CN115007019A - Green building - Google Patents

Green building Download PDF

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Publication number
CN115007019A
CN115007019A CN202111157555.3A CN202111157555A CN115007019A CN 115007019 A CN115007019 A CN 115007019A CN 202111157555 A CN202111157555 A CN 202111157555A CN 115007019 A CN115007019 A CN 115007019A
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CN
China
Prior art keywords
fixedly connected
block
green
outer side
barrel
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Pending
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CN202111157555.3A
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Chinese (zh)
Inventor
范钦栋
李虎
王航
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North China University of Water Resources and Electric Power
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North China University of Water Resources and Electric Power
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.)
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Application filed by North China University of Water Resources and Electric Power filed Critical North China University of Water Resources and Electric Power
Priority to CN202111157555.3A priority Critical patent/CN115007019A/en
Publication of CN115007019A publication Critical patent/CN115007019A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a green environment-friendly building which comprises a table, wherein the upper surface of the table is fixedly connected with a cylinder, the upper end in the cylinder is provided with a higher-level transmission structure, the higher-level transmission structure comprises a servo motor, a tensioning wheel, a transmission wheel, a secondary rotating shaft and a main shaft, and the upper surface of the cylinder is fixedly connected with a box body through a support column. This green building, through the box, the cooperation setting of higher level purifying plate and subordinate purifying plate, make this green building possess the effect of being convenient for purify toxic gas, thereby played convenient, swift effect, reached the purpose of being convenient for purify waste gas and energy-concerving and environment-protective, through higher level transmission structure, the smooth cooperation setting with the puddler of subordinate transmission structure, can stir the raw materials through the indirect drive puddler of servo motor at the in-process that uses, and then played the efficient effect, the purpose that improves stirring effect has been reached.

