CN214749029U

CN214749029U - Sampling device for petroleum geological exploration

Info

Publication number: CN214749029U
Application number: CN202121086866.0U
Authority: CN
Inventors: 董洪奎
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2021-11-16
Anticipated expiration: 2031-05-20

Abstract

The utility model discloses a sampling device for petroleum geological exploration, including the drill bit, the top of drill bit is equipped with a plurality of drill pipes, and two adjacent drill pipe thread tightening are provided with warning formula sampling device between the bottom of the drill pipe that lies in the below in a plurality of drill pipes and the top of drill bit, warning formula sampling device includes the surge drum of fixed connection at the drill bit top, and the bottom of surge drum sets up to the opening, and the top fixedly connected with bottom of surge drum is the round box that the opening set up, the top of round box and the bottom fixed mounting of the drill pipe of below. The utility model relates to a rationally, be convenient for in time automatic alarm after the probing sample is accomplished reminds personnel, and be convenient for shelter from four feed liquor hole shutoff after the sample, through the mode of shutoff after the sample, the phenomenon that liquid oil got rid of through the feed liquor hole appears when can avoiding the drill bit to rotate to move up, improves sample stability, satisfies the user demand, is favorable to the use.

Description

Sampling device for petroleum geological exploration

Technical Field

The utility model relates to a sampling equipment technical field especially relates to a sampling device for oil geological exploration.

Background

Petroleum is a viscous, dark brown liquid known as "industrial blood"; the upper part of the crust is stored with petroleum; the main component is a mixture of various alkanes, cyclanes and aromatics; the oil is one of the main objects of geological exploration, the oil geology needs to be explored before being exploited, the best mode of exploration is to carry out sampling detection on the oil geology, and therefore, a sampling device is needed in the oil geology exploration.

The existing sampling device for petroleum geological exploration is mostly composed of an upper drilling machine, a drilling rod and a drill bit arranged at the bottom of the drilling rod, wherein a sampling cavity is arranged on the drilling rod, a liquid inlet hole is formed in one side of the drilling rod, the drilling rod is fixedly connected with a driving shaft of the upper drilling machine during sampling, the drilling rod and the drill bit are driven by the upper drilling machine to drill downwards, after the drilling is carried out to an oil layer, namely the liquid inlet hole in the drilling rod is moved downwards to the oil layer, liquid oil flows into the sampling cavity through the liquid inlet hole and is collected into the sampling cavity, and sampling is realized.

The existing sampling device for petroleum geological exploration has the functions of automatically alarming and reminding personnel after the completion of drilling and sampling and is inconvenient for plugging a liquid inlet hole after sampling; (the liquid oil is easy to be thrown out and run off due to factors such as rotation during moving out, the sampling is unstable, and the device cannot alarm and remind personnel in time, so that the phenomenon that the personnel cannot accurately judge whether the oil layer is reached or not can be caused, the personnel cannot accurately judge whether the sampling is successful or not), the use requirement cannot be met, and the sampling device for petroleum geological exploration is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a sampling device for petroleum geological exploration.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a sampling device for petroleum geological exploration, includes the drill bit, the top of drill bit is equipped with a plurality of drill pipes, and two adjacent drill pipe thread tightening are provided with warning formula sampling device between the bottom of the drill pipe that lies in the below in a plurality of drill pipes and the top of drill bit, warning formula sampling device includes the surge drum of fixed connection at the drill bit top, and the bottom of surge drum sets up to the opening, and the top fixedly connected with bottom of surge drum is the circle box that the opening set up, and the top of circle box and the bottom fixed mounting of the drill pipe of below have the battery on the top inner wall of circle box, be provided with sampling mechanism on the surge drum and remind the mechanism with sampling mechanism matched with warning.

