CN201110390Y - Powdery solid sealing discharge single motor dual gate valve - Google Patents
Powdery solid sealing discharge single motor dual gate valve Download PDFInfo
- Publication number
- CN201110390Y CN201110390Y CNU2007200445015U CN200720044501U CN201110390Y CN 201110390 Y CN201110390 Y CN 201110390Y CN U2007200445015 U CNU2007200445015 U CN U2007200445015U CN 200720044501 U CN200720044501 U CN 200720044501U CN 201110390 Y CN201110390 Y CN 201110390Y
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- connecting rod
- kinematic pair
- plate
- hinged
- motor
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Abstract
The utility model discloses a powdered solid seal discharge double dampers valve with a single motor, which is applicable to the seal discharge in metallurgical industry, wherein the valve takes a three-phase alternating current power as power, which achieves driving an upper plate and a lower plate to be operated alternatively and regularly via the single motor and a set of whole mechanical actuating mechanism, achieves the purpose of homogeneous discharge and air-lock seal, and is different from a traditional seal discharge mechanism on actuating modus. The dampers valve of the utility model comprises a case body, an upper valve plate, a lower valve plate and a motor, wherein the upper and the lower valve plates are connected with the motor via an actuating mechanism which comprises an upper valve plate actuating mechanism and a lower valve plate actuating mechanism. The dampers is moved depending on that the single motor drives a set of whole actuating mechanism which is formed by a mechanical mechanism completely without an electrical stroke switching, and the stroke of the dampers is guaranteed by the size of the mechanism, thereby avoiding the situation of blow-by system which is worked by premature dampers due to the damage of the stroke switching.
Description
Technical field:
The utility model relates to a kind of powdered solid sealing discharging motor double-damper valve, and this valve is applied to the pulverulent solids sealing discharging, is mainly used in metallurgy industry.
Background technique:
At present domesticly mainly adopt following several mode: 1) star-like valve discharge, 2 in pulverulent solids sealing discharging technology) the two push-pull valve discharges of dual-motor.
There is the problem of the following aspects in the marker making mechanism of above dual mode:
1, for star-like valve marker method, ubiquity mechanism heaviness attaches at star-like between cog after the pulverulent solids moisture absorption hardens, and makes star-like tooth become a cylindrical body gradually, and discharge causes the obstruction of discharge gate easily effectively.As shown in Figure 1, its structure comprises casing 1, star-like tooth 2.
2, for the two push-pull valve marker methods of dual-motor, as shown in Figure 2, comprise casing 1, band tooth bar last valve plate 2, go up motor 3, the lower plugboard 5 of motor 4, band tooth bar down, upper and lower plate is used a motor driving respectively, Electric Machine Control employing position limit switch guarantees putting in place of stroke; Motor adopts the clockwise and anticlockwise mode to drive the open and close of upper and lower valve plate simultaneously.Because there are a lot of unreliable factors in the narrow limitation of its operating principle: motor frequently commutates when work, and the 3-4 of the electric current during motor commutation when being proper functioning doubly, as easy as rolling off a logly causes motor because heating damages, and the energy consumption increase; Simultaneously because motor commutation realizes that by position limit switch position limit switch frequent use very easily under the environment of high dust damaged.In addition, the frequent commutation of motor causes impact and the vibrations to whole marker making mechanism, and noise is big.Moreover, because motor rotation is realized control by position limit switch, when running into the valve plate blocking, motor keeps the stall state always owing to do not reach extreme limit of travel, very easily damage.
Summary of the invention:
The utility model provides a kind of single electric motor double board plug valve at the problem that above-mentioned existing discharging structure exists, and this valve events sensitivity operates steadily, and upper and lower two plates action is not overlapping, guarantees system sealing.