Description

Green building
Technical Field
The invention relates to the technical field of building preparation, in particular to a green environment-friendly building.
Background
The green environmental protection refers to an action that human beings take to protect nature. The green environmental protection mark is formed by three parts, namely, the lower green environmental protection part, the left and right leaves and the bud in the center, which symbolize natural ecology. The color is green, which indicates life, agriculture and environmental protection. The figure is a perfect circle for protection. The green building has the advantages of saving resources, protecting the environment, reducing pollution, providing healthy, applicable and efficient use space for people and realizing the harmonious symbiosis of people and nature to the maximum extent in the life cycle.
Present green building, in the production process, need stir the raw materials, can produce waste gas at the in-process of stirring preparation, this kind of waste gas can cause the pollution to the environment and current agitating unit can not carry out effectual collection, current agitating unit is single in arranging of in-process (mixing) shaft and flabellum that uses in addition, has the poor shortcoming of effect of stirring, and the material can direct impact on (mixing) shaft and flabellum at the in-process that gets into agitating unit, influences agitating unit's life-span. In conclusion, the existing stirring device has the defects that the production waste gas cannot purify the polluted environment, the stirring effect is poor, the service life is short and the like.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a green environment-friendly building which has the advantages of convenience for purifying polluted environment by production waste gas, good stirring effect, long service life and the like, and solves the problems that the production waste gas cannot purify the polluted environment, the stirring effect is poor and the service life is short.
(II) technical scheme
In order to realize the purposes of facilitating the purification of the production waste gas and the environment pollution, having good stirring effect and long service life, the invention provides the following technical scheme: a green environment-friendly building comprises a table, wherein the upper surface of the table is fixedly connected with a cylinder, the upper end in the cylinder is provided with a superior transmission structure, the superior transmission structure comprises a servo motor, a tension wheel, a transmission wheel, a secondary rotating shaft and a main shaft, the upper surface of the cylinder body is fixedly connected with a box body through a support column, a superior purification plate and an inferior purification plate are sequentially arranged in the box body from top to bottom, an ejection structure is arranged in the box body and comprises a primary spring, a secondary spring, an ejector block, a conical block and a clamping block, the upper part of the outer side surface of the main shaft is fixedly connected with stirring teeth, the middle part of the outer side surface of the main shaft is fixedly connected with a disc, an edge of the disc is provided with an inclined angle of 30 degrees, and the lower parts of the outer side surfaces of the main shaft and the secondary rotating shaft are fixedly connected with stirring rods.
Preferably, the interior roof middle part and the servo motor fixed connection of barrel, servo motor's output fixedly connected with rectangular plate, the lower surface middle part and the main shaft fixed connection of rectangular plate, the one end of main shaft is passed through the bearing and is connected with the interior diapire middle part rotation of barrel, the upper surface one side of rectangular plate is passed through the round bar and is connected with the inner wall rotation of barrel.
Preferably, the lateral surface one side fixedly connected with main wheel of main shaft, the recess has been seted up to interior roof one side of barrel the rectangular channel has all been seted up to interior roof and interior roof one side of barrel, the inner wall fixedly connected with two-way electric telescopic handle of recess, two-way electric telescopic handle's expansion end terminal surface fixedly connected with quarter butt.
Preferably, the outer side surface of the short rod is rotatably connected with the tensioning wheel, the inner wall of the rectangular groove is fixedly connected with a third-level spring, one end of the third-level spring is rotatably connected with a secondary rotating shaft, one end of the secondary rotating shaft is movably connected with the cylinder through a bearing, and the outer side surface of the secondary rotating shaft is fixedly connected with the driving wheel.
Preferably, one side surfaces of the tensioning wheel, the driving wheel and the main wheel are in transmission connection with a conveying belt, one side inside the cylinder is provided with a lower-level transmission structure, the inner structure of the lower-level transmission structure is the same as that of the upper-level transmission structure, and through holes matched with the main shaft and the secondary rotating shaft are formed in the upper surface of the disc respectively.
Preferably, the inside of box respectively with higher level purification board and subordinate purification board sliding connection, the equal fixedly connected with handle in lateral surface one side of higher level purification board and subordinate purification board, the ejection groove has been seted up to the inner wall of box, the inside wall middle part and the one-level spring fixed connection in ejection groove.
Preferably, the one end and the kicking block fixed connection of one-level spring, lateral surface one side fixedly connected with fixed block of kicking block, the one end of fixed block respectively with higher level's purification board and subordinate's purification board butt, launch interior diapire and interior roof one side in groove all with second grade spring fixed connection.
