CN209777739U - Metering type rotary feeding valve - Google Patents
Metering type rotary feeding valve Download PDFInfo
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- CN209777739U CN209777739U CN201920324475.4U CN201920324475U CN209777739U CN 209777739 U CN209777739 U CN 209777739U CN 201920324475 U CN201920324475 U CN 201920324475U CN 209777739 U CN209777739 U CN 209777739U
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- material conveying
- blades
- sleeve
- impeller
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- Measuring Volume Flow (AREA)
Abstract
The utility model relates to the field of material transportation, and discloses a metering type rotary feeding valve, which comprises a valve body and a rotatable impeller arranged in the valve body; the impeller comprises a sleeve, a material conveying group and a separating sheet; the material conveying group comprises a plurality of blades and a plurality of rectangular plates; a rectangular plate is correspondingly arranged between every two blades and fixedly connected with the two adjacent blades; two adjacent blades on each material conveying group and a rectangular plate positioned between the two adjacent blades can form a material conveying groove for conveying materials, and the material conveying groove can be respectively opposite to the material inlet, the inner wall of the valve cavity and the material outlet along with the rotation of the impeller; the material conveying grooves on two adjacent material conveying groups are staggered with each other. In this way, the utility model discloses can solve traditional rotary valve and produce the pulsation effect at the feed in-process and cause the inhomogeneous problem of feed, because of the even unloading that adopts the continuous type, consequently more be fit for using as measurement feeder, can increase the measurement accuracy of material.
Description
Technical Field
The utility model relates to a material transportation field especially relates to a rotatory feed valve of measurement formula.
Background
The rotary feeding valve is widely used in the industries of grain processing, chemical raw materials, plastic metallurgy, energy mining, building material cement, wharfs and the like. A typical rotary feed valve structure is a rotor with a plurality of vanes rotating within a cylindrical housing, dropping material from the top, filling the spaces between the vanes, and discharging particulate material as the vanes rotate to the bottom. The existing rotary feeding valve is in pulsating blanking in the use process, has no continuity, and cannot accurately measure on occasions needing measuring (certain occasions need to strictly limit the amount of materials given per minute in the material conveying process).
Therefore, there is a need to design a metering rotary dispensing valve that overcomes the above problems.
SUMMERY OF THE UTILITY MODEL
the utility model discloses the main technical problem who solves provides a rotatory feed valve of measurement formula, can carry out the unloading of continuous type, and the feed is more even, have the continuity.
In order to solve the technical problem, the utility model discloses a technical scheme be: the metering type rotary feeding valve comprises a valve body and an impeller which is rotatably arranged in the valve body; the valve body is provided with a valve cavity for accommodating the impeller, a rotating shaft penetrating through the valve cavity, a feeding port communicated with the valve cavity for feeding, and a discharging port communicated with the valve cavity for discharging; the impeller comprises a sleeve fixedly sleeved on the rotating shaft, a plurality of material conveying groups fixedly sleeved on the sleeve and distributed along the length direction of the sleeve, and a plurality of separating sheets fixedly sleeved on the sleeve and used for separating the plurality of material conveying groups, wherein one separating sheet is correspondingly arranged between every two material conveying groups; the material conveying group comprises a plurality of blades and a plurality of rectangular plates; the blades are fixedly connected to the sleeve and are uniformly distributed around the sleeve in the circumferential direction; the rectangular plates are respectively arranged between every two blades correspondingly, the front end and the rear end of each rectangular plate are respectively and fixedly connected with the two adjacent blades, and the left end and the right end of each rectangular plate are respectively flush with the left end and the right end of each blade; two adjacent blades on each material conveying group and a rectangular plate positioned between the two adjacent blades can form a material conveying groove for conveying materials, and the material conveying groove can be respectively opposite to the material inlet, the inner wall of the valve cavity and the material outlet along with the rotation of the impeller; the material conveying grooves on two adjacent material conveying groups are staggered with each other.
