CN107499958A - Discharging device and switch control method thereof - Google Patents
Discharging device and switch control method thereof Download PDFInfo
- Publication number
- CN107499958A CN107499958A CN201710888774.6A CN201710888774A CN107499958A CN 107499958 A CN107499958 A CN 107499958A CN 201710888774 A CN201710888774 A CN 201710888774A CN 107499958 A CN107499958 A CN 107499958A
- Authority
- CN
- China
- Prior art keywords
- runner
- discharger
- side wall
- mobile
- wall
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000007599 discharging Methods 0.000 title 1
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000008859 change Effects 0.000 claims abstract description 7
- 230000033001 locomotion Effects 0.000 claims description 16
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 description 13
- 238000010586 diagram Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 239000011343 solid material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/005—Control arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
- Feeding Of Articles To Conveyors (AREA)
Abstract
The invention discloses an unloading device and a switch control method thereof, wherein the unloading device comprises a flow channel (4), the flow channel (4) is defined by a cylinder wall, the inlet of the flow channel (4) is higher than the outlet of the flow channel (4), the cylinder wall comprises a fixed wall (5) and a movable wall group (2) along the circumferential direction of the flow channel (4), the movable wall group (2) comprises a plurality of movable wall plates (21) which are sequentially arranged along the direction from the inlet of the flow channel (4) to the outlet of the flow channel (4), each movable wall plate (21) can move and change the flow area of the flow channel (4), and the unloading device further comprises a driving mechanism (3) for driving each movable wall plate (21) to move. The unloading device can gradually move the movable wall plate and change the size of the flow area of the flow channel, thereby adjusting the friction force generated between the falling ball and the inner wall surface of the flow channel and achieving the purpose of unloading the ball or the spheroid.
Description
Technical field
It is particularly a kind of to be used for unloading for solid granular material discharge the present invention relates to solid material switch valve technical field
Device is put, or a kind of opening control method for putting device, the closing control method of even more a kind of discharger.
Background technology
At present, in solid material warehousing system, various barrier valves, push-pull valve etc. are widely used.Such as China specially
Sharp CN 2911349Y, June 13 2007 publication date, disclosed one kind《Rotary diaphragm valve for flow regulation》, and such as China
Patent CN 1040006176A, 2014 publication dates August 27 days, disclosed one kind《Push-pull valve》.Aforementioned barriers valve and plate
The advantages of valve be technology maturation, processing flow it is big, but for diameter more uniformly have certain volume and intensity spheroid or
Exist during globoid material and fit badly, burn the weakness such as motor.
The content of the invention
In order to be adapted to the switch discharge and flow of the spheroid or globoid material for having certain volume and intensity to control, the present invention
A kind of discharger and its method of controlling switch are provided, what the discharger can be progressively makes to move wallboard movement and change stream
The size of the area of passage in road, so as to adjust caused frictional force between the internal face of the spheroid of whereabouts and runner, reach discharge ball
The purpose of body or globoid.
The technical solution adopted for the present invention to solve the technical problems is：A kind of discharger, including runner, runner is by cylinder
Wall surrounds, and the entrance of runner is higher than the outlet of runner, and along the circumference of runner, the barrel contains fixation wall and moving end-wall group, along stream
The entrance in road is to the export direction of runner, and moving end-wall group contains the mobile wallboard that polylith is arranged in order, and each piece of mobile wallboard is equal
It can move and change the size of the area of passage of runner, the discharger also includes being used to drive each piece of mobile wallboard to move
Dynamic drive mechanism.
The entrance of runner is located at the upper end of the barrel, and runner is exported positioned at the lower end of the barrel, the tapered structure of runner,
Top is down upward for the bottom of the pyramidal structure.
Fixation wall contains the front side wall being sequentially connected, right side wall and rear wall, and front side wall is located at the front side of runner, right side wall
Positioned at the right side of runner, rear wall is located at the rear side of runner, and moving end-wall group is located at the left side of runner.
Front side wall and rear wall are upright flat board, and front side wall is parallel with rear wall, in runner containing from the top down according to
The upper discharge section and lower discharge section of secondary connection, the angle that right side wall is located between the part of upper discharge section and horizontal plane are less than right side
Wall is located at the angle between the part of lower discharge section and horizontal plane.
The size and shape all same of each piece of mobile wallboard, each piece of mobile wallboard are respectively positioned on lower discharge section, each piece
Mobile wallboard is set both with respect to horizontal plane, is parallel to each other between all mobile wallboards, each piece of equal energy of mobile wallboard
Enough direction movements to closer or far from right side wall, all mobile wallboards, which can be formed, is generally aligned in the same plane interior one piece tiltedly
Plate.
