CN213502270U

CN213502270U - Electric traction locomotive for blast furnace tapping

Info

Publication number: CN213502270U
Application number: CN202022798318.2U
Authority: CN
Inventors: 李建宇; 鲁春平; 夏时谦; 刘如球; 沈伟华; 甘二龙; 马城
Original assignee: MCC (XIANGTAN) HEAVY INDUSTRIAL EQUIPMENT CO LTD
Current assignee: MCC (XIANGTAN) HEAVY INDUSTRIAL EQUIPMENT CO LTD
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-06-22
Anticipated expiration: 2030-11-27

Abstract

The utility model provides a blast furnace is for power traction locomotive that taps a blast furnace, including the lower part automobile body, upper portion automobile body and two sets of supporting component, the lower part automobile body includes that two bear and carry the line frame, bear the operation frame including two sets of wheel pairs and install the bogie at two sets of wheel pairs, every bears and carries the line frame and connect the upper portion automobile body through a set of supporting component, supporting component includes that the center bears and four side bearings, four side bearings are located the both sides that the center bore respectively, the center bore include hemispherical hemisphere and with the hemispherical hemisphere hole of hemisphere adaptation, the hemisphere is the hemispherical arch at a protrusion bogie top, the hemispherical hole is a hemispherical recess of locating upper portion automobile body bottom, the hemisphere is located the hemisphere hole. The utility model discloses the setting up of center bearing hemisphere and hemisphere hole makes upper portion automobile body and lower part automobile body can rotate relatively, and side bearing balanced load, spring cushioning effect make the locomotive move more steadily and stable, are applicable to the scene that the locomotive is used for pulling the high temperature molten iron.

Description

Electric traction locomotive for blast furnace tapping

Technical Field

The utility model relates to the field of steel, in particular to an electric traction locomotive for blast furnace tapping.

Background

In the steel smelting industry, many steel plants firstly make iron and then make steel by using the obtained high-temperature molten iron as a raw material, and a common iron making system and a steel making system are separated by a certain distance and need to transport the molten iron. The blast furnace tapping is a continuous process with long time, after the tapping of one molten iron tank is finished, the locomotive is required to move the molten iron tank once, and then the locomotive waits for ten to fifteen minutes to pull or push the next molten iron tank, and the process requires the locomotive to start for waiting so as to quickly respond to an emergency. Therefore, if the internal combustion engine is used, a large amount of energy is consumed during the startup waiting process. And a shunting winch traction system is adopted in part of steel plants. The traction system consists of a fixed winching device, a steel cable, a shunting winch, a carrier roller, a guide wheel and the like, but most winch systems have poor equipment reliability and bearing performance.

SUMMERY OF THE UTILITY MODEL

The above-mentioned problem to prior art exists, the utility model provides a blast furnace is power traction locomotive for tapping, the lower part automobile body includes that two bear the transport frame, make the bearing capacity and the stability of automobile body stronger, two bear the transport frame and the upper portion automobile body passes through supporting component to be connected, supporting component includes that a center bears and four side bearings, the setting up of center bearing hemisphere and hemisphere hole makes upper portion automobile body and lower part automobile body can rotate relatively, balanced load on the one hand of four side bearings of both sides simultaneously, the design of on the other hand spring plays the cushioning effect, make the locomotive move more steady and stable, be applicable to the scene that the locomotive is used for pulling high temperature molten iron.

In order to realize the purpose, the utility model discloses the technical scheme who adopts is:

the utility model provides a blast furnace is power traction locomotive for tapping, including the lower part automobile body, upper portion automobile body and two sets of supporting component, the lower part automobile body includes that two bear the transport frame, bear the transport frame including two sets of wheel pairs and install the bogie on two sets of wheel pairs, every bears the transport frame and connects the upper portion automobile body through a set of supporting component, supporting component includes that the center bears and four side bearings, four side bearings are located the both sides that the center bore respectively, the center bore include hemispherical hemisphere and with the hemispherical hemisphere hole of hemisphere adaptation, the hemisphere is the hemispherical arch at a protrusion bogie top, the hemisphere hole is a hemispherical recess of locating upper portion automobile body bottom, the hemisphere is located the hemisphere hole.

As a further improvement of the above technical solution:

preferably, the upper vehicle body comprises a front counterweight chamber, an electric control chamber and a rear counterweight chamber which are sequentially connected.

The locomotive further comprises a driving mechanism, the driving mechanism comprises a driving motor, a gearbox, a brake and a clutch, and the gearbox is located at the bottom of the bogie.

Preferably, the locomotive further comprises two sets of couplers, and the two sets of couplers are respectively located at two ends of the lower vehicle body in the running direction.

Preferably, the two groups of couplers are respectively arranged on the two carrying racks.

Preferably, the side bearing comprises a side bearing spring, and two ends of the side bearing spring are respectively connected with the bottom of the upper vehicle body and the top of the bogie.

The utility model has the advantages that: the lower part automobile body includes that two bear the year frame of carrying, make the bearing capacity and the stability of automobile body stronger, two bear the year frame and pass through supporting component with the upper portion automobile body and connect, supporting component includes that a center bears and four side bearings, the center bears the setting up of hemisphere and hemisphere hole and makes upper portion automobile body and lower part automobile body can rotate relatively, balanced load on the one hand of four side bearings of both sides simultaneously, the design of on the other hand spring plays the cushioning effect, make the locomotive move more steadily and stable, be applicable to the scene that the locomotive is used for drawing high temperature molten iron.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic view of another perspective structure according to an embodiment of the present invention.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

An electric traction vehicle for blast furnace tapping, as shown in fig. 1 and 2, comprises a lower vehicle body 1, an upper vehicle body 2, a support assembly, a driving mechanism, a coupler 5 and a measuring wheel device 6.

The lower vehicle body 1 comprises two carrying running frames, the carrying running frames comprise two sets of wheel pairs 11 and a bogie 12 arranged on the two sets of wheel pairs 11, and the installation mode of the bogie 12 on the wheel pairs 11 is the same as that of the vehicle body arranged on a chassis in the prior art, and the detailed description is omitted. The wheel-set 11 comprises two wheels and an axle connecting the two wheels, i.e. four wheels per carrier. Preferably, the driving wheel is one of the wheel pairs 11 carrying the carrier, and the other wheel pair 11 carrying the carrier is a driven driving wheel.

The bogie 12 includes a frame body 121, sets of load beams 123 and sets of wheel set buffer springs 122. The number of the load-bearing beams 123 is the same as the number of the wheels, that is, each load-bearing carrier has four load-bearing beams 123, and the four load-bearing beams 123 are respectively located on the four wheels. The load-bearing beam 123 is connected with the frame body 121 through the plurality of wheel pair buffer spring sets 122, specifically, each load-bearing beam 123 is connected with the frame body 121 through the four wheel pair buffer spring sets 122, the four wheel pair buffer spring sets 122 are located in the same plane, when the locomotive runs in a straight line, the plane where the four wheel pair buffer spring sets 122 are located is parallel to or coincident with the plane where the wheels are located, and two buffer spring sets 122 are respectively arranged on one side of the wheel shaft.

The wheel set buffer spring assembly 122 includes a bolt, a first spring, a second spring, an upper nut, and a lower nut. One end of the bolt upwards penetrates through the connecting plate of the frame body 121 and then is connected with the upper nut, and the other end of the bolt downwards penetrates through the bearing beam 123 and then is connected with the lower nut. The bolts of the four wheel pair damping spring assemblies 122 are arranged in parallel and spaced apart. The first spring and the second spring are sleeved outside the bolt 122, the first spring is located between the upper nut and the bearing beam 123, and specifically, the first spring is located between the connecting plate of the frame body 121 and the bearing beam 123. The second spring is located between the lower nut and the load beam 123. The diameter of the spring wire of the first spring is larger than that of the spring wire of the second spring.

The load beam 123 includes a planar top plate, a planar first bottom plate, and two curved second bottom plates. One second bottom plate, the first bottom plate and the other second bottom plate are sequentially connected to form a bottom plate of the bearing beam 123, the top plate is located above the bottom plate, and the top plate is connected with the bottom plate through a flat plate. Two second bottom plates are arranged symmetrically relative to the first bottom plate, and the second bottom plate is concave towards the direction of roof, and is concrete, and the one end of second bottom plate is connected first bottom plate, and the other end upwards hangs to the direction slope of keeping away from first bottom plate and stretches and connect the flat board.

The lower ends of the bolts of the wheel set buffer spring set 122 sequentially penetrate through the top plate and the second bottom plate, so that the wheel set buffer spring set 122 does not affect wheels, and meanwhile, the interference of the wheel set buffer spring set 122 is avoided due to the curved surface design of the second bottom plate. The wheel set buffer spring set 122 and the bearing beam 123 are designed to realize the buffer and shock absorption effects while ensuring the supporting effect of the bearing beam 123, so that the lower vehicle body 1 is more stable.

The upper vehicle body 2 includes a front weight chamber 21, an electric control chamber 22, and a rear weight chamber 23 connected in this order. The electric control room 22 includes different functional room areas such as a main control cabinet, a driving cabinet, a winding mechanism cabinet and a hydraulic station cabinet.

The supporting components are provided with two groups and are used for connecting the upper vehicle body 2 and two carrying carriers, and each carrying carrier is connected with the upper vehicle body 2 through a group of supporting components.

The support assembly comprises a center bearing 31 and four side bearings 32, wherein the four side bearings 32 are respectively positioned at two sides of the center bearing 31, and further, the four side bearings 32 are positioned at four vertexes of a rectangle, and the center bearing 31 is positioned at the center of the rectangle. The center bearing 31 includes a hemispherical hemisphere and a hemispherical hole fitted to the hemisphere. The hemisphere is located at the top of the frame body 121, and the hemisphere hole is opened at the bottom of the upper vehicle body 2, in other words, the hemisphere is a hemispherical protrusion protruding out of the top of the frame body 121, and the hemisphere hole is a hemispherical groove. During installation, the hemispheroids are positioned in the hemispherical holes, so that the upper vehicle body 2 can rotate relative to the lower vehicle body 1, the small change of the running direction is adapted, and the upper vehicle body 2 is more stable during running.

The side bearing 32 comprises a side bearing spring having both ends connected to the bottom of the upper vehicle body 2 and the top of the bogie 12, respectively.

Based on the structure, the locomotive is a four-shaft driving locomotive.

The driving mechanism comprises a driving motor, a gearbox 41, a brake and a clutch, and the components of the driving mechanism can adopt the structure in the prior art. The gearbox 41 is located at the bottom of the bogie 12. The driving mechanism or gearbox 41 can be provided with a plurality of sets according to the requirement, and the sets are respectively connected with different wheel pairs 11.

The car couplers 5 are arranged in two groups and are respectively positioned at two ends of the running direction of the lower car body 1, and specifically, the two groups of car couplers 5 are respectively arranged on two carrying carriers.

The measuring wheel device 6 is mounted at the bottom end of a carrying frame, specifically, the frame body 121. Preferably, the measuring wheel device 6 is mounted at the bottom end of the carrying frame where the active driving wheel is located. The carrier with the driving wheels thereon operates more stably than the other carrier, and the wheel set 11 of the other carrier may slip, i.e. the driven wheels may slip. Therefore, the measuring wheel device 6 is arranged at the bottom end of the bearing running frame where the driving wheel is arranged, so that the measuring wheel device 6 is more stable, and the speed measurement is more effectively and accurately carried out.

In order to facilitate the forward and backward movement of the locomotive, the driving wheel and the driven driving wheel are required to be replaced sometimes, namely the wheel pair 11 directly connected with the driving motor is switched, in order to adapt to the situation, the measuring wheel device 6 is kept to be arranged at the bottom end of the bearing running frame where the driving wheel is located, a plurality of measuring wheel devices 6 can be arranged and respectively arranged at the bottom end of each bearing running frame, and the measuring wheel device 6 arranged at the bottom end of the bearing running frame where the driving wheel is located is started.

The measuring wheel device 6 comprises a connecting plate, a hinged plate, a mounting shaft, a supporting shaft, a limiting plate, a pressing spring, a wheel body and a position measuring encoder. The upper end of connecting plate link body 121, the lower extreme and the articulated slab of connecting plate hinge, specifically, the connecting plate realizes hinge through the articulated shaft with the articulated slab.

The articulated slab middle part is equipped with the limiting plate, and limiting plate one end fixed connection articulated slab's middle part, other end overhang, limiting plate and articulated slab out of plumb, one side of limiting plate and the contained angle of articulated slab be the obtuse angle promptly, the contained angle of opposite side and articulated slab, acute angle and obtuse angle sum are 180. The limiting plate is provided with a through hole.

One end of the supporting shaft and the bottom of the connecting plate are fixedly connected, the other end of the supporting shaft penetrates through the through hole in the limiting plate and then is connected with a limiting block, the outer diameter of the limiting block is larger than the outer diameter of the supporting shaft, and the supporting shaft is prevented from slipping out of the through hole. Specifically, one end of the supporting shaft connected with the connecting plate is located on one side of the obtuse angle, and the other end of the supporting shaft is located on one side of the acute angle.

The pressing spring is sleeved outside the supporting shaft and located between the connecting plate and the limiting plate, and one end of the pressing spring is fixedly connected with the bottom of the connecting plate, and the other end of the pressing spring is fixedly connected with the limiting plate.

The one end and the connecting plate of articulated slab are articulated, the installation axle is connected to the other end, installs the wheel body and position finding encoder respectively at the both ends of installation axle, and the wheel body is rotationally installed on the installation axle, and position finding encoder and wheel body are connected and can be detected the rotational speed of wheel body.

Based on the structure, when the motorcycle is used, the wheel body is contacted with the running guide rail of the motorcycle, and the wheel body can be tightly contacted with the running guide rail due to the elastic force of the pressing spring, so that the wheel body rotates along the guide rail along with the motorcycle.

Finally, it must be said here that: the above embodiments are only used for further detailed description of the technical solutions of the present invention, and should not be understood as limiting the scope of the present invention, and the modifications and adjustments made by those skilled in the art according to the above-mentioned contents of the present invention are all included in the scope of the present invention.

Claims

1. The utility model provides a blast furnace is for power traction locomotive that taps a blast furnace which characterized in that: including lower part automobile body (1), upper portion automobile body (2) and two sets of supporting component, lower part automobile body (1) carries the frame including two, it includes two sets of wheel pairs (11) and installs bogie (12) on two sets of wheel pairs (11) to bear the operation frame, every bears the operation frame and connects upper portion automobile body (2) through a set of supporting component, supporting component includes center bearing (31) and four side bearings (32), four side bearings (32) are located the both sides that center bore (31) respectively, center bearing (31) include hemispherical hemisphere and with the hemispherical hemisphere hole of hemisphere adaptation, the hemisphere is the hemispherical arch at a protrusion bogie (12) top, the hemisphere hole is a hemispherical recess of locating upper portion automobile body (2) bottom, the hemisphere is located the hemisphere hole.

2. The locomotive according to claim 1, wherein: the upper vehicle body (2) comprises a front counterweight chamber (21), an electric control chamber (22) and a rear counterweight chamber (23) which are sequentially connected.

3. The locomotive according to claim 1, wherein: the locomotive further comprises a driving mechanism, the driving mechanism comprises a driving motor, a gearbox (41), a brake and a clutch, and the gearbox (41) is located at the bottom of the bogie (12).

4. The locomotive according to claim 1, wherein: the locomotive further comprises two groups of car couplers (5), wherein the two groups of car couplers (5) are respectively positioned at two ends of the running direction of the lower car body (1).

5. The locomotive according to claim 4, wherein: two groups of car couplers (5) are respectively arranged on the two carrying carriers.

6. The locomotive according to claim 1, wherein: the side bearing (32) comprises a side bearing spring, and two ends of the side bearing spring are respectively connected with the bottom of the upper vehicle body (2) and the top of the bogie (12).