CN115685338A - Seismometer device of going into well - Google Patents
Seismometer device of going into well Download PDFInfo
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- CN115685338A CN115685338A CN202211302219.8A CN202211302219A CN115685338A CN 115685338 A CN115685338 A CN 115685338A CN 202211302219 A CN202211302219 A CN 202211302219A CN 115685338 A CN115685338 A CN 115685338A
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- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 7
- 210000003781 tooth socket Anatomy 0.000 abstract 1
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The invention discloses a seismometer well descending device which comprises a support, a lowering mechanism, a connecting piece, a seismometer and an adjusting mechanism, wherein the support is fixedly connected with the lower part of the support; the lowering mechanism comprises two groups of hanging components and winding motors, the hanging components comprise tape winding wheels and hanging belts, the tape winding wheels are arranged on the support, two ends of the hanging belts are respectively connected with the tape winding wheels and the support, and the winding motors are used for driving the two tape winding wheels to rotate; the connecting piece comprises a connecting frame, two pulleys arranged on the connecting frame and a rotating disc arranged on the lower side of the connecting frame, the connecting frame is provided with a positioning groove, the two pulleys are respectively hung on corresponding lifting belts, and the rotating disc is provided with a tooth socket; the seismometer is connected to the lower side of the rotating disc; the adjusting mechanism comprises a motor box fixed on the lower side of the support and an adjusting motor arranged in the motor box, the motor box is aligned to the upper side of the positioning groove, and a gear capable of being inserted into the tooth groove is arranged on an output shaft of the adjusting motor. The invention realizes the orientation of the aboveground direction of the seismometer and reduces the installation difficulty of the seismometer.
Description
Technical Field
The invention relates to the technical field of seismometer installation, in particular to a seismometer well descending device.
Background
In recent years, with the deterioration of ground monitoring environment, deep well seismic observation becomes an effective means for seismic monitoring in cities with thick sedimentary layers and nearby areas, and compared with ground observation, deep well observation can improve the observation progress by 1-2 orders of magnitude, and deep well observation technology has become an effective means for seismic monitoring in cities with thick sedimentary layers and nearby areas. However, seismometers have a number of critical issues to be addressed and refined during installation, such as the azimuthal orientation of the seismometer.
In the prior art, most of the seismometers are hoisted by cables, in order to ensure accurate azimuth orientation of the seismometers, shaft bottom orientation needs to be carried out during hoisting, a base is installed at the shaft bottom in the shaft bottom orientation mode, the azimuth of the base is well adjusted through underground gyroscopes and the like, then the seismometers are installed on the base, and the construction difficulty is high in the base orientation mode.
The position of the seismometer is adjusted underground, if the position of the seismometer can be adjusted on the ground, the seismometer is lowered to the bottom of a well after adjustment, and meanwhile, the position is basically not changed in the lowering process of the seismometer, so that the installation difficulty of the seismometer is greatly reduced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a seismometer downhole device, which is used for realizing the uphole azimuth orientation of the seismometer and reducing the installation difficulty of the seismometer.
The invention provides a seismometer well descending device which comprises a support, a lowering mechanism, a connecting piece, a seismometer and an adjusting mechanism, wherein the support is fixedly connected with the lower part of the support;
the lowering mechanism comprises two groups of lifting components and a winding motor, the lifting components comprise tape reels and straps, the tape reels are mounted on the support, one ends of the straps are connected with the tape reels, the other ends of the straps penetrate through the support, then are folded upwards and fixed on the support, and the winding motor is used for driving the two tape reels to synchronously retract and release the corresponding straps;
the connecting piece comprises a connecting frame, two pulleys which are arranged on the connecting frame in a bilateral symmetry mode, and a rotating disc which is rotatably arranged on the lower side of the connecting frame, a positioning groove is vertically formed between the two pulleys of the connecting frame, the two pulleys are hung on corresponding hanging belts respectively, and a tooth groove is formed in the axis of the rotating disc;
the seismometer is connected to the lower side of the rotating disc;
the adjusting mechanism comprises a motor box and an adjusting motor, the motor box is fixed on the lower side of the support, the motor box is aligned to be arranged above the positioning groove and can be inserted into and positioned in the positioning groove, the adjusting motor is installed in the motor box, an output shaft of the adjusting motor penetrates out of the motor box downwards and is coaxially fixed with a gear, and the gear is aligned to be arranged above the tooth groove and can be inserted into and meshed with the tooth groove.
Furthermore, be equipped with relative first support and second support on the support, be provided with the pivot between first support and the second support, two the coiling wheel coaxial fixation is in the pivot, the coiling motor is fixed the outside of first support and with the pivot transmission is connected.
