CN220739554U - Self-cooling dust-free water drill - Google Patents
Self-cooling dust-free water drill Download PDFInfo
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- CN220739554U CN220739554U CN202322085539.9U CN202322085539U CN220739554U CN 220739554 U CN220739554 U CN 220739554U CN 202322085539 U CN202322085539 U CN 202322085539U CN 220739554 U CN220739554 U CN 220739554U
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- water
- drill
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 136
- 238000001816 cooling Methods 0.000 title claims abstract description 57
- 239000000498 cooling water Substances 0.000 claims abstract description 24
- 238000005553 drilling Methods 0.000 claims abstract description 20
- 238000002347 injection Methods 0.000 claims abstract description 20
- 239000007924 injection Substances 0.000 claims abstract description 20
- 239000000428 dust Substances 0.000 claims description 22
- 230000000903 blocking effect Effects 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 239000000110 cooling liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model discloses a self-cooling dust-free water drill, which comprises a drill barrel, wherein the front end of the drill barrel is provided with a drill bit, and the tail end of the drill barrel is provided with a connector for connecting a water drilling machine; the drilling machine is characterized in that a cooling water channel consisting of a water inlet channel and a water outlet channel is arranged on the inner wall of the drilling barrel; one end of the water inlet channel is provided with a water inlet, the other end of the water inlet channel is provided with a water outlet, and one end of the water outlet channel is provided with a water return port and the other end of the water outlet channel is communicated with a water outlet arranged on the outer wall of the drilling cylinder; the water inlet is communicated with the water injection hole; the drill bit is provided with a cooling cavity, the water outlet is communicated with the cooling cavity, and the water return port is communicated with the cooling cavity. The self-cooling dust-free water drilling tool has the advantages that the pollution to the wall and the ground is avoided after drilling, the drill bit can be conveniently replaced, and the drill barrel can be reused.
Description
Technical Field
The utility model relates to an electric tool, in particular to a self-cooling dust-free water drill.
Background
At present, along with the increase of social engineering quantity, the punching requirement is also increased, and when electric tools such as a conventional water drill, an electric drilling machine and the like are used for punching holes, a large amount of fragments, dust and sewage are generated, and the conventional hole puncher is used for polluting construction places, so that the tools cannot be suitable for the requirements of certain places, such as punching holes in decorated places; the produced pollutants can also influence the operation of operators, and secondly, the conventional water drill bit is mostly integrated, so that the problems of high abrasion, short service life of the bit, inconvenience in maintenance and replacement and the like exist when the reinforced concrete and other hard wall surfaces are perforated.
Therefore, the self-cooling dust-free water drill which can not pollute the wall and the ground after drilling and can realize the replacement of cutter teeth and the repeated use of the drill barrel is a problem which needs to be solved by technicians.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a self-cooling dust-free water drill.
In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:
the self-cooling dust-free water drill comprises a drill cylinder (1), wherein the front end of the drill cylinder (1) is provided with a drill bit, and the tail end of the drill cylinder (1) is provided with a connector (6) for connecting a water drilling machine (7); the drilling machine is characterized in that a cooling water channel (2) consisting of a water inlet channel (11) and a water outlet channel (12) is arranged on the inner wall of the drilling barrel (1); one end of the water inlet channel (11) is provided with a water inlet (3), the other end of the water inlet channel is provided with a water outlet (13), one end of the water outlet channel (12) is provided with a water return port (14), and the other end of the water outlet channel is communicated with a water outlet hole (4) arranged on the outer wall of the drill cylinder (1); the connector (6) is provided with a water injection hole (8), and the water inlet (3) is communicated with the water injection hole (8); the drill bit is provided with a cooling cavity (5), the water outlet (13) is communicated with the cooling cavity (5), and the water return port (14) is communicated with the cooling cavity (5).
Preferably, the inner wall of the drill cylinder (1) is provided with a plurality of groups of cooling water channels (2), and the drill bit is provided with a plurality of groups of cooling cavities (5) which are respectively communicated with the corresponding cooling water channels (2).
Preferably, the drill bit is composed of a plurality of cutter teeth (10), the cutter teeth (10) are connected with the drill cylinder (1) through pins, and a cooling cavity (5) is formed in each cutter tooth (10).
Preferably, the tail end of the drill cylinder (1) is provided with an inner jaw (9), the inner side wall of the inner jaw (9) is provided with an inner thread, and the front section of the connector (6) is provided with an outer thread matched with the inner thread of the inner side wall of the inner jaw (9); the outer side wall of the inner jaw insert (9) is provided with a plurality of raised strips (15), and the side wall of the tail end of the drill cylinder (1) is provided with positioning grooves (16) which are engaged with the raised strips (15).
More preferably, the front end of the inner jaw insert (9) is provided with a blocking piece.
More preferably, the water injection hole (8) is arranged on the side wall of the front section of the connector (6).
More preferably, the rear section of the connector (6) is an internally threaded pipe, and the water injection hole (8) is communicated with the internally threaded pipe.
Preferably, a waterproof silica gel pad (16) is arranged between the connector (6) and the drill cylinder (1).
The self-cooling dust-free water drill is characterized in that one end, close to the drill bit, of the self-cooling dust-free water drill is connected with a wall-attached dust collector (17), and an operation hole is formed in the wall-attached dust collector.
The utility model is further described below:
the self-cooling dust-free water drill comprises a drill cylinder, a drill bit, a blocking piece, an inner tooth insert, a waterproof silica gel pad, a connecting head and the like.
The drill cylinder adopts the thick-wall pipe, be equipped with multiunit cooling water passageway along axial annular in the drill cylinder wall, every cooling water passageway of group includes water inlet cooling water passageway and play water cooling water passageway, water inlet and the water injection hole UNICOM of setting on connector front end lateral wall, water injection hole and connector back end (internal thread pipe) intercommunication, when the connector back end is connected with the hydrodrill, water gets into the internal thread pipe when water is exported from the hydrodrill front end, then in the water inlet passageway of entering cooling water passageway through water injection hole and water inlet, the water that gets into the cooling water passageway flows out and gets into the cooling chamber of drill bit from the delivery port of water inlet passageway, the cooling water in the cooling chamber makes the drill bit cooling in the operation, the water of accomplishing the cooling work gets into water outlet pipeline again from the return water mouth, again through water outlet pipeline follow the water outlet hole who sets up at the drill cylinder outer wall discharge (when drill bit temperature is too high, the cooling water of accomplishing the cooling work can gasify). Thus, the cooling effect of the drill bit is realized. According to the utility model, the flow channel is arranged in the pipe wall, and the water outlet is arranged on the outer side wall of the drill barrel close to the tail end, so that pollution of cooling liquid to a construction site in the water drill hole opening process can be avoided. Taking a phi 60 water drill component as an example, the drill cylinder adopts a phi 60x5 thick-wall pipe, and the Cr12MoV material has higher hardness and can be recycled.
Further, the drill bit adopts split type, adopts 5 independent phi 60 diamond cutter teeth annular to set up at the drill cylinder front end, opens on the cutter tooth has the through-hole and is fixed with the locating hole of drill cylinder front end through the pin, is equipped with a waist groove as the cooling chamber that is used for cooling the cutter tooth on the terminal surface that every cutter tooth meets with the drill cylinder, and correspondingly, sets up 5 group phi 2 and runs through the drill cylinder wall and communicate with each cooling water channel of waist groove respectively, and split type cutter tooth has further improved the cooling effect, also can change respectively according to the degree of wear of each cutter tooth.
The inner cavity of the drill cylinder is fixedly provided with an inner jaw of a cylindrical structure, the inner side wall of the inner jaw is provided with threads, 5 convex strips are uniformly distributed on the outer side wall of the inner jaw along the axial direction in an annular mode and are matched with corresponding positioning grooves on the wall of the drill cylinder, so that welding fixation is realized, the front end of the inner jaw is fixedly welded with a blocking piece, the diameter of the blocking piece is the same as the inner diameter of the drill cylinder, and sealing water stop is realized.
