CN219199189U - Pushing device of garbage incinerator - Google Patents

Abstract

The utility model relates to the field of garbage incineration treatment, in particular to a pushing device of a garbage incinerator, which comprises a sliding platform, a feeding trolley and a driving device, wherein the sliding platform comprises a sliding platform front section and a sliding platform rear section which are connected end to end, the sliding platform front section comprises a sliding platform casting, and the sliding platform rear section comprises two guide rails which are arranged in parallel along the axis of the sliding platform; the feeding trolley is of a frame structure and comprises a front feeding trolley section and a rear feeding trolley section which are fixedly connected end to end, wherein the front feeding trolley section comprises a shoe-shaped casting arranged at the bottom of the front end of the front feeding trolley section and a fin-shaped casting covered at the top of the front feeding trolley section, and the rear feeding trolley section comprises a connecting frame arranged in the rear feeding trolley section and a travelling wheel arranged at the bottom of the rear feeding trolley section and matched with the guide rail; the driving device is arranged at the tail end of the sliding platform and is connected with the feeding trolley through the connecting frame so as to drive the feeding trolley to reciprocate along the axis of the sliding platform.

Description

Pushing device of garbage incinerator

Technical Field

The utility model belongs to the field of garbage incineration treatment, and relates to a pushing device of a garbage incinerator.

Background

With the rapid development of national economy and the acceleration of urban process, the living standard of people is increasingly improved, and the generation amount of urban household garbage is increasingly increased. The defects of the landfill treatment mode and the generated contradictions are increasingly revealed; the incineration treatment is a main garbage treatment mode gradually, so that the method can get rid of dependence on a large amount of land resources, can meet the dual requirements of environmental protection and resource utilization, and also meets the policies of household garbage reduction, harmlessness and recycling.

In recent years, under the encouragement of national industrial policies, the waste incineration industry in China enters a high-speed development period, and hundreds of waste incineration treatment projects are built. The garbage incinerator generally comprises a feeding system, an incineration system, a combustion air system, an ash discharging system and the like, wherein the feeding system comprises a feeding hopper, a blanking chute and a pushing device. The pushing device is an important component of the incinerator, and is used for receiving the garbage falling in the feeding chute and effectively pushing the garbage onto the front fire grate to realize drying and combustion, so that the uniform feeding of the garbage and the stable operation of the incinerator are directly related. The pushing device ensures that the falling garbage of the feeding chute does not directly slide onto the front grate, realizes effective quantitative feeding according to the garbage combustion requirement, can meet the running environment of the front of the platform at high temperature due to the connection with the hearth, ensures long-term stable feeding, and meets the various requirements of the feeding process, so that the pushing device has higher requirements. But the pushing device in the prior art only adopts a simple box structure of linear reciprocating operation, the box surface and the front end pushing baffle plate are both made of common steel plates, the feeding platform is short, the stroke is small, the guide mechanism has poor functions, the overall performance advantage is insufficient, stable operation and stable feeding cannot be kept in a high-temperature operation environment, the box and the surface steel plates of the pushing device are easy to wear and corrode, the falling garbage of a feeding chute is easy to directly slide onto a front fire grate, the feeding is uncontrolled, the situation that the linear reciprocating operation mechanism is deviated or blocked can occur, the existing pushing device cannot meet the requirement of a garbage incinerator on the pushing device, and the efficient stable operation of the garbage incinerator is difficult to guarantee.

Therefore, innovative research and development of the pushing device with superior comprehensive performance is always a research hot spot of the industry and is also a development requirement of stable and efficient operation of the garbage incinerator, so that a new pushing device of the garbage incinerator is necessary to be provided, and the overall performance of the pushing device is improved so as to ensure the efficient and stable operation of the garbage incinerator.

Disclosure of Invention

In view of the above, the present utility model aims to provide a pushing device of a garbage incinerator,

in order to achieve the above purpose, the present utility model provides the following technical solutions:

the pushing device of the garbage incinerator comprises a sliding platform, a feeding trolley and a driving device, wherein the sliding platform comprises a sliding platform front section and a sliding platform rear section which are connected end to end, the sliding platform front section comprises a sliding platform casting, and the sliding platform rear section comprises two guide rails which are arranged in parallel along the axis of the sliding platform;

the feeding trolley is of a frame structure, the frame structure comprises a front feeding trolley section and a rear feeding trolley section which are fixedly connected end to end, the front feeding trolley section comprises a shoe-shaped casting arranged at the bottom of the front end of the front feeding trolley section and a fin-shaped casting covering the top of the front feeding trolley section, and the rear feeding trolley section comprises a connecting frame arranged in the rear feeding trolley section and used for connecting a driving device, and a travelling wheel arranged at the bottom of the rear feeding trolley section and matched with the guide rail;

the front section of the feeding trolley is in sliding connection with the casting of the sliding platform through a shoe-shaped casting, the rear section of the feeding trolley is in sliding connection with the guide rail through a travelling wheel, the driving device is arranged on the rear section of the sliding platform and is far away from one end of the front section of the sliding platform, and the driving device is connected with the feeding trolley through the connecting frame so as to drive the feeding trolley to reciprocate along the axis of the sliding platform.

