CN209908488U - Weighting rod for gyro inclinometer - Google Patents

Abstract

The utility model discloses a top inclinometer is with aggravating pole, connect including keeping apart the apical cover, aggravate mobile jib and interior spacing post on the isolation apical cover, interior spacing post is connected in keeping apart the apical cover, just interior spacing post is located the isolation apical cover and aggravates between the mobile jib, keep apart the apical cover include with interior spacing post fixed connection the apical cover with set up the isolation subassembly in the apical cover, the isolation subassembly includes guide shaft piece, evenly distributed four tractive springs and the fixed connection overhang spring on the guide shaft piece in guide shaft piece side, guide shaft piece side evenly is equipped with four guide shafts, and four tractive springs pass a guide shaft respectively and one end all with guide shaft piece side fixed connection, four the other end of tractive spring all with the inboard fixed connection of apical cover, aggravate mobile jib and overhang spring's tip fixed connection. The utility model discloses a spiral inclinometer is with weighting rod can weaken the influence of beating and quivering that the steel cable of transferring usefulness brought, shortens check-out time to improve measurement accuracy.

Description

Weighting rod for gyro inclinometer

Technical Field

The utility model relates to a survey and drawing technical field especially relates to a top inclinometer is with weighing rod.

Background

At present, in the earth surface drilling construction, particularly in the deep hole construction, in China, in order to improve the measurement accuracy, a gyro inclinometer is often used for measuring the top angle and the azimuth angle of a drilled hole, and meanwhile, in order to quickly carry out the inclinometry work, a cableless gyro inclinometer is often selected. When the gyro inclinometer measures the azimuth angle, the gyro inclinometer has high requirements on the stable state of the gyro inclinometer, and particularly cannot have larger shaking and vibration, otherwise, the gyro inclinometer can influence the measurement accuracy.

The specification of the currently used cableless gyro inclinometer is generally phi 40mm multiplied by 1300mm, the mass is about 6kg, and the cable-free gyro inclinometer has the advantages of simplicity, convenience, rapidness and the like and is generally applied to the inclination measurement work of medium-length holes. However, the use of a cableless gyro inclinometer has a significant disadvantage in that it does not reach steady state quickly. Because the cable-free inclinometer uses the core winch on the machine table, the gyro inclinometer is placed by utilizing the steel wire rope on the core winch, and the steel wires are not regularly arranged, therefore, when the cable-free inclinometer is placed, the gyro inclinometer is frequently jumped and vibrated under the influence of the steel wires, and meanwhile, due to the influence of water flow in a drill hole, the gyro inclinometer cannot rapidly reach a stable state when being measured at a certain depth, and the stay time of the gyro inclinometer is too long, so that the environmental temperature is increased, the performance of the inclinometer can be influenced, and the measurement precision index is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the weighting rod for the gyro inclinometer is provided for solving the problem that the measurement accuracy is influenced by poor stability of the existing cable-free spiral inclinometer during measurement.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a weighting rod for a gyro inclinometer comprises an isolation top sleeve, a weighting main rod and an inner limiting column, wherein the weighting main rod and the inner limiting column are connected on the isolation top sleeve, the inner limiting column is connected in the isolation top sleeve, the inner limiting column is positioned between the isolating top sleeve and the weighting main rod, the isolating top sleeve comprises a top sleeve fixedly connected with the inner limiting column and an isolating component arranged in the top sleeve, the isolation assembly comprises a guide shaft block, four traction springs uniformly distributed on the side surface of the guide shaft block and suspension springs fixedly connected to the guide shaft block, the side of the guide shaft block is uniformly provided with four guide shafts, four traction springs respectively penetrate through one guide shaft, one end of each traction spring is fixedly connected with the side face, where the guide shaft is located, of the guide shaft block, the other end of each traction spring is fixedly connected with the inner side of the top sleeve, and the weighting main rod is fixedly connected with the end portion of the suspension spring.

As a further description of the above technical solution:

and a positioning mounting block is arranged at the end part of the suspension spring.

As a further description of the above technical solution:

the inner limiting column comprises a fixed inner block fixedly connected with the top sleeve and a limiting elastic sleeve fixedly arranged at the center of the fixed inner block, and the suspension spring gap penetrates out of the limiting elastic sleeve.

As a further description of the above technical solution:

and the fixed inner block is provided with a thread part and a polished rod part, and the thread part is in threaded connection with the inner side of the top sleeve.

As a further description of the above technical solution:

aggravate the mobile jib from the top and be built-in slot part, aggravate pole portion and installation department in proper order, the terminal surface center is equipped with location mounting groove in the built-in slot part, location installation piece fixed mounting be in the location mounting groove, the polished rod portion is located the inside of built-in slot part, just leave 2-4 mm's clearance between the inner wall of built-in slot part and the outer wall of polished rod portion.

As a further description of the above technical solution:

the top end of the top sleeve is provided with a rope tying end.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

in the utility model, the weighting rod is specially used for the cableless spiral inclinometer, the isolating component arranged in the weighting rod can effectively counteract the jumping and the vibration transmitted by the weakened steel rope through the evenly distributed traction springs and the suspension springs used for directly connecting the weighted main rod, the jumping and the vibration transmitted by the steel rope can firstly act on the isolating top sleeve, concretely, the steel rope firstly acts on the top sleeve, then the steel rope is transmitted to the traction springs and further transmitted to the weighted main rod through the suspension springs, the influence of the jumping and the vibration of the steel rope is greatly counteracted and weakened through the multiple damping absorption of the traction springs and the suspension springs, in addition, the main rod is weighted and mainly has good suspension inertia under the weighting effect of the weighted rod part, the influence of the external jumping and the vibration on the stable measurement of the spiral inclinometer is weakened to a greater extent, and the stability during measurement is ensured, thereby ensuring the measurement precision of the spiral inclinometer.

Drawings

Fig. 1 is a schematic view of the structure explosion of a weight rod for a spiral inclinometer provided by the utility model;

fig. 2 is a schematic perspective view of a weight bar for a spiral inclinometer according to the present invention;

FIG. 3 is a schematic perspective view of the middle spacer sleeve of the present invention;

FIG. 4 is a front view of the middle insulating top sleeve of the present invention;

fig. 5 is a cross-sectional view taken along the plane a-a in fig. 4 according to the present invention;

fig. 6 is a schematic perspective view of the middle and inner limiting columns of the present invention;

fig. 7 is a schematic view of the three-dimensional structure of the middle weighting main rod of the present invention.

Illustration of the drawings:

1. isolating the top sleeve; 11. jacking and sleeving; 111. a rope tying end; 12. an isolation component; 121. a guide shaft block; 1211. a guide shaft; 122. a tension spring; 123. a suspension spring; 1231. positioning the mounting block; 2. an inner limiting column; 21. fixing the inner block; 211. a threaded portion; 212. a light bar section; 22. a limiting elastic sleeve; 3. the main rod is weighted; 31. a built-in groove part; 311. positioning the mounting groove; 32. a weighted rod part; 33. an installation part.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a weighting rod for a gyro inclinometer comprises an isolation top sleeve 1, a weighting main rod 3 connected with the isolation top sleeve 1 and an inner limiting column 2, wherein the inner limiting column 2 is connected in the isolation top sleeve 1, the inner limiting column 2 is located between the isolating top sleeve 1 and the weighting main rod 3, the isolating top sleeve 1 comprises a top sleeve 11 fixedly connected with the inner limiting column 2 and an isolating component 12 arranged in the top sleeve 11, the isolating component 12 comprises a guide shaft block 121, four traction springs 122 evenly distributed on the side surface of the guide shaft block 121 and a suspension spring 123 fixedly connected to the center of the guide shaft block 121, four guide shafts 1211 are evenly arranged on the side surface of the guide shaft block 121, the four traction springs 122 respectively penetrate through one guide shaft 1211, one ends of the four traction springs are fixedly connected with the side surface of the guide shaft block 121 where the guide shaft 1211 penetrates, the other ends of the four traction springs 122 are fixedly connected with the inner side of the top sleeve 11, and the weighting main rod 3 is fixedly connected with the end portions of the suspension springs 123.

Specifically, as shown in fig. 3, 4 and 5, the end of the suspension spring 123 is provided with a positioning and mounting block 1231. The quick installation of the weighted main rod 3 on the suspension spring 123 can be realized by the positioning installation block 1231 in cooperation with the positioning installation groove 311.

Specifically, as shown in fig. 1, 2 and 6, the inner limiting column 2 includes a fixed inner block 21 fixedly connected with the top sleeve 11 and a limiting elastic sleeve 22 fixedly installed at the center of the fixed inner block 21, and the suspension spring 123 penetrates through the limiting elastic sleeve 22 in a clearance manner. A gap of 3mm is left between the suspension spring 123 and the limit elastic sleeve 22, so that the bounce and the vibration transmitted by the steel rope for lowering are counteracted and weakened at the suspension spring 123, that is, the isolation top sleeve 1 can move relatively independently, and the limit elastic sleeve 22 limits the swing of the suspension spring 123.

Specifically, as shown in fig. 1 and 6, the fixed inner block 21 is provided with a threaded portion 211 and a polished rod portion 212, and the threaded portion 211 is screwed with the inner side of the top sleeve 11. The fixed inner block 21 is fixedly connected with the top sleeve 11 through the threaded part 211.

Specifically, as shown in fig. 1 and 7, the weight-increasing main rod 3 includes an internal groove 31, a weight-increasing rod portion 32, and an installation portion 33 in sequence from top to bottom, a positioning installation groove 311 is formed in the center of the inner end surface of the internal groove 31, a positioning installation block 1231 is fixedly installed in the positioning installation groove 311, the rod portion 212 is located inside the internal groove 31, and a gap of 4mm is left between the inner wall of the internal groove 31 and the outer wall of the rod portion 212. Aggravate and be connected through suspension spring 123 between mobile jib 3 and the isolation top cover 1, there is the relation of connection between not and the interior spacing post 2, aggravate pole portion 32 will increase greatly and aggravate the dead weight of mobile jib 3, can improve the inertia that aggravates mobile jib 3 and hang down naturally, weaken external beat and quiver to aggravate the influence of mobile jib 3, and the spiral inclinometer is exactly with aggravating the installation department 33 fixed connection of mobile jib 3 (adopt screw-thread fit to be connected between installation department 33 and the spiral inclinometer in this embodiment), has weakened the quivering promptly to a certain extent, the influence of beating to the spiral inclinometer, stability when having guaranteed the measurement, measuring precision has been improved.

Specifically, as shown in fig. 1 and 5, the top end of the top cover 11 is provided with a tether end 111. The steel cord used to lower the inclinometer will be fixed directly to the tethered end 111.

The working principle is as follows: the utility model provides a top inclinometer is with adding weight pole, during the use, the direct fixed mounting of inclinometer is on aggravating the installation department 33 of mobile jib 3, and the winch steel cable that is used for lowering inclinometer will be on the tether end 111 of top cover 11, rather than directly being on inclinometer, the mobile jib 3 that aggravates really playing the weight effect is connected on keeping apart the top cover 1 through suspension spring 123, the beat and the shake of steel cable transmission will be used in keeping apart top cover 1 at first, specifically speaking, first be used in top cover 11, then transmit to traction spring 122, and further only transmit to aggravating mobile jib 3 through suspension spring 123, the influence of beating and the shake of steel cable has been offset and weakened greatly through the damping absorption of multiple traction spring 122 and suspension spring 123, aggravate in addition that mobile jib 3 mainly has not wrong inertia under the effect of aggravating that pole portion 32, the influence of external jumping and vibration on the measurement stability of the spiral inclinometer is weakened to a greater extent, and the stability during measurement is ensured, so that the measurement precision of the spiral inclinometer is ensured.

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. The utility model provides a top inclinometer uses aggravates pole, including keep apart top cover (1), connect and aggravate mobile jib (3) and interior spacing post (2) on keep apart top cover (1), interior spacing post (2) are connected in keep apart top cover (1), and interior spacing post (2) are located keep apart top cover (1) with aggravate between the mobile jib (3), its characterized in that, keep apart top cover (1) including with top cover (11) of interior spacing post (2) fixed connection with set up isolation component (12) in top cover (11), isolation component (12) include guide shaft piece (121), evenly distributed in four tractive springs (122) and fixed connection of guide shaft piece (121) side hang spring (123) on guide shaft piece (121), guide shaft piece (121) side evenly is equipped with four guide shafts (1211), the four traction springs (122) respectively penetrate through the guide shaft (1211), one end of each traction spring is fixedly connected with the side face, where the guide shaft (1211) penetrates through the guide shaft block (121), the other end of each traction spring (122) is fixedly connected with the inner side of the top sleeve (11), and the weighting main rod (3) is fixedly connected with the end portion of the suspension spring (123).

2. The inclinometer weighting bar according to claim 1, characterized in that the end of the suspension spring (123) is provided with a positioning and mounting block (1231).

3. The weighting rod for the gyrometer according to claim 2, wherein the inner limiting column (2) comprises a fixed inner block (21) fixedly connected with the top sleeve (11) and a limiting elastic sleeve (22) fixedly installed at the center of the fixed inner block (21), and the suspension spring (123) penetrates through the limiting elastic sleeve (22) in a clearance mode.

4. The weighting bar for a gyro inclinometer according to claim 3, characterized in that the fixed inner block (21) is provided with a threaded part (211) and a polished rod part (212), and the threaded part (211) is in threaded connection with the inner side of the top sleeve (11).

5. The weighting rod for the gyro inclinometer according to claim 4, wherein the weighting main rod (3) comprises a built-in slot part (31), a weighting rod part (32) and a mounting part (33) from top to bottom, the center of the inner end surface of the built-in slot part (31) is provided with a positioning mounting groove (311), the positioning mounting block (1231) is fixedly mounted in the positioning mounting groove (311), the optical rod part (212) is positioned in the built-in slot part (31), and a gap of 2-4mm is left between the inner wall of the built-in slot part (31) and the outer wall of the optical rod part (212).

6. The inclinometer weighting bar according to any one of claims 1 to 5, characterized in that the top end of the top sleeve (11) is provided with a tether end (111).

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