CN210622707U - Water cutting nozzle and water cutting device - Google Patents
Water cutting nozzle and water cutting device Download PDFInfo
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- CN210622707U CN210622707U CN201921762976.7U CN201921762976U CN210622707U CN 210622707 U CN210622707 U CN 210622707U CN 201921762976 U CN201921762976 U CN 201921762976U CN 210622707 U CN210622707 U CN 210622707U
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- shower nozzle
- water cutting
- seat
- reposition
- circle
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Abstract
The utility model discloses a water cutting nozzle and water cutting device. This water cutting nozzle is including dividing the flow distribution seat, first circle shower nozzle group and second circle shower nozzle group are installed to the tip of reposition of redundant personnel seat, first circle shower nozzle group is central symmetry, second circle shower nozzle group is central symmetry, line and the central line coincidence of reposition of redundant personnel seat between the central coincidence of first circle shower nozzle group and second circle shower nozzle group, the first shower nozzle of first circle shower nozzle group and the second shower nozzle of second circle shower nozzle group mutually support, first shower nozzle orientation divides flow distribution seat central line, the direction of reposition of redundant personnel seat central line is kept away from to the second shower nozzle orientation. The water cutting device comprises a water cutting nozzle, an installation pipe is fixedly arranged outside the shunting seat, a water inlet pipe located in the installation pipe is connected to the shunting seat, the part of the water inlet pipe extending out of the installation pipe is connected with a high-pressure water inlet unit, the installation pipe is installed on a driving unit used for driving the installation pipe to rotate and move back and forth, and the driving unit and the high-pressure water inlet unit are connected with a control unit.
Description
Technical Field
The utility model relates to the field of mechanical equipment, concretely relates to water cutting nozzle and water cutting device.
Background
At present, the drill bit is generally used for drilling in a mode of directly contacting with an object to be drilled (such as rock with high hardness) but the drilling mode has high loss on the drill bit.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned not enough among the prior art, the utility model aims at providing a water cutting nozzle and water cutting device less to the drilling equipment loss.
In order to achieve the purpose of the invention, the utility model adopts the technical scheme that:
the utility model provides a water cutting nozzle, it is including dividing the reposition of redundant personnel seat, first circle shower nozzle group and second circle shower nozzle group are installed to the tip of reposition of redundant personnel seat, first circle shower nozzle group is central symmetry, second circle shower nozzle group is central symmetry, line and the central line coincidence of reposition of redundant personnel seat between the line between the center of first circle shower nozzle group and second circle shower nozzle group, the first shower nozzle of first circle shower nozzle group and the second shower nozzle of second circle shower nozzle group mutually support, first shower nozzle is towards dividing a reposition of redundant personnel seat central line, the direction of reposition of redundant personnel seat central line is kept away from to the second shower nozzle orientation.
Furthermore, an air flow channel is arranged on the flow dividing seat.
Further, the number of the first spray heads is 2, 3 or 4, and the number of the second spray heads is 2, 3 or 4.
Furthermore, the outer profiles of the cross sections of the first spray head and the second spray head are in an arrow shape with two parallel ends.
Furthermore, the end part of the flow distribution seat is in a round table shape, the first circle of spray head components are distributed on the plane of the flow distribution seat, and the second circle of spray head components are distributed on the cambered surface of the flow distribution seat.
On the other hand, provide a water cutting device, its water cutting nozzle including this scheme design, the fixed installation pipe that is provided with in outside of reposition of redundant personnel seat, be connected with the inlet tube that is located the installation pipe on the reposition of redundant personnel seat, the inlet tube extends to the installation outside of tubes part and high pressure and intakes the unit connection, the installation pipe is installed on being used for driving the drive unit that the installation pipe rotates and the back-and-forth movement, drive unit and high pressure intake the unit all with the control unit connection.
Furthermore, an airflow channel is arranged on the shunting seat, the shunting seat is connected with an air inlet pipe positioned in the installation pipe, the air inlet pipe positioned outside the installation pipe is connected with a high-pressure air inlet unit, and the high-pressure air inlet unit is connected with the control unit.
Furthermore, the part of the water inlet pipe connected with the high-pressure water inlet unit is spiral, and the part of the air inlet pipe connected with the high-pressure air inlet unit is spiral.
The utility model has the advantages that:
during the application, the reposition of redundant personnel seat is the swing rotation, and first shower nozzle and second shower nozzle are along with reposition of redundant personnel seat synchronization action, and the rivers that first shower nozzle and second shower nozzle jetted cooperate jointly to treat the drilling object and set for the position formation face cutting to destroy and treat drilling object face formation cavity. Utilize the cavity to carry out the dead weight drainage, eliminate the phenomenon of ponding energy dissipation, realize continuous cutting, utilize the water dispersion cutting powder of spraying in the cavity to form the rivers and mix, discharge cutting aggregate and powder, and then accomplish drilling, this mode is littleer to the damage of drill bit.
Drawings
FIG. 1 is a schematic view of a partial structure of a water cutting apparatus according to an embodiment;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is an enlarged view of the portion D in FIG. 2;
FIG. 4 is an enlarged view of the portion C of FIG. 1;
FIG. 5 is a partial left side view of FIG. 1;
FIG. 6 is a cross-sectional view taken along line A-A of FIG. 5;
FIG. 7 is a cross-sectional view taken along line B-B of FIG. 5;
fig. 8 is a diagram illustrating the effect of the water jet ejected from the water cutting device shown in fig. 1.
Wherein, 1, installing a pipe; 2. a third gear; 3. a second motor; 4. an air inlet pipe; 5. a water inlet pipe; 6. a slide rail; 7. a shunt seat; 8. a second nozzle; 9. an air flow channel; 10. a first spray head.
Detailed Description
The following detailed description of the present invention will be made with reference to the accompanying drawings so as to facilitate the understanding of the present invention by those skilled in the art. It should be understood that the embodiments described below are only some embodiments of the invention, and not all embodiments. All other embodiments obtained by a person skilled in the art without any inventive step, without departing from the spirit and scope of the present invention as defined and defined by the appended claims, fall within the scope of protection of the invention.
As shown in fig. 1 to 7, the water cutting nozzle includes a shunting seat 7, a first ring of nozzle groups and a second ring of nozzle groups are installed at the end of the shunting seat 7, the first ring of nozzle groups are centrosymmetric, the second ring of nozzle groups are centrosymmetric, the centers of the first ring of nozzle groups and the second ring of nozzle groups coincide or the connecting line between the centers coincides with the center line of the shunting seat 7, a first nozzle 10 of the first ring of nozzle groups is matched with a second nozzle 8 of the second ring of nozzle groups, the first nozzle 10 faces the center line of the shunting seat 7, and the second nozzle 8 faces the direction far away from the center line of the shunting seat 7.
The angle arrangement of the first spray head 10 and the second spray head 8 is matched with the shunt seat to swing and rotate, so that the cutting of the whole drilling section is guaranteed, and a round hole is finally formed.
In practice, as shown in fig. 4, the flow dividing base 7 is preferably provided with an air flow channel 9 to provide an outlet for high-pressure air flow so as to accelerate the water flow to flow out of the cavity.
As shown in fig. 6 and 7, an angle between the first nozzle 10 of the first nozzle group and a center line of the flow dividing seat 7 is 15 °, and an angle between the second nozzle 8 of the second nozzle group and a center line of the flow dividing seat 7 is 35 °.
The relation between the number n of the nozzles and the swing rotation angle α is that n × α is 360 °, when the number of the first nozzles 10 and the number of the second nozzles 8 are both 2, 3 or 4, the drilling effect is as shown in fig. 8, where a is 35 °, b is 15 °, L is an effective distance of ejected water flow, one first nozzle 10 swings and rotates to cut adf to enclose an area, and one second nozzle 8 swings and rotates to cut cbe to enclose an area, thereby forming a surface cut.
According to the working condition, the angles of the first spray head 10 and the second spray head 8 can be adjusted to cut round holes with different diameters. The first nozzle 10 and the second nozzle 8 are arranged at an angle according to the principle that the surfaces swept by the first nozzle and the second nozzle must be partially overlapped to ensure that the whole circular hole section can be cut.
