CN213512151U - Be applied to sealed butterfly valve of neodymium iron boron powder former connector - Google Patents
Be applied to sealed butterfly valve of neodymium iron boron powder former connector Download PDFInfo
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- CN213512151U CN213512151U CN202022411230.0U CN202022411230U CN213512151U CN 213512151 U CN213512151 U CN 213512151U CN 202022411230 U CN202022411230 U CN 202022411230U CN 213512151 U CN213512151 U CN 213512151U
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- iron boron
- neodymium iron
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Abstract
The utility model relates to the technical field of neodymium iron boron material production, in particular to a sealed butterfly valve applied to a connector of neodymium iron boron powder forming equipment; the utility model discloses connect in neodymium iron boron powder former junction department, through set up first recess and second recess in the pivot, the first circular sealing washer of joint and the circular sealing washer of second in first recess and second recess respectively, pass through the through-hole on the valve body moreover and let in inert gas to the space of aerifing between the circular sealing washer of first circular sealing washer and second to make in the unable admission valve body of external air, stop the impurity of oxidative combustion, and then improve the fashioned quality of powder.
Description
Technical Field
The utility model relates to a neodymium iron boron materials production technical field, in particular to be applied to sealed butterfly valve of neodymium iron boron powder former connector.
Background
The neodymium iron boron as a rare earth permanent magnetic material has extremely high magnetic energy and coercive force, and the advantage of high energy density enables the neodymium iron boron permanent magnetic material to be widely applied in modern industry and electronic technology, and the neodymium iron boron magnetic material is called as 'maga' due to the excellent magnetic performance as the latest result of the development of the rare earth permanent magnetic material; therefore, the miniaturization, the light weight and the thinning of instruments, electro-acoustic motors, magnetic separation magnetization and other equipment become possible.
The neodymium iron boron has the advantages of high cost performance and good mechanical property, but has the disadvantages of low working temperature, poor temperature property, easy pulverization and corrosion, and can meet the requirements of practical application only by adjusting the chemical components and adopting a surface treatment method to improve the chemical components.
When the neodymium iron boron material carries out production process, need use neodymium iron boron powder former, however because the neodymium iron boron powder has easy oxidation and inflammable characteristic, must make the sealing performance of neodymium iron boron powder former's connector, avoid getting into the air in process of production for the neodymium iron boron oxidation produces impurity and influences the powder shaping.
Disclosure of Invention
In order to overcome the above-mentioned not enough, the utility model aims at providing a be applied to sealed butterfly valve of neodymium iron boron powder former connector, it is connected in neodymium iron boron powder former connector, it is through setting up first recess and second recess in the pivot, the first circular sealing washer of joint and the circular sealing washer of second respectively in first recess and second recess, and the through-hole through the valve body lets in inert gas to the space of aerifing between the circular sealing washer of first circular sealing washer and second, thereby make the unable entering of outside air, stop the impurity of oxidative combustion, and then improve the fashioned quality of powder.
The technical proposal of the utility model for solving the technical problem is that:
the utility model provides a be applied to sealed butterfly valve of neodymium iron boron powder former connector, includes valve body, butterfly plate and pivot, the butterfly plate is connected through the pivot in the valve body, wherein, the front end of pivot is connected in the valve body, the front end of pivot is provided with first recess and second recess, the joint has first round sealing washer in the first recess, the joint has the round sealing washer of second in the second recess, first round sealing washer, the round sealing washer of second with form one between the lateral wall of pivot, the valve body and aerify the space, be provided with the through-hole on the valve body, the through-hole through aerify the passageway with aerify the space and communicate with each other, be connected with the trachea joint that can be connected with external trachea on the through-hole.
As an improvement of the utility model, be provided with the turn round in the pivot, the turn round passes valve body fixed connection be in the upper end of butterfly plate.
As a further improvement, the valve body is provided with a lower rotary head and a fixed shaft, the lower rotary head is fixedly connected in the lower end of the butterfly plate, and the lower rotary head can surround the fixed shaft.
As a further improvement of the present invention, the first circular sealing ring and the second circular sealing ring are rubber sealing rings.
As a further improvement of the present invention, the first circular sealing ring and the second circular sealing ring are nitrile rubber circular sealing rings.
As a further improvement of the present invention, the thickness of the first circular sealing ring is greater than or equal to the depth of the first groove, the thickness of the second circular sealing ring is greater than or equal to the depth of the second groove, and the first circular sealing ring has the same thickness as the first circular sealing ring.
The utility model discloses connect in neodymium iron boron powder former junction department, through set up first recess and second recess in the pivot, the first circular sealing washer of joint and the circular sealing washer of second in first recess and second recess respectively, pass through the through-hole on the valve body moreover and let in inert gas to the space of aerifing between the circular sealing washer of first circular sealing washer and second to make in the unable admission valve body of external air, stop the impurity of oxidative combustion, and then improve the fashioned quality of powder.
Drawings
For the purpose of illustration, the invention is described in detail with reference to the following preferred embodiments and the accompanying drawings.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a partial sectional view of the first embodiment of the present invention;
fig. 4 is a partial sectional view of the second embodiment of the present invention;
FIG. 5 is a schematic view of the connection structure of the rotating shaft and the butterfly plate of the present invention;
FIG. 6 is a top view of FIG. 5;
reference numerals: 1-a valve body, 2-a butterfly plate, 3-a rotating shaft, 31-an upper rotating head, 32-a lower rotating head, 33-a fixed shaft, 4-a first groove, 41-a first circular sealing ring, 5-a second groove, 51-a second circular sealing ring, 6-an inflation space, 7-a through hole and 71-an inflation channel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 6, the utility model discloses a be applied to sealed butterfly valve of neodymium iron boron powder former connector, including valve body 1, butterfly plate 2 and pivot 3, butterfly plate 2 connects in valve body 1 through pivot 3.
