CN108273725B - Screening sand device for municipal works - Google Patents
Screening sand device for municipal works Download PDFInfo
- Publication number
- CN108273725B CN108273725B CN201810058536.7A CN201810058536A CN108273725B CN 108273725 B CN108273725 B CN 108273725B CN 201810058536 A CN201810058536 A CN 201810058536A CN 108273725 B CN108273725 B CN 108273725B
- Authority
- CN
- China
- Prior art keywords
- pull rope
- sand
- screening
- operation box
- screening groove
- 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.)
- Expired - Fee Related
Links
- 238000012216 screening Methods 0.000 title claims abstract description 60
- 239000004576 sand Substances 0.000 title claims abstract description 40
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a sand screening device for municipal engineering, which comprises an operation box, wherein a support frame is fixedly arranged at the top of the operation box, a rotating wheel is rotatably arranged on the support frame, a first limiting wheel and a second limiting wheel are rotatably and symmetrically arranged on the support frame, a positioning column is eccentrically and fixedly arranged on the front surface of the rotating wheel of a first pull rope, the other end of the second pull rope is fixedly connected with the first pull rope, a screening groove is arranged in the operation box, the first pull rope downwards penetrates through the screening groove and bypasses a fixed pulley I, and one end, far away from a lantern ring, of the first pull rope is fixed on the lower bottom surface of; according to the sand screening device, the first pull rope moves up and down through the rotation of the rotating wheel, so that the screening groove is driven to vibrate up and down under the elastic acting force of the return spring, the shaking of sand in the screening groove is promoted, and the screening speed of the sand is greatly improved; the sliding plate slides back and forth from left to right, so that intermittent blanking of sand from the feed hopper is realized, the sand is prevented from falling into the screening groove too intensively, and screening of the sand is more sufficient and complete.
Description
Technical Field
The invention relates to the technical field of construction machinery, in particular to a sand screening device for municipal engineering.
Background
The municipal engineering refers to municipal facility construction engineering, and in China, municipal facilities refer to various buildings, structures, equipment and the like which are arranged in planning and construction ranges of urban areas and towns (villages) and provide paid or unpaid public products and services for residents based on government responsibilities and obligations. Various public infrastructure construction supporting urban life belongs to municipal engineering categories, such as common urban roads, bridges and subways, and various pipelines closely related to life: rainwater, sewage, water supply, reclaimed water, electric power, telecommunication, heating power, gas and the like, and the construction of squares, gardens and the like all belong to the municipal engineering category.
In municipal works work progress, the sand is as one of the most commonly used building material, when the in-service use, because municipal construction's technical requirement, need sieve the sand to obtain comparatively fine and smooth, the less sand of particle diameter, present municipal construction screening sand device is relatively poor to the screening effect of sand, and the screening process mostly needs artifical feeding, and the amount of labour is great, and inefficiency is unfavorable for present municipal construction demand.
Disclosure of Invention
The invention aims to provide a sand screening device for municipal engineering to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a sand screening device for municipal engineering comprises an operation box, wherein a support frame is fixedly arranged at the top of the operation box, a rotating wheel is rotatably arranged on the support frame, a first limiting wheel and a second limiting wheel are rotatably and symmetrically arranged on the support frame, a first pull rope is penetrated between the first limiting wheel and the second limiting wheel, a positioning column is eccentrically and fixedly arranged on the front surface of the rotating wheel, a sleeve ring is movably sleeved on the positioning column, the upper end of the first pull rope is fixed on the sleeve ring, two feed hoppers are symmetrically arranged on the operation box, a sliding plate is horizontally and slidably arranged on the feed hoppers, an upper vertical plate is vertically and fixedly arranged on the upper surface of the sliding plate, a lower vertical plate is vertically and fixedly arranged at the top in the operation box, a reset spring is fixedly connected between the lower vertical plate and the upper vertical plate, a fixed pulley II is symmetrically and rotatably arranged at the top in, the other end of the second pull rope is fixedly connected with the first pull rope, a screening groove is arranged in the operation box, guide rollers which are abutted against the inner side wall of the operation box are rotatably arranged on the left outer side wall and the right outer side wall of the screening groove, a limiting baffle is fixedly arranged in the operation box, and a reset spring is fixedly connected between the limiting baffle and the screening groove; the inside fixed pulley I that is equipped with through the support rotary type of control box, first stay cord runs through the screening groove downwards and walks around fixed pulley I, and lantern ring one end is kept away from to first stay cord and bottom surface is fixed under the screening groove.
