CN215637104U - Dry ice cleaning device for construction engineering of floating ash recovery technology on boiler fins - Google Patents
Dry ice cleaning device for construction engineering of floating ash recovery technology on boiler fins Download PDFInfo
- Publication number
- CN215637104U CN215637104U CN202121479998.XU CN202121479998U CN215637104U CN 215637104 U CN215637104 U CN 215637104U CN 202121479998 U CN202121479998 U CN 202121479998U CN 215637104 U CN215637104 U CN 215637104U
- Authority
- CN
- China
- Prior art keywords
- dust
- spray gun
- pipe
- boiler
- dust collection
- 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
Links
Images
Landscapes
- Cleaning By Liquid Or Steam (AREA)
Abstract
The application relates to a dry ice cleaning device for construction engineering of floating ash recovery technology on boiler fins, belonging to the field of boiler cleaning and recovery equipment, comprising a case provided with a first mounting cavity and a second mounting cavity, wherein the first mounting cavity and the second mounting cavity are not communicated with each other; the spray gun is connected with the dry ice cleaning auxiliary equipment in the first mounting cavity through an ice outlet pipe; the dust collection pipe is sleeved on the periphery of the ice outlet pipe, a dust collection space is formed between the dust collection pipe and the ice outlet pipe, one end of the dust collection pipe is connected with the recovery auxiliary equipment in the second mounting cavity, and the other end of the dust collection pipe is connected with the spray gun; the dust collecting cover is a horn-shaped dust collecting cover and is arranged at one end of the dust collecting pipe close to the spray gun; make the spray gun of ice pipe tip produce when wasing sink and float by the timely suction of dust absorption pipe through above-mentioned scheme, not only can reach the purpose of retrieving sink and float, but also can play the effect of dust removal, the sink and float timely suction that will wash reduces its area to drifting around, not only can improve operating personnel's sight, but also can reduce the injury to operating personnel.
Description
Technical Field
The utility model relates to the field of boiler cleaning and recycling equipment, in particular to a dry ice cleaning device for construction engineering of floating ash recycling technology on boiler fins.
Background
The boiler is a main boiler for generating steam, mainly comprises an economizer, an evaporator, a superheater and the like, is easy to cause the deposition and hardening of boiler fin tubes (including the superheater, the economizer and the fin tubes of the evaporator) after long-time operation, and greatly reduces the heat transfer efficiency due to the ash scale on the boiler fin tubes, because the thermal resistance of the ash scale is almost 400 times that of steel, the heat efficiency of a heating furnace is reduced, the temperature of a hearth is increased, the heat exchange of the boiler is reduced, the temperature of the superheater is increased, and the heat cannot be effectively utilized. Therefore, the boiler is required to be periodically cleaned, the conventional cleaning technology mostly adopts a dry ice on-line cleaning mode at present, and the boiler is widely applied because the boiler has the advantages of on-line cleaning, no need of disassembling a finned tube and low cleaning cost. However, the floating ash generated during the on-line cleaning of the dry ice is large, and a large area of dust is generated during the cleaning, so that the sight of an operator is influenced, and the operator still has great influence on the operator although the operator is provided with labor protection articles; in addition, the floating ash has higher nutrition cost, so the floating ash can be recycled. In the prior art, the recovery of the floating ash is generally carried out in a mode of air suction by a fan, but in the mode, the dust suction port is generally far away from a boiler fin tube, so that the recovery and dust suction effects are poor.
SUMMERY OF THE UTILITY MODEL
This application is in order to solve current AQC boiler when wasing, and the recovery that floats to sink generally is the mode that induced drafts through the fan, but under this kind of recovery dust removal mode at present, its dust absorption mouth is generally far away apart from boiler fin pipe, the relatively poor problem of effect of its recovery and dust absorption, the dry ice belt cleaning device of the ash recovery technique construction engineering that floats on this application design is used for boiler fin, and the technical scheme of its concrete adoption is:
a dry ice belt cleaning device for floating ash recovery technology construction engineering on boiler fin includes:
the device comprises a case, a first mounting cavity and a second mounting cavity, wherein the case is provided with the first mounting cavity and the second mounting cavity which are not communicated with each other, the first mounting cavity is used for mounting dry ice cleaning auxiliary equipment, and the second mounting cavity is used for mounting recovery auxiliary equipment;
the spray gun is connected with the dry ice cleaning auxiliary equipment in the first mounting cavity through an ice outlet pipe;
the dust collection pipe is sleeved on the periphery of the ice outlet pipe, a dust collection space is formed between the dust collection pipe and the ice outlet pipe, one end of the dust collection pipe is connected with the recovery auxiliary equipment in the second installation cavity, and the other end of the dust collection pipe is connected with the spray gun;
the dust collection cover is a horn-shaped dust collection cover and is arranged at one end of the dust collection pipe close to the spray gun.
