CN212663691U - Crushing and sorting equipment for waste building structures - Google Patents
Crushing and sorting equipment for waste building structures Download PDFInfo
- Publication number
- CN212663691U CN212663691U CN202021165392.4U CN202021165392U CN212663691U CN 212663691 U CN212663691 U CN 212663691U CN 202021165392 U CN202021165392 U CN 202021165392U CN 212663691 U CN212663691 U CN 212663691U
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- crushing
- motor
- supporting
- case
- crushing box
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- 239000002699 waste material Substances 0.000 title claims description 26
- 239000000463 material Substances 0.000 claims abstract description 25
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 239000000428 dust Substances 0.000 abstract description 23
- 230000000694 effects Effects 0.000 abstract description 14
- 238000000926 separation method Methods 0.000 abstract description 8
- 238000012216 screening Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 208000035619 Back crushing Diseases 0.000 description 2
- 239000002956 ash Substances 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 240000006409 Acacia auriculiformis Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Crushing And Pulverization Processes (AREA)
Abstract
The utility model relates to a building engineering technical field just discloses a crushing sorting facilities of abandonment building structures, including smashing the case, the top fixed mounting who smashes the case has the income hopper that is linked together, the inside of smashing the case is rotated and is connected with two and smashes the roller, two smash the relative one side of roller and contact, the back the right-hand member of smashing the roller runs through and rotate the right side that is connected to crushing case. The utility model discloses a, extend to the inside of smashing the case and install the vibrations wheel through the output shaft at the second motor, thereby make the second motor can drive vibrations wheel pair conical screen and produce the vibration when the operation, make the material can be filtered by conical screen, and conical screen installs the unloading pipe bottom, thereby make the material after the screening remove by unloading pipe, the flying dust of selecting is got rid of by the discharging pipe with the dust, it is relatively better to finally make the device reach the separation effect to dust and building rubbish, reduce the effect of dust to operational environment's pollution from the ear root.
Description
Technical Field
The utility model relates to a building engineering technical field specifically is a crushing sorting facilities of abandonment building structures.
Background
The construction waste refers to residue, waste soil, waste material, sludge and other wastes generated in the process of constructing, laying, dismantling and repairing various buildings, structures, pipe networks and the like by construction, construction units or individuals, and along with the development of the economic society, the green treatment of the waste building structures becomes a necessary trend, and treatment devices such as waste building structure crushers and the like are already appeared in the market at present.
The crushing device of the building in the existing market is convenient for compressing and crushing the waste building structures generated by building removal, is convenient for construction workers to collect and carry, and reduces the adverse effect of the waste building structures on building structure collection.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a crushing sorting facilities of abandonment building structures possesses the separation effect to dust and building rubbish relatively better, reduces advantages such as dust to operational environment's pollution from the ear root, has solved current device when smashing building rubbish, and the dust is not good enough problem with building rubbish's separation effect relatively.
(II) technical scheme
For realize above-mentioned separation effect to dust and building rubbish better relatively, reduce the purpose of dust to operational environment's pollution from the ear root, the utility model provides a following technical scheme: the crushing and sorting equipment for the waste building structures comprises a crushing box, wherein a communicated feeding hopper is fixedly installed at the top of the crushing box, two crushing rollers are rotatably connected inside the crushing box, opposite sides of the two crushing rollers are in contact, the right end of the crushing roller on the back surface penetrates through and is rotatably connected to the right side of the crushing box, a motor is fixedly installed on the right side of the crushing box, an output shaft of the motor is fixedly connected with the right end of the crushing roller on the back surface, the left sides of the two crushing rollers penetrate through to the left side of the crushing box and are fixedly provided with rotating gears, opposite sides of the two rotating gears are mutually meshed, a supporting frame is slidably connected inside the crushing box, a conical screen is fixedly installed on the bottom surface inside the supporting frame, and a discharging pipe is fixedly installed at the bottom of the conical screen;
the utility model discloses a crushing box, including the unloading pipe, the bottom of unloading pipe runs through and sliding connection to smash the bottom of case, the equal fixed mounting in the left and right sides of the bottom of crushing case has the discharging pipe that is linked together, two adjustment tanks, four have all been seted up to the front and back both sides of crushing left side inner wall of case and right inner wall equal sliding connection has a supporting shoe, four in the adjustment tank the supporting shoe extends the adjustment tank respectively and with carriage fixed connection, the right side fixed mounting of crushing case has the second motor, the output shaft of second motor runs through to the inside and the fixed mounting of crushing case and shakes the wheel, the top and the carriage contact of vibrations wheel, four the equal fixed mounting in bottom of supporting shoe has supporting spring, supporting spring's bottom respectively with four adjustment tank fixed connection.
