CN112659381A - Outer wall perforating device of building for building engineering - Google Patents
Outer wall perforating device of building for building engineering Download PDFInfo
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- CN112659381A CN112659381A CN202011459427.XA CN202011459427A CN112659381A CN 112659381 A CN112659381 A CN 112659381A CN 202011459427 A CN202011459427 A CN 202011459427A CN 112659381 A CN112659381 A CN 112659381A
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Abstract
The invention discloses a building outer wall surface punching device for building engineering, which comprises a base and a drilling machine body, wherein the bottom of the base is provided with a movable wheel, two sides of the base are respectively provided with a supporting and stabilizing mechanism, the upper end of the base is fixedly connected with a fixed cylinder, a threaded lifting sleeve is slidably inserted into the inner side of the fixed cylinder, the inner side of the fixed cylinder is provided with a lifting mechanism for driving the threaded lifting sleeve to lift, the upper end of the threaded lifting sleeve is fixedly connected with a fixed frame, the upper end of the fixed frame is fixedly connected with a fixed disc, a rotating top seat is arranged above the fixed disc, the lower end of the rotating top seat is provided with a rotating groove matched with the fixed disc, and the fixed disc is rotatably connected in the rotating groove. The invention has simple structure, convenient realization, high punching work efficiency, adjustable punching height, direction, angle and depth, high applicability and flexible and convenient use.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a perforating device for an outer wall surface of a building for constructional engineering.
Background
The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, and also can be a process of changing various lines on a design drawing into a real object at a specified place. In the building work progress, need punch to the wall, at the wall in-process of punching, because of the wall is in vertical state, therefore very troublesome when punching.
The existing drilling operation on the outer wall surface of a building needs constructors to operate by externally holding drilling machines, and the positions of different heights, directions and angles need to be drilled during drilling, so that the working difficulty is increased, the working efficiency is reduced, and the use of the constructors is inconvenient, therefore, the outer wall surface drilling device for the building engineering needs to be designed at present.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a perforating device for an outer wall surface of a building for constructional engineering.
In order to achieve the purpose, the invention adopts the following technical scheme:
a perforating device for the outer wall of a building for constructional engineering comprises a base and a drilling machine body, wherein the bottom of the base is provided with a movable wheel, two sides of the base are respectively provided with a supporting and stabilizing mechanism, the upper end of the base is fixedly connected with a fixed cylinder, a threaded lifting sleeve is inserted in the inner side of the fixed cylinder in a sliding manner, the inner side of the fixed cylinder is provided with a lifting mechanism for driving the threaded lifting sleeve to lift, the upper end of the threaded lifting sleeve is fixedly connected with a fixed frame, the upper end of the fixed frame is fixedly connected with a fixed disc, a rotating top seat is arranged above the fixed disc, the lower end of the rotating top seat is provided with a rotating groove matched with the fixed disc, the fixed disc is rotatably connected in the rotating groove, the lower end of the rotating top seat is provided with a limiting mechanism for limiting the fixed disc, the fixed frame is, the drilling machine is characterized in that an installation barrel frame is fixed to the upper end of the rotating top seat, an angle adjusting mechanism is installed on the inner side of the installation barrel frame, a telescopic mechanism is arranged on the angle adjusting mechanism, and the drilling machine body is installed on the telescopic mechanism.
Preferably, support stabilizing mean and include the fixed block of fixed connection on the base lateral wall, vertically run through on the fixed block be equipped with rather than threaded connection's first screw rod, the lower extreme fixedly connected with fagging of first screw rod.
Preferably, elevating system includes threaded connection at the inboard second screw rod of screw thread lifting sleeve, the lower extreme fixedly connected with connecting axle of second screw rod, the lower extreme of connecting axle rotates to be connected on the interior diapire of solid fixed cylinder, fixed cover has connect first worm wheel on the connecting axle, gu the fixed cylinder inboard is equipped with the first worm with first worm wheel meshing, the both ends of first worm are all rotated and are connected on the inner wall of solid fixed cylinder, install first motor on the outer wall of solid fixed cylinder, the terminal one end at first worm that runs through solid fixed cylinder and fixed connection of first motor output shaft.
Preferably, the limiting mechanism comprises a limiting ring plate arranged below the rotating top seat, and the limiting ring plate is fixedly connected to the lower end of the rotating top seat through a fixing bolt.
