CN219708498U - Transmission mechanism and fine ash chamber of chain boiler - Google Patents

Abstract

The utility model discloses a transmission mechanism and a fine ash chamber of a chain boiler, which comprise a pull rod, a fixed component movably connected with the pull rod and an auxiliary component movably connected with the fixed component; the switch unit comprises two groups of first switch pieces, two groups of second switch pieces and a third switch piece, wherein the first switch pieces are symmetrically distributed, the two groups of second switch pieces are arranged between the two groups of first switch pieces, the third switch pieces are arranged between the two groups of second switch pieces, and the bottoms of the first switch pieces, the second switch pieces and the third switch pieces are clamped with the connecting bottom plate; and the sealing unit comprises a sealing piece and a connecting rod which is movably connected with the sealing piece and is connected with the third switch piece. The utility model has the beneficial effects that the burning loss, cracking and deformation of the thin ash door pulling plate can be effectively prevented, the phenomenon of jamming of the component pulling the thin ash chamber pulling plate is avoided, the sealing unit can be driven to open and close the ash discharging bin, and the thin ash is conveniently discharged.

Description

Transmission mechanism and fine ash chamber of chain boiler

Technical Field

The utility model relates to the technical field of chain boilers, in particular to a transmission mechanism and a fine ash chamber of a chain boiler.

Background

The coal contains more coal dust, the coal dust falls into a fine ash chamber from gaps of a grate bar of a chain boiler, the temperature of the fine ash chamber is higher, the coal dust is burnt and broken in the fine ash chamber at high temperature, the deformation of the fine ash door pulling plate is serious, the bottom beam of the fine ash door is distorted and arching deformed, the side plates are cracked and sunken, an iron plate is burnt, the fine ash door pulling plate is often arched and bent to deform, operators can make a card when discharging fine ash, the closing is not tight, the first and second fine ash doors of each furnace are damaged most seriously, the primary air of the boiler leaks seriously, the effective air quantity on the grate surface is insufficient, the combustion working condition is deteriorated, the coal consumption of the boiler is increased, the power consumption of the boiler is increased, and in addition, the fine ash door pulling plate is made of gray cast iron, after a period of use, the fine ash door pulling plate is cracked and deformed, the thin ash chamber and the air chamber is not beneficial to use, the fine ash chamber of the boiler and the primary air chamber share one channel, the operation is easy to cause the coarse-rising and the clamping of the rod to be frequently carried out when the fine ash is discharged, the air is difficult, the phenomenon is needed to be discharged when the fine ash is needed to be safely and the cold in winter, the work is required to be discharged, the work is required to be exhausted, the work is difficult, and the work is required to be exhausted, and the work is required to be exhausted in the cold is time is required to be exhausted.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.

In view of the problems that in the prior art, operators make a jam during fine ash discharge operation and are not tightly closed, and the primary air leakage of a boiler is serious because of the serious damage of a first fine ash door and a second fine ash door of each furnace, after the boiler is used for a period of time, the fine ash door pulling plate generates a plurality of cracks and is cracked and deformed, and the boiler is unfavorable to use, the utility model is provided.

Therefore, one of the objects of the present utility model is to provide a transmission mechanism, which can effectively prevent the burning loss, cracking and deformation of the fine ash door pulling plate, and at the same time avoid the jamming phenomenon of the component pulling the fine ash chamber pulling plate.

In order to solve the technical problems, the utility model provides the following technical scheme: the driving mechanism comprises a pull rod, a fixed component movably connected with the pull rod and an auxiliary component movably connected with the fixed component; the switch unit comprises two groups of first switch pieces, two groups of second switch pieces and a third switch piece, wherein the first switch pieces are symmetrically distributed, the two groups of second switch pieces are arranged between the two groups of first switch pieces, the third switch pieces are arranged between the two groups of second switch pieces, and the bottoms of the first switch pieces, the second switch pieces and the third switch pieces are clamped with the connecting bottom plate; and the sealing unit comprises a sealing piece and a connecting rod which is movably connected with the sealing piece and is connected with the third switch piece.

As a preferred embodiment of the transmission according to the utility model, the transmission comprises: the fixing assembly comprises a fixer and a first connecting rod, wherein the fixer is connected with the bottom of the pull rod in a penetrating mode, and the first connecting rod is arranged on one side of the fixer.

As a preferred embodiment of the transmission according to the utility model, the transmission comprises: the auxiliary assembly comprises a connecting cylinder and auxiliary connecting blocks fixedly connected with two sides of the connecting cylinder.

As a preferred embodiment of the transmission according to the utility model, the transmission comprises: the rotary seat comprises a containing cavity arranged in the rotary seat, a matching ring arranged on the inner wall of the containing cavity, an annular groove arranged on the surface of the rotary seat, and a supporting seat arranged on the top of the rotary seat.

As a preferred embodiment of the transmission according to the utility model, the transmission comprises: the first switch piece comprises a fixed rod fixedly connected with the auxiliary connecting block, a first fine ash door pulling plate connected with the fixed rod, and a first connecting block fixedly connected with the first fine ash door pulling plate; the two sides of the first thin ash door pulling plate are respectively provided with first extension blocks distributed in a parallel mode.

As a preferred embodiment of the transmission according to the utility model, the transmission comprises: the second switch piece comprises a second thin ash door pulling plate and second extension blocks fixedly connected with two sides of the second thin ash door pulling plate.

As a preferred embodiment of the transmission according to the utility model, the transmission comprises: the third switch piece comprises a third fine ash door pulling plate, third extension blocks fixedly connected with two sides of the third fine ash door pulling plate, and second connection blocks fixedly connected with the third extension blocks.

In view of the above or the problems that in the prior art, when fine ash is discharged, a tool is required to be manually used for discharging, and time and labor are wasted, a fine ash chamber of a chain boiler is provided.

In order to solve the technical problems, the utility model provides the following technical scheme: a fine ash chamber of a chain boiler comprises a fine ash chamber unit, a control valve and an ash discharging chamber, wherein the control valve is arranged on one side of the fine ash chamber;

the ash discharging unit comprises a lever penetrating through the ash discharging bin and a driving motor fixedly connected with one side of the lever.

As a preferable scheme of the fine ash chamber of the chain boiler, the utility model comprises the following steps: the fine ash bin is externally provided with a limiting block, and the limiting block is positioned on one side of the connecting rod.

As a preferable scheme of the fine ash chamber of the chain boiler, the utility model comprises the following steps: the bottom of the inner wall of the ash discharging bin is semicircular, one side of the ash discharging bin is provided with an outlet, and the outlet is connected with the sealing element in a clamping mode.

As a preferable scheme of the fine ash chamber of the chain boiler, the utility model comprises the following steps: the outer surface of the lever is provided with a spiral strip, and the diameter of the spiral strip is the same as that of the ash discharging bin.

The transmission mechanism has the beneficial effects that: through the mutual cooperation of pulling unit and switch unit, can effectually prevent thin grey door arm-tie and burn out, fracture and warp, also avoid simultaneously pulling thin grey room arm-tie's subassembly and appear the phenomenon of jam to can drive sealed unit to the opening and shutting in ash discharging storehouse, the discharge of the thin ash of being convenient for.

The fine ash chamber of the chain boiler has the beneficial effects that: through the mutual cooperation of thin ash room unit and ash discharge unit, spiral strip diameter is the same with ash discharge bin diameter, can discharge the thin ash in the ash discharge bin completely, avoids piling up, and labour saving and time saving also improves work efficiency simultaneously.

Drawings

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

fig. 1 is a schematic diagram of the overall structure of a transmission mechanism.

Fig. 2 is a schematic view of the sealing unit of the transmission mechanism in an open state.

Fig. 3 is a schematic diagram of the structure of the pulling unit of the transmission mechanism.

Fig. 4 is a schematic diagram of the structure of the switch unit of the transmission mechanism.

Fig. 5 is a schematic diagram of the sealing unit structure of the transmission mechanism.