Preferably, a plurality of gaps are distributed on the circumferential direction of the separating sheet; the number of the notches on each partition plate is the same as that of the material conveying grooves on each material conveying group, and one notch corresponds to one material conveying groove; each gap is communicated with two adjacent material conveying groups and two corresponding material conveying grooves.
Preferably, the notch is a rectangular notch.
Preferably, the material conveying groups are three, and the separating sheets are two.
Preferably, the impeller is of an integral structure.
The utility model has the advantages that: the utility model can carry out continuous blanking, eliminate pulsating blanking, ensure more uniform and continuous feeding and can carry out accurate measurement in the feeding process; the problem of uneven feeding caused by the pulsating effect generated in the feeding process of the traditional rotary valve can be solved, and the rotary valve is more suitable for being used as a metering feeding device due to the adoption of continuous uniform blanking, so that the metering precision of materials can be increased; the structure is simple, and the operation and the use are easy and convenient.
Drawings
FIG. 1 is a schematic perspective view of a preferred embodiment of a metering rotary feed valve according to the present invention;
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
the parts in the drawings are numbered as follows: 1. a valve body; 11. a feeding port; 12. a discharge port; 13. a rotating shaft; 2. an impeller; 3. a sleeve; 4. a material conveying group; 41. a blade; 42. a rectangular plate; 43. a material conveying groove; 5. a separator; 51. a rectangular notch.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Referring to fig. 1 and 2, an embodiment of the present invention includes:
A metered rotary feed valve comprising: a valve body 1 and an impeller 2 rotatably arranged in the valve body 1. The valve body 1 is provided with a valve cavity for accommodating the impeller 2, a rotating shaft 13 penetrating through the valve cavity, a feeding port 11 communicated with the valve cavity for feeding, and a discharging port 12 communicated with the valve cavity for discharging. The impeller 2 comprises a sleeve 3 fixedly sleeved on the rotating shaft 13, three material conveying groups 4 fixedly sleeved on the sleeve 3 and distributed along the length direction of the sleeve 3, and two separating sheets 5 fixedly sleeved on the sleeve 3 and used for separating the three material conveying groups 4, wherein one separating sheet 5 is correspondingly arranged between every two material conveying groups 4; the separating sheet 5 completely separates two adjacent material conveying groups 4 so that the two are not connected. The material conveying group 4 comprises a plurality of blades 41 and a plurality of rectangular plates 42; the blades 41 are fixedly connected to the sleeve 3 and are uniformly distributed around the sleeve 3 in the circumferential direction; the rectangular plates 42 are respectively and correspondingly arranged between every two blades 41, the front end and the rear end of each rectangular plate 42 are respectively and fixedly connected with the two adjacent blades 41, and the left end and the right end of each rectangular plate 42 are respectively flush with the left end and the right end of each blade 41; two adjacent blades 41 on each material conveying group 4 and a rectangular plate 42 positioned between the two adjacent blades 41 can form a material conveying groove 43 for conveying materials; the material conveying groove 43 can respectively face the material inlet 11, the inner wall of the valve cavity and the material outlet 12 along with the rotation of the impeller 2. When the material conveying device works, materials fall into the material conveying groove 43 from the material inlet 11, then along with the rotation of the impeller 2, a cavity capable of limiting and containing the materials is formed between the material conveying groove 43 containing the materials and the inner wall of the valve cavity, and the materials in the material conveying groove fall from the material conveying groove until the impeller 2 rotates until the material conveying groove 43 is opposite to the material outlet 12; the operation is repeated in this way. The material conveying grooves 43 on two adjacent material conveying groups 4 are staggered with each other, that is, the blades 41 on two adjacent material conveying groups 4 are not on the same plane, so that continuous conveying feeding can be performed when the impeller 2 rotates, and the material is ensured to fall down at each moment. A plurality of rectangular notches 51 are distributed on the circumferential direction of the separating sheet 5; the number of the rectangular notches 51 on each separating sheet 5 is the same as that of the material conveying grooves 43 on each material conveying group 4, and one rectangular notch 51 corresponds to one material conveying groove 43; every rectangle breach 51 intercommunication two adjacent fortune material groups 4 go up rather than corresponding two fortune material recesses 43 to in the balanced material in every fortune material recess 43, guarantee that impeller 2 all has the material in every fortune material recess 43 when rotatory feeding, thereby guarantee the continuous feeding of this rotatory feed valve of measurement formula. Impeller 2 formula structure as an organic whole, structural strength is high, and the installation is changed conveniently.
