CN108202417B - Top beam plate drilling device for building construction - Google Patents
Top beam plate drilling device for building construction Download PDFInfo
- Publication number
- CN108202417B CN108202417B CN201810162518.3A CN201810162518A CN108202417B CN 108202417 B CN108202417 B CN 108202417B CN 201810162518 A CN201810162518 A CN 201810162518A CN 108202417 B CN108202417 B CN 108202417B
- Authority
- CN
- China
- Prior art keywords
- plate
- flat plate
- top beam
- groove
- bottom 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
- 238000005553 drilling Methods 0.000 title claims abstract description 34
- 238000009435 building construction Methods 0.000 title claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims abstract 3
- 230000000694 effects Effects 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 10
- 241001391944 Commicarpus scandens Species 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/14—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The top beam plate drilling device for building construction effectively solves the problem that a drill bit is easy to break under the condition that the wall is uneven in the top beam plate drilling process; the technical scheme includes that the device comprises a bottom plate, two supporting plates are fixed on the upper end face of the bottom plate, supporting columns are fixed on the two supporting plates, a flat plate capable of rotating around the supporting columns is arranged above the bottom plate, the flat plate is in a horizontal state in an initial state, two guide plates are fixed on the upper end face of the flat plate, a movable plate is installed between the two guide plates, and a pressing plate is installed at the upper ends of the two guide plates; a rotating shaft is inserted in the two support columns in a penetrating manner, a gear penetrating through the support columns is installed on the rotating shaft, a rack which is arranged on one side of the gear and is vertically arranged is fixed on the movable plate, the lower end of the rack penetrates through the flat plate and is mutually meshed with the gear, the front side and the rear side of the lower end of the flat plate are symmetrically connected with pressure springs on the upper end face of the bottom plate respectively, and the flat plate is in a horizontal state under the action of the pressure springs on the two; the invention has smart structure and novel conception.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a top beam plate drilling device for building construction.
Background
At present, along with the development of setting, the building trade develops more and more fast, and the construction speed of building also promotes greatly, often needs to bore the roof of building in the indoor construction of building construction to carry out the installation location of embellishment, along with the development of society, the shape of building is more and more various, this just leads to the roof beam board not necessarily be planar existence.
At present, in building construction, a traditional top beam plate drilling construction process is that a person climbs to a ladder to carry out hand-held electric hand drills for manual operation, the arm is required to exert force upwards in the operation process, the labor intensity of workers is high, the working efficiency is low, and meanwhile, the drilling depth and the verticality are not easy to control due to manual control. In addition, the operation height of workers is generally larger than 2m, potential safety hazards exist, and the danger is higher if holes are drilled at the floor. The drilling device made of the steel pipe vertical rod has a large self weight, is not easy to carry among floors, and the verticality of the drilled hole is greatly influenced by the flatness of the ground.
In addition, for some buildings with top plates not in a plane, the perpendicularity between the top plates and the wall body is not easy to control during manual drilling, and the drill bit is easy to bend.
Therefore, it is very necessary to design a device which can carry out self-adaptive adjustment according to different walls to ensure that the drill bit always keeps vertical drilling with the wall, reduce the labor intensity of workers and reduce the fracture probability of the drill bit.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the top beam plate drilling device for building construction, which effectively solves the problem that a drill bit is easy to break under the condition that the wall is uneven in the top beam plate drilling process.
The technical scheme includes that the device comprises a horizontally placed bottom plate, two vertically placed and bilaterally symmetrical supporting plates are fixed on the upper end face of the bottom plate, a horizontally placed supporting column is fixed on the two supporting plates, a flat plate sleeved on the supporting column is arranged above the bottom plate and can rotate around the supporting column, the flat plate is in a horizontal state in an initial state, two vertically placed and bilaterally symmetrical guide plates are fixed on the upper end face of the flat plate, a movable plate capable of sliding up and down along the guide plates is installed between the two guide plates, a horizontally placed pressing plate is installed at the upper ends of the two guide plates, and a through hole is formed in the center of the;
two support columns in the interlude have one with the coaxial and rotatable pivot of support column, the outside of support column is arranged in to the one end of pivot, install the gear that runs through the support column in the pivot, be fixed with on the fly leaf and arrange gear one side and vertical rack of placing in, the lower extreme of rack runs through the flat board and with gear intermeshing, both sides symmetric position is connected with the pressure spring with the bottom plate up end respectively around 4 dull and stereotyped lower extremes, the flat board is in the horizontality under the effect of both sides pressure spring when out of work.
