CN215438831U

CN215438831U - A prevent blocking feedway for CPVC raw materials

Info

Publication number: CN215438831U
Application number: CN202121658378.2U
Authority: CN
Inventors: 蔡成云
Original assignee: Huaya Industrial Plastic Taicang Co ltd
Current assignee: Huaya Industrial Plastic Taicang Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2022-01-07
Anticipated expiration: 2031-07-21

Abstract

The utility model discloses an anti-caking feeding device for a CPVC (chlorinated polyvinyl chloride) raw material, which comprises a barrel body, a vacuum pump and an air exhaust pipeline, wherein the air exhaust pipeline is connected above the barrel body and the vacuum pump; the bottom of the barrel body is provided with a discharge port, the side wall of the barrel body is provided with a feed port, a first filter screen and an anti-caking filtering mechanism are arranged in the barrel body, the first filter screen is fixedly arranged on the inner wall of the barrel body above the feed port, and the anti-caking filtering mechanism is clamped on the inner wall of the barrel body below the feed port; prevent caking filtering mechanism and include second filter screen, sealing washer, a set of vibration mechanism, the sealing washer is established in the second filter screen outside, and the sealing washer joint is on staving inner wall a week, vibrates that the mechanism interval is fixed to be established on staving inner wall a week, and the sealing washer is fixed to be established in vibration mechanism top. According to the anti-caking feeding device for the CPVC raw materials, the oscillating mechanism is arranged below the second filter screen, so that the CPVC raw materials falling on the second filter screen can be oscillated and filtered, and the phenomenon that caking is generated due to material accumulation to influence subsequent production and processing is prevented.

Description

A prevent blocking feedway for CPVC raw materials

Technical Field

The utility model relates to the technical field of CPVC pipe processing, in particular to an anti-caking feeding device for a CPVC raw material.

Background

CPVC (chlorinated polyvinyl chloride) resin is a novel polymer material prepared by chlorination modification of PVC (polyvinyl chloride) resin. PVC resin after the chlorination, the irregularity of molecular bond increases, the polarity increases, make the dissolubility of resin increase, chemical stability increases, these changes make CPVC resin can use for a long time under higher temperature and higher pressure, tensile strength is high, not only chemical corrosion resistance is excellent at normal atmospheric temperature, and still have fine acid-resistant, alkali-resistant, chemical-resistant nature under higher temperature, it has excellent fire resistance and lower coefficient of heat conductivity simultaneously, can be used to prepare the occasion material that has strict fire control requirement, chemical industry is with tubular product pipe fitting, the valve, panel, make high pressure, superhigh pressure power transmission cable pillar etc..

In the production and processing process of CPVC products, a vacuum discharging machine is usually used to feed and discharge the CPVC raw material. The vacuum feeding machine is a dust-free closed pipeline conveying device for conveying particles and powdery materials by means of vacuum suction, and gas flow in a pipeline is formed by utilizing the air pressure difference between vacuum and an environment space to drive the powdery materials to move, so that powder conveying is completed. But current vacuum blowing machine operation, can be earlier with CPVC raw materials absorption in blowing machine material loading barrel top, drop the CPVC raw materials to the material outlet again, fine particle in the CPVC raw materials can the adhesion in material loading barrel top inner wall department during. When the fine particles are adhered too much, they are liable to be agglomerated and fall off, causing clogging.

Therefore, the above problems need to be solved.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: in order to overcome the defects, the utility model aims to provide the anti-caking feeding device for the CPVC raw materials.

The technical scheme is as follows: in order to achieve the purpose, the utility model provides an anti-caking feeding device for a CPVC (chlorinated polyvinyl chloride) raw material, which comprises a barrel body, a vacuum pump and an air exhaust pipeline, wherein the air exhaust pipeline is connected above the barrel body and the vacuum pump; the anti-caking filter is characterized in that a discharge port is formed in the bottom of the barrel body, a feed port is formed in the side wall of the barrel body, a first filter screen and an anti-caking filter mechanism are arranged in the barrel body, the first filter screen is fixedly arranged on the inner wall of the barrel body above the feed port, and the anti-caking filter mechanism is clamped on the inner wall of the barrel body below the feed port; prevent caking filtering mechanism includes second filter screen, sealing washer, a set of vibration mechanism, the sealing washer is established in the second filter screen outside, the sealing washer joint is on staving inner wall a week, vibrate that the mechanism interval is fixed to be established on staving inner wall a week, the sealing washer is fixed to be established in vibration mechanism top. According to the anti-caking feeding device for the CPVC raw materials, the sucked CPVC raw materials are blocked in the barrel body by the first filter screen and are prevented from entering the vacuum pump.