Preferably, the dust collection cover is in a circular truncated cone-shaped shell structure, and the inner diameter of the large opening end of the dust collection cover is 8-10 times of the diameter of the spray gun.
Preferably, the dust collection cover is a transparent dust collection cover.
Preferably, the dust hood is provided with an operation window, a blocking plate is rotatably arranged at the operation window, and a locking piece is connected between the blocking plate and the dust hood.
Preferably, the dust collection cover has a connection part, and the dust collection cover is detachably disposed on the dust collection pipe through the connection part.
Preferably, the connecting part is a bamboo joint type telescopic cylinder which is in threaded connection with the dust collection pipe.
Preferably, the dust suction pipe is provided with a rigid pipe section and a flexible pipe section, one end of the dust suction pipe section close to the spray gun is the rigid pipe section, and the outer wall of the rigid pipe section is connected with a hand-held handle.
Preferably, the spray gun comprises:
the spray gun comprises a spray gun head and a spray gun main body structure, wherein one end of the spray gun head is provided with a first threaded connection end, the spray gun main body structure is provided with a second threaded connection end, and the spray gun head is in threaded connection with the second threaded connection end of the spray gun main body structure through the first threaded connection end.
Preferably, the end face of the spray gun head far away from the main structure of the spray gun is a spherical surface, the spray gun head is provided with two ice outlets which are symmetrically arranged on the spherical surface of the spray gun head at an included angle, and the included angle between the two ice outlets is 30-180 degrees.
According to the utility model, the dust suction pipe is arranged at the periphery of the ice outlet pipe, and the dust suction space is arranged between the dust suction pipe and the ice outlet pipe, so that the floating and sinking generated by the spray gun at the end part of the ice outlet pipe during cleaning is sucked out by the dust suction pipe in time, the aim of recovering the floating and sinking can be achieved, the dust removal effect can be achieved, the cleaned floating and sinking can be sucked out in time, the area of the cleaned floating and sinking towards the periphery is reduced, the sight of an operator can be improved, and the injury to the operator can be reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the left side view of the dust cage of FIG. 1;
FIG. 3 is an enlarged view taken at I in FIG. 1;
fig. 4 is a cross-sectional view a-a of fig. 1.
In the figure, the device comprises a case 1, a case 101, a first installation cavity 102, a second installation cavity 2, a spray gun 201, a spray gun main body structure 202, a spray gun head 203, an ice outlet 3, an ice outlet pipe 4, a branch pipe 5, a dust collection space 6, a dust collection cover 7, a dust collection pipe 701, a rigid pipe section 702, a flexible pipe section 8, a bamboo joint type telescopic cylinder 9, an operation window 10, a blocking plate 11, a handheld handle 12, an installation framework 13 and an end cover.
Detailed Description
In order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings.
In addition, in the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc., indicate orientations and positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
As shown in fig. 1-4, the dry ice cleaning device is used for the construction engineering of the floating ash recovery technology on the boiler fins, and is mainly used in the construction process of the boiler fin cleaning service engineering. The dust collection device mainly comprises a case 1, a spray gun 2, a dust collection pipe 7 and a dust collection cover 6. The case 1 is a case 1 of the all-in-one machine, and a first installation cavity 101 and a second installation cavity 102 are formed in the case 1. The first installation cavity 101 and the second installation cavity 102 are not communicated with each other, the first installation cavity 101 is used for installing dry ice cleaning auxiliary equipment (inside the first installation cavity, not shown in the drawing), and the second installation cavity 102 is used for installing recovery auxiliary equipment (inside the second installation cavity, not shown in the drawing). The auxiliary device for cleaning dry ice is realized by utilizing all parts of the existing cleaning machine except for the nozzle and the ice outlet pipe 3, namely the auxiliary device for cleaning dry ice is the whole body of the cleaning machine, the whole body of the cleaning machine is fixedly arranged in the first mounting cavity 101, and the difference is that the ice outlet 203 on the whole body of the cleaning machine is connected with one end of the ice outlet pipe 3, and the other end of the ice outlet pipe 3 is connected with the spray gun 2. The recovery auxiliary device is realized by utilizing the existing negative pressure recovery mode, namely the existing negative pressure recovery device, and comprises a negative pressure fan and a dust remover, wherein the dust remover adopts the structure of the existing dust remover, and the dust remover is integrally installed and fixed in the second installation cavity 102, except that the air inlet of the negative pressure fan is connected with the dust suction pipe 7.