The utility model discloses in, the front end of pivot 3 is connected in valve body 1, and the front end of pivot 3 is provided with first recess 4 and second recess 5, and the joint has first circular sealing washer 41 in the first recess 4, and the joint has second circular sealing washer 51 in the second recess 5, forms one between lateral wall, the valve body 1 of first circular sealing washer 41, second circular sealing washer 51 and pivot 3 and aerifys space 6.
As shown in fig. 1, 3 and 4, the valve body 1 is provided with a through hole 7, the through hole 7 is communicated with the inflation space 6 through an inflation channel 71, the through hole 7 is connected with a gas pipe joint which can be connected with an external gas pipe, and the through hole 7 can be filled with inert gas.
The utility model discloses connect in neodymium iron boron powder former junction department, through set up first recess 4 and second recess 5 in pivot 3, the first circular sealing washer 41 of joint and the circular sealing washer 51 of second in first recess 4 and second recess 5 respectively, through-hole 7 on the valve body 1 lets in inert gas to the plenum space 71 between the circular sealing washer 51 of first circular sealing washer 41 and second in addition, thereby make in the unable entering valve body 1 of external air, stop the impurity of oxidative combustion, and then improve the fashioned quality of powder.
As shown in fig. 2, 5 and 6, the rotating shaft 3 is provided with an upper rotating head 31, the upper rotating head 31 penetrates through the valve body 1 and is fixedly connected in the upper end of the butterfly plate 2, the valve body 1 is provided with a lower rotating head 31 and a fixed shaft 33, the lower rotating head 31 is fixedly connected in the lower end of the butterfly plate 2, the lower rotating head 31 can rotate around the fixed shaft 33, and the butterfly plate 2 rotates through the rotating shaft 3.
In the utility model, the first circular sealing ring 41 and the second circular sealing ring 51 are rubber sealing rings, and further, the first circular sealing ring 41 and the second circular sealing ring 51 are nitrile rubber circular sealing rings; the thickness of the first circular sealing ring 41 is greater than or equal to the depth of the first groove 4, the thickness of the second circular sealing ring 51 is greater than or equal to the depth of the second groove 5, the thickness of the first circular sealing ring 41 is equal to that of the first circular sealing ring 51, preferably, the depth of the first groove 4 and the depth of the second groove 5 are 1.5mm, and the thickness of the first circular sealing ring 41 and the thickness of the second circular sealing ring 51 are 3 mm.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a be applied to sealed butterfly valve of neodymium iron boron powder former connector, includes valve body, butterfly plate and pivot, the butterfly plate is connected through the pivot in the valve body, its characterized in that, the front end of pivot is connected in the valve body, the front end of pivot is provided with first recess and second recess, the joint has first round sealing washer in the first recess, the joint has the round sealing washer of second in the second recess, first round sealing washer, the round sealing washer of second with form one between the lateral wall of pivot, the valve body and aerify the space, be provided with the through-hole on the valve body, the through-hole through aerify the passageway with aerify the space and communicate with each other, be connected with the trachea joint that can be connected with external trachea on the through-hole.
2. The sealed butterfly valve applied to a connecting port of neodymium iron boron powder forming equipment according to claim 1, wherein an upper rotating head is arranged on the rotating shaft, and the upper rotating head penetrates through the valve body and is fixedly connected into the upper end of the butterfly plate.
3. The sealed butterfly valve applied to a connecting port of neodymium iron boron powder forming equipment according to claim 2, wherein a lower rotating head and a fixed shaft are arranged on the valve body, the lower rotating head is fixedly connected in the lower end of the butterfly plate, and the lower rotating head can rotate around the fixed shaft.
4. The sealing butterfly valve applied to a connecting port of neodymium iron boron powder molding equipment according to claim 1, wherein the first circular sealing ring and the second circular sealing ring are rubber sealing rings.
5. The sealing butterfly valve applied to a connecting port of neodymium iron boron powder molding equipment according to claim 4, wherein the first circular sealing ring and the second circular sealing ring are nitrile rubber circular sealing rings.
6. The sealing butterfly valve applied to a connecting port of neodymium iron boron powder molding equipment according to claim 5, wherein the thickness of the first circular sealing ring is greater than or equal to the depth of the first groove, the thickness of the second circular sealing ring is greater than or equal to the depth of the second groove, and the thickness of the first circular sealing ring is the same as that of the first circular sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022411230.0U CN213512151U (en) | 2020-10-27 | 2020-10-27 | Be applied to sealed butterfly valve of neodymium iron boron powder former connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022411230.0U CN213512151U (en) | 2020-10-27 | 2020-10-27 | Be applied to sealed butterfly valve of neodymium iron boron powder former connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213512151U true CN213512151U (en) | 2021-06-22 |
Family
ID=76410724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022411230.0U Active CN213512151U (en) | 2020-10-27 | 2020-10-27 | Be applied to sealed butterfly valve of neodymium iron boron powder former connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213512151U (en) |
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2020
- 2020-10-27 CN CN202022411230.0U patent/CN213512151U/en active Active
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