The section of runner is rectangular, and fixation wall also contains left side wall, and left side wall is located at the left side of runner and left side wall is located at
Upper discharge section, right side wall is located at the part of upper discharge section and left side wall mirror image each other, under the swash plate can be located at right side wall
The part of discharge section mirror image each other.
Runner is erectility, and drive mechanism contains control unit and multiple cylinders, and cylinder passes through push rod and mobile wallboard
Connect one to one, each piece of mobile wallboard is mutually independent, and cylinder can drive mobile wallboard to move by push rod, and control is single
Member can control each cylinder.
The discharger also includes shell body, and shell body is located at outside the barrel, and the multiple cylinder is vertically
It is arranged in order, each cylinder is connected with shell body, and push rod is horizontally disposed, and guide type shoe is arranged with outside push rod,
Guide type shoe is connected with shell body.
A kind of opening control method of discharger, the opening control method of the discharger employ above-mentioned discharge
Device, the opening control method of the discharger comprise the following steps：
Step 1a, along the outlet of runner to the Way in of runner, drive mechanism makes each piece of mobile wallboard to general successively
The area of passage of runner becomes big direction movement.
A kind of closing control method of discharger, the closing control method of the discharger employ above-mentioned discharge
Device, the closing control method of the discharger comprise the following steps：
Step 1b, along runner export direction from entrance to runner, drive mechanism make successively each piece of mobile wallboard to will
The direction movement that the area of passage of runner diminishes.
The beneficial effects of the invention are as follows：The discharger can be progressively to make to move wallboard mobile and change the excessively stream of runner
The size of area, so as to adjust caused frictional force between the internal face of the spheroid of whereabouts and runner, reach discharge spheroid or class ball
The purpose of body.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing a further understanding of the present invention, and of the invention shows
Meaning property embodiment and its illustrate be used for explain the present invention, do not form inappropriate limitation of the present invention.
Fig. 1 is the general structure schematic diagram of discharger of the present invention.
Fig. 2 is along the sectional view in A-A directions in Fig. 1.
Fig. 3 is along the sectional view in B-B directions in Fig. 1.
Fig. 4 is first schematic diagram of the discharger of the present invention when carrying out opening action.
Fig. 5 is second schematic diagram of the discharger of the present invention when carrying out opening action.
Fig. 6 is three schematic diagram of the discharger of the present invention when carrying out opening action.
Fig. 7 is four schematic diagram of the discharger of the present invention when carrying out opening action.
Fig. 8 is first schematic diagram of the discharger of the present invention when carrying out closing motion.
Fig. 9 is second schematic diagram of the discharger of the present invention when carrying out closing motion.
Figure 10 is three schematic diagram of the discharger of the present invention when carrying out closing motion.
1st, spheroid or globoid；2nd, moving end-wall group；3rd, drive mechanism；4th, runner；5th, fixation wall；
21st, mobile wallboard；
31st, control unit；32nd, cylinder；33rd, push rod；34th, travel switch；
41st, upper discharge section；42nd, lower discharge section；
51st, front side wall；52nd, right side wall；53rd, rear wall；54th, left side wall；55th, shell body；56th, guide type shoe.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
A kind of discharger, including runner 4, runner 4 are surrounded by barrel, and the entrance of runner 4 is higher than the outlet of runner 4, edge
The circumference of runner 4, the barrel contain fixation wall 5 and moving end-wall group 2, and fixation wall 5 is fixed, along the entrance of runner 4 to runner 4
Export direction, the mobile wallboard 21 that moving end-wall group 2 is arranged in order containing polylith, each piece of mobile wallboard 21 can move simultaneously
Change the size of the area of passage of runner 4, the discharger also includes being used for the drive for driving each piece of mobile wallboard 21 to move
Motivation structure 3, as shown in Figure 1 to Figure 3.
The discharger is used for the diameter that the material that discharge and flow control is spheroid or globoid 1, spheroid or globoid 1
For 120mm or so.When the discharger is in open mode, spheroid or globoid 1 can rely on the effect of gravity according to by
Upper downwardly direction passes through the runner 4 from the inside of runner 4.Mobile wallboard 21 should ensure that two pieces of adjacent moving end-walls in movement
The distance between plate 21 is less than the external diameter of spheroid or globoid 1, to avoid spheroid or globoid 1 from being leaked hunting at mobile wallboard 21.
