CN214196290U - Floating installation structure for narrow space in underground geological instrument - Google Patents

Abstract

The application relates to the technical field of underground geological instruments, in particular to a floating installation structure for a narrow space in an underground geological instrument, wherein the underground geological instrument comprises an outer barrel and a workpiece positioned on the inner side of the outer barrel; the method is characterized in that: the floating installation structure comprises eccentric assemblies arranged at two ends of the workpiece; the eccentric assembly comprises an adapter head arranged at one end of the workpiece, a righting ring arranged at the other end of the workpiece, and a first elastic ring and a second elastic ring which are respectively sleeved on the peripheries of the adapter head and the righting ring and are abutted against the inner wall of the outer barrel; the adapter head, the workpiece and the righting ring are coaxial, deviate towards one side of the outer cylinder and form a space for a lead to pass through with the outer cylinder. This application can make things convenient for the wire to pass from the gap between urceolus and the work piece, guarantees the normal assembly of each part simultaneously.

Description

Floating installation structure for narrow space in underground geological instrument

Technical Field

The utility model relates to a technical field of geological instruments in the pit especially relates to a floating installation structure that is used for narrow and small space in geological instruments in the pit.

Background

In the well logging process, remote measurement is an essential part for communication of a well logging instrument, and the basic condition, the orientation and the natural gamma energy spectrum in the well are necessary measurement items for the well operation. The telemetering energy spectrum azimuth continuous inclination logging instrument is a common device for completing the detection items in the logging process.

In the related technology, the remote measuring energy spectrum azimuth continuous inclination logging instrument comprises a vacuum flask, a power supply module arranged at one end of the vacuum flask and a working component, such as a heat absorbing body, arranged at the other end of the vacuum flask; the power module is required to control the working assembly at one end of the thermos bottle far away from the power module to drive the working assembly to work normally. Therefore, the lead extending out of the power module needs to penetrate through the inside of the thermos bottle and extend to one end, far away from the power module, of the thermos bottle, so that the power module is used for controlling a working assembly, far away from the power module, of the thermos bottle to perform corresponding operation.

In view of the above-mentioned related technologies, the inventor believes that the probe is arranged at the end of the interior of the thermos bottle far away from the power supply module, but the inner diameter of the outer cylinder of the thermos bottle and the outer diameter of the probe are fixed and cannot be changed, and the difference between the two diameters is small, so that the lead is difficult to pass through the gap between the outer cylinder of the thermos bottle and the probe. Therefore, how to lead the lead wire extending out of the power supply module to pass through the gap between the outer cylinder of the thermos bottle and the detector and extend to the end of the thermos bottle far away from the power supply module, and meanwhile, ensuring the normal assembly of all parts becomes difficult.

SUMMERY OF THE UTILITY MODEL

In order to make things convenient for the wire to pass from narrow and small space in the geological instruments in the pit, guarantee the normal assembly of each part in the instrument simultaneously, this application provides a floating installation structure that is used for narrow and small space in the geological instruments in the pit.

The application provides a floating installation structure for narrow and small space in geological instruments in pit adopts following technical scheme:

a floating installation structure for narrow space in an underground geological instrument comprises an outer barrel and a workpiece positioned on the inner side of the outer barrel; the method is characterized in that: the floating installation structure comprises eccentric assemblies arranged at two ends of the workpiece; the eccentric assembly comprises an adapter head arranged at one end of the workpiece, a righting ring arranged at the other end of the workpiece, and a first elastic ring and a second elastic ring which are respectively sleeved on the peripheries of the adapter head and the righting ring and are abutted against the inner wall of the outer barrel; the adapter head, the workpiece and the righting ring are coaxial, deviate towards one side of the outer cylinder and form a space for a lead to pass through with the outer cylinder.

Through adopting above-mentioned technical scheme, utilize eccentric subassembly's adapter and right the center pin of ring control work piece to deviate from the center pin of urceolus, under the effect of first elastic ring and second elastic ring simultaneously, fix the position of work piece indirectly. Because the work piece deviates to one side of the outer cylinder, the space formed between the work piece side and the outer cylinder is larger than the space formed between the work piece and the outer cylinder when the work piece and the outer cylinder are coaxial, and therefore the lead can be ensured to pass through the space formed between the work piece and the outer cylinder. Therefore, the wire can conveniently penetrate through the gap between the outer barrel and the workpiece, and normal assembly of all parts is guaranteed.

