CN215057083U

CN215057083U - High-frequency hydraulic drilling machine power head device

Info

Publication number: CN215057083U
Application number: CN202120421084.1U
Authority: CN
Inventors: 张军; 王俊杰
Original assignee: Chengdu Hongjia High Tech Co ltd
Current assignee: Chengdu Hongjia High Tech Co ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-12-07
Anticipated expiration: 2031-02-25

Abstract

The utility model discloses a high frequency hydrodrill unit head device, including hydraulic motor, the main shaft of being connected with hydraulic motor, set up in the main shaft rear end and install rear end cap on hydraulic motor, set up in the main shaft casing of main shaft outer end, set up in the front end housing of main shaft outer end, set up in the drilling rod of main shaft front end, set up in the water swivel shell of main shaft and drilling rod hookup location department, water swivel shell, front end housing, main shaft casing, rear end housing set gradually in the outside of main shaft from the past backward, water swivel shell top is equipped with the inlet tube and is connected with tap and is used for intaking, the inlet tube communicates with each other with the main shaft is inside. The beneficial effects of the utility model are that, can bore the limit and supply water, the result of use is good to the efficient of feedwater, quick, extravagant less, the result of use is good, and it is also more convenient to maintain and dismantle.

Description

High-frequency hydraulic drilling machine power head device

Technical Field

The utility model relates to a rig unit head technical field, especially a high frequency hydrodrill unit head device.

Background

The traditional power head generally adopts chain transmission, the structure is complex, the cost of a chain is high, the disassembly is troublesome in maintenance under complex working conditions, and the chain breakage condition often occurs, so that the production progress is influenced, and certain potential safety hazards also exist; and the current power head device can not well supply water during drilling.

In view of the foregoing, there is a need for an improved drill head that can accommodate the current needs of a drill head during use.

SUMMERY OF THE UTILITY MODEL

Because the current drilling machine power head has poor effect when in use and is inconvenient to maintain and disassemble, a high-frequency hydraulic drilling machine power head device is designed on the basis of the defects of the prior art, water can be supplied while drilling, the using effect is good, and the efficiency is high.

Realize above-mentioned purpose the technical scheme of the utility model be, a high frequency hydrodrill unit head device, including hydraulic motor, the main shaft of being connected with hydraulic motor, set up in the main shaft rear end and install rear end cap on hydraulic motor, set up in the main shaft casing of main shaft outer end, set up in the front end housing of main shaft outer end, set up in the drilling rod of main shaft front end, set up in the water swivel shell of main shaft and drilling rod hookup location department, water swivel shell, front end cap, main shaft casing, rear end cap set gradually in the outside of main shaft from the past backward, water swivel shell top is equipped with the inlet tube and is connected with tap and be used for intaking, the inlet tube communicates with each other with the main shaft is inside.

According to the technical scheme, the spindle is further supplemented, conical ball bearings are arranged at the front end and the rear end in the spindle shell, and the spindle shell is connected with the spindle through the conical ball bearings.

The technical scheme is further supplemented, a copper bush is arranged between the water joint shell and the main shaft, a first through hole is formed in one side of the copper bush and communicated with the inside of the main shaft, and the diameter of the first through hole is smaller than the inner diameter of the water inlet pipe.

In addition to the technical scheme, a water joint core pipe is fixedly arranged between the main shaft and the copper bush, a second through hole penetrating through the upper side and the lower side of the water joint core pipe is formed in the water joint core pipe, the second through hole is communicated with the first through hole, and the second through hole is communicated with the inside of the main shaft.

The technical scheme is further supplemented, and the water joint core pipe is connected with the copper bush through a joint nut.

To the further supplement of this technical scheme, the external surface car screw of joint nut, the water swivel shell is close to joint nut one end internal surface car screw, pass through bolted connection between one end of water swivel shell and the front end housing, thereby the water swivel shell is installed in the copper bush outside through the outside screw thread cooperation of its inside screw thread and joint nut surface.

In addition to the technical scheme, the front end of the main shaft shell is connected with the front end cover through a screw, and the rear end of the main shaft shell is connected with the rear end cover through a screw.

The hydraulic drilling machine has the beneficial effects that the hydraulic motor drives the main shaft to rotate, the main shaft can drive the drill rod to rotate when rotating, so that the downward digging operation can be carried out, the water joint shell is arranged outside the main shaft and used for supplying water while drilling, so that the requirements of people are met, the using effect is good, the water supply efficiency is high, the waste is less, the using effect is good, and the maintenance and the disassembly are also more convenient.

Drawings

FIG. 1 is a schematic view of the overall installation structure of the present invention;

fig. 2 is a schematic diagram of the explosion structure of the present invention;

in the figure, 1, a hydraulic motor; 2. a main shaft; 3. a drill stem; 4. a rear end cap; 5. a spindle housing; 6. a front end cover; 7. a water connector housing; 71. a water inlet pipe; 8. a conical ball bearing; 9. a copper bushing; 91. a first through hole; 10. a water joint core pipe; 101. a second through hole; 11. and a union nut.

Detailed Description

In order to make the technical solution more clear to those skilled in the art, the technical solution of the present invention will be described in detail below with reference to fig. 1-2: firstly, the utility model discloses a hydraulic motor 1, its mainly used provides power, and hydraulic motor 1 is connected with main shaft 2, can drive main shaft 2 rotatory, and main shaft 2 front end is connected with drilling rod 3, can drive drilling rod 3 rotatory when main shaft 2 rotates, and then can dig down, furtherly, main shaft 2 and drilling rod 3 all are hollow form, and both inside intercommunication, wherein for the convenience of digging down on one side and supplying water and satisfying the use needs, the front end outside of main shaft 2 still is equipped with water swivel shell 7, is equipped with inlet tube 71 above this water swivel shell 7 and is connected with tap, and its inside communicates with main shaft 2 inside for timely feedwater operation; in order to protect the spindle 2, a front end cover 6, a spindle housing 5 and a rear end cover 4 are sequentially arranged on the outer side of the spindle 2 from front to back, wherein the rear end cover 4 is arranged at the rear end of the spindle 2 and is installed on the hydraulic motor 1, the connection part of the spindle 2 and the hydraulic motor 1 can be protected, the spindle 2 housing is arranged at the middle position of the spindle 2, the front end cover 6 is arranged on the spindle 2 and is positioned between the water connector housing 7 and the spindle housing 5, the water connector housing 7 is better installed on the spindle 2, and the water connector housing 7 and the spindle housing 5 can be better installed without affecting the normal work of the spindle 2; the front end cover 6 is fixedly connected with the main shaft shell 5, the main shaft shell 5 is fixedly connected with the rear end cover 4, in order to facilitate disassembly, the front end of the main shaft shell 5 is connected with the front end cover 6 through screws, and the rear end of the main shaft shell 5 is connected with the rear end cover 4 through screws; in order to make the spindle 2 rotate in the spindle housing 5 better, tapered ball bearings 8 are arranged at the front end and the rear end in the spindle housing 5, and the spindle housing 5 is connected with the spindle 2 through the tapered ball bearings 8, so that the spindle 2 can stably rotate in the spindle housing 5.

When the water joint shell 7 is directly connected with the main shaft 2 in use, the normal work of the main shaft 2 is easily influenced, the surface of the main shaft 2 is easily rusted, and the service life of the main shaft is influenced, so a copper bush 9 is also arranged between the water joint shell 7, a first through hole 91 is arranged on one side of the copper bush 9 and communicated with the inside of the main shaft 2, the diameter of the first through hole is smaller than the inner diameter of a water inlet pipe 71, water can slowly flow into the main shaft 2, the waste of water in the process is reduced, further, a water joint core pipe 10 is fixedly arranged between the main shaft 2 and the copper bush 9, the water joint core pipe 10 is made of plastic materials and can better protect the outer surface of the main shaft 2, a second through hole 101 penetrating through the upper side and the lower side of the water joint core pipe 10 is arranged, the second through hole 101 is communicated with the first through hole 91 and the second through hole 101 is communicated with the inside of the main shaft 2, the purpose of the through second through hole 101 is that when one end of the second through hole is communicated with the first through hole 91 for water inflow, the other end of the second through hole can play a role of pressure relief, so that water flow can smoothly flow into the main shaft 2, and the water supply operation is realized; in order to facilitate disassembly, the water joint core tube 10 is connected with the copper bush 9 through the joint nut 11, wherein the outer surface of the joint nut 11 is threaded, the inner surface of the water joint shell 7 close to one end of the joint nut 11 is threaded, one end of the water joint shell 7 is connected with the front end cover 6 through a screw, and the water joint shell 7 is installed on the outer side of the copper bush 9 through the matching of the internal threads of the water joint shell 7 and the external threads of the outer surface of the joint nut 11, so that the disassembly is convenient and fast, and the normal work of the spindle 2 is not affected.

Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims

1. The utility model provides a high frequency hydrodrill unit head device, its characterized in that includes hydraulic motor (1), main shaft (2) be connected with hydraulic motor (1), set up in main shaft (2) rear end and install rear end cap (4) on hydraulic motor (1), set up in main shaft shell (5) of main shaft (2) outer end, set up in front end cap (6) of main shaft (2) outer end, set up in drilling rod (3) of main shaft (2) front end, set up water swivel shell (7) on main shaft (2), water swivel shell (7), front end cap (6), main shaft shell (5), rear end cap (4) set gradually in the outside of main shaft (2) from the past backward, water swivel shell (7) top is equipped with inlet tube (71) and is connected with tap and is used for into water, inlet tube (71) communicate with each other with main shaft (2) inside.

2. The high-frequency hydraulic drill power head device according to claim 1, wherein conical ball bearings (8) are arranged at the front end and the rear end in the main shaft housing (5), and the main shaft housing (5) is connected with the main shaft (2) through the conical ball bearings (8).

3. The high-frequency hydraulic drill power head device as claimed in claim 2, wherein a copper bushing (9) is arranged between the water joint housing (7) and the main shaft (2), a first through hole (91) is formed in one side of the copper bushing (9) and communicated with the interior of the main shaft (2), and the diameter of the first through hole (91) is smaller than the inner diameter of the water inlet pipe (71).

4. The high-frequency hydraulic drill power head device according to claim 3, wherein a water joint core pipe (10) is fixedly arranged between the main shaft (2) and the copper bushing (9), a second through hole (101) penetrating through the upper side and the lower side of the water joint core pipe (10) is formed in the water joint core pipe, the second through hole (101) is communicated with the first through hole (91) and the second through hole (101) is communicated with the interior of the main shaft (2).

5. The high-frequency hydraulic drill power head device according to claim 4, wherein the water joint core tube (10) is connected with the copper bushing (9) through a joint nut (11).

6. The high-frequency hydraulic drill power head device according to claim 5, wherein the outer surface of the joint nut (11) is threaded, the inner surface of one end, close to the joint nut (11), of the water joint shell (7) is threaded, one end of the water joint shell (7) is connected with the front end cover (6) through a screw, and the water joint shell (7) is matched with the external thread on the outer surface of the joint nut (11) through the internal thread of the water joint shell so as to be installed on the outer side of the copper bushing (9).

7. The high-frequency hydraulic drill power head device according to claim 6, wherein the front end of the spindle housing (5) is connected with the front end cover (6) through screws, and the rear end of the spindle housing (5) is connected with the rear end cover (4) through screws.