CN215975673U

CN215975673U - Movable grate for gasification furnace

Info

Publication number: CN215975673U
Application number: CN202122604071.0U
Authority: CN
Inventors: 易诚; 陈金永; 刘同保; 余林富; 李奕福
Original assignee: Ganzhou Yichen Hongyan Energy Technology Co ltd
Current assignee: Ganzhou Yichen Hongyan Energy Technology Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-03-08
Anticipated expiration: 2031-10-28

Abstract

The utility model relates to the technical field of fire grates, and discloses a movable fire grate for a gasification furnace, which comprises a gasification furnace body, wherein a square material pipe is fixedly arranged at the bottom of the gasification furnace body, a machine body supporting box is fixedly sleeved on the outer side of the bottom of the square material pipe, and a first fire grate and a second fire grate are respectively movably connected with the bottom of the square material pipe and the inner part of one side of the middle part of the square material pipe in a clamping manner. The square material pipe, the first grate, the second grate and the machine body supporting box form a mixed grate mechanism, and after the mixed grate mechanism is matched with a travelling synchronous transmission mechanism consisting of the first sliding abdicating groove, the second sliding abdicating groove, the first guide plate, the second guide plate and the travelling mechanism to be used together, the ash accumulated on the inner side of the bottom of the square material pipe can be automatically cleaned in multiple stages while the stable combustion of the square material pipe and crop straws in the gasification furnace body is not interfered, so that the manual operation of workers is avoided, and the potential safety hazard is eliminated.

Description

Movable grate for gasification furnace

Technical Field

The utility model relates to the technical field of fire grates, in particular to a movable fire grate for a gasification furnace.

Background

The straw gas produced by the existing straw gasification furnace belongs to green new energy and has strong vitality, and the raw materials produced by the plant gas are crop straws, forest and wood wastes, edible fungus residues, cattle, sheep and livestock manures and all combustible substances, which are inexhaustible renewable resources and are widely popularized and used, but the structure of the existing straw gasification furnace still has some places needing further improvement, for example, in the using process, a large amount of ashes produced after the crop straws are burnt are accumulated on a fire grate in the straw gasification furnace, and if the ashes are not cleared in time, the accumulated ashes can cause the reduction of the combustion efficiency of the crop straws and the insufficient combustion, while the existing common manual cleaning mode has certain effect, but has low efficiency, high strength and potential safety hazard of being scalded, so the problems are solved, the application provides a movable grate for a gasification furnace.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a movable grate for a gasification furnace, which solves the problems in the background technology.

The utility model provides the following technical scheme: a movable grate for a gasification furnace comprises a gasification furnace body, wherein a square material pipe is fixedly installed at the bottom of the gasification furnace body, a machine body supporting box is fixedly sleeved on the outer side of the bottom of the square material pipe, a first grate and a second grate are respectively and movably connected to the bottom of the square material pipe and the inner part of one side of the middle of the square material pipe, a first sliding abdicating groove and a second sliding abdicating groove are respectively arranged on the front surface of the first grate and the outer side of the second grate, the first sliding abdicating groove and the second sliding abdicating groove are respectively arranged at the top of the machine body supporting box and penetrate through the machine body supporting box, a first guide plate is clamped in the inner part of one side of the first sliding abdicating groove, a second guide plate is clamped in the inner part of one side of the second sliding abdicating groove, one end of the first guide plate is fixedly connected to one side of the first grate, one end of the second guide plate is fixedly connected to one side of the second grate, a travelling mechanism is arranged between the second guide plate and the first guide plate, the top of one side of the travelling mechanism is installed with the second guide plate, an automatic material conveying mechanism is arranged on the inner side of the bottom of the machine body support box, and a discharge chute is formed in the side wall of one side of the machine body support box.

Preferably, the inside of the second grate and the inside of the first grate are both provided with ventilating grooves, the length and width value of the first grate is larger than that of the bottom of the square material pipe, and the length value of the second grate is larger than that of the square material pipe.

Preferably, the inside of automatic material conveying mechanism is including auger rod, and auger rod activity cup joints the inboard in organism supporting box bottom, and the one end of auger rod runs through the lateral wall of organism supporting box opposite side, the opposite side fixed mounting of organism supporting box has a servo motor, a servo motor's output and auger rod run through the one end fixed connection of organism supporting box lateral wall, auger rod other end bottom swing joint has the arc, the fixed inboard at organism supporting box bottom of cup jointing of arc.

Preferably, the water tank is installed to one side at organism supporting box top, and the bottom fixed mounting of water tank has the infusion valve pipe, the one end of infusion valve pipe runs through the lateral wall of organism supporting box top one side and in the square pipe of port department fixedly connected with, the inboard of square socle portion is fixed to be cup jointed and is shunted the spray tube.