The purpose of this utility model realizes by following measure:
A kind of powdered solid sealing discharging motor double-damper valve, comprise casing, go up plate, lower plugboard, motor, it is characterized in that described upper and lower plate links to each other with motor by driving mechanism, described driving mechanism is divided into plate driving mechanism and lower plugboard driving mechanism
Described go up the plate driving mechanism comprise the connecting rod I, the connecting rod III that link to each other with motor, respectively with the hinged connecting rod II of connecting rod I and connecting rod III, go up kinematic pair, go up connecting rod, go up and link up with and upper reset spring, connecting rod III and last kinematic pair are hinged, and the upper connecting rod two ends are hinged with last kinematic pair and last plate respectively;
Described lower plugboard driving mechanism comprise connecting rod I, connecting rod III, respectively with the hinged connecting rod II of connecting rod I and connecting rod III, kinematic pair, lower link, lower draw-bar and Returnning spring down down, connecting rod III is hinged with following kinematic pair, and the lower link two ends are hinged with following kinematic pair and lower plugboard respectively;
Described connecting rod III and upper and lower kinematic pair are equipped with the suitable connecting lever of length, the three is fixedly hinged together in corner, the connecting lever of connecting rod III is provided with two pairs of blocks, comprise the upper and lower servo-actuated block that drives upper and lower kinematic pair motion, drive the upper and lower flyback servo-actuated block that upper and lower kinematic pair resets, the upper and lower stroke block that is used for upper and lower kinematic pair motion interlocking action is fixed on casing;
Described going up linked up with the end that is hinged on the kinematic pair connecting lever, and the hook end hook of last hook is in last flyback servo-actuated block, and the rear end is connected on the kinematic pair body of rod by Returnning spring; The up stroke block is fixed on the casing, and its effect is to close at last plate hook is broken off relations; Described lower draw-bar is hinged on down the end of kinematic pair connecting lever, and the hook end hook of lower draw-bar is in following flyback servo-actuated block, and the rear end is connected down on the kinematic pair body of rod by Returnning spring, and down stroke block 24 is fixed on the casing.
Upper and lower plate includes valve plate and two rigidity deflector rolls, and valve plate is inlaid in respectively in the rigidity deflector roll along the dual-side portion of moving direction, and the outside corresponding deflector roll moving direction of cabinet is provided with guide wheel.
The valve plate front end is processed into sharp triangle; The casing outside installs two pairs of guide wheels respectively along both sides deflector roll moving direction; The arcuate surface of every pair of guide wheel and the external diameter of deflector roll are suitable.
The utility model has following advantage compared to existing technology:
Single electric motor double board plug valve of the present utility model is to be used for metallurgy industry to make sealing discharging usefulness, this valve is power with the three-phase alternating-current supply, realize driving up and down two-layer plate alternate run clocklike by single motor and the complete mechanical transmission mechanism of a cover, realize the purpose of even discharge and sealing.Variable-frequency governor speed governing drive motor, upper and lower two plates can be regulated continuously by variable-frequency governor actuation time, thereby realize the change of withdrawal rate.Be different from traditional sealing discharging mechanism on the kind of drive fully, it adopts single motor to turn round to same direction, has avoided the fragile motor marker making mechanism of dual-motor or single motor two-way startup to impact big disadvantage.Operation is simple and reliable for this valve, can realize telecontrol, is domestic initiation.
Description of drawings
Fig. 1 is existing star-like valve marker method schematic representation.
Fig. 2 is the two push-pull valve marker method schematic representation of existing dual-motor.
Fig. 3 is a structural representation of the present utility model.
Fig. 4 is the configuration diagram of upper and lower flanged plate.
Fig. 5 is the structural representation of upper and lower plate.
Fig. 6 is the sectional view of Fig. 5.
Fig. 7 is another sectional view of Fig. 5.
Fig. 8 is upper and lower plate and guide wheel assembling schematic representation.
Fig. 9 is the exploded view of driving mechanism.
Figure 10 is four jointed gear unit schematic representation.
Figure 11 is last driving mechanism schematic representation.
Among the figure, 1, casing, 2, go up plate, 3, lower plugboard, 4, motor (band cycloidal-pin wheel retarder), 5, upper flange plate, 6, go up kinematic pair, 7, kinematic pair down, 8, lower flange, 9, valve plate, 10, deflector roll, 11, guide wheel, 12, go up hook, 13, go up connecting rod, 14, go up flyback servo-actuated block, 15, up stroke block, 16, upper reset spring, 17, connecting rod I, 18, connecting rod II, 19, connecting rod III, 20, flyback servo-actuated block down, 21, following Returnning spring, 22, go up the servo-actuated block, 23, servo-actuated block down, 24, the down stroke block, 25, lower draw-bar, 26, lower link.
