CN217024241U - Coal transportation of thermal power plant keeps off coal device - Google Patents

Abstract

The utility model discloses a coal transportation coal blocking device of a thermal power plant, which belongs to the technical field of coal transportation and comprises a bottom plate, wherein two mounting grooves are formed by recessing two side walls of the bottom plate towards the inside of the bottom plate, the number of the mounting grooves is four, reversible extension blocks are arranged in the four mounting grooves, each extension block is provided with a pair of reversible inclined blocking wheels, two ends of the bottom plate are respectively and fixedly welded with a head connecting block and a tail connecting block, a fixing pile is fixedly inserted between the head connecting block and the tail connecting block, the inner side of each mounting groove is rotatably connected with a rotating shaft, the outer wall of each rotating shaft is coaxially sleeved with a mounting ring, and one end of each extension block, which is far away from the mounting ring, is recessed to form two movable grooves. This coal transportation of thermal power plant keeps off coal device has adapted to the transport of the coal under all kinds of different conditions, to the transport of coal charge under all kinds of different conditions all can keep good fender coal effect.

Description

Coal device is kept off in coal transportation of thermal power plant

Technical Field

The utility model belongs to the technical field of coal transportation, and particularly relates to a coal transportation coal retaining device for a thermal power plant.

Background

Coal resources are consumed all the time in the operating state of the thermal power plant, and the coal of the thermal power plant is usually directly fed into the thermal power plant through a conveying belt. At present, when coal in a thermal power plant is conveyed, the coal blocking device is required to be used for supporting the two ends of the conveying belt to a certain degree, otherwise, the coal can slide off from the edge when being conveyed. However, most of the existing coal retaining devices are fixed in structure and cannot be adjusted, the types of coal on a conveying belt and the amount of coal passing through the conveying belt in unit time are changed, and the coal still slips under some conditions, so that the coal retaining devices cannot adapt to coal conveying under various conditions.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a coal retaining device for coal transportation of a thermal power plant, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a coal transportation coal blocking device of a thermal power plant comprises a bottom plate, wherein two side walls of the bottom plate are recessed towards the inside of the bottom plate to form two mounting grooves, the number of the mounting grooves is four, reversible extension blocks are arranged in the four mounting grooves, and each extension block is provided with a pair of reversible inclined blocking wheels;

the two ends of the bottom plate are respectively and fixedly welded with a head connecting block and a tail connecting block, and a fixing pile is fixedly inserted between the head connecting block and the tail connecting block.

As a preferred embodiment, the inner side of each mounting groove is rotatably connected with a rotating shaft, and the outer wall of each rotating shaft is coaxially sleeved with a mounting ring.

In a preferred embodiment, two movable grooves are formed in the end of the extension block away from the mounting ring, inner support shafts are rotatably connected to the inner sides of the two movable grooves, and a pair of oblique blocking wheels on the extension block are coaxially sleeved on the two inner support shafts respectively.

As the preferred embodiment, both sides of the bottom plate at one end of the head connecting block are recessed to form grooves, and the inner walls of the two grooves are rotatably connected with operation knobs.

As a preferred embodiment, a fixed block is fixedly welded on one side wall of the groove where the operating knob is located, and a spring and a rebound block which are connected with each other are arranged in an inner cavity of the fixed block.

As the preferred embodiment, the head connecting block and the tail connecting block are L-shaped, one end of the head connecting block, which is far away from the base plate, is provided with an upper connecting groove in a penetrating manner, one end of the tail connecting block, which is far away from the base plate, is provided with a lower connecting groove in a penetrating manner, and the fixing pile penetrates through the upper connecting groove and the lower connecting groove and fixes the head connecting block and the tail connecting block.

This coal transportation of thermal power plant keeps off coal device's technological effect and advantage:

the operation knob is rotated to drive the two rotating shafts connected with the operation knob to rotate, so that the inclination angle of the inclined blocking wheel can be adjusted according to actual requirements, thereby adapting to the conveying of coal under various different conditions, keeping good coal blocking effect on the conveying of coal under various different conditions, and reducing the probability of coal slipping;

the device can be connected in pairs through the head connecting blocks and the tail connecting blocks at the two ends of the bottom plate, and the fixing piles are polygonal prisms, so that the stability in use can be ensured between two adjacent devices.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model, are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model without limiting the utility model to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

In the drawings:

FIG. 1 is a schematic structural diagram of one side of an embodiment of the present invention;

FIG. 2 is a schematic diagram of an exemplary embodiment of an extension block;

FIG. 3 is a cross-sectional view taken along A-A of FIG. 1, illustrating a portion of the embodiment of the present invention;

FIG. 4 is an enlarged view of the embodiment of the present invention shown at B in FIG. 3;

FIG. 5 is a schematic view of another embodiment of the present invention;

FIG. 6 is an enlarged view of the embodiment of the present invention shown at C in FIG. 5;

fig. 7 is a partial cross-sectional view of a combination of two embodiments of the present invention.

In the figure: 1. a base plate; 2. mounting grooves; 3. a rotating shaft; 4. a stretching block; 5. a movable groove; 6. an inner fulcrum; 7. an oblique catch wheel; 8. a mounting ring; 9. a groove; 10. operating a knob; 11. a fixed block; 12. a spring; 13. a rebound block; 14. a head connecting block; 15. a tail connection block; 16. an upper connecting groove; 17. a lower connecting groove; 18. and (7) fixing the piles.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but rather to illustrate it for those skilled in the art by reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-7, a coal retaining device for coal transportation in a thermal power plant includes a bottom plate 1.

Two mounting grooves 2 are formed by both side walls of the bottom plate 1 and sunken towards the inside, namely, four mounting grooves 2 are arranged, a rotating shaft 3 is rotatably connected to the inner side of each mounting groove 2, reversible extension blocks 4 are arranged in the four mounting grooves 2, each extension block 4 is in a V shape and is obliquely and upwards arranged, a pair of reversible inclined baffle wheels 7 is arranged on each extension block 4, a mounting ring 8 is coaxially sleeved on the outer wall of each rotating shaft 3, one end of each extension block 4 extends into the mounting groove 2 and is fixedly welded with the mounting ring 8, two movable grooves 5 are formed by sunken positions of the extension blocks 4 far away from one end of the mounting ring 8, inner support shafts 6 are rotatably connected to the inner sides of the two movable grooves 5, a pair of inclined baffle wheels 7 on the extension blocks 4 are respectively coaxially sleeved on the two inner support shafts 6, one part of the inclined baffle wheels 7 extends out of the movable grooves 5, thereby being convenient for supporting the coal conveyor belt, the coal blocking effect is achieved;

two sides of one end of the bottom plate 1, which is positioned at the head connecting block 14, are recessed to form grooves 9, the inner walls of the two grooves 9 are rotatably connected with operation knobs 10, each operation knob 10 is coaxially connected with two rotating shafts 3 on one side of the bottom plate 1, thereby controlling the inclination angles of the rotating shaft 3 and the extension block 4 by operating the operation knob 10, fixedly welding a fixed block 11 on one side wall of the groove 9 where the operation knob 10 is positioned, positioning the opening of the inner cavity of the fixed block 11 at the bottom thereof, meanwhile, a spring 12 and a rebound block 13 which are connected with each other are arranged in the inner cavity of the fixed block 11 and are positioned right above the operation knob 10, wherein one end of the spring 12 far away from the rebound block 13 is fixedly connected with the top wall of the inner cavity of the fixed block 11, one end of the rebound block 13 far away from the spring 12 is abutted against the operation knob 10, thereby serving to define the position of the operation knob 10 and prevent the operation knob 10 from being accidentally rotated.

Fixed welding respectively has head connecting block 14 and tail connecting block 15 in the both ends of bottom plate 1, head connecting block 14 and tail connecting block 15 are L shape, and the vertical downwardly of the one end of bottom plate 1 is kept away from to head connecting block 14, the vertical up of the one end that bottom plate 1 was kept away from to tail connecting block 15, therefore head connecting block 14 and tail connecting block 15 can cooperate the handing-over, the one end that bottom plate 1 was kept away from to head connecting block 14 can be lapped on tail connecting block 15, in order to accomplish the linking between head connecting block 14 and tail connecting block 15, run through in the one end that bottom plate 1 was kept away from to head connecting block 14 and seted up last linking groove 16, tail connecting block 15 one end of keeping away from bottom plate 1 runs through and has seted up down linking groove 17, and be fixed between head connecting block 14 and the tail connecting block 15 and be equipped with spud pile 18, spud pile 18 passes last linking groove 16 and lower linking groove 17 and fixes head connecting block 14 and tail connecting block 15 as an organic whole.

When the coal conveying and coal blocking device for the thermal power plant is used, firstly two groups of the device are prepared, the bottom plates 1 of the two groups of the device are arranged on a horizontal plane, then the head connecting block 14 of the first bottom plate 1 is connected with the tail connecting block 15 of the second bottom plate 1, finally, one end, far away from the bottom plate 1, of the head connecting block 14 is contacted with one end, far away from the bottom plate 1, of the tail connecting block 15, and a fixing pile 18 penetrates through the upper connecting groove 16 and the lower connecting groove 17, so that the two bottom plates 1 can be stably connected; by using the method, N bottom plates 1 can be connected into a whole;

then make the coal charge conveyer belt erect in two bottom plate 1 tops, make the both ends of coal charge conveyer belt respectively with the laminating of the oblique fender wheel 7 at bottom plate 1 both ends, when the coal charge conveyer belt moves like this, it rolls along keeping off wheel 7 to one side (keeping off wheel 7 itself to one side and running along interior counter roll 6), and the edge that the oblique fender wheel 7 was responsible for the coal charge conveyer belt is got up in the edge support of conveyer belt for the coal charge is transported in the center department of conveyer belt always, prevents the coal charge landing.

In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the utility model may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features included in other embodiments, rather than others, combinations of features of different embodiments are also meant to be within the scope of the utility model and form different embodiments. For example, in the above embodiments, those skilled in the art can combine the technical solutions and technical problems to be solved by the present application.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims (7)

1. The utility model provides a coal transportation of thermal power plant keeps off coal device, includes bottom plate (1), its characterized in that: two mounting grooves (2) are formed in the two side walls of the bottom plate (1) in a recessed mode, the number of the mounting grooves (2) is four, reversible extension blocks (4) are arranged in the four mounting grooves (2), and a pair of reversible inclined blocking wheels (7) is arranged on each extension block (4);

the two ends of the bottom plate (1) are respectively fixedly welded with a head connecting block (14) and a tail connecting block (15), and a fixing pile (18) is fixedly inserted between the head connecting block (14) and the tail connecting block (15).

2. The coal transportation of thermal power plant keeps off coal device of claim 1, characterized in that: every mounting groove (2) inboard all rotates and is connected with pivot (3), every equal coaxial arrangement is equipped with collar (8) on pivot (3) outer wall.

3. The coal transportation coal retaining device of the thermal power plant as claimed in claim 2, characterized in that: one end of the extension block (4) far away from the mounting ring (8) is sunken to form two movable grooves (5), the inner sides of the movable grooves (5) are rotatably connected with inner support shafts (6), and a pair of oblique retaining wheels (7) on the extension block (4) are respectively and coaxially sleeved on the two inner support shafts (6).

4. The coal transportation coal retaining device of the thermal power plant as claimed in claim 1, wherein: both sides that bottom plate (1) is located first connecting block (14) place one end all cave in and are formed with recess (9), two recess (9) inner wall all rotates and is connected with operation knob (10).

5. The coal transportation coal retaining device of the thermal power plant as claimed in claim 4, wherein: recess (9) are located a lateral wall fixed welding at operating knob (10) place and have fixed block (11), be equipped with interconnect's spring (12) and resilience piece (13) in fixed block (11) inner chamber.

6. The coal transportation coal retaining device of the thermal power plant as claimed in claim 1, wherein: head connecting block (14) and tail connecting block (15) are L shape, the one end that bottom plate (1) was kept away from in head connecting block (14) runs through and has seted up linking groove (16), the one end that bottom plate (1) was kept away from in tail connecting block (15) runs through and has seted up linking groove (17) down, spud pile (18) are passed linking groove (16) and linking groove (17) down and are fixed with head connecting block (14) and tail connecting block (15).

7. The coal transportation coal retaining device of the thermal power plant as claimed in claim 1, wherein:

the fixing pile (18) is prism-shaped.

Images