CN214238905U - Outer wall perforating device of building - Google Patents
Outer wall perforating device of building Download PDFInfo
- Publication number
- CN214238905U CN214238905U CN202022916487.1U CN202022916487U CN214238905U CN 214238905 U CN214238905 U CN 214238905U CN 202022916487 U CN202022916487 U CN 202022916487U CN 214238905 U CN214238905 U CN 214238905U
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- Prior art keywords
- drill bit
- mounting block
- base
- building
- rotating
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- Expired - Fee Related
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- 238000004080 punching Methods 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 38
- 238000009434 installation Methods 0.000 claims description 13
- 238000005507 spraying Methods 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 5
- 238000010276 construction Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 5
- 238000009435 building construction Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model provides a building outer wall surface punching device, which comprises a fixing plate, a screw rod, a drill bit supporting mechanism, a rotating motor, a drill bit and a base; the fixed plate is fixedly arranged on one side of the upper end surface of the base along the vertical direction, and the drill bit supporting mechanism is movably arranged on the upper end surface of the base along the horizontal direction; one end of the screw rod penetrates through the fixing plate and is connected with one side of the drill bit supporting mechanism; the screw rod can move on the fixing plate in a telescopic mode, so that the drill bit supporting mechanism is driven to move on the upper end face of the base; the rotary motor is arranged on the other side of the drill bit supporting mechanism, and the drill bit is arranged on the rotary motor; this novel outer wall perforating device of building, simple structure, convenient operation, and conveniently adjust the wall position and the angle of punching, improve the wall efficiency and the quality of punching, reduce the dust in punching and to workman's healthy influence.
Description
Technical Field
The utility model belongs to the technical field of the outer wall of building punches, concretely relates to outer wall perforating device of building.
Background
The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, and can also be said to be the process of changing various lines on the design drawing into a real object in a designated place; the method comprises foundation engineering construction, main structure construction, roofing engineering construction, decoration engineering construction and the like. The place of construction work is called a "construction site" or a "construction site"; in the current building work process, often 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.
Current outer wall face perforating device for building engineering, the structure is complicated, it is inconvenient to use, and intelligence punches perpendicularly to the wall simultaneously, can not punch different inclination's hole to the wall as required, can't punch at co-altitude simultaneously, can produce a large amount of flying dust in the punching process, and influence staff's that can be serious is healthy in work.
Based on the technical problems existing in the building construction punching, no related solution is provided; there is therefore a pressing need to find effective solutions to the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the weak point that exists among the above-mentioned technique, provide an outer wall perforating device of building, aim at solving the problem that current building construction wall punched.
The utility model provides a building outer wall surface punching device, which comprises a fixed plate, a screw rod, a drill bit supporting mechanism, a rotating motor, a drill bit and a base; the fixed plate is fixedly arranged on one side of the upper end surface of the base along the vertical direction, and the drill bit supporting mechanism is movably arranged on the upper end surface of the base along the horizontal direction; one end of the screw rod penetrates through the fixing plate and is connected with one side of the drill bit supporting mechanism; the screw rod can move on the fixing plate in a telescopic mode, so that the drill bit supporting mechanism is driven to move on the upper end face of the base; the rotary motor is arranged on the other side of the drill bit supporting mechanism, and the drill bit is arranged on the rotary motor.
Further, the drill bit supporting mechanism comprises an installation block, a first hydraulic telescopic rod and a sliding seat; a sliding rail is arranged on the upper end surface of the base along the horizontal direction, and the sliding seat can be arranged on the sliding rail in a sliding manner; the first hydraulic telescopic rod is arranged on the sliding seat and can stretch out and draw back along the vertical direction; the mounting block is arranged at the top of the first hydraulic telescopic rod; the fixed plate is provided with a slide block, and the slide block is arranged on the fixed plate in a sliding manner along the vertical direction; one end of the screw rod penetrates through the sliding block along the horizontal direction to be connected to one side of the mounting block, and the rotating motor is arranged on the other side of the mounting block.
Furthermore, a sliding chute is arranged on the fixing plate along the vertical direction, and clamping grooves are respectively arranged on two sides of the sliding chute; the middle position of the sliding block is provided with a screw hole along the horizontal direction, two sides of the sliding block are respectively provided with a convex block, and the sliding block can be arranged in the clamping grooves at two sides of the sliding groove in a sliding way through the convex blocks at two sides of the sliding block; the screw rod passes through the screw hole and is in threaded fit with the screw hole.