Preferably, the inner side of one end of the second guide plate and the inner side of one end of the first guide plate are both provided with locking abdicating grooves, and the middle part of the locking abdicating groove in the second guide plate is movably sleeved with a screw.

Preferably, the inside of advancing the mechanism is including the lead screw, and the difference threaded connection of the surface of lead screw one end and one end has swivel nut and fixed mounting has second servo motor, second servo motor fixed mounting is in the side of organism supporting box top one side, the surface at lead screw both ends all has the bearing frame through bearing fixed mounting, and bearing frame fixed connection is in the front of organism supporting box, the surface at swivel nut top and the equal fixedly connected with transition connection block in bottom surface, the transition connection block that the swivel nut top set up and the one end threaded connection of screw.

Compared with the prior art, the utility model has the following beneficial effects:

1. the square material pipe, the first grate, the second grate and the machine body supporting box form a mixed grate mechanism, and after the mixed grate mechanism is matched with a travelling synchronous transmission mechanism consisting of the first sliding abdicating groove, the second sliding abdicating groove, the first guide plate, the second guide plate and the travelling mechanism to be used together, the ash accumulated on the inner side of the bottom of the square material pipe can be automatically cleaned in multiple stages while the stable combustion of the square material pipe and crop straws in the gasification furnace body is not interfered, so that the manual operation of workers is avoided, the combustion efficiency of the crop straws is improved, and the potential safety hazard is eliminated.

2. After the automatic material conveying mechanism provided by the utility model is matched with the support of the machine body support box and the abdication of the discharge chute, the ash cleaned by the mixing grate mechanism and the synchronous transmission mechanism can be automatically output, so that the ash can be automatically moved to a specified position, and the practicability and the use comfort of the device are further optimized.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the structure of the present invention;

FIG. 3 is a schematic cross-sectional view of a square tube of the present invention;

FIG. 4 is an enlarged schematic view of the utility model at A in FIG. 1;

fig. 5 is a rear view of the structural body support box of the present invention.

In the figure: 1. a gasifier body; 2. a square material pipe; 3. a machine body support box; 4. a first grate; 5. a second grate; 6. an automatic material conveying mechanism; 61. a screw rod; 62. a first servo motor; 63. an arc-shaped plate; 7. a first sliding abdication slot; 8. a second sliding abdication slot; 9. a first guide plate; 10. a second guide plate; 11. a traveling mechanism; 111. a screw rod; 112. a threaded sleeve; 113. a second servo motor; 114. a transition connecting block; 12. a screw; 13. a discharge chute; 14. a water tank; 15. a transfusion valve tube; 16. a square tube; 17. a split-flow nozzle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a movable grate for a gasifier comprises a gasifier body 1, a square material pipe 2 is fixedly mounted at the bottom of the gasifier body 1, a machine body support box 3 is fixedly sleeved at the outer side of the bottom of the square material pipe 2, a water tank 14 is mounted at one side of the top of the machine body support box 3, an infusion valve pipe 15 is fixedly mounted at the bottom of the water tank 14, one end of the infusion valve pipe 15 penetrates through the side wall of one side of the top of the machine body support box 3 and is fixedly connected with a square pipe 16 at a port, a shunt spray pipe 17 is fixedly sleeved at the inner side of the bottom of the square pipe 16, the water tank 14, the infusion valve pipe 15, the square pipe 16 and the shunt spray pipe 17 are matched with one another for use, and the machine body support box 3 can be protected by dust.

