CN210188031U - A concrete recovery unit for environment-friendly mixing plant - Google Patents
A concrete recovery unit for environment-friendly mixing plant Download PDFInfo
- Publication number
- CN210188031U CN210188031U CN201921179542.4U CN201921179542U CN210188031U CN 210188031 U CN210188031 U CN 210188031U CN 201921179542 U CN201921179542 U CN 201921179542U CN 210188031 U CN210188031 U CN 210188031U
- Authority
- CN
- China
- Prior art keywords
- rectangular
- screening
- fixedly connected
- wall
- plate
- 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
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The utility model relates to the technical field of concrete recovery, and discloses a concrete recovery device for an environment-friendly mixing plant, which comprises a collecting tank, a screening box and a funnel, wherein four corners of the lower surface of the screening box are respectively and fixedly connected with four supporting legs, the collecting tank is positioned below the screening box, the collecting tank is connected with the screening box through a pipeline, the lower surface of the funnel is fixedly connected with the upper surface of the screening box, the concrete is put into the collecting device for the environment-friendly mixing plant from the funnel, a water pipe is connected into a water outlet of the funnel, concrete slurry on the surfaces of stones and sands can be washed away by water, then the gravels in the concrete are classified through a stone screening plate and a sand screening plate of the screening box, the gravels after screening can be directly used for concrete production, and the collecting tank at the bottom of the screening box is used for collecting concrete slurry, the collected slurry can be directly used for production after being treated.
Description
Technical Field
The utility model relates to a concrete recovery technical field specifically is a concrete recovery unit for environment-friendly mixing plant.
Background
Concrete, referred to as "concrete (t you ng)": refers to the general name of engineering composite materials formed by cementing aggregate into a whole by cementing materials. The term concrete generally refers to cement as the cementing material and sand and stone as the aggregate; the cement concrete, also called as common concrete, is widely applied to civil engineering and is one of the most important civil engineering materials in the present generation. The artificial stone is prepared by a cementing material, granular aggregate (also called aggregate), water, an additive and an admixture which are added if necessary according to a certain proportion, and the artificial stone is formed by uniformly stirring, closely molding, curing and hardening. Meanwhile, the concrete also has the characteristics of high compressive strength, good durability, wide strength grade range and the like. Due to the characteristics, the concrete recycling device has a wide application range, is not only used in various civil engineering, namely shipbuilding industry, machinery industry, ocean development, geothermal engineering and the like, but also is an important material, and is inevitably wasted due to excessive and ubiquitous use of concrete in actual construction, so that the concrete recycling device is required to recycle the concrete, and waste is avoided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a concrete recycling device for environment-friendly mixing plant possesses the advantage such as be convenient for retrieve classification, has solved the categorised problem of being not convenient for retrieve.
(II) technical scheme
In order to realize the above-mentioned categorised purpose of being convenient for retrieve, the utility model provides a following technical scheme: a concrete recovery device for an environment-friendly mixing plant comprises a collecting tank, a screening box and a funnel, wherein four supporting legs are fixedly connected to four corners of the lower surface of the screening box respectively, the collecting tank is positioned below the screening box, the collecting tank is connected with the screening box through a pipeline, the lower surface of the funnel is fixedly connected with the upper surface of the screening box, a water outlet is formed in the inner wall of the funnel, a stone screening plate is arranged at the upper end inside the screening box, a sand screening plate is arranged below the stone screening plate, a rectangular plate a is fixedly connected to the left surface and the right surface of the stone screening plate respectively, a spring b is fixedly connected to the upper surfaces of the two rectangular plates a respectively, a short rod a is fixedly connected to the front surface and the back surface of the two rectangular plates a respectively, a cross rod a is fixedly connected to the right surface of the short rod a on the right side, and a round ball b is fixedly connected to the right surface of the cross rod, the left side and the right side of the sand screening plate are respectively fixedly connected with a rectangular plate b, the front side and the back side of the rectangular plate b are respectively fixedly connected with a short rod b, the upper surface of the rectangular plate b is respectively fixedly connected with a