CN217841741U - Underground roadway surrounding rock observation device - Google Patents
Underground roadway surrounding rock observation device Download PDFInfo
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- CN217841741U CN217841741U CN202221010279.8U CN202221010279U CN217841741U CN 217841741 U CN217841741 U CN 217841741U CN 202221010279 U CN202221010279 U CN 202221010279U CN 217841741 U CN217841741 U CN 217841741U
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- surrounding rock
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Abstract
The utility model discloses an underground roadway surrounding rock observation device, which comprises a positioning component, wherein the positioning component comprises a positioning block and a positioning cap, a roof settlement measuring component is arranged between the positioning block and the positioning cap, the roof settlement measuring component comprises a sleeve and an insertion pipe, the insertion pipe is elastically and slidably connected with the sleeve, a graduated scale and positioning groove plates are embedded and installed on the insertion pipe, and the two positioning groove plates are symmetrically fixed on the side wall of a roadway; the cross rod is fixedly connected between the positioning groove plates, the cross rod is fixedly connected with the arc block which is connected with the sleeve in a sliding way, and the outer side wall of the sleeve is provided with the scale strip, the utility model discloses a roof settlement measuring component arranged between the positioning components monitors the settlement of the roof of the tunnel relative to the bottom plate, through the settlement of the arc block monitoring bottom plate, the observation set point is clear, and the settlement of the roof can be accurately calculated by monitoring a plurality of point positions; overall structure is simple, simple manufacture, dismantlement convenience, can repeat recycle, and single can operate, and the practicality is strong.
Description
Technical Field
The utility model relates to a colliery underworkings observation equipment technical field, in particular to underworkings country rock observation device.
Background
The underworkings is the route that is used for fortune ore deposit, ventilation, drainage, pedestrian and transports for metallurgical equipment when coal mining, and the tunnel needs to detect the settlement volume of the roof country rock in tunnel in real time after the excavation is accomplished, and the device that adopts electron observation at present mostly monitors, and the cost is than higher, has additionally increased the exploitation expense, and patent number CN201820543773.8 discloses a digital display tunnel roof sinking detector, includes: the support upright post is vertically arranged on the bottom plate of the underground roadway, the support upright post is a metal hollow rectangular pipe, the upper part of the support upright post is fixed on a fixing frame by a U-shaped flange, and the other end of the fixing frame is connected with a water supply and drainage pipeline; the inner cavity of the supporting upright post is sleeved with a lifting rod with a metal hollow rectangular tube structure, a spur rack is fixed on one side of the lower part of the lifting rod and matched with a hand gear arranged on the outer side of the supporting upright post, and a locking bolt for locking the lifting rod is arranged on the other side of the supporting upright post; the top of the lifting rod is hinged with a detection cross beam through a hinge hole, the detection cross beam is in a right-angle shape formed by a horizontal beam and a vertical rod, the length ratio of the horizontal beam to the vertical rod is 2:1, the detection cross beam is hinged through a hinge shaft at the right-angle position of the horizontal beam and the vertical rod, an adjusting rod is vertically fixed at the tail end of the horizontal beam and the tail end of the horizontal beam, a tray which is in contact with a top plate is arranged at the top end of the adjusting rod, reinforcing ribs are arranged below the horizontal beam and on the side surface of the vertical rod, a reset extension spring is arranged between the top end of the lifting rod and the reinforcing ribs, and a stay wire pulley is arranged at the lower end of the vertical rod; a digital display type displacement sensor is fixed in the middle of the lifting rod, and a detection stay wire of the digital display type displacement sensor is fixed with the lifting rod after surrounding a stay wire pulley; this technical scheme utilizes displacement sensor and mechanical linkage's mode to implement and carries out real-time detection to roof deflection, and its check point is located the central point in tunnel and puts, and actual deflection can be directly come out with digital display by the sensor, reads convenience directly perceived, but this technical scheme mesostructure is comparatively complicated, and the operation is inconvenient, and only can monitor the single-point position, can't monitor a plurality of monitoring points simultaneously.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the utility model provides an underground tunnel country rock observation device convenient to monitoring tunnel roof sinkage.
In order to solve the technical problem, the utility model comprises
The positioning assembly comprises a positioning block embedded in the roadway bottom plate and a positioning cap fixed with the top plate;
the roof settlement measuring assembly is arranged between the positioning block and the positioning cap and comprises a sleeve and an insertion pipe, the insertion pipe is elastically and slidably connected with the sleeve, the lower end of the sleeve is in positioning connection with the positioning block, the top of the insertion pipe is in positioning connection with the positioning cap, and a graduated scale is embedded in the insertion pipe;
the positioning groove plates are two and are symmetrically fixed on the side wall of the roadway;
the cross rod is fixedly connected between the positioning groove plates, the side wall of the cross rod is fixedly connected with at least one arc block, the arc surface of the arc block is connected with the outer side wall of the sleeve in a sliding mode, and the outer side wall of the sleeve is provided with a scale strip.
Preferably, the locating slot is opened on the top surface of the locating piece, the bottom surface of the locating cap is provided with a slot, the bottom surface of the sleeve is fixedly connected with a locating column inserted in the locating slot, and the top surface of the inserting tube is inserted in the slot.
Preferably, the central axes of the positioning groove and the slot are positioned on the same straight line.
Preferably, the inner bottom surface of the sleeve is fixedly connected with the bottom surface of the insertion tube through a spring, and the insertion tube is pushed upwards through the spring so that the insertion tube is tightly attached to the positioning cap.
Preferably, the side of the insertion pipe is provided with a limiting strip groove with a wedge-shaped cross section, the graduated scale is in limiting sliding connection with the limiting strip groove, and one end of the limiting strip groove is fixedly connected with the locking bolt.
Preferably, the top surface of the sleeve corresponds to the "0" scale position of the scale.
Preferably, the top surface of the arc block corresponds to the scale position of '0' of the scale bar.
The utility model has the advantages that: the utility model discloses a roof settlement measuring subassembly that sets up between the locating component monitors the settlement of the relative bottom plate of roof in tunnel to through the arc piece to the settlement of sheathed tube offset monitoring bottom plate, observe the settlement point clear and definite, can monitor a plurality of positions, can calculate the roof settlement accurately, improve accurate data to the roof management; the novel multifunctional electric heating cooker is simple in integral structure, simple to manufacture, convenient to disassemble, capable of being recycled repeatedly, capable of being operated by a single person and high in practicability.
Drawings
Fig. 1 is a perspective view of the overall structure of the present invention;
fig. 2 is a schematic cross-sectional view illustrating the connection between the top plate settlement measuring assembly and the positioning assembly of the present invention;
fig. 3 is a perspective view of the insertion tube of the present invention;
fig. 4 is a schematic cross-sectional view of the positioning assembly of the present invention;
fig. 5 is a schematic side view of embodiment 2 of the present invention.
In the figure: 1. positioning blocks; 2. a positioning cap; 3. a sleeve; 4. inserting a tube; 5. a graduated scale; 6. positioning the groove plate; 7. a cross bar; 8. an arc block; 9. a scale bar; 10. positioning a groove; 11. inserting slots; 12. a positioning column; 13. a spring; 14. a limiting strip groove; 15. and (4) locking bolts.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is also changed accordingly.
Example 1
As shown in fig. 1, the underground roadway surrounding rock observation device comprises at least one group of positioning assemblies, wherein each positioning assembly comprises a positioning block 1 embedded in a roadway bottom plate and a positioning cap 2 fixed with a top plate; the top plate settlement measuring assembly is arranged between the positioning block 1 and the positioning cap 2 and comprises a sleeve 3 and an insertion pipe 4, the insertion pipe 4 is elastically and slidably connected with the sleeve 3, the lower end of the sleeve 3 is in positioning connection with the positioning block 1, the top of the insertion pipe 4 is in positioning connection with the positioning cap 2, a graduated scale 5 is embedded in the insertion pipe 4, and the top surface of the sleeve 3 corresponds to the '0' graduated position of the graduated scale 5; the positioning groove plates 6 are two, and the two positioning groove plates 6 are symmetrically fixed on the side wall of the roadway; horizontal pole 7, horizontal pole 7 fixed connection is between positioning groove board 6, horizontal pole 7 exceeds pedestrian's height apart from the distance between the tunnel bottom plate, and horizontal pole 7 is greater than 2m apart from the distance of tunnel bottom plate in actual framework for pedestrian and material transport can pass through smoothly, lateral wall fixed connection at least one arc piece 8 of horizontal pole 7, the arcwall face and the 3 lateral wall sliding connection of sleeve pipe of arc piece 8, the lateral wall of sleeve pipe 3 is equipped with scale strip 9, the top surface of arc piece 8 corresponds with "0" scale position of scale strip 9.
As shown in fig. 2-4, a positioning groove 10 is formed in the top surface of the positioning block 1, a slot 11 is formed in the bottom surface of the positioning cap 2, the bottom surface of the sleeve 3 is fixedly connected to a positioning column 12 inserted into the positioning groove 10, the top surface of the insertion tube 4 is inserted into the slot 11, the positioning groove 10 and the central axis of the slot 11 are located on the same straight line, the inner bottom surface of the sleeve 3 is fixedly connected to the bottom surface of the insertion tube 4 through a spring 13, the insertion tube 4 is pushed upwards through the spring 13, the insertion tube 4 is attached to the positioning cap 2, the sleeve 3 and the insertion tube 4 are positioned through the positioning groove 10 and the slot 11, the insertion tube 4 slides axially relative to the sleeve 3 under the action of the spring 13, and the sliding distance of the insertion tube 4 relative to the sleeve 3 is a settlement value of the top plate of the roadway relative to the bottom plate.
As shown in fig. 3, the side of the insertion tube 4 is provided with a limiting strip groove 14 with a wedge-shaped cross section, the graduated scale 5 is in sliding connection with the limiting strip groove 14, one end of the limiting strip groove 14 is fixedly connected with a locking bolt 15, the graduated scale 5 slides in the limiting strip groove 14 and can be adjusted in a sliding mode according to the heights of different roadways, so that the '0' scale is aligned with the top surface of the sleeve 3, and the graduated scale 5 is fixed through the locking bolt 15.
Example 2
As shown in fig. 5, in this example, locating component and roof settlement measurement component are two, and locating piece 1 and locating cap 2 of locating component are fixed respectively on the bottom plate and the roof in tunnel, and locating groove plate 6 is fixed on the lateral wall in tunnel, and the both ends of horizontal pole 7 are pegged graft fixedly with locating groove plate 6 to at two arc pieces 8 of the side fixed connection of horizontal pole 7, arc piece 8 and sleeve pipe 3 laminating back sliding connection adjust the position of scale 5, make "0" scale of scale 5 and sleeve pipe 3's top surface parallel and level.
The working principle is as follows: the method comprises the steps that a positioning block 1 is preset at a position to be monitored on a bottom plate of a roadway, a positioning cap 2 is fixed on a top plate in a matched and corresponding mode, positioning groove plates 6 are fixedly connected to two sides of the roadway according to the positions of scale strips 9 on a sleeve 3, a plurality of anchor rods are fixed on two side walls of the roadway in actual production, anchor rod disks are fixed on the anchor rods, in order to prevent two sides of the roadway from sinking, the positioning groove plates 6 can be fixed on the anchor rod disks, a top plate sedimentation measuring component is installed between the positioning block 1 and the positioning cap 2, the insertion tube 4 is pressed downwards in a specific installation mode, the insertion tube 4 is inserted into the positioning block 1 and the positioning cap 2 after being elastically downwards moved, the position of a scale 5 is adjusted according to the position of the sleeve 3, the sedimentation amount of the whole device is finally installed, the sedimentation amount is observed at regular time, the distance of the top plate is the distance of downwards moving of the insertion tube 4 minus the distance of an arc block 8 relative to the sleeve 3, and the distance of the arc block 8 relative to the sleeve 3 is the distance of the bottom plate sedimentation.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a tunnel country rock observation device in pit which characterized in that, this observation device includes:
the positioning assembly comprises a positioning block embedded in the roadway bottom plate and a positioning cap fixed with the top plate;
the roof settlement measuring assembly is arranged between the positioning block and the positioning cap and comprises a sleeve and an insertion pipe, the insertion pipe is elastically and slidably connected with the sleeve, the lower end of the sleeve is in positioning connection with the positioning block, the top of the insertion pipe is in positioning connection with the positioning cap, and a graduated scale is embedded and mounted on the insertion pipe;
the positioning groove plates are two and are symmetrically fixed on the side wall of the roadway;
the cross rod is fixedly connected between the positioning groove plates, the side wall of the cross rod is fixedly connected with at least one arc block, the arc surface of the arc block is connected with the outer side wall of the sleeve in a sliding mode, and the outer side wall of the sleeve is provided with a scale strip.
2. The underground roadway surrounding rock observation device as claimed in claim 1, wherein a positioning groove is formed in the top surface of the positioning block, a slot is formed in the bottom surface of the positioning cap, the bottom surface of the sleeve is fixedly connected with a positioning column inserted into the positioning groove, and the top surface of the insertion tube is inserted into the slot.
3. An underground roadway surrounding rock observation device as claimed in claim 2, wherein the locating slot and the central axis of the slot are located on the same straight line.
4. The underground roadway surrounding rock observation device of claim 1, wherein the inner bottom surface of the sleeve is fixedly connected with the bottom surface of the insertion pipe through a spring.
5. The underground roadway surrounding rock observation device according to claim 1, wherein a limiting groove with a wedge-shaped cross section is formed in the side surface of the insertion tube, the graduated scale is in limiting sliding connection with the limiting groove, and a locking bolt is fixedly connected to one end of the limiting groove.
6. The underground roadway surrounding rock observation device of claim 1, wherein the top surface of the sleeve corresponds to the '0' scale position of the scale.
7. The underground roadway surrounding rock observation device of claim 1, wherein the top surface of the arc block corresponds to the '0' scale position of the scale bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221010279.8U CN217841741U (en) | 2022-04-28 | 2022-04-28 | Underground roadway surrounding rock observation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221010279.8U CN217841741U (en) | 2022-04-28 | 2022-04-28 | Underground roadway surrounding rock observation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217841741U true CN217841741U (en) | 2022-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221010279.8U Active CN217841741U (en) | 2022-04-28 | 2022-04-28 | Underground roadway surrounding rock observation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217841741U (en) |
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2022
- 2022-04-28 CN CN202221010279.8U patent/CN217841741U/en active Active
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