CN206958285U - Push-pull valve - Google Patents
Push-pull valve Download PDFInfo
- Publication number
- CN206958285U CN206958285U CN201720872172.7U CN201720872172U CN206958285U CN 206958285 U CN206958285 U CN 206958285U CN 201720872172 U CN201720872172 U CN 201720872172U CN 206958285 U CN206958285 U CN 206958285U
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- CN
- China
- Prior art keywords
- valve plate
- valve
- push
- guide groove
- pull
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Abstract
The utility model provides push-pull valve, including valve seat, have on valve seat and be in material channel on material transport path, passing through for material when using, the valve plate for cutting off and turning on the material channel when moving back and forth is installed on valve seat, the wall for surrounding material channel is provided with the guide groove being oriented to when valve plate moves to valve plate, and the guide groove has space when valve plate cuts off material channel between the inner one end of valve plate and the wall for surrounding material channel.There is gap between the guide groove of push-pull valve of the present utility model and the wall for surrounding material channel, so if being jumped a queue in guide groove has material, during valve plate moves, material can be driven by valve plate from guide groove positioned at the outflow of the port of gap location, so avoid material and jump a queue not discharging in guide groove and occur getting stuck, influence the problem of valve plate folding.
Description
Technical field
It the utility model is related to push-pull valve.
Background technology
Push-pull valve is a kind of powder, crystal grain material, particulate material and the flow of piece material or the major control of conveying capacity and cut
Disconnected equipment, the field for being widely used in the control changes in flow rate of the industries such as metallurgy, mine, building materials, grain, chemical industry or cutting off rapidly
Close.
Push-pull valve mainly includes valve seat and valve plate, and valve seat has the material channel passed through for material, and valve plate is connected with driving
The drive device of its reciprocating action, drive device drive valve plate act and realize that passage is opened, closed and for material channel
The regulation of aperture.The guide groove being oriented to for valve plate is typically provided on the valve seat of traditional push-pull valve at material channel, is led to
When crossing guide groove can avoid at off-position, valve plate is by the gravity pressure bending deformation of material, but also depositing just because of guide groove
, material is easy to jump a queue between guide groove and valve plate, causes the phenomenon that gets stuck occur, when serious influence valve plate unlatching and close
Close.
Utility model content
The purpose of this utility model is to provide a kind of push-pull valve for avoiding getting stuck.
To achieve the above object, the technical scheme of the utility model push-pull valve is：A kind of push-pull valve, including valve seat, valve seat
It is upper have be in material channel on material transport path, passing through for material when using, be provided with valve seat when moving back and forth
The valve plate of the material channel is cut off and turns on, the wall for surrounding material channel of valve seat is provided with when valve plate moves to valve plate
The guide groove being oriented to, the guide groove close to the inner one end of valve plate and surround material channel when valve plate cuts off material channel
Wall between there is space.
There is gap, so if guide groove between the guide groove of push-pull valve of the present utility model and the wall for surrounding material channel
In jump a queue and have material, during valve plate moves, material can be driven by valve plate and from guide groove positioned at the port of gap location
Outflow, so avoid material and jump a queue not discharging in guide groove and occur getting stuck, influence the problem of valve plate folding.
The valve plate is positioned close at the upper end position of material channel.
The material channel is rectangular channel, and the guide groove has two and is arranged on the relative two side walls of rectangular channel
On.
The drive device of drive valve plate reciprocating action is connected with the valve seat, the drive device passes through feed screw nut machine
Structure drives the movement of valve plate reciprocating linear.
The nut of screw-nut body is fixedly connected with valve plate, and rotation stop is equipped with the leading screw of screw-nut body turns manually
Wheel, manually runner can when power failure or drive device are broken down manual rotational lead screw, realize the manually opened of valve plate
And closure.
The drive device includes motor and is connected to the reductor of motor output end, screw-nut body
Leading screw and the output end of reductor connected by shaft coupling.
The valve seat is rectangular frame, is provided with coaming plate in rectangular frame, rectangular frame positioned at the part of coaming plate side with
Coaming plate surrounds the material channel, and drive device is located at the opposite side of coaming plate and is connected to the end of rectangular frame, feed screw nut
Mechanism is located in rectangular frame.
Be provided with rectangular frame detection valve plate be positioned at cut-out position or the proximity switch in place positioned at conducting position, by
Position proximity switch can detect whether valve plate is accurate to up to off-position and conduction position, it is ensured that use the safety of process.
The aperture proximity switch of control valve plate aperture is additionally provided with rectangular frame, can be convenient by aperture proximity switch
The aperture of valve plate is controlled, is easy to flow control.
