CN213180712U - Loading test device for hydraulic jumbolter - Google Patents
Loading test device for hydraulic jumbolter Download PDFInfo
- Publication number
- CN213180712U CN213180712U CN202022187108.XU CN202022187108U CN213180712U CN 213180712 U CN213180712 U CN 213180712U CN 202022187108 U CN202022187108 U CN 202022187108U CN 213180712 U CN213180712 U CN 213180712U
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- oil cylinder
- eccentric wheel
- fixed
- pressure gauge
- pipe
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Abstract
The utility model discloses a hydraulic jumbolter loading test device, which relates to the technical field of coal mine equipment, and comprises a frame, wherein a fixed seat is arranged on the frame, an eccentric wheel is arranged outside the first end of the fixed seat, two side walls of the eccentric wheel are externally connected with rotating shafts, the two rotating shafts are installed on the frame through bearing seats, a second oil cylinder is vertically arranged outside the bottom end of the eccentric wheel, and the second oil cylinder is installed on the frame through a tensioning device in a detachable manner; the first pressure gauge is in through connection with the second oil cylinder through a first oil pipe, and a one-way valve and an operating valve are respectively arranged on the first oil pipe; a hydraulic jumbolter is arranged between the rotating shaft and the first oil cylinder, the hydraulic jumbolter is detachably connected with the rotating shaft of the eccentric wheel through a coupler, and the coupler is arranged in the fixed seat through a plurality of first rolling bearings which are uniformly distributed; the first oil cylinder is communicated with the second pressure gauge through a second oil pipe. The utility model discloses simple structure, convenient to use, the cost of manufacture is low.
Description
Technical Field
The utility model relates to a coal mine equipment technical field specifically is a hydraulic jumbolter load test device.
Background
At present, a roof bolter is key equipment for supporting coal mine roadways, and the roof bolter has many advantages of high supporting efficiency, good safety and the like, so the roof bolter is widely used in coal mine shafts. However, when the existing equipment is worn, aged and overhauled, for a coal mine use unit, no professional drilling machine detection or test device is provided, only a no-load test can be performed, and the performance of the hydraulic drilling machine cannot be accurately detected by the no-load test.
Disclosure of Invention
The utility model provides an above-mentioned problem, provide a hydraulic jumbolter load test device, solved how to detect out the problem of rig performance to the hydrodrill accuracy that overhauls.
The utility model adopts the technical proposal that: the hydraulic anchor rod drilling machine comprises a first pressure gauge, a second pressure gauge, a bearing seat, a fixed seat, a coupling, a hydraulic anchor rod drilling machine, a second oil pipe, a first oil cylinder, a rack, an eccentric wheel, a second oil cylinder, a tensioning device, a one-way valve, an operating valve and a first oil pipe;
the machine frame is provided with a fixed seat, an eccentric wheel is arranged outside the first end of the fixed seat, two side walls of the eccentric wheel are externally connected with rotating shafts, the two rotating shafts are installed on the machine frame through bearing blocks, a second oil cylinder is vertically arranged outside the bottom end of the eccentric wheel, and the second oil cylinder is detachably installed on the machine frame through a tensioning device;
a first pressure gauge and a second pressure gauge are arranged outside the tensioning device, the first pressure gauge and the second pressure gauge are mounted on the frame, the first pressure gauge and the second oil cylinder are in through connection through a first oil pipe, and the first oil pipe is respectively provided with a one-way valve and an operating valve;
a first oil cylinder is transversely arranged outside the second end of the fixed seat, a hydraulic jumbolter is arranged between the rotating shaft of the eccentric wheel and the first oil cylinder, the hydraulic jumbolter is detachably connected with the rotating shaft of the eccentric wheel through a coupler, the coupler penetrates through the fixed seat and is detachably connected with the rotating shaft of the eccentric wheel, and the coupler is arranged in the fixed seat through a plurality of first rolling bearings which are uniformly distributed;
and the first oil cylinder is in through connection with the second pressure gauge through a second oil pipe.