Preferably, one end of the secondary spring is fixedly connected with the clamping block, a clamping groove matched with the clamping block is formed in the outer side surface of the ejecting block, a connecting rod is movably connected to the inner wall of the box body, a rotating block is fixedly connected to one end of the connecting rod, and one end of the connecting rod is fixedly connected with the conical block.
Preferably, the lateral surface of fixture block sets up the spacing groove with toper piece looks adaptation, the lower fixed surface of desk is connected with the table leg, the lateral surface middle part fixedly connected with crossbeam of table leg, the lateral surface upper portion of barrel is provided with the feed inlet, the lateral surface lower part of barrel is provided with the discharge gate.
(III) advantageous effects
Compared with the prior art, the invention provides a green environment-friendly building which has the following beneficial effects:
1. this green building, through the box, the cooperation setting of higher level purifying plate and subordinate purifying plate, make this green building possess the effect of being convenient for purify toxic gas, thereby played convenient, swift effect, reached the purpose of being convenient for purify waste gas and energy-concerving and environment-protective, through higher level transmission structure, the smooth cooperation setting with the puddler of subordinate transmission structure, can stir the raw materials through the indirect drive puddler of servo motor at the in-process that uses, and then played the efficient effect, the purpose that improves stirring effect has been reached.
2. This green building, cooperation setting through higher level transmission structure and subordinate transmission structure, make this green building possess and be convenient for adjust from level axis of rotation and the indirect effect of main shaft, thereby played the effect that can adjust stirring width according to the demand, cooperation setting through ejection structure and disc, the in-process that uses breaks away from and the chucking kicking block through the indirect fixture block that drives of rotatory turning block, also can avoid the condition of raw materials impact puddler, and then played the effect of being convenient for change higher level purifying plate and subordinate purifying plate, the purpose of increase of service life has been reached.
Drawings
FIG. 1 is a schematic view of a green environment-friendly building structure according to the present invention;
FIG. 2 is a schematic view of a three-dimensional front sectional structure of an environment-friendly building according to the present invention;
FIG. 3 is a schematic view of an elevational sectional structure of a green environment-friendly building according to the present invention;
FIG. 4 is an enlarged schematic view of the point A in FIG. 3 of the construction diagram of a green environment-friendly building according to the present invention;
fig. 5 is an enlarged schematic view of a portion B in a structure diagram 3 of a green environment-friendly building according to the present invention.
In the figure: 1. a table; 2. a barrel; 3. a box body; 301. a servo motor; 302. a tension wheel; 303. a driving wheel; 304. a slave stage rotating shaft; 305. a main shaft; 4. an upper purification plate; 5. a lower purification plate; 6. an ejection structure; 601. a primary spring; 602. a secondary spring; 603. a top block; 604. a conical block; 605. a clamping block; 7. stirring teeth; 8. a disc; 9. a stirring rod; 10. a rectangular plate; 11. a main wheel; 12. a bidirectional electric telescopic rod; 13. a short bar; 14. a tertiary spring; 15. a fixed block; 16. a connecting rod; 17. rotating the block; 18. superior transmission structure.
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. 1-5, a green environment-friendly building comprises a table 1, a cylinder 2 is fixedly connected to the upper surface of the table 1, a superior transmission structure 18 is arranged at the upper end inside the cylinder 2, the superior transmission structure 18 comprises a servo motor 301, a tension pulley 302, a transmission wheel 303, a secondary rotation shaft 304 and a spindle 305, the middle of the inner top wall of the cylinder 2 is fixedly connected with the servo motor 301, the output end of the servo motor 301 is fixedly connected with a rectangular plate 10, the middle of the lower surface of the rectangular plate 10 is fixedly connected with the spindle 305, one end of the spindle 305 is rotatably connected with the middle of the inner bottom wall of the cylinder 2 through a bearing, one side of the upper surface of the rectangular plate 10 is rotatably connected with the inner wall of the cylinder 2 through a round rod, one side of the outer side surface of the spindle 305 is fixedly connected with a main wheel 11, one side of the inner top wall of the cylinder 2 is provided with a groove, and one side of the inner bottom wall are provided with rectangular grooves, the inner wall of the groove is fixedly connected with a bidirectional electric telescopic rod 12, the movable end face of the bidirectional electric telescopic rod 12 is fixedly connected with a short rod 13, the outer side face of the short rod 13 is rotatably connected with a tension wheel 302, the inner wall of the rectangular groove is fixedly connected with a tertiary spring 14, one end of the tertiary spring 14 is rotatably connected with a secondary rotating shaft 304, one end of the secondary rotating shaft 304 is movably connected with the barrel 2 through a bearing, the outer side face of the secondary rotating shaft 304 is fixedly connected with a driving wheel 303, the tension wheel 302, one side faces of the driving wheel 303 and a main wheel 11 are all in transmission connection with a conveying belt, one side inside the barrel 2 is provided with a secondary transmission structure, the internal structure of the secondary transmission structure is the same as that of a superior transmission structure 18, the upper surface of a disc 8 is respectively provided with through holes matched with a main shaft 305 and the secondary rotating shaft 304, and the upper surface of the barrel 2 is fixedly connected with a box body 3 through a support column, the inside of the box body 3 is sequentially provided with a superior purification plate 4 and a subordinate purification plate 5 from top to bottom, the inside of the box body 3 is