spring c, the right side of the rectangular plate b is fixedly connected with a cross rod b, the upper surface of the cross rod b is fixedly connected with a vertical rod, the upper surface of the vertical rod is fixedly connected with the lower surface of the cross rod a, the left side inner wall of the screening box is provided with two rectangular grooves which are mutually vertical, the right side inner wall of the screening box is provided with two rectangular through holes which are mutually vertical, the rectangular grooves and the rectangular through holes are in one-to-one correspondence, the rectangular grooves and the front side and back side inner walls of the rectangular through holes are respectively inwards concave with a sliding groove, the rectangular plate a fixedly connected with the left side and the right side of the stone screening plate is respectively, four short rods a are respectively inserted into four sliding grooves at the upper end, rectangular plates b fixedly connected with the left and right sides of a sand screening plate are respectively inserted into a rectangular groove at the lower end of the inner wall at the left side of the screening box and a rectangular through hole at the lower end of the inner wall at the right side, four short rods b are respectively inserted into four sliding grooves at the lower end, the upper surfaces of two springs b are respectively fixedly connected with the upper surface of the inner wall of the rectangular groove at the upper end of the screening box and the upper surface of the inner wall of the rectangular through hole at the upper end of the screening box, the upper surfaces of two springs c are respectively fixedly connected with the upper surface of the inner wall of the rectangular groove at the lower end of the screening box and the upper surface of the inner wall of the rectangular through hole at the lower end of the screening box, a rectangular through hole is, the upper surface of the baffle is provided with a circular groove, the front surface of the baffle is provided with a rectangular concave hole, the back surface of the rectangular concave hole is communicated with the side wall of the circular groove, the inside of the circular groove is provided with a spring a, the lower surface of the spring a is fixedly connected with the lower surface of the circular groove, the upper surface of the spring a is fixedly connected with a round rod, the inside of the rectangular concave hole is provided with an adjusting rod, the back surface of the adjusting rod is fixedly connected with the front surface of the round rod, the upper end of the round rod is inserted into the circular concave hole on the upper surface of the rectangular through hole, the back surface of the inner wall of the screening box is respectively provided with two rectangular grooves, the inner wall of the back surface of each rectangular groove is provided with a threaded hole, the threaded hole penetrates through the back surface of the screening box, the two rectangular grooves are respectively positioned above the stone, the front surface of the screw rod is movably connected with the back surface of the rectangular plate.
Preferably, a supporting rod is arranged on the right side of the screening box, and the upper end of the supporting rod is fixedly connected with a motor.
Preferably, the front of the motor is fixedly connected with a rotating shaft, the front of the rotating shaft is fixedly connected with a disc, and the side of the disc is fixedly connected with a cross rod c.
Preferably, the left surface of the cross rod c is fixedly connected with a round ball a, and the round ball a is positioned above the round ball b.
(III) advantageous effects
Compared with the prior art, the utility model provides a concrete recovery unit for environment-friendly mixing plant possesses following beneficial effect:
1. this a concrete recovery unit for environment-friendly mixing plant, put into the concrete from the funnel, insert the delivery port of funnel with the water pipe again, the concrete slurry on stone and sand surface can be washed away to the utilization water, the grit in the concrete of stone screening board and sand screening board through the screening case is classified again after that, the grit after the screening can directly be used for the production of concrete, the collection tank of rethread screening bottom of the case portion is collected the thick liquid of concrete, the thick liquid of collection can directly be used for production after handling, through such recovery mode, can directly transport the material after retrieving in the production of concrete, great improvement like this the efficiency of recycling.
2. This a concrete recovery unit for environment-friendly mixing plant, the rotation through the motor drives the rotation of pivot, the rotation of pivot drives the rotation of disc, the rotation of disc drives the rotation of horizontal pole c, the rotation of horizontal pole c drives the rotation of ball an, the rotation of ball an can strike ball b, ball b receives can downstream after the striking, and make a round trip to vibrate, ball b make a round trip to vibrate the vibration that drives stone screening board and sand screening board, thereby make the more abundant of screening.