Further, the bottom of shoe type foundry goods is equipped with the type draw-in groove of falling V, be equipped with on the sliding platform foundry goods with type draw-in groove assorted direction muscle is in order to realize the direction of feed dolly anterior segment.

Further, the bottom of the rear section of the feeding trolley is also provided with guide wheels matched with the side surfaces of the guide rails so as to guide the rear section of the feeding trolley.

Further, the top of feed dolly back end still is equipped with wear-resisting steel sheet, and is located the center wear-resisting steel sheet in wear-resisting steel sheet center is for dismantling the connection in order to connect drive arrangement with the link.

Further, the driving device comprises a hydraulic cylinder.

Further, triangular fins are arranged on the top of the fin-shaped casting to avoid garbage sliding.

The utility model has the beneficial effects that:

1. according to the pushing device of the garbage incinerator, provided by the utility model, the feeding trolley can realize reciprocating linear motion with controllable speed and travel under the driving device, and can feed the garbage incinerator fire grate at fixed time and fixed quantity according to the requirement, so that the requirement of stable operation of garbage incineration on the fire grate is met; and the front section of the sliding platform and the front section of the feeding trolley are in a casting structure, so that the high temperature resistance of the feeding trolley can be effectively improved, the service life of the feeding trolley is prolonged, and the long-term stable operation of the feeding trolley can be realized.

2. The front section of the feeding trolley and the front section of the sliding platform adopt inverted V-shaped clamping grooves to be matched with guide ribs, the rear section of the feeding trolley and the rear section of the sliding platform adopt the form of travelling wheels and guide wheels to be matched with guide rails, so that the sliding connection and the guide of the feeding trolley and the sliding platform are realized, the reciprocating linear operation of the feeding trolley on the sliding platform is ensured, the deviation or the blockage cannot occur, and the operation is stable and reliable.

3. Triangle-shaped fins have still been set up on the fin type foundry goods of feed dolly anterior segment, can prevent effectively that rubbish from sliding, also can cut and stir rubbish in reciprocating rectilinear motion simultaneously, be favorable to realizing the demand of rubbish and supply.

4. The driving device adopts a hydraulic transmission system, and the hydraulic cylinder is arranged at the tail end of the sliding platform in a middle hinge shaft installation mode through the hydraulic cylinder installation seat, so that the installation space of the hydraulic cylinder installation seat and the supporting structure of the pushing device can be reduced, and the whole space and the manufacturing cost of incinerator equipment are saved.

5. When the feeding trolley retreats in place, the transmission components such as the hydraulic transmission system, the traveling wheels and the guide wheels are all arranged on the outer side of the incinerator, so that the transmission components can be overhauled on line, and the operation and maintenance are more convenient.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objects and other advantages of the utility model may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.

Drawings

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in the following preferred detail with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of a pushing device of a garbage incinerator in an embodiment

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a right side cross-sectional view of a pusher of a refuse incinerator according to an embodiment;

FIG. 4 is a schematic diagram illustrating the cooperation between the guide rib and the clamping groove in the embodiment;

FIG. 5 is a schematic top view of a feed carriage in an embodiment;

fig. 6 is a schematic top view of the sliding platform according to the embodiment.

Reference numerals: the feeding chute 1, the sliding platform 2, the sliding platform front section 2-1, the sliding platform rear section 2-2, the feeding trolley 3, the feeding trolley front end 3-1, the feeding trolley front end 3-2, the guide rail 4, the hydraulic drive 5, the sliding platform casting 6-1, the shoe casting 6-2, the fin casting 6-3, the triangular fin 6-31, the guide rib 7, the hydraulic cylinder mounting seat 8, the wear-resistant steel plate 9, the central wear-resistant steel plate 9-1, the connecting frame 10, the traveling wheel 11, the guide wheel 12, the fire grate 13 and the inverted V-shaped clamping groove 14.

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be noted that the illustrations provided in the following embodiments merely illustrate the basic idea of the present utility model by way of illustration, and the following embodiments and features in the embodiments may be combined with each other without conflict.

Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to limit the utility model; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there are terms such as "upper", "lower", "left", "right", "front", "rear", etc., that indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but not for indicating or suggesting that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limiting the present utility model, and that the specific meaning of the above terms may be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1 to 6, a pushing device of a garbage incinerator is located below a feeding chute 1 and connected to a fire grate 13, in this embodiment, one end of the pushing device, which is close to the fire grate 13, is a front end, and one end, which is far away from the fire grate 13, is a rear end, so that the front section and the rear section are distinguished. The pushing device comprises a sliding platform 2, a feeding trolley 3, a guide rail 4, a driving device 5, castings (the castings comprise a sliding platform casting 6-1, a shoe type casting 6-2 and a fin type casting 6-3), guide ribs 7, a hydraulic cylinder mounting seat 8, a wear-resistant steel plate 9, a connecting frame 10, a travelling wheel 11 and a guide wheel 12.

The pushing device is horizontally arranged in a platform type, the feeding trolley 3 is positioned on the sliding platform 2, the feeding chute 1 is arranged above the pushing device, the fire grate 13 is arranged below the front end of the pushing device, and the driving device 5 is arranged behind the feeding trolley 3.

The sliding platform 2 is supported by a steel structure matched with the lower part and is divided into a front part and a rear part, the front part comprises a sliding platform front section 2-1 and a sliding platform rear section 2-2 which are connected end to end, the sliding platform front section 2-1 comprises a lower layer frame (steel structure) and an upper layer sliding platform casting 6-1, the sliding platform castings 6-1 of two rows of multiple identical structures are paved on the whole plane in a lap joint mode, and guide ribs 7 protruding out of the plane are arranged at the middle positions of the sliding platform castings 6-1 and used for guiding the feeding trolley 3 during operation. The rear section 2-2 of the sliding platform adopts a frame structure, two guide rails 4 which are arranged in parallel along the axis of the sliding platform 2 are arranged on the middle longitudinal section steel of the frame, and the guide rails 4 are T-shaped steel rails; the tail end of the sliding platform 2 is provided with a hydraulic cylinder mounting seat 8 for mounting a hydraulic cylinder.

The feeding trolley 3 is arranged above the sliding platform 2 and is divided into a front part and a rear part, and comprises a front feeding trolley section 3-1 and a rear feeding trolley section 3-2 which are fixedly connected end to end, and the feeding trolley 3 is of a frame structure. The lower layer of the front section 3-1 of the feeding trolley is of a frame structure, a shoe-shaped casting 6-2 is arranged at the bottom of the front end of the front section 3-1 of the feeding trolley, and an inverted V-shaped clamping groove 14 is arranged in the middle of the bottom of the shoe-shaped casting 6-2 so as to be matched with the guide rib 7 to realize sliding connection and guide of the front section 3-1 of the feeding trolley; the top layer of the front section 3-1 of the feeding trolley is also provided with a plurality of fin castings 6-3 which have the same structure and are installed by adopting clamping grooves, triangular fins 6-31 are arranged above the castings, the triangular fins 6-31 are thin sheets, the height of one end, close to the fire grate 13, is larger than the height of one end, far away from the fire grate 13, of the fin castings 6-3, and the front end surfaces of the fin castings 6-2 are connected with the shoe castings 6-2 in a flat mode; the lower layer of the rear section 3-2 of the feeding trolley is of a frame structure, a wear-resistant steel plate 9 is paved on the upper plane, the central wear-resistant steel plate 9-1 in the middle area can be independently dismantled, a connecting frame 10 for connecting a driving device is arranged in the middle of a frame below the middle detachable steel plate area, two groups of traveling wheels 11 and guide wheels 12 matched with the guide rails 4 are arranged at the bottom tail end of the rear section 3-2 of the feeding trolley, the traveling wheels 11 are matched with the top surface of a T-shaped steel rail (the guide rails 4), and the guide wheels 12 are matched with the outer side surface of the T-shaped steel rail.

The driving device 5 is a hydraulic transmission system, and comprises a hydraulic element (hydraulic oil pump), a hydraulic control element (various hydraulic valves), a hydraulic actuating element (hydraulic cylinder), hydraulic auxiliary elements (pipelines, accumulators and the like) and hydraulic oil, in this embodiment, the hydraulic cylinder is used as the hydraulic actuating element, the hydraulic cylinder is arranged at the tail end of the sliding platform 2 in a middle hinge shaft mounting mode through a hydraulic cylinder mounting seat 8, namely, shafts fixedly connected are arranged at two sides of the middle part of the hydraulic cylinder, the shafts are hinged with the hydraulic cylinder mounting seat 8, a piston rod of the hydraulic cylinder is inserted into the feeding trolley 3 and hinged with a connecting frame 10 to drive the feeding trolley 3 to reciprocate along the axis of the sliding platform 2, and the hydraulic cylinder mounting seat 8 is far away from the lower part of the hydraulic cylinder on one side of the feeding trolley 3.

Under the drive of a hydraulic cylinder, the feeding trolley 3 performs reciprocating linear motion on the sliding platform 2, wherein the motion area of the shoe-shaped casting 6-2 arranged on the front section 3-1 of the feeding trolley is the sliding platform casting 6-1 of the front section 2-1 of the sliding platform, and the motion areas of the travelling wheel 11 and the guide wheel 12 of the rear section 3-2 of the feeding trolley are the guide rails 4 of the rear section 2-2 of the sliding platform; the running speed, travel and other parameters of the feeding trolley 3 can be regulated and controlled by a hydraulic transmission system, and the running direction of the feeding trolley 3 is comprehensively controlled by guide ribs and guide wheels. The garbage on the fin-shaped castings 6-3 on the front section 3-1 of the feeding trolley of the pushing device or the sliding platform castings 6-1 of the front section 2-1 of the sliding platform falls onto the sliding platform castings 6-1 when the pushing trolley 3 is retreated in place, and the garbage on the fin-shaped castings 6-3 can be pushed onto the fire grate 13 at the front end of the pushing device when the pushing trolley 3 is retreated in place and runs forward. The feeding trolley 3 reciprocates under a driving device 5 (hydraulic cylinder), and further continuously feeds the fire grate as required.

In another embodiment, the driving device 5 is a cylinder, and the cylinder is a pneumatic actuator for converting pressure energy of compressed gas into mechanical energy in pneumatic transmission, and the cylinder is connected with the connecting frame 10 in the feeding trolley 3 to realize linear reciprocating motion of the feeding trolley 3.

Finally, it is 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 modifications and equivalents may be made thereto without departing from the spirit and scope of the present utility model, which is intended to be covered by the claims of the present utility model.

Claims (6)

1. A pushing device of a garbage incinerator, which is characterized in that: the automatic feeding device comprises a sliding platform (2), a feeding trolley (3) and a driving device (5), wherein the sliding platform (2) comprises a sliding platform front section (2-1) and a sliding platform rear section (2-2) which are connected end to end, the sliding platform front section comprises a sliding platform casting (6-1), and the sliding platform rear section (2-2) comprises two guide rails (4) which are arranged in parallel along the axis of the sliding platform (2);

the feeding trolley (3) is of a frame structure, the frame structure comprises a feeding trolley front section (3-1) and a feeding trolley rear section (3-2) which are fixedly connected end to end, the feeding trolley front section (3-1) comprises a shoe-shaped casting (6-2) arranged at the bottom of the front end of the feeding trolley front section (3-1) and a fin-shaped casting (6-3) covered on the top of the feeding trolley front section (3-1), and the feeding trolley rear section (3-2) comprises a connecting frame (10) arranged in the feeding trolley rear section (3-2) and used for connecting a driving device (5) and a travelling wheel (11) arranged at the bottom of the feeding trolley rear section (3-2) and matched with the guide rail (4);

the front section of the feeding trolley is in sliding connection with the sliding platform casting (6-1) through a shoe-shaped casting (6-2), the rear section (3-2) of the feeding trolley is in sliding connection with the guide rail (4) through a travelling wheel (11), the driving device (5) is arranged on the rear section (2-2) of the sliding platform and is away from one end of the front section (2-1) of the sliding platform, and the driving device is connected with the feeding trolley (3) through the connecting frame (10) so as to drive the feeding trolley (3) to reciprocate along the axis of the sliding platform (2).

2. A pusher for a waste incinerator according to claim 1, characterised in that: the bottom of the shoe-shaped casting (6-2) is provided with an inverted V-shaped clamping groove (14), and the sliding platform casting (6-1) is provided with guide ribs matched with the inverted V-shaped clamping groove (14) so as to guide the front section (3-1) of the feeding trolley.

3. A pusher for a waste incinerator according to claim 1, characterised in that: the bottom of the rear section (3-2) of the feeding trolley is also provided with a guide wheel (12) matched with the side surface of the guide rail (4) so as to guide the rear section (3-2) of the feeding trolley.

4. A pusher for a waste incinerator according to claim 1, characterised in that: the top of the rear section (3-2) of the feeding trolley is also provided with a wear-resistant steel plate (9), and a center wear-resistant steel plate (9-1) positioned in the center of the wear-resistant steel plate (9) is detachably connected so as to connect the driving device (5) and the connecting frame (10).

5. A pusher for a waste incinerator according to claim 1, characterised in that: the drive means (5) comprise a hydraulic cylinder.

6. A pusher for a waste incinerator according to claim 1, characterised in that: triangular fins (6-31) are arranged at the top of the fin-shaped casting (6-3) to avoid garbage slipping.

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