FIG. 6 is a schematic diagram of the overall structure of the transmission mechanism and the fine ash chamber of the chain boiler.

Fig. 7 is a schematic view of a fine ash chamber unit structure of the fine ash chamber of the chain boiler.

Fig. 8 is a schematic view of an ash discharging unit structure of the fine ash chamber of the chain boiler.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1, a transmission mechanism is provided in this embodiment of the present utility model, and through the cooperation of the pulling unit 100, the switching unit 200 and the sealing unit 300, the pulling unit 100 can be used to drive the switching unit 200 to open the door of the fine ash chamber, so as to facilitate the collection of fine ash, and also solve the problem of frequent jamming of components in the switching unit 200, and simultaneously, can drive the sealing unit 300 to open and close the ash discharging bin 403, so as to facilitate the discharge of fine ash.

Specifically, the pulling unit 100 includes a pull rod 101, a fixing assembly 102 movably connected to the pull rod 101, and an auxiliary assembly 103 movably connected to the fixing assembly 102, where the fixing assembly 102 is fixed on the ground by using bolts, so that the auxiliary assembly 103 can be driven when the pull rod 101 is pulled.

The switch unit 200 comprises two groups of first switch pieces 201 which are symmetrically distributed, two groups of second switch pieces 202 which are arranged between the two groups of first switch pieces 201, and a third switch piece 203 which is arranged between the two groups of second switch pieces 202, wherein the bottoms of the first switch pieces 201, the second switch pieces 202 and the third switch pieces 203 are clamped and connected with a bottom plate H; through holes corresponding to the switch units 200 are arranged in the bottom plate H, so that fine ash can fall into the switch units 200 in the opening and closing process.

The sealing unit 300 comprises a sealing member 301 and a connecting rod 302 movably connected with the sealing member 301 and connected with the third switch member 203.

When the movable ash discharging device is used, the pull rod 101 can be pulled, the auxiliary assembly 103 is driven to move towards the pull rod 101 by taking the fixed assembly 102 as the axis, the first switch piece 201, the second switch piece 202 and the third switch piece 203 in the switch unit 200 can be driven to move while the pull rod 101 moves, fine ash can fall into the switch unit 200 conveniently, the first switch piece 201, the second switch piece 202 and the third switch piece 203 are sequentially connected through the side surfaces, the phenomenon that the pull rod is thickened and often has a clamping phenomenon when a boiler fine ash chamber and a primary air chamber share one channel can be avoided, the movable connection of the first switch piece 201, the second switch piece 202 and the third switch piece 203 and the movable connection of the third switch piece 203 and the connecting rod 302 can drive the sealing piece 301 to rotate by taking the fine ash chamber unit 400 as a supporting point and taking the third switch piece 203 and the connecting rod 302 as the axis, and the ash discharging bin 403 can be conveniently opened.

In summary, the first switch piece 201, the second switch piece 202 and the third switch piece 203 are connected, so that the problems that when an operator performs fine ash discharging operation, the operation is not tight, the first and second fine ash doors of each furnace are damaged most seriously, and primary air of a boiler is seriously leaked, and as the original design material of the fine ash door pulling plate is gray cast iron, after a period of use, the fine ash door pulling plate generates a plurality of cracks, cracks and deforms, and the use is not facilitated can be avoided.

Example 2

Referring to fig. 2 to 5, a second embodiment of the present utility model provides a transmission mechanism, which has problems.

Specifically, the fixing assembly 102 includes a fixing device 102a connected to the bottom of the pull rod 101 in a penetrating manner, and a first connecting rod 102b disposed on one side of the fixing device 102a, a handle is disposed on the top of the pull rod 101, and the bottom of the pull rod 101 penetrates through the fixing device 102a and the first connecting rod 102b and is fixed by a nut.

Specifically, the auxiliary assembly 103 includes a connecting cylinder 103a, and auxiliary connecting blocks 103b fixedly connected to two sides of the connecting cylinder 103a, the auxiliary connecting blocks 103b are U-shaped, the auxiliary connecting blocks 103b on one side of the connecting cylinder 103a are hinged to the top of the first connecting rod 102b, and the auxiliary connecting blocks 103b on the other side of the connecting cylinder 103a are fixedly connected to the fixing rod 201a.