Preferably, the rotating mechanism comprises a second motor fixedly mounted at the bottom in the fixing frame, an output shaft of the second motor faces upwards and is fixedly connected with a first rotating shaft, and the upper end of the first rotating shaft penetrates through the center of the fixing disc and is fixedly connected to the rotating top seat.
Preferably, the angle adjusting mechanism includes a U-shaped frame, two movable grooves are symmetrically formed in one side wall of the mounting barrel frame, two straight portions of the U-shaped frame penetrate through the two movable grooves and extend to the inner side of the mounting barrel frame, the two straight portions of the U-shaped frame are provided with a same second rotating shaft in a penetrating manner, the second rotating shaft is fixedly connected with the U-shaped frame, two ends of the second rotating shaft are rotatably connected to the inner wall of the mounting barrel frame, a second worm wheel located between the two straight portions of the U-shaped frame is fixedly sleeved on the second rotating shaft, a second worm meshed with the lower side of the second worm wheel is arranged on the inner side of the mounting barrel frame, two ends of the second worm are rotatably connected to the inner wall of the mounting barrel frame, a third motor is mounted on the outer wall of the mounting barrel frame, and the tail end of an output shaft of the third motor penetrates through the mounting barrel frame and is fixedly connected to one end.
Preferably, telescopic machanism includes the fixed plate of fixed connection in the U type frame inboard, the fourth motor is installed to fixed plate one side, the output shaft of fourth motor runs through fixed plate and fixedly connected with third screw rod, the screw thread has cup jointed the screw thread telescopic sleeve on the third screw rod, the one end that the third screw rod was kept away from to the screw thread telescopic sleeve runs through out the U type frame, two limit slide of fixedly connected with symmetry on the lateral wall of screw thread telescopic sleeve, all be equipped with limit slide, two on the both sides inner wall of U type frame limit slide difference sliding connection is in two limit slide, drilling machine body fixed mounting is served at the screw thread telescopic sleeve is located the U type frame outside.
Preferably, the upper and lower end edges of the fixed disk are embedded with balls.
Preferably, the lower end of the supporting plate is bonded with a non-slip mat.
The invention has the beneficial effects that:
through setting up the removal wheel, supporting stabilizing mean, remove the wheel and can make things convenient for the device to remove, shift, when shifting to the target location and need stably place, through rotating first screw rod for the fagging moves down and carries out the outrigger, and then guarantees the stability that the device used.
By arranging the lifting mechanism and the rotating mechanism, the first motor is started to drive the first worm to rotate and further drive the second screw to rotate, so that the threaded lifting sleeve can vertically move, and further the rotating top seat is driven to adjust the height, and further wall surfaces with different heights can be conveniently punched; through starting the second motor, the drive rotates the footstock and rotates, and then adjusts the orientation of drilling machine body, and the convenience punches to the wall of equidirectional not.
By arranging the angle adjusting mechanism and the telescopic mechanism, the third motor is started to drive the second worm to rotate, so that the second worm wheel can be driven to rotate, the U-shaped frame is driven to rotate for adjusting the angle, the orientation angle of the drilling machine body is flexibly adjusted, and the drilling requirements of different angles are met; through starting the fourth motor, drive third screw rod rotates, can be so that the flexible sleeve of screw removes, adjusts the telescopic extension length of screw, and then need to stretch out and draw back in a flexible way according to the different degree of depth of punching.
The invention has simple structure, convenient realization, high punching work efficiency, adjustable punching height, direction, angle and depth, high applicability and flexible and convenient use.
Drawings
FIG. 1 is a schematic structural view of an external wall surface punching device for a building in construction according to the present invention;
FIG. 2 is a schematic structural diagram of an angle adjusting mechanism and a telescoping mechanism of the perforating device for the outer wall of the building for the construction engineering;
fig. 3 is a schematic cross-sectional structure view of a fixing cylinder and a threaded lifting sleeve of the device for perforating the outer wall surface of the building for the construction engineering provided by the invention.
