CN108527671B - Dustproof device of impact drill for constructional engineering - Google Patents
Dustproof device of impact drill for constructional engineering Download PDFInfo
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- CN108527671B CN108527671B CN201810286264.6A CN201810286264A CN108527671B CN 108527671 B CN108527671 B CN 108527671B CN 201810286264 A CN201810286264 A CN 201810286264A CN 108527671 B CN108527671 B CN 108527671B
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- 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
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- 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
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- 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
- B28D7/02—Accessories specially adapted for use with machines or devices of the preceding groups for removing or laying dust, e.g. by spraying liquids; for cooling work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention relates to a dustproof device, in particular to a dustproof device of a percussion drill for constructional engineering. The invention aims to provide a dustproof device of a percussion drill for construction engineering, which is easy to take out the percussion drill, has good dustproof effect and simple and easy structure. In order to solve the technical problem, the invention provides a dustproof device of a percussion drill for constructional engineering, which comprises an outer cylinder and the like; the inner side of the outer barrel is provided with an inner barrel, the middle of the top of the inner barrel is provided with a through hole, the top of the inner barrel is provided with a fixing mechanism, and the inner barrel is provided with a telescopic mechanism. The invention carries out dustproof treatment on the impact drill through the mutual matching of the fixing mechanism and the telescopic mechanism, and simultaneously achieves the effects of easy taking out of the impact drill, good dustproof effect and simple and feasible structure by utilizing the optimization of the spraying mechanism.
Description
Technical Field
The invention relates to a dustproof device, in particular to a dustproof device of a percussion drill for constructional engineering.
Background
The building engineering refers to an engineering entity formed by the construction of various building constructions and their auxiliary facilities and the installation of lines, pipelines and equipment matched with them. The house building is characterized by comprising a top cover, a beam column, a wall, a foundation and a project which can form an internal space and meet the requirements of people on production, living, study and public activities.
Strike and bore and need accomodate it after finishing using, present accomodate and strike and bore the device and need clean the impact drill earlier, consequently the operation process is more complicated, dustproof effect is relatively poor, difficult taking out, consequently need urgently to develop one kind and take out the impact drill dust keeper for building engineering that strikes and bore, dustproof respond well, simple structure easily.
Disclosure of Invention
(1) Technical problem to be solved
The invention aims to overcome the defects that the existing percussion drill dustproof device is complex in operation process, poor in dustproof effect and not easy to take out, and the technical problem to be solved by the invention is to provide the percussion drill dustproof device for the building engineering, which is easy to take out a percussion drill, good in dustproof effect and simple and feasible in structure.
(2) Technical scheme
In order to solve the technical problem, the invention provides the dustproof device for the percussion drill for the constructional engineering, which comprises an outer cylinder, an inner cylinder, a fixing mechanism and a telescopic mechanism, wherein the inner cylinder is arranged on the inner side of the outer cylinder, a through hole is formed in the middle of the top of the inner cylinder, the fixing mechanism is arranged on the top of the inner cylinder, and the telescopic mechanism is arranged on the inner cylinder.
Preferably, the fixing mechanism comprises a first supporting rod, a nut, a bolt, a rotating block, a bearing seat and a pressing plate, the first supporting rod is vertically connected to the left and right positions in the middle of the top of the inner barrel, the nut is arranged at the top of the first supporting rod, the bolt matched with the nut is arranged in the nut, the rotating block is arranged at the opposite end of the bolt on the left side and the right side, the bearing seat is installed at the other end of the bolt, and the pressing plate is arranged in the bearing seat.
Preferably, telescopic machanism is including slide bar, sliding sleeve, spring holder, reset spring, limiting plate and brush board, and the side is vertical to be connected with the slide bar about the urceolus top, and the slide bar top is connected with the limiting plate, and the bilateral symmetry in inner tube middle part is equipped with can be on the slide bar gliding sliding sleeve, and the bottom of slide bar is equipped with the spring holder, is connected with reset spring between sliding sleeve and the spring holder, and the slide bar passes reset spring, and the top of sliding sleeve is equipped with the brush board.
Preferably, the spraying device comprises a placing plate, a water tank, a water pump, a water filling port, a guide pipe and an atomizing spray head, the placing plate is arranged on the left side of the outer barrel, the water tank is arranged at the top of the placing plate, the water filling port is formed in the left side of the top of the water tank, the water pump is installed on the inner bottom wall of the water tank, the output end of the water pump is connected with the guide pipe, and the tail end of the guide pipe sequentially penetrates through the water tank and the inner barrel and is provided with.
Preferably, the washing machine further comprises an annular brush plate, and the bottom of the outer barrel is provided with the annular brush plate.
Preferably, the device further comprises a protection plate, and the protection plate is connected between the sliding rod and the outer cylinder.
The working principle is as follows: the percussion drill is placed in the through hole, the control fixing mechanism fixes the percussion drill, the percussion drill is protected by utilizing the mutual matching of the outer barrel and the inner barrel, when the percussion drill needs to be taken out, the control fixing mechanism does not fix the percussion drill any more, and the percussion drill is simultaneously controlled to stretch out from the through hole by the telescopic mechanism so as to be taken out.
Because fixed establishment is including first branch, nut, bolt, commentaries on classics piece, bearing frame and clamp plate, the middle left side and the vertical first branch that is connected with in position on the right side of inclining to the left at inner tube top, the top of first branch is equipped with the nut, is equipped with complex bolt with it in the nut, and the looks remote site of the bolt on the left and right sides is equipped with the commentaries on classics piece, and the bearing frame is installed to the other end of bolt, is equipped with the clamp plate in the. The operator rotates the commentaries on classics piece, changes the piece and passes through bolt drive clamp plate relative movement, so can will strike to bore and place between the clamp plate on left and right sides to will strike to bore and pass the through-hole, twist in the opposite direction and change the piece, drive the clamp plate through the bolt and will strike to bore and fix, when need not fix to striking to bore, twist again and move the bolt and drive the clamp plate and no longer contact to strike and bore, can take off it.
Because telescopic machanism is including the slide bar, the sliding sleeve, the spring holder, reset spring, limiting plate and brush board, the vertical slide bar that is connected with in side about the urceolus top, the slide bar top is connected with the limiting plate, the bilateral symmetry in inner tube middle part is equipped with can be on the slide bar gliding sliding sleeve, the bottom of slide bar is equipped with the spring holder, is connected with reset spring between sliding sleeve and the spring holder, the slide bar passes reset spring, the top of sliding sleeve is equipped with the brush board. The inner barrel is pushed downwards, the inner barrel drives the sliding sleeve to move downwards along the sliding rod, the impact drill can be taken out, the reset spring is compressed, when the impact drill is stored in a dustproof mode again, the reset spring is loosened, the sliding sleeve is driven to reset under the action of the reset spring, the inner barrel can extend from the outer barrel, the impact drill is protected by the inner barrel and the outer barrel, meanwhile, the limiting plate can prevent an operator from stretching the inner barrel excessively, the inner barrel is pulled out of the outer barrel, and the using effect of the anti-dust impact drill is improved.
Because still including sprinkler structure, sprinkler structure is equipped with including placing board, water tank, water pump, filler, pipe and atomizer including placing the board, and the left side of urceolus is equipped with places the board, and the top of placing the board is equipped with the water tank, and open in the left side at water tank top has the filler, and the water pump is installed to the inner diapire of water tank, and the output of water pump is connected with the pipe, and the tail end of pipe passes water tank and inner tube in proper order to be equipped with atomizer. A certain amount of antirust agent is added into a water tank through a water filling port, a water pump is started to work, the antirust agent is guided by a guide pipe and sprayed out by an atomizing nozzle by the water pump, the antirust agent sprayed out by the atomizing nozzle is uniformly sprayed on the surface of the percussion drill, and the water pump can be closed after the antirust agent is sprayed on the surface of the percussion drill, so that the using effect of the water pump can be improved.
Because the brush also comprises the annular brush plate, the bottom of the outer cylinder is provided with the annular brush plate. The annular brush plate can clean the position where the brush is placed to a certain degree, so that the brush is not easily influenced by the external environment, and the using effect of the brush is improved.
Because still including the protection shield, be connected with the protection shield between slide bar and the urceolus. The protection shield can hide telescopic machanism, prevents that the operator from touching telescopic machanism by mistake, causes the injury to self.
(3) Advantageous effects
The invention carries out dustproof treatment on the impact drill through the mutual matching of the fixing mechanism and the telescopic mechanism, and simultaneously achieves the effects of easy taking out of the impact drill, good dustproof effect and simple and feasible structure by utilizing the optimization of the spraying mechanism.
Drawings
Fig. 1 is a first main view structure of the present invention.
Fig. 2 is a second front view structure diagram of the present invention.
The labels in the figures are: 1-outer cylinder, 2-inner cylinder, 3-through hole, 4-fixing mechanism, 41-first support rod, 42-nut, 43-bolt, 44-rotating block, 45-bearing seat, 46-pressing plate, 5-telescoping mechanism, 51-sliding rod, 52-sliding sleeve, 53-spring seat, 54-return spring, 55-limiting plate, 56-brush plate, 6-spraying mechanism, 61-placing plate, 62-water tank, 63-water pump, 64-water filling opening, 65-conduit, 66-atomizing spray head, 7-annular brush plate and 8-protecting plate.
Detailed Description
The invention is further described below with reference to the figures and examples.
Example 1
A dust-proof device of a percussion drill for constructional engineering is shown in figure 1-2 and comprises an outer cylinder 1, an inner cylinder 2, a fixing mechanism 4 and a telescopic mechanism 5, wherein the inner side of the outer cylinder 1 is provided with the inner cylinder 2, the middle of the top of the inner cylinder 2 is provided with a through hole 3, the top of the inner cylinder 2 is provided with the fixing mechanism 4, and the inner cylinder 2 is provided with the telescopic mechanism 5.
Example 2
A dust-proof device of a percussion drill for constructional engineering is shown in figure 1-2 and comprises an outer cylinder 1, an inner cylinder 2, a fixing mechanism 4 and a telescopic mechanism 5, wherein the inner side of the outer cylinder 1 is provided with the inner cylinder 2, the middle of the top of the inner cylinder 2 is provided with a through hole 3, the top of the inner cylinder 2 is provided with the fixing mechanism 4, and the inner cylinder 2 is provided with the telescopic mechanism 5.
The fixing mechanism 4 comprises a first supporting rod 41, a nut 42, a bolt 43, a rotating block 44, a bearing seat 45 and a pressing plate 46, the first supporting rod 41 is vertically connected to the left and right positions in the middle of the top of the inner cylinder 2, the nut 42 is arranged at the top of the first supporting rod 41, the bolt 43 matched with the nut 42 is arranged in the nut 42, the rotating block 44 is arranged at the opposite end of the bolt 43 on the left side and the right side, the bearing seat 45 is installed at the other end of the bolt 43, and the pressing plate 46 is arranged in the bearing seat 45.
Example 3
A dust-proof device of a percussion drill for constructional engineering is shown in figure 1-2 and comprises an outer cylinder 1, an inner cylinder 2, a fixing mechanism 4 and a telescopic mechanism 5, wherein the inner side of the outer cylinder 1 is provided with the inner cylinder 2, the middle of the top of the inner cylinder 2 is provided with a through hole 3, the top of the inner cylinder 2 is provided with the fixing mechanism 4, and the inner cylinder 2 is provided with the telescopic mechanism 5.
The fixing mechanism 4 comprises a first supporting rod 41, a nut 42, a bolt 43, a rotating block 44, a bearing seat 45 and a pressing plate 46, the first supporting rod 41 is vertically connected to the left and right positions in the middle of the top of the inner cylinder 2, the nut 42 is arranged at the top of the first supporting rod 41, the bolt 43 matched with the nut 42 is arranged in the nut 42, the rotating block 44 is arranged at the opposite end of the bolt 43 on the left side and the right side, the bearing seat 45 is installed at the other end of the bolt 43, and the pressing plate 46 is arranged in the bearing seat 45.
The telescopic mechanism 5 comprises a sliding rod 51, a sliding sleeve 52, a spring seat 53, a return spring 54, a limiting plate 55 and a brush plate 56, the sliding rod 51 is vertically connected to the left side and the right side of the top of the outer cylinder 1, the limiting plate 55 is connected to the top of the sliding rod 51, the sliding sleeve 52 capable of sliding on the sliding rod 51 is symmetrically arranged on the left side and the right side of the middle part of the inner cylinder 2, the spring seat 53 is arranged at the bottom of the sliding rod 51, the return spring 54 is connected between the sliding sleeve 52 and the spring seat 53, the sliding rod 51 penetrates through the return spring.
Example 4
A dust-proof device of a percussion drill for constructional engineering is shown in figure 1-2 and comprises an outer cylinder 1, an inner cylinder 2, a fixing mechanism 4 and a telescopic mechanism 5, wherein the inner side of the outer cylinder 1 is provided with the inner cylinder 2, the middle of the top of the inner cylinder 2 is provided with a through hole 3, the top of the inner cylinder 2 is provided with the fixing mechanism 4, and the inner cylinder 2 is provided with the telescopic mechanism 5.
The fixing mechanism 4 comprises a first supporting rod 41, a nut 42, a bolt 43, a rotating block 44, a bearing seat 45 and a pressing plate 46, the first supporting rod 41 is vertically connected to the left and right positions in the middle of the top of the inner cylinder 2, the nut 42 is arranged at the top of the first supporting rod 41, the bolt 43 matched with the nut 42 is arranged in the nut 42, the rotating block 44 is arranged at the opposite end of the bolt 43 on the left side and the right side, the bearing seat 45 is installed at the other end of the bolt 43, and the pressing plate 46 is arranged in the bearing seat 45.
The telescopic mechanism 5 comprises a sliding rod 51, a sliding sleeve 52, a spring seat 53, a return spring 54, a limiting plate 55 and a brush plate 56, the sliding rod 51 is vertically connected to the left side and the right side of the top of the outer cylinder 1, the limiting plate 55 is connected to the top of the sliding rod 51, the sliding sleeve 52 capable of sliding on the sliding rod 51 is symmetrically arranged on the left side and the right side of the middle part of the inner cylinder 2, the spring seat 53 is arranged at the bottom of the sliding rod 51, the return spring 54 is connected between the sliding sleeve 52 and the spring seat 53, the sliding rod 51 penetrates through the return spring.
The spraying device is characterized by further comprising a spraying mechanism 6, wherein the spraying mechanism 6 comprises a placing plate 61, a water tank 62, a water pump 63, a water filling port 64, a guide pipe 65 and an atomizing spray head 66, the placing plate 61 is arranged on the left side of the outer barrel 1, the water tank 62 is arranged at the top of the placing plate 61, the water filling port 64 is formed in the left side of the top of the water tank 62, the water pump 63 is installed on the inner bottom wall of the water tank 62, the output end of the water pump 63 is connected with the guide pipe 65, and the tail end of the guide pipe 65 sequentially penetrates through.
The brush also comprises an annular brush plate 7, and the bottom of the outer cylinder 1 is provided with the annular brush plate 7.
The device also comprises a protective plate 8, and the protective plate 8 is connected between the slide rod 51 and the outer cylinder 1.
The working principle is as follows: will strike and bore and place in through-hole 3, control fixed establishment 4 fixes to the impact drill to utilize mutually supporting of urceolus 1 and inner tube 2, protect the impact drill, when needs take out the impact drill, control fixed establishment 4 no longer fixes the impact drill, and control telescopic machanism 5 will strike the drill and stretch out from through-hole 3 simultaneously and can will take out.
Because the fixing mechanism 4 comprises a first supporting rod 41, a nut 42, a bolt 43, a rotating block 44, a bearing seat 45 and a pressing plate 46, the first supporting rod 41 is vertically connected to the left and right positions in the middle of the top of the inner cylinder 2, the nut 42 is arranged on the top of the first supporting rod 41, the bolt 43 matched with the nut 42 is arranged in the nut 42, the rotating block 44 is arranged at the opposite end of the bolt 43 on the left and right sides, the bearing seat 45 is arranged at the other end of the bolt 43, and the pressing plate 46 is arranged in the bearing seat 45. An operator rotates the rotating block 44, the rotating block 44 drives the pressing plates 46 to move relatively through the bolts 43, so that the impact drill can be placed between the pressing plates 46 on the left side and the right side, the impact drill penetrates through the through hole 3, the rotating block 44 is screwed in the opposite direction, the pressing plates 46 are driven through the bolts 43 to fix the impact drill, and when the impact drill does not need to be fixed, the bolts 43 are screwed again to drive the pressing plates 46 to be not in contact with the impact drill any more, so that the impact drill can be taken down.