Furthermore, two groups of hanging strip guide assemblies are arranged on the support, each group of hanging strip guide assemblies respectively comprises two guide wheels which are oppositely arranged and rotatably installed on the support, and each hanging strip respectively penetrates through the two guide wheels of the corresponding hanging strip guide assembly.
Furthermore, guide plates are arranged on the upper portion of the connecting frame above the two pulleys, and two guide holes for the hanging strips to penetrate out are formed in each guide plate.
Furthermore, the upper part of the positioning groove is provided with a conical guide opening for guiding the motor box to be inserted into the positioning groove.
Furthermore, an electromagnet sucker is arranged on the lower portion of the rotating disc, and a connecting portion capable of being adsorbed on the lower side of the electromagnet sucker is arranged on the upper portion of the seismometer.
Furthermore, a guide hole is vertically formed in the upper part of the seismometer, a guide support ring is arranged at the upper end of the guide hole, a movable shaft is arranged in the guide hole, the upper end of the movable shaft penetrates out of the guide support ring and is attracted with the electromagnet sucker, a convex ring part which is positioned below the guide support ring and is matched with the guide hole is arranged on the periphery of the movable shaft, and a spring which is supported between the guide support ring and the convex ring part is sleeved on the movable shaft;
the lower part of the guide hole is provided with at least three groups of righting units, the peripheral wall of the lower part of the guide hole is provided with at least three penetrating ports which are in one-to-one correspondence with the four groups of righting units, each righting unit comprises a righting rod and a support rod, one end of each righting rod is hinged to the lower side of the corresponding penetrating port, the other end of each righting rod extends obliquely towards the outer upper side, one end of each support rod is hinged to the middle part of each righting rod, the other end of each support rod extends obliquely towards the inner upper side and is hinged to the lower part of the corresponding movable shaft, and the movable shafts can drive the righting rods to rotate through the support rods to retract or extend out of the penetrating ports when moving up and down.
Furthermore, a groove is formed in the bottom of the electromagnet sucker, and the upper end of the movable shaft is inserted into the groove when the movable shaft and the electromagnet sucker are attracted mutually.
The invention has the beneficial effects that:
when the device is used for hoisting the seismometer to go into a well, the bracket is firstly arranged above the well mouth, the seismometer is arranged below the rotating disc at the bottom of the connecting piece, then the position of the bracket is adjusted, the seismometer is aligned with the well mouth, after the alignment is completed, the winding motor is controlled to drive the two winding belt wheels to wind the hanging belts, so that the connecting piece and the seismometer are driven to ascend, a motor box below the bracket is inserted into a positioning groove in the connecting piece, a gear on the lower side of the motor box is inserted into a tooth groove in the rotating disc and meshed with the tooth groove in the rotating disc, then the orientation of the seismometer can be adjusted by driving the rotating disc to rotate through the adjusting motor, the orientation of the seismometer is realized, after the orientation of the seismometer is adjusted in place, the hanging belts are driven to be released through the two winding belt wheels, and the seismometer is released to the well bottom. Compared with the prior art, this application can be on the pit through the position of adjusting motor automatically regulated seismometer, adjust easily, laborsaving and accurate, carry out position location back to the seismometer on the pit, the seismometer is transferred to two sets of suspender pulley block of rethread, four ropes in other words hang the connecting piece, can not take place to twist reverse basically, the position when can preventing the seismometer from going into the pit bottom takes place the deviation, position when guaranteeing the seismometer to go into the pit bottom keeps unanimous basically with the position of adjusting on the pit. In conclusion, the orientation of the direction above the well of the seismometer is realized, and the installation difficulty of the seismometer is reduced.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic representation of an embodiment of the invention for adjusting the orientation of a seismometer uphole;
fig. 3 is a schematic structural view of a lowering mechanism according to an embodiment of the present invention.
In the drawings, 100-stent; 200-lowering mechanism; 210-a hoisting assembly; 211-a take-up pulley; 212-a harness; 220-a winding motor; 230-a first support; 240-a second support; 250-a rotating shaft; 260-a guide wheel; 300-a connector; 310-a connecting frame; 311-a positioning groove; 3111-tapered guide port; 312-a guide plate; 320-a pulley; 330-rotating disk; 331-gullet; 340-an electromagnet chuck; 341-grooves; 400-seismometer; 410-a connecting portion; 420-a guide hole; 421-guiding support ring; 422-a penetrating port; 430-a movable shaft; 431-a collar portion; 440-a spring; 450-a righting pole; 460-a brace bar; 500-an adjustment mechanism; 510-a motor case; 520-a regulating motor; 530-gears.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.
As shown in fig. 1-3, an embodiment of the present invention provides a seismometer downhole device, comprising a support 100, a lowering mechanism 200, a connector 300, a seismometer 400, and an adjustment mechanism 500.
The lowering mechanism 200 comprises two groups of hanging components 210 and a winding motor 220, each hanging component 210 comprises a winding wheel 211 and a hanging strip 212, each winding wheel 211 is installed on the corresponding support 100, one end of each hanging strip 212 is connected with each winding wheel 211, the other end of each hanging strip 212 penetrates through the corresponding support 100, then, each hanging strip 212 is folded upwards and fixed on the corresponding support 100, and the winding motor 220 is used for driving the corresponding hanging strip 212 to be synchronously wound and unwound by the two winding wheels 211.
Referring to fig. 3 specifically, the bracket 100 is provided with a first support 230 and a second support 240 which are opposite to each other, a rotating shaft 250 is arranged between the first support 230 and the second support 240, the two tape winding wheels 211 are coaxially fixed on the rotating shaft 250, the winding motor 220 is fixed on the outer side of the first support 230 and is in transmission connection with the rotating shaft 250, the rotating shaft 250 is driven to rotate by the winding motor 220, and then the two tape winding wheels 211 can be driven to rotate, so that the two tape winding wheels 211 can be synchronously wound and unwound to correspond to the hanging strips 212.
Preferably, two sets of strap guiding assemblies are disposed on the support frame 100, each set of strap guiding assemblies includes two guide wheels 260 oppositely disposed and rotatably mounted on the support frame 100, and each strap 212 respectively passes between the two guide wheels 260 of the corresponding set of strap guiding assemblies. In the process of taking in and paying off the suspender 212, the diameter of the suspender 212 wound on the winding wheel 211 can be changed, the suspender 212 is limited and guided by the guide wheel 260, and the suspender 212 can be prevented from deviating due to the fact that the diameter of the suspender 212 wound on the winding wheel 211 is changed.
The connecting member 300 includes a connecting frame 310, two pulleys 320 symmetrically installed on the connecting frame 310 in a left-right direction, and a rotating disc 330 rotatably installed on the lower side of the connecting frame 310, a positioning groove 311 is vertically formed between the two pulleys 320 of the connecting frame 310, the two pulleys 320 are respectively hung on the corresponding hanging strips 212, and a tooth groove 331 is formed at the axis of the rotating disc 330.
Preferably, the upper part of the connecting frame 310 is provided with guide plates 312 above the two pulleys 320, each guide plate 312 is provided with two guide holes 420 for the hanging strip 212 to pass through, and the guide plates 312 can stabilize the four hanging strips 212 and play a role in reducing the twisting of the hanging strips 212.
A seismometer 400 is attached to the underside of the rotating disc 330.
The adjusting mechanism 500 comprises a motor box 510 and an adjusting motor 520, wherein the motor box 510 is fixed on the lower side of the bracket 100, the motor box 510 is aligned to be arranged above the positioning slot 311 and can be inserted into and positioned in the positioning slot 311, the adjusting motor 520 is arranged in the motor box 510, an output shaft of the adjusting motor 520 penetrates out of the motor box 510 downwards and is coaxially fixed with a gear 530, and the gear 530 is aligned to be arranged above the tooth slot 331 and can be inserted into and meshed with the tooth slot 331.
In order to ensure that the motor case 510 can be aligned with the positioning groove 311 inserted into the connecting bracket 310, the upper portion of the positioning groove 311 is provided with a tapered guide port 3111 for guiding the motor case 510 to be inserted into the positioning groove 311.
When the seismometer 400 is hoisted to go down a well by adopting the device, the support 100 is firstly erected above the well mouth, the seismometer 400 is installed below the rotating disc 330 at the bottom of the connecting piece 300, then the position of the support 100 is adjusted, so that the seismometer 400 is aligned with the well mouth, after the alignment is completed, the winding motor 220 is controlled to drive the two belt winding wheels 211 to wind the sling 212 so as to drive the connecting piece 300 and the seismometer 400 to ascend, so that the motor box 510 below the support 100 is inserted into the positioning groove 311 on the connecting piece 300, the gear 530 at the lower side of the motor box 510 is inserted into and meshed with the tooth groove 331 in the rotating disc 330 (as shown in figure 2), then the rotating disc 330 is driven by the adjusting motor 520 to rotate so as to adjust the azimuth of the seismometer 400, the azimuth orientation of the seismometer 400 is realized, and after the azimuth of the seismometer 400 is adjusted in place, the two belt winding wheels 211 are driven by the winding motor 220 to lower the sling 212 so as to lower the seismometer 400 to the well bottom. Compared with the prior art, this application can be at the position of aboveground through accommodate motor 520 automatically regulated seismometer 400, it is light to adjust, laborsaving and accurate, carry out position location back to seismometer 400 aboveground, the seismometer 400 is transferred to rethread two sets of suspender pulley assembly, four ropes hang connecting piece 300 in other words, basically can not take place to twist reverse, the position when can preventing seismometer 400 from going into the shaft bottom takes place the deviation, the position when guaranteeing that seismometer 400 goes into the shaft bottom keeps unanimously with the position that has adjusted on the pit basically. In summary, the orientation of the borehole azimuth of the seismometer 400 is realized, and the installation difficulty of the seismometer 400 is reduced.
In a preferred embodiment, as shown in fig. 1, an electromagnet suction cup 340 is disposed on the lower portion of the rotating disc 330, a connecting portion 410 capable of being attracted to the lower side of the electromagnet suction cup 340 is disposed on the upper portion of the seismometer 400, the connecting portion 410 may specifically be an iron member, when the electromagnet suction cup 340 is powered on, the connecting portion 410 of the seismometer 400 is magnetically attracted to the lower side of the electromagnet suction cup 340, after the seismometer 400 is lowered to a position, the electromagnet suction cup 340 is powered off, the electromagnet suction cup 340 is separated from the connecting portion 410, and thus the connecting member 300 is automatically separated from the seismometer 400.
Preferably, the upper portion of the seismometer 400 is vertically provided with a guide hole 420, the upper end of the guide hole 420 is provided with a guide support ring 421, a movable shaft 430 is arranged in the guide hole 420, the upper end of the movable shaft 430 penetrates through the guide support ring 421 and is attracted to the electromagnet suction cup 340, the peripheral portion of the movable shaft 430 is provided with a convex ring portion 431 which is located below the guide support ring 421 and is adapted to the guide hole 420, and the movable shaft 430 is sleeved with a spring 440 which is supported between the guide support ring 421 and the convex ring portion 431. The lower part of the guide hole 420 is provided with at least three groups of righting units, the peripheral wall of the lower part of the guide hole 420 is provided with at least three penetrating ports 422 which correspond to the four groups of righting units one by one, each righting unit comprises a righting rod 450 and a supporting rod 460, one end of the righting rod 450 is hinged to the lower side of the penetrating port 422, the other end of the righting rod extends obliquely outwards and upwards, one end of the supporting rod 460 is hinged to the middle part of the righting rod 450, the other end of the supporting rod extends obliquely inwards and upwards and is hinged to the lower part of the movable shaft 430, and the movable shaft 430 can drive the righting rod 450 to rotate through the supporting rod 460 to retract or extend out of the penetrating port 422 when moving up and down.
In the process of descending the seismometer 400, the electromagnet suction cup 340 sucks the movable shaft 430, the support rod 460 pulls the righting rod 450, the righting rod 450 is contracted in the penetrating port 422 at the bottom of the guide hole 420, after the seismometer 400 is put down in place, the magnetic force of the electromagnet suction cup 340 is reduced, at the moment, the seismometer 400 is still fixedly adsorbed under the electromagnet suction cup 340, the acting force of the spring 440 on the movable shaft 430 is larger than the suction force of the electromagnet suction cup 340 on the movable shaft 430, the movable shaft 430 moves downwards along the guide hole 420, meanwhile, the righting rod 450 is driven by the support rod 460 to rotate outwards, the righting rod 450 extends out of the penetrating port 422 and abuts against the wall of a well, the seismometer 400 is fixed in the middle of the well body, after the seismometer 400 is stabilized, the electromagnet suction cup 340 is powered off, the electromagnet suction cup 340 is separated from the seismometer 400, and then the connecting piece 300 can be withdrawn. This application is through the control of electro-magnet sucking disc 340 to right the expansion of pole 450, and the process is controllable, when right pole 450 and expand, electro-magnet sucking disc 340 hung seismometer 400, plays the effect that prevents that seismometer 400 from taking place the slope, right pole 450 like this and expand the back, and seismometer 400 can keep vertical and between two parties, and the position of laying is accurate.
Preferably, the bottom of the electromagnet suction cup 340 is provided with a groove 341, and the upper end of the movable shaft 430 is inserted into the groove 341 when being attracted to the electromagnet suction cup 340. In the process of the seismometer 400 going into the well, the movable shaft 430 and the electromagnet suction cup 340 are inserted into the groove 341 at the bottom of the electromagnet suction cup 340 when attracted, so that the fixation of the electromagnet suction cup 340 and the seismometer 400 can be positioned, and the dislocation between the electromagnet suction cup 340 and the seismometer 400 is avoided.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (8)
1. The seismometer well descending device is characterized by comprising a support, a lowering mechanism, a connecting piece, a seismometer and an adjusting mechanism;
the lowering mechanism comprises two groups of hanging components and a winding motor, the hanging components comprise belt winding wheels and hanging belts, the belt winding wheels are installed on the support, one ends of the hanging belts are connected with the belt winding wheels, the other ends of the hanging belts penetrate through the support, then the hanging belts are folded upwards and fixed on the support, and the winding motor is used for driving the two belt winding wheels to synchronously fold and unfold the corresponding hanging belts;
the connecting piece comprises a connecting frame, two pulleys which are arranged on the connecting frame in a bilateral symmetry mode, and a rotating disc which is rotatably arranged on the lower side of the connecting frame, a positioning groove is vertically formed between the two pulleys of the connecting frame, the two pulleys are hung on corresponding hanging belts respectively, and a tooth groove is formed in the axis of the rotating disc;
the seismometer is connected to the lower side of the rotating disc;
the adjusting mechanism comprises a motor box and an adjusting motor, the motor box is fixed on the lower side of the support, the motor box is aligned to be arranged above the positioning groove and can be inserted into and positioned in the positioning groove, the adjusting motor is installed in the motor box, an output shaft of the adjusting motor penetrates out of the motor box downwards and is coaxially fixed with a gear, and the gear is aligned to be arranged above the tooth groove and can be inserted into and meshed with the tooth groove.
2. The seismometer downhole device of claim 1,
be equipped with relative first support and second support on the support, be provided with the pivot between first support and the second support, two the coiling wheel coaxial fixation is in the pivot, the rolling motor is fixed the outside of first support and with the pivot transmission is connected.
3. The seismometer downhole device of claim 1,
the lifting belt guide assembly comprises a support and is characterized in that two groups of lifting belt guide assemblies are arranged on the support, each group of lifting belt guide assemblies comprises two guide wheels which are oppositely arranged and rotatably arranged on the support, and each lifting belt respectively penetrates through the two guide wheels of the corresponding lifting belt guide assembly.
4. The seismometer downhole device of claim 1,
the upper part of the connecting frame is provided with guide plates above the two pulleys, and each guide plate is provided with two guide holes for the hanging strips to penetrate out.
5. The seismometer downhole device of claim 1,
the upper part of the positioning groove is provided with a conical guide opening for guiding the motor box to be inserted into the positioning groove.
6. The seismometer downhole device of claim 1,
the lower part of the rotating disc is provided with an electromagnet sucker, and the upper part of the seismometer is provided with a connecting part which can be adsorbed on the lower side of the electromagnet sucker.
7. The seismometer downhole device of claim 6,
a guide hole is vertically formed in the upper portion of the seismometer, a guide support ring is arranged at the upper end of the guide hole, a movable shaft is arranged in the guide hole, the upper end of the movable shaft penetrates through the guide support ring and is attracted with the electromagnet sucker, a convex ring portion which is located below the guide support ring and is matched with the guide hole is arranged on the periphery of the movable shaft, and a spring which is supported between the guide support ring and the convex ring portion is sleeved on the movable shaft;
the lower part of the guide hole is provided with at least three groups of righting units, the peripheral wall of the lower part of the guide hole is provided with at least three penetrating ports which are in one-to-one correspondence with the four groups of righting units, each righting unit comprises a righting rod and a support rod, one end of each righting rod is hinged to the lower side of the corresponding penetrating port, the other end of each righting rod extends obliquely towards the outer upper side, one end of each support rod is hinged to the middle part of each righting rod, the other end of each support rod extends obliquely towards the inner upper side and is hinged to the lower part of the corresponding movable shaft, and the movable shafts can drive the righting rods to rotate through the support rods to retract or extend out of the penetrating ports when moving up and down.
8. The seismometer downhole device of claim 7,
the bottom of the electromagnet sucker is provided with a groove, and the upper end of the movable shaft is inserted into the groove when being attracted with the electromagnet sucker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211302219.8A CN115685338B (en) | 2022-10-24 | 2022-10-24 | Seismometer well descending device |
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| CN202211302219.8A CN115685338B (en) | 2022-10-24 | 2022-10-24 | Seismometer well descending device |
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| CN115685338B CN115685338B (en) | 2024-03-12 |
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| CN115685338B (en) | 2024-03-12 |
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