The utility model can carry out continuous blanking, eliminate pulsating blanking, ensure more uniform and continuous feeding and can carry out accurate measurement in the feeding process; the problem of uneven feeding caused by the pulsating effect generated in the feeding process of the traditional rotary valve can be solved, and the rotary valve is more suitable for being used as a metering feeding device due to the adoption of continuous uniform blanking, so that the metering precision of materials can be increased; the structure is simple, and the operation and the use are easy and convenient.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (5)
1. A metering type rotary feeding valve comprises a valve body and an impeller which is rotatably arranged in the valve body; the method is characterized in that: the impeller comprises a sleeve fixedly sleeved on the rotating shaft, a plurality of material conveying groups fixedly sleeved on the sleeve and distributed along the length direction of the sleeve, and a plurality of separating sheets fixedly sleeved on the sleeve and used for separating the plurality of material conveying groups, wherein one separating sheet is correspondingly arranged between every two material conveying groups; the material conveying group comprises a plurality of blades and a plurality of rectangular plates; the blades are fixedly connected to the sleeve and are uniformly distributed around the sleeve in the circumferential direction; the rectangular plates are respectively arranged between every two blades correspondingly, the front end and the rear end of each rectangular plate are respectively and fixedly connected with the two adjacent blades, and the left end and the right end of each rectangular plate are respectively flush with the left end and the right end of each blade; two adjacent blades on each material conveying group and a rectangular plate positioned between the two adjacent blades can form a material conveying groove for conveying materials, and the material conveying groove can be respectively opposite to the material inlet, the inner wall of the valve cavity and the material outlet along with the rotation of the impeller; the material conveying grooves on two adjacent material conveying groups are staggered with each other.
2. A metered rotary feed valve according to claim 1, wherein: a plurality of gaps are distributed on the circumferential direction of the separation sheet; the number of the notches on each partition plate is the same as that of the material conveying grooves on each material conveying group, and one notch corresponds to one material conveying groove; each gap is communicated with two adjacent material conveying groups and two corresponding material conveying grooves.
3. A metered rotary feed valve according to claim 2, wherein: the notch is a rectangular notch.
4. A metered rotary feed valve according to claim 1, wherein: the material conveying groups are three, and the number of the separating sheets is two.
5. A metered rotary feed valve according to claim 1, wherein: the impeller is of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920324475.4U CN209777739U (en) | 2019-03-14 | 2019-03-14 | Metering type rotary feeding valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920324475.4U CN209777739U (en) | 2019-03-14 | 2019-03-14 | Metering type rotary feeding valve |
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| Publication Number | Publication Date |
|---|---|
| CN209777739U true CN209777739U (en) | 2019-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920324475.4U Active CN209777739U (en) | 2019-03-14 | 2019-03-14 | Metering type rotary feeding valve |
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| Country | Link |
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| CN (1) | CN209777739U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109733908A (en) * | 2019-03-14 | 2019-05-10 | 麦科威（昆山）机械有限公司 | A kind of metering-type rotatory feeder valve |
-
2019
- 2019-03-14 CN CN201920324475.4U patent/CN209777739U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109733908A (en) * | 2019-03-14 | 2019-05-10 | 麦科威（昆山）机械有限公司 | A kind of metering-type rotatory feeder valve |
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