CN218480915U - Environment-friendly efficient carbon furnace - Google Patents

Environment-friendly efficient carbon furnace Download PDF

Info

Publication number
CN218480915U
CN218480915U CN202222478188.3U CN202222478188U CN218480915U CN 218480915 U CN218480915 U CN 218480915U CN 202222478188 U CN202222478188 U CN 202222478188U CN 218480915 U CN218480915 U CN 218480915U
Authority
CN
China
Prior art keywords
flue
flashboard
carbon furnace
groove
touch
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202222478188.3U
Other languages
Chinese (zh)
Inventor
吴文斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pingluo Pingda Carbon Products Factory
Original Assignee
Pingluo Pingda Carbon Products Factory
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pingluo Pingda Carbon Products Factory filed Critical Pingluo Pingda Carbon Products Factory
Priority to CN202222478188.3U priority Critical patent/CN218480915U/en
Application granted granted Critical
Publication of CN218480915U publication Critical patent/CN218480915U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Vertical, Hearth, Or Arc Furnaces (AREA)

Abstract

The utility model discloses an environment-friendly and efficient carbon furnace, which belongs to the technical field of carbon furnaces and aims at solving the problem that a certain amount of smoke slag is easy to accumulate in a flue in the long-term use process of the carbon furnace, and the accumulated smoke slag can influence the closing effect of a flue flashboard, and comprises a carbon furnace main body, the flue and the flashboard, wherein a through slot is arranged in the inner wall of the top of the flue in a penetrating way; the utility model discloses a setting of drive mechanism can be at the in-process that the flashboard descends, will originally arrange the cinder that the flashboard bottom falls on the scraping wings surface in advance and empty for the cinder can be arranged to the both sides position of flashboard, clears up the cinder of flashboard bottom with this effectively, thereby avoids the cinder to influence the closed effect of flashboard to the flue.