The invention has the advantages of ingenious structure and novel conception, and effectively solves the problem that the drill bit is easy to break under the condition that the wall is uneven in the process of drilling the top beam plate.
Drawings
FIG. 1 is a front view of the present invention.
FIG. 2 is a front sectional view of the present invention.
FIG. 3 is a side sectional view of the present invention.
FIG. 4 is a top view of the present invention with the platen removed.
FIG. 5 is a top view of the present invention with the platen and plate removed.
FIG. 6 is an enlarged view of a portion of FIG. 5 according to the present invention.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1-6, the invention comprises a horizontally placed bottom plate 1, two vertically placed and bilaterally symmetrical support plates 2 are fixed on the upper end surface of the bottom plate 1, a horizontally placed support column 3 is fixed on the two support plates 2, a flat plate 4 sleeved on the support column 3 is arranged above the bottom plate 1, the flat plate 4 can rotate around the support column 3, when in an initial state, the flat plate 4 is in a horizontal state, two vertically placed and bilaterally symmetrical guide plates 5 are fixed on the upper end surface of the flat plate 4, a movable plate 6 capable of sliding up and down along the guide plates 5 is arranged between the two guide plates 5, a horizontally placed pressing plate 7 is arranged at the upper ends of the two guide plates 5, and a through hole is formed in the center of the;
In order to realize that the movable plate 6 can slide up and down along the guide plates 5, the two opposite end surfaces of the two guide plates 5 are respectively provided with a vertical guide groove 12, two ends of the movable plate 6 are respectively clamped in the two guide grooves 12, and the movable plate 6 can move up and down along the guide plates 5 in the guide grooves 12.
In order to facilitate the rotation of the rotating shaft 8, a rotating disc 13 is arranged at one end of the rotating shaft 8, which is arranged outside the supporting column 3, a plurality of push rods 14 which are uniformly distributed on the circumference of the rotating disc 13 are arranged on the outer circle of the rotating disc 13, and the rotating disc 13 can drive the rotating shaft 8 to rotate.
In order to realize the installation of the rack 10 and the gear 9 and the better meshing of the gear 9 and the rack 10, the flat plate 4 is provided with an installation through groove, the support column 3 is divided into two parts from the middle part, and the gear 9 and the rack 10 are both installed in the installation through groove to form a structure that the gear 9 is meshed with the rack 10.
In order to better ensure the balance stability of the flat plate 4, the left side and the right side of the lower end of the flat plate 4 are respectively fixed with two vertically placed balance plates 15, the left side and the right side of the bottom plate 1 are respectively provided with a first through groove 16 arranged under each balance plate 15, a rotating block 17 capable of rotating in the first through groove 16 is installed in each first through groove 16, pin shafts are fixed at the left end and the right end of each rotating block 17, the other ends of the pin shafts are respectively inserted on the left side wall and the right side wall of the first through groove 16, each rotating block 17 can rotate in the first through groove 16 through the pin shafts, positioning springs 18 are respectively connected between the front end and the rear end of each rotating block 17 and the front side wall and the rear side wall of the first through groove 16, each rotating block 17 is in a vertical state under the action of the positioning springs 18, the lower end of the balance plate 15 penetrates through the.
The lower side of the bottom plate 1 is provided with a jacking device, the jacking device comprises a telescopic sleeve 19 fixed on the lower end face of the bottom plate 1, and the telescopic sleeve 19 is controlled through hydraulic pressure.
In order to prevent the chips from flying during drilling, a groove 20 with an open upper end is arranged above the pressure plate 7.
When the electric drill is used, firstly, an electric drill is arranged at the center of a movable plate 6, the center of the electric drill and the center of a through hole are positioned on the same vertical line, when the electric drill is used, a drill bit with the size to be used is arranged on the electric drill, the movable plate 6 is positioned at the bottom of a guide groove 12 at the initial position, the center of the through hole is aligned to the position needing drilling, after the position is aligned, a telescopic sleeve 19 is jacked upwards through hydraulic control, the telescopic sleeve 19 can drive the whole device to move upwards through a bottom plate 1 while being jacked upwards, and until a top beam plate is pressed by a pressure plate 7; after compressing tightly, the up end and the roof beam board laminating of clamp plate 7 this moment, operating personnel can drive pivot 8 through rotating carousel 13 and rotate, pivot 8's rotation can drive fly leaf 6 rebound through the meshing of gear 9 with rack 10, fly leaf 6 rebound can drive the electric drill rebound, the drill bit can pass the through-hole and bore, the rise and the decline of control drill bit that rotation operating personnel through carousel 13 can be very convenient, and the speed of control drilling, at the drilling in-process, because recess 20 has been seted up to clamp plate 7's upper end, the piece that the drilling in-process produced can scatter in recess 20, can not scatter everywhere, operating personnel is located the lateral part of drilling when rotating carousel 13 simultaneously, the piece can not be dazzled, the operation of being convenient for.
