Electronic control telescopic drilling tool for borehole hydraulic mining
An electronic control and drilling tool technology, applied in hydraulic mining, earth-moving drilling, drilling with liquid/gas jets, etc., can solve the problems of reduced water jet velocity and rock-breaking ability of fixed water guns, and achieve opening and retraction. The effect of stable operation, improved production efficiency, and increased range
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[0025] see figure 1 , figure 2 , image 3 , Figure 4 And the figure is an embodiment of the present invention, which is composed of a high-pressure water delivery system, a power transmission system, a water gun arm expansion system and a slag discharge channel;
[0026] The high-pressure water delivery system includes a top cover 1, a water gun outer tube 2, a water gun bracket 21, a water gun arm 5 and a nozzle 23, wherein the top cover 1 and the water gun outer tube 2 are sealed and connected by screws, and the lower end of the top cover 1 is arranged on the water gun outer tube 2 above the inner step, the water gun bracket 21 is arranged in the water gun outer tube 2 and is sealed and connected with the water gun outer tube 2, and the upper end of the water gun bracket 21 is arranged on the inner step of the water gun outer tube 2; the water gun bracket 21 lower end and the water gun arm 5 are Rotatable high-pressure sealing connection, the lower end of the water gun ...
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