CN213627564U - Auxiliary moving device for drilling radar antenna - Google Patents
Auxiliary moving device for drilling radar antenna Download PDFInfo
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- CN213627564U CN213627564U CN202022729976.6U CN202022729976U CN213627564U CN 213627564 U CN213627564 U CN 213627564U CN 202022729976 U CN202022729976 U CN 202022729976U CN 213627564 U CN213627564 U CN 213627564U
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- drilling
- traction rope
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Abstract
The utility model discloses a drilling radar antenna auxiliary moving device, which comprises a drilling radar antenna and a fixed sleeve, wherein the drilling radar antenna performs reciprocating motion in the fixed sleeve through a guide device, the fixed sleeve comprises a pipe body, one end of the pipe body is a fixed end and is fixed on a palm surface; the other end of the pipe body is a sealing end, and a sealing cover is arranged at the end head; the guiding device comprises a bottom wire fixing device, a top wire fixing device, a pulley block, a traction rope and at least 2 sets of moving devices. The utility model can ensure the stable reciprocating motion of the drilling radar antenna in the fixed sleeve by constructing the guiding device and respectively pulling the forward traction rope and the backward traction rope; the speed of pulling the forward traction rope and the backward traction rope is controlled, so that the uniformity of the movement speed of the drilling radar antenna is ensured, and the probability of equipment damage is reduced or even avoided; the combination of all technical means enables the drilling radar antenna to have high propelling speed, the back and forth detection is convenient, and the detection efficiency is effectively improved.
Description
Technical Field
The utility model relates to an application drilling radar carries out the auxiliary device of tunnel gushing water forecast, concretely relates to application drilling radar carries out the tunnel gushing water gushing mud forecast's supplementary mobile device of drilling radar antenna.
Background
In the 21 st century, infrastructure construction worldwide has come up with the climax of 'underground space' development, and as a main structural form of underground engineering, tunnel construction scale and quantity are increasing. The tunnel mainly comprises a road and railway traffic tunnel, a water conservancy water delivery and transfer tunnel, a municipal pipeline tunnel, a mine tunnel and the like.
In the construction process of the tunnel, the unfavorable geological conditions such as karst, structure and the like in front of the tunnel face need to be detected by means of technical means such as geophysical prospecting, drilling and the like, so that the possibility of water burst and mud burst accidents is evaluated, and casualties and economic losses are reduced or avoided. The principle of the method is that a horizontal drilling hole with a certain depth is drilled on the tunnel face along the tunneling direction, then a drilling radar antenna is placed in the drilling hole to detect bad geologic bodies such as karst cave, fault, crack and the like, and further the advance prediction of the water burst and mud burst of the tunnel is realized. In the process of propelling the drilling radar antenna in horizontal drilling, the auxiliary moving device is important equipment for guaranteeing the detection effect and improving the working efficiency. At present, most of drilling radar detection is carried out through the gravity falling of an antenna in a vertical drilling hole, related reports about an auxiliary moving device are not yet seen in the forecasting of water burst and mud burst of a tunnel by using the drilling radar, the drilling radar antenna is pushed into the bottom of a fixed sleeve by using a stick and the like in the conventional operation, but the drilling radar antenna has the defects of difficult pushing, uneven movement speed, easy damage to equipment, difficult realization of repeated detection of the drilling radar antenna back and forth and the like.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide an application drilling radar carries out tunnel and gushes water the drilling radar antenna's supplementary mobile device that removes when mud suddenly reports in drilling.
In order to solve the technical problem, the utility model discloses a following technical scheme:
an auxiliary moving device of a drilling radar antenna comprises the drilling radar antenna and a fixed sleeve, wherein the drilling radar antenna carries out reciprocating motion in the fixed sleeve,
the fixed sleeve comprises a pipe body, one end of the pipe body is a fixed end and is fixed on the tunnel face; the other end of the pipe body is a sealing end, and a sealing cover is arranged at the end head;
drilling radar antenna passes through guider and realizes the back and forth movement in fixed sleeve, guider include bottom solidus ware, top solidus ware, assembly pulley, haulage rope and 2 at least mobile device of cover, wherein:
the bottom wire fixing device comprises a shell with an opening, the shell is in an axial symmetry structure, an even number of wire leading rings are symmetrically arranged on the outer peripheral wall of the shell, and the bottom wire fixing device is sleeved and fixed at one end of the drilling radar antenna;
the top wire fixing device is a fixing ring arranged at the other end of the drilling radar antenna;
the pulley block comprises a V-shaped support fixed on the sealing cover and 2 pulleys respectively arranged at the ends of two support legs of the V-shaped support;
the traction ropes comprise forward traction ropes and backward traction ropes, wherein the number of the forward traction ropes corresponds to the number of the lead rings on the bottom wire fixing device; the forward traction rope is provided with a stop block, and the size of the stop block is controlled so that the stop block cannot pass through the lead ring; one end of the advancing hauling rope is fixed on the drilling radar antenna, the other end of the advancing hauling rope penetrates through one of the lead rings, passes through one of the pulleys and then penetrates through the other lead ring, and then is led out from the fixed end of the fixed sleeve pipe body, and at the moment, a stop block on the advancing hauling rope is tightly close to one side, facing the fixed end of the pipe body, of the lead ring; one end of the retreating traction rope is fixed on the fixing ring, and the other end of the retreating traction rope is led out from the fixed end of the fixing sleeve;
the moving device comprises an inner ring fixed on the drilling radar antenna in a sleeved mode, a retainer arranged outside the inner ring and a plurality of balls uniformly distributed on the retainer, wherein the balls are matched in a roller path on the outer surface of the inner ring.
Among the above-mentioned technical scheme, can remove drilling radar antenna towards bushing's stiff end when pulling the haulage rope that gos forward, for making drilling radar antenna's removal more balanced, also more laborsaving simultaneously, the axis of the bushing after the preferred control installation, drilling radar antenna and bottom solidus coincide each other, and the mounting point of V-arrangement support is located bushing, drilling radar antenna and the axis of bottom solidus coincidence mutually or the extension line of this axis.
Among the above-mentioned technical scheme, the contained angle of two stabilizer blades of V-arrangement support is preferred 20 ~ 30, and this angle can effectively reduce even avoids the haulage rope to take place winding phenomenon when carrying out preceding back pulling through V type support upper pulley, and further preferred 30.
In the above technical solution, the number of the lead rings on the bottom wire fixing device is preferably 2, and correspondingly, the number of the advancing pulling ropes is preferably 2. The number of the moving devices is 2 sets, and the number of the backing traction ropes is 1.
In the above technical solution, the fixing end of the fixing sleeve pipe body is fixed on the palm surface by using the conventional technology, and usually the fixing end of the fixing sleeve pipe body is fixed on the palm surface by using an expansion bolt.
In the technical scheme, the fixing sleeve (comprising the pipe body and the sealing cover), the bottom wire fixing device, the traction rope and the moving device are all made of insulating materials. Specifically, the fixed sleeve, the bottom wire fixing device and the mobile device are all preferably made of PVC materials, the traction rope is preferably made of nylon materials, and the stop block on the traction rope can be made of PVC materials or nylon materials.
Compared with the prior art, the utility model can ensure the stable reciprocating motion of the drilling radar antenna in the fixed sleeve by constructing the guiding device and respectively pulling the forward traction rope and the backward traction rope, thereby overcoming the problem of difficult propulsion in the prior art; the speed of pulling the forward traction rope and the backward traction rope is controlled, so that the uniformity of the movement speed of the drilling radar antenna is ensured, and the probability of equipment damage is reduced or even avoided; the combination of all technical means enables the drilling radar antenna to have high propelling speed, the back and forth detection is convenient, and the detection efficiency is effectively improved.
Drawings
Fig. 1 is the structure diagram of an embodiment of the hole radar antenna auxiliary moving device.
Fig. 2 is a schematic structural diagram of the mobile device in the embodiment shown in fig. 1.
Fig. 3 is a structural view of a bottom wire fixing device in the embodiment shown in fig. 1.
The reference numbers in the figures are:
the device comprises a pipe body 1, a moving device 2, a drilling radar antenna 3, a bottom wire fixing device 4, a sealing cover 5, a first pulley 6, a V-shaped support 7, a second pulley 8, a fixing ring 9, a second advancing traction rope 10, a backward traction rope 11, a first advancing traction rope 12, an expansion bolt 13, an inner ring 14, a retainer 15, balls 16, a shell 17, a second wire leading ring 18 and a first wire leading ring 19.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 3, supplementary mobile device of drilling radar antenna, including drilling radar antenna 3, fixed sleeve pipe and guider, wherein, drilling radar antenna 3 installs in fixed sleeve pipe, and drilling radar antenna 3 realizes the reciprocating motion in fixed sleeve pipe through guider.
The fixed sleeve is arranged in the drilled hole and comprises a pipe body 1, one end of the pipe body 1 is a fixed end and is fixed on the tunnel face through the conventional connecting piece (such as an expansion bolt 13) and the like; the other end of the pipe body 1 is a sealing end, a sealing cover 5 is sleeved at the end, and the sealing cover 5 is preferably in interference fit with the pipe body 1; the shape and the length of the fixed sleeve pipe body 1 are generally matched with those of a drilled hole, and the pipe body 1 and the sealing cover 5 are of an axisymmetric structure.
The guider include bottom solidus ware 4, top solidus ware, assembly pulley, haulage rope and 2 at least mobile device 2 of cover, wherein:
the bottom wire fixing device 4 comprises a shell 17 with an opening, the shell 17 is in an axial symmetry structure, an even number of wire leading rings are symmetrically arranged on the outer peripheral wall of the shell 17, and the bottom wire fixing device 4 is sleeved and fixed at one end of the drilling radar antenna 3 facing the deep part of the drilling hole through the opening of the bottom wire fixing device; preferably, the distance between the two symmetrically arranged lead wire loops is larger than the diameter of the drilling radar antenna 3;
the top wire fixing device is a fixing ring 9 arranged at one end of the drilling radar antenna 3 facing the drilling opening;
the pulley block comprises a V-shaped support 7 fixedly connected to the sealing cover 5 and 2 pulleys respectively arranged at the ends of two support legs of the V-shaped support 7, namely a first pulley 6 and a second pulley 8; the included angle of two support legs of the V-shaped support 7 is preferably 20-30 degrees, and further preferably 30 degrees; the pulley can be a fixed pulley or a movable pulley;
the pulling ropes comprise an advancing pulling rope and a retreating pulling rope 11, the advancing pulling rope and the retreating pulling rope 11 are pulled to respectively move the drilling radar antenna 3 towards the fixed end direction of the fixed sleeve and towards the sealing end direction of the fixed sleeve, and the number of the advancing pulling ropes corresponds to the number of the lead rings on the bottom wire fixing device 4; each advancing traction rope is provided with a stop dog, the size of each stop dog is used for controlling the stop dog not to pass through the lead ring, and the stop dogs are used for limiting the advancing distance of the drilling radar antenna 3 and avoiding excessive advancing to touch the pulley group on the sealing cover 5; the block can be a blocky structure formed by knotting the advancing hauling cable on the advancing hauling cable or a sheet structure which is fixed on the advancing hauling cable and is larger than the section area of the lead ring; one end of the advancing hauling rope is fixed on the drilling radar antenna 3, the other end of the advancing hauling rope passes through one of the lead rings, passes through one of the pulleys and then passes through the other lead ring, and then is led out from the fixed end of the fixed sleeve pipe body 1, and at the moment, a stop block on the advancing hauling rope is tightly close to one side of the lead ring, which faces the fixed end of the pipe body 1; one end of a retreating traction rope 11 is fixed on the fixing ring 9, and the other end is led out from the fixed end of the fixing sleeve.
The moving device 2 is of an axisymmetric structure and comprises an inner ring 14 which is sleeved and fixed on the drilling radar antenna 3, a retainer 15 which is arranged outside the inner ring 14 and a plurality of balls 16 which are uniformly distributed on the retainer 15, wherein the balls 16 are matched in a roller path on the outer surface of the inner ring 14. The quantity of mobile device 2 is 2 ~ 3 sets usually, evenly lays on drilling radar antenna 3. The fit of the inner ring 14 to the borehole radar antenna 3 is preferably an interference fit.
The auxiliary moving device for the installed drilling radar antenna comprises a fixed sleeve, a drilling radar antenna 3 and a bottom wire fixing device 4, wherein the axes of the fixed sleeve, the drilling radar antenna 3 and the bottom wire fixing device 4 are overlapped, and the installation point of a V-shaped support 7 is located on the overlapped axis of the fixed sleeve, the drilling radar antenna 3 and the bottom wire fixing device 4 or the extension line of the axis.
Among the technical scheme, the material of fixed sleeve (including body 1 and sealed lid 5), bottom solidus ware 4, haulage rope and mobile device 2 parts is insulating material. Specifically, the body 1 of the fixed sleeve pipe, the sealing cover 5, the bottom wire fixing device 4 and the moving device 2 are preferably made of PVC materials, the traction rope is preferably made of nylon materials, and the check block on the traction rope can be made of PVC materials or nylon materials.
In the embodiment shown in fig. 1, the tubular body 1 of the retaining sleeve and the sealing cap 5 are each of a cylindrical configuration, the fixed end of the tubular body 1 being secured to the tunnel face by means of an expansion bolt 13. The number of the lead rings on the bottom wire fixing device 4 is 2, and the lead rings are respectively a first lead ring 19 and a second lead ring 18; correspondingly, the number of the advancing pulling ropes is preferably 2, the first advancing pulling rope 12 and the second advancing pulling rope 10 are respectively, and the stoppers on the first advancing pulling rope 12 and the second advancing pulling rope 10 are block-shaped structures which are formed by knotting by themselves and can not pass through the first lead ring 19 or the second lead ring 18. One end of the first advancing traction rope 12 is fixed on the drilling radar antenna 3, the other end of the first advancing traction rope passes through the second lead ring 18, then is wound on the first pulley 6, then passes through the first lead ring 19 and then is led out from the fixed end of the fixed sleeve pipe body 1, and at the moment, a stop block on the first advancing traction rope 12 is tightly close to one side of the first lead ring 19, which faces the fixed end of the pipe body 1; one end of the second advancing haulage rope 10 is fixed on the drilling radar antenna 3, the other end of the second advancing haulage rope passes through the first lead ring 19, then is wound on the second pulley 8, then passes through the second lead ring 18, and then is led out from the fixed end of the fixed sleeve pipe body 1, and at the moment, the stop block on the first advancing haulage rope 12 is tightly adjacent to the second lead ring 18 towards one side of the fixed end of the pipe body 1. The number of the backward hauling ropes 11 is 1, and the number of the moving devices 2 is 2 sets. The first pulley 6 and the second pulley 8 are both movable pulleys.
Use the utility model discloses the concrete operation of device is as follows:
when the drilling radar is used for the advance prediction of the tunnel, firstly, the bottom wire fixing device 4 is fixed at the bottom of the drilling radar antenna 3 (the end of the drilling radar antenna 3, which enters a drill hole and faces the deep part of the drill hole), the threading of the first advancing traction rope 12 and the second advancing traction rope 10 is completed, the stop block on the first advancing traction rope 12 is tightly close to one side, facing the fixed end of the tube body 1, of the second lead ring 18, and the stop block on the second advancing traction rope 10 is tightly close to one side, facing the fixed end of the tube body 1, of the first lead ring 19; the first advancing hauling cable 12 and the second advancing hauling cable 10 are respectively wound on the first pulley 6 and the second pulley 8, the sealing cover 5 is sleeved on the first advancing hauling cable and the second advancing hauling cable, then the moving device 2 is installed on the drilling radar antenna 3, and the retreating hauling cable is installed on the wire fixing ring on the top of the drilling radar antenna 3 (the end of the drilling radar antenna 3, which enters the drill hole and faces the deep outlet of the drill hole). Then, the tube body 1 of the fixed sleeve is placed into the drill hole, the fixed end of the tube body 1 is fixed on the face, and then the first forward traction rope 12 and the second forward traction rope 10 are pulled to enable the drilling radar antenna 3 to slowly enter the fixed sleeve body 1 until the bottom of the sleeve is reached. If the back-up is required, the back-up traction rope 11 is pulled to realize the back-up.