3. This a concrete recycling device for environment-friendly mixing plant, after the screening is accomplished, can take away the baffle from the front of screening case through the downward movement, the rethread rotates the removal that the lead screw promoted the rectangular plate to thereby release the grit after will screening respectively from the screening incasement, can not make the grit mix like this, avoid still needing the condition emergence of screening once more.
Drawings
FIG. 1 is a schematic structural view of a concrete recycling device for an environmentally friendly mixing plant according to the present invention;
FIG. 2 is a schematic structural view of a rectangular through hole of a concrete recycling device for an environmentally friendly mixing plant according to the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
figure 4 is the utility model relates to a concrete recycling device stone screening plate and sand screening plate's that is used for environment-friendly mixing plant structural schematic.
In the figure: 1 collection tank, 2 supporting legs, 3 screening boxes, 4 baffles, 401 rectangular concave holes, 402 circular grooves, 403 circular rods, 404 adjusting rods, 405 spring a, 5 stone screening plates, 501 spring b, 502 rectangular plates a, 503 short rods a, 504 vertical rods, 505 cross rods a, 6 rectangular plates, 7 funnels, 8 water outlets, 9 lead screws, 10 round balls a, 11 cross rods c, 12 round balls b, 13 round discs, 14 rotating shafts, 15 motors, 16 supporting rods, 17 rectangular through holes, 18 rectangular through holes, 19 sand screening plates, 1901 spring c, 1902 cross rods b, 1903 short rods b, 1904 rectangular plates b, 20 threaded holes, 21 rectangular grooves, 22 sliding grooves and 23 rectangular grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, a concrete recycling device for an environment-friendly mixing plant comprises a collection tank 1, a screening box 3 and a funnel 7, four support legs 2 are fixedly connected to four corners of the lower surface of the screening box 3 respectively, the collection tank 1 is positioned below the screening box 3, the collection tank 1 is connected with the screening box 3 through a pipeline, the lower surface of the funnel 7 is fixedly connected with the upper surface of the screening box 3, a water outlet 8 is arranged on the inner wall of the funnel 7, a stone screening plate 5 is arranged at the upper end inside the screening box 3, a sand screening plate 19 is arranged below the stone screening plate 5, a rectangular plate a502 is fixedly connected to each of the left and right surfaces of the stone screening plate 5, a spring b501 is fixedly connected to each of the upper surfaces of the two rectangular plates a502, a short rod a503 is fixedly connected to each of the front and back surfaces of the two rectangular plates a502, the right side of the right short rod a503 is fixedly connected with a cross rod a505, the right side of the cross rod a505 is fixedly connected with a round ball b12, the left side and the right side of a sand screening plate 19 are respectively fixedly connected with a rectangular plate b1904, the front side and the back side of the rectangular plate b1904 are respectively fixedly connected with a short rod b1903, the upper surface of the rectangular plate b1904 is respectively fixedly connected with a spring c1901, the right side of the rectangular plate b1904 is fixedly connected with a cross rod b1902, the upper surface of the cross rod b1902 is fixedly connected with a vertical rod 504, the upper surface of the vertical rod 504 is fixedly connected with the lower surface of the cross rod a505, the inner wall of the left side of the screening box 3 is provided with two rectangular grooves 23, the two rectangular grooves 23 are mutually vertical, the inner wall of the right side of the screening box 3 is provided with two rectangular through holes 17, the two rectangular through holes 17 are mutually vertical, the rectangular grooves 23 are in one-to-one correspondence with, the left and right surfaces of the stone screening plate 5 are fixedly connected with a rectangular plate a502 which is respectively inserted into a rectangular groove 23 at the upper end of the left inner wall of the screening box 3 and a rectangular through hole 17 at the upper end of the right inner wall, four short rods a503 are respectively inserted into four sliding grooves 22 at the upper end, the left and right surfaces of the sand screening plate 19 are fixedly connected with a rectangular plate b1904 which is respectively inserted into a rectangular groove 23 at the lower end of the left inner wall of the screening box 3 and a rectangular through hole 17 at