CN211469790U - Steel wire rope tightening and adjusting device for blast furnace feeding trolley - Google Patents
Steel wire rope tightening and adjusting device for blast furnace feeding trolley Download PDFInfo
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- CN211469790U CN211469790U CN201922179369.4U CN201922179369U CN211469790U CN 211469790 U CN211469790 U CN 211469790U CN 201922179369 U CN201922179369 U CN 201922179369U CN 211469790 U CN211469790 U CN 211469790U
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Abstract
The utility model provides a wire rope tightening and adjusting device of a blast furnace feeding trolley, which comprises a plurality of chain units which are sequentially connected in a detachable series manner; the chain unit comprises a special-shaped chain plate and a pin shaft, and the pin shaft is inserted in the special-shaped chain plate; adjacent chain units share a pin. The utility model provides a blast furnace material loading dolly wire rope tightens up adjusting device only needs to install additional on the structure basis of original wire rope and blast furnace material loading dolly can, need not to carry out the institutional advancement to wire rope and blast furnace material loading dolly, its simple structure, convenient to use to low in manufacturing cost. When the steel wire rope is tightened, only the chain unit needs to be disassembled, so that the operation is simple and easy, and the efficiency is high.
Description
Technical Field
The utility model relates to a blast furnace charging equipment technical field, more specifically say, in particular to blast furnace material loading dolly wire rope tightens up adjusting device.
Background
In the production process of the blast furnace, the feeding of the blast furnace is realized through a feeding trolley which is pulled through a steel wire rope. After the steel wire rope is used for a period of time, the steel wire rope can deform (stretch and extend), so that the steel wire rope newly replaced by the blast furnace feeding trolley needs to be effectively tightened and adjusted due to certain stretching length after the steel wire rope is used for a period of time, and normal operation of equipment is ensured.
In the prior art, because the steel wire rope of the blast furnace feeding trolley is not provided with an effective adjusting device, the problems of tedious adjustment, poor flexibility, long time consumption and the like exist in the traditional adjusting method, and due to the problems, the normal feeding of the blast furnace is influenced, the blast furnace stops blowing, the yield is reduced and the like.
In addition, for the adjustment of the steel wire rope of the feeding trolley, after the blast furnace such as 5-6 equipment maintenance personnel and the like is shut down in advance in each adjustment operation, the steel wire rope is effectively adjusted on site according to the elongation condition of the steel wire rope, and the adjustment mode has serious waste of human resources.
At present, there is not an adjusting device who tightens up fast to blast furnace material loading dolly wire rope in prior art, and through the on-the-spot regulation mode analysis to blast furnace material loading dolly wire rope, traditional blast furnace material loading dolly wire rope tightens up the regulation mode fast and summarizes mainly to have following characteristic and shortcoming:
(1) the traditional steel wire rope adjusting device for the blast furnace feeding trolley adopts a steel wire rope clamp connection mode, and the device needs a maintenance worker to disassemble 5 rope clamps on site, then use manpower to tighten up the steel wire rope, and then install the 5 steel wire rope clamps again, so that the work is complicated, the operation time is long, and the labor intensity is high;
(2) the length of the steel wire rope tightened by manpower of the blast furnace feeding trolley is not accurate enough, so that the difficulty in adjusting the encoder of an electrical appliance system is increased, the adjustment time is too long, and the production of the blast furnace is influenced;
(3) the blast furnace feeding system is provided with two feeding trolleys, and because the steel wire ropes are tightened by full manpower, the force is limited, and the operation difficulty is increased along with the reduction of the physical strength of personnel.
SUMMERY OF THE UTILITY MODEL
Therefore, how to solve the problems of complex operation and poor adjustment flexibility of the steel wire rope adjustment of the feeding trolley in the prior art becomes a problem to be solved urgently by technical personnel in the field.
In order to solve the prior art problem, the utility model provides a following technical scheme:
the utility model provides a wire rope tightening and adjusting device of a blast furnace feeding trolley, which comprises a plurality of chain units, wherein the chain units are sequentially connected in a detachable series manner; the chain unit comprises a special-shaped chain plate and a pin shaft, and the pin shaft is inserted in the special-shaped chain plate; and adjacent chain units share one pin shaft.
Preferably, in the utility model provides a blast furnace material loading dolly wire rope tightens up adjusting device, one in the chain unit, the abnormal shape link joint is two, two the abnormal shape link joint symmetry sets up.