The drive device is connected to one end of rectangular frame by pillar, and shaft coupling is located in pillar, passes through pillar energy
Enough drive connection positions to reductor and leading screw are protected, and are avoided the interference of extraneous object, are improved the security used.
Brief description of the drawings
Fig. 1 is the structural representation of push-pull valve embodiment one of the present utility model；
Fig. 2 is Fig. 1 top view；
Fig. 3 is the sectional view at B-B in Fig. 2（Hand wheel is not shown）.
In figure：1 valve plate, 2 nuts, 3 baffle plates, 4 gussets, 5 leading screws, 6 flanges, 7 coaming plates, 80 axle beds, 8 platens, 9 pillars, 11
Valve seat, 12 shaft couplings, 13 reductors, 14 motors, 23 sense bearings, 24 proximity switch, 25 hand wheels, 27 apertures in place
Proximity switch, 30 guide grooves.
Embodiment
Embodiment of the present utility model is described further below in conjunction with the accompanying drawings.
The specific embodiment one of push-pull valve of the present utility model, as shown in Figure 1 to Figure 3, including valve seat 11, valve seat 11 are square
Shape framework, rectangular frame is interior to be provided with coaming plate 7, and the inner space of rectangular frame is separated into two parts, a portion structure by coaming plate 7
Into being in material channel on material transport path, passing through for material when in use.It is also equipped with moving back and forth on valve seat 11
When cut off and the valve plate 1 of conducting material channel, coaming plate 7 are provided with the perforation passed through for valve plate 1.
Drive device is being installed away from one end of material channel on valve seat 11, drive device is connected simultaneously with valve plate 1
The movement of valve plate reciprocating linear is driven to realize cut-out and conducting to material channel.Wherein, drive device includes the He of motor 14
Installed in the reductor 13 of the output end of motor 14, the end of valve seat 11 is provided with flange 6, passes through bolt group on flange 6
Part is fixedly connected with pillar 9, and reductor 13 is fixedly connected on the end of pillar 9 by bolt assembly.The output end of reductor 13
The leading screw 5 of screw-nut body is connected by shaft coupling 12, leading screw 5 is extend into rectangular frame through flange 6, is led on flange 6
Cross axle bed 80 and the platen 8 on axle bed 80 carries out spacing, nut 2 and valve plate on leading screw 5 to leading screw 5 in the axial direction
1 is fixedly connected, and when being rotated after motor is slowed down by reductor by shaft coupling driving leading screw, nut drives valve plate output straight
Line acts.The link position and shaft coupling of shaft coupling and reductor and the link position of leading screw are respectively positioned in pillar, are so protected
Pipe can separate these link positions with the external world, avoid the interference of foreign object, there is provided be effectively protected.Leading screw is located at rectangle frame
Interference of the foreign object to it is it also avoid in frame.In addition, hand wheel is installed on position on leading screw 5 also in rectangular frame
25, hand wheel 25 assembles with the rotation stop of leading screw 5, can by rotation manual runner when power failure or drive device are broken down
Driving leading screw rotates and realizes cut-out and the turn-on action of valve plate.
The relative spacing on one end lower face close to drive device of valve plate 1 is provided with two baffle plates 3, the mutual back of the body of baffle plate 3
From side on be respectively equipped with gusset 4, the nut 2 of screw-nut body is between two baffle plates 3 and fixes and connects with valve plate 1
Connect, when nut moves along leading screw, by promoting baffle plate to drive valve plate to move.
Valve seat 11 is being provided with the guide groove 30 that is oriented to when valve plate 1 moves to valve plate 1 on the wall for surround material channel,
Guide groove 30 when valve plate cuts off material channel close to the inner one end of valve plate, that is, one end away from drive device, with enclosing
Into having space A between the wall of material channel.By setting gap A, if being jumped a queue in guide groove has material, moved in valve plate
During, material can be driven by valve plate and be flowed out from guide groove positioned at the port of gap location, so avoid material and add
Plug can not discharge in guide groove and occur getting stuck, influence the problem of valve plate folding.In the present embodiment, valve plate 1 is positioned close to thing
At the upper end position for expecting passage, guide groove 30 has two and is arranged in the relative two side walls of rectangular channel.