the lower end of the right inner wall, four short rods b1903 are respectively inserted into four sliding grooves 22 at the lower end, the upper surfaces of two springs b501 are respectively fixedly connected with the upper surface of the inner wall of the rectangular groove 23 at the upper end of the screening box 3 and the upper surface of the inner wall of the rectangular through hole 17 at the upper end of the screening box 3, the upper surfaces of two springs c190, the upper end and the lower end of the front surface of the screening box 3 are respectively provided with a rectangular through hole 18, the upper surfaces of the two rectangular through holes 18 are respectively provided with a round concave hole, the interiors of the two rectangular through holes 18 are respectively provided with a baffle 4, the upper surface of the baffle 4 is provided with a round groove 402, the front surface of the baffle 4 is provided with a rectangular concave hole 401, the back surface of the rectangular concave hole 401 is communicated with the side wall of the round groove 402, the interior of the round groove 402 is provided with a spring a405, the lower surface of the spring a405 is fixedly connected with the lower surface of the round groove 402, the upper surface of the spring a405 is fixedly connected with a round rod 403, the interior of the rectangular concave hole 401 is provided with an adjusting rod 404, the back surface of the adjusting rod 404 is fixedly connected with the front surface of the round rod 403, the upper end of the round rod 403 is inserted into the, a threaded hole 20 is formed in the inner wall of the back of the rectangular groove 21, the threaded hole 20 penetrates through the back of the screening box 3, the two rectangular grooves 21 are respectively located above the stone screening plate 5 and above the sand screening plate 19, a rectangular plate 6 is arranged inside the rectangular groove 21, a lead screw 9 is arranged inside the threaded hole 20, the front of the lead screw 9 is movably connected with the back of the rectangular plate 6, a supporting rod 16 is arranged on the right side of the screening box 3, the supporting rod 16 and the supporting leg 2 are fixed on the ground, a motor 15 is fixedly connected to the upper end of the supporting rod 16, a rotating shaft 14 is fixedly connected to the front of the motor 15, a disc 13 is fixedly connected to the front of the rotating shaft 14, a cross rod c11 is fixedly connected to the side of the disc 13, a ball a10 is fixedly connected to the left side of the cross rod c11, and the ball a10 is.
When the screening machine is used, the rotation of the rotating shaft 14 is driven by the rotation of the motor 15, the rotation of the rotating shaft 14 drives the rotation of the disc 13, the rotation of the disc 13 drives the rotation of the cross rod c11, the rotation of the cross rod c11 drives the rotation of the ball a10, the rotation of the ball a10 can impact the ball b12, the ball b12 can move downwards after being impacted and vibrate back and forth, and the back and forth vibration of the ball b12 drives the vibration of the stone screening plate 5 and the sand screening plate 19, so that the screening is more sufficient.
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 (6)
1. The utility model provides a concrete recovery unit for environment-friendly mixing plant, including holding vessel (1), screening case (3) and funnel (7), four lower surface four angles difference four fixedly connected with supporting legs (2) of screening case (3), holding vessel (1) is located the below of screening case (3), be in the same place through pipe connection between holding vessel (1) and screening case (3), the lower surface of funnel (7) is in the same place with the last fixed surface of screening case (3), a delivery port (8) have been seted up on the inner wall of funnel (7), the inside upper end of screening case (3) is provided with a stone screening plate (5), its characterized in that: the utility model discloses a gravel screening plate, including stone screening plate (5), spring b (501) of upper surface difference fixed connection of two rectangular slab a (502), two sides difference fixed connection short pole an (503) around two rectangular slab a (502), a horizontal pole an (505) of right side short pole an (503) right side fixed connection, a ball b (12) of right side fixed connection of horizontal pole a (505), gravel screening plate (5) the below is provided with a grit screening plate (19), stone screening plate (5) about two sides difference fixed connection rectangular slab a (502), two spring b (501) of upper surface difference fixed connection of two rectangular slab a (502).
