CN210305655U

CN210305655U - 150 pound floodgate valve body seat does not have rising head mould

Info

Publication number: CN210305655U
Application number: CN201921063814.4U
Authority: CN
Inventors: 巩建强; 刘超; 蔡天志
Original assignee: Fujian Datong Huhui Precision Casting Co ltd
Current assignee: Fujian Datong Huhui Precision Casting Co ltd
Priority date: 2019-04-20
Filing date: 2019-07-09
Publication date: 2020-04-14
Anticipated expiration: 2029-07-09

Abstract

The utility model belongs to the technical field of the valve body mould technique and specifically relates to a 150 pound floodgate valve body seat does not have rising head mould, including the valve body mould, the equal first flange of fixedly connected with in both sides of valve body mould, the upper end intermediate position department intercommunication of valve body mould has three-way valve port, three-way valve port's top fixedly connected with second flange, the equal first blind riser of fixedly connected with in one side upper end that two first flanges carried on the back mutually, the equal first bright rising head of fixedly connected with in one side that two first flanges carried on the back mutually, the equal fixedly connected with third blind riser in below that lies in first blind riser on every first flange, the equal fixedly connected with second blind riser in upper end both sides of second flange, the bright rising head of upper end one side fixedly connected with second of second flange, the intercommunication has the cross gate between two third blind risers, intermediate position one side of cross gate has the sprue through the pottery pipe seat intercommunication, the inside of valve body mould is equipped with. The utility model discloses simple structure is worth promoting.

Description

150 pound floodgate valve body seat does not have rising head mould

Technical Field

The utility model relates to a valve body mould technical field especially relates to a 150 pound floodgate valve body seat does not have rising head mould.

Background

The valve is a control part in a pipeline fluid conveying system, is used for changing the flow direction of a passage and a medium, has the functions of diversion, cut-off, throttling, non-return, diversion or overflow pressure relief and the like, can control the flow of various types of fluids such as water, steam, oil products, gas, slurry, various corrosive media, liquid metal, radioactive fluid and the like, has the working pressure of 0.0013MPa to 1000MPa of ultrahigh pressure, and has the working temperature of-270 ℃ of ultralow temperature to 1430 ℃ of high temperature. From the above, with the acceleration of the valve industry restructuring pace, the future industry will be competition between the valve product quality safety and the product brand, the product is developed towards the direction of high technology, high parameter, strong corrosion resistance and long service life, and the product technical level can be gradually improved only by continuous technical innovation, new product development and technical transformation, so that the domestic device matching is met, and the localization of the valve is comprehensively realized.

The gate valve has the advantages of small flow resistance, labor saving during opening and closing, simple body, short structural length, good manufacturing manufacturability and the like, so the current industrial valve is most widely used as the gate valve; the sealing performance of the gate valve is mainly sealed by the sealing surfaces of the gate plate and the valve body seat part, so the quality of the gate valve body casting seat part seriously influences the sealing performance of the gate valve. In the prior art, a riser is arranged on a seat part of the brake valve body to supplement the shrinkage of the seat part, so that the shrinkage cavity defect of the seat part is prevented; an object of the utility model is to provide a novel process design, can make 150 pounds floodgate valve body not place the rising head at the seat, also can produce the flawless floodgate valve body in seat.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defect that the shrinkage cavity defect appears in the seat part in the prior art, and providing a 150 pound brake valve body seat part non-riser mould.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a150 pound brake valve body seat non-riser die is designed and comprises a valve body die, wherein the valve body die consists of an upper die and a lower die, two sides of the valve body die are fixedly connected with first flanges, a three-way valve port is communicated with the middle position of the upper end of the valve body die, the top end of the three-way valve port is fixedly connected with a second flange, the upper ends of two opposite sides of the first flanges are fixedly connected with first blind risers, one opposite side of the two first flanges is fixedly connected with a first open riser, each first flange is fixedly connected with a third blind riser below the first blind riser, two sides of the upper end of the second flange are fixedly connected with second blind risers, one side of the upper end of the second flange is fixedly connected with a second open riser, a cross runner is communicated between the two third blind risers, one side of the middle position of the cross runner is communicated with a straight runner through a pipe seat, and a plurality of supplementing channel mechanisms are arranged in the valve body mould.