Please refer to fig. 1, fig. 2, fig. 3, fig. 4, a first grate 4 and a second grate 5 are movably connected to the bottom of the square tube 2 and the inside of one side of the middle of the square tube 2, ventilation slots are respectively formed in the second grate 5 and the first grate 4, the length and width of the first grate 4 is greater than that of the bottom of the square tube 2, the length of the second grate 5 is greater than that of the square tube 2, the first grate 4 and the second grate 5 can alternately provide support for sealing the bottom of the square tube 2, and further provide a yielding basis for subsequent ash cleaning, a first sliding yielding slot 7 and a second sliding yielding slot 8 are respectively arranged on the front of the first grate 4 and the outer side of the second grate 5, the first sliding yielding slot 7 and the second sliding yielding slot 8 are respectively arranged on the top of the machine body support box 3 and penetrate through the same, a first guide plate 9 is clamped in the inside of one side of the first sliding yielding slot 7, a second guide plate 10 is clamped inside one side of the second sliding abdicating groove 8, one end of the first guide plate 9 is fixedly connected to one side of the first fire grate 4, one end of the second guide plate 10 is fixedly connected to one side of the second fire grate 5, a locking abdicating groove is formed in each of the inner side of one end of the second guide plate 10 and the inner side of one end of the first guide plate 9, a screw 12 is movably sleeved in the middle of the locking abdicating groove in the second guide plate 10, the second guide plate 10 is matched with the second sliding abdicating groove 8 to create a stable moving condition for the second fire grate 5, similarly, the first guide plate 9 and the first sliding abdicating groove 7 create a stable moving condition for the first fire grate 4, a traveling mechanism 11 is arranged between the second guide plate 10 and the first guide plate 9, the top of one side of the traveling mechanism 11 is installed together with the second guide plate 10, and the traveling mechanism 11 includes a screw 111, the surface of one end of the screw rod 111 and the surface of one end of the screw rod are respectively in threaded connection with a threaded sleeve 112 and fixedly provided with a second servo motor 113, the second servo motor 113 is fixedly arranged on the side surface of one side of the top of the machine body supporting box 3, bearing seats are fixedly arranged on the surfaces of the two ends of the screw rod 111 through bearings and are fixedly connected to the front surface of the machine body supporting box 3, the surface of the top of the threaded sleeve 112 and the surface of the bottom of the threaded sleeve are respectively and fixedly connected with a transition connecting block 114, the transition connecting block 114 arranged on the top of the threaded sleeve 112 is in threaded connection with one end of a screw 12, the square material pipe 2, the first fire grate 4, the second fire grate 5 and the machine body supporting box 3 form a mixed fire grate mechanism, and after a synchronous advancing transmission mechanism formed by matching with the first sliding abdicating groove 7, the second sliding abdicating groove 8, the first guide plate 9, the second guide plate 10 and the advancing mechanism 11 is used together, the square material pipe 2 can be used without interfering with the square material pipe, The ash accumulated at the inner side of the bottom of the square material pipe 2 is automatically cleaned in multiple stages while crop straws in the gasification furnace body 1 are being stably combusted.

Referring to fig. 1, an automatic material conveying mechanism 6 is disposed at an inner side of a bottom of a machine body support box 3, a discharge chute 13 is disposed at a side wall of one side of the machine body support box 3, an auger rod 61 is disposed inside the automatic material conveying mechanism 6, the auger rod 61 is movably sleeved at the inner side of the bottom of the machine body support box 3, one end of the auger rod 61 penetrates through the side wall of the other side of the machine body support box 3, a first servo motor 62 is fixedly mounted at the other side of the machine body support box 3, an output end of the first servo motor 62 is fixedly connected with one end of the auger rod 61 penetrating through the side wall of the machine body support box 3, an arc-shaped plate 63 is movably connected at a bottom of the other end of the auger rod 61, the arc-shaped plate 63 is fixedly sleeved at the inner side of the bottom of the machine body support box 3, and the ash cleaned by the mixing grate mechanism and the synchronous transmission mechanism can be automatically output after the automatic material conveying mechanism 6 is matched with a support of the machine body support box 3 and a yielding of the discharge chute 13, so that the device can automatically move to a designated position, and the practicability and the use comfort of the device are further optimized.