Preferably, two supporting box bodies are fixedly mounted on the right side of the crushing box, and the motor and the second motor are mounted inside the two supporting box bodies.
Preferably, four supporting rods are fixedly mounted inside the adjusting grooves, and the four supporting sliding blocks are respectively connected to the surfaces of the supporting rods in a sliding mode.
Preferably, the four supporting springs are respectively sleeved on the surfaces of the four supporting rods, and bearings are fixedly installed at the connecting positions of the output shaft of the second motor and the crushing box.
Preferably, a material guide block is fixedly installed inside the crushing box and is located at the bottom of the crushing roller.
Preferably, the inside sliding connection who goes into the hopper has the regulation frame, the top of regulation frame extends to the top of going into the hopper and articulates there is sealed lid.
(III) advantageous effects
Compared with the prior art, the utility model provides an abandonment building structures's crushing sorting facilities possesses following beneficial effect:
1. the crushing and sorting equipment for the abandoned building structures has the advantages that the feeding hopper is fixedly arranged at the top of the crushing box, so that materials can enter the crushing box from the feeding hopper, the crushing box is connected with the crushing rollers in a rotating mode, the right end of the crushing roller at the back is fixedly connected with the output shaft of the motor, the motor can drive the crushing rollers when in operation, the left sides of the two crushing rollers are both provided with the rotating gears, so that the two crushing rollers can be mutually driven when in rotation, further, the materials can be crushed by the crushing rollers, the supporting frame is connected with the inside of the crushing box in a sliding mode, the conical screen is fixedly arranged at the bottom surface inside the supporting frame, the right side of the crushing box is provided with the second motor, the output shaft of the second motor extends to the inside of the crushing box and is provided with the vibrating wheel, so that the vibrating wheel can be driven to vibrate the conical screen when in operation by the, and the bottom of the conical screen is provided with the discharging pipe, so that the screened materials are discharged by the discharging pipe, the screened fly ash and dust are discharged by the discharging pipe, and finally the device achieves the relatively good separation effect on the dust and the construction waste, and the pollution of the dust to the working environment is reduced from the ear roots.
2. This crushing sorting facilities of abandonment building structures through the right side fixed mounting who smashes the case have two supporting box bodies for motor and second motor can stable mounting in two supporting box bodies, and then make the operation of device relatively stable.
3. This crushing sorting facilities of abandonment building structures has the bracing piece through the equal fixed mounting in the inside of adjustment tank for when the supporting slide passes through the carriage and drives the slip, the bracing piece plays the effect that supports the location, thereby has increased the stability of device.
4. This crushing sorting facilities of abandonment building structures, through setting up the surface that supporting spring overlaps respectively and locates four bracing pieces for supporting spring's bearing capacity is better relatively, and then makes the difficult production skew of toper screen cloth when vibrations, increases the durability of device, and the junction fixed mounting of the output shaft of second motor and crushing case has the bearing, makes the output shaft of second motor difficult production when rotating rock wearing and tearing, further increases the practicality of device.