The connector adopts a connector of M22x1.5-M42x2, the middle part of the connector is an annular baffle, one end of the annular baffle is provided with an annular step which extends into the inner cavity of the drill cylinder and is arranged in a reducing way, one end of the annular step, which is far away from the annular baffle, is provided with an external thread connecting part, the annular baffle is tightly attached to the end surfaces of the drill cylinder and the raised strips through matching with external threads of the inner jaw, the fixing and water stopping effects of the connector are realized, and the connector adopts a connector of M22x1.5-M42x2 and an inner jaw M45x2 by taking a phi 60 water drill assembly as an example; the silica gel water stop pad is arranged between the connector and the drill cylinder, so that the sealing effect is improved; the outer wall of the tail end edge of the inner jaw insert is provided with a bevel edge along the circumferential direction, and the tail end edge of the drill cylinder is provided with an inner annular step; the other end of the annular baffle is a hexagonal joint with an internal thread pipe, so that the annular baffle is in fit connection with an external water drilling machine; the internal thread pipe is a blind hole, the water injection hole radially penetrates through the annular step along the connector and is communicated with the internal thread pipe, and the water injection hole is communicated with the water inlet on the inner side wall of the drill cylinder, so that a cooling liquid passage is realized. Adopt hexagonal joint to be connected with outside hydrodrill, in the cooling water gets into the internal thread pipe of connector from hydrodrill end to pour into the cooling water passageway through water injection hole and water inlet, thereby cool down the processing to the drill bit, improved the operating efficiency, prolonged the life of drill bit, avoided the pollution of coolant liquid simultaneously.
The self-cooling dust-free water drill is characterized in that one end, close to the drill bit, of the self-cooling dust-free water drill is connected with a wall-attached dust collector, the wall-attached dust collector is an electrically driven dust collector, an operation hole used for a drill barrel to pass through is formed in the middle of the wall-attached dust collector, the operation hole of the wall-attached dust collector is aligned with a pre-drilled hole site, the water drill passes through the operation hole of the wall-attached dust collector to drill holes, and particles generated in the operation process of the wall-attached dust collector are adsorbed, so that the dust-free operation effect is achieved.
Compared with the prior art, the method has the following advantages:
the self-cooling dust-free water drill provided by the utility model is communicated and matched with the cooling cavity through the cooling flow channel, so that the cooling medium is supplied in a sealed environment, the drill bit can be cooled sufficiently, and the pollution of the cooling liquid to a construction site is avoided; by adopting the split cutter teeth as the drill bit, not only is the follow-up and maintenance convenient, but also the cooling effect of the drill bit is improved, the service life of the equipment is prolonged, and the loss is reduced; the dust collector is used in cooperation with the dust collector to collect dust, so that the dust-free operation degree is further improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the overall installation of the self-cooling dust free water drill of the present utility model;
FIG. 3 is a schematic view of the structure of the drill barrel of the present utility model;
FIG. 4 is a schematic structural view of a connector according to the present utility model;
FIG. 5 is a cross-sectional view B-B of FIG. 4;
FIG. 6 is a schematic view of the structure of the inner dental insert of the present utility model;
fig. 7 is a schematic view of the structure of the cutter tooth of the present utility model.
In the figure: 1. drilling a cylinder; 2. a cooling water passage; 3. a water inlet; 4. a water outlet; 5. a cooling chamber; 6. a connector; 7. a water drilling machine; 8. a water injection hole; 9. an inner dental insert; 10. cutter teeth; 11. a water inlet cooling water channel; 12. a water outlet cooling water channel; 13. a water outlet; 14. a water return port; 15. a convex strip; 16. a sealing gasket; 17. a wall-attached dust collector; 18. and a positioning groove.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
Referring to fig. 1 to 7, the self-cooling dust-free water drill comprises a drill barrel 1, wherein a drill bit is arranged at the front end of the drill barrel 1, and a connector 6 for connecting a water drilling machine 7 is arranged at the tail end of the drill barrel 1; the drilling machine is characterized in that a cooling water channel 2 consisting of a water inlet channel 11 and a water outlet channel 12 is arranged on the inner wall of the drilling barrel 1; one end of the water inlet channel 11 is provided with a water inlet 3, the other end of the water inlet channel is provided with a water outlet 13, one end of the water outlet channel 12 is provided with a water return port 14, and the other end of the water outlet channel is communicated with a water outlet hole 4 arranged on the outer wall of the drill cylinder 1; the connector 6 is provided with a water injection hole 8, and the water inlet 3 is communicated with the water injection hole 8; the drill bit is provided with a cooling cavity 5, the water outlet 13 is communicated with the cooling cavity 5, and the water return port 14 is communicated with the cooling cavity 5.
The inner wall of the drill cylinder 1 is provided with a plurality of groups of cooling water channels 2, and the drill bit is provided with a plurality of groups of cooling cavities 5 which are respectively communicated with the corresponding cooling water channels 2. The drill bit is composed of a plurality of cutter teeth 10, the cutter teeth 10 are connected with the drill cylinder 1 through pins, and each cutter tooth 10 is provided with a cooling cavity 5. The tail end of the drill cylinder 1 is provided with an inner jaw 9, the inner side wall of the inner jaw 9 is provided with an inner thread, and the front section of the connector 6 is provided with an outer thread matched with the inner thread of the inner side wall of the inner jaw 9; the outer side wall of the inner jaw 9 is provided with a plurality of raised strips 15, and the side wall of the tail end of the drill cylinder 1 is provided with positioning grooves 16 which are engaged with the raised strips 15. The front end of the inner jaw 9 is provided with a blocking piece. The water injection hole 8 is arranged on the side wall of the front section of the connector 6. The rear section of the connector 6 is an internal thread pipe, and the water injection hole 8 is communicated with the internal thread pipe. A waterproof silica gel pad 16 is arranged between the connector 6 and the drill cylinder 1. The self-cooling dust-free water drill is characterized in that one end, close to the drill bit, of the self-cooling dust-free water drill is connected with a wall-attached dust collector 17, and an operation hole is formed in the wall-attached dust collector.
Claims (8)
1. The self-cooling dust-free water drill comprises a drill barrel (1), wherein a drill bit is arranged at the front end of the drill barrel (1), and a connector (6) for connecting a water drilling machine (7) is arranged at the tail end of the drill barrel (1); the drilling machine is characterized in that a cooling water channel (2) consisting of a water inlet channel (11) and a water outlet channel (12) is arranged on the inner wall of the drilling barrel (1); one end of the water inlet channel (11) is provided with a water inlet (3), the other end of the water inlet channel is provided with a water outlet (13), one end of the water outlet channel (12) is provided with a water return port (14), and the other end of the water outlet channel is communicated with a water outlet hole (4) arranged on the outer wall of the drill cylinder (1); the connector (6) is provided with a water injection hole (8), and the water inlet (3) is communicated with the water injection hole (8); the drill bit is provided with a cooling cavity (5), the water outlet (13) is communicated with the cooling cavity (5), and the water return port (14) is communicated with the cooling cavity (5).
2. The self-cooling dust-free water drill according to claim 1, wherein a plurality of groups of cooling water channels (2) are arranged on the inner wall of the drill cylinder (1), and a plurality of groups of cooling cavities (5) which are respectively communicated with the corresponding cooling water channels (2) are arranged on the drill bit.
3. A self-cooling dust free water drill as claimed in claim 2, characterized in that the drill bit consists of a plurality of cutter teeth (10), the cutter teeth (10) are connected with the drill drum (1) through pins, and a cooling cavity (5) is arranged on each cutter tooth (10).
4. The self-cooling dust-free water drill according to claim 1, wherein the tail end of the drill barrel (1) is provided with an inner jaw (9), the inner side wall of the inner jaw (9) is provided with an inner thread, and the front section of the connector (6) is provided with an outer thread matched with the inner thread of the inner side wall of the inner jaw (9); the outer side wall of the inner jaw insert (9) is provided with a plurality of raised strips (15), and the side wall of the tail end of the drill cylinder (1) is provided with positioning grooves (18) which are engaged with the raised strips (15).
5. Self-cooling dust free water drill according to claim 4, characterized in that the front end of the inner jaw insert (9) is provided with a blocking piece.
6. Self-cooling dust free water drill according to claim 5, characterized in that the water injection hole (8) is provided in the side wall of the front section of the connection head (6).
7. Self-cooling dust free water drill according to claim 6, characterized in that the rear section of the connector (6) is an internally threaded pipe, and the water injection hole (8) is communicated with the internally threaded pipe.
8. Self-cooling dust free water drill according to claim 1, characterized in that a waterproof silica gel pad (16) is arranged between the connector (6) and the drill cylinder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322085539.9U CN220739554U (en) | 2023-08-04 | 2023-08-04 | Self-cooling dust-free water drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322085539.9U CN220739554U (en) | 2023-08-04 | 2023-08-04 | Self-cooling dust-free water drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220739554U true CN220739554U (en) | 2024-04-09 |
Family
ID=90550463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322085539.9U Active CN220739554U (en) | 2023-08-04 | 2023-08-04 | Self-cooling dust-free water drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220739554U (en) |
-
2023
- 2023-08-04 CN CN202322085539.9U patent/CN220739554U/en active Active
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