Preferably, in the wire rope tightening and adjusting device for the blast furnace feeding trolley, the special-shaped chain plate is provided with a front end opening and a tail end opening; in two adjacent chain units, the front end opening of the chain unit at the rear side and the tail end opening of the chain unit at the front side are oppositely arranged, and the pin shaft is arranged in the two opposite openings.
Preferably, in the device for tightening and adjusting the steel wire rope of the blast furnace feeding trolley, the special-shaped chain plate comprises a front section, a middle section and a tail section, wherein the front section is of a flat plate type structure, the tail section is of a flat plate type structure, the middle section is of a curved structure, the front section and the tail section are respectively arranged at two ends of the middle section, and the front section and the tail section are arranged in parallel; the front section is provided with the front end opening, and the tail section is provided with the tail end opening.
Preferably, in the utility model provides a blast furnace material loading dolly wire rope tightens up adjusting device, it is same in the chain unit, two in the heterotypic link joint the anterior segment is close to the setting each other, two in the heterotypic link joint the back end interval sets up and is formed with and is used for anterior segment male fit clearance.
Preferably, in the wire rope tightening and adjusting device for the blast furnace feeding trolley, a pin shaft cap with a cross section diameter larger than the tail end opening diameter is arranged at one end of the pin shaft, and an opening pin hole is arranged at the other end of the pin shaft; a cotter pin is arranged through the cotter pin hole; the pin shaft is sleeved with a gasket, and the gasket is arranged between the special-shaped chain plate and the split pin.
Preferably, in the device for tightening and adjusting the steel wire rope of the blast furnace charging trolley, the corner of the middle section is a fillet transition corner; the end faces of the front section and the tail section are arc faces, the circle center of the arc face of the front section coincides with that of the front end opening, and the circle center of the arc face of the tail section coincides with that of the tail end opening.
Preferably, in the wire rope tightening and adjusting device for the blast furnace feeding trolley, the special-shaped chain plate is of a central symmetrical structure; the special-shaped chain plate is a metal special-shaped chain plate and is of an integrated structure.
The utility model also provides a method for tightening and adjusting the steel wire rope of the blast furnace feeding trolley, in the method for tightening and adjusting the steel wire rope of the blast furnace feeding trolley, the utility model uses the device for tightening and adjusting the steel wire rope of the blast furnace feeding trolley to realize the connection between the feeding trolley and the steel wire rope; and when the steel wire rope is deformed, the chain unit of the steel wire rope tightening and adjusting device of the blast furnace feeding trolley is disassembled to realize the tightening of the steel wire rope.
Preferably, in the method for tightening and adjusting the steel wire rope of the blast furnace feeding trolley, the blast furnace feeding trolley is firstly stopped to a proper position, and the feeding trolley is fixed by using an auxiliary steel wire rope and a shackle; then adjusting the position of the blast furnace feeding trolley to enable the steel wire rope tightening and adjusting device of the blast furnace feeding trolley to be in a loose state; then, the chain unit is dismantled according to the deformation of the steel wire rope; and finally, adjusting the position of the feeding trolley to enable the auxiliary steel wire rope to be in a loose state, disassembling the shackle and finishing the quick adjustment operation of the feeding trolley of the blast furnace by the auxiliary steel wire rope.
The utility model has the advantages as follows:
the utility model provides a wire rope tightening and adjusting device of a blast furnace feeding trolley and a wire rope tightening and adjusting method of the blast furnace feeding trolley using the wire rope tightening and adjusting device of the blast furnace feeding trolley. The utility model provides a blast furnace material loading dolly wire rope tightens up adjusting device includes heterotypic link joint to two heterotypic link joints set up and are formed with the chain unit for a set of, with two heterotypic link joint mirror symmetry in a set of, the chain unit is provided with a plurality ofly, and the setting is arranged in proper order to whole chain unit, and two adjacent chain units can be dismantled and connect.
Through the structure design, the utility model discloses following beneficial effect has:
(1) the design is ingenious, the structure is simple, and the manufacturing cost is low.
The utility model provides a blast furnace material loading dolly wire rope tightens up adjusting device only needs to install additional on the structure basis of original wire rope and blast furnace material loading dolly can, need not to carry out the institutional advancement to wire rope and blast furnace material loading dolly, its simple structure, convenient to use to low in manufacturing cost.
(2) The dismouting is convenient, and consuming time is few.
The utility model provides a blast furnace material loading dolly wire rope tightens up adjusting device, back on installing wire rope and blast furnace material loading dolly, when tightening up wire rope, only need to dismantle the chain unit can, during the dismouting of chain unit, only need dismantle or repack two round pin axles can, compare in traditional adoption wire rope buckle adjusting device, the utility model discloses an adjusting operation is still less consuming time, only needs can accomplish the adjustment operation that tightens up of blast furnace material loading dolly wire rope within 10 minutes.
(3) The adjustability is more flexible.
The utility model provides a blast furnace material loading dolly wire rope tightens up adjusting device can dismantle single group chain unit or two group chain units, and than the hookup of former wire rope buckle, the flexibility of adjusting is better.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. Wherein:
fig. 1 is a schematic structural view of a steel wire rope tightening and adjusting device of a blast furnace charging trolley in an operating state according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a special-shaped link plate according to an embodiment of the present invention;
fig. 3 is a top view of a special-shaped link plate according to an embodiment of the present invention;
description of reference numerals:
a special-shaped chain plate 1, a front end opening 2, a tail end opening 3, a pin shaft 4, a front section 5, a middle section 6, a tail section 7, a pin shaft cap 8, a split pin 9, a blast furnace charging trolley 10, a connecting shaft 11, a connecting plate 12, a connecting rod,
A fork-shaped connecting arm 13 and a steel wire rope 14.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. Each example is provided by way of explanation of the invention and not limitation of the invention. In fact, it will be apparent to those skilled in the art that modifications and variations can be made in the present invention without departing from the scope or spirit of the invention. For instance, features illustrated or described as part of one embodiment, can be used with another embodiment to yield a still further embodiment. It is therefore intended that the present invention encompass such modifications and variations as fall within the scope of the appended claims and equivalents thereof.
In the description of the present invention, the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and do not require that the present invention must be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. The terms "connected" and "connected" used in the present invention should be understood in a broad sense, and may be, for example, either fixed or detachable; they may be directly connected or indirectly connected through intermediate members, and specific meanings of the above terms will be understood by those skilled in the art as appropriate.
Referring to fig. 1 to 3, fig. 1 is a schematic structural view of a steel wire rope tightening and adjusting device of a blast furnace charging trolley according to an embodiment of the present invention in a use state; fig. 2 is a schematic structural view of a special-shaped link plate according to an embodiment of the present invention; fig. 3 is a top view of the irregular link plate according to an embodiment of the present invention.
The utility model provides a wire rope tightening and adjusting device for a blast furnace feeding trolley, which belongs to the technical field of metallurgy and particularly relates to a field practical device.
The utility model discloses in, this blast furnace material loading dolly wire rope tightens up adjusting device is including heterotypic link joint 1, round pin axle 4, gasket, split pin 9 and other subsidiary facilities (for example, the bolt of connecting wire rope etc.). Will the utility model discloses install between blast furnace material loading dolly and wire rope (original structure), when wire rope tensile deformation appears, need tighten up the operation to wire rope. During tightening operation, firstly, stopping the blast furnace feeding trolley to a proper position according to on-site judgment, locking the feeding trolley by using an auxiliary steel wire rope and a shackle, slowly dropping the feeding trolley to enable the steel wire rope adjusting device to be in a loose state, then disassembling the special-shaped chain plate cotter pin 9 and the pin shaft 4 of the steel wire rope adjusting device, reducing 1-2 sections of the special-shaped chain plate, re-installing the pin shaft 4 and the cotter pin 9, then upwards dragging the feeding trolley to enable the auxiliary steel wire rope to be in a loose state, disassembling the shackle and finishing operation of the auxiliary steel wire rope.
The utility model provides a blast furnace feeding trolley wire rope tightens up adjusting device installs between the wire rope that blast furnace feeding trolley and former blast furnace feeding trolley traction for length adjustment (tightening up the regulation) takes place to warp after tensile at this wire rope.
The utility model provides a blast furnace material loading dolly wire rope tightens up adjusting device includes heterotypic link joint 1, and heterotypic link joint 1 can divide into according to its structural feature: anterior segment 5, middle section 6 and tail section 7, wherein, anterior segment 5 is flat structure, and tail section 7 is flat structure, and middle section 6 is the curve structure, and middle section 6 is for being similar to S type structure, and the both ends of middle section 6 are located respectively to anterior segment 5 and tail section 7 to, anterior segment 5 and tail section 7 parallel arrangement.
In order to describe the structure of the special-shaped chain plate 1 more clearly, the cross section of the special-shaped chain plate 1 is taken, the front section 5 and the tail section 7 are in a straight shape, the middle section 6 is approximately in an S shape, and the front section 5 and the tail section 7 are arranged at two ends of the middle section 6 and are parallel.
The special-shaped chain plate 1 formed by the front section 5, the middle section 6 and the tail section 7 is of an integrated structure, and in the special-shaped chain plate 1, the end surfaces of the front section 5 and the tail section 7 adopt the arc surface structure design. Further, the center of the arc surface of the front section 5 coincides with the center of the front opening (the structure of the front section 5), and the center of the arc surface of the tail section 7 coincides with the center of the tail opening (the structure of the tail section 7). The optimized design can improve the structural strength and the deformation resistance of the special-shaped chain plate 1, and meanwhile, the end face of the special-shaped chain plate 1 is designed to be an arc surface structure, so that the special-shaped chain plate 1 can be conveniently processed and manufactured.
In the present invention, the bending corner portion of the middle section 6 is a smooth arc structure.
The utility model discloses structure according to heterotypic link joint 1 has divided into anterior segment 5, middle section 6 and tail-end 7 with it, has higher structural strength in order to guarantee heterotypic link joint 1 the utility model discloses in, heterotypic link joint 1 is for adopting the metal to make the heterotypic link joint 1 of metal system that forms to, heterotypic link joint 1 formula structure as an organic whole.
Adjust complex operation, adjust the relatively poor problem of flexibility in order to solve the wire rope that the material loading dolly exists among the conventional art, the utility model provides a blast furnace material loading dolly wire rope tightens up adjusting device, and its structural design's core design does: the chain mechanism comprises a plurality of chain units which are sequentially detachably connected in series; the chain unit comprises a special-shaped chain plate 1 and a pin shaft 4, and the pin shaft 4 is inserted in the special-shaped chain plate 1; adjacent chain units share a pin 4.
The utility model discloses can adopt following several kinds of concrete structural style:
1. the chain unit is only provided with one special-shaped chain plate 1, and the special-shaped chain plate 1 adopts the structural design as above (namely, the special-shaped chain plate 1 comprises a front section 5, a middle section 6 and a tail section 7). The special-shaped chain plates 1 are sequentially arranged and are in end-to-end connection, and the front section 5 of the previous special-shaped chain plate 1 is connected with the tail end 7 of the next special-shaped chain plate 1 through a pin shaft 4. And through the limited structural design of designers, due to the existence of the middle section 6, after the plurality of special-shaped chain plates 1 are assembled, a chain structure which is similar to a cuboid as a whole can be formed.
2. The chain unit sets up two heterotypic link joint 1, and heterotypic link joint 1 adopts like above-mentioned structural design (promptly heterotypic link joint 1 includes anterior segment 5, middle section 6 and tail-end 7). The two special-shaped chain plates 1 forming the chain unit are two independent components, and the two special-shaped chain plates 1 are arranged in a mirror symmetry mode. This structure has increased a set of heterotypic link joint 1 on the basis of last embodiment, and it can make chain unit atress symmetry, improves the utility model provides a stability.
3. Based on the second embodiment, the chain unit is provided with two special-shaped chain plates 1, the special-shaped chain plates 1 are designed as above (i.e. the special-shaped chain plates 1 comprise a front section 5, a middle section 6 and a tail section 7), and the two special-shaped chain plates 1 are symmetrically arranged and adopt an integrated structure, so that the structural strength of the chain unit can be improved.
In order to realize that blast furnace material loading dolly wire rope tightens up adjusting device's length adjustment, the utility model discloses in use two heterotypic link joints to set up and be formed with the chain unit as a set of, with 1 mirror symmetry of two heterotypic link joints in a set of, the chain unit is provided with a plurality ofly, and the setting is arranged in proper order to whole chain unit, and two adjacent chain units can be dismantled and connect.
In order to improve the utility model discloses to length adjustment's precision, under the prerequisite of guaranteeing chain unit structural strength, the length of chain unit reduces as far as.
Therefore, the two adjacent chain units are connected in a detachable mode, and the connecting structure specifically comprises: the special-shaped chain plate 1 is provided with a front end opening 2 and a tail end opening 3, in two adjacent chain units, the front end opening 2 of the chain unit at the rear side and the tail end opening 3 of the chain unit at the front side are oppositely arranged, and pin shafts 4 are arranged in the two opposite openings to realize detachable connection between the chain units. The special-shaped chain plate 1 comprises a front section 5, a middle section 6 and a tail section 7, specifically, a front end opening 2 is formed in the front section 5, and a tail end opening 3 is formed in the tail section 7.
The connecting structure between the chain units is as follows: in the same chain unit, the front sections 5 of the two special-shaped chain plates 1 are arranged close to each other, and the tail sections 7 of the two special-shaped chain plates 1 are arranged at intervals and form a fit clearance for inserting the front sections 5.
Specifically, the structure of the pin 4 is as follows: one end of the pin shaft 4 is provided with a pin shaft cap 8 with the diameter of the cross section larger than that of the tail end opening hole 3, and the other end of the pin shaft 4 is provided with a split pin hole for a split pin 9 to pass through.
The utility model also provides a method for tightening and adjusting the steel wire rope of the blast furnace feeding trolley, which uses the device for tightening and adjusting the steel wire rope of the blast furnace feeding trolley to realize the connection between the feeding trolley and the steel wire rope; when the steel wire rope is deformed, the chain unit of the steel wire rope tightening and adjusting device of the blast furnace feeding trolley is disassembled to realize the tightening of the steel wire rope.
Two round holes (a front end opening 2 and a tail end opening 3) with the diameter of 40mm are designed and processed at the two ends of the special-shaped chain plate, so that the pin shaft 4 can be conveniently connected. The middle section 6 is of an S-shaped structure, and transition arc structures are respectively designed and processed at the bending part of the middle section 6, the front section 5 and the end part of the tail section 7, so that the phenomena of fracture and tensile crack of a local structure on the special-shaped chain plate caused by stress concentration in the use process can be avoided.
The utility model discloses a concrete implementation way in, this blast furnace material loading dolly wire rope tightens up adjusting device comprises five sections chain units by ten heterotypic link joint, and whole chain units are arranged in proper order and are "one" font and connect. One end of the steel wire rope tightening and adjusting device of the blast furnace feeding trolley is connected to the blast furnace feeding trolley 10, and the concrete connection structure is as follows: the blast furnace feeding trolley 10 is connected with a connecting plate 12 through a vertically arranged connecting shaft 11, one end of the connecting plate 12 is provided with a connecting hole matched with the connecting shaft 11, the other end of the connecting plate 12 is provided with a fork-shaped connecting arm 13, and the fork-shaped connecting arm 13 is hinged with a steel wire rope tightening and adjusting device of the blast furnace feeding trolley, so that universal connection between the steel wire rope tightening and adjusting device of the blast furnace feeding trolley and the blast furnace feeding trolley 10 can be realized through the connecting plate 12. The other end of the steel wire rope tightening and adjusting device of the blast furnace feeding trolley is connected to a steel wire rope 14, and the concrete connection structure is as follows: and the steel wire rope 14 is wound on the pin shaft 4 at the end part of the steel wire rope tightening and adjusting device of the blast furnace feeding trolley.
By the utility model discloses cooperation wire rope uses, can dismantle the chain unit according to what of wire rope tensile length like this, compare with traditional wire rope buckle hookup, the utility model discloses it is more convenient to wire rope's the operation of tightening up, adjusts more fast, and the flexibility is better.
The utility model has the advantages of simple and practical structure, reasonable design, safety, reliability, low manufacturing cost and the like. The blast furnace feeding trolley adopts the special-shaped chain plate adjusting device which is detachably arranged, and the length of a steel wire rope of the blast furnace feeding trolley can be effectively adjusted. The utility model discloses an aspect has guaranteed that this device is quick, safe, tighten up the regulation effectively at the operation in-process, and on the other hand has reduced the monomer equipment maintenance time again, has reduced workman's intensity of labour, has effectively reduced the blast furnace damping down rate, has ensured blast furnace production normal operating, has improved the operating efficiency, has realized the requirement of "singly dividing retooling" in the lean production. Compared with the original shutdown processing mode, the single-division mode switching can realize the non-shutdown processing after improvement.
Through the structure design, the utility model discloses following beneficial effect has:
(1) the design is ingenious, the structure is simple, and the manufacturing cost is low.
The utility model provides a blast furnace material loading dolly wire rope tightens up adjusting device only needs to install additional on the structure basis of original wire rope and blast furnace material loading dolly can, need not to carry out the institutional advancement to wire rope and blast furnace material loading dolly, its simple structure, convenient to use to low in manufacturing cost.
(2) The dismouting is convenient, and consuming time is few.