As shown in fig. 6 and 7, the outer profiles of the cross sections of the first nozzle 10 and the second nozzle 8 are arrow-shaped with two parallel ends. As shown in fig. 4, the end of the flow dividing base 7 is in the shape of a circular truncated cone, the first circle of nozzle groups are distributed on the plane of the flow dividing base, and the second circle of nozzle groups are distributed on the arc surface of the flow dividing base.
On the other hand, as shown in fig. 1 to 4, this scheme still provides a water cutting device, its water cutting nozzle that includes this scheme design, the fixed installation pipe 1 that is provided with in outside of reposition of redundant personnel seat 7, be connected with the inlet tube 5 that is located installation pipe 1 on the reposition of redundant personnel seat 7, the part that inlet tube 5 extends to installation pipe 1 outside is connected with the high pressure unit of intaking, installation pipe 1 is installed on being used for driving the drive unit that installation pipe 1 rotated and back-and-forth movement, drive unit and high pressure are intake the unit and are all connected with the control unit.
When implementing, be provided with airflow channel 9 on the preferred reposition of redundant personnel seat 7 of this scheme, reposition of redundant personnel seat 7 with be located the installation pipe 1 intake pipe 4 be connected, the intake pipe 4 that is located the installation outside the pipe 1 is admitted air the unit with the high pressure and is connected, high pressure admit air the unit and be connected with the control unit to realize that the water cutting nozzle is jet-propelled in good time.
The part that inlet tube 5 and high pressure intake unit are connected is the heliciform to buffer inlet tube 5 and be the heliciform for the rotation of high pressure intake unit, the part that intake pipe 4 and high pressure intake unit are connected is the heliciform, with the swing between intake pipe 4 and the high pressure intake unit.
The high-pressure water inlet unit comprises a high-pressure water jet generator respectively connected with the water tank and the water inlet pipe 5, and the high-pressure air inlet unit comprises an air pressure station connected with the air inlet pipe 4.
The driving unit comprises a sliding rail 6 provided with a rack, a sliding block is arranged on the sliding rail 6, a first motor is arranged on the sliding block, a first gear matched with the rack is arranged at the output end of the first motor, the installation pipe 1 is positioned on the sliding block and is rotatably connected with the sliding block to realize the front and back movement of the sliding block, and therefore the installation pipe is driven to synchronously move front and back. The slider is provided with a second motor 3 with a second gear, and the mounting pipe 1 is provided with a third gear 2 meshed with the second gear so as to realize the swinging rotation of the mounting pipe 1.
The control method of the water cutting device without the airflow channel 9 on the flow dividing seat 7 designed by the scheme comprises the following steps: the control driving unit drives the installation pipe 1 to swing and rotate at a set angle for a set time at a set position, and simultaneously controls all the first spray heads 10 and the second spray heads 8 to spray water.
When the air flow channel 9 is arranged on the flow dividing seat 7, the control method of the water cutting device comprises the following steps:
s1, moving the installation pipe 1 to a first set position;
s2, controlling the driving unit to drive the installation pipe 1 to swing and rotate at a set angle, controlling all the first nozzles 10 and the second nozzles 8 to spray water and enabling the airflow channel 9 to spray air, and controlling the driving unit to drive the installation pipe 1 to advance at a set working stroke;
and S3, after one set working stroke is finished, controlling to stop water spraying and air spraying and the installation pipe 1 to stop swinging and rotating, and moving the installation pipe 1 to a second set position.
At present, tunnel drilling in various industries commonly adopts a coexistence mode of manual hand-held air guns and a drill jumbo, the impact force of the manual hand-held air mode is limited, the drilling efficiency is low, the labor intensity is high, more workers are used, the excavation over-break control is better, the drilling efficiency of the drill jumbo is higher, the labor intensity is lower, less workers are used, the excavation over-break control is not as good as that of the manual hand-held air guns, the over-break amount is large, and the equipment cost is high. And this direct contact is highly abrasive to the drill bit. And the water cutting device who has airflow channel 9 of this scheme design of adoption can reduce when the loss to drilling equipment, has reduced the super short volume of digging, has improved the operating efficiency height, has reduced intensity of labour. Taking the tunnel construction environment as an example, during the application, the water cutting device is generally installed on the operation car, wherein high-pressure water inlet unit and air compression station are generally installed on the bearing seat of the operation car, and the driving unit is installed on the mechanical arm of the operation car. The mechanical arm moves the installation pipe 1 to a first set position (generally, a drilling position), and after drilling is completed, the mechanical arm controls the driving unit to drive the installation pipe 1 to exit from the drilling.
Claims (8)
1. Water cutting nozzle, its characterized in that, including reposition of redundant personnel seat (7), first circle shower nozzle group and second circle shower nozzle group are installed to the tip of reposition of redundant personnel seat (7), first circle shower nozzle group is central symmetry, second circle shower nozzle group is central symmetry, line and the coincidence of the central line of reposition of redundant personnel seat (7) between the center coincidence or the center of first circle shower nozzle group and second circle shower nozzle group, first shower nozzle (10) of first circle shower nozzle group and second shower nozzle (8) of second circle shower nozzle group mutually support, first shower nozzle (10) are towards reposition of redundant personnel seat (7) central line, the direction of reposition of redundant personnel seat (7) central line is kept away from to second shower nozzle (8) orientation.
2. A water cutting nozzle according to claim 1, characterized in that the diverter seat (7) is provided with an air flow channel (9).
3. Water cutting nozzle according to claim 1, characterised in that the number of first spray heads (10) is 2, 3 or 4 and the number of second spray heads (8) is 2, 3 or 4.
4. Water cutting nozzle according to claim 1, characterised in that the external profile of the cross-section of the first (10) and second (8) heads is in the form of an arrow with two parallel ends.
5. The water cutting nozzle according to any one of claims 1 to 4, characterized in that the end of the flow dividing base (7) is in the shape of a circular truncated cone, the first ring of nozzle groups is distributed on the plane of the flow dividing base, and the second ring of nozzle groups is distributed on the arc surface of the flow dividing base.
6. Water cutting device, its characterized in that includes claim 1, 3, 4 or 5 the water cutting nozzle, the external fixation of reposition of redundant personnel seat (7) is provided with installation pipe (1), be connected with inlet tube (5) that are located installation pipe (1) on reposition of redundant personnel seat (7), inlet tube (5) extend to the installation pipe (1) outer part and high pressure intake unit and be connected, installation pipe (1) is installed on being used for driving the drive unit that installation pipe (1) rotated and back-and-forth movement, drive unit and high pressure intake unit all are connected with the control unit.
7. The water cutting device according to claim 6, characterized in that an air flow channel (9) is arranged on the shunting seat (7), the shunting seat (7) is connected with an air inlet pipe (4) positioned in the installation pipe (1), the air inlet pipe (4) positioned outside the installation pipe (1) is connected with a high-pressure air inlet unit, and the high-pressure air inlet unit is connected with the control unit.
8. The water cutting device according to claim 7, wherein the portion of the water inlet pipe (5) connected to the high pressure water inlet unit is spiral-shaped, and the portion of the air inlet pipe (4) connected to the high pressure air inlet unit is spiral-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921762976.7U CN210622707U (en) | 2019-10-18 | 2019-10-18 | Water cutting nozzle and water cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921762976.7U CN210622707U (en) | 2019-10-18 | 2019-10-18 | Water cutting nozzle and water cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210622707U true CN210622707U (en) | 2020-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921762976.7U Active CN210622707U (en) | 2019-10-18 | 2019-10-18 | Water cutting nozzle and water cutting device |
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| CN (1) | CN210622707U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566125A (en) * | 2019-10-18 | 2019-12-13 | 成都睿智达科技有限公司 | Water cutting nozzle, water cutting device and control method thereof |
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2019
- 2019-10-18 CN CN201921762976.7U patent/CN210622707U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566125A (en) * | 2019-10-18 | 2019-12-13 | 成都睿智达科技有限公司 | Water cutting nozzle, water cutting device and control method thereof |
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