The main improvement point of this application lies in, dust absorption pipe 7 cover establish go out the periphery of ice pipe 3 and with go out ice pipe 3 between have dust absorption space 5, and the fixed of dust absorption pipe 7 on going out ice pipe 3 then sets up a plurality of installation skeleton 12 along the length direction interval of dust absorption pipe 7 in dust absorption space 5, installation skeleton 12 includes an interior central axle hub and an outer central axle hub, connect a plurality of connecting strip between interior central axle hub and the outer central axle hub, and it passes the centre bore of interior central axle hub to go out ice pipe 3, the outer periphery of outer central axle hub pastes the inner wall of tight dust absorption pipe 7, so connect dust absorption pipe 7 and play ice pipe 3. As for the connection and installation of the ice discharging pipe 3 at the end near the body of the washing machine and the dust removing pipe at the end near the negative pressure recovery device, specifically, the dust collecting pipe 7 leads out a branch pipe 4 at the end near the negative pressure recovery device, the length of the branch pipe 4 is short, the branch pipe 4 is used for the ice discharging pipe 3 inside to pass through and lead out, meanwhile, an end cover 13 is screwed on the outer circumferential wall of the branch pipe 4, and the end cover 13 seals the branch pipe 4 after the ice discharging pipe 3 passes through, so as to prevent the floating dust adsorbed inside from leaking from the branch pipe.
The dust hood 6 is a trumpet-shaped dust hood 6 and is arranged at one end of the dust collection pipe 7 close to the spray gun 2, and the dust hood 6 is trumpet-shaped and can better adsorb dust on a boiler and comprises a superheater, an evaporator, a coal economizer and other fin pipes. Because, when cleaning finned tubes such as overheaters, evaporators and economizers in AQC boilers, the boiler needs to be shut down first, on the basis of not disassembling the finned tubes, cleaning personnel enter the boiler to clean the finned tubes inside on line, when cleaning, especially when the finned tubes are laid horizontally, the cleaning personnel generally clean the upper and lower surfaces, and when cleaning the lower surfaces of the finned tubes, the cleaning personnel lift up to clean, and the dust hood 6 is arranged, so that the floating and sinking can be just sucked into the dust hood 6, meanwhile, the floating and sinking just fall into the dust hood 6 under the action of gravity, the dust hood 6 can collect and recover the floating and sinking to a large extent, the absorption and recovery effects are good, the visibility of the cleaning personnel is improved, and the health hazard degree of the cleaning personnel is reduced.
To when the cleaning machine washs the fin pipe of boiler inside, can also be simultaneously at the current dust extraction of the end-to-end connection of boiler, when wasing, open the dust absorption mouth of boiler afterbody and carry out the dust absorption to boiler inside simultaneously, this dust cage 6 is outside the timely suction of the superficial dirt that produces in the twinkling of an eye and then improve the visibility of inside washing position to wasing, the whole suction of the whole dispersed superficial dirt in the boiler that the dust absorption of cooperation boiler afterbody can not be in the boiler inside by the timely suction of dust absorption pipe, improve the inside environment of boiler, further improvement inside cleaning personnel's operational environment, the recovery effect of superficial dirt after also further improvement washs.
Further, in one embodiment, the dust hood 6 is in a truncated cone-shaped shell structure, the occupied space can be reduced on the basis of ensuring the dust collection area, when a fin tube in the boiler is cleaned, the internal space of the fin tube is limited, so that the occupied space is smaller and better on the basis of ensuring the dust collection area, in addition, the inner diameter of the large opening end of the dust hood 6 is 8-10 times of the diameter of the spray gun 2, the explosion range of dry ice formed on the fin tube during cleaning of the spray gun 2 can be matched, and the smaller dust hood 6 cannot play the roles of dust collection, dust collection and recovery in the environment of cleaning the boiler at all.