5. This crushing sorting facilities of abandonment building structures has the guide block through the inside fixed mounting who smashes the case for the waste material after crushing by crushing roller is led by the guide block, makes the material be difficult for directly dropping to the inside of unloading pipe, makes the screening ability of conical screen cloth stronger relatively.
6. This crushing sorting facilities of abandonment building structures has the adjust the frame through the inside sliding connection who goes into the hopper, through love labour adjust the frame for go into the inside space of storing construction waste of hopper can adjust, thereby increased the practicality of device, and the top of adjust the frame articulates there is sealed lid, makes the device when carrying out shredding to the material, is difficult for leaking flying dust and dust, has reduced the pollution of environment.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of part A of FIG. 1 according to the present invention;
FIG. 3 is a schematic side view of the vibration wheel of the present invention;
fig. 4 is a schematic top cross-sectional view of the connection structure of the crushing box and the crushing roller of the present invention.
In the figure: 1. a crushing box; 2. feeding into a hopper; 3. a crushing roller; 4. an electric motor; 5. a rotating gear; 6. a support frame; 7. a conical screen; 8. a discharging pipe; 9. a discharge pipe; 10. an adjustment groove; 11. a support slide block; 12. a vibration wheel; 13. a support spring; 14. supporting the box body; 15. a support bar; 16. a material guide block; 17. an adjusting frame; 18. a sealing cover; 19. a second motor.
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 crushing and sorting device for waste building structures comprises a crushing box 1, wherein a communicated feeding hopper 2 is fixedly installed at the top of the crushing box 1, two crushing rollers 3 are rotatably connected inside the crushing box 1, opposite sides of the two crushing rollers 3 are contacted, the right end of the back crushing roller 3 penetrates through and is rotatably connected to the right side of the crushing box 1, a motor 4 is fixedly installed at the right side of the crushing box 1, an output shaft of the motor 4 is fixedly connected with the right end of the back crushing roller 3, the left sides of the two crushing rollers 3 penetrate through the left side of the crushing box 1 and are fixedly provided with rotating gears 5, opposite sides of the two rotating gears 5 are mutually engaged, a supporting frame 6 is slidably connected inside the crushing box 1, a conical screen 7 is fixedly installed at the bottom inside the supporting frame 6, and a discharging pipe 8 is fixedly installed at the bottom of the conical screen 7;
the bottom of the blanking pipe 8 penetrates through and is connected to the bottom of the crushing box 1 in a sliding manner, the left side and the right side of the bottom of the crushing box 1 are fixedly provided with communicated discharging pipes 9, the front side and the rear side of the left inner wall and the right inner wall of the crushing box 1 are respectively provided with two adjusting grooves 10, supporting slide blocks 11 are respectively connected in the four adjusting grooves 10 in a sliding manner, the four supporting slide blocks 11 respectively extend out of the adjusting grooves 10 and are fixedly connected with a supporting frame 6, the right side of the crushing box 1 is fixedly provided with a second motor 19, an output shaft of the second motor 19 penetrates into the crushing box 1 and is fixedly provided with a vibration wheel 12, the top of the vibration wheel 12 is contacted with the supporting frame 6, the bottoms of the four supporting slide blocks 11 are respectively and fixedly provided with supporting springs 13, the bottoms of the supporting springs 13 are respectively and fixedly connected with the four adjusting grooves 10, and a feeding hopper 2 is fixedly arranged at the, the crushing box 1 is internally and rotatably connected with crushing rollers 3, the right end of the crushing roller 3 on the back side is fixedly connected with an output shaft of a motor 4, the motor 4 can drive the crushing rollers 3 when in operation, the left sides of the two crushing rollers 3 are respectively provided with a rotating gear 5, so that the two crushing rollers 3 can be mutually driven when in rotation, and further materials can be crushed by the crushing rollers 3, a supporting frame 6 is slidably connected in the crushing box 1, a conical screen 7 is fixedly arranged on the bottom surface in the supporting frame 6, a second motor 19 is arranged on the right side of the crushing box 1, the output shaft of the second motor 19 extends to the inside of the crushing box 1 and is provided with a vibration wheel 12, so that the second motor 19 can drive the vibration wheel 12 to vibrate the conical screen 7 when in operation, so that the materials can be screened by the conical screen 7, and a blanking pipe 8 is arranged at the bottom of the conical screen 7, so that the screened materials can be discharged by the, the flying ash and the dust screened out are discharged through the discharge pipe 9, so that the device can achieve relatively good separation effect on the dust and the construction waste, and the pollution of the dust to the working environment is reduced from the ear roots.