Furthermore, a fixed bearing is arranged on the left side of the mounting block and is rotationally connected with the mounting block; one end of the screw is connected with the fixed bearing; the right side of installation piece is connected with the fixed axle, and the one end of fixed axle can rotate to be connected on the installation piece, and rotating electrical machines sets up on the fixed axle.
Furthermore, an adjusting plate is arranged on the top of the mounting block along the vertical direction, a position adjusting groove is formed in the adjusting plate along the vertical direction, a first rotating mounting block is arranged in the position adjusting groove, and the first rotating mounting block is arranged on the position adjusting groove in a sliding mode through a fixing nut; the first rotating installation block is also rotatably connected with one end of a second hydraulic telescopic rod, and the top of the rotating motor is provided with a second rotating installation head; the other end of the second hydraulic telescopic rod is rotatably connected to the second rotary mounting head.
Furthermore, the right side end of the mounting block is a semicircular end part, angle scale lines are carved on the semicircular end part, an observation hole is formed in the fixed shaft, and an alignment rod is fixed in the observation hole.
Furthermore, a water spraying head is arranged at the bottom of the rotating motor, a water tank is arranged in the base, a water pump is arranged in the water tank, and the water pump is communicated with the water spraying head in a sealing mode through a water pipe.
Further, the water spraying direction of the water spraying head is parallel to the drill bit; the side surface of the water tank is also provided with a water adding pipe.
Further, the other end of the screw is provided with a rotating ring; a push handle is also arranged on the fixed plate; the bottom of the base is also provided with universal wheels.
Furthermore, the bottom of the base is also provided with telescopic support legs; the telescopic supporting legs are respectively arranged on the periphery of the base; and the universal wheel is installed in the inboard of flexible landing leg, and flexible landing leg is the spiral telescopic link.
The utility model provides a pair of outer wall perforating device of building, simple structure, convenient operation, and conveniently adjust the wall position and the angle of punching, improve wall efficiency and the quality of punching, reduce the dust in punching and to workman's healthy influence.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The present invention will be further explained with reference to the accompanying drawings:
FIG. 1 is a schematic view of the whole punching device for the outer wall of the building of the present invention;
FIG. 2 is a schematic diagram of the fixing plate structure of the present invention;
fig. 3 is a schematic view of the connection structure of the installation block and the fixed shaft of the present invention.
In the figure: 1. a fixing plate; 2. a push handle; 3. a rotating ring; 4. a screw; 5. a slider; 6. a slide rail; 7. a water tank; 8. a water feeding pipe; 9. a positioning groove; 10. fixing a nut; 11. fixing the bearing; 12. mounting blocks; 13. a first hydraulic telescopic rod; 14. a slide base; 15. a positioning plate; 16. a first rotational mounting block; 17. a second hydraulic telescopic rod; 18. a fixed shaft; 19. a second rotating mounting head; 20. a set screw; 21. a drill bit; 22. a sprinkler head; 23. a water pipe; 24. a base; 25. a water pump; 26. a telescopic leg; 27. a universal wheel; 28. a bump; 29. a screw hole; 30. a card slot; 31. a chute; 32. a rotating electric machine; 33. angle scale lines; 34. an observation hole; 35. the rod is aligned.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 to 3, the utility model provides a perforating device for building outer wall surface, which is used for perforating the building outer wall surface in the building engineering; the punching device specifically comprises a fixing plate 1, a screw rod 4, a drill bit supporting mechanism, a rotating motor 32, a drill bit 21 and a base 24; the fixed plate 1 is fixedly arranged on one side of the upper end surface of the base 24 along the vertical direction, and the drill bit supporting mechanism is movably arranged on the upper end surface of the base 24 along the horizontal direction; one end of the screw rod 4 penetrates through the fixing plate 1 and is connected with one side of the drill bit supporting mechanism; specifically, the screw rod 4 can move telescopically on the fixed plate 1, so that the drill bit supporting mechanism is driven to move on the upper end face of the base 24; further, the rotary motor 32 is arranged at the other side of the drill bit supporting mechanism, the drill bit 21 is arranged on the rotary motor 32, and the rotary motor 32 drives the drill bit 21 to rotate for hole rotation; by adopting the scheme, the outer wall surface of the building can be punched, and the punching device is simple in structure, convenient to operate and capable of adjusting the operation position and angle.