Specifically, the first switch member 201 includes a fixing rod 201a fixedly connected to the auxiliary connection block 103b, a first fine ash door pull plate 201b connected to the fixing rod 201a, and a first connection block 201c fixedly connected to the first fine ash door pull plate 201 b; the two sides of the first fine ash door pulling plate 201b are respectively provided with first extension blocks 201b-1 distributed in parallel, and the fixing rods 201a penetrate through two sides of the fine ash bin 401.

Specifically, the second switch member 202 includes a second fine ash door pull plate 202a, and second extension blocks 202b fixedly connected to two sides of the second fine ash door pull plate 202 a.

Specifically, the third switch member 203 includes a third fine ash door pulling plate 203a, a third extension block 203b fixedly connected to two sides of the third fine ash door pulling plate 203a, and a second connection block 203c fixedly connected to the third extension block 203 b.

When in use, one end of the fixing rod 201a is fixedly connected with the auxiliary connecting block 103b, the other end of the fixing rod 201a is fixedly connected with the first extending block 201b-1 on one side of the first thin gray door pulling plate 201b, the first extending block 201b-1 on the other side of the first thin gray door pulling plate 201b is fixedly connected with the first connecting block 201c, the first connecting block 201c is simultaneously and fixedly connected with the second extending block 202b on one side of the second thin gray door pulling plate 202a, and the third thin gray door pulling plate 203a is also connected with the second thin gray door pulling plate 202 a.

In summary, through the side connection of the first thin gray door pulling plate 201b, the second thin gray door pulling plate 202a and the third thin gray door pulling plate 203a, the problem that the operation personnel make a jam and close inaccurately during the thin gray releasing operation due to the frequent arching and bending deformation of the thin gray door horizontal pulling plate can be effectively avoided, meanwhile, the materials of the first thin gray door pulling plate 201b, the second thin gray door pulling plate 202a and the third thin gray door pulling plate 203a are heat-resistant cast steel, the heat resistance is improved, and the thin gray door pulling plate is further prevented from generating a plurality of cracks to be cracked and deformed, which is unfavorable for use.

Example 3

Referring to fig. 6 to 8, in a second embodiment of the present utility model, there is provided a fine ash chamber of a chain boiler, which is a problem in that it is time-consuming and labor-consuming to discharge fine ash manually using tools.

Specifically, the fine ash chamber unit 400 includes a fine ash chamber 401, an access door 402 disposed at one side of the fine ash chamber 401, and an ash discharge chamber 403 connected with the fine ash chamber 401 in a penetrating manner; the ash discharging unit 500 comprises a lever 501 penetrating through the ash discharging bin 403 and a driving motor 502 fixedly connected with one side of the lever 501, wherein a clamping groove is formed at the joint of the fine ash bin 401 and the ash discharging bin 403 and is in clamping connection with the bottom plate H so as to be convenient for fixing the bottom plate H.

Specifically, a limiting block 401a is arranged outside the fine ash bin 401, the limiting block 401a is located on one side of the connecting rod 302, and the setting of the limiting block 401a can help the connecting rod 302 to drive the sealing element 301 to rotate, so that opening and closing of the discharge port G are facilitated.

Specifically, the bottom of the inner wall of the ash discharging bin 403 is a semicircle, a discharge port G is provided on one side of the ash discharging bin 403, and the discharge port G is engaged with the sealing member 301.

Specifically, a spiral strip 501a is disposed on the outer surface of the lever 501, and the diameter of the spiral strip 501a is the same as that of the ash discharging bin 403.

When the device is used, the driving motor 502 can drive the lever 501 to rotate, the spiral strip 501a can be driven to rotate, and when fine ash falls into the ash discharging bin 403 through the through hole of the bottom plate H, the fine ash can be discharged through the discharge port G by utilizing the rotation of the spiral strip 501 a.

In summary, through the setting of ash discharging unit 500, spiral 501a diameter is the same with ash discharging bin 403 diameter, can discharge the thin ash in the ash discharging bin 403 completely, avoids piling up, and labour saving and time saving also improves work efficiency simultaneously.

It is important to note that the construction and arrangement of the utility model as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present utility model. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present utility models. Therefore, the utility model is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Furthermore, in order to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the utility model, or those not associated with practicing the utility model).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims (10)

1. A transmission mechanism, characterized in that: comprising the steps of (a) a step of,

the pulling unit (100) comprises a pull rod (101), a fixed component (102) movably connected with the pull rod (101), and an auxiliary component (103) movably connected with the fixed component (102);

the switch unit (200) comprises two groups of first switch pieces (201) which are symmetrically distributed, two groups of second switch pieces (202) which are arranged between the two groups of first switch pieces (201), and a third switch piece (203) which is arranged between the two groups of second switch pieces (202), wherein the bottoms of the first switch pieces (201), the second switch pieces (202) and the third switch pieces (203) are clamped and connected with a bottom plate (H);

the sealing unit (300) comprises a sealing piece (301) and a connecting rod (302) movably connected with the sealing piece (301) and connected with the third switch piece (203).

2. The transmission mechanism as claimed in claim 1, wherein: the fixing assembly (102) comprises a fixing device (102 a) connected with the bottom of the pull rod (101) in a penetrating mode, and a first connecting rod (102 b) arranged on one side of the fixing device (102 a).

3. The transmission mechanism as claimed in claim 2, wherein: the auxiliary assembly (103) comprises a connecting cylinder (103 a) and auxiliary connecting blocks (103 b) fixedly connected with two sides of the connecting cylinder (103 a).

4. A transmission mechanism as claimed in claim 3, wherein: the first switch piece (201) comprises a fixed rod (201 a) fixedly connected with the auxiliary connecting block (103 b), a first fine ash door pulling plate (201 b) connected with the fixed rod (201 a), and a first connecting block (201 c) fixedly connected with the first fine ash door pulling plate (201 b);

the two sides of the first thin ash door pulling plate (201 b) are respectively provided with first extension blocks (201 b-1) which are distributed in a parallel mode.

5. The transmission mechanism as claimed in claim 4, wherein: the second switch piece (202) comprises a second fine ash door pulling plate (202 a) and second extension blocks (202 b) fixedly connected with two sides of the second fine ash door pulling plate (202 a).

6. A transmission mechanism as claimed in any one of claims 1 to 5, wherein: the third switch piece (203) comprises a third fine ash door pulling plate (203 a), third extension blocks (203 b) fixedly connected with two sides of the third fine ash door pulling plate (203 a), and second connection blocks (203 c) fixedly connected with the third extension blocks (203 b).

7. A fine ash chamber of a chain boiler, characterized in that: comprising a transmission mechanism according to any one of claims 1 to 6; the method comprises the steps of,

a fine ash chamber unit (400) comprising a fine ash chamber (401), an access door (402) arranged at one side of the fine ash chamber (401), and an ash discharge chamber (403) communicated with the fine ash chamber (401);

the ash discharging unit (500) comprises a lever (501) penetrating through the ash discharging bin (403) and a driving motor (502) fixedly connected with one side of the lever (501).

8. The fine ash chamber of a chain boiler of claim 7, wherein: a limiting block (401 a) is arranged outside the fine ash bin (401), and the limiting block (401 a) is located on one side of the connecting rod (302).

9. The fine ash chamber of a chain boiler of claim 8, wherein: the bottom of the inner wall of the ash discharging bin (403) is semicircular, a discharge outlet (G) is arranged on one side of the ash discharging bin (403), and the discharge outlet (G) is connected with the sealing piece (301) in a clamping mode.

10. The fine ash chamber of a chain boiler of claim 9, wherein: the outer surface of the lever (501) is provided with a spiral strip (501 a), and the diameter of the spiral strip (501 a) is the same as that of the ash discharging bin (403).