CN218718851U

CN218718851U - Valve special for preparing powder medicament

Info

Publication number: CN218718851U
Application number: CN202222609131.2U
Authority: CN
Inventors: 江忠清; 江翠萍; 江忠虎
Original assignee: Nanjing Gaosheng Fire Fighting Agentia Co ltd
Current assignee: Nanjing Gaosheng Fire Fighting Agentia Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-03-24
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a powder medicament preparation special valve, the novel nipple rectifier comprises a cylindrical shel, the circular shape valve plate, axis of rotation and driving lever, radially seted up circular shape mounting hole A on the barrel, the axis of rotation includes pivot unit A, pivot unit B and pivot unit C, wherein pivot unit B longitudinal section is the non-circular, pivot unit A and pivot unit C's cross-section is circular, pivot unit A and pivot unit C are located pivot unit B's both ends respectively, set up the connecting hole that runs through its both sides on the valve plate and the valve plate is located the barrel, the axis of rotation passes mounting hole A on the barrel and the connecting hole on the valve plate, pivot unit A cooperatees with the mounting hole A of barrel both sides respectively with rotation unit C, the one end of driving lever is connected with the one end of axis of rotation, and the driving lever is perpendicular with the axis of rotation. The utility model discloses well pivot and valve plate adopt the detachable mounting means, and the convenience is installed the valve plate in the barrel on the whole, the utility model discloses simple structure, convenient to use's advantage still has.

Description

Valve special for preparing powder medicament

Technical Field

The utility model relates to a special valve of powder medicament preparation belongs to powder fire control medicament preparation facilities field.

Background

In the preparation of powder fire control medicament, the processing of material is gone on through the pipeline, sets up the transport speed of valve in order to control the material on the pipeline, and the valve is normally open, just can carry out corresponding adjustment when the transport speed of adjustment material only, and the structure of valve includes valve plate and valve rod (the axis of rotation of valve plate adjustment promptly), rotates through the valve rod and drives the valve plate and rotate to the angle of adjustment valve plate in the pipeline, and then the transport flow (the transport speed promptly) of adjustment material. The butterfly valve disclosed in the chinese utility model patent with the granted publication number CN217108250U, wherein the circular valve plate adopts an upper rotating shaft and a lower rotating shaft which are respectively rotatably connected with an upper valve body and a lower valve body, the valve body of the butterfly valve with the structure is composed of two parts, and is not suitable for a conveying pipeline in fire-fighting medicament, and if the valve body is made into an integrated structure, the upper rotating shaft, the lower rotating shaft and the circular valve plate are difficult to be arranged in the valve body; the utility model discloses a sealed butterfly valve that the grant bulletin number is CN 217108251U's Chinese utility model patent discloses, it has seted up the connecting hole on the valve plate, pass the connecting hole with the valve rod and realize the installation of valve rod and valve plate, its valve rod is cylindric, the connecting hole is the circular port, though this kind of structure can be installed the valve plate in the valve body, nevertheless easily produce relative rotation between valve rod and valve plate, be unfavorable for the opening and the closure of valve, and will realize not relative rotation between valve body and valve plate, both need interference fit at least, this kind of mating mode makes the installation of valve plate comparatively inconvenient.

Disclosure of Invention

The utility model aims at providing a powder medicament preparation special valve solves the inconvenient technical defect of valve plate installation of valve among the prior art.

In order to solve the above problems, the utility model adopts the following technical proposal: the special valve for preparing the powder medicament comprises a cylinder body, a circular valve plate, a rotating shaft and a shifting rod, wherein a circular mounting hole A is formed in the cylinder body along the radial direction, the rotating shaft comprises a rotating shaft unit A, a rotating shaft unit B and a rotating shaft unit C, the longitudinal section of the rotating shaft unit B is non-circular, the sections of the rotating shaft unit A and the rotating shaft unit C are circular, the rotating shaft unit A and the rotating shaft unit C are respectively located at two ends of the rotating shaft unit B, connecting holes penetrating through two sides of the valve plate are formed in the valve plate, the valve plate is located in the cylinder body, the rotating shaft penetrates through the mounting hole A in the cylinder body and the connecting holes in the valve plate, the cross section shapes of the connecting holes are matched with the rotating shaft unit B, the rotating shaft unit A and the rotating unit C are respectively matched with the mounting holes A in two sides of the cylinder body, one end of the shifting rod is connected with one end of the rotating shaft, the shifting rod is perpendicular to the rotating shaft, and the shifting rod is used for shifting the valve plate to rotate in the cylinder body through the rotating shaft. The utility model provides an axis of rotation and valve plate detachable installation can place the valve plate in the barrel earlier, pass the axis of rotation mounting hole A on the barrel and the connecting hole on the valve plate again, and is convenient the utility model discloses an installation, the utility model discloses a pivot unit B and the connecting hole of pivot axis are non-circular structure, can effectually avoid axis of rotation and valve plate to take place relative rotation, and pivot unit A and pivot unit C's circular structure, the relative rotation of the axis of rotation and barrel of being convenient for.

