CN208146907U - Centrifuge tundish - Google Patents
Centrifuge tundish Download PDFInfo
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- CN208146907U CN208146907U CN201820482000.3U CN201820482000U CN208146907U CN 208146907 U CN208146907 U CN 208146907U CN 201820482000 U CN201820482000 U CN 201820482000U CN 208146907 U CN208146907 U CN 208146907U
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- backpack body
- plunger
- centrifuge
- tundish
- sealing cover
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Abstract
The utility model provides a kind of centrifuge tundish, it is related to ductile iron pipe placing installation technical field, including backpack body, the sealing cover being set to above backpack body, with sealing cover it is affixed and for block backpack body bottom fluid hole plunger, lifting device and meausring apparatus, lifting device is electrically connected with the controller, and meausring apparatus is electrically connected with the controller.Centrifuge tundish provided by the utility model, the temperature of molten iron in backpack body can be effectively kept by sealing cover, when being blocked below plunger to fluid hole, it can inhibit or realize the outflow of molten iron, simultaneously meausring apparatus setting can by by the weight real-time delivery of molten iron in backpack body to controller, controller judges the signal received, control lifting device moves up and down, realize closure and opening of the plunger to fluid hole, and then guarantee the rationing of pouring molten iron, effective qualification rate for improving Pipe forming.
Description
Technical field
The utility model belongs to ductile iron pipe placing installation technical field, is to be related to a kind of centrifuge more specifically
Tundish.
Background technique
Currently, state's Nodular Cast Iron Pipes water cooling centrifugal casting system is mainly made of tundish and fan-shaped packet, it is general in
Between packet be used to carry out molten iron storage, and fan-shaped packet is used to realize that the casting of equivalent molten iron, above-mentioned casting system maintenance are simple, popularizes
Rate is higher.But its existing disadvantage is that the intermediate link that spheroidization molten iron is had bad luck is excessive, on the one hand causes molten iron temperature loss larger,
It is unfavorable for the needs of control and the energy-saving and emission-reduction of pouring temperature；On the other hand the secondary oxidation of spheroidization molten iron, shape also be will cause
At oxide inclusions, hot metal purifying degree is reduced.
Although pouring mode in the presence of the plunger type combined by the fluid hole below backpack body with plunger in the prior art,
It is often to have a single function, stomata and other issues is easy to appear to the heat insulation effect difference and pipe of molten iron, is unfavorable for steady production
Technique.
Utility model content
The purpose of this utility model is to provide a kind of centrifuge tundish, to solve centrifuge existing in the prior art
Tundish heat waste is high, molten iron dosage is inaccurate, is unfavorable for the technical issues of guaranteeing product quality.
To achieve the above object, the technical solution adopted in the utility model is：A kind of centrifuge tundish is provided, including with
In the backpack body of receiving molten iron, the sealing cover suitable for reading for being set to above backpack body and being used to seal backpack body, the affixed and use with sealing cover
In block backpack body bottom fluid hole plunger, be set to the lifting device of upper end and the weighing being set on backpack body dress
It sets, plunger is arranged through sealing cover, and lifting device is electrically connected with the controller, and meausring apparatus is electrically connected with the controller.
It further include being set to the confluence of periphery and inner wall and plunger clearance fit above fluid hole as further optimization
Whirlpool suppressor.
As further optimization, placement block downwardly projecting and for being clamped with placement rack, column are additionally provided with below backpack body
The lower end of plug is engaged with the inner wall for placing block, places and is equipped with angle of declination at the outer bottom center of block.
As further optimization, backpack body includes the packet for being set to the metal-back in outside and being set on the inside of metal-back
Lining.
As further optimization, the upper outer of metal-back is symmetrically arranged with the hook for promoting backpack body.
As further optimization, sealing cover includes lid and the lid insulating layer being set to below lid, and plunger passes through
Wear lid and the setting of lid insulating layer.
As further optimization, cylinder-packing and lid insulating layer are alkaline material members.
As further optimization, the bottom surface for the whirlpool suppressor that converges and the bottom interior wall of backpack body are affixed.
As further optimization, lantern ring is equipped between plunger and sealing cover, lantern ring is affixed with lid and plunger respectively.
As further optimization, plunger includes the first segment affixed with sealing cover, is set to below first segment and diameter
Taper mesa-shaped changeover portion is additionally provided with less than the second segment of first segment diameter, between first segment and second segment.
