CN102861909A - Hydraulically compressed molten steel flow control valve with side opening door - Google Patents

Hydraulically compressed molten steel flow control valve with side opening door Download PDF

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Publication number
CN102861909A
CN102861909A CN2012103368088A CN201210336808A CN102861909A CN 102861909 A CN102861909 A CN 102861909A CN 2012103368088 A CN2012103368088 A CN 2012103368088A CN 201210336808 A CN201210336808 A CN 201210336808A CN 102861909 A CN102861909 A CN 102861909A
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CN
China
Prior art keywords
spring
frame
base
molten steel
steel flow
Prior art date
Application number
CN2012103368088A
Other languages
Chinese (zh)
Inventor
吕培中
党树丰
王大军
游佩玉
张建民
魏德鑫
Original Assignee
河南省伯马股份有限公司
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Application filed by 河南省伯马股份有限公司 filed Critical 河南省伯马股份有限公司
Priority to CN2012103368088A priority Critical patent/CN102861909A/en
Publication of CN102861909A publication Critical patent/CN102861909A/en

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Abstract

The invention relates to a molten steel flow and flow speed control mechanism in a steelmaking and casting process. The hydraulically compressed molten steel flow control valve with a side opening door comprises a base, a motion frame, a compressing frame and combination of refractory materials. The motion frame is arranged in the compressing frame in sliding match. The base, the motion frame and the compressing frame are compressed by spring combination which consists of a spring box, a spiral spring, a spring pull rod, a spring pressure plate and a compressing rod. The spring box and the compressing rod are matched and combined together through the spring pressure plate and the spring pull rod. Wheel shafts are arranged at both ends of the spring box and the compressing rod. Wheel shaft embedding grooves are respectively arranged on the base and the compressing frame. The mechanism is locked in such a manner that the spring in the spring combination is supported by a hydraulic operational gun, and the wheel shafts in the spring combination fall into the grooves on the compressing frame so as to form a stable pressure between upper and lower slide plates; then, the motion frame drives the upper slide plate to move in the base and the compressing frame to control the molten steel flow. The pressure of the spring compressed is constant, so that the hydraulically compressed molten steel flow control valve with the side opening door is stably operated.

Description

A kind of hydraulic compression side molten steel flow control valve that opens the door

Technical field

The present invention relates to a kind of molten steel flow and flow control mechanism in the steel casting process.Especially relate to the molten steel flow control valve that a kind of machinery combines with refractory material.

Background technology

Present known molten steel flow controlling organization is mainly realized activity box back and forth operation in fixed frame by artificial and hydraulic-driven, thereby the fire-resistant slide plate that drives in activity box and the fixed frame moves back and forth, realize the unlatching in aperture, close, semi-open, control molten steel flow and flow velocity, but because unreasonable structure, do not locate or gripping mechanism, activity box, fixed frame, fire-resistant slide plate cooperates and has tolerance, cause slide plate not open fully, cause and use middle slide plate to draw ditch, what slide plate was fixed in addition is unreasonable, usually causes fire-resistant slide plate radial crack to occur under the condition of high temperature and produces, and these design defect all directly affect company's cunning of slide plate.Traditional sled mechanism takes up and down door-opening mode to change slide plate, exists labor strength large, complicated operation, poor safety performance, does not utilize the steel-making high efficiency continuous casting, the popularization of impact steel-making rhythm and steel-making new technology.

Summary of the invention

The present invention is directed to the prior art deficiency, propose a kind of hydraulic compression side molten steel flow control valve that opens the door, make spring assembly produce pressure by hydraulic gun and compress frame and motion frame, compress the rear spring constant pressure, the stability of favourable operation.