In the present embodiment, the entrance of runner 4 is located at the upper end of the barrel, and the outlet of runner 4 is located at the lower end of the barrel,
4 tapered structure of runner, top is down upward for the bottom of the pyramidal structure.Fixation wall 5 contains the front side wall 51 being sequentially connected, the right side
Side wall 52 and rear wall 53, front side wall 51 are located at the front side of runner 4, and right side wall 52 is located at the right side of runner 4, and rear wall 53 is located at
The rear side of runner 4, moving end-wall group 2 are located at the left side of runner 4, as shown in Figure 1 to Figure 3.Heretofore described front side is in Fig. 2
Downside, the rear side are the upside in Fig. 2, and the left side is the left side in Fig. 2, and the right side is the right side in Fig. 2.
In the present embodiment, front side wall 51 and rear wall 53 are upright flat board, and front side wall 51 is parallel with rear wall 53,
Containing the upper discharge section 41 and lower discharge section 42 being sequentially connected from the top down in runner 4, as shown in figure 1, runner 4 is in horn mouth
Shape, the line of demarcation between upper discharge section 41 and lower discharge section 42 are the dotted line in Fig. 1, and right side wall 52 is located at the portion of upper discharge section 41
The angle divided between horizontal plane is less than the angle that right side wall 52 is located between the part of lower discharge section 42 and horizontal plane.
In the present embodiment, the size and shape all same of each piece of mobile wallboard 21, each piece of mobile 21 equal position of wallboard
In lower discharge section 42, each piece of mobile wallboard 21 is set both with respect to horizontal plane, between all mobile wallboards 21 mutually
Parallel, each piece of mobile wallboard 21 can be to the direction movement closer or far from right side wall 52, i.e., each piece mobile wallboard 21
Can be independent move left and right, all mobile wallboards 21, which can be formed, is generally aligned in the same plane one piece of interior swash plate, such as Fig. 1 institutes
Show.
In the present embodiment, the section of runner 4 is rectangular, and left side wall 54 and right side wall 52 are vertical with front side wall 51, Gu
Determine wall 5 and also contain left side wall 54, left side wall 54 is located at the left side of runner 4 and left side wall 54 is located at upper discharge section 41, i.e. left side wall
54 are located at the top of moving end-wall group 2, and right side wall 52 is located at the part of upper discharge section 41 and left side wall 54 mirror image each other, the swash plate
The part of lower discharge section 42 mirror image each other can be located at right side wall 52.The distance between moving end-wall group 2 and left side wall 54 and
The distance between mobile wallboard 21 of adjacent two pieces should be less than the external diameter of spheroid or globoid 1, with avoid spheroid or globoid 1 from
Leaked hunting at mobile wallboard 21.
In the present embodiment, runner 4 is erectility, and drive mechanism 3 is containing control unit 31 (such as electric and pneumatic control
Case) and multiple cylinders 32, cylinder 32 connected one to one by push rod 33 and mobile wallboard 21, i.e., cylinder 32 with push rod 33 one by one
Corresponding connection, push rod 33 connect one to one with mobile wallboard 21, and each piece of mobile wallboard 21 is mutually independent, each cylinder 32
Can be driven by push rod 33 it is mobile wallboard 21 is independent moves left and right, control unit 31 can control each cylinder 32 to act,
As shown in Figures 1 to 10.
In the present embodiment, the discharger also includes shell body 55, and shell body 55 is located at outside the barrel, described more
Individual cylinder 32 is vertically arranged in order, and each cylinder 32 is connected with shell body 55, and push rod 33 is set in the horizontal direction
Put, cylinder 32 can move left and right each movement wallboard 21 by push rod 33, be arranged with guide type shoe 56 outside push rod 33, lead
It is connected to bearing 56 and shell body 55, guide type shoe 56 can make push rod 33 and mobile wallboard 21, and left and right is moved in the horizontal direction
It is dynamic.
In the present embodiment, the discharger contains four cylinders, 32, four push rods 33 set gradually from the top down
With four mobile wallboards 21.When the discharger is in the closed mode shown in Fig. 1, the mistake at the mobile wallboard 21 of the top
Flow area is maximum, progressively reduces with the area of passage of height reduction runner 4, the area of passage at the mobile wallboard 21 of bottom is most
Small, the distance between the mobile wallboard 21 of bottom and the lower end of right side wall 52 are less than the external diameter of spheroid or globoid 1, spheroid or
Globoid 1 can not be continued to move to still further below, and now the discharger is closed.