Embodiment
The utility model will be further described below in conjunction with accompanying drawing:
As Fig. 3, shown in Figure 9, powdered solid sealing discharging motor double-damper valve of the present utility model, comprise casing 1, go up plate 2, lower plugboard 3, motor 4, upper and lower plate links to each other with motor 4 by driving mechanism, and driving mechanism is divided into plate driving mechanism and lower plugboard driving mechanism.As shown in Figure 5, upper and lower plate includes valve plate 9, two rigidity deflector rolls 10, and valve plate 9 is inlaid in respectively in the rigidity deflector roll 10 along the dual-side portion of moving direction, and cabinet 4 outside corresponding deflector roll 10 moving direction are provided with guide wheel 11, and valve plate 9 front ends are processed into sharp triangle.Casing 4 outsides install two pairs of guide wheels 11 respectively along both sides deflector roll 10 moving direction, the external diameter of the arcuate surface of every pair of guide wheel 11 and deflector roll 10 is suitable, this design both in order to reduce the plate sliding friction in when turnover, was played the effect of control plate moving direction and location simultaneously.
Last plate driving mechanism comprise the connecting rod I 17 that links to each other with motor 4, respectively with hinged connecting rod II18, the connecting rod III19 of connecting rod I 17 and connecting rod III19, go up kinematic pair 6, go up connecting rod 13, on link up with 12 and upper reset spring 16, connecting rod III19 and last kinematic pair 6 are hinged, and last connecting rod 13 two ends are hinged with last kinematic pair 6 and last plate 2 respectively.Described lower plugboard driving mechanism comprise connecting rod I 17, respectively with hinged connecting rod II18, the connecting rod III19 of connecting rod I 17 and connecting rod III19, kinematic pair 7, lower link 26, lower draw-bar 25 and Returnning spring 21 down down, connecting rod III19 is hinged with following kinematic pair 7, and lower link 26 two ends are hinged with following kinematic pair 7 and lower plugboard 3 respectively;
Connecting rod III19 and upper and lower kinematic pair are equipped with the suitable connecting lever of length, and the turning of connecting lever is relevant with its length, and when guaranteeing the upper and lower limit position of driving mechanism, upper and lower plate can reach the position, promptly just in time transfers to casing 4 fully.When connecting lever was reset to horizontal position, upper and lower plate can close and put in place, and promptly upper and lower plate just in time inserts casing 4 fully, can guarantee casing 4 sealings.The turning of connecting rod III19 and upper and lower kinematic pair connecting lever can be adopted 115 ° respectively in the utility model, and 65 °, 65 °, the three is fixedly hinged together in corner.Be fixed with two pairs of blocks on the connecting lever of connecting rod III19, comprise the upper and lower servo-actuated block 22,23 that drives upper and lower kinematic pair motion, drive the upper and lower flyback servo-actuated block 14,20 that upper and lower kinematic pair resets.Last servo-actuated block 22 is connected the top of connecting rod III19 connecting lever, and following servo-actuated block 23 is connected the bottom of connecting rod III19 connecting lever.
Single electric motor double board plug valve of the present utility model mainly is made up of following components:
1, nesting box: the rectangular structure that nesting box (abbreviation casing) is welded for steel plate, its horizontal sectional area are square, and the volume in nesting box between upper and lower plate is each institute withdrawal rate.Nesting box is respectively equipped with upper flange plate 5, lower flange 8 up and down, is used to follow hopper and drainage line and connects, as shown in Figure 4.
2, as Fig. 5, Fig. 6, Fig. 7, shown in Figure 8, upper and lower plate is just the same, and it is made up of two rigidity deflector rolls 10 and valve plate 9.The width of the width of upper and lower plate and casing 4 is suitable, is inserted in casing 4 upper ends, the corresponding plugboard trough 8 in lower end.Two rigidity deflector roll 10 equal chromium plating are handled, to keep its hardness and wear resistance.Valve plate 9 blackouts are handled.Frictional force when inwardly moving in order to reduce valve plate 9, valve plate 9 front ends are processed into sharp triangle, and tip part adopts Hardmetal materials simultaneously.Rigidity deflector roll 10 rolls on guide wheel 11 during the plate motion, and only need overcome the force of sliding friction between metallic dust and the valve plate this moment, and the force of rolling friction between rigidity deflector roll 10 and the guide wheel 11, so the motion of whole plate is steadily sensitive.Simultaneously rigidity deflector roll 10 rolls in guide wheel 11, and the circular arc of guide wheel 11 is with the diameter unanimity of rigidity deflector roll, limited whole plate about and left and right sides play, as shown in Figure 8.