provided with an ejection structure 6, the ejection structure 6 comprises a primary spring 601, a secondary spring 602, a top block 603, a conical block 604 and a fixture block 605, the inside of the box body 3 is respectively connected with the superior purification plate 4 and the subordinate purification plate 5 in a sliding way, one side of the outer side surface of the superior purification plate 4 and the subordinate purification plate 5 is fixedly connected with a handle, the inner wall of the box body 3 is provided with an ejection groove, the middle part of the inner side wall of the ejection groove is fixedly connected with the primary spring 601, one end of the primary spring 601 is fixedly connected with the top block 603, one side of the outer side surface of the top block 603 is fixedly connected with a fixture block 15, one end of the fixture block 15 is respectively abutted against the superior purification plate 4 and the subordinate purification plate 5, one side of the inner bottom wall and one side of the inner top wall of the ejection groove are fixedly connected with the secondary spring 602, one end of the fixture block 602 is fixedly connected with the fixture block 605, the draw-in groove with fixture block 605 looks adaptation is seted up to the lateral surface of kicking block 603, the inner wall swing joint of box 3 has connecting rod 16, the one end fixedly connected with turning block 17 of connecting rod 16, the one end and the toper piece 604 fixed connection of connecting rod 16, the lateral surface upper portion fixedly connected with stirring tooth 7 of main shaft 305, the lateral surface middle part fixedly connected with disc 8 of main shaft 305, a edges and corners department of disc 8 is provided with inclination 30's oblique angle, the equal fixedly connected with puddler 9 in lateral surface lower part of main shaft 305 and follow level axis of rotation 304, the spacing groove with toper piece 604 looks adaptation is seted up to the lateral surface of fixture block 605, the lower fixed surface of desk 1 is connected with the table leg, the lateral surface middle part fixedly connected with crossbeam of table leg, the lateral surface upper portion of barrel 2 is provided with the feed inlet, the lateral surface lower part of barrel 2 is provided with the discharge gate.
When the stirring device is used, a user pours raw materials into the barrel body 2 through the feeding hole, the raw materials fall on the disc 8 and then fall into the barrel body 2, the situation that the raw materials impact the stirring rod 9 is avoided, the service life is prolonged, then the servo motor 301 is started, the output end of the servo motor 301 drives the spindle 305, the main wheel 11 and the stirring teeth 7 to rotate, at the moment, the main wheel 11 drives the driving wheel 303 to rotate through the conveying belt, so as to drive the secondary rotating shaft 304 to rotate, the stirring rod 9 rotates, when the stirring is required to be adjusted, the user drives the short rod 13 to move to one side through the bidirectional electric telescopic rod 12, in the moving process, the secondary rotating shaft 304 is driven to move to one side in the rectangular groove through the action of the conveying belt, the tertiary spring 14 is extruded, the efficient effect is achieved, the purpose of improving the stirring effect is achieved, and a large amount of waste gas is generated in the operation process, if the waste gas is not treated and discharged, the environment is polluted, so the waste gas is discharged through the upper purification plate 4 and the lower purification plate 5 in the box body 3, the green environment-friendly building has the effect of conveniently purifying toxic gas, thereby playing the roles of convenience and quickness, achieving the purposes of waste gas purification convenience, energy conservation and environmental protection, and when the purifier is used for a long time, the upper purification plate 4 and the lower purification plate 5 are often poor in purification effect, at this time, the user manually rotates the rotating block 17, the rotating block 17 drives the conical block 604 to move through the connecting rod 16, and the conical block is separated from the clamping block 605, and compresses the second-stage spring 602, at this time, the upper-stage purification plate 4 and the lower-stage purification plate 5 can be ejected out for replacement through the top block 603 and the fixing block 15 under the action of the first-stage spring 601, thereby playing the role of being convenient for replacing the higher purification plate 4 and the lower purification plate 5 and achieving the purpose of prolonging the service life.
In conclusion, the green environmental protection building, through the box body 3, the upper purification plate 4 and the lower purification plate 5 are arranged in a matching way, so that the green environmental protection building has the effect of conveniently purifying toxic gases, thereby achieving the effects of convenience and quickness, achieving the purposes of conveniently purifying waste gases and saving energy and protecting environment, through the upper transmission structure 18 and the lower transmission structure 9 which are arranged in a matching way, the stirring rod 9 can be indirectly driven by the servo motor 301 to stir raw materials in the using process, further achieving the efficient effect, achieving the purpose of improving the stirring effect, through the matching arrangement of the upper transmission structure 18 and the lower transmission structure, the green environmental protection building has the effect of conveniently adjusting the secondary rotating shaft 304 and the main shaft 305, thereby achieving the effect of adjusting the stirring width according to the requirement, through the matching arrangement of the ejection structure 6 and the disc 8, in the using process, the rotating block 17 indirectly drives the clamping block 605 to be separated from and clamp the jacking block 603, so that the situation that the raw materials impact the stirring rod 9 can be avoided, the effect of facilitating the replacement of the upper purification plate 4 and the lower purification plate 5 is achieved, and the purpose of prolonging the service life is achieved.
It should be noted that, in this document, relational terms such as first and second, and the like are 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. Without further limitation, the use of the verb "comprise a" to define an element does not exclude the presence of another, same element in a process, method, article, or apparatus that comprises the element.
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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. A green building, includes desk (1), its characterized in that: the upper surface of the table (1) is fixedly connected with a cylinder body (2), the upper end in the cylinder body (2) is provided with a superior transmission structure (18), the superior transmission structure (18) comprises a servo motor (301), a tension wheel (302), a transmission wheel (303), a secondary rotating shaft (304) and a main shaft (305), the upper surface of the cylinder body (2) is fixedly connected with a box body (3) through a support column, the interior of the box body (3) is sequentially provided with a superior purification plate (4) and a subordinate purification plate (5) from top to bottom, the interior of the box body (3) is provided with an ejection structure (6), the ejection structure (6) comprises a primary spring (601), a secondary spring (602), a top block (603), a conical block (604) and a fixture block (605), the upper part of the outer side surface of the main shaft (305) is fixedly connected with a stirring tooth (7), and the middle part of the outer side surface of the main shaft (305) is fixedly connected with a disc (8), an edge of the disc (8) is provided with an inclined angle of 30 degrees, and the lower parts of the outer side surfaces of the main shaft (305) and the secondary rotating shaft (304) are fixedly connected with stirring rods (9).
2. The green and environment-friendly building according to claim 1, wherein: interior roof middle part and servo motor (301) fixed connection of barrel (2), the output end fixedly connected with rectangular plate (10) of servo motor (301), the lower surface middle part and main shaft (305) fixed connection of rectangular plate (10), the one end of main shaft (305) is passed through the bearing and is rotated with the interior bottom wall middle part of barrel (2) and be connected, the inner wall of upper surface one side through round bar and barrel (2) of rectangular plate (10) rotates and is connected.
3. The green building according to claim 1, wherein: lateral surface one side fixedly connected with main wheel (11) of main shaft (305), the recess has been seted up to interior roof one side of barrel (2) the rectangular channel has all been seted up to interior roof and interior bottom wall one side of barrel (2), the two-way electric telescopic handle (12) of inner wall fixedly connected with of recess, expansion end terminal surface fixedly connected with quarter butt (13) of two-way electric telescopic handle (12).
4. A green environmental protection building according to claim 3, wherein: the outer side face of the short rod (13) is rotatably connected with the tension wheel (302), a third-stage spring (14) is fixedly connected to the inner wall of the rectangular groove, one end of the third-stage spring (14) is rotatably connected with a secondary rotating shaft (304), one end of the secondary rotating shaft (304) is movably connected with the cylinder (2) through a bearing, and the outer side face of the secondary rotating shaft (304) is fixedly connected with the transmission wheel (303).
5. The green building according to claim 3, wherein: one side surfaces of the tension wheel (302), the driving wheel (303) and the main wheel (11) are all connected with a conveying belt in a transmission mode, a lower-level transmission structure is arranged on one side inside the barrel (2), the inner structure of the lower-level transmission structure is the same as that of the upper-level transmission structure (18), and through holes matched with the main shaft (305) and the auxiliary-level rotating shaft (304) are formed in the upper surface of the disc (8) respectively.
6. The green and environment-friendly building according to claim 1, wherein: the inside of box (3) respectively with higher level purifying plate (4) and subordinate purifying plate (5) sliding connection, the equal fixedly connected with handle in lateral surface one side of higher level purifying plate (4) and subordinate purifying plate (5), the inner wall of box (3) has been seted up and has been launched the groove, launch inside wall middle part and one-level spring (601) fixed connection in groove.
7. The green and environment-friendly building according to claim 6, wherein: one end and kicking block (603) fixed connection of one-level spring (601), lateral surface one side fixedly connected with fixed block (15) of kicking block (603), the one end of fixed block (15) respectively with higher level purification board (4) and subordinate's purification board (5) butt, launch interior diapire and interior roof one side in groove all with second grade spring (602) fixed connection.
8. The green and environment-friendly building according to claim 1, wherein: one end of the secondary spring (602) is fixedly connected with the clamping block (605), the outer side surface of the top block (603) is provided with a clamping groove matched with the clamping block (605), the inner wall of the box body (3) is movably connected with a connecting rod (16), one end of the connecting rod (16) is fixedly connected with a rotating block (17), and one end of the connecting rod (16) is fixedly connected with the conical block (604).
9. The green building according to claim 8, wherein: the limiting groove matched with the conical block (604) is formed in the outer side face of the clamping block (605), table legs are fixedly connected to the lower surface of the table (1), cross beams are fixedly connected to the middle of the outer side face of each table leg, a feeding hole is formed in the upper portion of the outer side face of the barrel body (2), and a discharging hole is formed in the lower portion of the outer side face of the barrel body (2).
CN202111157555.3A 2021-09-30 2021-09-30 Green building Pending CN115007019A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111157555.3A CN115007019A (en) 2021-09-30 2021-09-30 Green building

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111157555.3A CN115007019A (en) 2021-09-30 2021-09-30 Green building

Publications (1)

Publication Number Publication Date
CN115007019A true CN115007019A (en) 2022-09-06

Family

ID=83065193

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111157555.3A Pending CN115007019A (en) 2021-09-30 2021-09-30 Green building

Country Status (1)

Country Link
CN (1) CN115007019A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4200183B1 (en) * 2008-05-23 2008-12-24 アタカ大機株式会社 Stirrer
CN111498925A (en) * 2020-04-29 2020-08-07 华北水利水电大学 Sewage purification treatment device
CN112263906A (en) * 2020-11-04 2021-01-26 浙江三龙催化剂有限公司 Waste gas treatment equipment of convenient high-efficient type
CN212632180U (en) * 2020-05-13 2021-03-02 辽宁鼎昊建设工程有限公司 Building waste gas purification device
CN112915912A (en) * 2021-01-30 2021-06-08 邱小雯 Environment-friendly energy-saving building raw material stirring machine
CN112939104A (en) * 2021-01-25 2021-06-11 梁晓彤 Green building sewage treatment device
CN112942696A (en) * 2021-02-01 2021-06-11 华北水利水电大学 Green building
JP6910586B1 (en) * 2020-10-14 2021-07-28 杭州楽守科技有限公司 Reaction kettle that can scratch the wall

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4200183B1 (en) * 2008-05-23 2008-12-24 アタカ大機株式会社 Stirrer
CN111498925A (en) * 2020-04-29 2020-08-07 华北水利水电大学 Sewage purification treatment device
CN212632180U (en) * 2020-05-13 2021-03-02 辽宁鼎昊建设工程有限公司 Building waste gas purification device
JP6910586B1 (en) * 2020-10-14 2021-07-28 杭州楽守科技有限公司 Reaction kettle that can scratch the wall
CN112263906A (en) * 2020-11-04 2021-01-26 浙江三龙催化剂有限公司 Waste gas treatment equipment of convenient high-efficient type
CN112939104A (en) * 2021-01-25 2021-06-11 梁晓彤 Green building sewage treatment device
CN112915912A (en) * 2021-01-30 2021-06-08 邱小雯 Environment-friendly energy-saving building raw material stirring machine
CN112942696A (en) * 2021-02-01 2021-06-11 华北水利水电大学 Green building

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Application publication date: 20220906

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