The utility model provides a blast furnace material loading dolly wire rope tightens up adjusting device, back on installing wire rope and blast furnace material loading dolly, when tightening up wire rope, only need to dismantle the chain unit can, during the chain unit dismouting, only need dismantle or repack two round pin axles 4 can, compare in traditional adoption wire rope buckle adjusting device, the utility model discloses an adjusting operation is still less consuming time, only needs can accomplish the adjustment operation that tightens up of blast furnace material loading dolly wire rope within 10 minutes.
(3) The adjustability is more flexible.
The utility model provides a blast furnace material loading dolly wire rope tightens up adjusting device can dismantle single group chain unit or two group chain units, than the hookup of former wire rope buckle (need dismantle 10 buckles, repack 10 buckles), and the flexibility of regulation is better.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A steel wire rope tightening and adjusting device of a blast furnace feeding trolley, which is characterized in that,
the chain mechanism comprises a plurality of chain units which are sequentially detachably connected in series;
the chain unit comprises a special-shaped chain plate (1) and a pin shaft (4), and the pin shaft is inserted in the special-shaped chain plate; and adjacent chain units share one pin shaft.
2. The tightening and adjusting device for the steel wire rope of the charging trolley of the blast furnace as claimed in claim 1,
in one chain unit, there are two special-shaped chain plates, and the two special-shaped chain plates are symmetrically arranged.
3. The tightening and adjusting device for the steel wire rope of the charging trolley of the blast furnace as claimed in claim 1,
the special-shaped chain plate is provided with a front end opening (2) and a tail end opening (3);
in two adjacent chain units, the front end opening of the chain unit at the rear side and the tail end opening of the chain unit at the front side are oppositely arranged, and the pin shaft is arranged in the two opposite openings.
4. The tightening and adjusting device for the steel wire rope of the charging trolley of the blast furnace as claimed in claim 3,
the special-shaped chain plate comprises a front section (5), a middle section (6) and a tail section (7), wherein the front section is of a flat plate type structure, the tail section is of a flat plate type structure, the middle section is of a curve structure, the front section and the tail section are respectively arranged at two ends of the middle section, and the front section and the tail section are arranged in parallel;
the front section is provided with the front end opening, and the tail section is provided with the tail end opening.
5. The tightening and adjusting device for the steel wire rope of the charging trolley of the blast furnace as claimed in claim 4,
in the same chain unit, the front sections of the two special-shaped chain plates are arranged close to each other, and the tail sections of the two special-shaped chain plates are arranged at intervals and form a fit clearance for inserting the front sections.
6. The tightening and adjusting device for the steel wire rope of the charging trolley of the blast furnace as claimed in claim 3,
a pin shaft cap (8) with the cross section diameter larger than the diameter of the tail end opening hole is arranged at one end of the pin shaft, and an open pin hole is formed at the other end of the pin shaft;
a cotter pin (9) is arranged through the cotter pin hole;
the pin shaft is sleeved with a gasket, and the gasket is arranged between the special-shaped chain plate and the split pin.
7. The tightening and adjusting device for the steel wire rope of the charging trolley of the blast furnace as claimed in claim 4,
the corner of the middle section is a fillet transition corner;
the end faces of the front section and the tail section are arc faces, the circle center of the arc face of the front section coincides with that of the front end opening, and the circle center of the arc face of the tail section coincides with that of the tail end opening.
8. The wire rope tightening and adjusting device for the charging trolley of the blast furnace as claimed in any one of claims 1 to 7,
the special-shaped chain plate is of a central symmetrical structure;
the special-shaped chain plate is a metal special-shaped chain plate and is of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922179369.4U CN211469790U (en) | 2019-12-06 | 2019-12-06 | Steel wire rope tightening and adjusting device for blast furnace feeding trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922179369.4U CN211469790U (en) | 2019-12-06 | 2019-12-06 | Steel wire rope tightening and adjusting device for blast furnace feeding trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211469790U true CN211469790U (en) | 2020-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922179369.4U Active CN211469790U (en) | 2019-12-06 | 2019-12-06 | Steel wire rope tightening and adjusting device for blast furnace feeding trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211469790U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110884843A (en) * | 2019-12-06 | 2020-03-17 | 大冶特殊钢有限公司 | Device and method for tightening and adjusting steel wire rope of blast furnace feeding trolley |
-
2019
- 2019-12-06 CN CN201922179369.4U patent/CN211469790U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110884843A (en) * | 2019-12-06 | 2020-03-17 | 大冶特殊钢有限公司 | Device and method for tightening and adjusting steel wire rope of blast furnace feeding trolley |
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