Further, foretell an anti-caking feedway for CPVC raw materials, it includes sleeve pipe, sleeve, vibrates the spring to vibrate the mechanism, the sleeve interval is fixed to be established on staving inner wall a week, the sleeve pipe is worn to locate, and the top is fixed to be established in the sealing washer below, vibrate the spring cover and establish on the sleeve pipe, be located between sealing washer and the sleeve.

Further, foretell an anti-caking feedway for CPVC raw materials, the sleeve pipe below is equipped with the stopper, the diameter of stopper is greater than telescopic internal diameter.

Further, foretell an anti-caking feedway for CPVC raw materials, the second filter screen is the arc.

Further, the convex end of the second filter screen faces downwards in the anti-caking feeding device for the CPVC raw material. According to the anti-caking feeding device for the CPVC raw materials, the arc-shaped filter screen is arranged, so that large CPVC raw materials can be better gathered in the middle, and the vibration dispersion effect is better.

Further, foretell an anti-caking feedway for CPVC raw materials still includes ejection of compact pipeline and bleeder valve, the ejection of compact pipeline is established in the discharge gate below, be equipped with the bleeder valve on the ejection of compact pipeline.

Further, foretell an anti-caking feedway for CPVC raw materials still includes charge-in pipeline, charge-in pipeline connects feed inlet and raw materials storage device.

Further, foretell an anti-caking feedway for CPVC raw materials, the top of staving has the funnel structure of inversion, the bottom of staving has the funnel structure.

The technical scheme shows that the utility model has the following beneficial effects: according to the anti-caking feeding device for the CPVC raw material, due to the arrangement of the vibrating mechanism and the arc-shaped filter screen, during working, the CPVC raw material is adsorbed at the top of the feeding barrel of the discharging machine and then falls onto the arc-shaped filter screen, the impact force of falling enables the vibrating spring to be compressed, and the spring is reset to drive the arc-shaped filter screen to vibrate, so that the CPVC raw material falling onto the arc-shaped filter screen is continuously vibrated, the caked CPVC raw material is vibrated and dispersed, and the CPVC raw material is prevented from being caked to influence subsequent production and processing.

Drawings

FIG. 1 is a schematic structural diagram of an anti-caking feeding device for CPVC raw materials according to the present invention;

FIG. 2 is a schematic detail view of part A of the anti-caking feeding device for CPVC raw material according to the present invention;

in the figure: 1. a barrel body; 11. a discharge port; 12. a feed inlet; 2. a vacuum pump; 3. an air extraction pipeline; 4. a first filter screen; 5. an anti-caking filtering mechanism; 51. a second filter screen; 52. a seal ring; 53. a vibrating mechanism; 531. a sleeve; 532. a sleeve; 533. a vibration spring; 534. a limiting block; 6. a discharge pipeline; 7. a discharge valve; 8. a feed conduit.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example 1

The anti-caking feeding device for the CPVC raw material as shown in the figure 1-2 comprises a barrel body 1, a vacuum pump 2 and an air exhaust pipeline 3, wherein the air exhaust pipeline 3 is connected above the barrel body 1 and the vacuum pump 2; the anti-caking device is characterized in that a discharge port 11 is formed in the bottom of the barrel body 1, a feed port 12 is formed in the side wall of the barrel body 1, a first filter screen 4 and an anti-caking filtering mechanism 5 are arranged in the barrel body 1, the first filter screen 4 is fixedly arranged on the inner wall of the barrel body 1 above the feed port 12, and the anti-caking filtering mechanism 5 is clamped on the inner wall of the barrel body 1 below the feed port 12; prevent caking filtering mechanism 5 includes second filter screen 51, sealing washer 52, a set of oscillation mechanism 53, establish in the second filter screen 51 outside sealing washer 52, sealing washer 52 joint is on 1 inner wall a week of staving, oscillation mechanism 53 interval is fixed establishes on 1 inner wall a week of staving, sealing washer 52 is fixed to be established in oscillation mechanism 53 top.

The oscillating mechanism 53 includes a sleeve 531, a sleeve 532, and an oscillating spring 533, the sleeve 532 is fixed on a circumference of the inner wall of the barrel body 1 at intervals, the sleeve 531 is disposed through the sleeve 532, the top of the sleeve is fixed below the sealing ring 52, and the oscillating spring 533 is sleeved on the sleeve 531 and located between the sealing ring 52 and the sleeve 532.

And a limiting block 534 is arranged below the sleeve 531, and the diameter of the limiting block 534 is larger than the inner diameter of the sleeve 532.

The second screen 51 has an arc shape.

And, the convex end of the second screen 51 faces downward.

Further, still include ejection of compact pipeline 6 and bleeder valve 7, ejection of compact pipeline 6 is established in discharge gate 11 below, be equipped with bleeder valve 7 on the ejection of compact pipeline 6.

Furthermore, a feed conduit 8 is included, said feed conduit 8 connecting the feed inlet 12 and a raw material storage means (not shown).

And the top of the barrel body 1 is provided with an inverted funnel structure, and the bottom of the barrel body 1 is provided with a funnel structure.

When the anti-caking feeding device for the CPVC raw material works, the vacuum pump 2 is started to form negative pressure in the barrel body 1, so that the CPVC raw material in the raw material storage device is driven to move into the barrel body 1 along the feeding pipeline 8, the CPVC raw material is adsorbed on the first filter screen 4 at the top of the barrel body 1 and then falls onto the arc-shaped second filter screen 51, the impact force of the falling causes the oscillating spring 533 to compress, the spring resets to drive the second filter screen 51 to vibrate, so that the CPVC raw material falling onto the second filter screen 51 continuously oscillates, the caked CPVC raw material is oscillated and dispersed, and the CPVC raw material is prevented from caking to influence the subsequent production and processing.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.

Claims

1. An anti-caking feeding device for CPVC raw materials is characterized by comprising a barrel body (1), a vacuum pump (2) and an air exhaust pipeline (3), wherein the air exhaust pipeline (3) is connected above the barrel body (1) and the vacuum pump (2); the anti-caking device is characterized in that a discharge port (11) is formed in the bottom of the barrel body (1), a feed port (12) is formed in the side wall of the barrel body (1), a first filter screen (4) and an anti-caking filtering mechanism (5) are arranged in the barrel body (1), the first filter screen (4) is fixedly arranged on the inner wall of the barrel body (1) above the feed port (12), and the anti-caking filtering mechanism (5) is clamped on the inner wall of the barrel body (1) below the feed port (12); prevent caking filtering mechanism (5) and include second filter screen (51), sealing washer (52), a set of oscillation mechanism (53), establish in the second filter screen (51) outside sealing washer (52), sealing washer (52) joint is on staving (1) inner wall a week, oscillation mechanism (53) interval is fixed to be established on staving (1) inner wall a week, sealing washer (52) are fixed to be established in oscillation mechanism (53) top.

2. The anti-caking feeding device for the CPVC raw material as claimed in claim 1, wherein said oscillation mechanism (53) comprises a sleeve (531), a sleeve (532) and an oscillation spring (533), said sleeve (532) is fixed on the inner wall of the barrel body (1) for a circle at intervals, said sleeve (532) is inserted into said sleeve (531), the top of said sleeve is fixed under the sealing ring (52), said oscillation spring (533) is sleeved on said sleeve (531) and located between said sealing ring (52) and said sleeve (532).

3. An anti-caking feeding device for CPVC raw material as claimed in claim 2, wherein a limiting block (534) is arranged below said sleeve (531), and the diameter of said limiting block (534) is larger than the inner diameter of said sleeve (532).

4. Anti-caking feeding device for CPVC stock according to claim 3, characterized in that said second sieve (51) is arc-shaped.

5. Anti-caking feeding device for CPVC stock according to claim 4, characterized in that the convex end of the second sieve (51) is facing downwards.

6. The anti-caking feeding device for CPVC raw material according to claim 5, further comprising a discharge pipe (6) and a discharge valve (7), wherein said discharge pipe (6) is arranged below said discharge port (11), and said discharge pipe (6) is provided with said discharge valve (7).

7. An anti-caking feeding device for CPVC raw material according to claim 6, further comprising a feeding pipe (8), said feeding pipe (8) connecting the feeding inlet (12) and the raw material storage device.

8. Anti-caking feeding device for CPVC raw material according to claim 7, characterized in that the top of the barrel (1) has an inverted funnel structure and the bottom of the barrel (1) has a funnel structure.