2. The concrete recycling device for the environment-friendly mixing plant according to claim 1, characterized in that: the sand screening plate is characterized in that the left side and the right side of the sand screening plate (19) are fixedly connected with a rectangular plate b (1904) respectively, the front side and the rear side of the rectangular plate b (1904) are fixedly connected with a short rod b (1903) respectively, the upper surface of the rectangular plate b (1904) is fixedly connected with a spring c (1901) respectively, the right side of the rectangular plate b (1904) is fixedly connected with a transverse rod b (1902), and the upper surface of the transverse rod b (1902) is fixedly connected with a vertical rod (504).
3. The concrete recycling device for the environment-friendly mixing plant according to claim 2, characterized in that: the upper surface of montant (504) is in the same place with the lower fixed connection of horizontal pole a (505), two rectangle recesses (23) have been seted up to the left side inner wall of screening case (3), two rectangle recesses (23) mutually perpendicular, two rectangle through-holes (17) have been seted up to the right side inner wall of screening case (3), two rectangle through-holes (17) mutually perpendicular, rectangle recess (23) and rectangle through-hole (17) one-to-one, spout (22) of indent respectively are distinguished to both sides inner wall around rectangle recess (23) and rectangle through-hole (17).
4. The concrete recycling device for the environment-friendly mixing plant according to claim 1, characterized in that: the two sides fixed connection's rectangular plate a (502) about stone screening board (5) inserts respectively in rectangle recess (23) of screening case (3) left side inner wall upper end and rectangle through-hole (17) of right side inner wall upper end, four quarter butt a (503) insert respectively in four spout (22) of upper end, sand screening board (19) about two sides fixed connection's rectangular plate b (1904) insert respectively in rectangle recess (23) of screening case (3) left side inner wall lower extreme and rectangle through-hole (17) of right side inner wall lower extreme, four quarter butt b (1903) insert respectively in four spout (22) of lower extreme, the upper surface of two spring b (501) fixed connection respectively is at the upper surface of screening case (3) rectangle recess (23) inner wall and the upper surface of rectangle through-hole (17) inner wall of screening case (3) upper end, the upper surface of two spring c (1901) fixed connection respectively is in rectangle recess (23) of screening case (3) lower extreme The upper surface of the wall and the upper surface of the inner wall of the rectangular through hole (17) at the lower end of the screening box (3).
5. The concrete recycling device for the environment-friendly mixing plant according to claim 1, characterized in that: the upper end and the lower end of the front surface of the screening box (3) are respectively provided with a rectangular through hole (18), the upper surfaces of the two rectangular through holes (18) are respectively provided with a round concave hole, the interiors of the two rectangular through holes (18) are respectively provided with a baffle (4), the upper surface of the baffle (4) is provided with a round groove (402), the front surface of the baffle (4) is provided with a rectangular concave hole (401), the back surface of the rectangular concave hole (401) is communicated with the side wall of the round groove (402), the interior of the round groove (402) is provided with a spring a (405), the lower surface of the spring a (405) is fixedly connected with the lower surface of the round groove (402), the upper surface of the spring a (405) is fixedly connected with a round rod (403), the interior of the rectangular concave hole (401) is provided with an adjusting rod (404), the back surface of the adjusting rod (404, the upper end of the round rod (403) is inserted into a round concave hole on the upper surface of the rectangular through hole (18).