Preferably, the first blind riser and the third blind riser are symmetrically distributed.

Preferably, both sides of the valve body mold are fixedly connected with a plurality of reinforcing protrusions.

Preferably, two heat dissipation protruding strips are fixedly connected to the valve body mold below the three-way valve port.

Preferably, two equal fixedly connected with a plurality of heat dissipation festival of one side that first flange carried on the back mutually, heat dissipation festival evenly distributed.

Preferably, the supplementary track mechanism comprises a first thermal pitch circle, the first thermal pitch circle is fixed on the valve body die, one side of the first thermal pitch circle is fixedly connected with a second thermal pitch circle, and a conical supplementary track is formed between the first thermal pitch circle and the second thermal pitch circle.

Preferably, the diameter of the second thermal pitch circle is larger than the diameter of the first thermal pitch circle.

The utility model provides a 150 pound floodgate valve body seat does not have rising head mould, beneficial effect lies in: the utility model discloses an increase end flange and draw supplementary way to the brake valve body seat to cancelled original rising head of placing at the brake valve body seat, this novel design can improve the molten steel utilization ratio, alleviates the work load of brake valve body aftertreatment greatly, improves production efficiency, reduction in production cost.

Drawings

Fig. 1 is a schematic structural view of a 150 pound brake valve body seat riser-free mold according to the present invention;

fig. 2 is a schematic front view of a 150 pound brake valve body seat non-riser mold according to the present invention;

fig. 3 is a schematic cross-sectional view of a mold without riser for a 150 pound brake valve body seat according to the present invention;

FIG. 4 is a schematic structural view of the replenishing track mechanism of the present invention;

fig. 5 is a schematic sectional view of the position a-a in fig. 4 according to the present invention.

In the figure: the valve body mold comprises a valve body mold 1, a first flange 2, a three-way valve port 3, a second flange 4, a first blind riser 5, a second blind riser 6, a first open riser 7, a second open riser 8, a third blind riser 9, a cross runner 10, a straight runner 11, a reinforcing protrusion 12, a heat dissipation protrusion strip 13, a heat dissipation joint 14, a first heat joint circle 15, a second heat joint circle 16 and a conical supplementary channel 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, a riser-free mold for a 150 pound brake valve body seat comprises a valve body mold 1, wherein the valve body mold 1 consists of an upper mold and a lower mold, two sides of the valve body mold 1 are fixedly connected with first flanges 2, a chill is arranged below the first flanges 2 in the valve body mold 1 to accelerate cooling of casting liquid, a three-way valve port 3 is communicated with the middle position of the upper end of the valve body mold 1, the top end of the three-way valve port 3 is fixedly connected with a second flange 4, the chill is arranged between a second blind riser 6 and a second open riser 8 in the second flange 4, the upper ends of two opposite sides of the first flanges 2 are fixedly connected with first blind risers 5, the first blind risers 5 are used for avoiding shrinkage cavity and dent of the first flanges 2, the opposite sides of the two first flanges 2 are fixedly connected with first open risers 7, and the first open risers 7 are used for exhausting gas, the feeding effect is achieved, the pouring condition in the valve body mold 1 can be better observed, the third blind riser 9 is fixedly connected to the position, below the first blind riser 5, of each first flange 2, shrinkage cavities of the first flanges 2 are prevented, the first blind risers 5 and the third blind risers 9 are symmetrically distributed, the second blind risers 6 are fixedly connected to the two sides of the upper end of each second flange 4, the second blind risers 6 are used for avoiding shrinkage cavities of the second flanges 4, the second open risers 8 are fixedly connected to one side of the upper ends of the second flanges 4, and the pouring condition in the three-way valve port 3 can be observed conveniently through the second open risers 8.