Preferably, sampling mechanism is including seting up the feed liquor hole on four side inner walls of surge drum respectively, the equal fixedly connected with arc filter screen in four sides of surge drum, and arc filter screen cooperatees with the feed liquor hole that corresponds, sealed slip cover in the surge drum is equipped with the spacer sleeve, and the spacer sleeve is located the top in four feed liquor holes and cooperatees with the feed liquor hole, fixedly connected with connecting seat on the right side inner wall of spacer sleeve, and the top fixed mounting of surge drum has the electric telescopic handle who is located the box, and electric telescopic handle's the end that stretches out extends to in the surge drum and with the top fixed connection of connecting seat, electric telescopic handle's the fixed and electric connection in left side has wireless remote control switch, wireless remote control switch and electric telescopic handle all with battery electric connection.

Preferably, the mechanism is reminded in the warning includes the balancing weight with surge drum top movable contact, the balancing weight is located the round box, the bottom fixedly connected with guide bar of balancing weight, the bottom of guide bar extends to in the surge drum and fixedly connected with floats the board, it is located the cover to float the board, the top fixed mounting of balancing weight has first copper sheet, the bottom fixedly connected with second copper sheet of battery, the second copper sheet is located the top of first copper sheet and cooperatees with first copper sheet, it is equipped with the high pitch alarm to inlay on the top inner wall of round box, and the high pitch alarm is located the drilling of below, anodal and high pitch alarm electric connection of battery, the negative pole and the second copper sheet electric connection of battery, the high pitch alarm passes through flexible conductor and first copper sheet electric connection, the sound hole has been seted up at the right side top of drilling pipe, and fixed mounting has first filter screen in the sound hole.

Preferably, the top and the bottom of the two sides of the drill pipe are fixedly connected with circular rings, two circular rings which are adjacent to each other from top to bottom are movably sleeved with the same T-shaped bolt, and the T-shaped bolt is provided with a nut in a threaded sleeve manner.

Preferably, the outer side of the blocking sleeve is bonded and sleeved with a sealing rubber sleeve, and the outer side of the sealing rubber sleeve is in sealing sliding contact with the inner wall of the collecting barrel.

Preferably, a first through hole is formed in the inner wall of the top of the collecting cylinder, a sealing ring is bonded and sleeved in the first through hole, the inner side of the sealing ring is in movable contact with the outer side of the electric telescopic rod, and an external remote controller is arranged on the wireless remote control switch in a matching mode.

Preferably, a second through hole is formed in the inner wall of the top of the collecting cylinder, a sealing rubber sheet is bonded and coated on the outer side of the guide rod, the outer side of the sealing rubber sheet is movably contacted with the inner wall of the second through hole, and the buoyancy force of the floating plate is larger than the gravity force of the counterweight block.

Preferably, the storage battery, the high-pitch alarm, the first copper sheet and the second copper sheet sequentially form a loop, a first insulating rubber is fixedly bonded to the bottom of the first copper sheet, the bottom of the first insulating rubber is fixedly bonded to the top of the balancing weight, a second insulating rubber is fixedly bonded to the top of the second copper sheet, and the top of the second insulating rubber is fixedly bonded to the bottom of the storage battery.

Preferably, the mounting hole has been seted up on the top inner wall of circle box, and the inner wall of mounting hole and the outside fixed connection of audible-visual annunciator.

Compared with the prior art, the beneficial effects of the utility model are that:

through the drill bit, the drill pipe, the collecting cylinder, the liquid inlet hole, the arc filter screens, the round box, the floating plate, the guide rod, the balancing weight, the first copper sheet, the second copper sheet, the storage battery, the high-pitch alarm, the baffle sleeve, the connecting seat, the electric telescopic rod and the sealing rubber sleeve, the drill pipe positioned at the top is connected with a driving shaft of an external drilling machine, the drill pipe and the drill bit are driven by the external drilling machine to rotate, after the drilling is completed to an oil layer, liquid oil in the oil layer penetrates through the four arc filter screens and enters the collecting cylinder through the four liquid inlet holes, buoyancy generated by the liquid oil on the floating plate drives the floating plate to move upwards, the floating plate drives the balancing weight to move upwards through the guide rod, the balancing weight drives the first copper sheet to move upwards to be in contact with the bottom of the second copper sheet, the high-pitch alarm is electrified to generate high-pitch alarm, alarm sound is transmitted out through the first filter screens inside the plurality of drill pipes and at the top, the purpose of automatically alarming and reminding personnel in time after sampling is finished is achieved;

after the personnel hear the police dispatch newspaper sound, utilize external remote controller to control wireless remote control switch forward and start electric telescopic handle, electric telescopic handle passes through the connecting seat and drives the spacer sleeve downstream, the spacer sleeve drives sealed gum cover and shelters from the shutoff to four feed liquor holes downwards, make and be convenient for after the sample to four feed liquor hole shutoff, the phenomenon that liquid oil thrown away through the feed liquor hole appears when can avoiding the drill bit to rotate to move up, improve sample stability, shift out the back, personnel reverse start electric telescopic handle, can drive the spacer sleeve through the connecting seat and upwards remove the shutoff to the feed liquor hole, can collect the liquid oil sample.

The utility model relates to a rationally, be convenient for in time automatic alarm after the probing sample is accomplished reminds personnel, and be convenient for shelter from four feed liquor hole shutoff after the sample, through the mode of shutoff after the sample, the phenomenon that liquid oil got rid of through the feed liquor hole appears when can avoiding the drill bit to rotate to move up, improves sample stability, satisfies the user demand, is favorable to the use.

Drawings

Fig. 1 is a schematic structural diagram of a sampling device for petroleum geological exploration according to the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 100 drill bits, 101 drill pipes, 1 collecting cylinder, 2 liquid inlet holes, 3 arc-shaped filter screens, 4 round boxes, 5 floating plates, 6 guide rods, 7 balancing weights, 8 first copper sheets, 9 second copper sheets, 10 storage batteries, 11 high-pitch alarms, 12 blocking sleeves, 13 connecting seats, 14 electric telescopic rods, 15 sealing rubber sleeves and 16 first filter screens.

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.

Referring to fig. 1-3, a sampling device for petroleum geological exploration comprises a drill bit 100, wherein a plurality of drill pipes 101 are arranged above the drill bit 100, two adjacent drill pipes 101 are fixed by screw threads, an alarm type sampling device is arranged between the bottom end of the drill pipe 101 at the lowest position in the plurality of drill pipes 101 and the top of the drill bit 100, the alarm type sampling device comprises a collecting cylinder 1 fixedly connected to the top of the drill bit 100, the bottom of the collecting cylinder 1 is provided with an opening, the top of the collecting cylinder 1 is fixedly connected with a round box 4 with the bottom provided with the opening, the top of the round box 4 and the bottom end of the drill pipe 101 at the lowest position are fixedly installed, a storage battery 10 is fixedly installed on the inner wall of the top of the round box 4, and the collecting cylinder 1 is provided with a sampling mechanism and an alarm reminding mechanism matched with the sampling mechanism;

the sampling mechanism comprises liquid inlet holes 2 which are respectively formed in the inner walls of four sides of a collecting cylinder 1, arc-shaped filter screens 3 are fixedly connected to four sides of the collecting cylinder 1, the arc-shaped filter screens 3 are matched with the corresponding liquid inlet holes 2, a blocking sleeve 12 is hermetically and slidably sleeved in the collecting cylinder 1, the blocking sleeve 12 is positioned above the four liquid inlet holes 2 and matched with the liquid inlet holes 2, a connecting seat 13 is fixedly connected to the inner wall of the right side of the blocking sleeve 12, an electric telescopic rod 14 positioned in a round box 4 is fixedly installed at the top of the collecting cylinder 1, the extending end of the electric telescopic rod 14 extends into the collecting cylinder 1 and is fixedly connected with the top of the connecting seat 13, a wireless remote control switch is fixedly and electrically connected to the left side of the electric telescopic rod 14, and the wireless remote control switch and the electric telescopic rod 14 are both electrically connected with a storage battery 10;

the alarm reminding mechanism comprises a balancing weight 7 which is in movable contact with the top of the collecting cylinder 1, the balancing weight 7 is positioned in a round box 4, the bottom of the balancing weight 7 is fixedly connected with a guide rod 6, the bottom end of the guide rod 6 extends into the collecting cylinder 1 and is fixedly connected with a floating plate 5, the floating plate 5 is positioned in a baffle sleeve 12, the top of the balancing weight 7 is fixedly provided with a first copper sheet 8, the bottom of a storage battery 10 is fixedly connected with a second copper sheet 9, the second copper sheet 9 is positioned above the first copper sheet 8 and is matched with the first copper sheet 8, the inner wall of the top of the round box 4 is embedded with a high-pitch alarm 11, the high-pitch alarm 11 is positioned in a drill pipe 101 at the lowest part, the positive pole of the storage battery 10 is electrically connected with the high-pitch alarm 11, the negative pole of the storage battery 10 is electrically connected with the second copper sheet 9, the high-pitch alarm 11 is electrically connected with the first copper sheet 8 through a flexible lead, and the top of the right side of the drill pipe 101 is provided with a sound outlet hole, and go out fixed mounting in the sound hole and have first filter screen 16, the utility model relates to a rationally, be convenient for in time automatic alarm after the probing sample is accomplished remind personnel, and be convenient for shelter from four feed liquor hole 2 sealings after the sample, through the mode of shutoff after the sample, the phenomenon that liquid oil got rid of through feed liquor hole 2 appears when can avoiding drill bit 100 to rotate to move up, improves sample stability, satisfies the user demand, is favorable to using.

The utility model discloses in, the equal fixedly connected with ring in both sides top and both sides bottom of drill pipe 101, two ring internalization covers of upper and lower adjacent contact are equipped with same T shape bolt, the threaded sleeve is equipped with the nut on the T shape bolt, the outside bonding cover of spacer sleeve 12 is equipped with sealed gum cover 15, and the outside of sealed gum cover 15 and the sealed sliding contact of inner wall of collecting vessel 1, first perforation has been seted up on the top inner wall of collecting vessel 1, and the bonding cover is equipped with the sealing washer in the first perforation, the inboard of sealing washer and the outside movable contact of electric telescopic handle 14, wireless remote switch matches and is provided with external remote controller, the second perforation has been seted up on the top inner wall of collecting vessel 1, the outside bonding cladding of guide bar 6 has sealed rubber sheet, the outside of sealed rubber sheet and the inner wall movable contact of second perforation, it is bigger than the gravity of counterweight block 7 to float board 5 by the buoyancy of liquid, battery 10, The high-pitch alarm 11, the first copper sheet 8 and the second copper sheet 9 sequentially form a loop, a first insulating rubber is fixedly bonded to the bottom of the first copper sheet 8, the bottom of the first insulating rubber is fixedly bonded to the top of the balancing weight 7, a second insulating rubber is fixedly bonded to the top of the second copper sheet 9, the top of the second insulating rubber is fixedly bonded to the bottom of the storage battery 10, a mounting hole is formed in the inner wall of the top of the round box 4, and the inner wall of the mounting hole is fixedly connected with the outer side of the high-pitch alarm 11, the utility model has reasonable design, is convenient for automatically alarming and reminding personnel in time after the drilling and sampling are finished, is convenient for plugging and shielding the four liquid inlet holes 2 after the sampling, through the mode of shutoff after the sample, the phenomenon that liquid oil throws away through feed liquor hole 2 appears when can avoiding drill bit 100 to rotate to move up, improves sample stability, satisfies the user demand, is favorable to the use.

The working principle is as follows: when the device is used, the drill pipe 101 positioned at the uppermost position is connected with a driving shaft of an external drilling machine, the drill pipe 101 is driven by the external drilling machine to rotate, the drill pipe 101 sequentially passes through the round box 4 and the collecting cylinder 1 to drive the drill bit 100 to rotate when rotating, the drill bit 100 drills downwards, after the drill bit 1 moves downwards to an oil layer along with the drill bit 100, at the moment, under the self pressure of liquid oil in the oil layer, the liquid oil penetrates through the four arc-shaped filter screens 3 and enters the four liquid inlet holes 2, then enters the collecting cylinder 1 through the four liquid inlet holes 2, the liquid oil increases along with the increase of the liquid oil in the collecting cylinder 1, the buoyancy generated by the liquid oil on the floating plate 5 drives the floating plate to move upwards, the floating plate 5 drives the balancing weight 7 to move upwards through the guide rod 6, and when the balancing weight 7 drives the first copper sheet 8 to move upwards to be contacted with the bottom of the second copper sheet 9, a loop is sequentially formed by the storage battery 10, the high-pitch alarm 11, the first copper sheet 8 and the second copper sheet 9, at the moment, the high-pitch alarm 11 is electrified to generate high-pitch alarm, alarm sound is transmitted into the plurality of drill pipes 101 and then is transmitted out through the first filter screen 16 on the upper drill pipe 101, so that personnel can hear the alarm sound in time, and the aim of automatically alarming and reminding the personnel in time after sampling is finished is fulfilled;

after hearing the alarm sound, the personnel uses an external remote controller to control a wireless remote control switch to positively start an electric telescopic rod 14, the extending end of the electric telescopic rod 14 drives a connecting seat 13 to move downwards, the connecting seat 13 drives a baffle sleeve 12 to move downwards, the baffle sleeve 12 drives a sealing rubber sleeve 15 to move downwards, at the moment, the sealing rubber sleeve 15 downwards shields and seals four liquid inlet holes 2, so that the four liquid inlet holes 2 are conveniently sealed after sampling, at the moment, the personnel can move a drill bit 100 upwards, through the way of sealing after sampling, the phenomenon that liquid oil is thrown out through the liquid inlet holes 2 when the drill bit 100 rotates and moves upwards can be avoided, the sampling stability is improved, after moving out, the personnel reversely start the electric telescopic rod 14, the baffle sleeve 12 can be driven by the connecting seat 13 to upwards remove the sealing of the liquid inlet holes 2, the liquid oil flows out through the liquid inlet holes 2, at the moment, the personnel can collect the liquid oil sample flowing out, wherein after liquid oil flows out, buoyancy disappears, and at this moment under self action of gravity, floating plate 5 and balancing weight 7 move down, and balancing weight 7 drives first copper sheet 8 and separates downwards with second copper sheet 9, and the power failure of high pitch alarm 11 at this moment relieves the warning state.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A sampling device for petroleum geological exploration comprises a drill bit (100), wherein a plurality of drill pipes (101) are arranged above the drill bit (100), two adjacent drill pipes (101) are fixed in a threaded manner, an alarm type sampling device is arranged between the bottom end of the drill pipe (101) positioned at the lowest position in the plurality of drill pipes (101) and the top of the drill bit (100), it is characterized in that the alarm type sampling device comprises a collecting cylinder (1) fixedly connected with the top of a drill bit (100), the bottom of the collecting cylinder (1) is provided with an opening, the top of the collecting cylinder (1) is fixedly connected with a round box (4) with the bottom provided with the opening, the top of the round box (4) is fixedly installed with the bottom end of a drill pipe (101) at the lowest part, a storage battery (10) is fixedly installed on the inner wall of the top of the round box (4), the collecting cylinder (1) is provided with a sampling mechanism and an alarm reminding mechanism matched with the sampling mechanism.

2. The sampling device for petroleum geological exploration according to claim 1, characterized in that the sampling mechanism comprises liquid inlet holes (2) respectively formed on the inner walls of four sides of the collecting cylinder (1), the four sides of the collecting cylinder (1) are fixedly connected with arc-shaped filter screens (3), the arc-shaped filter screens (3) are matched with the corresponding liquid inlet holes (2), a blocking sleeve (12) is hermetically and slidably sleeved in the collecting cylinder (1), the blocking sleeve (12) is positioned above the four liquid inlet holes (2) and matched with the liquid inlet holes (2), a connecting seat (13) is fixedly connected on the inner wall of the right side of the blocking sleeve (12), an electric telescopic rod (14) positioned in a round box (4) is fixedly installed at the top of the collecting cylinder (1), and the extending end of the electric telescopic rod (14) extends into the collecting cylinder (1) and is fixedly connected with the top of the connecting seat (13), the left side of the electric telescopic rod (14) is fixed and electrically connected with a wireless remote control switch, and the wireless remote control switch and the electric telescopic rod (14) are both electrically connected with the storage battery (10).

3. The sampling device for petroleum geological exploration according to claim 1, characterized in that the alarm reminding mechanism comprises a balancing weight (7) movably contacted with the top of the collecting cylinder (1), the balancing weight (7) is positioned in a round box (4), the bottom of the balancing weight (7) is fixedly connected with a guide rod (6), the bottom end of the guide rod (6) extends into the collecting cylinder (1) and is fixedly connected with a floating plate (5), the floating plate (5) is positioned in a blocking sleeve (12), the top of the balancing weight (7) is fixedly provided with a first copper sheet (8), the bottom of the storage battery (10) is fixedly connected with a second copper sheet (9), the second copper sheet (9) is positioned above the first copper sheet (8) and is matched with the first copper sheet (8), the top inner wall of the round box (4) is embedded with a high-pitch alarm (11), and the high-pitch alarm (11) is positioned in a drilling pipe (101) at the lowest part, anodal and high pitch alarm (11) electric connection of battery (10), the negative pole and second copper sheet (9) electric connection of battery (10), high pitch alarm (11) are through flexible conductor and first copper sheet (8) electric connection, and the sound hole has been seted up at the right side top of drill pipe (101), and goes out sound hole internal fixation and have first filter screen (16).

4. The sampling device for petroleum geological exploration according to claim 1, characterized in that the top and bottom of two sides of the drill pipe (101) are fixedly connected with circular rings, two circular rings which are adjacently contacted up and down are movably sleeved with the same T-shaped bolt, and a nut is sleeved on the T-shaped bolt in a threaded manner.

5. A sampling device for petrogeological exploration, according to claim 2, characterized in that the outside of said collar (12) is glued with a sealing rubber sleeve (15) and the outside of said sealing rubber sleeve (15) is in sealing sliding contact with the inner wall of the collecting cylinder (1).

6. The sampling device for petroleum geological exploration according to claim 2, characterized in that a first perforation is formed on the inner wall of the top of the collecting cylinder (1), a sealing ring is bonded and sleeved in the first perforation, the inner side of the sealing ring is movably contacted with the outer side of the electric telescopic rod (14), and an external remote controller is arranged on the wireless remote control switch in a matching manner.

7. The sampling device for petroleum geological exploration according to claim 3, characterized in that a second perforation is formed on the inner wall of the top of the collecting cylinder (1), the outer side of the guide rod (6) is bonded and coated with a sealing rubber sheet, the outer side of the sealing rubber sheet is movably contacted with the inner wall of the second perforation, and the buoyancy of the floating plate (5) by liquid is larger than the gravity of the counterweight block (7).

8. The sampling device for petroleum geological exploration according to claim 3, characterized in that the storage battery (10), the high-pitch alarm (11), the first copper sheet (8) and the second copper sheet (9) sequentially form a loop, a first insulating rubber is fixedly bonded to the bottom of the first copper sheet (8), the bottom of the first insulating rubber is fixedly bonded to the top of the counterweight block (7), a second insulating rubber is fixedly bonded to the top of the second copper sheet (9), and the top of the second insulating rubber is fixedly bonded to the bottom of the storage battery (10).

9. The sampling device for petroleum geological exploration according to claim 3, characterized in that a mounting hole is formed on the inner wall of the top of the round box (4), and the inner wall of the mounting hole is fixedly connected with the outer side of the high-pitch alarm (11).