Preferably, in combination with the above scheme, as shown in fig. 1 to 3, the drill bit supporting mechanism specifically includes a mounting block 12, a first hydraulic telescopic rod 13, and a sliding seat 14; wherein, the upper end surface of the base 24 is provided with a slide rail 6 along the horizontal direction, and the slide carriage 14 can be slidably arranged on the slide rail 6, so as to adjust the first position of the drill bit 21 in the horizontal direction; further, the first hydraulic telescopic rod 13 is arranged on the sliding seat 14 and can be extended and retracted along the vertical direction, so that the second position of the drill bit 21 in the vertical direction is adjusted; the mounting block 12 is arranged at the top of the first hydraulic telescopic rod 13; the fixed plate 1 is provided with a slide block 5, and the slide block 5 is arranged on the fixed plate 1 in a sliding manner along the vertical direction so as to synchronously run with the first hydraulic telescopic rod 13; further, one end of the screw rod 4 passes through the slider 5 along the horizontal direction and is connected to one side of the mounting block 12, and the rotating motor 32 is arranged on the other side of the mounting block 12; with the above arrangement, the position of the drill 21 can be adjusted in the horizontal direction and the vertical direction, thereby performing the drilling operation.
Preferably, in combination with the above solutions, as shown in fig. 1 to 3, a sliding groove 31 is provided on the fixing plate 1 along the vertical direction, and two sides of the sliding groove 31 are respectively provided with a clamping groove 30; a screw hole 29 is arranged in the middle of the sliding block 5 along the horizontal direction, and the two sides of the sliding block 5 are respectively provided with a convex block 28, so that the sliding block 5 can be slidably arranged in the clamping grooves 30 on the two sides of the sliding groove 31 through the convex blocks 28 on the two sides; further, the screw 4 passes through the screw hole 29 and is screw-engaged with the screw hole 29, thereby being telescopically adjustable.
Preferably, in combination with the above scheme, as shown in fig. 1 to 3, a fixed bearing 11 is arranged on the left side of the mounting block 12, and the fixed bearing 11 is rotatably connected with the mounting block 12; one end of the screw rod 4 is connected with the fixed bearing 11; the right side of the mounting block 12 is connected with a fixed shaft 18; one end of the fixed shaft 18 can be rotatably connected to the mounting block 12, and the rotating motor 32 is disposed on the fixed shaft 18, so that the rotating motor 32 can rotate together with the fixed shaft 18 to adjust the punching angle thereof.
Preferably, with the above solution, as shown in fig. 1 to 3, an adjusting plate 15 is provided on the top of the mounting block 12 along the vertical direction, an adjusting slot 9 is provided on the adjusting plate 15 along the vertical direction, a first rotating mounting block 16 is provided in the adjusting slot 9, and the first rotating mounting block 16 is slidably provided on the adjusting slot 9 through a fixing nut 10; the first rotating mounting block 16 is also rotatably connected with one end of a second hydraulic telescopic rod 17, and the top of the rotating motor 32 is provided with a second rotating mounting head 19; the other end of the second hydraulic telescopic rod 17 is rotatably connected to the second rotary mounting head 19; by adopting the scheme, the second hydraulic telescopic rod 17 can effectively play a role of supporting the drill bit 21; the first rotary mounting block 16 at the upper end of the second hydraulic telescopic rod 17 can slide up and down in the positioning groove 9 while rotating the fixed shaft 18; adopt above-mentioned scheme, through installing first hydraulic telescoping rod in installation piece below to can realize the adjustment to the rotating electrical machines height, can carry out not co-altitude and punch, through install second hydraulic telescoping rod between rotating electrical machines and the positioning plate and the rotating electrical machines passes through the fixed axle rotation and installs on the installation is fast, consequently can adjust the contained angle between drill bit and the wall through second hydraulic telescoping rod, thereby can beat the hole of different angles on the wall as required.
Preferably, in combination with the above solution, as shown in fig. 1 to 3, the right side end of the mounting block 12 is a semicircular end, angle scale lines 33 are marked on the semicircular end, the fixed shaft 18 is provided with a viewing hole 34, and an alignment rod 35 is fixed in the viewing hole 34, so that when the fixed shaft 18 is rotated to adjust the angle, the working angle of the drill 21 can be directly read by aligning the alignment rod 35 in the viewing hole 34 with the angle scale lines 33.
Preferably, in combination with the above solution, as shown in fig. 1 to 3, the bottom of the rotating electrical machine 32 is provided with a sprinkler head 22, the base 24 is provided with a water tank 7, the water tank 7 is provided with a water pump 25, and the water pump 25 is in sealed communication with the sprinkler head 22 through a water pipe 23; further, the water spraying direction of the water spraying head 22 is parallel to the drill bit 21; a water adding pipe 8 is also arranged on the side surface of the water tank 7; by adopting the scheme, when the water spraying head 22 is used for punching the wall surface, water spraying at the punching position can be carried out, so that flying dust is reduced, and the protection of the surrounding environment and the health of operators are facilitated.
Preferably, in combination with the above solution, as shown in fig. 1 to 3, the other end of the screw 4 is provided with a rotating ring 3, and the screw 4 can be conveniently rotated by rotating the rotating ring 3; furthermore, a push handle 2 is arranged on the fixed plate 1, so that the base 24 can be conveniently pushed and pulled; the bottom of the base 24 is further provided with universal wheels 27, and the universal wheels 27 are respectively arranged on the periphery of the base 24.
Preferably, in combination with the above solution, as shown in fig. 1 to 3, the bottom of the base 24 is further provided with telescopic legs 26; the telescopic supporting legs 26 are respectively arranged on the periphery of the base 24; the universal wheels 27 are arranged on the inner sides of the telescopic supporting legs 26, and the telescopic supporting legs 26 are spiral telescopic rods; the design is that when the drilling is needed, the base 24 is jacked up by the telescopic supporting legs 26, so that the base 24 is not influenced by the universal wheels 27.
The utility model provides an outer wall perforating device of building, concrete working process includes:
firstly, the punching device is pushed to a designated position, and the device is supported by rotating the telescopic supporting legs, so that the device can be prevented from being fixed and unstable and moving during operation; then, the height of the mounting block is adjusted through the first hydraulic telescopic rod, so that the drill bit can be adjusted to a specified height; then again, adjust the angle of drill bit and wall through second hydraulic telescoping rod, thereby can beat the hole of different angles on the wall, at the in-process of adjusting the drill bit angle, can aim at the angle scale mark on the installation piece through the alignment stick in observing the hole, thereby can be more accurate convenient adjust the drill bit angle, again through the positioning groove of seting up on the positioning plate, with first rotation installation piece slidable mounting in the positioning groove, adjust the high scope that can enlarge drill bit angular adjustment of first rotation installation piece, with the high and angular adjustment back of drill bit, start rotating electrical machines and water pump, then through rotating rotatory ring, thereby realize the work of punching the wall.
The utility model provides a pair of outer wall perforating device of building, simple structure, convenient operation, and conveniently adjust the wall position and the angle of punching, improve wall efficiency and the quality of punching, reduce the dust in punching and to workman's healthy influence.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any way. The technical solutions of the present invention can be used by anyone skilled in the art to make many possible variations and modifications to the technical solution of the present invention, or to modify equivalent embodiments with equivalent variations, without departing from the scope of the technical solution of the present invention. Therefore, any modification, equivalent change and modification of the above embodiments according to the present invention are all within the protection scope of the present invention.
Claims (10)
1. The punching device for the outer wall surface of the building is characterized by comprising a fixing plate (1), a screw (4), a drill bit supporting mechanism, a rotating motor (32), a drill bit (21) and a base (24); the fixed plate (1) is fixedly arranged on one side of the upper end face of the base (24) along the vertical direction, and the drill bit supporting mechanism is movably arranged on the upper end face of the base (24) along the horizontal direction; one end of the screw rod (4) penetrates through the fixing plate (1) and is connected with one side of the drill bit supporting mechanism; the screw rod (4) can move on the fixing plate (1) in a telescopic mode, so that the drill bit supporting mechanism is driven to move on the upper end face of the base (24); the rotary motor (32) is arranged on the other side of the drill bit supporting mechanism, and the drill bit (21) is arranged on the rotary motor (32).
2. The perforating device for the outer wall of the building as claimed in claim 1, characterized in that said drill bit supporting means comprise a mounting block (12), a first hydraulic telescopic rod (13) and a slide (14); a sliding rail (6) is arranged on the upper end surface of the base (24) along the horizontal direction, and the sliding seat (14) can be arranged on the sliding rail (6) in a sliding manner; the first hydraulic telescopic rod (13) is arranged on the sliding seat (14) and can be stretched in the vertical direction; the mounting block (12) is arranged at the top of the first hydraulic telescopic rod (13); a sliding block (5) is arranged on the fixed plate (1), and the sliding block (5) is arranged on the fixed plate (1) in a sliding manner along the vertical direction; one end of the screw rod (4) penetrates through the sliding block (5) along the horizontal direction to be connected to one side of the mounting block (12), and the rotating motor (32) is arranged on the other side of the mounting block (12).
3. The perforating device for the outer wall surface of the building as claimed in claim 2, characterized in that the fixing plate (1) is provided with a chute (31) along the vertical direction, and both sides of the chute (31) are respectively provided with a slot (30); a screw hole (29) is formed in the middle of the sliding block (5) along the horizontal direction, protruding blocks (28) are respectively arranged on two sides of the sliding block (5), and the sliding block (5) can be slidably arranged in clamping grooves (30) on two sides of the sliding groove (31) through the protruding blocks (28) on the two sides of the sliding block; the screw rod (4) penetrates through the screw hole (29) and is in threaded fit with the screw hole (29).
4. The perforating device for the outer wall surface of the building as claimed in claim 2, characterized in that a fixed bearing (11) is provided on the left side of the mounting block (12), the fixed bearing (11) being rotatably connected to the mounting block (12); one end of the screw rod (4) is connected with the fixed bearing (11); the right side of the mounting block (12) is connected with a fixed shaft (18), one end of the fixed shaft (18) can be rotatably connected to the mounting block (12), and the rotating motor (32) is arranged on the fixed shaft (18).
5. The perforating device for the outer wall surface of the building as claimed in claim 4, characterized in that the top of the mounting block (12) is provided with an adjusting plate (15) along the vertical direction, the adjusting plate (15) is provided with a positioning slot (9) along the vertical direction, a first rotating mounting block (16) is arranged in the positioning slot (9), and the first rotating mounting block (16) is slidably arranged on the positioning slot (9) through a fixing nut (10); the first rotating installation block (16) is also rotatably connected with one end of a second hydraulic telescopic rod (17), and the top of the rotating motor (32) is provided with a second rotating installation head (19); the other end of the second hydraulic telescopic rod (17) is rotatably connected to the second rotating mounting head (19).
6. The perforating device for the outer wall surface of the building as claimed in claim 4 or 5, characterized in that the right end of the mounting block (12) is a semicircular end, the semicircular end is marked with angle scale lines (33), the fixed shaft (18) is provided with a viewing hole (34), and an alignment rod (35) is fixed in the viewing hole (34).
7. The perforating device for the outer wall surface of the building as claimed in any of the claims 1 to 5, characterized in that the bottom of the rotating electrical machine (32) is provided with a water spraying head (22), a water tank (7) is arranged in the base (24), a water pump (25) is arranged in the water tank (7), and the water pump (25) is in sealed communication with the water spraying head (22) through a water pipe (23).
8. The perforating device for outer walls of buildings according to claim 7, characterized in that the direction of the water jet of said water jet head (22) is parallel to said drill head (21); and a water adding pipe (8) is also arranged on the side surface of the water tank (7).
9. The perforating device for outer walls of buildings according to claim 1, characterized in that the other end of said screw (4) is provided with a rotating ring (3); a push handle (2) is also arranged on the fixed plate (1); the bottom of the base (24) is also provided with universal wheels (27).
10. The perforating device for the outer wall of the building as claimed in claim 9, characterized in that the bottom of the base (24) is further provided with telescopic legs (26); the telescopic supporting legs (26) are respectively arranged on the periphery of the base (24); the universal wheels (27) are arranged on the inner sides of the telescopic supporting legs (26), and the telescopic supporting legs (26) are spiral telescopic rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022916487.1U CN214238905U (en) | 2020-12-08 | 2020-12-08 | Outer wall perforating device of building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022916487.1U CN214238905U (en) | 2020-12-08 | 2020-12-08 | Outer wall perforating device of building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214238905U true CN214238905U (en) | 2021-09-21 |
Family
ID=77736928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022916487.1U Expired - Fee Related CN214238905U (en) | 2020-12-08 | 2020-12-08 | Outer wall perforating device of building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214238905U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116690807A (en) * | 2023-08-08 | 2023-09-05 | 万旭宏业集团有限公司 | Perforating device with adjustable interior decoration angle |
-
2020
- 2020-12-08 CN CN202022916487.1U patent/CN214238905U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116690807A (en) * | 2023-08-08 | 2023-09-05 | 万旭宏业集团有限公司 | Perforating device with adjustable interior decoration angle |
| CN116690807B (en) * | 2023-08-08 | 2023-09-29 | 万旭宏业集团有限公司 | Perforating device with adjustable interior decoration angle |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210921 |
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| CF01 | Termination of patent right due to non-payment of annual fee |