As a further improvement of the utility model, the longitudinal section of the rotating shaft unit B is rectangular, and the section of the connecting hole on the valve plate is also rectangular. The utility model discloses the pivot unit B and the connecting hole of well rectangle form make things convenient for the preparation of axis of rotation and connecting hole.

As the utility model discloses a further improvement still includes the limiting plate, and the limiting plate passes through the external fixed surface of connecting block A and barrel, is fixed with the guide post on the driving lever, sets up the guide way that runs through its both sides on the limiting plate, and the guide way is the circular arc groove that uses the distance between axis of rotation and the guide post as the centre of a circle for the point on the central line that uses the axis of rotation, and the guide post passes the guide way to under driving lever pivoted state, the guide post removes in the guide way. The utility model discloses set up the limiting plate, set up the guide way on through the limiting plate, cooperate the guide post on the driving lever, on the one hand lead to the rotation of driving lever, and on the other hand avoids pulling the driving lever towards the direction of keeping away from the barrel and bending deformation in the use.

As the utility model discloses a further improvement, connecting block A sets up the bottom at the limiting plate to mounting hole A passes connecting block A and limiting plate, and pivot unit A passes and connects the driving lever behind connecting block A and the limiting plate, and the guide way is seted up on the upper portion of limiting plate. The utility model discloses well connecting block A keeps away from the guide way, makes things convenient for the installation of guide post.

As the utility model discloses a further improvement still includes connecting block B, and connecting block B is located the top of guide way, and connecting block B's both ends are fixed with limiting plate and barrel respectively. The utility model discloses well connecting block B is fixed mutually with the barrel respectively from the upper portion and the lower part of limiting plate respectively with connecting block A, improves the intensity and the stability that limiting plate and barrel are connected.

As a further improvement of the utility model, the guide post is the bolt, and the head of bolt is located between limiting plate and the barrel, is provided with the nut rather than screw-thread fit after the screw rod part of bolt passes guide way and driving lever. The utility model discloses a bolt makes things convenient for the installation of guide post as the guide post.

As a further improvement of the utility model, the one end of keeping away from pivot unit B on the pivot unit A is provided with the linkage unit, and the longitudinal section of linkage unit is non-circular, and mounting hole B has been seted up to the lower part of driving lever, and mounting hole B's cross sectional shape is the same with linkage unit's cross sectional shape, and the linkage unit setting is in mounting hole B. The utility model discloses set up the linkage unit, make things convenient for the axis of rotation to be connected with the shifting lever, shape between them makes both can not take place relative rotation.

As the utility model discloses a further improvement, pivot unit C stretches out mounting hole A department cover and is equipped with the spacing ring to seted up the ring channel on pivot unit C, be provided with the snap ring in the ring channel, the snap ring is used for preventing the spacing ring to remove on pivot unit C. The utility model discloses a spacing ring and snap ring carry out the axial spacingly to the pivot in the one side of keeping away from the limiting plate.

To sum up, the beneficial effects of the utility model are that: the utility model discloses well pivot and valve plate adopt the detachable mounting means, and the convenience is installed the valve plate in the barrel on the whole, the utility model discloses simple structure, convenient to use's advantage still has.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 isbase:Sub>A sectional viewbase:Sub>A-base:Sub>A of fig. 1.

Fig. 3 is a plan view of the present invention.

Fig. 4 is a sectional view B-B of fig. 3.

Fig. 5 is a left side view of the present invention.

Fig. 6 is a schematic perspective view of the present invention.

Fig. 7 is a schematic perspective view of another angle of the present invention.

Fig. 8 is a perspective exploded view of the present invention.

Wherein: 1. a barrel; 2. a valve plate; 3. a rotating shaft; 4. a deflector rod; 5. a mounting hole A; 6. a rotating shaft unit A; 7. a rotating shaft unit B; 8. a rotating shaft unit C; 9. connecting holes; 10. a limiting plate; 11. a guide post; 12. a guide groove; 13. connecting a block A; 14. connecting block B; 15. a connection unit; 16. a mounting hole B; 17. a limiting ring; 18. an annular groove; 19. a snap ring.