In addition, as the flat plate 4 can rotate around the supporting column 3, when the bottom plate 1 moves upwards, if the top beam plate is not in a horizontal state, the pressing plate 7 can rotate under the action of extrusion when contacting the top plate until the pressing plate 7 is completely attached to the top beam plate, and at the moment, the upward action is stopped, and fixes the position of the flat plate 4 at this time, the operator rotates the rotary table 13 to perform the drilling operation, since the movable plate 6 is slidably mounted in the guide plate 5, the movable plate 6 can slide along the guide plate 5, the guide plate 5 is fixed with the movable plate 6 and the flat plate 4, when the flat plate 4 rotates, the movable plate 6 will rotate, the moving direction of the drill bit will always keep vertical state with the pressure plate 7, because the pressing plate 7 is completely attached to the top beam plate, and the pressing plate 7 is parallel to the top beam plate, when the drilling operation is carried out, the drill bit keeps perpendicular with the roof beam board all the time, avoids the easy cracked problem of drill bit at drilling process that the wall body that inclines caused.
In addition, as the flat plate 4 can rotate on the supporting column 3, in order to avoid the inclination of the flat plate 4 under the normal condition, when the flat plate 4 is in the normal state, in order to keep the flat plate 4 horizontal, the compression springs 11 and the balance plate 15 are arranged at the symmetrical positions of the left side and the right side of the lower part of the flat plate 4, the stretching degrees are the same under the condition that the stress of the compression springs 11 at the two sides is the same, so that the flat plate 4 is kept in the horizontal state, meanwhile, because the two sides of the rotating block 17 on the bottom plate 1 are also respectively connected with the positioning springs 18, the rotating block 17 is in the vertical state, the lower end of the balance plate 15 is slidably installed in the rotating block 17, and under the action of the rotating block; when the clamp plate 7 contacts the oblique wall body, under the effect of the upward jacking force, the pressure springs 11 on two sides are compressed on one side by stretching, meanwhile, the rotating block 17 on the bottom plate 1 can rotate towards the same direction to adapt to different oblique top beam plates, and when the bottom plate 1 moves downwards, the flat plate 4 can be restored to the horizontal state under the effect of the pressure springs 11 and the balance plate 15.
The pressing plate 7 and the flat plate 4 which can be self-adaptive to top wall bodies with different slopes are combined with each other, so that the phenomenon that a drill bit is easy to break due to deflection during drilling caused by unevenness of the wall bodies can be avoided in the process of drilling the top beam plate, and in addition, drilling is convenient for some special wall bodies, and the universality is improved.
The balance plate 15, the rotating block 17 and the pressure spring 11 are designed to be matched with each other, so that the flat plate 4 can be kept in a horizontal state in a normal state, drilling operation on a regular top beam plate is facilitated, the flat plate 4 can automatically return to the horizontal state after the operation is finished, the operation is not required to be considered, and the working efficiency is improved.
When the device is used, an operator only needs to control the hydraulic jacking device to lift the device, so that the pressing plate 7 of the device is completely attached to the top beam plate, and after the device is completely attached, the operator only needs to rotate the rotary table 13 to conveniently control the action of drilling, so that the speed and the depth of the drilling can be controlled conveniently, the operation is convenient, and the time and the labor are saved.
The invention has the advantages of ingenious structure and novel conception, and effectively solves the problem that the drill bit is easy to break under the condition that the wall is uneven in the process of drilling the top beam plate.
Claims (5)
1. The top beam plate drilling device for building construction is characterized by comprising a horizontally placed bottom plate (1), two vertically placed and bilaterally symmetrical supporting plates (2) are fixed on the upper end face of the bottom plate (1), a horizontally placed supporting column (3) is fixed on the two supporting plates (2), a flat plate (4) sleeved on the supporting column (3) is arranged above the bottom plate (1), the flat plate (4) can rotate around the supporting column (3), and when in an initial state, the drill bit is arranged on the movable plate (6), a horizontally arranged pressing plate (7) is arranged at the upper ends of the two guide plates (5), and a through hole is formed in the center of the pressing plate (7);
the supporting column (3) is internally inserted with a rotating shaft (8) which is coaxial with the supporting column (3) and can rotate, one end of the rotating shaft (8) is arranged outside the supporting column (3), a gear (9) penetrating through the supporting column (3) is installed on the rotating shaft (8), a movable plate (6) is fixedly provided with a rack (10) which is arranged on one side of the gear (9) and vertically arranged, the lower end of the rack (10) penetrates through the flat plate (4) and is mutually meshed with the gear (9), the front side and the rear side of the lower end of the flat plate (4) are symmetrically arranged and are respectively connected with a pressure spring (11) with the upper end face of the bottom plate (1), and the flat plate (4) is in a horizontal state under the action of;
when the bottom plate (1) moves upwards, if the top beam plate is not in a horizontal state, the pressing plate (7) can rotate under the extrusion effect when contacting the top beam plate, and the flat plate (4), the movable plate (6), the guide plate (5) and the rack (10) rotate together with the flat plate (6), so that a drill bit is always in a vertical state with the pressing plate (7) until the pressing plate (7) is completely attached to the top beam plate, and the position of the flat plate (4) is fixed;
the two opposite end surfaces of the two guide plates (5) are respectively provided with a vertical guide groove (12), two ends of the movable plate (6) are respectively clamped in the two guide grooves (12), and the movable plate (6) can move up and down along the guide plates (5) in the guide grooves (12);
the left side and the right side of the lower end of the flat plate (4) are respectively fixed with a vertically placed balance plate (15), the left side and the right side of the bottom plate (1) are respectively provided with a first through groove (16) arranged under each balance plate (15), a rotating block (17) capable of rotating in the first through groove (16) is installed in the first through groove (16), pin shafts are fixed at the left end and the right end of the rotating block (17), the other ends of the pin shafts are respectively inserted into the left side wall and the right side wall of the first through groove (16), the rotating block (17) can rotate in the first through groove (16) through the pin shafts, the front end and the rear end of each rotating block (17) are respectively connected with a positioning spring (18) between the front side wall and the rear side wall of the first through groove (16), the rotating block (17) is in a vertical state under the action of the positioning spring (18), the lower end of the balance plate (15) penetrates through the rotating block (17) and is arranged below the bottom plate (1).
2. The device for drilling the top beam plate for building construction according to claim 1, wherein a rotary table (13) is arranged at one end of the rotary shaft (8) arranged outside the support column (3), a plurality of push rods (14) are uniformly distributed on the outer circle of the rotary table (13), and the rotary table (13) is rotated to drive the rotary shaft (8) to rotate.
3. The device for drilling the roof beam plate for building construction according to claim 1, wherein a mounting through groove is formed in the flat plate (4), the support column (3) is divided into two parts from the middle part, and the gear (9) and the rack (10) are both mounted in the mounting through groove to form a structure that the gear (9) is meshed with the rack (10).
4. The top beam plate drilling device for building construction according to claim 1, characterized in that a jacking device is arranged below the bottom plate (1), the jacking device comprises a telescopic sleeve (19) fixed on the lower end face of the bottom plate (1), and the telescopic sleeve (19) is controlled by hydraulic pressure.