The working principle is as follows: when the furnace is used, the second servo motor 113 in the traveling mechanism 11 is started and rotates forwards, then the second servo motor 113 drives the screw rod 111 to rotate synchronously and in the same direction, then the screw sleeve 112 drives the transition connecting block 114, the second guide plate 10, the screw 12 and the second grate 5 to move towards the inner side of the middle part of the square pipe 2 under the meshing transmission by utilizing the screw rod transmission principle, the combustion ash below the middle part of the square pipe 2 and the top surface of the first grate 4, the material which is combusted between the upper part of the middle part of the square pipe 2 and the inner part of the gasification furnace body 1 can be divided by the screw sleeve 112 under the meshing transmission in the moving process of the second grate 5, after the inner side of the middle part of the square pipe 2 is completely sealed by the second grate 5, the second servo motor 113 is closed, the transition connecting block 114 arranged at the bottom of the screw sleeve 112 at the moment is also positioned at the top of the first guide plate 9, and then the screw 12 is screwed, the screw 12 is separated from the transition connecting block 114 at the top of the screw sleeve 112, the locking abdicating groove penetrating through the inside of the first guide plate 9 is locked with the transition connecting block 114 arranged at the bottom of the screw sleeve 112 in a threaded manner, after that, the second servo motor 113 is started and reversed, then the screw rod 111 is driven by the second servo motor 113 to synchronously and unidirectionally rotate, then the screw sleeve 112 drives the transition connecting block 114, the first guide plate 9, the screw 12 and the first grate 4 to move towards the other side of the inside of the machine body supporting box 3 under the meshing transmission by utilizing the screw rod transmission principle, then the ash supported by the top surface of the first grate 4 is scattered into the arc-shaped plate 63 inside the automatic material conveying mechanism 6, the first servo motor 62 is started, the auger rod 61 is driven by the first servo motor 62 to rotate to discharge the ash inside the arc-shaped plate 63 out of the device through the discharge groove 13, and in the material conveying process, the valve in the infusion valve pipe 15 can be opened, so that water in the water tank 14 is scattered into the arc-shaped plate 63 through the infusion valve pipe 15, the square pipe 16 and the diversion nozzle 17 under the action of gravity to be subjected to dust fall treatment, and then the screw sleeve 112 and the transition connecting block 114 in the advancing mechanism 11 are repeatedly locked with the first guide plate 9 and the second guide plate 10 in a periodic manner according to the steps, so that the bottom of the square pipe 2 can be plugged, and ash can be automatically cleaned.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Meanwhile, in the drawings of the utility model, the filling pattern is only used for distinguishing the layers and is not limited at all.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a portable grate for gasifier, includes gasifier body (1), its characterized in that: the gasifier comprises a gasifier body (1), a square material pipe (2) is fixedly installed at the bottom of the gasifier body (1), a body supporting box (3) is fixedly connected to the outer side of the bottom of the square material pipe (2), a first grate (4) and a second grate (5) are movably connected to the bottom of the square material pipe (2) and the inner portion of one side of the middle of the square material pipe (2) respectively, a first sliding abdicating groove (7) and a second sliding abdicating groove (8) are arranged on the front of the first grate (4) and the outer side of the second grate (5) respectively, the first sliding abdicating groove (7) and the second sliding abdicating groove (8) are both arranged at the top of the body supporting box (3) and penetrate through the body supporting box, a first guiding plate (9) is connected to the inner portion of one side of the first sliding abdicating groove (7), a second guiding plate (10) is connected to the inner portion of one side of the second sliding abdicating groove (8) in a clamping manner, one end of the first guide plate (9) is fixedly connected to one side of the first grate (4), one end of the second guide plate (10) is fixedly connected to one side of the second grate (5), a traveling mechanism (11) is arranged between the second guide plate (10) and the first guide plate (9), the top of one side of the traveling mechanism (11) is installed together with the second guide plate (10), an automatic material conveying mechanism (6) is arranged on the inner side of the bottom of the machine body support box (3), and a discharge chute (13) is formed in the side wall of one side of the machine body support box (3).

2. The traveling grate for a gasifier of claim 1, further comprising: ventilating grooves are formed in the second grate (5) and the first grate (4), the length and width of the first grate (4) are larger than those of the bottom of the square material pipe (2), and the length of the second grate (5) is larger than those of the square material pipe (2).

3. The traveling grate for a gasifier of claim 1, further comprising: automatic inside of defeated material mechanism (6) is including hank dragon pole (61), and hank dragon pole (61) activity cup joints the inboard in organism supporting box (3) bottom, and the one end of auger pole (61) runs through the lateral wall of organism supporting box (3) opposite side, the opposite side fixed mounting of organism supporting box (3) has first servo motor (62), the one end fixed connection that the output of first servo motor (62) and hank dragon pole (61) run through organism supporting box (3) lateral wall, hank dragon pole (61) other end bottom swing joint has arc (63), arc (63) are fixed cup joints the inboard in organism supporting box (3) bottom.

4. The traveling grate for a gasifier of claim 1, further comprising: water tank (14) are installed to one side at organism supporting box (3) top, and the bottom fixed mounting of water tank (14) has infusion valve pipe (15), the lateral wall of organism supporting box (3) top one side is run through to the one end of infusion valve pipe (15) and in the square pipe of port department fixedly connected with (16), the inboard of square pipe (16) bottom is fixed to be cup jointed and is shunted spray tube (17).

5. The traveling grate for a gasifier of claim 1, further comprising: the inner side of one end of the second guide plate (10) and the inner side of one end of the first guide plate (9) are both provided with locking abdicating grooves, and the middle parts of the locking abdicating grooves in the second guide plate (10) are movably sleeved with screws (12).

6. The traveling grate for a gasifier of claim 1, further comprising: the inside of advancing mechanism (11) is including lead screw (111), and threaded connection has swivel nut (112) and fixed mounting respectively of the surface of lead screw (111) one end and one end has second servo motor (113), second servo motor (113) fixed mounting is in the side of organism supporting box (3) top one side, the surface at lead screw (111) both ends all has the bearing frame through bearing fixed mounting, and bearing frame fixed connection is in the front of organism supporting box (3), the surface at swivel nut (112) top and the equal fixedly connected with transition connecting block (114) in bottom surface, the one end threaded connection of transition connecting block (114) and screw (12) that swivel nut (112) top set up.