3, driving mechanism: realize by the complete driving mechanism of single driven by motor one cover when the plate of this pair push-pull valve moves.Whole driving mechanism is to be made of mechanical mechanism fully.Mechanism is made up of the two cover quadratic crank mechanisms of upper and lower symmetry and tappet and servo-actuated hook, and transmission principle is identical.There is not electric position limit switch in the mechanism.The stroke of plate is that the size by mechanism guarantees, does not cause system's blow-by so do not exist because the damage of position limit switch and plate are not in place, as Fig. 9, Figure 10, shown in Figure 11.The all right overcoat casing of driving mechanism is to guarantee the Security and the reliability of transmission.
4, motor: the mechanism of this push-pull valve is by single motor-driven.Because motor is running continuously in one direction always, adds the perfect protection of variable-frequency governor, motor is prolonged working life greatly.
The running principle of driving mechanism of the present utility model:
Last plate motion flow: (seeing Figure 11)
By connecting rod I17, connecting rod II18, connecting rod III19, connecting rod IV forms a quadratic crank mechanism, and connecting rod IV omits and do not draw, and connecting rod I17 is driven by motor 4 and clockwise rotates as drive connecting rod; Connecting rod III19 clockwise rotates.As shown in figure 10, wherein the A position is for closing the state that puts in place, and the B position is for reaching a state.
Going up kinematic pair 6 with last servo-actuated block 22 drives of connecting rod III19 one clockwise rotates; Drive upward plate 2 works " starting work " by last connecting rod 13.
" reaching the position " is guaranteed by the quadratic crank mechanism size; Back link III19 suddenly returns, rotates counterclockwise " to reach the position "; By last flyback servo-actuated block 14 actions of going up hook 12 drives and connecting rod III19 one that are installed on the kinematic pair 6; Last plate 2 is done " closing action ".
When " pass puts in place ", 15 drivings of up stroke block are gone up hook 12 and are rotated counterclockwise, and throw off flyback servo-actuated block 14, and last kinematic pair 6 rests on this position and no longer rotates; Last plate 2 " pass puts in place ".Among Figure 10, wherein the A position is that last plate 2 closes the state that puts in place, and the B position is that last plate 2 reaches a state.
The lower plugboard motion flow: motor 4 lead agencies (the comprising plate) action cycle is 3-8 second, also be exactly motor speed be 3-8rpm.
By connecting rod I 17, connecting rod II 18, connecting rod III19, connecting rod IV forms a quadratic crank mechanism, and connecting rod IV omits and do not draw, and connecting rod I17 is driven by motor 4 and clockwise rotates as drive connecting rod; Connecting rod III19 rotates counterclockwise.
Rotate counterclockwise with the following kinematic pair 7 of following servo-actuated block 23 drives of connecting rod III19 one; Drive lower plugboard 3 by lower link 26 and do " starting work ".
" reaching the position " is guaranteed by the quadratic crank mechanism size; Back link III suddenly returns, rotates counterclockwise " to reach the position "; By last flyback servo-actuated block 14 actions of going up hook 12 drives and connecting rod III19 one that are installed on the kinematic pair 6; Last plate 12 is done " closing action ".
When " pass puts in place ", down stroke block 24 drives lower draw-bar 25 and clockwise rotates, and throws off flyback servo-actuated block 20 down, and following kinematic pair 7 rests on this position and no longer rotates; Lower plugboard 3 " pass puts in place ".
As shown in figure 10, wherein the A position is that lower plugboard 3 closes the state that puts in place, and the C position is that lower plugboard 3 reaches a state.
The particularity of product and advantage
Can see from top description that 1, a motor is clockwise rotating always, not back and forth not frequently Numerous startup has guaranteed service life of motor, has saved widely the energy simultaneously. This point also is that other drive Flowing mode is incomparable.
2, plate puts in place and can guarantee by the size of mechanism, does not have travel switch, has guaranteed The long-term stability operation of product.
3, the tip of plate front end arranges that guaranteed can when running into powder agglomates when valve plate is closed is obstructed By cutting caking, guarantee that valve plate is closed to put in place, guaranteed the sealing of whole discharge system.