Further, for the convenience of in abluent in-process, dust cage 6 does not hinder the cleaning personnel to observe the cleaning result and change abluent position, dust cage 6 is transparent dust cage 6, preferentially adopt transparent plastic with dust cage 6 in this application, because, when carrying out online cleaning to the boiler, need the handheld spray gun 2 of cleaning personnel, the continuous cleaning position that changes of dust cage 6 realizes whole boiler inner superheater, evaporimeter, the whole washing of fin pipes such as economizer, and transparent plastic can reduce weight on the basis of guaranteeing the transparency, reduce cleaning personnel's labour, reduce fatigue strength.
Furthermore, as the dust collection cover 6 is arranged on the dust collection pipe 7, and the dust collection pipe 7 is sleeved on the periphery of the ice outlet pipe 3, the switch of the spray gun 2 is also sleeved in the dust collection cover 6, in order to facilitate a cleaning person to operate the switch of the spray gun 2, the dust collection cover 6 is provided with an operation window 9, the operation window 9 is rotatably provided with a plugging plate 10, a locking piece is connected between the plugging plate 10 and the dust collection cover 6, when the switch of the spray gun 2 needs to be operated, the plugging plate 10 is opened, a hand passes through the operation window 9 to operate the switch of the spray gun 2, when the switch of the spray gun 2 does not need to be operated, the plugging plate 10 is closed by a hand, and the plugging plate 10 plugs the operation window 9, so that the floating and sinking are prevented from being exposed from the position. In addition, the structure of the locking piece is realized by adopting the existing lock catch, and the specific structure of the lock catch is mature prior art, and the detailed description is omitted here.
Further, for the convenience of carrying and adapting to different working environments, the dust hood 6 is provided with a connecting part, the dust hood 6 is detachably arranged on the dust collection pipe 7 through the connecting part, the detachable connection is threaded connection, when the cleaning and dust collection integrated machine needs to be carried, the dust hood can be detached, the dust hood 6 can be mounted to collect dust, collect dust and recover floating and sinking when the cleaning and dust collection integrated machine needs to be carried.
Further, in an embodiment, the connection portion is a bamboo joint type telescopic cylinder 8, one end of the bamboo joint type telescopic cylinder 8 has an external thread, one end of the dust suction pipe 7 has an internal thread, the bamboo joint type telescopic cylinder 8 is in threaded connection with one end of the dust suction pipe 7, the other end of the bamboo joint type telescopic cylinder 8 and the dust collection cover 6 are in an integral structure, the purpose of enabling the connection portion to be telescopic by adopting the bamboo joint type telescopic cylinder 8 is to avoid the situation that the dust collection cover 6 cannot enter the fin pipe at different positions in the boiler due to different space sizes, for example, when the fin pipe in the boiler is close to the inner wall of the boiler and is cleaned, the spray gun 2 may not extend to the position for cleaning due to the existence of the dust collection cover 6, the reason of the interference is that the vertical distance between the edge of the dust collection cover 6 and the end of the spray gun 2 is too small, namely, the length of the spray gun 2 extending out of the dust collection cover 6 is small, therefore, the dust hood 6 is greatly interfered by the dust hood 6, when the dust hood 6 interferes with the cleaning of the spray gun 2, the length of the bamboo joint type telescopic cylinder 8 of the dust hood 6 is adjusted, namely the length of the bamboo joint type telescopic cylinder 8 is shortened, so that the vertical distance between the dust hood 6 and the spray gun 2 is increased, the limitation of the spray gun 2 by the dust hood 6 is small, and the spray gun 2 can be cleaned particularly at the position close to the inner wall of the boiler through the fin pipe.
Further, in order to adapt to the working condition of fin dust collection in the boiler, that is, a cleaning person holds the spray gun 2 to move continuously to change the cleaning position, all the fin tubes such as a superheater, an evaporator and an economizer in the boiler are cleaned, the dust collection tube 7 is provided with a rigid tube segment 701 and a flexible tube segment 702, the rigid tube segment 701 is used for providing rigid support, the flexible tube segment 702 can prevent the phenomenon of bending caused by continuous pulling of the cleaning person out of the ice tube 3 and the dust collection tube 7 in the cleaning process, the cleaning person can pull the dust collection tube 7 in the cleaning process, one end, close to the spray gun 2, of the dust collection tube 7 is the rigid tube segment 701 and is used for providing rigid support with the spray gun 2, in addition, the outer wall of the rigid tube segment 701 is connected with a handheld handle 11, and the handheld handle 11 is convenient for the cleaning person to hold the spray gun 2 and a dust collection hood, so that the cleaning position can be changed conveniently.