As a modified scheme of the invention: and a plurality of sieve meshes are uniformly arranged at the bottom of the sieving tank.
As a modified scheme of the invention: the upper end of the reset spring is fixed on the lower bottom surface of the screening groove, and the lower end of the reset spring is fixed on the upper surface of the limiting baffle.
As a modified scheme of the invention: and the rotating wheel is connected with a driving motor.
As a modified scheme of the invention: the upper edge of the upper vertical plate is higher than the lower edge of the lower vertical plate.
As a modified scheme of the invention: the limiting baffle is positioned on the lower side of the screening groove.
As a modified scheme of the invention: the joint of the second pull rope and the first pull rope is positioned in the operation box.
Compared with the prior art, the invention has the beneficial effects that:
according to the sand screening device, the first pull rope moves up and down through the rotation of the rotating wheel, so that the screening groove is driven to vibrate up and down under the elastic acting force of the return spring, the shaking of sand in the screening groove is promoted, and the screening speed of the sand is greatly improved; the sliding plate slides back and forth from left to right, so that intermittent blanking of sand from the feed hopper is realized, the sand is prevented from falling into the screening groove too intensively, and screening of the sand is more sufficient and complete.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic view of the connection between the positioning post and the collar of the present invention.
In the figure: 1-an operation box, 2-a first limiting wheel, 3-a support frame, 4-a rotating wheel, 5-a positioning column, 6-a lantern ring, 7-a second limiting wheel, 8-a feed hopper, 9-a sliding plate, 10-a first pull rope, 11-a fixed pulley I, 12-an upper vertical plate, 13-a sieve mesh, 14-a limiting baffle, 15-a reset spring, 16-a guide roller, 17-a screening groove, 18-a second pull rope, 19-a fixed pulley II, 20-a lower vertical plate and 21-a reset spring.
Detailed Description
The technical scheme of the patent is further described in detail by combining the following specific embodiments:
referring to fig. 1-3, a sand screening device for municipal works comprises an operation box 1, a support frame 3 is fixedly installed on the top of the operation box 1, a rotating wheel 4 is rotatably installed on the support frame 3, a first limiting wheel 2 and a second limiting wheel 7 are rotatably and symmetrically installed on the support frame 3, a first pull rope 10 is inserted between the first limiting wheel 2 and the second limiting wheel 7, a positioning column 5 is eccentrically and fixedly installed on the front surface of the rotating wheel 4, the positioning column 5 is movably sleeved with a lantern ring 6, the upper end of the first pull rope 10 is fixed on the lantern ring 6, two feed hoppers 8 are symmetrically installed on the operation box 1, a sliding plate 9 is horizontally and slidably installed on the feed hoppers 8, an upper vertical plate 12 is vertically and fixedly installed on the upper surface of the sliding plate 9, a lower vertical plate 20 is vertically and fixedly installed on the top of the operation box 1, a return spring 21 is fixedly connected between the lower vertical plate 20 and the upper vertical plate 12, a second pull rope 18 is wound on the fixed pulley II19, one end of the second pull rope 18 is fixed at the end part of the sliding plate 9, the other end of the second pull rope 18 is fixedly connected with the first pull rope 10, a screening groove 17 is arranged in the operation box 1, guide rollers 16 which are abutted against the inner side wall of the operation box 1 are rotatably arranged on the left outer side wall and the right outer side wall of the screening groove 17, a limit baffle 14 is fixedly arranged in the operation box 1, and a reset spring 15 is fixedly connected between the limit baffle 14 and the screening groove 17; the inside of the operation box 1 is rotatably provided with a fixed pulley I11 through a bracket, a first pull rope 10 downwards penetrates through the screening groove 17 and bypasses the fixed pulley I11, and one end, far away from the lantern ring 6, of the first pull rope 10 is fixed on the lower bottom surface of the screening groove 17.
The use method and the working principle of the invention.
When the sand screening machine is used, sand to be screened is placed in the feed hopper 8, the rotating wheel 4 rotates under the driving of the driving motor, the rotating wheel 4 drives the lantern ring 6 to rotate through the positioning column 5, the lantern ring 6 drives the first pull rope 10 to pull the screening groove 17 to reciprocate up and down under the elastic action of the return spring 15, the first pull rope 10 drives the sliding plate 9 to reciprocate left and right under the elastic action of the return spring 21, when the sliding plate 9 slides to one side of the first pull rope 10, the return spring 21 deforms and compresses, the outlet gap at the lower end of the feed hopper 8 increases, when the sliding plate 9 slides to one side of the feed hopper 8, the return spring 21 deforms and recovers to the original length, the part of the sliding plate 9 extending into the feed hopper 8 increases, at the moment, the outlet gap at the lower end of the feed hopper 8 decreases until the sliding plate 9 seals the feed hopper 8, the reciprocating sliding of the sliding plate, the sand is prevented from falling into the screening groove 17 too intensively, and the sand is screened fully.
In conclusion, the first pull rope 10 moves up and down through the rotation of the rotating wheel 4, so that the screening groove 17 is driven to vibrate up and down under the elastic acting force of the return spring 15, the shaking of sand in the screening groove 17 is promoted, and the screening speed of the sand is greatly improved; the sliding plate 9 slides back and forth left and right, so that intermittent blanking of sand from the feed hopper 8 is realized, the sand is prevented from falling into the screening groove 17 too intensively, and screening of the sand is more sufficient and complete.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A sand screening device for municipal engineering comprises an operation box (1), wherein a support frame (3) is fixedly installed at the top of the operation box (1), and is characterized in that a rotating wheel (4) is rotatably arranged on the support frame (3), a first limiting wheel (2) and a second limiting wheel (7) are rotatably and symmetrically arranged on the support frame (3), a first pull rope (10) is arranged between the first limiting wheel (2) and the second limiting wheel (7) in a penetrating manner, a positioning column (5) is eccentrically and fixedly installed on the front surface of the rotating wheel (4), a sleeve ring (6) is movably sleeved on the positioning column (5), the upper end of the first pull rope (10) is fixed on the sleeve ring (6), two feed hoppers (8) are symmetrically arranged on the operation box (1), a sliding plate (9) is horizontally and slidably arranged on the feed hoppers (8), an upper vertical plate (12) is vertically and fixedly installed on the upper surface of the sliding plate (9), and a lower vertical plate (, a reset spring (21) is fixedly connected between the lower vertical plate (20) and the upper vertical plate (12), a fixed pulley II (19) is symmetrically and rotatably arranged at the top in the operation box (1), a second pull rope (18) is wound on the fixed pulley II (19), one end of the second pull rope (18) is fixed at the end part of the sliding plate (9), the other end of the second pull rope (18) is fixedly connected with the first pull rope (10), a screening groove (17) is arranged in the operation box (1), guide rollers (16) which are abutted against the inner side wall of the operation box (1) are rotatably arranged on the left outer side wall and the right outer side wall of the screening groove (17), a limit baffle (14) is fixedly arranged in the operation box (1), and a reset spring (15) is fixedly connected between the limit baffle (14) and the screening groove (; the inside fixed pulley I (11) that is equipped with through the support rotary type of control box (1), first stay cord (10) are run through screening groove (17) downwards and are walked around fixed pulley I (11), and bottom surface under screening groove (17) is fixed to lantern ring (6) one end is kept away from in first stay cord (10).
2. The sand screening device for municipal engineering according to claim 1, wherein the bottom of the screening trough (17) is uniformly provided with a plurality of screen holes (13).
3. The municipal works sand screening device according to claim 1, wherein the upper end of the return spring (15) is fixed to the lower bottom surface of the screening groove (17), and the lower end of the return spring (15) is fixed to the upper surface of the limit baffle (14).
4. The sand screening device for municipal engineering according to claim 1, wherein a driving motor is connected to the rotating wheel (4).
5. The municipal engineering sand screening device according to claim 1, wherein the upper edge of the upper vertical plate (12) is higher than the lower edge of the lower vertical plate (20).
6. The municipal engineering sand screening device according to claim 1, wherein the limit stop (14) is located on the underside of the screening chute (17).
7. The municipal engineering sand screening device according to claim 1, wherein the connection of the second rope (18) to the first rope (10) is inside the control box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810058536.7A CN108273725B (en) | 2018-01-22 | 2018-01-22 | Screening sand device for municipal works |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810058536.7A CN108273725B (en) | 2018-01-22 | 2018-01-22 | Screening sand device for municipal works |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108273725A CN108273725A (en) | 2018-07-13 |
| CN108273725B true CN108273725B (en) | 2020-04-14 |
Family
ID=62804389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810058536.7A Expired - Fee Related CN108273725B (en) | 2018-01-22 | 2018-01-22 | Screening sand device for municipal works |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108273725B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110773043A (en) * | 2019-12-10 | 2020-02-11 | 江苏理工学院 | Quick dosing unit of product manufacturing |
| CN111167706B (en) * | 2019-12-26 | 2021-07-06 | 浙江冯源科技有限公司 | Adjustable quantitative filtering and screening machine for flour |
| CN112237964A (en) * | 2020-10-21 | 2021-01-19 | 安徽沃园生物科技有限公司 | Novel be used for fertilizer evenly to smash device |
| CN113145451A (en) * | 2021-04-25 | 2021-07-23 | 王晶侠 | Separation device for imidacloprid technical |
| CN114749375B (en) * | 2021-12-12 | 2024-05-14 | 姜雪慧 | Tea dust separating device for batch production |
| CN114797540A (en) * | 2022-05-23 | 2022-07-29 | 嘉兴科荣环保科技有限公司 | Preparation device and preparation method of degreased involucra-environment-friendly involucra film agent |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200465249Y1 (en) * | 2012-04-21 | 2013-02-07 | 용현폴리텍주식회사 | Sorting apparatus for crushed stone |
| CN205110089U (en) * | 2015-10-27 | 2016-03-30 | 翟福慧 | Grit for building simple and easy sieve |
| CN205762294U (en) * | 2016-05-27 | 2016-12-07 | 上海理工大学 | A kind of automatic sand sieving machine |
| CN107159563A (en) * | 2017-07-14 | 2017-09-15 | 丁文海 | A kind of high-efficiency sand sieve for building of uniform blanking |
| CN107185821A (en) * | 2017-05-23 | 2017-09-22 | 泉州市博晨机械科技有限公司 | A kind of environmentally friendly sieve husky equipment of building engineering construction |
| CN206535746U (en) * | 2017-02-21 | 2017-10-03 | 江西省圣诚矿业有限公司 | A kind of non-metallic mineral powder grading plant |
| CN107252767A (en) * | 2017-05-15 | 2017-10-17 | 张跃强 | A kind of Bridge guardrail cast crosses sieve apparatus with sand multistage |
| WO2017202929A1 (en) * | 2016-05-25 | 2017-11-30 | Dynamic Screening Systems Limited | A screening machine for screening material according to size |
| CN206701673U (en) * | 2017-02-23 | 2017-12-05 | 曾成珠 | One kind building special screening installation of sand |
| CN206716455U (en) * | 2017-05-22 | 2017-12-08 | 叶建龙 | A kind of agricultural uses seed screening plant |
| CN107597543A (en) * | 2017-09-14 | 2018-01-19 | 郑州味觉信息技术有限公司 | A kind of municipal construction sand multistage screening plant |
-
2018
- 2018-01-22 CN CN201810058536.7A patent/CN108273725B/en not_active Expired - Fee Related
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200465249Y1 (en) * | 2012-04-21 | 2013-02-07 | 용현폴리텍주식회사 | Sorting apparatus for crushed stone |
| CN205110089U (en) * | 2015-10-27 | 2016-03-30 | 翟福慧 | Grit for building simple and easy sieve |
| WO2017202929A1 (en) * | 2016-05-25 | 2017-11-30 | Dynamic Screening Systems Limited | A screening machine for screening material according to size |
| CN205762294U (en) * | 2016-05-27 | 2016-12-07 | 上海理工大学 | A kind of automatic sand sieving machine |
| CN206535746U (en) * | 2017-02-21 | 2017-10-03 | 江西省圣诚矿业有限公司 | A kind of non-metallic mineral powder grading plant |
| CN206701673U (en) * | 2017-02-23 | 2017-12-05 | 曾成珠 | One kind building special screening installation of sand |
| CN107252767A (en) * | 2017-05-15 | 2017-10-17 | 张跃强 | A kind of Bridge guardrail cast crosses sieve apparatus with sand multistage |
| CN206716455U (en) * | 2017-05-22 | 2017-12-08 | 叶建龙 | A kind of agricultural uses seed screening plant |
| CN107185821A (en) * | 2017-05-23 | 2017-09-22 | 泉州市博晨机械科技有限公司 | A kind of environmentally friendly sieve husky equipment of building engineering construction |
| CN107159563A (en) * | 2017-07-14 | 2017-09-15 | 丁文海 | A kind of high-efficiency sand sieve for building of uniform blanking |
| CN107597543A (en) * | 2017-09-14 | 2018-01-19 | 郑州味觉信息技术有限公司 | A kind of municipal construction sand multistage screening plant |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108273725A (en) | 2018-07-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108273725B (en) | Screening sand device for municipal works | |
| CN211988855U (en) | Civil engineering construction waste treatment device for water plant | |
| CN110152971B (en) | Municipal construction is with preventing blockking up sand screening milling device | |
| CN110918453A (en) | Sand sieving mechanism for building engineering | |
| CN211678750U (en) | Civil engineering construction is with screening husky device | |
| CN112517367B (en) | Efficient grit screening is equipped for road construction | |
| CN107803338A (en) | A kind of sandstone screening plant for building | |
| KR20110061758A (en) | Apparatus for producing sand by dry type | |
| CN108325838B (en) | Screening sand device for construction | |
| CN211358993U (en) | Building waste recycling equipment | |
| CN206838468U (en) | A kind of chemical fertilizer screening machine | |
| CN207887511U (en) | A kind of oscillatory type Sand screen for building | |
| CN206722341U (en) | A kind of plastering machine for reclaiming blanking | |
| CN207143680U (en) | A kind of road construction flattening device | |
| CN205734502U (en) | The roll surface sandblasting of a kind of rubber roll and screening system | |
| CN205833616U (en) | A kind of building vibrations sand sieving machine | |
| CN215506976U (en) | Concrete processing apparatus for building engineering | |
| CN205550796U (en) | Domestic waste screening equipment | |
| CN210730089U (en) | Detachable feeding screening and spraying combined unit | |
| CN107938483A (en) | A kind of municipal administration bituminous concrete highway pavement is built with automatic shot blasting construction machine | |
| CN210315352U (en) | Sanitation cleaning device for municipal road | |
| CN207971073U (en) | A kind of reciprocating Sand screen for building | |
| CN108004890A (en) | A kind of municipal administration cement concrete road road surface is built with automatic intelligent construction equipment | |
| CN210546235U (en) | Sand screening agitating unit for building | |
| CN113304989A (en) | Raw material screening plant is used in brick production and processing of permeating water |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20191219 Address after: 443600 3-2-202, building 3, Pinghu Peninsula, No. 2, Longzhou Road, Maoping Town, Zigui County, Yichang City, Hubei Province (only for office use) Applicant after: Hubei Luosheng Construction Engineering Co.,Ltd. Address before: 518000 Xinhua Insurance Mansion, Futian street, Futian, Shenzhen, Futian District, 1410, Guangdong Applicant before: SHENZHEN SHENGTENG ENTERPRISE MANAGEMENT Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200508 Address after: 443200, Yichang, Hubei province Zhijiang City fairy economic and Trade Zone Patentee after: Zhongyuan Hongyu Construction Group Co.,Ltd. Address before: 443600 3-2-202, building 3, Pinghu Peninsula, No. 2, Longzhou Road, Maoping Town, Zigui County, Yichang City, Hubei Province (only for office use) Patentee before: Hubei Luosheng Construction Engineering Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 |