Furthermore, two supporting box bodies 14 are fixedly mounted on the right side of the crushing box 1, the motor 4 and the second motor 19 are both mounted inside the two supporting box bodies 14, and the two supporting box bodies 14 are fixedly mounted on the right side of the crushing box 1, so that the motor 4 and the second motor 19 can be stably mounted in the two supporting box bodies 14, and further the operation of the device is relatively stable.
Further, the equal fixed mounting in inside of four adjustment tank 10 has bracing piece 15, and four supporting slide 11 are sliding connection respectively on the surface of bracing piece 15, have bracing piece 15 through the equal fixed mounting in inside of adjustment tank 10 for when supporting slide 11 drives the slip through carriage 6, bracing piece 15 plays the effect of supporting the location, thereby has increased the stability of device.
Further, four bracing spring 13 overlap respectively and locate the surface of four bracing pieces 15, the junction fixed mounting of the output shaft of second motor 19 and crushing case 1 has the bearing, locate the surface of four bracing pieces 15 through setting up bracing spring 13 cover respectively, make the support capacity of bracing spring 13 relatively better, and then make conical screen 7 difficult production skew when vibrations, increase the durability of device, and the junction fixed mounting of the output shaft of second motor 19 and crushing case 1 has the bearing, make the output shaft of second motor 19 difficult production rock wear when rotating, further increase the practicality of device.
Furthermore, a material guide block 16 is fixedly mounted inside the crushing box 1, the material guide block 16 is located at the bottom of the crushing roller 3, and the material guide block 16 is fixedly mounted inside the crushing box 1, so that waste materials crushed by the crushing roller 3 are guided by the material guide block 16, the materials are not easy to directly drop into the discharging pipe 8, and the screening capacity of the conical screen 7 is relatively strong.
Further, the inside sliding connection who goes into hopper 2 has adjusting frame 17, adjusting frame 17's top extends to the top of going into hopper 2 and articulates there is sealed lid 18, there is adjusting frame 17 through the inside sliding connection who goes into hopper 2, adjust frame 17 through love labour, make into hopper 2 inside space of storing construction waste material can adjust, thereby increased the practicality of device, and adjusting frame 17's top articulates there is sealed lid 18, make the device when carrying out shredding to the material, be difficult for leaking flying dust and dust, reduced the pollution of environment.
The utility model discloses the model of motor 4 and second motor 19 that use all can be Y160M-4, and it is provided with rather than supporting control switch, and control switch's mounted position can select according to the in-service use needs.
The working principle is as follows: the material can enter the crushing box 1 from the feeding hopper 2 by fixedly installing the feeding hopper 2 at the top of the crushing box 1, the crushing roller 3 is rotatably connected in the crushing box 1, the motor 4 is fixedly installed at the right side of the crushing box 1, the right end of the crushing roller 3 at the back is fixedly connected with the output shaft of the motor 4, the motor 4 can drive the crushing roller 3 at the back when in operation, the left sides of the two crushing rollers 3 both penetrate to the left side of the crushing box 1 and are provided with the rotating gears 5, the two rotating gears 5 are mutually meshed, so that the two crushing rollers 3 can be mutually driven when in rotation, further the material can be crushed by the crushing roller 3, the supporting frame 6 is slidably connected in the crushing box 1, the conical screen 7 is fixedly installed at the bottom surface in the supporting frame 6, the second motor 19 is installed at the right side of the crushing box 1, the output shaft of the second motor 19 extends to the inside of the crushing box 1 and is provided with the vibrating, the front and the back of the left inner wall and the right inner wall of the crushing box 1 are respectively provided with an adjusting groove 10, the inner parts of the four adjusting grooves 10 are respectively connected with a supporting slide block 11 in a sliding way, the four supporting slide blocks 11 extend out of the adjusting grooves 10 and are fixedly connected with a supporting frame 6, so that the supporting slide blocks 11 can play a role in supporting and adjusting the supporting frame 6, the bottom parts of the four supporting slide blocks 11 are respectively and fixedly provided with a supporting spring 13, the bottom parts of the supporting springs 13 are fixedly connected with the adjusting grooves 10, so that the supporting springs 13 play a role in supporting and elasticity for the supporting frame 6, the supporting frame 6 is relatively stable and can do reciprocating motion during vibration, a second motor 19 can drive a vibration wheel 12 to vibrate the conical screen 7 during operation, materials can be screened by the conical screen 7, a blanking pipe 8 is arranged at the bottom part of the conical screen 7, and the screened materials are discharged by the blanking pipe 8, the flying ash and the dust of sieving are got rid of by discharging pipe 9, finally make the device reach the separation effect to dust and construction waste relatively better, reduce the effect of dust to operational environment's pollution from the auris auricular root, solved current device when smashing construction waste, the separation effect of dust and construction waste is not good enough relatively problem.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements 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 (6)
1. The utility model provides a crushing sorting facilities of abandonment building structures, includes crushing case (1), its characterized in that: the top fixed mounting who smashes case (1) has the income hopper (2) that is linked together, the inside of smashing case (1) rotates and is connected with two crushing rollers (3), two the relative one side of crushing roller (3) contacts, the back the right-hand member of crushing roller (3) runs through and rotates the right side of being connected to crushing case (1), the right side fixed mounting who smashes case (1) has motor (4), the output shaft of motor (4) and the right-hand member fixed connection of the crushing roller (3) at the back, two the left side of crushing roller (3) all runs through to the left side of smashing case (1) and fixed mounting has rotating gear (5), two the relative one side intermeshing of rotating gear (5), the inside sliding connection who smashes case (1) has carriage (6), the inside bottom surface fixed mounting of carriage (6) has conical screen (7), a blanking pipe (8) is fixedly arranged at the bottom of the conical screen (7);
the bottom of the blanking pipe (8) penetrates through and is connected to the bottom of the crushing box (1) in a sliding manner, the left side and the right side of the bottom of the crushing box (1) are fixedly provided with communicated discharging pipes (9), the front side and the rear side of the left inner wall and the right inner wall of the crushing box (1) are respectively provided with two adjusting grooves (10), four adjusting grooves (10) are internally and respectively connected with supporting sliders (11) in a sliding manner, the four supporting sliders (11) respectively extend out of the adjusting grooves (10) and are fixedly connected with a supporting frame (6), the right side of the crushing box (1) is fixedly provided with a second motor (19), an output shaft of the second motor (19) penetrates through the inner part of the crushing box (1) and is fixedly provided with a vibration wheel (12), the top of the vibration wheel (12) is in contact with the supporting frame (6), and the bottoms of the four supporting sliders (11) are respectively and fixedly provided, the bottom of the supporting spring (13) is fixedly connected with the four adjusting grooves (10) respectively.
2. The demolition and sorting apparatus for waste building structures according to claim 1, wherein: two supporting box bodies (14) are fixedly mounted on the right side of the crushing box (1), and the motor (4) and the second motor (19) are mounted inside the two supporting box bodies (14).