4, the interlocking of the mechanism of pure machinery has guaranteed that upper lower plugboard must have a plate to be in closed condition, protects Demonstrate,proved the sealing of system.
5, motor drives by variable-frequency governor, can realize easily teletransmission, realizes Long-distance Control.
Claims (5)
1, a kind of powdered solid sealing discharging motor double-damper valve, comprise casing, go up plate, lower plugboard, motor, it is characterized in that described upper and lower plate links to each other with motor by driving mechanism, described driving mechanism is divided into plate driving mechanism and lower plugboard driving mechanism
Described go up the plate driving mechanism comprise the connecting rod I, the connecting rod III that link to each other with motor, respectively with the hinged connecting rod II of connecting rod I and connecting rod III, go up kinematic pair, go up connecting rod, go up and link up with and upper reset spring, connecting rod III and last kinematic pair are hinged, and the upper connecting rod two ends are hinged with last kinematic pair and last plate respectively;
Described lower plugboard driving mechanism comprise connecting rod I, connecting rod III, respectively with the hinged connecting rod II of connecting rod I and connecting rod III, kinematic pair, lower link, lower draw-bar and Returnning spring down down, connecting rod III is hinged with following kinematic pair, and the lower link two ends are hinged with following kinematic pair and lower plugboard respectively;
Described connecting rod III and upper and lower kinematic pair are equipped with the suitable connecting lever of length, the three is fixedly hinged together in corner, the connecting lever of connecting rod III is provided with two pairs of blocks, comprise the upper and lower servo-actuated block that drives upper and lower kinematic pair motion, drive the upper and lower flyback servo-actuated block that upper and lower kinematic pair resets, the upper and lower stroke block that is used for upper and lower kinematic pair motion interlocking action is fixed on casing;
Described going up linked up with the end that is hinged on the kinematic pair connecting lever, and the hook end hook of last hook is in last flyback servo-actuated block, and the rear end is connected on the kinematic pair body of rod by Returnning spring; Described lower draw-bar is hinged on down the end of kinematic pair connecting lever, and the hook end hook of lower draw-bar is in following flyback servo-actuated block, and the rear end is connected down on the kinematic pair body of rod by Returnning spring.
2, single electric motor double board plug valve according to claim 1, it is characterized in that described upper and lower plate includes valve plate and two rigidity deflector rolls, valve plate is inlaid in respectively in the rigidity deflector roll along the dual-side portion of moving direction, and the outside corresponding deflector roll moving direction of cabinet is provided with guide wheel.
3, single electric motor double board plug valve according to claim 2 is characterized in that described valve plate front end is processed into sharp triangle.
4, single electric motor double board plug valve according to claim 2 is characterized in that the casing outside installs two pairs of guide wheels respectively along both sides deflector roll moving direction.
5,, it is characterized in that the external diameter of the arcuate surface of every pair of guide wheel and deflector roll is suitable according to claim 2,3 or 4 described single electric motor double board plug valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200445015U CN201110390Y (en) | 2007-11-05 | 2007-11-05 | Powdery solid sealing discharge single motor dual gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200445015U CN201110390Y (en) | 2007-11-05 | 2007-11-05 | Powdery solid sealing discharge single motor dual gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201110390Y true CN201110390Y (en) | 2008-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200445015U Expired - Lifetime CN201110390Y (en) | 2007-11-05 | 2007-11-05 | Powdery solid sealing discharge single motor dual gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201110390Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104913075A (en) * | 2015-06-16 | 2015-09-16 | 安徽机电职业技术学院 | Pneumatic gate valve |
| CN112879260A (en) * | 2021-01-05 | 2021-06-01 | 广州中洲环保科技有限公司 | Anti-vacuum piston assembly and anti-vacuum plunger type single-cylinder delivery pump |
-
2007
- 2007-11-05 CN CNU2007200445015U patent/CN201110390Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104913075A (en) * | 2015-06-16 | 2015-09-16 | 安徽机电职业技术学院 | Pneumatic gate valve |
| CN112879260A (en) * | 2021-01-05 | 2021-06-01 | 广州中洲环保科技有限公司 | Anti-vacuum piston assembly and anti-vacuum plunger type single-cylinder delivery pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20071105 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |