CN210714588U - Static expansion crushing hole sealing device - Google Patents
Static expansion crushing hole sealing device Download PDFInfo
- Publication number
- CN210714588U CN210714588U CN202020001708.XU CN202020001708U CN210714588U CN 210714588 U CN210714588 U CN 210714588U CN 202020001708 U CN202020001708 U CN 202020001708U CN 210714588 U CN210714588 U CN 210714588U
- Authority
- CN
- China
- Prior art keywords
- quartering
- nut
- circular
- movable
- sealing device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a static expansion crushing hole sealing device, which comprises an observation rod, a rotating handle, a conical bolt, a rubber sleeve, an upper quartering columnar nut, a lower quartering columnar nut, a movable round platform and a circular baffle plate; a rotating handle is arranged above the conical bolt, the conical bolt is connected with the internal thread on the upper side of the upper quartering columnar nut, the rubber sleeve sequentially wraps the upper quartering columnar nut, the circular material and the lower quartering columnar nut from top to bottom, a sliding groove is arranged in the middle of the lower quartering columnar nut, a circular sliding block of a movable circular truncated cone is arranged in the sliding groove, and the movable circular truncated cone is movably connected with the lower quartering columnar nut; the lower end of the observation rod is fixedly connected with the movable round table; a round baffle is connected below the movable round table. The utility model discloses a design of activity round platform and baffle makes the device can utilize the further shutoff of the expansive force of inflation agent to drill, avoids appearing the orifice phenomenon in subsequent inflation process, can judge the inflation process according to the observation pole simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the hole sealing device, concretely relates to broken hole sealing device of static inflation.
Background
The static expanding agent takes calcium oxide as a main expanding source and accounts for about 81 percent. In addition, it also contains oxides of silicon, aluminium, iron and magnesium, and is matched with a small quantity of additive. After blending with an appropriate amount of water, hydration reactions occur. The CaO in cubic system is transformed into Ca (OH)2 in hexagonal system, the volume is increased by 50.2%, and at the same time, 66.6kJ/mol of heat is released, thus having the capability of expansion work.
The effect of the static expanding agent in breaking up the rock increases significantly with increasing ambient temperature. But the temperature is too high, the hydration speed is accelerated, and the phenomenon of spraying holes is easy to generate. In order to adapt to the change of the environmental temperature and control the hydration speed and the crack cracking time, different formulas are adopted according to the environmental temperature.
The hole sealing device in the prior art usually adopts a method of applying force from the hole opening direction to seal holes, but the method is slow in operation, corresponding force can be applied only by rotating a plurality of turns of threads, and the hole sealing device is jacked open due to insufficient force applied in advance during expansion of an expanding agent, namely, a hole spraying phenomenon occurs, blasting failure can be caused due to the hole spraying phenomenon, and meanwhile, potential safety hazards can cause damage to constructors.
SUMMERY OF THE UTILITY MODEL
The utility model provides a broken hole sealing device of static inflation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a static expansion crushing hole sealing device is characterized by comprising an observation rod, a rotating handle, a conical bolt, a rubber sleeve, an upper quartering columnar nut, a lower quartering columnar nut, a movable round table and a circular baffle plate; a rotary handle is arranged above the conical bolt, the conical bolt is connected with the internal thread on the upper side of the upper quartering columnar nut, the rubber sleeve sequentially wraps the upper quartering columnar nut, the circular material and the lower quartering columnar nut from top to bottom, and inverted splayed sliding grooves which are matched with the upper quartering columnar nut and the lower quartering columnar nut are arranged on the fixing surfaces of the circular material and the upper quartering columnar nut and the lower quartering columnar nut along the directions of 45 degrees, 135 degrees, 225 degrees and 315 degrees; a sliding groove is arranged in the middle of the lower quartering columnar nut, a circular sliding block of a movable circular table is arranged in the sliding groove, and the movable circular table is movably connected with the lower quartering columnar nut; a through hole is formed in the rotary handle and the conical bolt, an observation rod is arranged in the through hole, and the lower end of the observation rod is fixedly connected with the movable round table; a round baffle is connected below the movable round table.
Furthermore, an inverted round table is arranged above the observation rod, and scales are arranged at the upper end of the observation rod.
Furthermore, the upper quartering cylindrical nut is provided with a tapered thread matched with the tapered bolt, a section of round hole is arranged below the tapered thread section, the center of the round material is also provided with the round hole, a sliding groove is arranged above the lower quartering cylindrical nut, and a tapered groove matched with the movable circular truncated cone is arranged below the sliding groove.
Furthermore, a section of cylinder is connected above the movable round table, the diameter of the cylinder is the same as that of the round hole, a circle of circular sliding block is arranged on the cylinder, and the diameter of the circular sliding block is the same as that of the sliding groove.
Furthermore, the side surface of the rotating handle is provided with a groove, and an auxiliary rod is arranged in the groove.
Furthermore, screw holes are formed in the top end of the upper quartering columnar nut.
Has the advantages that: the utility model discloses a design of activity round platform and baffle makes the device can utilize the further shutoff of the expansive force of inflation agent to drill, avoids appearing the orifice phenomenon in subsequent inflation process, can judge the inflation process according to the observation pole simultaneously.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
in the figure: 1 observation rod, 2 rotating handle, 3 taper bolt, 4 rubber sleeve, 5 upper quartering column nut, 6 round material, 7 sliding chute, 8 sliding block, 9 movable round table, 10 lower quartering device nut, 11 baffle, 12 drilling hole and 13 expanding agent.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
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.
A static expansion crushing hole sealing device comprises an observation rod 1, a rotating handle 2, a conical bolt 3, a rubber sleeve 4, an upper quartering columnar nut 5, a lower quartering columnar nut 10, a movable circular truncated cone 9 and a circular baffle 11; a rotating handle 2 is arranged above the conical bolt 3, the conical bolt 3 is connected with the internal thread on the upper side of the upper quartered cylindrical nut 5, the rubber sleeve 4 sequentially wraps the upper quartered cylindrical nut 5, the circular material 6 and the lower quartered cylindrical nut 10 from top to bottom, and the circular material 6 and the fixing surfaces of the upper quartered cylindrical nut 5 and the lower quartered cylindrical nut 10 are provided with inverted splayed sliding grooves 7 which are matched with the upper quartered cylindrical nut 5 and the lower quartered cylindrical nut 10 along the directions of 45 degrees, 135 degrees, 225 degrees and 315 degrees; a sliding chute 7 is arranged in the middle of the lower quartering columnar nut 10, a circular sliding block 8 of a movable circular truncated cone 9 is arranged in the sliding chute 7, and the movable circular truncated cone 9 is movably connected with the lower quartering columnar nut 10; a through hole is formed in the rotary handle 2 and the conical bolt 3, an observation rod 1 is arranged in the through hole, and the lower end of the observation rod 1 is fixedly connected with a movable round table 9; a circular baffle 11 is connected below the movable round table 9.
An inverted round table is arranged above the observation rod 1, and scales are arranged at the upper end of the observation rod 1. Conveniently observe the inflation process, conveniently strike the observation pole.
The upper quartering cylindrical nut 5 and the conical bolt 3 are matched with conical threads, a section of round hole is arranged below the conical thread section, a round hole is also arranged at the center of the round material 6, a sliding groove 7 is arranged above the lower quartering cylindrical nut 10, and a conical groove matched with the movable round table 9 is arranged below the sliding groove 7.
A section of cylinder is connected above the movable round table 9, the diameter of the cylinder is the same as that of the round hole, a circle of circular sliding block 8 is arranged on the cylinder, and the diameter of the circular sliding block 8 is the same as that of the sliding groove 7. Providing space for the movement of the movable circular table 9.
The side surface of the rotating handle 2 is provided with a groove, and an auxiliary rod is arranged in the groove. The number of the grooves is two, and the number of the power-assisted rods is two, so that the rotation is convenient.
The top end of the upper quartering cylindrical nut 5 is provided with a screw hole. The top end of the upper quartering columnar nut 5 is provided with screw holes so as to facilitate the installation of the device, and the number of the screw holes is not less than 2.
The working principle is as follows: after the expanding agent 13 is poured into the drill hole 12, the device is placed into the drill hole 12, then the rotating handle 2 is rotated with the help of the boosting rod, the conical bolt 3 moves downwards and upwards to quarterly move the columnar bolt to the periphery and extrude the rubber sleeve 4, and the rotation is stopped after a certain degree, so that the scale of the observation rod 1 is recorded; in subsequent expansion, the expanding agent 13 pushes the baffle and the movable round table 9 to move upwards, and at the moment, the lower quartering cylindrical nut 10 moves around under the action of the movable round table 9 and extrudes the rubber sleeve 4, so that the friction force between the device and the drill hole 12 is further enhanced. After the expansion is finished, the movable round platform 9 moves downwards by knocking the inverted round platform above the observation rod 1, the lower quartering cylindrical nut 10 restores to the original state, then the handle 2 is rotated reversely, the conical bolt 3 is screwed out, and the upper quartering cylindrical nut 5 restores to the original state.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A static expansion crushing hole sealing device is characterized by comprising an observation rod (1), a rotating handle (2), a conical bolt (3), a rubber sleeve (4), an upper quartering columnar nut (5), a lower quartering columnar nut (10), a movable round table (9) and a circular baffle (11); a rotating handle (2) is mounted above the conical bolt (3), the conical bolt (3) is connected with an internal thread on the upper side of the upper quartered cylindrical nut (5), the rubber sleeve (4) sequentially wraps the upper quartered cylindrical nut (5), the circular material (6) and the lower quartered cylindrical nut (10) from top to bottom, and an inverted V-shaped sliding groove (7) is formed in the fixing surface of the circular material (6) and the upper quartered cylindrical nut (5) and the fixing surface of the lower quartered cylindrical nut (10) along the directions of 45 degrees, 135 degrees, 225 degrees and 315 degrees and is matched with the upper quartered cylindrical nut (5) and the lower quartered cylindrical nut (10); a sliding chute (7) is arranged in the middle of the lower quartering columnar nut (10), a circular sliding block (8) of a movable round table (9) is arranged in the sliding chute (7), and the movable round table (9) is movably connected with the lower quartering columnar nut (10); a through hole is formed in the rotary handle (2) and the conical bolt (3), an observation rod (1) is arranged in the through hole, and the lower end of the observation rod (1) is fixedly connected with the movable round table (9); a round baffle (11) is connected below the movable round platform (9).