The beneficial effect for the centrifuge tundish that utility model provides is：Among centrifuge provided by the utility model
Packet can effectively keep the temperature of molten iron in backpack body by being set to backpack body sealing cover suitable for reading, and plunger lower section is to fluid hole
When being blocked, the outflow of molten iron can be inhibited, when the position that plunger is moved upward to fluid hole opening is then able to achieve pouring for molten iron
Note, while the setting of meausring apparatus can be by the way that by the weight real-time delivery of molten iron in backpack body, to controller, controller is to reception
To signal judged that control lifting device moves up and down, realize closure and opening of the plunger to fluid hole, and then guarantee to pour
Infuse the rationing of molten iron, effective qualification rate for improving Pipe forming.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the schematic cross-sectional view of centrifuge tundish closed state provided by the embodiment of the utility model；
Fig. 2 is the schematic cross-sectional view that centrifuge tundish provided by the embodiment of the utility model goes out liquid status；
Wherein, each appended drawing reference in figure：
100- backpack body；110- metal-back；120- cylinder-packing；130- hook；200- plunger；210- first segment；220- second segment；
230- changeover portion；240- lantern ring；300- sealing cover；310- lid；320- lid insulating layer；400- lifting device；500- is weighed
Device；600- places block；700- confluence whirlpool suppressor.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or indirectly on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
Also referring to Fig. 1 to Fig. 2, now centrifuge tundish provided by the utility model is illustrated.In centrifuge
Between wrap, including for accommodating molten iron backpack body 100, be set to the top of backpack body 100 and sealing suitable for reading for sealing backpack body 100
Lid 300, with sealing cover 300 it is affixed and for block 100 bottom of backpack body fluid hole plunger 200, be set to 200 upper end of plunger
Lifting device 400400 and the meausring apparatus 500 that is set on backpack body 100, plunger 200 be arranged through sealing cover 300, mention
It rises device 400 to be electrically connected with the controller, meausring apparatus 500 is electrically connected with the controller.
Centrifuge tundish provided by the utility model, compared with prior art, in centrifuge provided by the utility model
Between wrap, can effectively keep the temperature of molten iron in backpack body 100 by being set to the sealing cover 300 suitable for reading of backpack body 100, reduce heat
Damage, plunger 200 is located below when blocking to fluid hole, can inhibit the outflow of molten iron, when plunger 200 is moved upward to out liquid
The position that hole is opened then is able to achieve the casting of molten iron, while the setting of meausring apparatus 500 can be by by molten iron in backpack body 100
Weight real-time delivery judges the signal received to controller, controller, when the weight of molten iron reduction reaches preset value
When, then it controls lifting device 400 and plunger 200 and 300 entirety of sealing cover is driven to move down, realize closure of the plunger 200 to fluid hole,
And then guarantee the rationing of pouring molten iron, effective qualification rate for improving Pipe forming.
As further optimization, also referring to Fig. 1 to Fig. 2, as centrifuge tundish provided by the utility model
A kind of specific embodiment, further include being set to the confluence whirlpool of periphery and inner wall and 200 clearance fit of plunger above fluid hole
Whirlpool suppressor 700.Confluence whirlpool suppressor 400 can be avoided the case where whirlpool is generated in molten iron casting process, help to reduce
The appearance of stomata and pouring defect guarantees the pouring quality of molten iron.
As further optimization, also referring to Fig. 1 to Fig. 2, as centrifuge tundish provided by the utility model
A kind of specific embodiment, the lower section of backpack body 100 be additionally provided with it is downwardly projecting and for the placement block 600 that is clamped with placement rack,
The lower end of plunger 200 is engaged with the inner wall for placing block 600, places and is equipped with angle of declination at the outer bottom center of block 600.It places
The setting of block 600 is solid between placement rack and ground for the use when non-casting condition places a certain position for backpack body 100
It connects, is equipped at upper center for accommodating the groove for placing block 600, the inner wall of the groove of placement rack and the bottom surface for placing block 600
It is in contact with side, effective support is carried out to backpack body 100, the clamping of the placement rack by placing block 600 and specific position is realized
The stable effect positioned at a certain position of backpack body 100 avoids directly causing by 100 bottom of backpack body and ground face contact to backpack body
100 bottoms are collided with and are worn, and have the function of improving 100 service life of backpack body.Place the position that block 600 is used for and plunger 200 contacts
It sets using alkaline material members, the use of the material has good heat insulating effect.Place block 600 to backpack body 100 into
Row is stablized can also effectively be oriented to the molten iron flowed out from fluid hole, be put while placement during molten iron pours
Setting the angle of declination at the external bottom center of block 600 can guarantee that the latter end of molten iron can concentrate on the lower outside of fluid hole,
The pollution to the molten iron for placing 600 bottom periphery position of block is avoided, the situation that molten iron is lost and pipe weight is less than normal is caused to produce
It is raw.