3. The demolition and sorting apparatus for waste building structures according to claim 1, wherein: four equal fixed mounting in the inside of adjustment tank (10) has bracing piece (15), four support slider (11) sliding connection respectively is in the surface of bracing piece (15).
4. The demolition and sorting apparatus for waste building structures according to claim 3, wherein: the four supporting springs (13) are respectively sleeved on the surfaces of the four supporting rods (15), and bearings are fixedly installed at the connecting positions of the output shafts of the second motor (19) and the crushing box (1).
5. The demolition and sorting apparatus for waste building structures according to claim 1, wherein: the material guide device is characterized in that a material guide block (16) is fixedly mounted inside the crushing box (1), and the material guide block (16) is located at the bottom of the crushing roller (3).
6. The demolition and sorting apparatus for waste building structures according to claim 1, wherein: the inside sliding connection who goes into hopper (2) has adjusting frame (17), the top of adjusting frame (17) extends to the top of going into hopper (2) and articulates there is sealed lid (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021165392.4U CN212663691U (en) | 2020-06-22 | 2020-06-22 | Crushing and sorting equipment for waste building structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021165392.4U CN212663691U (en) | 2020-06-22 | 2020-06-22 | Crushing and sorting equipment for waste building structures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212663691U true CN212663691U (en) | 2021-03-09 |
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ID=74819238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021165392.4U Expired - Fee Related CN212663691U (en) | 2020-06-22 | 2020-06-22 | Crushing and sorting equipment for waste building structures |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212663691U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113306918A (en) * | 2021-07-01 | 2021-08-27 | 东营天润石化科技有限公司 | Chemical waste classification device |
| CN113441238A (en) * | 2021-05-17 | 2021-09-28 | 滁州润泰清真食品有限公司 | Bread crumb crushing device and preparation method thereof |
| CN113731557A (en) * | 2021-07-27 | 2021-12-03 | 青岛博海建设集团有限公司 | Crushing and sorting equipment for waste building structures |
| CN114833171A (en) * | 2022-06-28 | 2022-08-02 | 启东和安无纺材料有限公司 | Feed back device is used in non-woven fabrics production |
| CN117258935A (en) * | 2023-10-23 | 2023-12-22 | 湖北金锋超硬材料有限公司 | Screenable micro powder grinder for diamond processing |
-
2020
- 2020-06-22 CN CN202021165392.4U patent/CN212663691U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113441238A (en) * | 2021-05-17 | 2021-09-28 | 滁州润泰清真食品有限公司 | Bread crumb crushing device and preparation method thereof |
| CN113306918A (en) * | 2021-07-01 | 2021-08-27 | 东营天润石化科技有限公司 | Chemical waste classification device |
| CN113306918B (en) * | 2021-07-01 | 2022-12-20 | 魏克芹 | Chemical waste classification device |
| CN113731557A (en) * | 2021-07-27 | 2021-12-03 | 青岛博海建设集团有限公司 | Crushing and sorting equipment for waste building structures |
| CN114833171A (en) * | 2022-06-28 | 2022-08-02 | 启东和安无纺材料有限公司 | Feed back device is used in non-woven fabrics production |
| CN114833171B (en) * | 2022-06-28 | 2022-09-02 | 启东和安无纺材料有限公司 | Feed back device is used in non-woven fabrics production |
| CN117258935A (en) * | 2023-10-23 | 2023-12-22 | 湖北金锋超硬材料有限公司 | Screenable micro powder grinder for diamond processing |
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220819 Address after: No. 1, Building 17, Industrial Park, Yaogou Township, Sihong County, Suqian City, Jiangsu Province, 223900 Patentee after: Jiangsu Zotai Construction Engineering Co.,Ltd. Address before: 223900 Oriental Pearl 2 -15-1, Sihong, Suqian, Jiangsu Patentee before: SIHONG COUNTY ZHUANGLIAN BUILDING TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210309 |
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| CF01 | Termination of patent right due to non-payment of annual fee |