CN217599901U - Support device for vibrating coal grate of tippler - Google Patents

Abstract

The utility model relates to a bearing structure technical field discloses a tipper vibration coal grate strutting arrangement, include: the outer sleeve body is hollow inside and is provided with openings at two ends; the supporting seat is arranged at the bottom of the outer sleeve body; the pin shaft is inserted into the outer sleeve body and is rotationally connected with the outer sleeve body, and two ends of the pin shaft are positioned outside the outer sleeve body; the oil injection hole is arranged on the side wall of the outer sleeve body and communicated with the interior of the outer sleeve body; and the plug body is used for opening and closing the oil filling hole. The utility model discloses tipper vibration coal grate strutting arrangement after the improvement, its round pin axle obviously reduces with the relative rotation resistance between the overcoat body, and coal grate vibration resistance reduces greatly, and the amplitude is higher, and vibrating motor moves more laborsavingly, has reduced the electricity generation cost. In addition, because the supporting seat is sealed and reformed, the displacement of the pin shaft does not occur, and water, coal, foreign matters and the like do not enter the relative motion parts any more. Through the lubrication of regularly refueling, the internal environment of overcoat is good, and life promotes greatly.

Description

Support device for vibrating coal grate of tippler

Technical Field

The utility model relates to a bearing structure technical field specifically relates to a tipper vibration coal grate strutting arrangement.

Background

The coal from the inland coal-fired power plant mainly enters a coal conveying system through a coal grate after being dumped by a tipper, and the strength of a steel structure supporting seat and a cement supporting beam of the vibrating coal grate is gradually reduced year by year due to long-term vibration of the vibrating coal grate of the tipper and the influence of a humid environment, the supporting seat and a pin shaft are seriously corroded, so that the friction resistance of relative movement between the supporting seat and the pin shaft is very large, the supporting seat is also continuously damaged by long-term vibration, and finally the supporting structure of the vibrating coal grate is frequently displaced and damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a tipper vibration coal grate strutting arrangement, its is rational in infrastructure, and environmental suitability is strong, can improve the operational reliability who vibrates the coal grate greatly.

In order to achieve the above object, the utility model provides a tipper vibration coal grate strutting arrangement which characterized in that includes:

the outer sleeve body is hollow inside and is provided with openings at two ends;

the supporting seat is arranged at the bottom of the outer sleeve body;

the pin shaft is inserted into the outer sleeve body and is rotationally connected with the outer sleeve body, and two ends of the pin shaft are positioned outside the outer sleeve body;

the oil injection hole is arranged on the side wall of the outer sleeve and is communicated with the interior of the outer sleeve;

and a plug body for opening and closing the oil filler hole.

Furthermore, a first end cover and a second end cover are respectively arranged at two ends of the pin shaft.

Furthermore, the first end cover is coaxial with and fixedly connected with one end of the pin shaft; the second end cover is detachably connected with the other end of the pin shaft.

Furthermore, the end of the pin shaft connected with the second end cover is provided with an external thread, and the inner wall of the second end cover is provided with an internal thread matched with the external thread.

Further, the end face of the end of the first end cover and the end face of the end of the second end cover, which are provided with openings, are attached to the end face of the outer sleeve.

Further, a first thread is arranged on the inner wall of the oil filling hole; the plug body comprises a rod part and a handle fixedly arranged at one end of the rod part, and a second thread matched with the first thread is arranged at the other end of the rod part.

Further, the outer sleeve and the pin shaft are made of stainless steel.

Further, the stainless steel is 316L stainless steel.

Further, the tipper vibration coal grate strutting arrangement still includes a supporting beam, a supporting beam includes:

a cylinder;

the side plate is wrapped on the circumferential side wall of the column body;

the backing plate is arranged at one end of the column body;

the upper bearing plate covers the base plate; the supporting seat is fixedly connected with the upper bearing plate;

the lower bearing plate is arranged at the other end of the column body; the upper bearing plate and the lower bearing plate are connected through a bolt.

Further, the column body is formed by pouring cement.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

FIG. 1 is a schematic structural view of an embodiment of the vibrating coal grate support device of the car dumper according to the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a schematic structural view of one embodiment of a plug body;

FIG. 4 is a schematic structural view of an embodiment of a support beam.

Description of the reference numerals

1, column body; 2, side plates; 3, backing plates; 4, loading a plate; 5, a lower bearing plate; 10 an outer casing; the outer sleeve 20 supports the seat; 30 pin shafts; 40 oil holes; 50 a plug body; 60 a first end cap; 70 a second end cap; 51 a second end cap; 52 handle.

Detailed Description

The following describes in detail embodiments of the present invention. It should be understood that the description herein is provided for illustration and explanation of the invention and is not intended to limit the invention.

In the present invention, the use of the terms of orientation such as "upper and lower" in the case where no description is made to the contrary generally means the orientation in the assembled and used state. "inner and outer" refer to the inner and outer contours of the components themselves.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances for purposes of describing the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The utility model provides a tipper vibration coal grate strutting arrangement, as shown in fig. 1-3, tipper vibration coal grate strutting arrangement includes outer cover body 10, supporting seat 20, round pin axle 30, oil filler point 40 and cock body 50. Wherein, the interior of the outer casing 10 is hollow and has openings at two ends. The support seat 20 is disposed at the bottom of the outer casing 10. The pin shaft 30 is inserted into the outer casing 10, two ends of the pin shaft are located outside the outer casing 10, and the pin shaft 30 is rotatably connected with the outer casing 10. The oil filling holes 40 are provided in the side wall of the outer casing 10 and communicate with the interior of the outer casing 10. Lubricating oil, such as lithium grease, can be injected into the outer casing 10 through the oil injection holes 40 to protect the relatively moving parts and reduce wear. The plug body 50 is used to open and close the oil hole.

In order to improve the sealing property, the two ends of the pin shaft 30 are additionally provided with end covers, so that the pin shaft 30 and the outer sleeve 10 form a closed space after being assembled, the axial movement of the pin shaft 30 can be effectively prevented, and slime water, coal briquettes and the like can be prevented from invading into a gap between the shaft and the hole.

In an alternative embodiment, the pin 30 is provided with a first end cap 60 and a second end cap 70 at two ends thereof. Further, the first end cap 60 is coaxially and fixedly connected with one end of the pin shaft 30; the second end cap 70 is detachably connected to the other end of the pin 30.

The detachable connection mode can be realized through the following structures: an external thread is arranged at one end of the pin shaft 30 connected with the second end cover 70, and an internal thread matched with the external thread is arranged on the inner wall of the second end cover 70. The detachable connection is realized through a threaded connection line.

Further, the end faces of the first end cap 60 and the second end cap 70 having the open ends are attached to the end face of the outer casing 10 or a slight gap is provided therebetween.

It should be noted that the fit is not a fixed connection, and the relative rotation between the first end cap 60 and the second end cap 70 and the outer casing 10 can still be achieved.

In an alternative embodiment, the end faces of the first end cap 60 and the second end cap 70 facing the outer casing 10 are provided with annular tracks, and the annular tracks are arranged coaxially with the outer casing 10; and sliding grooves matched with the annular tracks are formed in two end faces of the outer sleeve body 10, and rolling balls are arranged on the side walls of the sliding grooves.

After the end caps are mounted on the pins 30, the circular tracks are inserted into the chutes to achieve rotational connection.

It should be noted that the end cap and the pin 30 are relatively stationary. The pin 30, the end cap and the outer casing 10 are rotatable relative to each other.

In an alternative embodiment, the inner wall of the oil hole 40 is provided with a first thread; the plug body 50 comprises a rod part 51 and a handle 52 fixedly arranged at one end of the rod part 51, and the other end of the rod part 51 is provided with a second thread matched with the first thread. The oil filler hole 40 is opened and closed by means of a screw connection.

Further, the outer casing 10 and the pin 30 are made of stainless steel, preferably 316L stainless steel, to enhance the corrosion resistance of the outer casing 10 and the pin 30. In order to provide favorable conditions for the assembly and rotation of the pin 30 and the outer casing 10, the surface roughness of the pin 30 and the inner wall of the outer casing 10 is controlled to be less than 6.3 μm.

The utility model discloses tipper vibration coal grate strutting arrangement after the improvement, its round pin axle 30 obviously reduces with the relative rotation resistance between the overcoat body 10, and coal grate vibration resistance reduces greatly, and the amplitude is higher, and vibrating motor moves more laborsavingly, has reduced the electricity generation cost. In addition, because the supporting seat 20 adopts a sealing reconstruction measure, the displacement phenomenon of the pin shaft 30 does not occur any more, and water, coal, foreign matters and the like can not enter relative moving parts any more. Through the lubrication of regularly refueling, the environment in the outer sleeve body 10 is good, and the service life is greatly prolonged.

In addition, the support device for the vibrating coal grate of the tippler also comprises a support beam, as shown in fig. 4, the support beam comprises a cylinder 1, a side plate 2, a backing plate 3, an upper bearing plate 4 and a lower bearing plate 5. The side plates 2 are wrapped on the circumferential side wall of the column body 1. The backing plate 3 is arranged at one end of the column body 1. The upper bearing plate 4 covers the backing plate 3; the support base 20 is fixedly connected with the upper bearing plate 4. The lower bearing plate 5 is arranged at the other end of the column body 1; the upper bearing plate 4 and the lower bearing plate 5 are connected by bolts. The column body 1 is formed by pouring cement.

The base plate 3 mainly plays a role in buffering and shock absorption, reduces impact force applied to the cylinder 1 by motor vibration and prolongs the service life of the cylinder 1. In an alternative embodiment, the pad 3 is made of rubber. The side plates 2 also protect the column 1.

Based on above-mentioned setting, owing to be equipped with protection and damping device, the cement basis is no longer destroyed, simultaneously, supporting seat 20 welds each other with last loading board, and it is bigger to compare the form intensity of pre-buried steel sheet fixed support seat, and stability is higher. Regular inspection and maintenance are carried out in the later stage, and the cement supporting beam can be reliably used for more than 10 years.

The above detailed description describes the preferred embodiments of the present invention, but the present invention is not limited to the details of the above embodiments, and the technical idea of the present invention can be within the scope of the present invention, and can be right to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.

It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.

In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.

Claims (10)

1. The utility model provides a tipper vibration coal grate strutting arrangement which characterized in that includes:

an outer sleeve body (10) which is hollow and provided with openings at two ends;

the supporting seat (20) is arranged at the bottom of the outer sleeve body (10);

the pin shaft (30) is inserted into the outer sleeve (10) and is rotationally connected with the outer sleeve (10), and two ends of the pin shaft (30) are positioned outside the outer sleeve (10);

the oil filling hole (40) is arranged on the side wall of the outer sleeve body (10) and is communicated with the interior of the outer sleeve body (10);

and a plug body (50) for opening and closing the oil filler hole.

2. The vibrating coal grate support device of the tippler as recited in claim 1, wherein the pin (30) has a first end cap (60) and a second end cap (70) at each end.

3. The support device for the vibrating coal grate of the tipper according to claim 2, wherein the first end cover (60) is coaxially and fixedly connected with one end of the pin shaft (30); the second end cover (70) is detachably connected with the other end of the pin shaft (30).

4. The vibrating coal grate support device of the tippler according to claim 3, wherein the end of the pin (30) connected with the second end cover (70) is provided with an external thread, and the inner wall of the second end cover (70) is provided with an internal thread matched with the external thread.

5. The vibrating coal grate support apparatus of the tippler as recited in claim 3, wherein the end surfaces of the first end cap (60) and the second end cap (70) having open ends are adapted to engage the end surface of the outer housing (10).

6. The support device for the vibrating coal grate of the tippler according to claim 1, wherein the inner wall of the oil filling hole (40) is provided with a first thread; the plug body (50) comprises a rod part (51) and a handle (52) fixedly arranged at one end of the rod part (51), and a second thread matched with the first thread is arranged at the other end of the rod part (51).

7. The support device for the vibrating coal grate of a tippler according to claim 1, wherein the outer casing (10) and the pin (30) are made of stainless steel.

8. The vibrating coal grate support for a tippler as recited in claim 7, wherein the stainless steel is 316L stainless steel.

9. The vibrating coal grate support for a tippler of claim 1, further comprising a support beam, the support beam comprising:

a cylinder (1);

the side plate (2) is wrapped on the circumferential side wall of the cylinder (1);

the backing plate (3) is arranged at one end of the column body (1);

the upper bearing plate (4) covers the backing plate (3); the supporting seat (20) is fixedly connected with the upper bearing plate (4);

the lower bearing plate (5) is arranged at the other end of the column body (1); the upper bearing plate (4) is connected with the lower bearing plate (5) through a bolt.

10. The vibrating coal grate support for tipplers according to claim 9 wherein said columns (1) are made of cement.

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