Claims (5)
1. An auxiliary moving device of a drilling radar antenna comprises the drilling radar antenna (3) and a fixed sleeve, wherein the drilling radar antenna (3) moves back and forth in the fixed sleeve,
the fixed sleeve comprises a pipe body (1), one end of the pipe body (1) is a fixed end and is fixed on the tunnel face; the other end of the pipe body (1) is a sealing end, and a sealing cover (5) is arranged at the end head;
drilling radar antenna (3) realize the back and forth movement in fixed cover pipe through guider, guider include bottom solidus ware (4), top solidus ware, assembly pulley, haulage rope and 2 at least mobile device (2), wherein:
the bottom wire fixing device (4) comprises a shell (17) with an opening, the shell (17) is in an axisymmetric structure, an even number of lead rings are symmetrically arranged on the outer peripheral wall of the shell (17), and the bottom wire fixing device (4) is sleeved and fixed at one end of the drilling radar antenna (3);
the top wire fixing device is a fixing ring (9) arranged at the other end of the drilling radar antenna (3);
the pulley block comprises a V-shaped support (7) fixed on the sealing cover (5) and 2 pulleys respectively arranged at the ends of two support legs of the V-shaped support (7);
the pulling ropes comprise advancing pulling ropes and retreating pulling ropes (11), wherein the number of the advancing pulling ropes corresponds to the number of the lead rings on the bottom wire fixing device (4); the forward traction rope is provided with a stop block, and the size of the stop block is controlled so that the stop block cannot pass through the lead ring; one end of the advancing hauling rope is fixed on the drilling radar antenna (3), the other end of the advancing hauling rope penetrates through one lead ring, passes through one pulley and then penetrates through the other lead ring, and then is led out from the fixed end of the fixed sleeve pipe body (1), and at the moment, a stop block on the advancing hauling rope is tightly close to one side of the lead ring, which faces the fixed end of the pipe body (1); one end of a retreating traction rope (11) is fixed on the fixing ring (9), and the other end of the retreating traction rope is led out from the fixed end of the fixing sleeve;
the moving device (2) comprises an inner ring (14) which is sleeved and fixed on the drilling radar antenna (3), a retainer (15) which is arranged outside the inner ring (14) and a plurality of balls (16) which are uniformly distributed on the retainer (15), wherein the balls (16) are matched in a roller path on the outer surface of the inner ring (14).
2. A drilling radar antenna displacement aid according to claim 1, characterised in that the axes of the stationary sleeve, the drilling radar antenna (3) and the bottom wire fixing device (4) coincide with each other, and that the mounting point of the V-shaped bracket (7) is located on the axis of the stationary sleeve, the axis of the drilling radar antenna (3) and the bottom wire fixing device (4) or on an extension of this axis.
3. The radar antenna auxiliary displacement device for a borehole according to claim 1, wherein the angle between the two legs of the V-shaped support (7) is 20-30 °.
4. A drilling radar antenna displacement aid according to any one of claims 1 to 3, characterised in that the number of wire loops on the bottom wire fixer (4) is 2.
5. The auxiliary moving device for the drilling radar antenna as claimed in any one of claims 1 to 3, wherein the fixing sleeve, the bottom wire fixing device (4), the traction rope and the moving device (2) are all made of insulating materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022729976.6U CN213627564U (en) | 2020-11-23 | 2020-11-23 | Auxiliary moving device for drilling radar antenna |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022729976.6U CN213627564U (en) | 2020-11-23 | 2020-11-23 | Auxiliary moving device for drilling radar antenna |
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| CN213627564U true CN213627564U (en) | 2021-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022729976.6U Active CN213627564U (en) | 2020-11-23 | 2020-11-23 | Auxiliary moving device for drilling radar antenna |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360437A (en) * | 2020-11-23 | 2021-02-12 | 中国地质科学院岩溶地质研究所 | Auxiliary moving device for drilling radar antenna |
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2020
- 2020-11-23 CN CN202022729976.6U patent/CN213627564U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360437A (en) * | 2020-11-23 | 2021-02-12 | 中国地质科学院岩溶地质研究所 | Auxiliary moving device for drilling radar antenna |
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