The technical solution adopted in the present invention:

A kind of hydraulic compression side molten steel flow control valve that opens the door, comprise base, compress frame, the motion frame, anti-material combination, described motion frame shiding matching is arranged at and compresses in the frame, compressing frame and base one side is pivotally connected, cooperate with described motion frame on the base and be provided with the driving pull bar, described anti-material combination comprises filling pipe end, upper slide, lower skateboard and the lower mouth of a river, upper slide (43), lower skateboard (44) respectively correspondence is arranged in described base and the motion frame, described base (1), motion frame (21) and compression frame (30) are realized compressing by spring assembly, described spring assembly is by spring case, helical spring, the spring pull bar, spring bearer plate and compressor arm form, spring spiral (52) is nested with spring bearer plate (54) to be installed in the spring case (51), described spring case (51) and compressor arm (55) are combined by spring bearer plate (54) and spring pull bar coupling, be equipped with wheel shaft at described spring case (51) and compressor arm (55) two ends, corresponding at described base with compress frame and be respectively equipped with wheel shaft and insert groove (4).

The described hydraulic compression side molten steel flow control valve that opens the door, compress the draw runner that frame and joint portion, motion frame both sides are provided with mutual coupling, and compressing frame and joint portion, motion frame both sides and be provided with latching and the latching sliding tray of mutual coupling respectively, described compression frame, motion frame and base are pressed in together by spring assembly, pull bar drives the motion frame and lower skateboard wherein does relatively reciprocating motion with respect to the generation of the upper slide in the base by driving, thereby realize the opening and closing of the slide hole in the anti-material combination, finish the control to molten steel flow.

The described hydraulic compression side molten steel flow control valve that opens the door, in base, the vertical two of motion frame, be respectively equipped with the slide plate anchor point and hold out against assembling, describedly hold out against assembling and comprise cam, spring, pressing tight plate and withstanding tight block, spring stress acts on withstanding tight block during rotating cam, withstanding tight block is vertically moved and hold out against coupling from angle of wedge direction to be arranged at upper slide and lower skateboard in base and the activity box.

The described hydraulic compression side molten steel flow control valve that opens the door is provided with the force application structure that makes things convenient for of propping up compressor arm in upper the cooperation with the base plate of spring case (51) of described compressor arm (55), and the described force application mechanism that makes things convenient for is that the stepped hole of reducing designs.During compression, adopt hydraulic gun to insert described stepped hole, make movable part and the fixed part of hydraulic gun can hold out against respectively the base plate of spring case (51) or block compressor arm (55), compressor arm is separated with described spring case and place the wheel shaft on the base to insert in the groove on its two ends wheel shaft, helical spring is produced compress the convergent force of base and compression frame, thereby make the stable pressure of formation between the upper and lower slide plate.

Beneficial effect of the present invention:

1, the hydraulic compression side of the present invention molten steel flow control valve that opens the door, the locking of activity box, compression frame and base is by closing the compression frame, use hydraulic rifle is propped up the spring in the spring assembly that is installed in base, make the wheel shaft in the spring assembly fall into the groove that compresses on the frame, thereby retaining mechanism, and make to compress frame (passing through draw runner) generation to the pressure of motion frame, make and form stable pressure (forming sealing) between the upper and lower slide plate in base and the motion frame.By driving pull bar drive motion frame and lower skateboard wherein at base and compressing motion in the frame (with the upper slide generation relative motion in the base), realize the opening and closing of the slide hole in the anti-material combination during use, carry out molten steel flow control.The pressure of spring assembly is to prop up by the hydraulic rifle, and mineralization pressure compresses the rear spring constant pressure, the stability of favourable operation.Structural design is simple, and is easy and simple to handle.

2, the hydraulic compression side of the present invention molten steel flow control valve that opens the door, in base, the vertical two of motion frame, be respectively equipped with the slide plate anchor point and hold out against assembling, positioner is vertically moved and hold out against from angle of wedge direction by the specific purpose tool rotating cam, improved the security performance of anti-material in being used in combination.

3, the hydraulic compression side of the present invention molten steel flow control valve that opens the door, the motion frame is put into the compression frame and is fixed by the both sides pin, depress the spring assembly that is installed in base by hydraulic gun, the wheel shaft that makes its rotating shaft fall into the both sides setting of compression frame is inserted groove, by pressure compression frame and the base of spring assembly, thereby realizes the hand-hydraulic compression, this mechanism compresses firmly, pressure is even between slide plate, mutually slide between favourable slide plate, and the erosion that is conducive to protect molten steel.Product uses simple to operate, the serviceability safety and stability.

4, the hydraulic compression side of the present invention molten steel flow control valve that opens the door, spring assembly is installed on the base, spring assembly can rotate by door-hinge, but compress frame by door-hinge fixing and opening and closing in base one side, the motion frame is installed in to compress on the frame and is fixed from lateral edges by pin, and the motion frame slides by the both sides track in compressing frame.Compress frame and motion frame centered by connecting a side, form side and open unfolding mode, conveniently carry out anti-material combination and change, easy for operation.

Description of drawings

Fig. 1: the hydraulic compression side of the present invention molten steel flow control valve understructure schematic diagram that opens the door:

Fig. 2: the cross-sectional figure of base shown in Figure 1;

Fig. 3: base sectional side elevation shown in Figure 1;

Fig. 4: the hydraulic compression side of the present invention molten steel flow control valve motion mount structure schematic diagram that opens the door;

Fig. 5: the cross-sectional figure of motion frame shown in Figure 4;

Fig. 6: motion frame side view shown in Figure 4:

Fig. 7: the hydraulic compression side of the present invention molten steel flow control valve that opens the door compresses the mount structure schematic diagram;

Fig. 8: the cross-sectional figure of compression frame shown in Figure 7;

Fig. 9: compression frame side view shown in Figure 7;

Figure 10: the hydraulic compression side of the present invention molten steel flow control valve spring combining structure schematic diagram that opens the door;

Figure 11: compressor arm structural representation in the spring assembly;

Figure 12: the hydraulic compression side of the present invention anti-material combining structure of the molten steel flow control valve schematic diagram that opens the door.

The specific embodiment

Embodiment one: referring to Fig. 1, Fig. 4, Fig. 7, Figure 10, Figure 12, the hydraulic compression side of the present invention molten steel flow control valve that opens the door, comprise base 1, motion frame 21, compress frame 30, anti-material combination, described motion frame shiding matching is arranged at and compresses in the frame, compressing frame is connected by pivot 14 in a side with base, make and compress frame and centered by the motion frame is connected to connect a side, form side and open unfolding mode, conveniently carrying out anti-material combination changes, cooperate with described motion frame on the base and be provided with the driving pull bar, described base 1, motion frame 21 and compression frame 30 are realized compressing by spring assembly, described spring assembly is by spring case 51, helical spring 52, spring pull bar 53, spring bearer plate 54 and compressor arm 55 form, spring spiral 52 and spring bearer plate 54 nested being installed in the spring case 51, described spring case 51 and compressor arm 55 are combined by spring bearer plate 54 and spring pull bar 55 couplings, be equipped with wheel shaft at described spring case 51 and compressor arm 55 two ends, corresponding at described base with compress frame and be respectively equipped with wheel shaft and insert groove 4.

The hydraulic compression side of the present invention molten steel flow control valve that opens the door, employing external force struts spring case 51 and the compressor arm 55 in the spring assembly, the wheel shaft that wheel shaft on both is fallen into respectively on base and the compression frame is inserted groove 4, and the convergent force that produces by spring Zhang Qihou makes the motion frame and compresses frame and base auto lock.Compress the rear spring constant pressure, the stability of favourable operation.Drive motion frame and lower skateboard wherein and in compressing frame and base, produce relative reciprocating motion with respect to the upper slide in the base by driving pull bar, realize the opening and closing of the slide hole in the anti-material combination, carry out molten steel flow control.

Described anti-material combination comprises filling pipe end 42, upper slide 43, lower skateboard 44 and the lower mouth of a river 45, upper slide 43, lower skateboard 44 respectively correspondence are arranged at base and compress in the interior motion frame of frame, and compression frame and both sides, motion frame joint portion wherein cooperatively interact and are provided with draw runner (guide rail).

Among Fig. 1, Fig. 2, Fig. 3, label 2 is installing plate, and 3 is foundation bolt, and base is installed in the steel ladle bottom by foundation bolt and installing plate during use; 11 is the spring case pressing plate among the figure, and spring case two ends wheel shaft is inserted after wheel shaft on the base inserts groove 4, adopts the spring case pressing plate fastening; 15 is the safety pin that install pivot 14 ends among the figure; 18 is forced air cooled tube among the figure, and its effect is to the spring cooling, to prevent the spring failure in the spring assembly.

Among Fig. 7, Fig. 8, Fig. 9, label 30 is for compressing frame, and 31 for compressing frame bracket, and 32 is the draw runner pressing plate, and 33 is screw, and 34 is draw runner, and 35 for compressing frame draw runner alignment pin; 4 is to compress the wheel shaft that arranges on the frame to insert groove among the figure, and its two ends wheel shaft was placed in one when the compressor arm 55 of spring assembly was pulled open by force by hydraulic gun; 36 are the fixing latching of motion frame among the figure, compress latching and latching sliding tray that frame and joint portion, motion frame both sides are provided with mutual coupling, compress the assembling of frame and motion frame after, make both relative fixing by described latching and latching sliding tray.

Embodiment two: referring to Fig. 1~Figure 12, the hydraulic compression side of the present embodiment molten steel flow control valve that opens the door, at base, in the vertical two of motion frame, be respectively equipped with the slide plate anchor point and hold out against assembling, upper slide in the described base holds out against assembling and comprises cam 8, the spring (not shown), pressing tight plate 9 and withstanding tight block 12,10 is the withstanding tight block jointed shaft among the figure, 7 is cam cover, when upper slide is inserted base, make spring stress act on withstanding tight block 12 by specific purpose tool rotating cam 8, withstanding tight block is vertically moved and hold out against coupling from angle of wedge direction to be arranged at upper slide in the base; Among Fig. 4~Fig. 6, the lower skateboard in the motion frame holds out against assembling and comprises cam 26, spring, pressing tight plate 25 and withstanding tight block 23, and 24 is the withstanding tight block jointed shaft among the figure, 29 is cam cover, and 20 is backplate, and 22 is lower mouth of a river cover, 27 are motion frame draw runner alignment pin among Fig. 6, and 28 are motion frame draw runner; When upper slide is inserted the motion frame, make spring stress act on withstanding tight block by specific purpose tool rotating cam 26, withstanding tight block is vertically moved and hold out against coupling from angle of wedge direction to be arranged at lower skateboard in the motion frame.

Hold out against assembling and vertically move and hold out against upper slide or lower skateboard from angle of wedge direction, under the applied at elevated temperature state, be conducive to suppress the slide plate crackle and produce, thereby can improve the security performance of anti-material in being used in combination.

Embodiment three: referring to Figure 10, Figure 11, present embodiment hydraulic compression side open the door the molten steel flow control valve different from aforementioned each embodiment be, on compressor arm 55, cooperate with the base plate of spring case 51 be provided with prop up compressor arm make things convenient for force application structure 58, described force application mechanism is the stepped hole design of reducing, after hydraulic gun is inserted described stepped hole, its movable part and fixed part can hold out against respectively the base plate of spring case 51 or block compressor arm 55, compressor arm is separated with described spring case and place the wheel shaft that compresses on the frame to insert in the groove 4 on its two ends wheel shaft, helical spring is produced compress the convergent force of base and compression frame, thereby make, form stable pressure between the lower skateboard.Quick for installation, constant pressure after compressing, the flow control entire system is stable.

The hydraulic compression side of the present invention molten steel flow control valve that opens the door, refractory material combination middle slide plate can aluminium carbon, aluminium zirconium carbonaceous, the brilliant carbon of corundum point, aluminium carbonaceous are selected in the mouth of a river, brick cup is selected the refractory materials such as magnalium carbon, magnesium carbonaceous, by reasonably fixing and compressing, can effectively prevent the limited slip plate be full of cracks, prevent from oozing steel.

Claims (4)

1. hydraulic compression side molten steel flow control valve that opens the door, comprise base, compress frame, the motion frame, anti-material combination, described motion frame shiding matching is arranged at and compresses in the frame, compressing frame and base one side is pivotally connected, cooperate with described motion frame on the base and be provided with the driving pull bar, described anti-material combination comprises filling pipe end, upper slide, lower skateboard and the lower mouth of a river, upper slide (43), lower skateboard (44) respectively correspondence is arranged in described base and the motion frame, it is characterized in that: described base (1), motion frame (21) and compression frame (30) are realized compressing by spring assembly, described spring assembly is by spring case, helical spring, the spring pull bar, spring bearer plate and compressor arm form, spring spiral (52) is nested with spring bearer plate (54) to be installed in the spring case (51), described spring case (51) and compressor arm (55) are combined by spring bearer plate (54) and spring pull bar coupling, be equipped with wheel shaft at described spring case (51) and compressor arm (55) two ends, corresponding at described base with compress frame and be respectively equipped with wheel shaft and insert groove (4).
2. the hydraulic compression side according to claim 1 molten steel flow control valve that opens the door, it is characterized in that: described compression frame and joint portion, motion frame both sides are provided with the draw runner of mutual coupling, and compress latching and latching sliding tray that frame and joint portion, motion frame both sides are provided with mutual coupling, described compression frame, motion frame and base are pressed in together by spring assembly, pull bar drives the motion frame and lower skateboard wherein does relatively reciprocating motion with respect to the generation of the upper slide in the base by driving, thereby realize the opening and closing of the slide hole in the anti-material combination, finish the control to molten steel flow.
3. the hydraulic compression side according to claim 2 molten steel flow control valve that opens the door, it is characterized in that: in base, the vertical two of motion frame, be respectively equipped with the slide plate anchor point and hold out against assembling, describedly hold out against assembling and comprise cam, spring, pressing tight plate and withstanding tight block, spring stress acts on withstanding tight block during rotating cam, withstanding tight block is vertically moved and hold out against coupling from angle of wedge direction to be arranged at upper slide and lower skateboard in base and the activity box.
4. according to claim 1, the 2 or 3 described hydraulic compression sides molten steel flow control valve that opens the door, it is characterized in that: be provided with the force application structure that makes things convenient for of propping up compressor arm in upper the cooperation with the base plate of spring case (51) of described compressor arm (55), the described force application mechanism that makes things convenient for is the stepped hole design of reducing.
CN2012103368088A 2012-09-13 2012-09-13 Hydraulically compressed molten steel flow control valve with side opening door CN102861909A (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108856692A (en) * 2016-11-15 2018-11-23 贾海亮 A kind of even ladle sliding water gap mechanism for building pressure

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2380329Y (en) * 1998-01-01 2000-05-31 邯郸市正泰冶金技术开发有限公司 Control mechanism for sliding tap-hole of steel ladle
CN101189087A (en) * 2006-10-26 2008-05-28 刘悦钦 A slide gate for a molten-steel vessel
CN201592250U (en) * 2009-12-17 2010-09-29 卫辉熔金高温材料有限责任公司 Sliding water gate device
CN202779768U (en) * 2012-09-13 2013-03-13 河南省伯马股份有限公司 Hydraulic compacted molten steel flow control valve with side opening door

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2380329Y (en) * 1998-01-01 2000-05-31 邯郸市正泰冶金技术开发有限公司 Control mechanism for sliding tap-hole of steel ladle
CN101189087A (en) * 2006-10-26 2008-05-28 刘悦钦 A slide gate for a molten-steel vessel
JP2010507483A (en) * 2006-10-26 2010-03-11 リュウ,ユェンキン Ladle flow control system
CN201592250U (en) * 2009-12-17 2010-09-29 卫辉熔金高温材料有限责任公司 Sliding water gate device
CN202779768U (en) * 2012-09-13 2013-03-13 河南省伯马股份有限公司 Hydraulic compacted molten steel flow control valve with side opening door

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108856692A (en) * 2016-11-15 2018-11-23 贾海亮 A kind of even ladle sliding water gap mechanism for building pressure

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Application publication date: 20130109