In the figure: the drilling machine comprises a base 1, a moving wheel 2, a non-slip mat 3, a supporting plate 4, a first screw rod 5, a fixed block 6, a first worm wheel 7, a first worm 8, a connecting shaft 9, a second screw rod 10, a thread lifting sleeve 11, a fixed cylinder 12, a first motor 13, a fixed frame 14, a second motor 15, a limit ring plate 16, a fixed bolt 17, a rotary top seat 18, a first rotating shaft 19, a fixed disc 20, a rotating groove 21, a mounting cylinder frame 22, a third motor 23, a second worm 24, a second worm wheel 25, a second rotating shaft 26, a U-shaped frame 27, a movable groove 28, a drilling machine body 29, a thread telescopic sleeve 30, a limit sliding groove 31, a limit sliding block 32, a third screw rod 33, a fixed plate 34 and a fourth motor 35.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a perforating device for the outer wall of a building for construction engineering comprises a base 1 and a drilling machine body 29, wherein the bottom of the base 1 is provided with a movable wheel 2, both sides of the base 1 are provided with a support stabilizing mechanism, the upper end of the base 1 is fixedly connected with a fixed cylinder 12, a threaded lifting sleeve 11 is inserted in the inner side of the fixed cylinder 12 in a sliding manner, the inner side of the fixed cylinder 12 is provided with a lifting mechanism for driving the threaded lifting sleeve 11 to lift, the upper end of the threaded lifting sleeve 11 is fixedly connected with a fixed frame 14, the upper end of the fixed frame 14 is fixedly connected with a fixed disc 20, a rotary top seat 18 is arranged above the fixed disc 20, the lower end of the rotary top seat 18 is provided with a rotary groove 21 matched with the fixed disc 20, the fixed disc 20 is rotatably connected in the rotary groove 21, the lower end of the rotary top seat 18 is provided with a limiting mechanism, the upper end of the rotary top seat 18 is fixed with a mounting barrel frame 22, the inner side of the mounting barrel frame 22 is provided with an angle adjusting mechanism, the angle adjusting mechanism is provided with a telescopic mechanism, and a drilling machine body 29 is arranged on the telescopic mechanism.
According to the invention, the supporting and stabilizing mechanism comprises a fixing block 6 fixedly connected to the side wall of the base 1, a first screw 5 in threaded connection with the fixing block 6 vertically penetrates through the fixing block 6, a supporting plate 4 is fixedly connected to the lower end of the first screw 5, and an anti-skid pad 3 is bonded to the lower end of the supporting plate 4, so that the supporting is effectively anti-skid and more stable.
Specifically, elevating system includes threaded connection at the inboard second screw rod 10 of screw thread lifting sleeve 11, the lower extreme fixedly connected with connecting axle 9 of second screw rod 10, the lower extreme of connecting axle 9 rotates to be connected on the interior diapire of solid fixed cylinder 12, it has first worm wheel 7 to fix the cover on connecting axle 9 and has been connected, gu fixed cylinder 12 inboard is equipped with the first worm 8 with first worm wheel 7 meshing, the both ends of first worm 8 are all rotated and are connected on the inner wall of solid fixed cylinder 12, install first motor 13 on the outer wall of solid fixed cylinder 12, first motor 13 output shaft end runs through solid fixed cylinder 12 and fixed connection is in the one end of first worm 8.
Specifically, stop gear is including setting up the stop collar plate 16 in the top seat 18 below that rotates, and stop collar plate 16 passes through fixing bolt 17 fixed connection and rotates 18 lower extremes of top seat for it is more stable to rotate top seat 18 and rotate on fixed disc 20, and the upper and lower both ends edge of fixed disc 20 all inlays and is equipped with the ball, and the resistance is littleer when making to rotate top seat 18 and rotate.
Specifically, slewing mechanism includes second motor 15 of bottom in fixed mounting 14, and the output shaft of second motor 15 is up and the first pivot 19 of fixedly connected with, and the center department and the fixed connection that fixed disc 20 was run through to the upper end of first pivot 19 rotate footstock 18, and through starting second motor 15, the drive rotates footstock 18 and rotates, and then adjusts the orientation of drilling machine body 29, and the convenience is punched the wall of equidirectional not.
Specifically, the angle adjusting mechanism comprises a U-shaped frame 27, two movable grooves 28 are symmetrically formed in one side wall of the mounting barrel frame 22, two straight portions of the U-shaped frame 27 penetrate through the two movable grooves 28 and extend to the inner side of the mounting barrel frame 22, the same second rotating shaft 26 penetrates through the two straight portions of the U-shaped frame 27, the second rotating shaft 26 is fixedly connected with the U-shaped frame 27, two ends of the second rotating shaft 26 are rotatably connected to the inner wall of the mounting barrel frame 22, a second worm wheel 25 positioned between the two straight portions of the U-shaped frame 27 is fixedly connected to the second rotating shaft 26, a second worm 24 meshed with the lower side of the second worm wheel 25 is arranged on the inner side of the mounting barrel frame 22, two ends of the second worm 24 are rotatably connected to the inner wall of the mounting barrel frame 22, a third motor 23 is mounted on the outer wall of the mounting barrel frame 22, the tail end of an output shaft of the third motor 23 penetrates through the mounting barrel frame 22 and is fixedly, telescopic machanism includes fixed plate 34 of fixed connection in the U type frame 27 inboard, fourth motor 35 is installed to fixed plate 34 one side, the output shaft of fourth motor 35 runs through fixed plate 34 and fixedly connected with third screw rod 33, screw thread has cup jointed screw telescopic sleeve 30 on the third screw rod 33, the one end that third screw rod 33 was kept away from to screw telescopic sleeve 30 runs through out U type frame 27, two limit slide 32 of fixedly connected with symmetry on screw telescopic sleeve 30's the lateral wall, all be equipped with spacing spout 31 on U type frame 27's the both sides inner wall, two limit slide 32 respectively sliding connection are in two limit spout 31, drilling machine body 29 fixed mounting is located one end in the U type frame 27 outside at screw telescopic sleeve 30.
The first motor 13, the second motor 15, the third motor 23 and the fourth motor 35 are all stepping motors.
When the device is used, the moving wheels 2 can facilitate the device to move and transfer, when the device is transferred to a target position and needs to be stably placed, the supporting plates 4 move downwards to stably support by rotating the first screw rods 5, so that the use stability of the device is ensured, the first motor 13 is started, the first worm 8 is driven to rotate, the second screw rods 10 are driven to rotate, the threaded lifting sleeve 11 can be vertically moved, the rotating top seat 18 is driven to adjust the height, and wall surfaces with different heights can be conveniently punched; by starting the second motor 15, the rotary top seat 18 is driven to rotate, so that the orientation of the drilling machine body 29 is adjusted, and the wall surfaces in different directions can be conveniently drilled;
by starting the third motor 23, the second worm 24 is driven to rotate, so that the second worm wheel 25 can be driven to rotate, the U-shaped frame 27 is driven to rotate to adjust the angle, the orientation angle of the drilling machine body 29 is flexibly adjusted, and the requirements of drilling at different angles are met; through starting fourth motor 35, drive third screw rod 33 rotates, can be so that thread telescope tube 30 removes, adjusts thread telescope tube 30's the length that stretches out, and then flexibly stretches out and draws back according to the different degree of depth needs of punching.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (9)
1. The utility model provides an outer wall perforating device of building for building engineering, includes base (1), drilling machine body (29), its characterized in that, the bottom of base (1) is equipped with removes wheel (2), the both sides of base (1) all are equipped with the support stabilizing mean, the upper end fixedly connected with solid fixed cylinder (12) of base (1), gu fixed cylinder (12) inboard slides and inserts and be equipped with screw thread lifting sleeve (11), gu fixed cylinder (12) inboard is equipped with the elevating system who is used for driving screw thread lifting sleeve (11) to go up and down, the upper end fixedly connected with mount (14) of screw thread lifting sleeve (11), the upper end fixedly connected with fixed disc (20) of mount (14), the top of fixed disc (20) is equipped with rotation footstock (18), the lower extreme of rotating footstock (18) is equipped with the turn trough (21) with fixed disc (20) adaptation, the drilling machine is characterized in that the fixed disc (20) is rotatably connected in the rotary groove (21), a limiting mechanism for limiting the fixed disc (20) is arranged at the lower end of the rotary top seat (18), a rotating mechanism for driving the rotary top seat (18) to rotate is arranged on the fixed frame (14), an installation barrel frame (22) is fixed at the upper end of the rotary top seat (18), an angle adjusting mechanism is installed on the inner side of the installation barrel frame (22), a telescopic mechanism is arranged on the angle adjusting mechanism, and the drilling machine body (29) is installed on the telescopic mechanism.