Description

Environment-friendly efficient carbon furnace
Technical Field
The utility model belongs to the technical field of the carbon furnace, concretely relates to environmental protection efficient carbon furnace.
Background
The pot calciner is a common calcining device for carbon production, air is isolated in a pot body for indirectly heating and calcining materials to remove volatile components in the carbon materials, and the calciner can fully utilize the combustion heat of a large amount of volatile matters overflowing from the carbon materials in the calcination process to reduce energy consumption.
However, in the long-term use process of the carbon furnace in the prior art, a certain amount of smoke slag is easy to accumulate in the flue of the carbon furnace, and the accumulated smoke slag can influence the closing effect of the flue shutter, so that the flue cannot be completely sealed when the carbon furnace is calcined, and the use effect of the carbon furnace can be seriously reduced.
Therefore, an environment-friendly and efficient carbon furnace is needed, and the problem that in the process of long-term use of the carbon furnace in the prior art, a certain amount of smoke slag is easily accumulated in a flue, and the accumulated smoke slag can influence the closing effect of a flue shutter is solved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an environmental protection efficient carbon furnace to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: an environment-friendly and efficient carbon furnace comprises a carbon furnace main body, a flue arranged on a furnace body of the carbon furnace main body, a flashboard vertically arranged above the flue, a through slot arranged in the inner wall of the top of the flue in a penetrating manner, and a cleaning mechanism arranged on the flue;
clearing mechanism including set up in on the flue bottom inner wall and with the flashboard corresponding groove of controlling, two be splayed form set up in control the uncovered scraping wings in groove and set up in control the piece of pushing away of inslot, the scraping wings with flue bottom inner wall is articulated continuous, it has seted up the touch force groove to alternate on the inner wall of groove both sides all the level, touch force inslot be provided with the confession power part of pushing away top piece matched with.
According to the scheme, the top pushing part comprises a first movable plate horizontally arranged at the bottom of the flue, a first push rod vertically fixed at one end of the first movable plate and a bearing frame vertically fixed at the other end of the first movable plate, the tail end of the first push rod penetrates into the inner side of the control groove and abuts against the bottom surface of the pushing plate, the bearing frame is vertically distributed on the side edge of the flue, and a rod body of the bearing frame is connected with a sliding sleeve fixedly connected with the side edge of the flue in a sliding manner.
It is worth further saying that the force supply component includes a touch force block slidably disposed in the inner side of the touch force groove and a magnetic plate vertically and fixedly embedded on the side surface of the gate plate, one end of the touch force block is fixedly connected with a magnetic block corresponding to the magnetic plate, and the other end of the touch force block is in an inclined plane shape.
It should be further noted that the force supplying component further comprises a second movable plate horizontally arranged above the flue and vertically and fixedly connected with the tail end of the bearing frame, a second push rod is vertically fixed at the bottom end of the second movable plate, the tail end of the second push rod is in a hemispherical shape, and the tail end of the second push rod penetrates into the inner side of the contact force groove and is abutted against the inclined plane of the contact force block.
As a preferred embodiment, the bottom end of the touch force block is vertically fixed with a limiting block, the inner wall of the bottom end of the touch force groove is provided with a sliding groove matched with the limiting block, and a reset spring is fixedly connected between the limiting block and the inner wall of one side of the sliding groove.
As a preferred embodiment, the outer walls of the two sides of the flue are respectively provided with a driving mechanism, the driving mechanism comprises a telescopic cylinder vertically arranged on the side edge of the flue, one end of the telescopic cylinder is fixed with a push-pull plate vertically and fixedly connected with the side edge of the top of the flashboard, and the other end of the telescopic cylinder is fixed with a bearing plate vertically and fixedly connected with the side edge of the flue.
Compared with the prior art, the utility model provides a pair of environmental protection efficient carbon furnace includes following beneficial effect at least:
(1) Through the setting of clearance mechanism, it is airtight with the flue inside to be in needs, the confession power part in the clearance mechanism can be at the in-process that the flashboard descends, implement the effort to the ejection of compact top spare in advance, so that two ejector pads on the groove is controlled in the action of ejection of compact top spare, make the quick antiport of ejector pad constitute the splayed, it is uncovered to control the inslot side, can make things convenient for the bottom of flashboard to penetrate and control the inslot side and control tank bottom inner wall and paste, inside the airtight flue, can be at ejector pad pivoted in-process again, the cinder that the flashboard bottom fell on the ejector pad surface is emptyd to the flashboard bottom of will originally arranging in, make the cinder arrange the both sides position to the flashboard, with this cinder of clearing up the flashboard bottom effectively, thereby avoid the cinder to influence the closed effect of flashboard to the flue.