As further optimization, also referring to Fig. 1 to Fig. 2, as centrifuge tundish provided by the utility model
A kind of specific embodiment, backpack body 100 includes the metal-back 110 for being set to outside and the cylinder-packing of the inside of metal-back 110
120.Backpack body 100 combines the form of inside cylinder-packing 120 using outer metallic shell 110, and cylinder-packing 120 is directly contacted with molten iron, metal
Shell 110 has good rigidity, is capable of providing stable support, and cylinder-packing 120 has good thermal insulation property, can be to molten iron
Temperature effectively kept, avoid molten iron temperature from reducing and cause adverse effect to pipe quality.
As further optimization, also referring to Fig. 1 to Fig. 2, as centrifuge tundish provided by the utility model
A kind of specific embodiment, the upper outer of metal-back 110 is symmetrically arranged with the hook 130 for promoting backpack body 100.Hook
Convenient for lifting when being transported through to backpack body 100, when Workshop Production, largely uses the large scale equipments pair such as overhead traveling crane for 130 setting
Heavy objects are lifted by crane, and the hook 130 of two sides can make backpack body 100 with good stability when being displaced.
As further optimization, also referring to Fig. 1 to Fig. 2, as centrifuge tundish provided by the utility model
A kind of specific embodiment, sealing cover 300 includes lid 310 and the lid insulating layer 320 for being set to the lower section of lid 310,
Plunger 200 is arranged through lid 310 and lid insulating layer 320.The lid 310 of sealing cover 300 has good rigidity, Neng Gouhe
The lid insulating layer 320 of lower section forms strict combination, realizes that the heat insulation effect to the molten iron inside backpack body 100, plunger 200 pass through
The setting of sealing cover 300 is worn, plunger 200 and sealing cover 300 can be driven to realize by the lifting device 400 of 300 top of sealing cover
It synchronizes and moves up, achieve the effect that the fluid hole for exposing 100 bottom of backpack body, and then realize the mistake that molten iron flows out below backpack body 100
Journey.
As further optimization, also referring to Fig. 1 to Fig. 2, as centrifuge tundish provided by the utility model
A kind of specific embodiment, cylinder-packing 120 and lid insulating layer 320 are alkaline material members.Using the material of alkalinity, such as aluminium
Hydrochlorate material can make cylinder-packing 120 and lid insulating layer 320 have good fire resistance and high temperature resistance, be combined with
Molten iron upper surface uses alkaline covering agent, further ensures hot metal interior temperature, and temperature is avoided to reduce the shadow to tube body quality
It rings.
As further optimization, also referring to Fig. 1 to Fig. 2, as centrifuge tundish provided by the utility model
A kind of specific embodiment, converge whirlpool suppressor 700 bottom surface and backpack body 100 bottom interior wall it is affixed.Converge whirlpool
Suppressor 700 is sheathed on the periphery of plunger 200, has certain interval between the two, avoids plunger 200 during moving up and down
With the hard collision of confluence whirlpool suppressor 700.While the setting for the whirlpool suppressor 700 that converges can effectively destroy molten iron and pour
The whirlpool generated during building, avoids the quality problems that finished tubes are caused with stomata, improves the total quality of pipe, in turn
Improve the yield rate of product.
As further optimization, also referring to Fig. 1 to Fig. 2, as centrifuge tundish provided by the utility model
A kind of specific embodiment, between plunger 200 and sealing cover 300 be equipped with lantern ring 240, lantern ring 240 respectively with lid 310 and column
It is affixed to fill in 200.In the connection of plunger 200 and sealing cover 300, made in order to avoid plunger 200 connects between lid 310 merely
At local attachment point stress it is excessive caused by damage, equipped with run through lid 310 and lid insulating layer 320 lantern ring 240, lantern ring
240 can effectively increase the contact area with plunger 200 and sealing cover 300, reduce the intensity of stress, help to extend close
The service life of capping 300.
As further optimization, also referring to Fig. 1 to Fig. 2, as centrifuge tundish provided by the utility model
A kind of specific embodiment, plunger 200 includes the first segment 210 affixed with sealing cover 300, is set to the lower section of first segment 210
And diameter is less than the second segment 220 of 210 diameter of first segment, and taper mesa-shaped transition is additionally provided between first segment 210 and second segment 220
Section 230.Plunger 300 is using three sections of form, and top is the first segment 210 being relatively large in diameter, and biggish diameter can effectively increase
Add the contact area with sealing cover, reduces the stress intensity of tie point, and the second segment 220 of lower end small diameter and backpack body 100
Fluid hole between form tight cooperation, can effectively control the flow velocity of molten iron, flow caused by avoiding flow velocity excessive is difficult to control
The case where processed, 230 one side of changeover portion between the two can be realized the gradually variable diameter between first segment 210 and second segment 220,
The in sealing contact of larger area can also be formed with the bottom of backpack body 100 simultaneously, guarantee good closure leakproofness.