Detailed Description

The following description will further describe the embodiments of the present invention with reference to the accompanying drawings.

The special valve for powder medicine preparation as shown in fig. 1 to 8, which comprises a cylinder 1, a circular valve plate 2, a rotating shaft 3 and a deflector rod 4, wherein a circular mounting hole A5 is provided along the radial direction on the cylinder 1, wherein the mounting hole A5 penetrates through both sides of the cylinder 1, the rotating shaft 3 of the utility model comprises a rotating shaft unit A6, a rotating shaft unit B7 and a rotating shaft unit C8, wherein the longitudinal section of the rotating shaft unit B7 is non-circular to prevent the rotating shaft 3 from rotating relatively to the valve plate 2 in the use state, the cross sections of the rotating shaft unit A6 and the rotating shaft unit C8 are circular, the rotating shaft unit A6 and the rotating shaft unit C8 are respectively located at both ends of the rotating shaft unit B7 and fixedly connected to the rotating shaft unit B7, the rotating shaft unit A6, the rotating shaft unit B7 and the rotating shaft unit C8 of the utility model are preferably integrally formed, the connecting hole 9 is provided on the valve plate 2 and the valve plate 2 is located in the cylinder 1, the rotating shaft 3 penetrates through the connecting hole a connecting to the rotating shaft on the cylinder 1 and the rotating shaft unit B2, and the rotating shaft unit a deflector rod 3 is connected to the rotating shaft unit C4, and the deflector rod 3 is connected to the cylinder 4, thereby the utility model can be used in a vertical rotation state, this special valve is the normal open mode promptly, and valve plate 2 rotates, and the volume of the material of valve can be crossed in the adjustment, adjusts the conveying speed of material promptly. The utility model discloses the longitudinal section shape of well pivot unit B7 is the rectangle, and the preferred square that is, the cross sectional shape of connecting hole 9 on the valve plate 2 also is the square. The utility model discloses the diameter of well pivot unit A6 equals with the hypotenuse length in pivot unit B7 cross-section, and pivot unit C8's diameter is less than the hypotenuse length in pivot unit B7 cross-section.

The utility model discloses the preferred limiting plate 10 that is provided with, the limiting plate 10 passes through the outer fixed surface of connecting block A13 and barrel 1, the utility model provides a connecting block A13 all adopts the welded mode fixed mutually with barrel 1 and limiting plate 10, be fixed with guide post 11 on driving lever 4, set up the guide way 12 that runs through its both sides on limiting plate 10, this guide way 12 is for using the central line of axis of rotation 3 some on as the centre of a circle to use axis of rotation 3 and guide post 11 distance between as radial circular arc groove, guide post 11 keeps away from the one end of limiting plate 10 and passes guide way 12, and under driving lever 4 pivoted states, guide post 11 removes in guide way 12. The utility model provides a connecting block A13 sets up the bottom at limiting plate 10 to mounting hole A5 passes connecting block A13 and limiting plate 10, and pivot unit A6 passes connecting block A13 and connecting driving lever 4 behind the limiting plate 10, the utility model provides a guide way 12 sets up in the upper portion of limiting plate 10. In order to improve limiting plate 10's stability, the utility model discloses the preferred connecting block B14 that is provided with, connecting block B14 are located the top of guide way 12, and connecting block B14's both ends are fixed with limiting plate 10 and barrel 1 respectively, the utility model provides a connecting block B14 all adopts the welded mode fixed with barrel 1 and limiting plate 10.

The utility model provides an adopt the bolt that guide post 11 is preferred, the head of this bolt is located between limiting plate 10 and the barrel 1, and the screw rod part of bolt is provided with the nut rather than screw-thread fit after passing guide way 12 and driving lever 4, the utility model discloses set up the through-hole that runs through its both sides on driving lever 4, supply the screw rod part of bolt to pass, the utility model discloses regard as guide post 11, make things convenient for guide post 11's installation with the bolt. For the convenience of the installation of driving lever 4, the utility model discloses the one end of keeping away from pivot unit B7 on pivot unit A6 is provided with coupling unit 15, and this coupling unit 15 makes with pivot unit A6 integrated into one piece, and coupling unit 15's longitudinal section is non-circular, the utility model discloses well coupling unit 15's longitudinal section sets up to the square, has seted up mounting hole B16 in the lower part of driving lever 4, and mounting hole B16's cross sectional shape is the same with coupling unit 15's cross sectional shape, is the square, and coupling unit 15 sets up in mounting hole B16, makes and can not take place relative rotation between coupling unit 15 and the driving lever 4, the utility model discloses in adopt the bolt to make guide post 11, still can carry on spacingly to driving lever 4 on the length direction of axis of rotation 3 simultaneously.

The utility model discloses the one end department cover that stretches out mounting hole A5 at pivot unit C8 is equipped with spacing ring 17 to seted up ring channel 18 on pivot unit C8, be provided with snap ring 19 in ring channel 18, this snap ring 19 is used for preventing spacing ring 17 to move on pivot unit C8, and spacing ring 17 and snap ring 19 carry out the axial spacingly to one side of rotating shaft 3 keeping away from limiting plate 10.

Parts which are not specifically described in the above description are prior art or can be realized by the prior art. The specific embodiments of the present invention are merely preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. All equivalent changes and modifications made according to the content of the claims of the present invention should be regarded as the technical scope of the present invention.

Claims

1. The special valve for preparing the powder medicament is characterized in that: the rotary valve comprises a cylindrical shell, the circular shape valve plate, axis of rotation and driving lever, radially seted up circular shape mounting hole A on the barrel, the axis of rotation includes pivot unit A, pivot unit B and pivot unit C, wherein pivot unit B longitudinal section is non-circular, pivot unit A and pivot unit C's cross-section is circular, pivot unit A and pivot unit C are located pivot unit B's both ends respectively, set up the connecting hole that runs through its both sides on the valve plate and the valve plate is located the barrel, the axis of rotation passes mounting hole A on the barrel and the connecting hole on the valve plate, and the cross sectional shape of connecting hole cooperatees with pivot unit B, pivot unit A and pivot unit C cooperate with the mounting hole A of barrel both sides respectively, the one end of driving lever is connected with the one end of axis of rotation, and the driving lever is perpendicular with the axis of rotation, it is used for through the rotation of axis of rotation valve plate in the barrel.

2. The valve dedicated to the preparation of powdered medicament according to claim 1, wherein: the longitudinal section of the rotating shaft unit B is rectangular, and the section of the connecting hole in the valve plate is also rectangular.

3. The valve dedicated for powder medicine preparation according to claim 1 or 2, wherein: the limiting plate is fixed to the outer surface of the barrel through the connecting block A, the guide column is fixed to the shifting rod, guide grooves penetrating through two sides of the limiting plate are formed in the limiting plate, the guide grooves are arc grooves taking the point on the central line of the rotating shaft as the circle center and the distance between the rotating shaft and the guide column as the radius, the guide column penetrates through the guide grooves, and the guide column moves in the guide grooves in the rotating state of the shifting rod.

4. The valve dedicated to the preparation of powdered medicament according to claim 3, wherein: connecting block A sets up the bottom at the limiting plate to mounting hole A passes connecting block A and limiting plate, and pivot unit A passes connecting block A and connects the driving lever behind the limiting plate, and the upper portion at the limiting plate is seted up to the guide way.

5. The valve dedicated to the preparation of powdered medicament according to claim 4, wherein: still include connecting block B, connecting block B is located the top of guide way, and connecting block B's both ends are fixed with limiting plate and barrel respectively.

6. The valve dedicated for powdered medicament preparation according to claim 3, wherein: the guide post is a bolt, the head of the bolt is positioned between the limiting plate and the barrel, and a nut in threaded fit with the bolt is arranged after the screw rod part of the bolt penetrates through the guide groove and the shifting rod.

7. The valve dedicated to the preparation of powdered medicament according to claim 6, wherein: the end, far away from the rotating shaft unit B, of the rotating shaft unit A is provided with a connecting unit, the longitudinal section of the connecting unit is non-circular, the lower portion of the shifting rod is provided with a mounting hole B, the cross section of the mounting hole B is the same as that of the connecting unit, and the connecting unit is arranged in the mounting hole B.

8. The valve dedicated to the preparation of powdered medicament according to claim 7, wherein: the rotating shaft unit C is sleeved with a limiting ring at the position where the rotating shaft unit C extends out of the mounting hole A, an annular groove is formed in the rotating shaft unit C, a clamping ring is arranged in the annular groove, and the clamping ring is used for preventing the limiting ring from moving on the rotating shaft unit C.