(2) Through the setting of stopper and reset spring, be influenced by magnetic sheet repulsion at the touch block, do the gliding in-process of keeping away from the flashboard in touch inslot side, touch block still can carry the stopper in step in the spout synchronous displacement, so that the stopper lasts tensile reset spring, make reset spring deformation, when waiting for the later stage to open inside the flue and discharge fume, touch block can be after the flashboard is removed completely from interlude inslot side, no longer influenced by magnetic sheet repulsion, initiatively restore to the throne under reset spring elastic action, with this release the ejection effect to second push rod and second fly leaf, make first fly leaf and first push rod descend to reset by gravity, remove the conflict effect to the scraping wings bottom surface, can make the scraping wings rerotation, will control the uncovered closure in groove, be convenient for the secondary use.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a flue and a cleaning mechanism of the present invention;
FIG. 3 is a schematic view of the inner structure of the flue of the present invention;
fig. 4 is a schematic structural diagram of a position a in fig. 3 according to the present invention.
In the figure: 1. a carbon furnace main body; 2. a flue; 3. a gate plate; 4. a push-pull plate; 5. carrying a plate; 6. a telescopic cylinder; 7. a manipulation groove; 8. a material pushing plate; 9. a first push rod; 10. a first movable plate; 11. a second movable plate; 12. a receiving frame; 13. a sliding supply sleeve; 14. a second push rod; 15. a touch force groove; 16. a touch block; 17. a magnetic block; 18. a magnetic plate; 19. a limiting block; 20. a return spring; 21. and (6) inserting the slot.
Detailed Description
The present invention will be further described with reference to the following examples.
In order to make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, the following will combine the drawings of the embodiments of the present invention to clearly and completely describe the technical scheme of the embodiments of the present invention, and obviously, the described embodiments are a part of the embodiments of the present invention, rather than all embodiments, and based on the described embodiments of the present invention, all other embodiments obtained by the ordinary skilled person in the art on the premise of not needing creative work all belong to the scope of protection of the present invention.
The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.
Referring to fig. 1-4, the utility model provides an environment-friendly and efficient carbon furnace, which comprises a carbon furnace main body 1, a flue 2 arranged on the furnace body of the carbon furnace main body 1, and a flashboard 3 vertically arranged above the flue 2 and used for sealing the inside of the flue 2, wherein a slot 21 for inserting the flashboard 3 is arranged in the inner wall of the top of the flue 2, and driving mechanisms for controlling the lifting movement of the flashboard 3 are arranged on the outer walls of the two sides of the flue 2;
the driving mechanism comprises a telescopic cylinder 6 vertically arranged on the side edge of the flue 2, one end of the telescopic cylinder 6 is fixedly provided with a push-pull plate 4 vertically and fixedly connected with the side edge of the top of the flashboard 3, and the other end of the telescopic cylinder 6 is fixedly provided with a bearing plate 5 vertically and fixedly connected with the side edge of the flue 2;
through actuating mechanism and flashboard 3's setting, when carbon furnace main part 1 when normally calcining, can open telescopic cylinder 6 in advance, telescopic cylinder 6's flexible end just drives flashboard 3 by push-and-pull plate 4 and lasts the decline for flashboard 3 lasts and penetrates flashboard 3 inboard through wearing slot 21, and is inside airtight with flue 2, in order to guarantee the inside constant temperature effect when calcining of carbon furnace main part 1.
However, in the process of using the carbon furnace main body 1 for a long time, a certain amount of smoke slag is easily accumulated in the flue 2, and the accumulated smoke slag can affect the closing effect of the gate 3, so that the flue 2 cannot be completely sealed when the carbon furnace main body 1 is calcined, thereby seriously reducing the using effect of the carbon furnace main body 1;
in view of the above, as shown in fig. 2 and 3, it is worth specifically describing that the flue gas cleaning device further comprises a cleaning mechanism arranged on the flue 2 for preventing coal slag from accumulating at the bottom of the shutter 3;
the cleaning mechanism comprises an operation groove 7 which is arranged on the inner wall of the bottom end of the flue 2 and corresponds to the flashboard 3, two ejector plates 8 which are arranged on the opening of the operation groove 7 in a splayed shape, and an ejector part which is arranged in the operation groove 7 and is used for operating the rotation and inclination of the ejector plates 8, the ejector plates 8 are hinged with the inner wall of the bottom end of the flue 2, touch force grooves 15 are horizontally arranged on the inner walls of two sides of the inserting groove 21, and a force supply part which is matched with the ejector part is arranged in the touch force grooves 15;
through the setting of clearance mechanism, it is airtight with 2 inside flues to be in needs, the confession power part in the clearance mechanism can be at the in-process that flashboard 3 descends, implement the effort to the ejector pad in advance, so that two scraping wings 8 on 7 are controlled in the action of ejector pad, make scraping wings 8 reverse rotation constitute the splayed, it is uncovered to control 7 inboard, can make things convenient for the bottom of flashboard 3 to penetrate and control 7 inboards and control 7 bottom inner walls of groove, airtight flue 2 is inside, can be at 8 pivoted in-process again, it emptys to place 3 bottoms of flashboard originally in and fall on scraping wings 8 surperficial cinder, make the cinder arrange to the both sides position of flashboard 3, with this cinder of clearing up 3 bottoms of flashboard effectively, thereby avoid the cinder to influence the closed effect of flashboard 3 to flue 2.
Specifically, as shown in fig. 2, fig. 3 and fig. 4, it is worth specifically explaining that the pushing top part includes a first movable plate 10 horizontally disposed at the bottom of the flue 2, a first pushing rod 9 vertically fixed at one end of the first movable plate 10, and a receiving frame 12 vertically fixed at the other end of the first movable plate 10, a tail end of the first pushing rod 9 penetrates into the inner side of the control slot 7 and abuts against the bottom surface of the pushing plate 8, the receiving frame 12 is vertically distributed on the side edge of the flue 2, and a sliding sleeve 13 fixedly connected with the side edge of the flue 2 is slidably connected to a rod body of the receiving frame 12;
the force supply component comprises a touch block 16 arranged in the inner side of the touch groove 15 in a sliding manner and a magnetic plate 18 vertically and fixedly embedded on the side surface of the gate plate 3, one end of the touch block 16 is fixedly connected with a magnetic block 17 corresponding to the magnetic plate 18, and the other end of the touch block 16 is in an inclined plane shape;
the force supply part also comprises a second movable plate 11 which is horizontally arranged above the flue 2 and is vertically and fixedly connected with the tail end of the bearing frame 12, a second push rod 14 is vertically fixed at the bottom end of the second movable plate 11, the tail end of the second push rod 14 is in a hemispherical shape, and the tail end of the second push rod 14 penetrates into the inner side of the contact force groove 15 and is abutted against the inclined plane of the contact force block 16;
through the arrangement of the pushing top part and the force supplying part, when the flashboard 3 penetrates into the inner side of the inserting slot 21, the magnetic block 17 can just correspond to the magnetic plate 18, a strong repulsive force is formed between the magnetic block and the magnetic plate, the touch block 16 can slide away from the flashboard 3 in the inner side of the touch slot 15 under the repulsive force, therefore, in the sliding process of the touch block 16, the inclined surface of the touch block can continuously contact and abut against the tail end of the second push rod 14, an upward supporting effect is formed on the second push rod 14 and the second movable plate 11, and the second movable plate 11 can slide upwards with the bearing frame 12;
further, in the process of sliding on the receiving frame 12, the receiving frame 12 can still act on the first movable plate 10 synchronously, so that the first movable plate 10 is close to the flue 2, the first push rod 9 can penetrate into the inner side of the control slot 7 to abut against the bottom surface of the material pushing plate 8, and the material pushing plate 8 is pushed to push the material pushing plate 8, so that the material pushing plate 8 is abutted, inclined and rotated, and the cinder dumping operation is performed in advance.
Further, as shown in fig. 4, it is worth specifically explaining that a limiting block 19 is vertically fixed at the bottom end of the contact force block 16, a sliding groove matched with the limiting block 19 is formed in the inner wall of the bottom end of the contact force groove 15, and a return spring 20 is fixedly connected between the limiting block 19 and the inner wall of one side of the sliding groove;
through the arrangement of the limiting block 19 and the return spring 20, when the touch block 16 is influenced by the repulsive force of the magnetic plate 18 and slides away from the gate plate 3 on the inner side of the touch groove 15, the touch block 16 can still synchronously carry the limiting block 19 to synchronously move in the sliding groove, so that the limiting block 19 continuously stretches the return spring 20, the return spring 20 deforms, when smoke exhaust needs to be performed in the flue 2 in the later period, the touch block 16 can be completely removed from the inner side of the penetrating groove 21 after the gate plate 3 is completely removed, the influence of the repulsive force of the magnetic plate 18 is avoided, the touch block actively resets and slides under the elastic force of the return spring 20, the pushing effect on the second push rod 14 and the second movable plate 11 is relieved, the first movable plate 10 and the first push rod 9 are lowered and reset by gravity, the interference effect on the bottom surface of the push plate 8 is relieved, the push plate 8 rotates again, the opening and closing of the control groove 7 are closed, and secondary use is facilitated.
To sum up: by setting the clearing mechanism, in the process of descending the gate plate 3, the clearing mechanism can dump the cinder originally arranged at the bottom of the gate plate 3 and falling on the surface of the pushing plate 8, so that the cinder can be discharged to the two sides of the gate plate 3, thereby effectively clearing the cinder at the bottom of the gate plate 3, thereby preventing the cinder from influencing the closing effect of the gate plate 3 on the flue 2, by setting the pushing top part and the force supplying part, when the gate plate 3 penetrates into the inner side of the slot 21, the magnetic block 17 can just correspond to the magnetic plate 18, a strong repulsive force is formed between the magnetic block and the magnetic plate, the pushing force block 16 can be subjected to the repulsive force to slide away from the gate plate 3 in the inner side of the pushing force slot 15, thereby in the sliding process of the pushing force block 16, the inclined surface can continuously contact the tail end of the second pushing rod 14, then an upward supporting effect is formed on the second pushing rod 14 and the second moving