Being provided with detection valve plate in the side of the close drive device of coaming plate 7 in rectangular frame is positioned at cut-out position or is located at
Proximity switch 24 in place of position are turned on, proximity switch 24 there are two in place, also two proximity switch 24 in place in rectangular frame
Between be provided with aperture proximity switch 27, the downside of close drive device one end of valve plate 1, which is provided with, to be used for and proximity switch in place
24 and the sensing bearing 23 of the adaptation sensing of aperture proximity switch 27, when valve plate 1 is moved at cut-out position, away from drive device
Proximity switch senses sensing bearing 23 and is supplied to controller control signal control drive device to shut down in place, is moved in valve plate 1
When moving at conducting position, sense sensing bearing 23 close to the proximity switch in place of drive device and be supplied to controller control letter
Number control drive device is shut down, and when being moved in valve plate 1 at required open position, aperture proximity switch senses sensing branch
Seat 23 is simultaneously supplied to controller control signal control drive device to shut down, and so can detect valve plate by proximity switch in place is
It is no to be accurate to up to off-position and conduction position, it is ensured that using the safety of process, can easily to be controlled by aperture proximity switch
The aperture of valve plate processed, it is easy to flow control.Certainly, in other embodiments, if valve plate aperture has multiple demands, Ke Yi
Two set multiple aperture proximity switches between proximity switch 24 in place.
Push-pull valve of the present utility model is not limited in above-described embodiment, and in other embodiments, material channel can be
Other shapes, such as waist type or U-shaped, when material channel is kidney-shaped, coaming plate is arc, a side wall relative with coaming plate for valve seat
Also it is arc, guide groove is arranged on two relative parallel edges of kidney-shaped；When material channel is D-shaped, one relative with coaming plate of valve seat
Side wall is arc, and guide groove is arranged on two relative parallel edges of D-shaped.
In above-described embodiment, valve plate is positioned close at the upper end position of material channel, is so led in valve plate cut-out material
During road, too many material will not be deposited in the material channel of push-pull valve, certainly, in other embodiments, valve plate can be arranged on
The medium position of the above-below direction of material channel or the lower end position close to material channel.
Push-pull valve of the present utility model is simple in construction, easy to use, the phenomenon that gets stuck not only eliminated, and can have a power failure
It is manually operated when being broken down with drive device.
Claims (10)
- Have 1. push-pull valve, including valve seat, on valve seat be in when using it is on material transport path, lead to for the material that material passes through Road, the valve plate for cutting off and turning on the material channel when moving back and forth is installed, it is characterised in that valve seat surrounds thing on valve seat The wall of material passage is provided with the guide groove being oriented to when valve plate moves to valve plate, and the guide groove leads in valve plate cut-out material There is space between the inner one end of valve plate and the wall for surrounding material channel during road.
- 2. push-pull valve according to claim 1, it is characterised in that the valve plate is positioned close to the upper end position of material channel Put place.
- 3. push-pull valve according to claim 1, it is characterised in that the material channel is rectangular channel, and the guide groove has Two and it is arranged in the relative two side walls of rectangular channel.
- 4. according to the push-pull valve described in claim 1 or 2 or 3, it is characterised in that it is reciprocal to be connected with drive valve plate on the valve seat The drive device of action, the drive device drive valve plate reciprocating linear to move by screw-nut body.
- 5. push-pull valve according to claim 4, it is characterised in that the nut of screw-nut body is fixedly connected with valve plate, Rotation stop is equipped with hand wheel on the leading screw of screw-nut body.
- 6. push-pull valve according to claim 4, it is characterised in that the drive device includes motor and is connected to The reductor of motor output end, the leading screw of screw-nut body and the output end of reductor are connected by shaft coupling.
- 7. push-pull valve according to claim 4, it is characterised in that the valve seat is rectangular frame, is provided with rectangular frame Coaming plate, rectangular frame surround the material channel positioned at the part of coaming plate side with coaming plate, and drive device is located at the another of coaming plate Side and the end for being connected to rectangular frame, screw-nut body are located in rectangular frame.
- 8. push-pull valve according to claim 7, it is characterised in that it is positioned at cut-out position that detection valve plate is provided with rectangular frame Or the proximity switch in place positioned at conducting position.
- 9. push-pull valve according to claim 7, it is characterised in that the aperture of control valve plate aperture is additionally provided with rectangular frame Proximity switch.
- 10. push-pull valve according to claim 7, it is characterised in that the drive device is connected to rectangle frame by pillar One end of frame, shaft coupling are located in pillar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720872172.7U CN206958285U (en) | 2017-07-18 | 2017-07-18 | Push-pull valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720872172.7U CN206958285U (en) | 2017-07-18 | 2017-07-18 | Push-pull valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206958285U true CN206958285U (en) | 2018-02-02 |
Family
ID=61380787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720872172.7U Active CN206958285U (en) | 2017-07-18 | 2017-07-18 | Push-pull valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206958285U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107448630A (en) * | 2017-07-18 | 2017-12-08 | 河南省德耀节能科技股份有限公司 | A kind of push-pull valve |
-
2017
- 2017-07-18 CN CN201720872172.7U patent/CN206958285U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107448630A (en) * | 2017-07-18 | 2017-12-08 | 河南省德耀节能科技股份有限公司 | A kind of push-pull valve |
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