Further, to the structure of spray gun 2, concrete spray gun head 202 and the spray gun major structure 201 of including, spray gun head 202 one end has first thread connection end, spray gun major structure 201 has second thread connection end, spray gun head 202 is through the second thread connection end threaded connection of first thread connection end with spray gun major structure 201, be convenient for like this change spray gun head 202, can change the spray gun head 202 of different shapes according to the washing shape of difference for the shape of spray gun head 202 matches the shape of the part that washs more, and then improves the cleaning performance.
Furthermore, the end surface of the spray gun head 202 far away from the spray gun main body structure 201 is spherical, the spherical surface is small in size and small in occupied space, the spray gun head 202 is provided with two ice outlets which are symmetrically arranged on the spherical surface of the spray gun head 202 at an included angle, the included angle between the two ice outlets is 30-180 degrees, the spray gun head 202 is provided with the two ice outlets to clean the boiler fin tube in a matching manner, because each fin on the fin tube such as a superheater, an evaporator, an economizer and the like in the boiler is provided with two cleaning surfaces, and after a plurality of fins are arranged side by side, a certain space gap is formed between the fins, the fin tube is cleaned on line, at present, one surface of the fins is generally cleaned first, and then the other surface is cleaned, so that the operation is complicated, and the cleaning time is also prolonged; two ice outlets and included angle setting in this application can wash the two sides of fin simultaneously, and the two sides of fin here mean to wash simultaneously between two adjacent fins or a plurality of adjacent fins, improve cleaning efficiency, reduce the cleaning time.
The above-described embodiments should not be construed as limiting the scope of the utility model, and any alternative modifications or alterations to the embodiments of the present invention will be apparent to those skilled in the art.
The present invention is not described in detail, but is known to those skilled in the art.
Claims (9)
1. A dry ice belt cleaning device for floating ash recovery technology construction engineering on boiler fin, its characterized in that includes:
the device comprises a case, a first cooling device and a second cooling device, wherein the case is provided with a first mounting cavity and a second mounting cavity, the first mounting cavity and the second mounting cavity are not communicated with each other, the first mounting cavity is used for mounting dry ice cleaning auxiliary equipment, and the second mounting cavity is used for mounting recovery auxiliary equipment;
the spray gun is connected with the dry ice cleaning auxiliary equipment in the first installation cavity through an ice outlet pipe;
the dust collection pipe is sleeved on the periphery of the ice outlet pipe, a dust collection space is formed between the dust collection pipe and the ice outlet pipe, one end of the dust collection pipe is connected with the recovery auxiliary equipment in the second mounting cavity, and the other end of the dust collection pipe is connected with the spray gun;
the dust collection cover is a horn-shaped dust collection cover and is arranged at one end of the dust collection pipe close to the spray gun.
2. A dry ice cleaning device for boiler fin dust recycling technical construction project as claimed in claim 1, characterized in that the dust cage is in the form of a truncated cone shaped shell structure, the inner diameter of the big mouth end of the dust cage is 8-10 times of the diameter of the spray gun.
3. A dry ice cleaning device for construction engineering of dust recycling technology on boiler fins as claimed in claim 2, characterized in that the dust cage is a transparent dust cage.
4. A dry ice cleaning device for boiler fin dust recycling technical construction project as claimed in claim 3, characterized in that the dust hood has an operation window, a blocking plate is rotatably arranged at the operation window, and a locking piece is connected between the blocking plate and the dust hood.
5. A dry ice cleaning device for construction engineering of recycling of floating ash on boiler fins as claimed in claim 4, characterized in that the dust hood has a connection part, through which the dust hood is detachably arranged on the dust suction pipe.
6. The dry ice cleaning device for the construction engineering of the floating ash recovery technology on the boiler fins as claimed in claim 5, wherein the connecting part is a bamboo joint type telescopic cylinder, and the bamboo joint type telescopic cylinder is in threaded connection with the dust collection pipe.
7. A dry ice cleaning device for the technical construction engineering of recycling the floating ash on the boiler fins according to the claim 1 or 6, characterized in that the dust suction pipe is provided with a rigid pipe section and a flexible pipe section, one end of the dust suction pipe section close to the spray gun is provided with the rigid pipe section, and the outer wall of the rigid pipe section is connected with a hand-held handle.
8. A dry ice cleaning device for construction engineering of fly ash recovery techniques on boiler fins according to claim 1, characterized in that the spray gun comprises:
the spray gun comprises a spray gun head and a spray gun main body structure, wherein one end of the spray gun head is provided with a first threaded connection end, the spray gun main body structure is provided with a second threaded connection end, and the spray gun head is in threaded connection with the second threaded connection end of the spray gun main body structure through the first threaded connection end.
9. The dry ice cleaning device for the boiler fin fly ash recovery technology construction engineering according to claim 8, wherein an end surface of the lance head away from the lance main body structure is a spherical surface, the lance head is provided with two ice outlets symmetrically arranged on the spherical surface of the lance head at an included angle of 30-180 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121479998.XU CN215637104U (en) | 2021-06-30 | 2021-06-30 | Dry ice cleaning device for construction engineering of floating ash recovery technology on boiler fins |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121479998.XU CN215637104U (en) | 2021-06-30 | 2021-06-30 | Dry ice cleaning device for construction engineering of floating ash recovery technology on boiler fins |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215637104U true CN215637104U (en) | 2022-01-25 |
Family
ID=79947087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121479998.XU Active CN215637104U (en) | 2021-06-30 | 2021-06-30 | Dry ice cleaning device for construction engineering of floating ash recovery technology on boiler fins |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215637104U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115823568A (en) * | 2023-02-10 | 2023-03-21 | 威海市泓阳检测工程有限公司 | Boiler outer wall cleaning machine |
-
2021
- 2021-06-30 CN CN202121479998.XU patent/CN215637104U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115823568A (en) * | 2023-02-10 | 2023-03-21 | 威海市泓阳检测工程有限公司 | Boiler outer wall cleaning machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215637104U (en) | Dry ice cleaning device for construction engineering of floating ash recovery technology on boiler fins | |
| CN207533625U (en) | A kind of dry ice cleaning equipment for room conditioning cleaning | |
| CN206817878U (en) | Glass cleaning machine drying device | |
| CN211372464U (en) | Anti-blocking industrial flue gas waste heat energy-saving recovery device | |
| CN101717866B (en) | Pneumatic deslagging device for high temperature material cluster in magnesium metal reduction jar | |
| CN109323268B (en) | A kind of mating deashing device for being matched with waste incinerator and passing in and out grey nozzle | |
| CN103344120B (en) | Slag-removing, vacuum dust-pumping and waste heat recycling system of magnesium smelting furnace | |
| CN204717790U (en) | A kind of oil-collecting formula energy-conserving and environment-protective smoke exhaust ventilator | |
| CN206531423U (en) | Air-Cooling Island cleaning spraying device | |
| CN208004436U (en) | A kind of cleaning device of refrigeration equipment | |
| CN207487494U (en) | A kind of heat exchanging pipe ash cleaning tool for heat | |
| CN207640323U (en) | Brush head and dust catcher with it | |
| CN214095733U (en) | Continuous high-efficiency high-temperature gas condensation collector | |
| CN214949133U (en) | Slag falling pipe based on ultrasonic dust removal | |
| CN213273224U (en) | Electromagnetic scale removing device | |
| CN213701061U (en) | Inside ash removal device of electrical equipment | |
| CN208976404U (en) | Impurity cleaning device in a kind of computer keyboard | |
| CN208787140U (en) | Negative-pressure airflow scavenging machine | |
| CN207771601U (en) | A kind of multi-panel polishing machine dust gathering arrester | |
| CN204301166U (en) | A kind of energy-conserving and environment-protective smoke exhaust ventilator | |
| CN205362167U (en) | Photovoltaic power plant washs and equips dust exhaustor | |
| CN209116859U (en) | A kind of high-efficiency washing device of air-conditioning equipment evaporator | |
| CN205014385U (en) | Steam soot blower for power plant | |
| CN207806111U (en) | A kind of effective deashing device of radiation | |
| CN204911022U (en) | Energy -conserving dust remover of waste heat recovery formula |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |