting rod (25), two connections The lower end of bar (25) is glued at the upper wall of valve body (1) jointly.
2. electronic needle valve according to claim 1, which is characterized in that the upper surface of the valve body (1) offers annular Thread groove (17), the ring screw slot (17) are threaded with ring screw pipe (18), ring screw pipe (18) upper end It is welded with fixed plate (19), the needle bar (15) is threadedly coupled with fixed plate (19), and the upper end of the needle bar (15) opens up Have axocoel (26), the side of the axocoel (26) offers sliding slot (22).
3. electronic needle valve according to claim 2, which is characterized in that the driving device includes motor (8), the electricity Machine (8) is welded in upper cartridge body (7), and the output shaft interference fit of the motor (8) has the first driving gear (9), and described first Driving gear (9) is engaged with the first driven gear (10), and the first driven gear (10) interference fit has first gear axis (11), the upper and lower ends of the first gear axis (11) pass through bearing and upper cartridge body (7) are rotatablely connected, the first gear axis (11) interference fit has the second driving gear (12), and second driving gear (12) is engaged with the second driven gear (13), institute Stating the second driven gear (13) interference fit has second gear axis (14), and the second gear axis (14) uses pin shaft and upper cartridge body (7) lower wall rotation connection.
4. electronic needle valve according to claim 3, which is characterized in that the second gear axis (14) is plugged on axocoel (26) it in, is slidably connected sliding block (23) in the sliding slot (22), the sliding block (23) is welded on second gear axis (14).
5. electronic needle valve according to claim 1, which is characterized in that the lower end gluing of needle bar (15) has conical Needle head (24), the needle head (24) are made using rubber material.
6. electronic needle valve according to claim 3, which is characterized in that the number of teeth of first driving gear (9) is greater than The number of teeth of first driven gear (10), the number of teeth of second driving gear (12) are greater than the number of teeth of the second driven gear (13).
CN201821472943.4U 2018-09-10 2018-09-10 Electronic needle valve Active CN208750038U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821472943.4U CN208750038U (en) 2018-09-10 2018-09-10 Electronic needle valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821472943.4U CN208750038U (en) 2018-09-10 2018-09-10 Electronic needle valve

Publications (1)

Publication Number Publication Date
CN208750038U true CN208750038U (en) 2019-04-16

Family

ID=66083808

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821472943.4U Active CN208750038U (en) 2018-09-10 2018-09-10 Electronic needle valve

Country Status (1)

Country Link
CN (1) CN208750038U (en)

Similar Documents

Publication Publication Date Title
CN203309160U (en) Worm wheel valve
CN208750038U (en) Electronic needle valve
CN204828756U (en) External screw thread pair ball valve
CN109555865A (en) Industrial pipeline valve
CN208651789U (en) A kind of anti-leak flap type
CN104180055B (en) A kind of pilot control formula gate valve
CN206361178U (en) Flange form manual ball valve
CN103511710B (en) Actuator for straight stroke type valve with threaded rod
CN208816773U (en) A kind of novel single-piece ball valve for container tank
CN202790743U (en) Direct-flow regulating valve
CN209309339U (en) A kind of double valve plates butterfly valve
CN203686250U (en) Single-body six-way reversing valve
CN206234460U (en) A kind of mechanical stop limiter of angle valve
CN206299823U (en) A kind of low torque natural gas fixing ball valve
CN203051784U (en) Axial-flow type full sealed stop valve
CN206439451U (en) A kind of horizontal check valve
CN206234391U (en) Three-chip type manual ball valve
CN104763365B (en) The continuous circulating valve of coordinated type
CN104913069B (en) Adjustable-flow valve
CN204127388U (en) A kind of water tap of doubleway output
CN212389888U (en) Sealing valve structure
CN102777644B (en) Straight-flow regulating valve
CN208831751U (en) A kind of novel valve easy to process
CN206017741U (en) A kind of regulating valve
CN205678236U (en) A kind of novel ball-cock assembly

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant