Large-diameter upward-expanding type emptying valve

Abstract

The utility model relates to the technical field of baiting valves, in particular to a large-diameter upward-expanding baiting valve which comprises a valve body and a valve cover, the valve cover is installed at the upper end of the valve body, the lower end of the valve body is fixedly connected with a discharging flange plate, the side end of the valve body is fixedly connected with a feeding flange plate, and the feeding flange plate is fixedly connected with the valve cover. The inner wall of the lower end of the valve body is fixedly connected with the stainless steel sealing ring, and the inner wall of the valve deck is connected with a control mechanism. The threaded rod is rotated rightwards through the rotating handle to drive the valve clack to move upwards, the lower end of the valve clack is separated from the stainless steel sealing ring, an outlet in the discharging flange plate is opened, raw materials can be discharged from the discharging flange plate at the vertical lower end of the valve body, and a protruding block at the upper end of the valve clack can gradually enter a groove to be limited in position. The lower end of the arc-shaped strip made of the rubber material scratches and cleans the upper end of the valve clack, it is guaranteed that fed materials can be completely discharged from the discharging valve, cleanliness of re-fed materials is guaranteed, and the eating health of the raw materials discharged by the discharging valve is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field technical field of discharge valve, concretely to a large -caliber upper exhibition formula discharge valve. BACKGROUND

[0002] Discharge valve is mainly used for the bottom of reaction kettle, storage tank and other pressure vessel discharge, discharge, sampling and no dead zone shut down operation, wherein the upper exhibition formula discharge valve is one of many discharge valves, and the discharge valve is widely used in the fields of chemical industry, petroleum, metallurgy, pharmacy, pesticide, fuel, food processing and the like.

[0003] For example, a large -caliber upper exhibition formula discharge valve with the authorization announcement number "CN221704475U", although the existing large -caliber upper exhibition formula discharge valve, the sealing surface structure of the valve body and the valve body contact appears extrusion breakage problem, the above through the valve flap assembly, limit ring structure, guide ring structure is in the one end of feed inlet, and is close to the one end of valve rod assembly that acts on feed inlet;Valve cover assembly is in the one end away from feed inlet, and acts on the one end of valve rod assembly away from feed inlet;The discharge valve can prevent the valve body instability in the opening and closing process of the valve body in the case of the length of the valve rod is too long, considering that the existing large -caliber upper exhibition formula discharge valve is used, the vertical upper end of the discharge valve is in the inlet, when the raw material enters the discharge valve, the viscosity between the discharge valve slope and the raw material, the raw material cannot be discharged cleanly from the discharge valve, the discharge valve is easy to breed a large number of bacteria, which affects the cleanliness of the next feeding, and harms the health of the person in contact. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving the problem that the existing large -caliber upper exhibition formula discharge valve, the raw material cannot be discharged cleanly from the discharge valve, which affects the cleanliness of the next feeding, and harms the health of the person in contact, and provides a large -caliber upper exhibition formula discharge valve.

[0005] To achieve the above object, the utility model provides the following technical scheme: a large -caliber upper exhibition formula discharge valve, including valve body and valve cover, the upper end of valve body is installed with valve cover, the lower end of valve body is fixedly connected with discharge flange, the side end of valve body is fixedly connected with feed flange, the inner wall of valve body lower end is fixedly connected with stainless steel sealing ring, the inner wall of valve cover is connected with control mechanism.

[0006] Preferably, the control mechanism includes a threaded rod, the outer wall of the threaded rod is screwed with the valve cover, the end of the threaded rod is rotatably connected with the valve flap, and the outer wall of the valve flap is fixedly connected with the protrusion.

[0007] Preferably, the upper end of the valve body is fixedly connected with the gland, the inner wall of the gland is screwed with the threaded rod, and the lower end of the valve cover is connected with the placing mechanism.

[0008] Preferably, the placing mechanism comprises a placing seat, the upper end of the placing seat is fixedly connected with the valve cover, the inner wall of the placing seat is processed with a groove, and the surface of the placing seat is processed with an arc-shaped groove.

[0009] Preferably, the outer wall of the threaded rod is fixedly connected with the arc-shaped strip.

[0010] Preferably, the upper end of the threaded rod is fixedly connected with the handle.

[0011] The large-diameter upward-expanding discharging valve has the advantages that the threaded rod is driven to move upward by the handle rotating to the right, the lower end of the valve flap is separated from the stainless steel sealing ring, the outlet on the discharging flange plate is opened, the raw materials can be discharged from the discharging flange plate at the vertical lower end of the valve body, the protrusion at the upper end of the valve flap gradually enters the groove for position limiting, the lower end of the arc-shaped strip made of rubber material scrapes and cleans the upper end of the valve flap, the feeding can be discharged completely, the cleanliness of the feeding is ensured, and the edible health of the discharged raw materials is improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a structural schematic view of the utility model;

[0013] Figure 2 It is a Figure 1 middle right view structure schematic view;

[0014] Figure 3 It is a Figure 1 middle control mechanism enlarged structure schematic view;

[0015] Figure 4 It is a Figure 2 middle A enlarged structure schematic view;

[0016] Figure 5 It is a Figure 2 middle B enlarged structure schematic view;

[0017] Figure 6 It is a Figure 3 middle arc-shaped strip enlarged structure schematic view.

[0018] In the drawing: 1, valve body, 2, valve cover, 3, discharging flange plate, 4, feeding flange plate, 5, stainless steel sealing ring, 6, control mechanism, 601, threaded rod, 602, valve flap, 603, protrusion, 7, gland, 8, placing mechanism, 801, placing seat, 802, groove, 803, arc-shaped groove, 9, arc-shaped strip, 10, handle. DETAILED DESCRIPTION

[0019] The utility model will be further described below in combination with the drawings:

[0020] Please refer toFigures 1-6 : In this embodiment, a large-diameter upward-expanding discharge valve includes a valve body 1 and a valve cover 2, the upper end of the valve body 1 is provided with the valve cover 2, the lower end of the valve body 1 is fixedly connected with a discharge flange plate 3, the side end of the valve body 1 is fixedly connected with a feeding flange plate 4, the inner wall of the lower end of the valve body 1 is fixedly connected with a stainless steel sealing ring 5, and the inner wall of the valve cover 2 is connected with a control mechanism 6.

[0021] The control mechanism 6 includes a threaded rod 601, the threaded rod 601 is driven to move the valve flap 602 upward by rotating the handle 10 to the right, the lower end of the valve flap 602 is separated from the stainless steel sealing ring 5, the opening and closing effect between the valve flap 602 and the stainless steel sealing ring 5 is realized, the outer wall of the threaded rod 601 is threadedly connected with the valve cover 2, the end of the threaded rod 601 is rotationally connected with the valve flap 602, and the outer wall of the valve flap 602 is fixedly connected with a protrusion 603.

[0022] The threaded rod 601 is driven to move the valve flap 602 upward by rotating the handle 10 to the right, the lower end of the valve flap 602 is separated from the stainless steel sealing ring 5, the outlet on the discharge flange plate 3 is opened, the raw materials can be discharged from the discharge flange plate 3 at the vertical lower end of the valve body 1, and the protrusion 603 at the upper end of the valve flap 602 also gradually enters the groove 802 for position limiting, the lower end of the arc-shaped strip 9 made of rubber material scrapes and cleans the upper end of the valve flap 602, the feeding can be discharged clean from the discharge valve, the cleanliness of the re-feeding is ensured, and the edible health of the raw materials discharged from the discharge valve is improved.

[0023] The upper end of the valve body 1 is fixedly connected with a gland 7, the inner wall of the gland 7 is threadedly connected with the threaded rod 601, the lower end of the valve cover 2 is connected with a placing mechanism 8, the outer wall of the threaded rod 601 is threadedly rotated with the valve cover 2 and the gland 7, at this time, the threaded rod 601 drives the valve flap 602 to gradually enter the placing seat 801, and the protrusion 603 at the upper end of the valve flap 602 also gradually enters the groove 802, the placing mechanism 8 includes the placing seat 801, the upper end of the placing seat 801 is fixedly connected with the valve cover 2, the inner wall of the placing seat 801 is processed with the groove 802, the surface of the placing seat 801 is processed with an arc-shaped groove 803, the outer wall of the threaded rod 601 is fixedly connected with the arc-shaped strip 9, and the upper end of the threaded rod 601 is fixedly connected with the handle 10.

[0024] Working principle:

[0025] Firstly, utilize bolt to pass through the installation hole on the large caliber discharge flange plate 3, make the discharge flange plate 3 and the external equipment get fixed, utilize bolt to pass through the installation hole on the large caliber feeding flange plate 4 in the same way, make the feeding flange plate 4 and the external conveying pipeline get fixed, when need to carry out the discharge of the up-and-down type discharge valve, manually hold the handle 10 and rotate the threaded rod 601 to drive the valve disc 602 to move upwards, the lower end of the valve disc 602 is separated from the stainless steel sealing ring 5, realize the function of the outlet on the discharge flange plate 3 opening, the outer wall of the threaded rod 601 and the valve cover 2 and the gland 7 carry out the threaded rotation, at this time the threaded rod 601 drives the valve disc 602 to gradually enter the placing seat 801, the protruding block 603 on the upper end of the valve disc 602 also gradually enters the recess 802, the valve disc 602 is limited by the protruding block 603, the valve disc 602 is in the static state with the threaded rod 601, and the threaded rod 601 continues to drive the arc strip 9 to rotate, so that the lower end of the arc strip 9 made of rubber material rubs the upper end of the valve disc 602, most of the impurities on the upper end of the valve disc 602 are cleaned, ensure that the valve disc 602 enters the inside of the placing seat 801, hold the handle 10 in the opposite direction and twist the threaded rod 601 in the same way, make the valve cover 2 and the gland 7 move downwards, make the lower end of the valve disc 602 and the stainless steel sealing ring 5 adhere and abut tightly, realize the function of the outlet on the discharge flange plate 3 closing.

[0026] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the embodiments can be substantially changed without departing from the spirit and the scope of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A large-bore upwardly expanding blow valve comprising a valve body (1) and a valve cover (2), the upper end of the valve body (1) being provided with the valve cover (2), characterized in that: The lower end of the valve body (1) is fixedly connected with the discharge flange (3), the side end of the valve body (1) is fixedly connected with the feed flange (4), the inner wall of the lower end of the valve body (1) is fixedly connected with the stainless steel sealing ring (5), and the inner wall of the valve cover (2) is connected with the control mechanism (6).

2. The large bore up-and-over feed valve according to claim 1, wherein: The control mechanism (6) comprises a threaded rod (601), the outer wall of the threaded rod (601) is in threaded connection with the valve cover (2), the end of the threaded rod (601) is in rotary connection with the valve flap (602), and the outer wall of the valve flap (602) is fixedly connected with the protrusion (603).

3. The large bore up-and-over feed valve of claim 1, wherein: The upper end of the valve body (1) is fixedly connected with the gland (7), the inner wall of the gland (7) is in threaded connection with the threaded rod (601), and the lower end of the valve cover (2) is connected with the placing mechanism (8).

4. A large bore up-and-over feed valve according to claim 3, wherein: The placing mechanism (8) comprises a placing seat (801), the upper end of the placing seat (801) is fixedly connected with the valve cover (2), the inner wall of the placing seat (801) is processed with a groove (802), and the surface of the placing seat (801) is processed with an arc-shaped groove (803).

5. The large bore up-and-over feed valve according to claim 2, wherein: The outer wall of the threaded rod (601) is fixedly connected with the arc-shaped strip (9).

6. The large bore up-and-over feed valve according to claim 2, wherein: The upper end of the threaded rod (601) is fixedly connected with the rotating handle (10).

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