A kind of opening control method of discharger is described below, the opening control method of the discharger employs
The discharger stated, the opening control method of the discharger comprise the following steps：
Step 1a, the Way in along the outlet of runner 4 to runner 4, drive mechanism 3 make each piece of mobile wallboard 21 successively
Moved to the area of passage of runner 4 is become into big direction, that is, make each piece of mobile wallboard 21 successively to away from right side wall 52
Direction movement, as shown in Figures 4 to 7.
A kind of closing control method of discharger is described below, the closing control method of the discharger employs
The discharger stated, the closing control method of the discharger comprise the following steps：
Step 1b, along the entrance of runner 4 to the export direction of runner 4, drive mechanism 3 makes each piece of mobile wallboard 21 successively
Moved to the direction that the area of passage of runner 4 diminishes, that is, make each piece of mobile wallboard 21 successively to close to right side wall 52
Direction movement, as shown in Fig. 8 to Figure 10.
The switch of the discharger can use control manually, can also use and automatically control.Such as adopt when automatically controlling, control
Unit 31 processed is connected with travel switch 34.When starting discharge, first driving undermost mobile wallboard 21 (makes to move wallboard 21 from dextrad
Move left), the mobile wallboard 21 of each layer is progressively up driven, finally drives the mobile wallboard 21 of the superiors, the mobile wallboard of the superiors
After 21 aperture touches travel switch, the opening action of moving end-wall group 2 terminates, as shown in Figures 4 to 7.When stopping discharge, first close
The mobile wallboard 21 (make move wallboard 21 move from left to right) of the superiors, progressively toward the mobile wallboard 21 of each layer in ShiShimonoseki, finally
Close undermost mobile wallboard 21, after the aperture of undermost mobile wallboard 21 touches travel switch, the closing of moving end-wall group 2 is moved
Work terminates.
Such as using control manually, when starting discharge, undermost mobile wallboard 21 is first driven, progressively up opens the movement of each layer
Wallboard 21, finally drive the mobile wallboard 21 of the superiors.When stopping discharge, sequence of movement is opposite.
It is described above, it is only the specific embodiment of the present invention, it is impossible to the scope implemented is invented with its restriction, so it is equivalent
The displacement of component, or the equivalent variations made according to scope of patent protection of the present invention and modification, it should all still fall within what this patent was covered
Category.In addition, between technical characteristic and technical characteristic in the present invention, between technical characteristic and technical scheme, technical scheme with
It can be used between technical scheme with independent assortment.
Claims (10)
1. a kind of discharger, it is characterised in that the discharger includes runner (4), and runner (4) is surrounded by barrel, runner
(4) entrance is higher than the outlet of runner (4), and along the circumference of runner (4), the barrel contains fixation wall (5) and moving end-wall group (2),
Along the entrance of runner (4) to the export direction of runner (4), the mobile wallboard (21) that moving end-wall group (2) is arranged in order containing polylith,
The size for the area of passage that each piece of mobile wallboard (21) can move and change runner (4), the discharger also include
For driving the mobile drive mechanism (3) of each piece of mobile wallboard (21).
2. discharger according to claim 1, it is characterised in that the entrance of runner (4) is located at the upper end of the barrel, stream
The outlet in road (4) is positioned at the lower end of the barrel, runner (4) tapered structure, and top is down upward for the bottom of the pyramidal structure.
3. discharger according to claim 2, it is characterised in that fixation wall (5) contains the front side wall being sequentially connected
(51), right side wall (52) and rear wall (53), front side wall (51) are located at the front side of runner (4), and right side wall (52) is located at runner (4)
Right side, rear wall (53) is located at the rear side of runner (4), and moving end-wall group (2) is located at the left side of runner (4).
4. discharger according to claim 3, it is characterised in that front side wall (51) and rear wall (53) are upright
Flat board, front side wall (51) is parallel with rear wall (53), in runner (4) containing the upper discharge section (41) being sequentially connected from the top down and
Lower discharge section (42), the angle that right side wall (52) is located between the part of upper discharge section (41) and horizontal plane are less than right side wall (52)
Angle between the part of lower discharge section (42) and horizontal plane.
5. discharger according to claim 4, it is characterised in that the size and shape of each piece of mobile wallboard (21) is equal
Identical, each piece of mobile wallboard (21) is respectively positioned on lower discharge section (42), and each piece of mobile wallboard (21) is inclined both with respect to horizontal plane
Tiltedly set, be parallel to each other between all mobile wallboards (21), each piece of mobile wallboard (21) can be to closer or far from the right side
The direction movement of side wall (52), all mobile wallboards (21), which can be formed, is generally aligned in the same plane one piece of interior swash plate.
