CN210638012U

CN210638012U - Boiler plant and interception grille arrangement

Info

Publication number: CN210638012U
Application number: CN201921433090.8U
Authority: CN
Inventors: 于飞
Original assignee: Clyde Bergman Energy And Environmental Protection Technology Beijing Co Ltd
Current assignee: Clyde Bergman Energy And Environmental Protection Technology Beijing Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-05-29
Anticipated expiration: 2029-08-30

Abstract

The application discloses boiler equipment and interception grid device for the sediment at the bottom of the interception boiler, this interception grid device includes: frame 1 and grid 2, wherein: the frame 1 is provided with a guide cylinder 3 for inserting the grille 2; and the grill 2 is detachably connected to the frame 1 by inserting the guide cylinder 3.

Description

Boiler plant and interception grille arrangement

Technical Field

The utility model relates to a thermal power factory technical field especially relates to a boiler equipment and interception grid device.

Background

Big sediment intercepting device in bottom that thermal power factory coal fired boiler configured. Generally, the large slag intercepting grids are of a grid type structure fixed by welding and integrated with an external support frame, so that the intercepting devices are worn or damaged after being used for a certain period. At this time, if the interception grating is replaced, the interception grating must be replaced together with the external frame, and the construction workload is large and the cost is high.

Aiming at the technical problems that the intercepting grids must be replaced together with an external frame when being replaced in the prior art, the workload is large, and the cost is high, an effective solution is not provided at present.

SUMMERY OF THE UTILITY MODEL

The utility model provides a boiler equipment and interception grid device to at least, solve the existence among the prior art and change the interception grid together with outer frame when changing, work load is great, the higher technical problem of cost.

According to an aspect of the present application, there is provided an interception grid device for intercepting bottom slag of a boiler, comprising: a frame and a grid, wherein: the frame is provided with a guide cylinder for inserting the grating; and the grille is detachably connected with the frame by inserting the guide cylinder.

Optionally, the grid comprises circular steel columns.

Optionally, the two ends of the circular steel column are sleeved with steel pipes.

Optionally, one end of the grid is provided with a square head.

Optionally, a flange is provided on the steel tube adjacent the square head, the flange and guide cylinder being provided with a locking mechanism for locking the grating in the event that the grating is inserted into the guide cylinder.

According to another aspect of the present application, a boiler plant is provided, the bottom part being provided with an intercepting grid arrangement for intercepting bottom slag of the boiler. The intercepting grill device includes a frame and a grill, wherein: the frame is provided with a guide cylinder for inserting the grating; and the grille is detachably connected with the frame by inserting the guide cylinder.

Optionally, the grid comprises circular steel columns.

Optionally, the two ends of the circular steel column are provided with steel pipes with a larger diameter than the circular steel column, and the steel pipes at the outer ends of the grids relative to the frame are provided with square heads capable of rotating the grids.

Optionally, the flange on the steel tube and the guide cylinder are provided with a locking mechanism for locking the grating in the event that the grating is inserted into the guide cylinder.

Optionally, one end of the grid is provided with a square head.

The utility model discloses a boiler plant and interception grid device. The grill is detachably mounted to the intercepting grill device by the guide cylinder devices by installing a plurality of guide cylinder devices on a frame of the intercepting grill device. Therefore, when the grille is replaced, the grille can be detached from the guide cylinder of the frame without replacing the grille together with the outer frame of the grille. And then solved the interception grid that exists among the prior art and changed together with outer frame when changing, work load is great, technical problem with higher costs.

The above and other objects, advantages and features of the present application will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

Some specific embodiments of the present application will be described in detail hereinafter by way of illustration and not limitation with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

fig. 1 is a side view of an intercepting grid device according to an embodiment of the present application;

FIG. 2 is a front view of the intercept grid arrangement of FIG. 1; and

fig. 3 is a schematic view of a grid insertion guide cylinder in the intercepting apparatus of fig. 1.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

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 terms so used are interchangeable under appropriate circumstances for describing 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.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Fig. 1 is a side view of a barrier grate device in a boiler plant according to the present embodiment, and fig. 2 is a front view of a barrier grate device in a boiler plant according to the present embodiment.

Referring to fig. 1, there is provided an intercepting grid device for intercepting bottom slag of a boiler, including: a frame 1 and a grid 2. Wherein: the frame 1 is provided with a guide cylinder 2 for inserting the grille 2; and the grill 2 is detachably connected to the frame 1 by inserting the guide cylinder 3.

As described in the background, the coal-fired boiler of the thermal power plant is provided with a bottom large slag intercepting device. Generally, the large slag intercepting grids are of a grid type structure fixed by welding and integrated with an external support frame, so that the intercepting devices are worn or damaged after being used for a certain period. At this time, if the interception grating is replaced, the interception grating must be replaced together with the external frame, and the construction workload is large and the cost is high.

In view of the above, the present embodiment provides an intercepting grid device for intercepting bottom slag of a boiler. Referring to fig. 1, there are shown: a frame 1 and a grid 2. Wherein the frame 1 is provided with a guide cylinder 3 for inserting the grid 2; and the grill 2 is detachably connected to the frame 1 by inserting the guide cylinder 3. Therefore, when the grille device needs to replace the grille 2, the grille 2 can be pulled out of the guide cylinder 3 to replace the new grille 2, as shown in fig. 3. Therefore, when the grille 2 is replaced, the grille 2 can be detached from the guide cylinders 3 of the frame 1 without replacing the outer frame 1 to which the grille 2 is attached together. Therefore, the technical problems that the intercepting grids must be replaced together with the external frame when being replaced, the workload is large, and the cost is high in the prior art are solved.

Further, the frame 1 in the grill device of the present embodiment may include a plurality of guide cylinders 3, so that a plurality of grills 2 can be installed.

Optionally, the grid 2 comprises circular steel columns. Specifically, the grid 2 is made of heat-resistant high-strength cylindrical steel, and can effectively intercept the bottom slag of the boiler, so that the falling of a large gate at the bottom of the boiler can be effectively prevented.

Optionally, the steel pipes 4 are sleeved at two ends of the circular steel column. Specifically, referring to fig. 3, the steel pipes 4 with relatively large diameters of the heat-resistant circular steel columns are sleeved at the two ends of the grid 2, so that the weight of the grid 2 is reduced on the premise of ensuring the strength of the grid 2.

Optionally, one end of the grid 2 is provided with a square head 5. Specifically, referring to fig. 3, the steel pipe 4 on the grating 2 is provided with a square head 5 near the outer end of the frame 1, so that the grating 2 can be rotated into the guide cylinder 3 by rotating the square head 5. So that it is possible to ensure that the grating 2 is smoothly mounted on the frame 1.

Optionally, a flange 7 is provided on the steel tube 4 adjacent to the square head 5, the flange 7 and the guide cylinder 3 being provided with a locking mechanism 6 for locking the grating 2 in the condition that the grating 2 is inserted into the guide cylinder 3. Specifically, referring to fig. 1 to 3, a flange 7 is provided on the steel pipe 4 adjacent to the square head 5, the flange 7 and the guide cylinder 3 are provided with a locking mechanism 6, and when a new grating 2 is replaced, the locking mechanism 6 (wherein the locking mechanism 6 may be a fixing pin, but is not limited to a fixing pin) is used to lock the grating 2 when the grating 2 is inserted into the guide cylinder 3. Thereby preventing the accidental escape and falling of the grid 2 caused by impact vibration generated when the boiler bottom slag falls.

Further, according to another aspect of the present embodiment, as shown with reference to fig. 1 to 3, there is also provided a boiler plant, a bottom of which is provided with an intercepting grid device for intercepting bottom slag of a boiler, comprising: the intercepting grill device comprises a frame 1 and a grill 2, wherein: the frame 1 is provided with a guide cylinder 3 for inserting the grille 2; and the grill 2 is detachably connected to the frame 1 by inserting the guide cylinder 3.

Optionally, the grid 2 comprises circular steel columns.

Optionally, the steel pipes 4 are sleeved at two ends of the circular steel column.

Optionally, one end of the grid 2 is provided with a square head 5.

Optionally, a flange 7 is provided on the steel tube 4 adjacent to the square head 5, the flange 7 and the guide cylinder 3 being provided with a locking mechanism 6 for locking the grating 2 in the condition that the grating 2 is inserted into the guide cylinder 3.

In summary, according to the present embodiment, a boiler apparatus and an intercepting grid device are provided. The grill is detachably mounted on the frame of the intercepting grill by the guide cylinder devices by mounting a plurality of guide cylinder devices on the frame of the intercepting grill. Therefore, when the grille is replaced, the grille can be detached from the guide cylinder of the frame without replacing the grille together with the outer frame of the grille. And then solved the interception grid that exists among the prior art and changed together with outer frame when changing, work load is great, technical problem with higher costs.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

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.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. An interception grid device for intercepting boiler bottom slag, comprising: a frame (1) and a grid (2), wherein:

the frame (1) is provided with a guide cylinder (3) for inserting the grating (2); and is

The grid (2) is detachably connected with the frame (1) in a mode of inserting the guide cylinder (3).

2. The interception grid arrangement according to claim 1, characterized in that said grid (2) comprises circular steel columns.

3. The interception grid arrangement according to claim 2, characterized in that said circular steel column is jacketed at both ends with steel pipes (4).

4. The interception grid arrangement according to claim 2, characterized in that one end of said grid (2) is provided with a square head (5).

5. The interception grid means according to claim 4, characterized in that a flange (7) is provided on the steel pipe (4) adjacent to said square head (5), said flange (7) and said guiding cylinder (3) being provided with locking means (6) for locking said grid (2) in case said grid (2) is inserted into said guiding cylinder (3).

6. A boiler plant, the bottom of which is provided with an interception grille arrangement for intercepting the bottom slag of the boiler, characterized in that it comprises a frame (1) and a grille (2), wherein:

7. A boiler plant according to claim 6, characterized in that the grid (2) comprises circular steel columns.

8. A boiler plant according to claim 7, characterized in that the circular steel columns are jacketed with steel pipes (4) at both ends.

9. A boiler plant according to claim 7, characterized in that one end of the grate (2) is provided with a square head (5).

10. A boiler plant according to claim 9, characterized in that a flange (7) is provided on the steel tube (4) adjacent to the square head (5), said flange (7) and the guide cylinder (3) being provided with locking means (6) for locking the grate (2) in the event of insertion of the grate (2) into the guide cylinder (3).