5. The device for drilling the top beam plate for building construction according to claim 1, wherein a groove (20) with an open upper end is formed above the pressing plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810162518.3A CN108202417B (en) | 2018-02-26 | 2018-02-26 | Top beam plate drilling device for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810162518.3A CN108202417B (en) | 2018-02-26 | 2018-02-26 | Top beam plate drilling device for building construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108202417A CN108202417A (en) | 2018-06-26 |
| CN108202417B true CN108202417B (en) | 2020-08-25 |
Family
ID=62605522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810162518.3A Active CN108202417B (en) | 2018-02-26 | 2018-02-26 | Top beam plate drilling device for building construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108202417B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109014311B (en) * | 2018-08-22 | 2020-03-17 | 温州天炽包装有限公司 | Metal plate perforating device for luggage processing |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013210951A1 (en) * | 2013-06-12 | 2014-12-18 | Robert Bosch Gmbh | Processing machine in stand construction |
| CN203448710U (en) * | 2013-07-14 | 2014-02-26 | 苏州萃智新技术开发有限公司 | Manual tapper |
| CN204112678U (en) * | 2014-09-22 | 2015-01-21 | 陈匡飚 | Multifunctional decoration construction bracket |
| CN205614096U (en) * | 2016-05-10 | 2016-10-05 | 山东菲尔环保科技有限公司 | Portable water bores support that punches |
| CN206981809U (en) * | 2017-06-22 | 2018-02-09 | 国建新能科技股份有限公司 | A kind of construction servicing unit |
| CN107498091A (en) * | 2017-09-07 | 2017-12-22 | 王峰 | A kind of construction building top plate vertical drilling device |
| CN107724950B (en) * | 2017-09-21 | 2024-04-26 | 李鹏飞 | Rotary type verticality adjustable drilling machine |
| CN107553419A (en) * | 2017-09-28 | 2018-01-09 | 吴义锖 | One kind building monitoring mark installation auxiliary bore hole device |
| CN107552840A (en) * | 2017-10-23 | 2018-01-09 | 佛山瑞普达光电科技有限公司 | A kind of air cylinder lifting formula metal derby automatic drilling mechanism |
-
2018
- 2018-02-26 CN CN201810162518.3A patent/CN108202417B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108202417A (en) | 2018-06-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108372405B (en) | Drilling and polishing integrated machine for plate processing | |
| CN110587632B (en) | Full-automatic locating drilling and explosion-pulling screw installation integrated machine | |
| CN108340002B (en) | Vertical drilling device for top beam plate | |
| CN212352473U (en) | Slant perforating device for construction | |
| CN111037658B (en) | Building material perforating device | |
| CN108202417B (en) | Top beam plate drilling device for building construction | |
| CN105880982A (en) | Pin pressing machine | |
| CN113894755B (en) | Workstation and router laser marking machine of processing angularly adjustable | |
| CN205764770U (en) | A kind of pin pressing machine | |
| CN206614695U (en) | A kind of high-altitude metope puncher | |
| CN108356321B (en) | Screw thread adjusting type roof beam plate drilling device | |
| CN110293515B (en) | Pin pulling device and working method thereof | |
| CN203817454U (en) | Clamp | |
| CN110261199A (en) | A kind of fine crack producing device and method of true rock sample | |
| CN210359370U (en) | Hydraulic support pin shaft end face drilling power device | |
| CN209737104U (en) | Double-sided punching equipment for armored door | |
| CN209632602U (en) | A kind of automatic contraposition device of high contraposition precision drilling machine | |
| CN216372586U (en) | Drilling positioner for civil engineering | |
| CN213947020U (en) | Building detects uses puncher | |
| CN219968419U (en) | Wall perforating device | |
| CN219581717U (en) | Drilling equipment for elevator guide rail | |
| CN219276086U (en) | Dust collection device is used in wooden furniture production | |
| CN204238846U (en) | A kind of universal turning device | |
| CN221112390U (en) | Equipment installation drilling equipment | |
| CN220869327U (en) | Drilling machine for underground pressure relief of coal mine |
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 | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Huang Chanfei Inventor after: Cao Limei Inventor before: Cao Limei |
|
| CB02 | Change of applicant information |
Address after: Building E2, Huangpu garden, No. 438, fengle South Road, Huangpu District, Guangzhou City, Guangdong Province 510000 Applicant after: Cao Limei Address before: 451150 Henan Zhengzhou Xinzheng Longhu town Zhengzhou Shengda Trade and Management College East Campus Training Building Applicant before: Cao Limei |
|
| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210816 Address after: 102200 423, 4 / F, block a, Xinhua future city building, 175 Litang Road, Changping District, Beijing Patentee after: Li Qiannan Address before: 510000 building E2, Huangpu garden, No. 438, fengle South Road, Huangpu District, Guangzhou, Guangdong Patentee before: Cao Limei |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211210 Address after: 271001 sangjiatuan village, Shanggao sub district office, Taishan District, Tai'an City, Shandong Province Patentee after: TAIAN YUESHOU MIXING STATION EQUIPMENT Co.,Ltd. Address before: 102200 423, 4 / F, block a, Xinhua future city building, 175 Litang Road, Changping District, Beijing Patentee before: Li Qiannan |