6. discharger according to claim 5, it is characterised in that the section of runner (4) is rectangular, and fixation wall (5) is also
Containing left side wall (54), left side wall (54) is located at the left side of runner (4) and left side wall (54) is located at upper discharge section (41), right side wall
(52) positioned at part and left side wall (54) mirror image each other of upper discharge section (41), under the swash plate can be located at right side wall (52)
The part of discharge section (42) mirror image each other.
7. discharger according to claim 1, it is characterised in that runner (4) is erectility, and drive mechanism (3) contains
There are control unit (31) and multiple cylinders (32), cylinder (32) is connected one to one by push rod (33) and mobile wallboard (21),
Each piece of mobile wallboard (21) is mutually independent, and cylinder (32) can drive mobile wallboard (21) mobile by push rod (33), control
Unit (31) processed can control each cylinder (32).
8. discharger according to claim 7, it is characterised in that the discharger also includes shell body (55), outside
Housing (55) is located at outside the barrel, and the multiple cylinder (32) is vertically arranged in order, each cylinder (32) with outside
Housing (55) is connected, and push rod (33) is horizontally disposed, and guide type shoe (56), guide type shoe are arranged with outside push rod (33)
(56) it is connected with shell body (55).
9. a kind of opening control method of discharger, it is characterised in that the opening control method of the discharger employs
Discharger in claim 1 to 8 described in any one, the opening control method of the discharger comprise the following steps：
Step 1a, along the outlet of runner (4) to the Way in of runner (4), drive mechanism (3) makes each piece of mobile wallboard successively
(21) big direction movement is become to by the area of passage of runner (4).
10. a kind of closing control method of discharger, it is characterised in that the closing control method of the discharger employs
Discharger in claim 1 to 8 described in any one, the closing control method of the discharger comprise the following steps：
Step 1b, along the entrance of runner (4) to the export direction of runner (4), drive mechanism (3) makes each piece of mobile wallboard successively
(21) moved to the direction that the area of passage of runner (4) diminishes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710888774.6A CN107499958B (en) | 2017-09-27 | 2017-09-27 | Discharging device and switch control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710888774.6A CN107499958B (en) | 2017-09-27 | 2017-09-27 | Discharging device and switch control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107499958A true CN107499958A (en) | 2017-12-22 |
| CN107499958B CN107499958B (en) | 2023-05-09 |
Family
ID=60699316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710888774.6A Active CN107499958B (en) | 2017-09-27 | 2017-09-27 | Discharging device and switch control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107499958B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19530296A1 (en) * | 1995-08-17 | 1997-02-20 | Eos Electro Optical Syst | Feeding device for powder material |
| CN1319066A (en) * | 1998-08-11 | 2001-10-24 | 杰姆·玛提·瑟瑞 | Silo for controlled storage and delivery of empty light tanks and method of operation thereof |
| JP2003128260A (en) * | 2001-10-23 | 2003-05-08 | Matsui Mfg Co | Opening/closing valve device for powdery and granular material |
| CN203359563U (en) * | 2013-06-18 | 2013-12-25 | 山东华顺稀有金属有限公司 | Hopper material control device |
| CN106516787A (en) * | 2016-11-11 | 2017-03-22 | 重庆兆峰玻璃晶品有限公司 | Feed rate control device |
| CN207434585U (en) * | 2017-09-27 | 2018-06-01 | 北京京诚科林环保科技有限公司 | Discharging device |
-
2017
- 2017-09-27 CN CN201710888774.6A patent/CN107499958B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19530296A1 (en) * | 1995-08-17 | 1997-02-20 | Eos Electro Optical Syst | Feeding device for powder material |
| CN1319066A (en) * | 1998-08-11 | 2001-10-24 | 杰姆·玛提·瑟瑞 | Silo for controlled storage and delivery of empty light tanks and method of operation thereof |
| JP2003128260A (en) * | 2001-10-23 | 2003-05-08 | Matsui Mfg Co | Opening/closing valve device for powdery and granular material |
| CN203359563U (en) * | 2013-06-18 | 2013-12-25 | 山东华顺稀有金属有限公司 | Hopper material control device |
| CN106516787A (en) * | 2016-11-11 | 2017-03-22 | 重庆兆峰玻璃晶品有限公司 | Feed rate control device |
| CN207434585U (en) * | 2017-09-27 | 2018-06-01 | 北京京诚科林环保科技有限公司 | Discharging device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107499958B (en) | 2023-05-09 |
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