plate 11, so that the second moving plate 11 carries the supporting frame 12 to slide upwards, by setting the limiting block 19 and the return spring 20, when the smoke can be discharged in the interior of the second pushing plate 2 in the later period, the opening period, the pushing plate 16 can be completely removed, the pushing plate 3, the pushing plate 18 can be conveniently removed, the pushing plate 8, and the pushing plate can be used, and the pushing plate 8 can be removed again, and the pushing plate can be conveniently, and the pushing plate 8, and the second plate can be used, and the pushing plate can be removed again, and the pushing plate 14, and the pushing plate can be conveniently removed, and the pushing plate can be used, and the effect of the second pushing plate can be removed again, and the second pushing plate can be conveniently removed, and the pushing plate 14, and the second pushing plate 14 can be used, and the pushing plate can be removed again, and the pushing plate 14 can be conveniently.
Unless defined otherwise, technical or scientific terms used herein should be understood as commonly understood by one of ordinary skill in the art, and the use of the terms "comprising" or "including" and the like in the present invention is intended to mean that elements or items listed before the term encompass elements or items listed after the term and their equivalents, without excluding other elements or items, that "connected" or "connected" and the like are not limited to physical or mechanical connections, but may also include electrical connections, whether direct or indirect, that "up", "down", "left", "right", and the like are used merely to indicate relative positional relationships, which may also change accordingly when the absolute position of the object being described changes.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The environment-friendly and efficient carbon furnace comprises a carbon furnace main body (1), a flue (2) arranged on a furnace body of the carbon furnace main body (1), and a gate plate (3) vertically arranged above the flue (2), wherein a through slot (21) is formed in the inner wall of the top of the flue (2) in a penetrating manner, and the environment-friendly and efficient carbon furnace is characterized by further comprising a clearing mechanism arranged on the flue (2);
clear away the mechanism including set up in on flue (2) bottom inner wall and with flashboard (3) corresponding control groove (7), two be splayed form set up in control the uncovered scraping wings (8) in groove (7) and set up in control the top piece that pushes away in groove (7), scraping wings (8) with flue (2) bottom inner wall is articulated to link to each other, wear equal level on the inner wall of slot (21) both sides and seted up touch force groove (15), touch force inslot (15) be provided with push away top piece matched with power supply part.
2. The environmentally friendly and efficient carbon furnace of claim 1, wherein: the top pushing part comprises a first movable plate (10) horizontally arranged at the bottom of the flue (2), a first push rod (9) vertically fixed at one end of the first movable plate (10) and a bearing frame (12) vertically fixed at the other end of the first movable plate (10), the tail end of the first push rod (9) penetrates into the inner side of the control groove (7) and abuts against the bottom surface of the material pushing plate (8), the bearing frame (12) is vertically distributed on the side edge of the flue (2), and a rod body of the bearing frame (12) is slidably connected with a sliding supply sleeve (13) fixedly connected with the side edge of the flue (2).
3. The environmentally friendly and efficient carbon furnace of claim 2, wherein: the confession power part including slide set up in touch power piece (16) in touch power groove (15) inboard and vertical fixed the embedding locate magnetic sheet (18) on flashboard (3) side, the one end rigid coupling of touch power piece (16) have with magnetic sheet (17) that magnetic sheet (18) are corresponding, the other end of touch power piece (16) is the inclined plane form.
4. The environment-friendly and efficient carbon furnace according to claim 3, wherein: the force supply component further comprises a second movable plate (11) which is horizontally arranged above the flue (2) and is vertically and fixedly connected with the tail end of the bearing frame (12), a second push rod (14) is vertically fixed at the bottom end of the second movable plate (11), the tail end of the second push rod (14) is in a hemispherical shape, and the tail end of the second push rod (14) penetrates into the inner side of the touch force groove (15) and is abutted to the inclined plane of the touch force block (16).
5. The environmentally friendly and efficient carbon furnace of claim 4, wherein: the bottom vertical fixation who touches power piece (16) has stopper (19), touch set up on the inner wall of power groove (15) bottom with the spout of stopper (19) looks adaptation, stopper (19) with reset spring (20) have been connected to the rigid coupling between the inner wall of spout one side.
6. The environmentally friendly and efficient carbon furnace of claim 1, wherein: all be provided with actuating mechanism on the outer wall of flue (2) both sides, actuating mechanism include vertical set up in telescopic cylinder (6) on flue (2) side, telescopic cylinder's (6) one end be fixed with push-and-pull board (4) of flashboard (3) top side perpendicular rigid coupling mutually, telescopic cylinder's (6) the other end be fixed with bearing board (5) of flue (2) side perpendicular rigid coupling.
CN202222478188.3U 2022-09-19 2022-09-19 Environment-friendly efficient carbon furnace Active CN218480915U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222478188.3U CN218480915U (en) 2022-09-19 2022-09-19 Environment-friendly efficient carbon furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222478188.3U CN218480915U (en) 2022-09-19 2022-09-19 Environment-friendly efficient carbon furnace

