CN219653053U - Online ramming device - Google Patents

Abstract

The utility model discloses an online tamping device which comprises a pneumatic pick main body, a sleeve, a tamping body and a traction rope, wherein the pneumatic pick main body is provided with an operation drill rod and drives the operation drill rod to reciprocate in a certain driving stroke, the tamping body positioned at the bottom of the sleeve can finish tamping operation on an operation area under the repeated impact of the operation drill rod, tamping operation can be finished after tamping castable is repaired, tapping can be carried out after the castable is thoroughly baked by gas fire after tamping is finished, repairing operation is finished, after repairing is finished, a gutter cover plate is lifted to an original position by using a crown block, and in the impact process of the operation drill rod, the traction rope limits the sleeve to be separated, so that the sleeve is always sleeved on the operation drill rod, the reliability of operation is maintained, the repairing service life of an iron gutter is prolonged, scalding and heatstroke of personnel in the vicinity of the iron gutter are avoided, the operation time is shortened, the labor intensity of the operators is reduced, and the normal production order of a blast furnace is ensured.

Description

Online ramming device

Technical Field

The utility model relates to the technical field of blast furnace metallurgical equipment, in particular to an online ramming device.

Background

The information provided in this section is for the purpose of generally presenting the context of the disclosure. Work of the presently named inventors, to the extent it is described in this section, as well as aspects of the description that may not otherwise qualify as prior art at the time of filing, are neither expressly nor impliedly admitted as prior art against the present disclosure.

With the development of the modern blast furnace tapping technology, the blast furnace tapping system is continuously optimized and perfected, the pressure in the blast furnace is continuously increased, the tapping amount of a tapping field is increased, the tapping amount of slag is increased, a head stock limited company has three blast furnaces, a two blast furnaces respectively have three tapping fields, the three blast furnaces have four tapping fields, the tapping channels and the slag channels are all cast by using casting materials, refractory bricks are built in a steel structure, then a die is fixed for casting treatment, when the channel bottoms of the tapping channels and the slag channels are corroded to a permanent layer (accounting for about half of the first casting thickness), and the tapping amount of the tapping fields is generally 17 ten thousand tons, periodic repair is carried out, each casting stopping period is about 60 days, namely, the use of the tapping field is stopped after the slag channel is corroded to a permanent layer, residual iron is discharged, the tapping channels and the slag channels are beaten into surfaces by using tools such as a hook machine, an air pick and the like, the residual iron and the residual materials are cleaned, and the die is placed again after the die is cast. The main iron runner, the iron runner and the slag runner are large in iron slag amount which is required to be treated every day, the main iron runner which is severely corroded in part is usually required to be repaired for 2-3 times in a period of 60 days, the iron runner and the slag runner are required to be repaired for 4-6 times to prevent from being corroded to a permanent layer, molten iron is required to be released firstly for repairing the main iron runner (the iron runner and the slag runner can be repaired directly after being cleaned), usually 5 persons adopt tools such as a pneumatic pick to clean residual iron slag and then fill the casting material, and because a special ramming device is not provided, and the width of the iron runner and the slag runner is narrow, the casting material cannot be compacted by adopting simple methods such as stepping, the repairing effect of the main iron runner, the iron runner and the slag runner cannot be guaranteed, the operation environment is bad, and scalding and heatstroke accidents are extremely easy to occur.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides an online ramming device to solve the problems of the prior art that the repairing operation is dangerous, the repairing efficiency is low and the service period is short after repairing.

The above object of the present utility model is mainly achieved by the following technical solutions:

an on-line ramming apparatus, comprising:

the pneumatic pick comprises a pneumatic pick main body, wherein an operation drill rod is movably connected to the pneumatic pick main body and used for driving the operation drill rod to reciprocate, one end of the operation drill rod, which is far away from the pneumatic pick main body, is provided with a flat end face, and a first connecting part is arranged on the pneumatic pick main body;

the sleeve is sleeved on the operation drill rod and is provided with a second connecting part;

the rammer body is fixedly arranged at one end of the sleeve, so that the rammer body is impacted in the reciprocating motion process of the working drill rod;

the traction rope is connected between the first connecting part and the second connecting part so as to limit the displacement stroke of the sleeve.

Further, the air pick main body is detachably connected with the operation drill rod.

Further, a gap is arranged between the inner wall of the sleeve and the outer wall of the operation drill rod.

Further, at least two first connecting parts are arranged at intervals.

Further, at least two second connecting parts are arranged at intervals.

Further, the haulage rope adopts wire rope.

Further, when the end of the working drill rod is in contact with the rammer body, the haulage rope has a surplus connection amount of 40-60 mm.

Further, a cushion block is arranged on the rammer body, so that the operation drill rod is impacted on the cushion block.

Further, the cushion block extends into the sleeve and is fixedly connected with the rammer body.

Further, the rammer body is welded with the sleeve and the cushion block respectively.

Compared with the prior art, the utility model has the advantages that:

the utility model is characterized in that an operation drill rod is movably connected to a pneumatic pick main body, the pneumatic pick main body works to drive the operation drill rod to reciprocate, one end of the operation drill rod far away from the pneumatic pick main body is provided with a flat end surface, a first connecting part is arranged on the pneumatic pick main body, a sleeve is sleeved on the operation drill rod, one end of the sleeve far away from the pneumatic pick main body extends to the sleeve, a second connecting part is arranged on the sleeve, a rammer body is fixedly arranged at one end of the sleeve, so that the rammer body is impacted in the reciprocating motion process of the operation drill rod, a traction rope is arranged between the first connecting part and the second connecting part to limit the displacement stroke of the sleeve, the pneumatic pick main body is provided with the operation drill rod in the actual operation process, the operation drill rod reciprocates in a certain driving stroke through the operation of the pneumatic pick main body, the rammer body positioned at the bottom of the sleeve can finish ramming operation on an operation area under the repeated impact of an operation drill rod, ramming operation can be finished after ramming casting materials are repaired, casting materials can be thoroughly baked by using gas fire after ramming is finished, then, repairing operation is finished, a trench cover plate is lifted to the original position by using a crown block after repairing is finished, in the impact process of the operation drill rod, a traction rope limits the separation of the sleeve, the sleeve is always sleeved on the operation drill rod, the reliability of operation is maintained, the repairing service life of an iron trench is prolonged, scalding and heatstroke of personnel in the vicinity of the iron trench are avoided, the operation time is shortened, the labor intensity of the operators is reduced, and the normal production order of a blast furnace is ensured.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an online ramming device according to an embodiment of the present utility model;

in the figure: 1. a pneumatic pick main body; 11. an operation drill rod; 12. a first connection portion; 2. a sleeve; 21. a second connecting portion; 3. a rammer body; 4. a traction rope; 5. and (5) cushion blocks.

Detailed Description

The utility model is further described with reference to the drawings and specific examples. It should be noted that the description of these examples is for aiding in understanding the present utility model, but is not intended to limit the present utility model. Specific structural and functional details disclosed herein are merely representative of example embodiments of the utility model. This utility model may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.

As shown in fig. 1, an on-line ramming device comprises a pneumatic pick main body 1, a sleeve 2, a ramming body 3 and a traction rope 4, wherein:

the pneumatic pick is characterized in that an operation drill rod 11 is movably connected to the pneumatic pick main body 1 and used for driving the operation drill rod 11 to reciprocate, one end of the operation drill rod 11, which is far away from the pneumatic pick main body 1, is provided with a flat end face, the pneumatic pick main body 1 is provided with a first connecting part 12, the pneumatic pick main body 1 is a handheld pneumatic tool, a piston is pushed to reciprocate by compressed air, and then the assembled operation drill rod 11 is driven to reciprocate, wherein the flat section arranged at one end of the operation drill rod 11 is provided with the first connecting part 12 which can be fixed on the outer wall of the pneumatic pick main body 1 through welding.

The sleeve 2 is sleeved on the working drill rod 11, a second connecting part 21 is arranged on the sleeve 2, and the second connecting part 21 can be fixed on the outer wall of the sleeve 2 through welding.

The rammer body 3 is fixedly arranged at one end of the sleeve 2, so that the rammer body 3 is impacted in the reciprocating motion process of the working drill rod 11, and when the rammer body 3 is kept at a to-be-rammed area, the working drill rod 11 moves in a reciprocating mode and impacts the rammer body 3 under the action of the air pick main body 1, so that ramming operation is formed.

The traction rope 4 is connected between the first connecting portion 12 and the second connecting portion 21, so as to limit the displacement travel of the sleeve 2, further prevent the sleeve 2 from falling off the working drill 11 when the air pick main body 1 is moved, and maintain reliability when the working area is moved.

The working principle of the embodiment is as follows: through the swing joint has operation borer 11 on pneumatic pick main part 1 to drive operation borer 11 reciprocating motion through pneumatic pick main part 1 work, the one end that pneumatic pick main part 1 was kept away from to operation borer 11 has the plain end face, is equipped with first connecting portion 12 on the pneumatic pick main part 1, and sleeve 2 cover is established on operation borer 11, and sleeve 2 is kept away from the one end of pneumatic pick main part 1 and is extended to sleeve 2, is equipped with second connecting portion 21 on sleeve 2, and the fixed one end of sleeve 2 that is established to rammer 3, so that operation borer 11 reciprocating motion's in order to make operation borer 11 be equipped with between first connecting portion 12 and second connecting portion 21, in order to restrict the displacement stroke of sleeve 2, at actual operation process, with the pneumatic pick main part 1 upper mounting operation borer 11, through the operation of pneumatic pick main part 1, so that operation 11 reciprocating motion in certain driving stroke, the ramming operation to the operation in the operation area can be accomplished to the sleeve 2 bottom, can be accomplished after ramming pouring material is restoreed, ramming operation can be accomplished to the pouring material, and the ramming operation can be accomplished after the pouring operation is accomplished with the baking operation, can be carried out with the wire 4 in order of life-stop-off, and the operating time is reduced, and the life of life is guaranteed to the repair is long time is guaranteed in order, and the life is reduced in order of life is guaranteed to the life of the lining is used to be removed in place, and the lining operation is carried out in place, and is kept around the operation of the pneumatic pick main part 1, and is in order, and is guaranteed.

Further, on the basis of the foregoing embodiment, the air pick main body 1 is detachably connected with the working drill rod 11, so that in different working conditions, the working drill rod 11 which is movably connected is replaced by a tip drill rod for drilling, and when the tamping operation needs to be switched, the working drill rod 11 is replaced by disassembly and assembly for tamping, thereby improving applicability.

Further, on the basis of the above embodiment, a gap is provided between the inner wall of the sleeve 2 and the outer wall of the working rod 11, and when the working rod 11 reciprocates, the gap is set to avoid mutual friction between the sleeve 2 and the working rod 11, so as to keep the impact effect of the working rod 11 on the rammer body 3 stable.

Further, on the basis of the above embodiment, at least two first connecting portions 12 are provided and are arranged at intervals, and the arrangement of at least two first connecting portions 12 improves the connection stability of the traction rope 4 and avoids the sleeve 2 from shifting or rotating.

Further, on the basis of the above embodiment, at least two second connecting portions 21 are provided and arranged at intervals, and the arrangement of at least two second connecting portions 21 improves the stability of the connection of the traction rope 4, so as to avoid the deviation or rotation of the sleeve 2.

Furthermore, on the basis of the above embodiment, the traction rope 4 is a steel wire rope, so that the connection effect is more stable while the flexible connection is maintained, and the service life is prolonged.

Further, on the basis of the above embodiment, when the end of the working drill rod 11 contacts with the tamper body 3, the traction rope 4 has a surplus connection amount of 40-60mm, and the working drill rod 11 avoids impacting the traction rope 4 in the process of impacting the tamper body 3, thereby affecting the service life of the traction rope 4.

Further, on the basis of the above embodiment, the tamper 3 is provided with the spacer 5, so that the operation drill rod 11 is impacted on the spacer 5, and through the partition of the spacer 5, the operation drill rod 11 is prevented from directly impacting the tamper 3, the structural stability of the tamper 3 and the consistency of the operation surface of the tamper 3 are maintained, and the tamper 3 is prevented from deforming in the repeated use process.

Further, on the basis of the above embodiment, the cushion block 5 extends into the sleeve 2 and is fixedly connected with the tamper 3, so as to avoid falling off and improve stability.

Further, on the basis of the above embodiment, the rammer body 3 is welded with the sleeve 2 and the cushion block 5 respectively.

It should be appreciated that the terms first, second, etc. are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. Although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another element. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of example embodiments of the present utility model.

It should be understood that the term "and/or" is merely an association relationship describing the associated object, and means that three relationships may exist, for example, a and/or B may mean: the terms "/and" herein describe another associative object relationship, indicating that there may be two relationships, e.g., a/and B, may indicate that: the character "/" herein generally indicates that the associated object is an "or" relationship.

It should be understood that in the description of the present utility model, the terms "upper", "vertical", "inner", "outer", etc. indicate an orientation or a positional relationship in which the disclosed product is conventionally put in use, or an orientation or a positional relationship that is conventionally understood by those skilled in the art, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments of the utility model. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates to the contrary. It will be further understood that the terms "comprises," "comprising," "includes," "including" and/or "including," when used herein, specify the presence of stated features, integers, steps, operations, elements, and/or components, and do not preclude the presence or addition of one or more other features, numbers, steps, operations, elements, components, and/or groups thereof.

In the following description, specific details are provided to provide a thorough understanding of example embodiments. However, it will be understood by those of ordinary skill in the art that the example embodiments may be practiced without these specific details. In other embodiments, well-known processes, structures, and techniques may not be shown in unnecessary detail in order to avoid obscuring the example embodiments.

The foregoing is only a specific embodiment of the utility model to enable those skilled in the art to understand or practice the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

It should be noted that the information disclosed in the above background section is only for enhancing understanding of the background of the present disclosure and thus may include information that does not constitute prior art known to those of ordinary skill in the art.

Claims (10)

1. An on-line ramming device, characterized in that it comprises:

the pneumatic pick comprises a pneumatic pick main body, wherein an operation drill rod is movably connected to the pneumatic pick main body and used for driving the operation drill rod to reciprocate, one end of the operation drill rod, which is far away from the pneumatic pick main body, is provided with a flat end face, and a first connecting part is arranged on the pneumatic pick main body;

the sleeve is sleeved on the operation drill rod and is provided with a second connecting part;

the rammer body is fixedly arranged at one end of the sleeve, so that the rammer body is impacted in the reciprocating motion process of the working drill rod;

the traction rope is connected between the first connecting part and the second connecting part so as to limit the displacement stroke of the sleeve.

2. The on-line ramming apparatus of claim 1, wherein: the air pick main body is detachably connected with the operation drill rod.

3. The on-line ramming apparatus of claim 1, wherein: a gap is arranged between the inner wall of the sleeve and the outer wall of the operation drill rod.

4. The on-line ramming apparatus of claim 1, wherein: the first connecting parts are at least two and are arranged at intervals.

5. The on-line ramming apparatus of claim 1, wherein: the second connecting parts are at least two and are arranged at intervals.

6. The on-line ramming apparatus of claim 1, wherein: the hauling rope adopts a steel wire rope.

7. The on-line ramming apparatus of claim 1, wherein: when the end part of the working drill rod is contacted with the rammer body, the traction rope has a surplus connection quantity of 40-60 mm.

8. The on-line ramming apparatus of claim 1, wherein: and the rammer body is provided with a cushion block so that the operation drill rod is impacted on the cushion block.

9. The on-line ramming apparatus of claim 8, wherein: the cushion block extends into the sleeve and is fixedly connected with the rammer body.

10. The on-line ramming apparatus of claim 9, wherein: and the rammer body, the sleeve and the cushion block are welded respectively.