A cross gate 10 is communicated between the two third blind risers 9, the lower die of the cross gate 10 is arc-shaped, the upper die is arc-shaped matched with the flowing tendency of molten steel, the molten steel can be quickly and stably filled in a die cavity, the two ends of the cross gate 10 are communicated with the third blind risers 9, one side of the middle position of the cross gate 10 is communicated with a straight gate 11, a plurality of supplementing channel mechanisms are arranged inside the valve body die 1, and the supplementing channel mechanisms can supplement when the inner casting liquid is lack, so that the phenomenon of sinking is avoided.

The supplement channel mechanism comprises a first heat pitch circle 15, the first heat pitch circle 15 is fixed on a valve body die 1, one side of the first heat pitch circle 15 is fixedly connected with a second heat pitch circle 16, the diameter of the second heat pitch circle 16 is larger than that of the first heat pitch circle 15, a conical supplement channel 17 is arranged between the first heat pitch circle 15 and the second heat pitch circle 16, a plurality of reinforcing protrusions 12 are fixedly connected to the two sides of the valve body die 1, the reinforcing protrusions 12 are used for reinforcing the strength of the valve body die 1, two heat dissipation convex strips 13 are fixedly connected to the lower portion of a three-way valve port 3 on the valve body die 1, the heat dissipation convex strips 13 are used for accelerating the heat dissipation of the valve body die 1, a plurality of heat dissipation sections 14 are fixedly connected to the opposite sides of the two first flanges 2, the heat dissipation sections 14 are used for reinforcing the heat dissipation performance of the two sides of the valve body die 1, and the first flanges 2 on the two sides are prevented from being overheated heat dissipation sections 15 and are.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A150 pound brake valve body seat non-riser die comprises a valve body die (1), wherein the valve body die (1) consists of an upper die and a lower die, first flanges (2) are fixedly connected to two sides of the valve body die (1), a three-way valve port (3) is communicated with the middle position of the upper end of the valve body die (1), a second flange (4) is fixedly connected to the top end of the three-way valve port (3), the 150 pound brake valve body die is characterized in that first blind risers (5) are fixedly connected to the upper ends of two opposite sides of the first flanges (2), first open risers (7) are fixedly connected to one opposite side of the two first flanges (2), third blind risers (9) are fixedly connected to the lower portion of each first blind riser (5), second blind risers (6) are fixedly connected to two sides of the upper end of the second flange (4), one side of the upper end of the second flange (4) is fixedly connected with a second open riser (8), a cross gate (10) is communicated between the two third blind risers (9), one side of the middle position of the cross gate (10) is communicated with a straight gate (11) through a ceramic pipe seat, and a plurality of supplementing channel mechanisms are arranged in the valve body mould (1).

2. The feeder-less mold for the seat of a 150 pound brake valve body according to claim 1, wherein said first blind riser (5) and said third blind riser (9) are symmetrically disposed.

3. A 150 pound brake valve body seat dead head-free mold according to claim 1, wherein a plurality of reinforcing protrusions (12) are fixedly connected to both sides of the valve body mold (1).

4. A 150 pound brake valve body seat dead head-free mold according to claim 1, wherein two heat dissipating raised strips (13) are fixedly connected to the valve body mold (1) below the three-way valve port (3).

5. The riser-free mold for the seat of the 150 pound brake valve body as recited in claim 1, wherein a plurality of heat dissipating sections (14) are fixedly connected to opposite sides of the two first flanges (2), and the heat dissipating sections (14) are uniformly distributed.

6. The riser-free mold for the seat of the 150-pound brake valve body as claimed in claim 1, wherein the supplementary channel mechanism comprises a first thermal pitch circle (15), the first thermal pitch circle (15) is fixed on the valve body mold (1), a second thermal pitch circle (16) is fixedly connected to one side of the first thermal pitch circle (15), and a tapered supplementary channel (17) is formed between the first thermal pitch circle (15) and the second thermal pitch circle (16).

7. The non-riser mold for a 150 pound brake valve body seat according to claim 6, wherein said second thermal pitch circle (16) has a diameter greater than a diameter of said first thermal pitch circle (15).