Publications (1)

Publication Number Publication Date
CN218480915U true CN218480915U (en) 2023-02-14

Family

ID=85167770

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222478188.3U Active CN218480915U (en) 2022-09-19 2022-09-19 Environment-friendly efficient carbon furnace

Country Status (1)

Country Link
CN (1) CN218480915U (en)

Similar Documents

Publication Publication Date Title
CN218480915U (en) Environment-friendly efficient carbon furnace
CN208392851U (en) A kind of visual panel silk-screen baking and curing furnace feeding device
CN2924451Y (en) Automatic feeding device of metal ingot for melting furnace
CN201519744U (en) Automatic kiln type natural gas roasting mould oven
CN211953702U (en) Waste heat recovery utilizes formula high temperature lift stove
CN201321426Y (en) Sealing mechanism of continuous drying bended furnace lifting passage
CN110553499A (en) Device for discharging carbon blocks from bottom of vertical roasting furnace and using method
CN205774643U (en) A kind of electric arc furnace seals ramp automatic feeding device
CN214250573U (en) Movable material pushing mechanism
CN210485732U (en) Conveying device in cremator furnace body
CN205383895U (en) A picture peg formula doffer for limekiln
CN107841618A (en) Efficient oxidation calciner is used in a kind of rare earth waste recovery
CN208776656U (en) A kind of dual hopper charging apparatus with automatic discharging turnover panel
CN219714017U (en) Kiln gate structure
CN1234802C (en) Device for lifting and removing oven doors of coking oven
CN107782153A (en) A kind of the wicket automatic clamping seal apparatus that can accurately adjust and wicket automatic clamping encapsulation method
CN205784521U (en) A kind of pneumatic mechanism of scratching in the ashes of rotary kiln receiving hopper single cylinder
CN219415733U (en) Automatic feeding and discharging device for box-type furnace
CN206847361U (en) A kind of preheating in rotary kiln device feed bin
CN220502892U (en) Electric melting furnace for melting medium borosilicate glass
CN204923887U (en) Induction heating furnace bell lift stop gear
CN204593403U (en) Incinerator feed inlet device
CN215725100U (en) Reinforced self-sealing furnace cover
CN217559853U (en) Boiler decoking system
CN209338371U (en) Glass melter takes off ash door

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant