CN203976838U - A kind of fall arrest special hoisting bar of converter movable hood - Google Patents
A kind of fall arrest special hoisting bar of converter movable hood Download PDFInfo
- Publication number
- CN203976838U CN203976838U CN201420323517.XU CN201420323517U CN203976838U CN 203976838 U CN203976838 U CN 203976838U CN 201420323517 U CN201420323517 U CN 201420323517U CN 203976838 U CN203976838 U CN 203976838U
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- CN
- China
- Prior art keywords
- fall arrest
- converter
- special hoisting
- web member
- hoisting bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Carbon Steel Or Casting Steel Manufacturing (AREA)
Abstract
The utility model discloses a kind of fall arrest special hoisting bar of converter movable hood, the fall arrest special hoisting bar of described converter movable hood comprises: supporting beam; Adjustable support screw rod, vertically passes supporting beam and is fixed on described supporting beam by the first web member, wherein, and by regulating described the first web member can make adjustable support screw rod move along its length; U-shaped hanger, is fixedly connected on the end of adjustable support screw rod; Suspension hook, is rotatably fixed on U-shaped hanger by the second web member.The utility model is simple in structure, result of use is good and safe and applicable, not only makes construction cost greatly reduce, and has shortened the converter off-time and reduced operating risk, and economic benefit and social benefit are remarkable.
Description
Technical field
The utility model belongs to technical field of metallurgical equipment, more particularly, relates to a kind of fall arrest special hoisting bar method of converter movable hood.
Background technology
Fig. 1 is the structural representation of converter movable hood of the prior art and accessory structure thereof.As shown in Figure 1, movable gas hood 12 is one of key equipments in steel-making dust-removal system, it specifically shrouds formula dedusting by the decline realization of carrying out movable gas hood 12 in the steelmaking process of converter 11, carries out having promoted dedusting again and having waited for the once circulation of operation of movable gas hood 12 after steel-making completes.Wherein, the lifting action of movable gas hood 12 is mainly carried out by four hydro-cylinders 13.But in actual production process, because site environment temperature is very high, cause very easily aged deterioration and let out phenomenon in occurring of sealing original paper in hydro-cylinder 13, thereby cause the downslide of movable gas hood 12 fall and the serious equipment breakdown that converter 11 smashes movable gas hood 12 in the time of grate occurs.
At present, when letting out in the hydro-cylinder appearance of controlling movable gas hood lifting and causing after movable gas hood tenesmus, conventionally the method for redress that needs to stop production and allow maintainer enter operation on the job platform 15 on the thermofin 16 of high temperature, high dust and to be fixed with wireline cooperation chain block, its shortcoming mainly comprises:
1, the setup time of converter stopping production cooling is longer;
2, construction period workmen must enter in stove, and the security risk of bearing high temperature, high dust, high-altitude etc. is higher.
3, the wireline that fixing movable gas hood uses and chain block very easily rupture bearing after thermal-flame calcination, cause solid failure and accident that movable gas hood drops again.
Therefore, the necessary fall arrest special hoisting bar that a kind of converter movable hood is provided, fixes to realize rapidly the movable gas hood lifting that tenesmus fault occurs, and then prevents from when movable gas hood from being rotated by converter body smashing.
Utility model content
For deficiency of the prior art, one or more during the purpose of this utility model is to solve the problems of the technologies described above.
The purpose of this utility model is to provide a kind of fall arrest special hoisting bar of converter movable hood and realizes the online fixing fast of movable gas hood, avoids the security risks such as the interruption of production technique and the high temperature that workmen bears, high dust, high-altitude.
To achieve these goals, the utility model provides a kind of fall arrest special hoisting bar of converter movable hood, and described suspension bracket comprises: supporting beam; Adjustable support screw rod, vertically passes supporting beam and is fixed on described supporting beam by the first web member, wherein, and by regulating described the first web member can make adjustable support screw rod move along its length; U-shaped hanger, is fixedly connected on the end of adjustable support screw rod; Suspension hook, is rotatably fixed on U-shaped hanger by the second web member.
According to an embodiment of the fall arrest special hoisting bar of converter movable hood of the present utility model, described the first web member is for regulating lock nut, and described the second web member is joint pin.
According to an embodiment of the fall arrest special hoisting bar of converter movable hood of the present utility model, between described the first web member and supporting beam, support pad is also set.
According to an embodiment of the fall arrest special hoisting bar of converter movable hood of the present utility model, on two side plates of described U-shaped hanger, the first connecting hole is set respectively.
According to an embodiment of the fall arrest special hoisting bar of converter movable hood of the present utility model, described suspension hook comprises connecting rod and is fixedly installed on web plate and the gib head at connecting rod two, the second connecting hole is set on described web plate.
The utility model is simple in structure, result of use is good and safe and applicable, not only makes construction cost greatly reduce, and has shortened the converter off-time and reduced operating risk, and economic benefit and social benefit are remarkable.
Brief description of the drawings
Fig. 1 is the structural representation of converter movable hood of the prior art and accessory structure thereof.
Fig. 2 A is according to the main TV structure schematic diagram of removing the remaining structure after suspension hook in the fall arrest special hoisting bar of the converter movable hood of the utility model exemplary embodiment.
Fig. 2 B is the side-view of removing the remaining structure after suspension hook in the fall arrest special hoisting bar of converter movable hood in Fig. 2 A.
Fig. 3 A is according to the main TV structure schematic diagram of suspension hook in the fall arrest special hoisting bar of the converter movable hood of the present utility model of the utility model exemplary embodiment.
Fig. 3 B is the side-view of suspension hook in the fall arrest special hoisting bar of converter movable hood in Fig. 3 A.
Fig. 4 A is the main TV structure schematic diagram according to the fall arrest special hoisting bar of the converter movable hood of the present utility model of the utility model exemplary embodiment.
Fig. 4 B is the side-view of the fall arrest special hoisting bar of converter movable hood in Fig. 4 A.
Description of reference numerals:
11-converter, 12-movable gas hood, 13-hydro-cylinder, 14-bracing frame, 15-job platform, 16-thermofin;
1-supporting beam, 2-adjustable support screw rod, 3-U type hanger, 4-the first web member, 5-support pad, 6-the first connecting hole, 7-web plate, 8-connecting rod, 9-gib head, 10-suspension hook, 11-the second connecting hole, 12-joint pin.
Embodiment
Hereinafter, describe the fall arrest special hoisting bar of converter movable hood of the present utility model in detail in connection with accompanying drawing.
Fig. 1 is the structural representation of converter movable hood of the prior art and accessory structure thereof.As shown in Figure 1, movable gas hood 12 is one of key equipments in steel-making dust-removal system, it specifically shrouds formula dedusting by the decline realization of carrying out movable gas hood 12 in the steelmaking process of converter 11, carries out having promoted dedusting again and having waited for the once circulation of operation of movable gas hood 12 after steel-making completes.Wherein, the lifting action of movable gas hood 12 is mainly carried out by four hydro-cylinders 13.But in actual production process, because site environment temperature is very high, cause very easily aged deterioration and let out phenomenon in occurring of sealing original paper in hydro-cylinder 13, thereby cause the downslide of movable gas hood 12 fall and the serious equipment breakdown that converter 11 smashes movable gas hood 12 in the time of grate occurs.When letting out in hydro-cylinder 13 appearance of controlling movable gas hood 12 liftings and causing after movable gas hood tenesmus, conventionally the method for redress that needs to stop production and allow maintainer enter operation on the job platform 15 on the thermofin 16 of high temperature, high dust and to be fixed with wireline cooperation chain block, but there is a lot of shortcomings and problem in this method of redress.Therefore, the utility model provides a kind of fall arrest suspension bracket of special converter movable hood, can carry out online fixing fast to the movable gas hood after falling by this suspension bracket.
According to exemplary embodiment of the present utility model, the fall arrest special hoisting bar of described converter movable hood mainly comprises the parts such as supporting beam 1, adjustable support screw rod 2, U-shaped hanger 3 and suspension hook 10, and structure and mode of connection below in conjunction with accompanying drawing to above-mentioned parts are specifically described.
Fig. 2 A is according to the main TV structure schematic diagram of removing the remaining structure after suspension hook in the fall arrest special hoisting bar of the converter movable hood of the present utility model of the utility model exemplary embodiment, and Fig. 2 B is the side-view of removing the remaining structure after suspension hook in the fall arrest special hoisting bar of converter movable hood in Fig. 2 A.As shown in Figure 2 A and 2 B, main carrying and stressed member that supporting beam 1 is whole suspension bracket, its shape can be that the conventional structure such as rectangular parallelepiped, right cylinder and its material can be structure iron etc., the utility model is not limited to this.
Adjustable support screw rod 2 vertically passes supporting beam 1 and is fixed on supporting beam 1 by the first web member 4, wherein, and by regulating the first web member 1 can make adjustable support screw rod move along its length.Particularly, can first make a call to a through hole at the center position of supporting beam 1, then adjustable support screw rod 2 inserted in this through hole and make adjustable support screw rod 2 through supporting beam 1, then on adjustable support screw rod 2, screw in the first web member 4 and be fixed, and can make adjustable support screw rod 2 move and realize lifting along the direction of through hole or the length direction of adjustable support screw rod 2 by rotating the first web member 4.Wherein, the first web member 4 can be for regulating lock nut, and the surface of support pad 5 with the adjusting lock nut scratch supporting beam 1 that reduces the pressure and avoiding of contact position and tighten can be set between the first web member 4 and supporting beam 1, but the utility model is not limited to this.
U-shaped hanger 3 is fixedly connected on the end of adjustable support screw rod 2, so that adjustable support screw rod 2 can be connected and ensure with suspension hook 10 swing space of suspension hook 10.
Suspension hook 10, rotatably be fixed on U-shaped hanger 3 by the second web member 12, and then after suspension hook 10 can being hooked on the hanger (not shown) of movable gas hood 2 and by regulating the lifting that realizes the movable gas hood after falling that moves up and down of adjustable support screw rod 2.Wherein, the second web member 12 can be joint pin.
Fig. 3 A is according to the main TV structure schematic diagram of suspension hook in the fall arrest special hoisting bar of the converter movable hood of the present utility model of the utility model exemplary embodiment, and Fig. 3 B is the side-view of suspension hook in the fall arrest special hoisting bar of converter movable hood in Fig. 3 A.As shown in Figure 3 A and Figure 3 B, shown in suspension hook 10 comprise connecting rod 8 and be fixedly installed on web plate 7 and the gib head 9 at connecting rod two, the second connecting hole 11 is set on web plate 7, and on two side plates of U-shaped hanger 3, the first connecting hole 6 is set respectively, thus can be by the second connecting hole 11 inserting successively as the second web member of joint pin on the web plate 7 of the first connecting hole 6 on U-shaped hanger 3 and suspension hook 10, realize rotatable the fixing between suspension hook 10 and U-shaped hanger 3, but above-mentioned syndeton is only exemplary explanation, and the utility model is not limited to this.
Fig. 4 A is the main TV structure schematic diagram according to the fall arrest special hoisting bar of the converter movable hood of the present utility model of the utility model exemplary embodiment, and Fig. 4 B is the side-view of the fall arrest special hoisting bar of converter movable hood in Fig. 4 A.As shown in Figure 4 A and 4 B shown in FIG., the fall arrest special hoisting bar after having assembled can be realized the fixing fast of movable gas hood after falling.
In the time using the fall arrest special hoisting bar of converter movable hood of the present utility model, can take following concrete steps:
1) supporting beam 1 of the fall arrest special hoisting bar of multiple converter movable hoods is separately fixed to the bracing frame 14 of the multiple hydro-cylinders 13 for controlling movable gas hood 12 liftings, specifically can adopts the mode of connection such as welding to be fixed;
2) again the suspension hook 10 of the fall arrest special hoisting bar of multiple converter movable hoods is hooked to multiple hanger (not shown) of movable gas hood 12;
3) finally regulate the first web member 4 as the adjusting lock nut of the fall arrest special hoisting bar of multiple converter movable hoods that movable gas hood 12 is promoted to specified location fixing.
According to the utility model, both can first after after suspension bracket assembling, fix online again, also can in online fixing, carry out the assembling of suspension bracket.Particularly, in step 1, in the operation of fixed support beam, both can directly independent supporting beam be fixed, also can will comprise that the supporting beam of removing the remainder outside suspension hook fixed; In step 2 and 3, both the operation that had been realized suspension hook and hooked hanger by mobile adjustable support screw rod again after can first with joint pin, the web plate of suspension hook being connected with U-shaped hanger, also can first hook suspension hook after hanger by mobile adjustable support screw rod again and use joint pin that the web plate of suspension hook is connected with U-shaped hanger; Finally again by regulating the first web member as regulated lock nut, adjustable support screw rod is moved up and down and then draws movable gas hood to move to specified location and realize online fixing.Therefore, above concrete steps are only for exemplarily illustrating the utility model, and the utility model is not limited to this.
Wherein, the number needs of the fall arrest special hoisting bar of the converter movable hood that the utility model uses is specifically determined according to the quantity of the hanger on hydro-cylinder and movable gas hood, is as the criterion with the lifting that can realize reposefully movable gas hood.
In sum, the fall arrest special hoisting bar of converter movable hood of the present utility model is simple in structure, result of use good and safe and applicable, not only make construction cost greatly reduce, and shortened the converter off-time and reduced operating risk, economic benefit and social benefit are remarkable.
Although above by having described the utility model in conjunction with exemplary embodiment, but those skilled in the art should be clear, in the case of not departing from the spirit and scope that claim limits, can carry out various amendments and change to exemplary embodiment of the present utility model.
Claims (5)
1. a fall arrest special hoisting bar for converter movable hood, is characterized in that, described suspension bracket comprises:
Supporting beam;
Adjustable support screw rod, vertically passes supporting beam and is fixed on described supporting beam by the first web member, wherein, and by regulating described the first web member can make adjustable support screw rod move along its length;
U-shaped hanger, is fixedly connected on the end of adjustable support screw rod;
Suspension hook, is rotatably fixed on U-shaped hanger by the second web member.
2. the fall arrest special hoisting bar of converter movable hood according to claim 1, is characterized in that, described the first web member is for regulating lock nut, and described the second web member is joint pin.
3. the fall arrest special hoisting bar of converter movable hood according to claim 1, is characterized in that, between described the first web member and supporting beam, support pad is also set.
4. the fall arrest special hoisting bar of converter movable hood according to claim 1, is characterized in that, on two side plates of described U-shaped hanger, the first connecting hole is set respectively.
5. the fall arrest special hoisting bar of converter movable hood according to claim 1, is characterized in that, described suspension hook comprises connecting rod and is fixedly installed on web plate and the gib head at connecting rod two, the second connecting hole is set on described web plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420323517.XU CN203976838U (en) | 2014-06-18 | 2014-06-18 | A kind of fall arrest special hoisting bar of converter movable hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420323517.XU CN203976838U (en) | 2014-06-18 | 2014-06-18 | A kind of fall arrest special hoisting bar of converter movable hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203976838U true CN203976838U (en) | 2014-12-03 |
Family
ID=51974300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420323517.XU Expired - Fee Related CN203976838U (en) | 2014-06-18 | 2014-06-18 | A kind of fall arrest special hoisting bar of converter movable hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203976838U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108676959A (en) * | 2018-07-10 | 2018-10-19 | 中国冶集团有限公司 | A kind of positioning of converter movable hood and falling proof device |
-
2014
- 2014-06-18 CN CN201420323517.XU patent/CN203976838U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108676959A (en) * | 2018-07-10 | 2018-10-19 | 中国冶集团有限公司 | A kind of positioning of converter movable hood and falling proof device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20170618 |