2. The static expansion crushing hole sealing device according to claim 1, characterized in that an inverted round table is arranged above the observation rod (1), and the upper end of the observation rod (1) is provided with scales.
3. The static expansion crushing hole sealing device according to claim 1, characterized in that the upper quarter cylindrical nut (5) is provided with a conical thread matched with the conical bolt (3), a section of round hole is arranged below the conical thread section, a round hole is arranged at the center of the round material (6), a sliding groove (7) is arranged above the lower quarter cylindrical nut (10), and a conical groove matched with the movable round table (9) is arranged below the sliding groove (7).
4. The static expansion crushing hole sealing device according to claim 1, characterized in that a section of cylinder is connected above the movable round table (9), the diameter of the cylinder is the same as that of the round hole, a circle of circular sliding blocks (8) are arranged on the cylinder, and the diameter of the circular sliding blocks (8) is the same as that of the sliding chute (7).
5. The static expansion crushing hole sealing device as claimed in claim 1, wherein the side of the rotating handle (2) is provided with a groove, and an assistant rod is arranged in the groove.
6. The static expansion crushing hole sealing device as claimed in claim 1, wherein the top of the upper quarter cylindrical nut (5) is provided with a screw hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020001708.XU CN210714588U (en) | 2020-01-02 | 2020-01-02 | Static expansion crushing hole sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020001708.XU CN210714588U (en) | 2020-01-02 | 2020-01-02 | Static expansion crushing hole sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210714588U true CN210714588U (en) | 2020-06-09 |
Family
ID=70926732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020001708.XU Active CN210714588U (en) | 2020-01-02 | 2020-01-02 | Static expansion crushing hole sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210714588U (en) |
-
2020
- 2020-01-02 CN CN202020001708.XU patent/CN210714588U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105954098B (en) | Stretching-shearing two-dimensional test method and device in anchor pole room | |
| CN109406291B (en) | X-ray transmission test device and method for simulating rock in-situ crushing | |
| CN102866050B (en) | A kind of test material preparation method of irregular coal petrography block or easy broken coal petrography block | |
| CN113567257A (en) | High-voltage electric pulse rock breaking and fracturing device and method under true triaxial surrounding pressure | |
| CN109489513B (en) | Large-aperture static breaking agent directional rock breaking and anti-spraying hole integrated device and construction method thereof | |
| CN210714588U (en) | Static expansion crushing hole sealing device | |
| CN105835002A (en) | Fractured bolt withdrawing device | |
| CN204263093U (en) | A kind of erecting tools of sealing piston of hydraulic cylinder ring | |
| CN202250111U (en) | Supporting tool | |
| CN111257138A (en) | Experimental device and method for simulating underground rock burst process | |
| CN203856491U (en) | Combined type anchor bolt structure | |
| CN206754121U (en) | A kind of anti-theft nut and its special tighten fork | |
| CN2906048Y (en) | Blowout prevention ball valve in well head | |
| CN108894234B (en) | Polygonal foundation pit supporting structure and construction method | |
| CN209961092U (en) | Mechanical expansion type hole sealing and grouting integrated large-aperture static rock breaking device | |
| CN202420960U (en) | Rigid loading device for rock triaxial test | |
| CN206047540U (en) | A kind of Oil/gas Well experimental wwll cylinder system cement sheath stripper apparatus | |
| CN206113940U (en) | Detection hammer for civil engineering | |
| CN104195951A (en) | Pull rod wedge-shaped composite support | |
| CN108535125B (en) | Carbon dioxide broken coal crack testing device and testing method thereof | |
| CN217312072U (en) | Device for filling silica gel by dry method | |
| CN205370607U (en) | Recoverable anchor rod device of oil pressure control | |
| CN108680385A (en) | A kind of traffic civil engineering road surface reparation sampler | |
| CN210484328U (en) | Inverted-reaming locking nut | |
| CN108593425A (en) | A kind of counter-force loading device for outdoor rock mechanics |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |