Novel upward expanding type emptying valve of crystallization kettle

Abstract

The utility model discloses a novel upward expanding type discharge valve of a crystallization kettle, which comprises a discharge valve body, a discharge component is arranged on the central axis of the discharge valve body, an ejection screw rod is screwed in the discharge component, and an ejection core is arranged at one end of the ejection screw rod. According to the structural characteristics of the bottom of the crystallization kettle, the screw rod of the upper expansion valve is changed into the two-way screw rod, the top core is arranged at the top of one screw rod and is used for piercing bottom blockage, and the other screw rod is used for controlling the opening and closing of the valve, so that the upper expansion valve not only can play a role in sealing, but also can crush bottom blockage crystals; and manual piercing of bottom blocking crystals by a PP pipe is changed into discharging after the valve top core is damaged, so that the loss of products is avoided, and the labor intensity of personnel is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of accessories related to crystallization kettles, in particular to a new upward-expanding discharge valve for a crystallization kettle. Background Art

[0002] The discharge valve in the existing crystallization kettle often clogs due to the long crystallization time. Discharging the product requires manual operation, where workers use PP pipes to break the blocked crystals before discharging the product. This method is not only time-consuming and labor-intensive, but also often results in product loss during discharge, causing environmental pollution. It also affects product quality, resulting in substandard products and requiring rework.

[0003] In summary, the impact of the existing crystallization kettle discharge valve is:

[0004] 1. Manual operation is time-consuming and labor-intensive, and affects the stirring paddle and the enamel inside the kettle;

[0005] 2. Quality accidents are prone to occur, resulting in rework;

[0006] 3. Product loss often occurs, causing environmental pollution. Utility Model Content

[0007] In order to solve the problems of the crystallization kettle discharge valve in the prior art, such as frequent blockage at the bottom due to long crystallization time and the need for manual operation during discharge, the utility model proposes a new upward-expanding discharge valve for the crystallization kettle.

[0008] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0009] A new upward-expanding discharge valve for a crystallization kettle comprises a discharge valve body, a discharge assembly is arranged on the central axis of the discharge valve body, a top screw is threadedly connected to the discharge assembly, and a top core is arranged at one end of the top screw.

[0010] As a further improvement of the above technical solution:

[0011] Preferably, a cap is provided between the ejecting screw and the discharging assembly, and the space formed by the ejecting screw, the discharging assembly and the cap is filled with a first Y-shaped filler.

[0012] Preferably, a second driving nut is provided at the lower end of the discharging assembly, and the ejecting screw is threadedly connected to the second driving nut.

[0013] Preferably, a lifting handwheel is provided at the other end of the lifting screw.

[0014] Preferably, the discharge assembly includes a discharge screw threadedly connected to the discharge valve body, a valve disc arranged at one end of the discharge screw and located at the inlet end, and the top screw passes through and is threadedly connected to the discharge screw.

[0015] Preferably, brackets are provided at the upper and lower ends of the discharge valve body, a pressure cover is provided between the discharge screw and the discharge valve body, a second Y-type filler is filled between the pressure cover and the discharge valve body, and a first drive nut is provided on the bracket, and the first drive nut is threadedly connected to the discharge screw.

[0016] Preferably, a valve handwheel is provided at the other end of the discharge screw.

[0017] Preferably, the inlet on the discharge valve body is located on the central axis, and the outlet on the discharge valve body is at an angle of 30° to 60° to the central axis.

[0018] Preferably, a valve cover is provided at the upper end of the discharge valve body for connecting the whole to the outlet of the crystallization kettle.

[0019] Preferably, a sealing ring is provided on the inner wall between the valve cover and the discharge valve body.

[0020] Compared with the existing technology, the beneficial effects of the utility model are:

[0021] 1. According to the structural characteristics of the bottom of the crystallization kettle, the utility model changes the upper expansion valve screw into a bidirectional screw. A top core is provided on the top of one screw to poke through the bottom blockage, and the other screw controls the valve switch, so that the upper expansion valve can not only play a sealing role, but also crush the crystals blocked at the bottom. The bottom blocking crystals are not manually poked through with a PP tube, but the valve top core is first destroyed and then the material is discharged, which eliminates the loss of products and reduces the labor intensity of personnel.

[0022] 2. Avoid rework caused by product quality problems.

[0023] 3. Easy to operate, which can save consumables to a certain extent and avoid unnecessary waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall cross-sectional structure of the present utility model.

[0025] In the figure: 1. Discharge valve body; 2. Valve cover; 3. Sealing ring; 4. Bracket; 5. Gland; 6. Second Y-type packing; 7. First drive nut; 8. Valve handwheel; 9. Discharge screw; 10. Valve disc; 11. Ejection handwheel; 12. Ejection screw; 13. Ejection core; 14. Cap; 15. First Y-type packing; 16. Second drive nut. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0027] In the description of this utility model, unless otherwise specified, "plurality" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front end," "rear end," "head," "tail," etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific direction, be constructed, or operate in a specific direction, and therefore should not be construed as limiting this utility model. Furthermore, the terms "first," "second," "third," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0028] In the description of this utility model, it should be noted that, unless otherwise specified or limited, the terms "connected" and "connection" should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integral connection; mechanical connection, electrical connection; direct connection, or indirect connection through an intermediary. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0029] As attached Figure 1 As shown, this technical solution includes two parts: one is the discharge valve part, and the other is the top material part;

[0030] First, for the discharge valve part, its main body is the discharge valve body 1. As can be seen from the accompanying drawings, the upper end of the discharge valve body 1 is the inlet end, and at the same time, it is on the central axis of the whole. An end cover is provided at the upper end of the inlet end for connecting the whole with the outlet of the crystallization kettle. At the same time, a sealing ring 3 is provided on the inner wall between the valve cover 2 and the discharge valve body 1 to fill and seal the gap to prevent material from flowing out.

[0031] An outlet end is provided at 30° to 60° of the center axis of the discharge valve body 1 for discharging material.

[0032] A bracket 4 is provided at the lower end of the central axis of the discharge valve body 1 , and a first drive nut 7 is provided at the lower end of the bracket 4 .

[0033] A discharging screw 9 is provided on the central axis of the discharging valve body 1, and the discharging screw 9 is screwed onto the first driving nut 7. At the same time, a pressure cover 5 is provided at the connection between the lower end of the discharging screw 9 and the discharging valve body 1, and a second Y-type packing 6 is filled between the pressure cover 5 and the discharging valve body 1, mainly for performing a sealing treatment between the discharging screw 9 and the discharging valve body 1.

[0034] A valve disc 10 is provided at the upper end of the discharging screw 9. When the valve is closed, the valve disc 10 presses against the valve cover 2 and the sealing ring 3, thereby realizing the valve closing function. A valve handwheel 8 is provided at the lower end of the discharging screw 9.

[0035] The ejecting part specifically includes an ejecting screw 12 that passes through the discharge screw 9. A second driving nut 16 is provided at the lower end of the discharge screw 9. The ejecting screw 12 is screwed into the second driving nut 16. At the same time, an ejecting handwheel 11 is provided at the lower end of the ejecting screw 12.

[0036] A top core 13 is provided at the upper end of the ejecting screw 12, and a cap 14 is provided between the upper end of the ejecting screw 12 and the discharge screw 9. At the same time, the space formed by the ejecting screw 12, the discharge assembly and the cap 14 is filled with a first Y-shaped filler 15 to prevent the material from entering the discharge screw 9 and causing blockage.

[0037] Installation process of this utility model:

[0038] 1. This technical solution uses the valve cover 2 at the upper end to fix the entire device to the material outlet of the crystallization kettle by means of bolts and nuts.

[0039] 2. When it is necessary to discharge the material, turn the ejection hand wheel 11. At this time, the valve disc 10 blocks the inlet of the discharge valve body 1, and no material will flow out. At the same time, the ejection core 13 will crush the crystallized material.

[0040] 3. Turn the valve hand wheel 8 again to open the inlet of the discharge valve body 1, so that the crushed material flows from the inlet of the valve through the channel into the outlet and is collected by holding items.

[0041] It can be seen that the present technical solution adopts independent control of twin screws and adopts the top core 13 method for crushing, which eliminates the need for manual crushing with PP pipes, reduces labor intensity, and saves consumables.

[0042] The above are only preferred specific implementation methods of the present invention, but the protection scope of the present invention is not limited to them. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention within the technical scope disclosed by the present invention, and they should be covered by the protection scope of the present invention.

Claims

1. A new upward-expanding discharge valve for a crystallization kettle, comprising a discharge valve body (1), characterized in that: A discharge assembly is provided on the central axis of the discharge valve body (1), a top screw (12) is screwed into the discharge assembly, and a top core (13) is provided at one end of the top screw (12).

2. The new upward-expanding discharge valve of the crystallization kettle according to claim 1 is characterized in that: A cap (14) is provided between the ejecting screw (12) and the discharging assembly, and a first Y-shaped filler (15) is filled in the space formed by the ejecting screw (12), the discharging assembly and the cap (14).

3. The new upward-expanding discharge valve of the crystallization kettle according to claim 1 is characterized in that: A second driving nut (16) is provided at the lower end of the discharge assembly, and the ejecting screw (12) is screwed to the second driving nut (16).

4. The new upward-expanding discharge valve of the crystallization kettle according to claim 1 is characterized in that: The other end of the ejecting screw (12) is provided with an ejecting hand wheel (11).

5. The new upward-expanding discharge valve of the crystallization kettle according to claim 1 is characterized in that: The discharge assembly comprises a discharge screw (9) threadedly connected to a discharge valve body (1), a valve flap (10) arranged at one end of the discharge screw (9) and located at the inlet end, and the top screw (12) passes through and is threadedly connected to the discharge screw (9).

6. The new upward-expanding discharge valve of the crystallization kettle according to claim 5 is characterized in that: The upper and lower ends of the discharge valve body (1) are provided with brackets (4), a pressure cover (5) is provided between the discharge screw (9) and the discharge valve body (1), a second Y-shaped filler (6) is filled between the pressure cover (5) and the discharge valve body (1), and a first drive nut (7) is provided on the bracket (4), and the first drive nut (7) is screwed to the discharge screw (9).

7. The new upward-expanding discharge valve of the crystallization kettle according to claim 5, characterized in that: The other end of the discharge screw (9) is provided with a valve hand wheel (8).

8. The new upward-expanding discharge valve of the crystallization kettle according to claim 1 is characterized in that: The inlet on the discharge valve body (1) is located on the central axis, and the outlet on the discharge valve body is at an angle of 30° to 60° to the central axis.

9. The new upward-expanding discharge valve of the crystallization kettle according to claim 1, characterized in that: The upper end of the discharge valve body (1) is provided with a valve cover (2) for connecting the whole to the outlet of the crystallization kettle.

10. The new upward-expanding discharge valve of the crystallization kettle according to claim 9 is characterized in that A sealing ring (3) is provided on the inner wall between the valve cover (2) and the discharge valve body (1).

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