Furthermore, the tensioning device comprises a fixed pipe and a rotating wheel, wherein the fixed pipe is respectively provided with an internal thread and an external thread, the fixed seat is connected with a fixed clamping ring matched with the fixed pipe, the fixed clamping ring is internally provided with an internal thread matched with the external thread of the fixed pipe, and the fixed pipe is detachably arranged in the fixed clamping ring through threads; the outer wall of the second oil cylinder is provided with an external thread matched with the internal thread of the fixed pipe, and the second oil cylinder is installed in the fixed pipe through the thread; the bottom end of the fixed pipe is connected with a rotating wheel, and the first oil pipe penetrates through the rotating wheel and the fixed pipe respectively to be in through connection with the second oil cylinder.
Furthermore, a fixed sleeve is arranged between the eccentric wheel and the second oil cylinder; the eccentric wheel overcoat is equipped with second antifriction bearing, fixed cover parcel sets up in the second antifriction bearing outside, be connected through first jump ring between eccentric wheel and the second antifriction bearing inner circle, fixed cover passes through the second jump ring with the second antifriction bearing outer lane and is connected.
Furthermore, one end of the rotating shaft, which is close to the fixed seat, is provided with a mounting hole matched with the coupler along the axis of the rotating shaft, and one end of the coupler is arranged in the mounting hole; the junction of the shaft coupling and the rotating shaft is respectively provided with a pin hole perpendicular to the axis, and a detachable connecting pin is arranged in the pin hole.
Furthermore, the front part of the first oil cylinder is provided with a shaft groove, the head part of the hydraulic jumbolter is arranged in the coupler, and the tail part supporting leg of the hydraulic jumbolter is arranged in the shaft groove.
Furthermore, the number of the first rolling bearings is two, and the two first rolling bearings are respectively installed at two ends of the coupler part in the fixed seat.
The utility model has the advantages that:
the utility model provides a hydraulic jumbolter loading test device can detect hydraulic drilling rig's lift and rotatory moment of torsion fast, avoids dispatching from the factory because of motor moment of torsion is not enough or the sealed problematic drilling rig of lift leg is sealed to compensate empty test's not enough, guide the maintainer to have corresponding maintenance work of developing, thereby guaranteed that the work of tunnelling in the pit is strutted and is developed the creation condition smoothly, the utility model discloses simple structure, convenient to use, the cost of manufacture is low, also can detect pneumatic drilling rig's lift and rotatory moment of torsion.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the tensioning device of the present invention;
FIG. 3 is a front view of the eccentric wheel of the present invention;
fig. 4 is a side view of the eccentric wheel of the present invention.
Reference numerals:
1-a first pressure gauge, 2-a second pressure gauge, 3-a bearing seat, 4-a fixed seat, 5-a coupler, 6-a hydraulic jumbolter, 7-a second oil pipe, 8-a first oil cylinder, 9-a frame, 10-an eccentric wheel, 11-a second oil cylinder, 12-a tensioning device, 13-a one-way valve, 14-an operating valve and 15-a first oil pipe;
41-a retaining collar;
101-rotating shaft, 102-fixed sleeve, 103 second rolling bearing;
121-fixed tube, 122-rotating wheel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1 to 4, a hydraulic jumbolter loading test device includes a first pressure gauge 1, a second pressure gauge 2, a bearing seat 3, a fixing seat 4, a coupling 5, a hydraulic jumbolter 6, a second oil pipe 7, a first oil cylinder 8, a frame 9, an eccentric wheel 10, a second oil cylinder 11, a tensioning device 12, a one-way valve 13, an operating valve 14 and a first oil pipe 15;
the rack 9 can be a steel plate, the steel plate is adopted to divide the rack into 3 areas, the front part is a torque detection device arrangement area, the middle area is used for placing a drilling machine to be detected, and the rear part is a drilling machine lifting detection device arrangement area;
a fixing sleeve 102 is arranged between the eccentric wheel 10 and the second oil cylinder 11, a second rolling bearing 103 is sleeved outside the eccentric wheel 10, the fixing sleeve 102 is wrapped outside the second rolling bearing 103, the eccentric wheel 10 is connected with the inner ring of the second rolling bearing 103 through a first snap spring, the fixing sleeve 102 is connected with the outer ring of the second rolling bearing 103 through a second snap spring, and the eccentric wheel 10 is prevented from being in contact with the second oil cylinder 11 to be abraded or damaged when rotating;
the second oil cylinder 11 is detachably arranged on the frame 9 through a tensioning device 12, so that the relative position of the second oil cylinder 11 and the eccentric wheel 10 can be adjusted; the tensioning device 12 comprises a fixed pipe 121 and a rotating wheel 122, wherein an internal thread and an external thread are respectively arranged on the fixed pipe 121, a fixed collar 41 matched with the fixed pipe 121 is connected to the fixed seat 4, the fixed collar 41 is respectively fixedly connected with the frame 9 and the fixed seat 4, an internal thread matched with the external thread of the fixed pipe 121 is arranged in the fixed collar 41, and the fixed pipe 121 is detachably mounted in the fixed collar 41 through a thread; the outer wall of the second oil cylinder 11 is provided with an external thread matched with the internal thread of the fixed pipe 121, and the second oil cylinder 11 is installed in the fixed pipe 121 through the thread; the bottom end of the fixed pipe 121 is fixedly connected with a rotating wheel 122; the relative position of the second oil cylinder 11 and the eccentric wheel 10 is adjusted by rotating the rotating wheel 122, so that the relative position of the second oil cylinder 11 and the eccentric wheel 10 can be adjusted, and the torque can be adjusted;
a first pressure gauge 1 and a second pressure gauge 2 are arranged outside the tensioning device 12, the first pressure gauge 1 and the second pressure gauge 2 are installed on the frame 9, the first pressure gauge 1 is communicated with the second oil cylinder 11 through a first oil pipe 15, and the first oil pipe 15 is communicated with the second oil cylinder 11 through a rotating wheel 122 and a fixed pipe 121 respectively; the first oil pipe 15 is respectively provided with a check valve 13 and an operating valve 14; when the shaft of the second oil cylinder 11 extends to the maximum extent, the cavity of the second oil cylinder 11 is filled with oil, including the first oil pipe 15, if the shaft of the second oil cylinder 11 is stressed, the shaft supplies oil with a pressure, the pressure is reflected by the first pressure gauge 1, a one-way valve 13 is connected in series on the oil path, an operating valve 14 is arranged on the one-way valve, pressure maintaining can be realized through the one-way valve 13, pressure relief can be realized through the operating valve 14, and the oil reversely flows back to the second oil cylinder 11;
placing a drilling machine to be detected, namely, transversely arranging a first oil cylinder 8 outside the second end of a fixed seat 4, installing a hydraulic jumbolter 6 between a rotating shaft 101 of an eccentric wheel 10 and the first oil cylinder 8, detachably connecting the hydraulic jumbolter 6 and the rotating shaft 101 of the eccentric wheel 10 through a coupler 5, arranging a shaft groove in the front of the first oil cylinder 8, installing the head of the hydraulic jumbolter 6 in the coupler 5, and installing a tail supporting leg of the hydraulic jumbolter 6 in the shaft groove; the tail supporting leg of the hydraulic jumbolter 6 is an adjustable bolt which is placed in the shaft groove;
the coupling 5 penetrates through the fixed seat 4 and is detachably connected with the rotating shaft 101 of the eccentric wheel 10, and the coupling 5 is installed in the fixed seat 4 through a plurality of first rolling bearings which are uniformly distributed; preferably, the number of the first rolling bearings is two, and the two first rolling bearings are respectively installed at two ends of the coupler 5 part in the fixed seat 4.
The arrangement area of the lifting detection device of the drilling machine is that a first oil cylinder 8 is communicated with a second pressure gauge 2 through a second oil pipe 7; the initial state is, when 8 axles of first hydro-cylinder stretch out the longest, to 8 intracavity full oil of first hydro-cylinder, including in second oil pipe 7, if 8 axles of first hydro-cylinder atress, the axle gives a pressure of oil, and the pressure size embodies through second manometer 2.
The utility model provides a hydraulic jumbolter loading test device, this device is mainly used for detecting the lifting force and the rotation torque of rig, thereby judge whether hydraulic jumbolter 6 motor and lift leg are sealed to have a problem, help the maintainer better handle hydraulic jumbolter 6 trouble, at first the operating personnel puts hydraulic jumbolter 6 to be detected in the middle zone of this device, both hands lift hydraulic jumbolter 6 head and insert in shaft coupling 5, then operate hydraulic jumbolter 6 operating handle to make the landing leg stretch out and push up in the shaft groove of first hydro-cylinder 8, at this moment hydraulic jumbolter 6 landing leg continues to be overhanging, the landing leg gives first hydro-cylinder 8 a pressure, the pressure size embodies through second manometer 2 numerical value, it is qualified to reach 8MPA to this equipment numerical value, at this moment the control handle realizes that hydraulic jumbolter 6 motor rotates, the motor transmits force to the rotating shaft 101 through the coupling 5, the rotating shaft 101 drives the eccentric wheel 10 to rotate, then the eccentric wheel 10 pushes the second oil cylinder 11 to contract, under the action of force, oil flows to the first pressure gauge 1 through the one-way valve 13, the pressure is reflected by the value of the first pressure gauge 1, after the test is finished, the operating valve 14 is operated to release the pressure, the hydraulic oil flows back to the second oil cylinder 11, wherein, when the hydraulic jumbolter 6 drives the eccentric wheel 10 to rotate, the outermost fixed sleeve 102 is firstly contacted with the shaft head of the second oil cylinder 11, at this time, because the friction force between the fixing sleeve 102 and the shaft head of the second oil cylinder 11 is greater than the friction force between the eccentric wheel 10 and the second rolling bearing 103, the eccentric wheel 10 drives the inner ring of the second rolling bearing 103 to make a rotational motion, pushing the fixing sleeve 102 to press the second oil cylinder 11, at this time, the second oil cylinder 11 contracts, the oil in the cavity is extruded out, and the pressure is reflected on the first pressure gauge 1;
the rated torque of the drilling machine is adjusted by the following steps: firstly, the fixed pipe 121 is driven to move on the frame 9 through the rotating runner 122, the fixed pipe 121 drives the second oil cylinder 11, so that the position relation between the second oil cylinder 11 and the eccentric wheel 10 is adjusted, then the torque wrench is adjusted to adjust the numerical value to 150N/m (rated torque of a drilling machine), the coupling 5 is rotated by using the torque wrench, if the wrench rotates, the coupling 5 can just drive the rotating shaft 101 to rotate, at the moment, the numerical value of the pressure gauge I1 is 5MPA, namely, if the hydraulic jumbolter 6 rotates, the pressure reaches 5MPA, and the performance of the motor is determined to have no problem.
In an embodiment of the present invention, a mounting hole matched with the coupling 5 is provided along the axis of the rotating shaft 101 near one end of the fixed seat 4, and one end of the coupling 5 is arranged in the mounting hole; the joints of the coupler 5 and the rotating shaft 101 are respectively provided with pin holes perpendicular to the axis, and detachable connecting pins are arranged in the pin holes.
The utility model provides a hydraulic jumbolter loading test device can detect hydraulic drilling rig's lift and rotatory moment of torsion fast, avoids dispatching from the factory because of motor moment of torsion is not enough or the sealed problematic drilling rig of lift leg is sealed to compensate empty test's not enough, guide the maintainer to have corresponding maintenance work of developing, thereby guaranteed that the work of tunnelling in the pit is strutted and is developed the creation condition smoothly, the utility model discloses simple structure, convenient to use, the cost of manufacture is low, also can detect pneumatic drilling rig's lift and rotatory moment of torsion.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. A loading test device of a hydraulic jumbolter is characterized by comprising a first pressure gauge (1), a second pressure gauge (2), a bearing seat (3), a fixed seat (4), a coupler (5), the hydraulic jumbolter (6), a second oil pipe (7), a first oil cylinder (8), a rack (9), an eccentric wheel (10), a second oil cylinder (11), a tensioning device (12), a one-way valve (13), an operating valve (14) and a first oil pipe (15);
a fixed seat (4) is arranged on the rack (9), an eccentric wheel (10) is arranged outside the first end of the fixed seat (4), rotating shafts (101) are connected outside two side walls of the eccentric wheel (10), the two rotating shafts (101) are installed on the rack (9) through bearing seats (3), a second oil cylinder (11) is vertically arranged outside the bottom end of the eccentric wheel (10), and the second oil cylinder (11) is detachably installed on the rack (9) through a tensioning device (12);
a first pressure gauge (1) and a second pressure gauge (2) are arranged outside the tensioning device (12), the first pressure gauge (1) and the second pressure gauge (2) are installed on the rack (9), the first pressure gauge (1) and the second oil cylinder (11) are communicated through a first oil pipe (15), and a check valve (13) and an operating valve (14) are installed on the first oil pipe (15) respectively;
a first oil cylinder (8) is transversely arranged outside the second end of the fixing seat (4), a hydraulic anchor rod drilling machine (6) is arranged between a rotating shaft (101) of the eccentric wheel (10) and the first oil cylinder (8), the hydraulic anchor rod drilling machine (6) is detachably connected with the rotating shaft (101) of the eccentric wheel (10) through a coupling (5), the coupling (5) penetrates through the fixing seat (4) and is detachably connected with the rotating shaft (101) of the eccentric wheel (10), and the coupling (5) is arranged in the fixing seat (4) through a plurality of first rolling bearings which are uniformly distributed;
the first oil cylinder (8) is communicated with the second pressure gauge (2) through a second oil pipe (7).
2. The hydraulic jumbolter loading test device according to claim 1, wherein the tensioning device (12) comprises a fixed pipe (121) and a rotating wheel (122), the fixed pipe (121) is provided with an internal thread and an external thread respectively, the fixed base (4) is connected with a fixed collar (41) matched with the fixed pipe (121), the fixed collar (41) is internally provided with an internal thread matched with the external thread of the fixed pipe (121), and the fixed pipe (121) is detachably arranged in the fixed collar (41) through the thread; the outer wall of the second oil cylinder (11) is provided with an external thread matched with the internal thread of the fixed pipe (121), and the second oil cylinder (11) is installed in the fixed pipe (121) through the thread; the bottom end of the fixed pipe (121) is connected with a rotating wheel (122), and the first oil pipe (15) penetrates through the rotating wheel (122) and the fixed pipe (121) and is connected with the second oil cylinder (11) in a penetrating mode.
3. The hydraulic jumbolter load test device according to claim 1, wherein a fixed sleeve (102) is provided between the eccentric wheel (10) and the second cylinder (11); the eccentric wheel (10) overcoat is equipped with second antifriction bearing (103), fixed cover (102) parcel sets up in second antifriction bearing (103) outside, be connected through first jump ring between eccentric wheel (10) and second antifriction bearing (103) inner circle, fixed cover (102) are connected through the second jump ring with second antifriction bearing (103) outer lane.
4. The hydraulic jumbolter loading test device according to claim 1, wherein one end of the rotating shaft (101) close to the fixed seat (4) is provided with a mounting hole matched with the coupler (5) along the axis thereof, and one end of the coupler (5) is arranged in the mounting hole; the connecting parts of the coupler (5) and the rotating shaft (101) are respectively provided with pin holes perpendicular to the axis, and detachable connecting pins are arranged in the pin holes.
5. The hydraulic jumbolter loading test device according to claim 1, wherein a shaft groove is formed in the front portion of the first oil cylinder (8), the head portion of the hydraulic jumbolter (6) is installed in the coupler (5), and the tail portion supporting leg of the hydraulic jumbolter (6) is installed in the shaft groove.
6. The hydraulic jumbolter loading test device according to claim 1, wherein the number of the first rolling bearings is two, and the two first rolling bearings are respectively installed at two ends of the coupler (5) part in the fixing seat (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022187108.XU CN213180712U (en) | 2020-09-29 | 2020-09-29 | Loading test device for hydraulic jumbolter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022187108.XU CN213180712U (en) | 2020-09-29 | 2020-09-29 | Loading test device for hydraulic jumbolter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213180712U true CN213180712U (en) | 2021-05-11 |
Family
ID=75777299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022187108.XU Expired - Fee Related CN213180712U (en) | 2020-09-29 | 2020-09-29 | Loading test device for hydraulic jumbolter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213180712U (en) |
-
2020
- 2020-09-29 CN CN202022187108.XU patent/CN213180712U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210511 Termination date: 20210929 |