Preferably, one side of the adapter head, which is far away from the inner wall of the outer barrel, is sunken towards the axial direction of the adapter head, and a first yielding space for the lead to pass through is formed between the adapter head and the first elastic ring.

Through adopting above-mentioned technical scheme, when the wire passed adaptation head and the position at first elastic ring place, formed first space of stepping down between first elastic ring and adaptation head, through passing the wire from first space of stepping down to stretch into the space between work piece and the urceolus, thereby make the wire pass the position at first elastic ring and adaptation head place, make things convenient for the wire to stretch into between work piece and the urceolus simultaneously.

Preferably, a second abdicating space for the lead to pass through is formed between the righting ring and the end part of the workpiece, and an abdicating hole for the power supply line to pass through is formed in the axial direction of the righting ring.

Through adopting above-mentioned technical scheme, the wire extends to righting the ring from the space between work piece and the urceolus always to continue to extend along the second space of stepping down, stretch into righting the ring to one side that is close to the work piece from the hole of stepping down, and stretch out from the one side that the work piece was kept away from to righting the ring, and continue to extend to first work subassembly again. Utilize the second to give way the space and right the hole of giving way on the ring, the wire that conveniently extends from the space between work piece and the urceolus continues to extend, utilizes the hole of giving way simultaneously and can also fix the wire in the position department of righting the ring to guarantee the normal extension of wire and the assembly of other parts.

Preferably, the inner side of the outer barrel is also provided with other components fixedly connected with the adapter through the plug-in component; the plug-in assembly comprises a connecting shaft and a fixing shaft inserted into one end of the connecting shaft and limited at the end, and a space for the fixing shaft to float along the direction vertical to the axis of the outer cylinder is formed between the fixing shaft and the connecting shaft; one end of other components is inserted into one end of the connecting shaft far away from the fixed shaft, and the adapting head is provided with a plug hole for inserting the end part of the fixed shaft far away from the connecting shaft.

By adopting the technical scheme, other components are fixedly connected with the adapter head by the plug-in component, and the workpiece is fixedly connected with the plug-in component by the connecting shaft, and meanwhile, the space for the fixing shaft to float along the direction vertical to the axis of the outer cylinder is formed between the fixing shaft and the connecting shaft, so that the workpiece can float along the direction vertical to the axis of the outer cylinder under the driving of the fixing shaft. Because the length of work piece and urceolus is all longer, the straightness accuracy of work piece and urceolus can't be guaranteed, this application is on adopting eccentric subassembly to make the wire can extend to the basis of the other end from work piece one end from the space between work piece and the urceolus, further utilize the unsteady of fixed axle and connecting axle in the grafting subassembly for the work piece can be followed the direction free float of perpendicular to urceolus axis, thereby guarantee the straightness accuracy of work piece and urceolus, further guarantee that the wire can follow the space extension between work piece and the urceolus.

Preferably, a space for the adapter to float along the direction perpendicular to the axis of the outer cylinder is formed between the first elastic ring and the adapter.

By adopting the technical scheme, the adapting block fixedly connected with one end of the workpiece can float along the direction vertical to the axis of the outer barrel, so that the workpiece can further float freely along the direction vertical to the axis of the outer barrel.

Preferably, a space for the righting ring to float along the direction perpendicular to the axis of the outer cylinder is formed between the second elastic ring and the righting ring.

Through adopting above-mentioned technical scheme for the ring of righting of keeping away from the tip fixed connection of adapter with the work piece can float along the direction of perpendicular to urceolus axis, thereby further guarantees that the work piece can be followed the direction free float of perpendicular to urceolus axis.

Preferably, the end part of the workpiece, which is far away from the adapter head, is spliced with a compression ring, and the righting ring is fixedly connected with the compression ring through a bolt.

Through adopting above-mentioned technical scheme, right the ring and keep away from the tip fixed connection of adapter through clamp ring and work piece, the clamp ring is pegged graft with the work piece, and right the ring and pass through bolt and clamp ring fixed connection to under the effect of second elastic ring and urceolus butt, it is fixed to keep away from power module's one end to the work piece.

Preferably, the end part of the second elastic ring far away from the workpiece is provided with a limiting block, a limiting groove matched with the limiting block is formed in the righting ring, and the limiting block is limited in the limiting groove.

