CN221074323U - Device for draining hydraulic single prop - Google Patents
Device for draining hydraulic single prop Download PDFInfo
- Publication number
- CN221074323U CN221074323U CN202322656142.0U CN202322656142U CN221074323U CN 221074323 U CN221074323 U CN 221074323U CN 202322656142 U CN202322656142 U CN 202322656142U CN 221074323 U CN221074323 U CN 221074323U
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- CN
- China
- Prior art keywords
- hydraulic single
- single prop
- pressure release
- ring
- fixedly connected
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- 239000007788 liquid Substances 0.000 claims abstract description 14
- 238000003825 pressing Methods 0.000 claims abstract description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 239000000839 emulsion Substances 0.000 abstract description 3
- 230000005641 tunneling Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000887 face Anatomy 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010878 waste rock Substances 0.000 description 1
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- Clamps And Clips (AREA)
Abstract
The utility model discloses a device for draining hydraulic single prop, comprising: a stress ring; the right end of the pressure release rod is conical and is used for extending into the pressure release hole of the hydraulic single prop and pressing the pressure release valve of the hydraulic single prop so as to release high-pressure liquid; a fixing ring; the right end of the upper arc-shaped plate is fixedly connected with an upper movable ring; an upper tightening screw rod is arranged in the upper movable ring, and a lower arc plate is fixedly connected with a lower movable ring at the right end of the upper tightening screw rod; the lower movable ring is internally provided with a lower jacking screw rod which is used for extending into a valve hole at the other side of the hydraulic single prop and is matched with the upper jacking screw rod to clamp the whole device on the hydraulic single prop; according to the utility model, the pressure release rod slowly moves rightward, so as to press the pressure release valve of the hydraulic single prop, so that the pressure of high-pressure liquid is slowly released, the phenomenon that the high-pressure emulsion rushes out to the eyes of workers is avoided.
Description
Technical Field
The utility model belongs to the field of hydraulic single prop, and particularly relates to a device for draining hydraulic single prop.
Background
Because the working face is provided with the temporary support on the head and tail advance support and the tunneling working face in the production process, the hydraulic single support is required to be readied. In the past, no specialized tool is used when the single prop is reeled to let out liquid, on-site personnel use small crow bars or hand picks to pry hard to single prop opposite direction to carry out the liquid release, this leads to the fact equipment to damage easily, because pry to opposite direction and can not guarantee the mild pressure release of single, still cause high pressure emulsion to dash out workman's eyes easily, and when the roof that hydraulic single prop was strutted had the damage, hydraulic single prop suddenly a large amount of pressure release can cause the roof to sink, and then make the waste rock smash the people, there is the potential safety hazard.
Disclosure of utility model
The utility model aims to provide a device for discharging liquid from a hydraulic single prop, so as to solve the problems of potential safety hazards caused by difficult pressure release and quick pressure release of the hydraulic single prop.
The utility model adopts the following technical scheme: an apparatus for draining hydraulic unit struts, comprising:
A stress ring;
The left end of the pressure release rod is fixedly connected with the stress ring, and the right end of the pressure release rod is conical and is used for extending into the pressure release hole of the hydraulic single prop and pressing the pressure release valve of the hydraulic single prop so as to release high-pressure liquid;
the fixed ring is sleeved in the middle of the pressure release rod and is in threaded connection with the pressure release rod;
The upper arc plate is downward in opening, the left end of the upper arc plate is fixedly connected with the upper side of the fixed ring, and the right end of the upper arc plate is fixedly connected with the upper movable ring; an upper jacking screw rod is arranged in the upper movable ring and used for extending into a valve hole on one side of the hydraulic single prop;
The lower arc plate is provided with an upward opening, the left end of the lower arc plate is fixedly connected with the lower side of the fixed ring, and the right end of the lower arc plate is fixedly connected with the lower movable ring; the lower movable ring is internally provided with a lower jacking screw rod, the lower jacking screw rod is used for extending into a valve hole at the other side of the hydraulic single prop and is matched with the upper jacking screw rod to clamp the whole device on the hydraulic single prop, and then the pressure release rod moves rightwards and presses a pressure release valve of the hydraulic single prop through rotating the stress ring to release pressure to high-pressure liquid.
Further, go up the expansion ring and go up tight screw rod threaded connection, go up the upside fixedly connected with overhead gage of tight screw rod, the overhead gage is used for spacing tight screw rod of top.
Further, the lower loose ring is in threaded connection with the lower jacking screw, a lower baffle is fixedly connected to the lower side of the lower jacking screw, and the lower baffle is used for limiting the lower jacking screw.
The beneficial effects of the utility model are as follows:
According to the utility model, the pressure release rod slowly moves rightwards to further press the pressure release valve of the hydraulic single prop to slowly release pressure of high-pressure liquid, so that the phenomenon that the high-pressure emulsion rushes out of eyes of workers is avoided;
According to the hydraulic single prop, the pressure release rod moves rightwards slowly, so that the pressure release valve of the hydraulic single prop is pressed, high-pressure liquid is released slowly, and the phenomenon that the top plate supported by the hydraulic single prop is sunk due to breakage and the gangue falls down to smash people is avoided;
According to the hydraulic single prop, the whole device is clamped on the hydraulic single prop through the mutual matching of the upper propping screw and the lower propping screw, so that the stress ring rotates, the pressure release rod is driven to move rightwards, and the pressure release rod is prevented from falling from the pressure release hole in the moving process, so that the pressure release process is prevented from being influenced.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Wherein: 1. a stress ring; 2. a pressure release lever; 3. a fixing ring; 4. an upper arc plate; 5. an upper movable ring; 6. tightening a screw rod; 7. a lower arc plate; 8. a lower movable ring; 9. a screw rod is tightly propped down; 10. an upper baffle; 11. and a lower baffle.
Detailed Description
The utility model will be described in detail below with reference to the drawings and the detailed description.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more. "strike" in the present utility model is a strike description in the state of fig. 1 according to the present utility model.
The utility model discloses a device for discharging liquid from a hydraulic single prop, which is shown in figure 1 and comprises a stress ring 1, a pressure release rod 2, a fixed ring 3, an upper arc-shaped plate 4 and a lower arc-shaped plate 7.
The left end of the pressure release rod 2 is fixedly connected with the stress ring 1, the right end of the pressure release rod 2 is conical and is used for extending into a pressure release hole of the hydraulic single prop and pressing a pressure release valve of the hydraulic single prop so as to release high-pressure liquid.
The fixed ring 3 is sleeved at the middle part of the pressure release rod 2 and is in threaded connection with the pressure release rod 2; the opening of the upper arc plate 4 is downward, the left end of the upper arc plate 4 is fixedly connected with the upper side of the fixed ring 3, and the right end of the upper arc plate 4 is fixedly connected with an upper movable ring 5; an upper jacking screw rod 6 is arranged in the upper movable ring 5, and the upper jacking screw rod 6 is used for extending into a valve hole on one side of the hydraulic single prop.
The opening of the lower arc-shaped plate 7 is upward, the left end of the lower arc-shaped plate 7 is fixedly connected with the lower side of the fixed ring 3, and the right end of the lower arc-shaped plate 7 is fixedly connected with a lower movable ring 8; the lower movable ring 8 is internally provided with a lower jacking screw rod 9, the lower jacking screw rod 9 is used for extending into a valve hole at the other side of the hydraulic single prop, and is matched with the upper jacking screw rod 6 to clamp the whole device on the hydraulic single prop, so that the pressure release rod 2 moves rightwards and presses a pressure release valve of the hydraulic single prop through rotating the stress ring 1, and high-pressure liquid is released.
Go up loose ring 5 and go up tight screw rod 6 threaded connection, go up the upside fixedly connected with overhead gage 10 of tight screw rod 6, overhead gage 10 is used for spacing tight screw rod 6 of top.
The lower loose ring 8 is in threaded connection with the lower jacking screw 9, a lower baffle 11 is fixedly connected to the lower side of the lower jacking screw 9, and the lower baffle 11 is used for limiting the lower jacking screw 9.
Example 1
The mining face and the tunneling face of a certain mine 3310 are supported by the hydraulic single prop, and the hydraulic single prop is slowly decompressed by the hydraulic single prop pressure reducing device when the hydraulic single prop is readied, so that the hydraulic single prop pressure reducing device is fast to install and use, convenient to use, time-saving, and gentle and controllable in prop descending speed after being used, and people stand on two sides of the hydraulic single prop, so that safety risks are greatly reduced by means of operation, the damage rate of a three-way valve of the hydraulic single prop is reduced, and the efficiency of the hydraulic single prop is greatly improved.
Through statistics, 80 three-way valves are saved in the period of 4 months of stoping of 3310 mining face, the cost is directly saved by 3920 yuan, the other five tunneling working faces are saved by 20 three-way valves, and the cost is directly saved by 4900 yuan.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (3)
1. A device for draining hydraulic unit struts, comprising:
a force-bearing ring (1);
The left end of the pressure release rod (2) is fixedly connected with the stress ring (1), and the right end of the pressure release rod is conical and is used for extending into the pressure release hole of the hydraulic single prop and pressing the pressure release valve of the hydraulic single prop so as to release high-pressure liquid;
The fixed ring (3) is sleeved in the middle of the pressure release rod (2) and is in threaded connection with the pressure release rod (2);
An upper arc plate (4) with a downward opening, the left end of which is fixedly connected with the upper side of the fixed ring (3), and the right end of which is fixedly connected with an upper movable ring (5); an upper tightening screw rod (6) is arranged in the upper movable ring (5), and the upper tightening screw rod (6) is used for extending into a valve hole on one side of the hydraulic single prop;
The lower arc-shaped plate (7) is upwards opened, the left end of the lower arc-shaped plate is fixedly connected with the lower side of the fixed ring (3), and the right end of the lower arc-shaped plate is fixedly connected with the lower movable ring (8); the lower movable ring (8) is internally provided with a lower jacking screw rod (9), the lower jacking screw rod (9) is used for extending into a valve hole at the other side of the hydraulic single prop and is matched with the upper jacking screw rod (6) to clamp the whole device on the hydraulic single prop, and then the pressure release rod (2) moves rightwards and presses a pressure release valve of the hydraulic single prop through the rotary stress ring (1) to release pressure to high-pressure liquid.
2. The device for discharging the hydraulic single prop according to claim 1, wherein the upper movable ring (5) is in threaded connection with the upper tightening screw (6), an upper baffle (10) is fixedly connected to the upper side of the upper tightening screw (6), and the upper baffle (10) is used for limiting the upper tightening screw (6).
3. The device for discharging the hydraulic single prop according to claim 1, wherein the lower movable ring (8) is in threaded connection with the lower tightening screw (9), a lower baffle (11) is fixedly connected to the lower side of the lower tightening screw (9), and the lower baffle (11) is used for limiting the lower tightening screw (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322656142.0U CN221074323U (en) | 2023-09-28 | 2023-09-28 | Device for draining hydraulic single prop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322656142.0U CN221074323U (en) | 2023-09-28 | 2023-09-28 | Device for draining hydraulic single prop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221074323U true CN221074323U (en) | 2024-06-04 |
Family
ID=91249189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322656142.0U Active CN221074323U (en) | 2023-09-28 | 2023-09-28 | Device for draining hydraulic single prop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221074323U (en) |
-
2023
- 2023-09-28 CN CN202322656142.0U patent/CN221074323U/en active Active
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