6. The concrete recycling device for the environment-friendly mixing plant according to claim 1, characterized in that: the back surface of the inner wall of the screening box (3) is respectively provided with two rectangular grooves (21), the back inner wall of each rectangular groove (21) is provided with a threaded hole (20), each threaded hole (20) penetrates through the back surface of the screening box (3), the two rectangular grooves (21) are respectively positioned above the stone screening plate (5) and the sand screening plate (19), a rectangular plate (6) is arranged inside each rectangular groove (21), a lead screw (9) is arranged inside each threaded hole (20), the front surface of each lead screw (9) is movably connected with the back surface of each rectangular plate (6), a supporting rod (16) is arranged on the right surface of the screening box (3), the upper end of each supporting rod (16) is fixedly connected with a motor (15), the front surface of each motor (15) is fixedly connected with a rotating shaft (14), and the front surface of each rotating shaft (14) is fixedly connected with a disc (13), the side surface of the disc (13) is fixedly connected with a cross rod c (11), the left surface of the cross rod c (11) is fixedly connected with a round ball a (10), and the round ball a (10) is positioned above the round ball b (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921179542.4U CN210188031U (en) | 2019-07-25 | 2019-07-25 | A concrete recovery unit for environment-friendly mixing plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921179542.4U CN210188031U (en) | 2019-07-25 | 2019-07-25 | A concrete recovery unit for environment-friendly mixing plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210188031U true CN210188031U (en) | 2020-03-27 |
Family
ID=69868461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921179542.4U Active CN210188031U (en) | 2019-07-25 | 2019-07-25 | A concrete recovery unit for environment-friendly mixing plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210188031U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114433594A (en) * | 2022-01-12 | 2022-05-06 | 山东鲁辰重工机械有限公司 | Waste recycling equipment for concrete mixing plant |
-
2019
- 2019-07-25 CN CN201921179542.4U patent/CN210188031U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114433594A (en) * | 2022-01-12 | 2022-05-06 | 山东鲁辰重工机械有限公司 | Waste recycling equipment for concrete mixing plant |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103319121B (en) | Fluidic backfill material produced by building garbage fines and construction method | |
| CN205058306U (en) | Automatic concrete mixer of feeding | |
| CN107096637A (en) | A kind of simple and efficient sandstone screening plant | |
| CN105622014A (en) | Multi-strength regeneration brick aggregate fiber concrete and preparing method thereof | |
| CN104072058A (en) | Recycled concrete produced from construction wastes and production method thereof | |
| CN104711974B (en) | A kind of steel tube regeneration concrete complex carrier stake and preparation method thereof | |
| CN102731030A (en) | Environmentally-friendly machine spray mortar, its production method and its use method | |
| CN107285692A (en) | A kind of preparation method of high-performance composite earth building materials | |
| CN104556766A (en) | Construction method for building foundation bed employing recycled concrete | |
| CN110330272A (en) | A kind of solidification regeneration product process of construction slurry | |
| CN108505409B (en) | Solidified muddy soil and construction waste regenerated aggregate composite inorganic material and forming method thereof | |
| CN110963735A (en) | Nano crystal nucleus early strength agent for steam-curing-free precast concrete member | |
| CN210188031U (en) | A concrete recovery unit for environment-friendly mixing plant | |
| CN103979889B (en) | A kind of method utilizing the Yellow River silt and architecture sediment to prepare river course bank base root stone | |
| CN102838373A (en) | Tubular pile residual grout foaming brick and manufacturing method thereof | |
| CN112627541B (en) | Construction method of indoor building | |
| CN106396581A (en) | Method for producing autoclaved aerated concrete high-precision building blocks through circularly utilizing cutting waste materials | |
| CN114262188B (en) | Flowing backfill material for buried pipeline and preparation method and backfill method thereof | |
| CN114396058A (en) | Design method for preparing low-strength fluidized backfill material from construction waste fines | |
| CN101269520B (en) | Method for producing concrete building block by using pipe pile wastewater slurry | |
| CN101269519B (en) | Method for producing water conservancy concrete wrest block and four-pin hollow block by using pipe pile wastewater slurry | |
| CN210453236U (en) | Concrete rapid mixing device | |
| CN209649115U (en) | A kind of architectural engineering high-efficiency stirring concrete apparatus | |
| CN206366449U (en) | A kind of building waste classification retracting device | |
| CN213890566U (en) | Novel environmental protection concrete manufacturing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200529 Address after: 274000 in the Dian Hu Tun office yard, Heze Development Zone, Shandong Province Patentee after: Heze urban construction Lvyuan Environmental Protection Technology Co.,Ltd. Address before: 274000 Shandong Province, Heze City Development Zone, Tuen tenant office Sha Wo Cun Patentee before: HEZE PENGYUAN CONCRETE Co.,Ltd. |