Centrifuge tundish provided by the utility model can effectively be kept by being set to backpack body sealing cover suitable for reading
The temperature of molten iron in backpack body can inhibit the outflow of molten iron, when plunger is moved upward to when plunger lower section blocks fluid hole
The position that fluid hole is opened then is able to achieve the casting of molten iron, while the setting of meausring apparatus can be by by the weight of molten iron in backpack body
Real-time delivery is measured to controller, controller judges the signal received, and control lifting device moves up and down, and realizes plunger
Closure and opening to fluid hole, and then guarantee the rationing of pouring molten iron, effective qualification rate for improving Pipe forming.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (10)
1. centrifuge tundish, it is characterised in that：Including for accommodating molten iron backpack body (100), be set to the backpack body (100)
Top and for seal the backpack body (100) sealing cover (300) suitable for reading, it is affixed with the sealing cover (300) and be used for seal
The plunger (200) for the fluid hole for blocking up the backpack body (100) bottom, the lifting device (400) for being set to the plunger (200) upper end
And it is set to the meausring apparatus (500) on the backpack body (100), the plunger (200) sets through the sealing cover (300)
It sets, the lifting device (400) is electrically connected with the controller, and the meausring apparatus (500) is electrically connected with the controller.
2. centrifuge tundish as described in claim 1, it is characterised in that：It further include being set to periphery above the fluid hole
And the confluence whirlpool suppressor (700) of inner wall and the plunger (200) clearance fit.
3. centrifuge tundish as described in claim 1, it is characterised in that：It is additionally provided with below the backpack body (100) downwards
The interior of block (600) is placed with described in protrusion and the placement block (600) for being used to be clamped with placement rack, the lower end of the plunger (200)
Wall is engaged, and is equipped with angle of declination at the outer bottom center for placing block (600).
4. centrifuge tundish as described in claim 1, it is characterised in that：The backpack body (100) includes being set to outside
Metal-back (110) and the cylinder-packing (120) being set on the inside of the metal-back (110).
5. centrifuge tundish as claimed in claim 4, it is characterised in that：The upper outer of the metal-back (110) is symmetrical
Equipped with the hook (130) for promoting the backpack body (100).
6. centrifuge tundish as claimed in claim 4, it is characterised in that：The sealing cover (300) include lid (310) with
And it is set to the lid insulating layer (320) below the lid (310), the plunger (200) runs through the lid (310) and institute
State lid insulating layer (320) setting.
7. centrifuge tundish as claimed in claim 6, it is characterised in that：The cylinder-packing (120) and the lid insulating layer
It (320) is alkaline material members.
8. centrifuge tundish as claimed in claim 2, it is characterised in that：The bottom of confluence whirlpool suppressor (700)
The bottom interior wall in face and the backpack body (100) is affixed.
9. centrifuge tundish as claimed in claim 7, it is characterised in that：The plunger (200) and the sealing cover (300)
Between be equipped with lantern ring (240), the lantern ring (240) is affixed with the lid (310) and the plunger (200) respectively.
10. centrifuge tundish as described in claim 1, it is characterised in that：The plunger (200) includes and the sealing cover
(300) affixed first segment (210), be set to below the first segment (210) and diameter is less than the first segment (210) diameter
Second segment (220), be additionally provided with taper mesa-shaped changeover portion (230) between the first segment (210) and second segment (220).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820482000.3U CN208146907U (en) | 2018-04-04 | 2018-04-04 | Centrifuge tundish |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820482000.3U CN208146907U (en) | 2018-04-04 | 2018-04-04 | Centrifuge tundish |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208146907U true CN208146907U (en) | 2018-11-27 |
Family
ID=64381610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820482000.3U Active CN208146907U (en) | 2018-04-04 | 2018-04-04 | Centrifuge tundish |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208146907U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110653347A (en) * | 2019-10-31 | 2020-01-07 | 广东工业大学 | Plugging device |
-
2018
- 2018-04-04 CN CN201820482000.3U patent/CN208146907U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110653347A (en) * | 2019-10-31 | 2020-01-07 | 广东工业大学 | Plugging device |
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