Through adopting above-mentioned technical scheme, owing to right the fixed connection of ring and clamp ring, the rotation of righting the ring must lead to the fact the rotation of clamp ring, destroy the compactness of being connected between clamp ring and the work piece, drive other subassemblies in work piece and the urceolus even and rotate, the use of giving geological instrumentation in the pit brings inconvenience, the cooperation of spacing piece and the spacing groove on righting the ring on utilizing the second elastic ring in this application, the rotation of righting the ring has been restricted, and then the normal operating of each part in the geological instrumentation in the pit has been guaranteed.

In summary, the present application includes at least one of the following beneficial technical effects:

utilize work piece to skew to urceolus one side in this application, the space that forms between work piece one side and the urceolus at this moment is greater than the space that forms between the two when work piece and urceolus are coaxial, so the space that the wire can form between work piece and the urceolus passes through. Therefore, the wire can conveniently penetrate through the gap between the outer barrel and the workpiece, and normal assembly of each part is guaranteed.

Drawings

FIG. 1 is a schematic diagram of the overall configuration of the telemetry spectral azimuth continuous inclination logging tool of the present application.

Fig. 2 is a sectional view of fig. 1.

Fig. 3 is a partial structure enlarged view of a portion a in fig. 2.

Fig. 4 is a partial structure enlarged view of a portion B in fig. 2.

Description of reference numerals: 1. a power supply module; 2. a vacuum flask; 21. an outer cylinder; 22. a second working assembly; 221. a thermal insulator; 222. an upper heat absorber; 223. a skeletal assembly; 23. a detector; 24. a first working assembly; 241. a lower heat absorber; 3. an eccentric assembly; 31. an adapter head; 311. inserting holes; 32. a first elastic ring; 33. a righting ring; 331. a hole of abdication; 332. a limiting groove; 34. a second elastic ring; 341. a limiting block; 35. a compression ring; 4. a plug-in assembly; 41. a connecting shaft; 42. a fixed shaft; 5. a first abdicating space; 6. and a second abdicating space.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The application discloses a mounting structure floats for narrow and small space in geological instrument in pit, this mounting structure floats can be applied to narrow and small space in the geological instrument in pit. The embodiment discloses only one application form of the floating structure, and particularly relates to an application of the floating installation structure to a telemetering energy spectrum azimuth continuous inclination logging instrument.

Referring to fig. 1, the logging instrument comprises a vacuum flask 2 and a power supply module 1, wherein the power supply module 1 is positioned on one side of the vacuum flask 2 and is fixedly connected with the vacuum flask 2. Referring to fig. 2 and 4, the thermos bottle 2 comprises an outer cylinder 21, a second working assembly 22, a detector 23 and a first working assembly 24, wherein the second working assembly 22, the detector 23 and the first working assembly 24 are all located inside the outer cylinder 21, and are sequentially arranged along one end of the thermos bottle 2 close to the power module 1 and towards one end of the thermos bottle 2 far away from the power module 1, and meanwhile, the three are sequentially and fixedly connected. The lead wires extending from the power module 1 sequentially pass through the second working assembly 22 and the detector 23 to the first working assembly 24, and are communicated with the first working assembly 24.

Referring to fig. 2 and 3, the present application further includes an eccentric assembly 3, with continued reference to fig. 4, the eccentric assembly 3 being disposed at both ends of the probe 23.

Referring to fig. 3 and 4, the eccentric assembly 3 includes an adapter 31 and a righting ring 33. Referring to fig. 2 and 3, the adapter 31 is fixedly connected to one end of the detector 23 close to the power module 1, a first elastic ring 32 is sleeved on the outer periphery of the adapter 31, and one side of the first elastic ring 32 far away from the adapter 31 is abutted to the outer cylinder 21; referring to fig. 2 and 4, the righting ring 33 is fixedly connected to an end of the detector 23 away from the power module 1; the outer periphery of the righting ring 33 is sleeved with a second elastic ring 34, and one side of the second elastic ring 34 far away from the righting ring 33 is abutted to the outer cylinder 21. Meanwhile, the central axes of the adapter 31, the detector 23 and the righting ring 33 are on the same axis, and the axis deviates from the central axis of the outer cylinder 21, so that an abdicating space is formed between the detector 23 and the outer cylinder 21, and the abdicating space is larger than the space between the detector 23 and the outer cylinder 21 when the central axes of the adapter 31, the detector 23 and the righting ring 33 and the central axis of the outer cylinder 21 are on the same straight line. Thus, the wires extending from the power module 1 pass through the second working assembly 22 and through the space of clearance between the probe 23 and the outer barrel 21 and continue to the first working assembly 24 at the end of the probe 23 remote from the power module 1.

Referring to fig. 3, a side of the adapter 31 away from the inner wall of the outer cylinder 21 is recessed toward the axial direction of the adapter 31, and a first yielding space 5 is formed between the side of the adapter 31 and the first elastic ring 32, and the first yielding space 5 is used for a wire to pass through between the adapter 31 and the first elastic ring 32.

Referring to fig. 4, a clamp ring 35 is further disposed at an end of the detector 23 away from the power module 1, an end of the detector 23 is plugged into the clamp ring 35, and a side of the clamp ring 35 away from the detector 23 is fixedly connected to the righting ring 33. Specifically, the compression ring 35 is fixedly connected with the righting ring 33 through a bolt. Meanwhile, a second abdicating space 6 is formed between the righting ring 33 and the compression ring 35, an abdicating hole 331 is further formed in the righting ring 33, and the abdicating hole 331 is formed in the axial direction of the righting ring 33. The lead extending from the abdicating space between the probe 23 and the outer cylinder 21 passes through the second abdicating space 6 and continues to extend through the abdicating hole 331 to the first working element 24. Further, the end portion, far away from the detector 23, of the second elastic ring 34 is fixedly connected with a limiting block 341, a limiting groove 332 is formed in the centering ring 33, the limiting groove 332 is matched with the limiting block 341 and limits the limiting block 341, so that relative rotation between the centering ring 33 and the second elastic ring 34 is limited, rotation of the detector 23 is limited, and stability of the detector 23 is further guaranteed.

Further, referring to fig. 2 and 3, the present application further includes a plug assembly 4, and the second working assembly 22 is fixedly connected to the adapter 31 by the plug assembly 4.

Referring to fig. 3, the plug-in assembly 4 includes a connecting shaft 41 and a fixing shaft 42, the fixing shaft 42 is inserted into an end portion of the connecting shaft 41 close to the detector 23 and is limited at the end portion; meanwhile, there is an appropriate distance between the position where the fixed shaft 42 contacts the connecting shaft 41 in the direction perpendicular to the axis of the outer cylinder 21, so that the fixed shaft 42 can float in the direction perpendicular to the axis of the outer cylinder 21. The end of the second working component 22 close to the connecting shaft 41 is inserted into one end of the connecting shaft 41 far away from the fixing shaft 42, and meanwhile, the adapting head 31 is provided with an inserting hole 311, the inserting hole 311 is used for inserting the end of the fixing shaft 42 far away from the connecting shaft 41, so that when the fixing shaft 42 floats along the direction perpendicular to the axis of the outer cylinder 21, the adapting head 31 can be driven to float along the direction perpendicular to the axis of the outer cylinder 21.

In order to accommodate the floating of the adapter 31 along with the floating of the fixing shaft 42 in the direction perpendicular to the axis of the outer cylinder 21, a space is left between the adapter 31 and the first elastic ring 32 for the adapter 31 to float in the direction perpendicular to the axis of the outer cylinder 21, so as to drive the detector 23 to float in the direction perpendicular to the axis of the outer cylinder 21. In order to further accommodate the floating of the detector 23 caused by the floating of the fixing shaft 42 and the adapter 31 along the direction perpendicular to the axis of the outer cylinder 21, a space is also left between the righting ring 33 and the second elastic ring 34 which are fixedly connected with the end of the detector 23 relative to the adapter 31, so that the righting ring 33 can float along the direction perpendicular to the axis of the outer cylinder 21, and the floating of the detector 23 is accommodated. According to the detector, on the basis that the eccentric assembly 3 is adopted to enable the lead to extend from one end of the detector 23 to the other end of the detector 23 from the abdicating space between the detector 23 and the outer cylinder 21, the detector 23 can freely float along the direction perpendicular to the axis of the outer cylinder 21 by further utilizing the floating of the fixed shaft 42 and the connecting shaft 41 in the plug-in assembly 4, so that the straightness of the detector 23 and the outer cylinder 21 is ensured, and the lead can further extend along the abdicating space between the detector 23 and the outer cylinder 21.

Referring to fig. 2, the second working assembly 22 includes a heat insulator 221, an upper heat absorber 222 and a skeleton assembly 223, which are fixedly connected in sequence and are sequentially arranged along one end of the outer tube 21 close to the power module 1 to one end of the outer tube 21 far away from the power module 1. Specifically, the end of the skeleton component 223 far away from the power module 1 is inserted into the end of the connecting shaft 41 far away from the fixed shaft 42, so as to fixedly connect the second working component 22 with the plug-in component 4. Referring to fig. 3, the first working assembly 24 includes a lower heat absorbing body 241, and a lead extending to an end of the detector 23 away from the power module 1 is fixedly connected to the lower heat absorbing body 241.

The implementation principle of the telemetering energy spectrum azimuth continuous inclination logging instrument in the embodiment of the application is as follows: the guide extending from the power module 1 penetrates into the thermos bottle 2 and passes through the second working component 22 in the thermos bottle 2; then passes through the first abdicating space 5 between the adapter 31 and the first elastic ring 32; and under the action of the eccentric component 3, the lead wire extends to the end part of the detector 23 far away from the power module 1 along the abdicating space between the detector 23 and the outer cylinder 21; the wires continue to extend through the second abdicating space 6 between the righting ring 33 and the end of the detector 23 and the abdicating hole 331 of the righting ring 33, and then continue to the lower heat absorbing body 241 and communicate with the lower heat absorbing body 241.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A floating installation structure for a narrow space in a downhole geological instrument comprises an outer cylinder (21) and a workpiece positioned on the inner side of the outer cylinder (21); the method is characterized in that: the floating installation structure comprises eccentric assemblies (3) arranged at two ends of the workpiece; the eccentric component (3) comprises an adapter head (31) arranged at one end of the workpiece, a righting ring (33) arranged at the other end of the workpiece, and a first elastic ring (32) and a second elastic ring (34) which are respectively sleeved on the peripheries of the adapter head (31) and the righting ring (33) and are abutted against the inner wall of the outer barrel (21); the adapter head (31), the workpiece and the righting ring (33) are coaxial, deviate from one side of the outer cylinder (21) and form a space for a lead to pass through with the outer cylinder (21).

2. A floating mounting structure for small spaces in downhole geological instruments according to claim 1, characterized in that: one side of the adapting head (31) far away from the inner wall of the outer cylinder (21) is sunken towards the axis direction of the adapting head (31), and a first yielding space (5) for a lead to pass through is formed between the adapting head and the first elastic ring (32).

3. A floating mounting structure for small spaces in downhole geological instruments according to claim 2, characterized in that: a second abdicating space (6) for the lead to pass through is formed between the righting ring (33) and the end part of the workpiece, and an abdicating hole (331) for the power supply line to pass through is formed along the axial direction of the righting ring (33).

4. A floating mounting structure for small spaces in downhole geological instruments according to claim 3, characterized in that: the inner side of the outer cylinder (21) is also provided with other components fixedly connected with the adapter (31) through the plug-in component (4); the plug-in component (4) comprises a connecting shaft (41) and a fixed shaft (42) which is inserted into one end of the connecting shaft (41) and limited at the end, and a space for the fixed shaft (42) to float along the direction vertical to the axis of the outer cylinder (21) is formed between the fixed shaft (42) and the connecting shaft (41); one end of other components is inserted into one end of the connecting shaft (41) far away from the fixed shaft (42), and the adapter head (31) is provided with a plug hole (311) for inserting the end part of the fixed shaft (42) far away from the connecting shaft (41).

5. A floating mounting structure for tight spaces in downhole geological instruments according to claim 4, characterized in that: a space for floating the adapter (31) along the direction vertical to the axis of the outer cylinder (21) is formed between the first elastic ring (32) and the adapter (31).

6. A floating mounting structure for small spaces in downhole geological instruments according to claim 5, characterized in that: a space for the righting ring (33) to float along the direction vertical to the axis of the outer cylinder (21) is formed between the second elastic ring (34) and the righting ring (33).

7. A floating mounting structure for tight spaces in downhole geological instruments according to claim 6, characterized in that: the end part of the workpiece far away from the adapter (31) is inserted with a pressing ring (35), and the centralizing ring (33) is fixedly connected with the pressing ring (35) through a bolt.

8. A floating mounting structure for tight spaces in downhole geological instruments according to claim 7, characterized in that: the end part, far away from the workpiece, of the second elastic ring (34) is provided with a limiting block (341), the righting ring (33) is provided with a limiting groove (332) matched with the limiting block (341), and the limiting block (341) is limited in the limiting groove (332).

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