Because telescopic machanism 5 is including slide bar 51, sliding sleeve 52, spring holder 53, reset spring 54, limiting plate 55 and brush board 56, the vertical slide bar 51 that is connected with in the left and right sides at the top of urceolus 1, the top of slide bar 51 is connected with limiting plate 55, the left and right sides symmetry in the middle part of inner tube 2 is equipped with the sliding sleeve 52 that can slide on slide bar 51, the bottom of slide bar 51 is equipped with spring holder 53, be connected with reset spring 54 between sliding sleeve 52 and the spring holder 53, slide bar 51 passes reset spring 54, the top of sliding sleeve 52 is equipped with brush board 56. The inner cylinder 2 is pushed downwards, the inner cylinder 2 drives the sliding sleeve 52 to move downwards along the sliding rod 51, the percussion drill can be taken out, the return spring 54 is compressed at the moment, when the percussion drill is stored in a dustproof mode again, the return spring 54 is loosened, the sliding sleeve 52 is driven to reset under the action of the return spring 54, the inner cylinder 2 can extend from the outer cylinder 1, the percussion drill is protected by the inner cylinder 2 and the outer cylinder 1, meanwhile, the limiting plate 55 can prevent an operator from stretching the inner cylinder 2 excessively, the inner cylinder 2 is pulled out of the outer cylinder 1, and the using effect of the invention is improved.
Because the spraying device also comprises a spraying mechanism 6, the spraying mechanism 6 comprises a placing plate 61, a water tank 62, a water pump 63, a water filling port 64, a guide pipe 65 and an atomizing spray head 66, the placing plate 61 is arranged on the left side of the outer barrel 1, the water tank 62 is arranged on the top of the placing plate 61, the water filling port 64 is arranged on the left side of the top of the water tank 62, the water pump 63 is arranged on the inner bottom wall of the water tank 62, the output end of the water pump 63 is connected with the guide pipe 65, and the tail end of the guide pipe 65 sequentially penetrates through the water tank 62. A certain amount of antirust agent is added into the water tank 62 through the water adding port 64, the water pump 63 is started to work, the antirust agent is guided by the water pump 63 through the guide pipe 65 and is sprayed out by the atomizing nozzle 66, the antirust agent sprayed out by the atomizing nozzle 66 is uniformly sprayed on the surface of the percussion drill, and the water pump 63 can be closed after the certain amount of antirust agent is sprayed on the surface of the percussion drill, so that the using effect of the anti-rust water hammer is improved.
Because the annular brush plate 7 is also included, the annular brush plate 7 is arranged at the bottom of the outer cylinder 1. The annular brush plate 7 can clean the position where the invention is placed to a certain extent, so that the invention is not easily influenced by the external environment, and the use effect of the invention is improved.
Because the protection plate 8 is further included, the protection plate 8 is connected between the slide rod 51 and the outer cylinder 1. The protection shield 8 can hide the telescopic mechanism 5, and prevents that the operator from mistakenly touching the telescopic mechanism 5 and causing injury to the operator.
The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (4)
1. The impact drill dustproof device for the constructional engineering is characterized by comprising an outer cylinder (1), an inner cylinder (2), a fixing mechanism (4) and a telescopic mechanism (5), wherein the inner cylinder (2) is arranged on the inner side of the outer cylinder (1), a through hole (3) is formed in the middle of the top of the inner cylinder (2), the fixing mechanism (4) is installed on the top of the inner cylinder (2), and the telescopic mechanism (5) is installed on the inner cylinder (2); the fixing mechanism (4) comprises a first supporting rod (41), a nut (42), a bolt (43), a rotating block (44), a bearing seat (45) and a pressing plate (46), the first supporting rod (41) is vertically connected to the left and right positions in the middle of the top of the inner barrel (2), the nut (42) is arranged at the top of the first supporting rod (41), the bolt (43) matched with the nut (42) is arranged in the nut (42), the rotating block (44) is arranged at the opposite end of the bolt (43) on the left side and the right side, the bearing seat (45) is installed at the other end of the bolt (43), and the pressing plate (46) is arranged in the bearing; telescopic machanism (5) is including slide bar (51), sliding sleeve (52), spring holder (53), reset spring (54), limiting plate (55) and brush board (56), the vertical slide bar (51) that is connected with in the left and right sides at urceolus (1) top, slide bar (51) top is connected with limiting plate (55), the left and right sides symmetry in inner tube (2) middle part is equipped with can be on slide bar (51) gliding sliding sleeve (52), the bottom of slide bar (51) is equipped with spring holder (53), be connected with reset spring (54) between sliding sleeve (52) and the spring holder (53), reset spring (54) are passed in slide bar (51), the top of sliding sleeve (52) is equipped with brush board (56).
2. The percussion drill dustproof device for building engineering according to claim 1, characterized by further comprising a spraying mechanism (6), wherein the spraying mechanism (6) comprises a placing plate (61), a water tank (62), a water pump (63), a water filling port (64), a conduit (65) and an atomizing spray head (66), the placing plate (61) is arranged on the left side of the outer cylinder (1), the water tank (62) is arranged at the top of the placing plate (61), the water filling port (64) is arranged on the left side of the top of the water tank (62), the water pump (63) is installed on the inner bottom wall of the water tank (62), the conduit (65) is connected to the output end of the water pump (63), and the tail end of the conduit (65) sequentially penetrates through the water tank (62) and the inner cylinder (2) and is provided with the atomizing.
3. The percussion drill dust-proof device for building engineering according to claim 2, further comprising an annular brush plate (7), wherein the annular brush plate (7) is arranged at the bottom of the outer cylinder (1).
4. The percussion drill dustproof device for construction engineering according to claim 3, further comprising a protective plate (8), wherein the protective plate (8) is connected between the sliding rod (51) and the outer cylinder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810286264.6A CN108527671B (en) | 2018-03-30 | 2018-03-30 | Dustproof device of impact drill for constructional engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810286264.6A CN108527671B (en) | 2018-03-30 | 2018-03-30 | Dustproof device of impact drill for constructional engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108527671A CN108527671A (en) | 2018-09-14 |
| CN108527671B true CN108527671B (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810286264.6A Active CN108527671B (en) | 2018-03-30 | 2018-03-30 | Dustproof device of impact drill for constructional engineering |
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| CN (1) | CN108527671B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2172194Y (en) * | 1993-09-01 | 1994-07-20 | 钱渭 | Dustproof cover for impact drill |
| JP2001162616A (en) * | 1999-12-08 | 2001-06-19 | Nihon Meccs Kk | Self-cooling type rotary drill |
| CN2663344Y (en) * | 2003-12-25 | 2004-12-15 | 深圳市柏高广告有限公司 | Popup storing trunk |
| CN202115227U (en) * | 2011-06-27 | 2012-01-18 | 张枭航 | Telescopic pen container |
| CN203305184U (en) * | 2013-04-22 | 2013-11-27 | 陈志华 | Impact drill dust collection device and impact drill provided with same |
| CN104148699A (en) * | 2014-07-28 | 2014-11-19 | 宁波市鄞州多凡国际贸易有限公司 | Electric wall drill |
| CN205704753U (en) * | 2016-04-25 | 2016-11-23 | 赣州容川玻璃有限责任公司 | A kind of Efficient safe glass drilling machine |
| CN206780705U (en) * | 2017-05-10 | 2017-12-22 | 江西豪安能源科技有限公司 | A kind of splicing bench of silicon single crystal rod |
| CN206825017U (en) * | 2017-05-23 | 2018-01-02 | 山东协和学院 | A kind of perforating device for building of convenient use |
-
2018
- 2018-03-30 CN CN201810286264.6A patent/CN108527671B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2172194Y (en) * | 1993-09-01 | 1994-07-20 | 钱渭 | Dustproof cover for impact drill |
| JP2001162616A (en) * | 1999-12-08 | 2001-06-19 | Nihon Meccs Kk | Self-cooling type rotary drill |
| CN2663344Y (en) * | 2003-12-25 | 2004-12-15 | 深圳市柏高广告有限公司 | Popup storing trunk |
| CN202115227U (en) * | 2011-06-27 | 2012-01-18 | 张枭航 | Telescopic pen container |
| CN203305184U (en) * | 2013-04-22 | 2013-11-27 | 陈志华 | Impact drill dust collection device and impact drill provided with same |
| CN104148699A (en) * | 2014-07-28 | 2014-11-19 | 宁波市鄞州多凡国际贸易有限公司 | Electric wall drill |
| CN205704753U (en) * | 2016-04-25 | 2016-11-23 | 赣州容川玻璃有限责任公司 | A kind of Efficient safe glass drilling machine |
| CN206780705U (en) * | 2017-05-10 | 2017-12-22 | 江西豪安能源科技有限公司 | A kind of splicing bench of silicon single crystal rod |
| CN206825017U (en) * | 2017-05-23 | 2018-01-02 | 山东协和学院 | A kind of perforating device for building of convenient use |
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| Publication number | Publication date |
|---|---|
| CN108527671A (en) | 2018-09-14 |
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