2. The perforating device for the outer wall surface of the building for the constructional engineering as claimed in claim 1, characterized in that said supporting and stabilizing mechanism comprises a fixing block (6) fixedly connected to the side wall of the base (1), a first screw (5) in threaded connection with the fixing block (6) vertically penetrates through the fixing block (6), and a supporting plate (4) is fixedly connected to the lower end of the first screw (5).
3. The outer wall surface perforating device for buildings as claimed in claim 1, the lifting mechanism comprises a second screw rod (10) which is connected with the inner side of the threaded lifting sleeve (11) in a threaded manner, the lower end of the second screw rod (10) is fixedly connected with a connecting shaft (9), the lower end of the connecting shaft (9) is rotatably connected to the inner bottom wall of the fixed cylinder (12), a first worm wheel (7) is fixedly sleeved on the connecting shaft (9), a first worm (8) meshed with the first worm wheel (7) is arranged on the inner side of the fixed cylinder (12), both ends of the first worm (8) are rotationally connected to the inner wall of the fixed cylinder (12), the outer wall of the fixed cylinder (12) is provided with a first motor (13), and the tail end of an output shaft of the first motor (13) penetrates through the fixed cylinder (12) and is fixedly connected to one end of the first worm (8).
4. The perforating device for the outer wall surface of the building for the building engineering as recited in claim 1, characterized in that said limiting mechanism comprises a limiting ring plate (16) disposed below the rotating top seat (18), said limiting ring plate (16) is fixedly connected to the lower end of the rotating top seat (18) by a fixing bolt (17).
5. The perforating device for the outer wall of the building for the building engineering as recited in claim 1, characterized in that the rotating mechanism comprises a second motor (15) fixedly installed at the bottom inside the fixed frame (14), an output shaft of the second motor (15) faces upward and is fixedly connected with a first rotating shaft (19), and an upper end of the first rotating shaft (19) penetrates through the center of the fixed disc (20) and is fixedly connected to the rotating top seat (18).
6. The perforating device for the outer wall of the building for the building engineering as recited in claim 1, wherein the angle adjusting mechanism comprises a U-shaped frame (27), one side wall of the mounting barrel frame (22) is symmetrically provided with two movable slots (28), two straight portions of the U-shaped frame (27) pass through the two movable slots (28) and extend to the inner side of the mounting barrel frame (22), two straight portions of the U-shaped frame (27) are provided with a same second rotating shaft (26) in a penetrating manner, the second rotating shaft (26) is fixedly connected with the U-shaped frame (27), two ends of the second rotating shaft (26) are both rotatably connected to the inner wall of the mounting barrel frame (22), the second rotating shaft (26) is fixedly connected with a second worm gear (25) positioned between the two straight portions of the U-shaped frame (27), the inner side of the mounting barrel frame (22) is provided with a second worm (24) engaged with the lower side of the second worm gear (25), the both ends of second worm (24) all rotate to be connected on the inner wall of installation barrel frame (22), install third motor (23) on the outer wall of installation barrel frame (22), third motor (23) output shaft end runs through installation barrel frame (22) and fixed connection is in the one end of second worm (24).
7. The perforating device for the outer wall of the building for the constructional engineering as claimed in claim 6, characterized in that the telescoping mechanism comprises a fixing plate (34) fixedly connected to the inner side of the U-shaped frame (27), a fourth motor (35) is installed at one side of the fixing plate (34), an output shaft of the fourth motor (35) penetrates through the fixing plate (34) and is fixedly connected with a third screw (33), a threaded telescopic sleeve (30) is sleeved on the third screw (33) in a threaded manner, one end of the threaded telescopic sleeve (30) far away from the third screw (33) penetrates through the U-shaped frame (27), two symmetrical limiting slide blocks (32) are fixedly connected to the side wall of the threaded telescopic sleeve (30), limiting slide grooves (31) are respectively arranged on the inner walls of two sides of the U-shaped frame (27), and the two limiting slide blocks (32) are respectively slidably connected in the two limiting slide grooves (31), the drilling machine body (29) is fixedly arranged at one end of the threaded telescopic sleeve (30) positioned on the outer side of the U-shaped frame (27).
8. The perforating device for the outer wall surface of the building for the constructional engineering as recited in claim 1, wherein the upper and lower end edges of the fixed disk (20) are embedded with balls.
9. The perforating device for outer wall of building for construction engineering as claimed in claim 2, characterized in that the lower end of the supporting plate (4) is bonded with a non-slip mat (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011459427.XA CN112659381A (en) | 2020-12-11 | 2020-12-11 | Outer wall perforating device of building for building engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011459427.XA CN112659381A (en) | 2020-12-11 | 2020-12-11 | Outer wall perforating device of building for building engineering |
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| Publication Number | Publication Date |
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| CN112659381A true CN112659381A (en) | 2021-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011459427.XA Pending CN112659381A (en) | 2020-12-11 | 2020-12-11 | Outer wall perforating device of building for building engineering |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113427645A (en) * | 2021-08-30 | 2021-09-24 | 徐州光海科技有限公司 | Drilling equipment is used in building stones division |
| CN113815131A (en) * | 2021-09-24 | 2021-12-21 | 安徽重标建筑工程有限公司 | Thermal insulation outer wall perforating device for building engineering |
| CN114012908A (en) * | 2021-11-22 | 2022-02-08 | 浙江万筑装饰设计工程有限公司 | Wind-powered dust absorption type low-dust drilling device for wall decoration |
| CN114523577A (en) * | 2022-03-09 | 2022-05-24 | 利越集团有限公司 | Wall drilling equipment |
| CN115256653A (en) * | 2022-08-25 | 2022-11-01 | 温州市东风建筑工程公司 | Dust fall system for green building construction |
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| JPH0857757A (en) * | 1994-08-17 | 1996-03-05 | Toshiharu Uba | Drilled hole chamfering device |
| CN205201504U (en) * | 2015-12-25 | 2016-05-04 | 济宁技术学院实习厂 | Intelligence drilling industrial robot |
| CN107427868A (en) * | 2014-10-28 | 2017-12-01 | 恩林克公司 | For ceiling and the mobile robot formula drilling equipment and method of drill hole on wall |
| CN108746699A (en) * | 2018-06-06 | 2018-11-06 | 广州星引科技有限公司 | A kind of efficient industrial robot and its frame unit |
| CN108908228A (en) * | 2018-08-30 | 2018-11-30 | 芜湖精钻机电技术有限公司 | One kind is convenient for adjusting punching manipulator |
| CN209717725U (en) * | 2019-01-21 | 2019-12-03 | 南京机电职业技术学院 | A kind of manual punching hole machinery arm |
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| JPH0857757A (en) * | 1994-08-17 | 1996-03-05 | Toshiharu Uba | Drilled hole chamfering device |
| CN107427868A (en) * | 2014-10-28 | 2017-12-01 | 恩林克公司 | For ceiling and the mobile robot formula drilling equipment and method of drill hole on wall |
| CN205201504U (en) * | 2015-12-25 | 2016-05-04 | 济宁技术学院实习厂 | Intelligence drilling industrial robot |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113427645A (en) * | 2021-08-30 | 2021-09-24 | 徐州光海科技有限公司 | Drilling equipment is used in building stones division |
| CN113815131A (en) * | 2021-09-24 | 2021-12-21 | 安徽重标建筑工程有限公司 | Thermal insulation outer wall perforating device for building engineering |
| CN113815131B (en) * | 2021-09-24 | 2024-03-19 | 安徽重标建筑工程有限公司 | Heat preservation outer wall perforating device for building engineering |
| CN114012908A (en) * | 2021-11-22 | 2022-02-08 | 浙江万筑装饰设计工程有限公司 | Wind-powered dust absorption type low-dust drilling device for wall decoration |
| CN114523577A (en) * | 2022-03-09 | 2022-05-24 | 利越集团有限公司 | Wall drilling equipment |
| CN114523577B (en) * | 2022-03-09 | 2024-04-12 | 利越集团有限公司 | Wall drilling equipment |
| CN115256653A (en) * | 2022-08-25 | 2022-11-01 | 温州市东风建筑工程公司 | Dust fall system for green building construction |
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Application publication date: 20210416 |
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