CN212837764U - Horizontal well bidirectional test water exploration tool - Google Patents

Abstract

The utility model relates to a two-way test water exploration instrument of horizontal well belongs to two-way test water exploration instrument field of oil field horizontal well, the utility model provides a pair of two-way test water exploration instrument of horizontal well, include: a first body, the first body including therein: the first channel is internally provided with a first flowmeter; a second channel, wherein a second flowmeter is arranged in the second channel; the pipe orifice opening and closing device is used for controlling the conduction of the first channel or the second channel; a current collecting device; the pressing device comprises a frame body and a follow-up component, the follow-up component is connected to the frame body, and when one side of the follow-up component is pressed, the follow-up component moves along the pressing direction; the utility model discloses a two-way current collector can test positive and negative flow and moisture between the perforation section, and does not change pressure and production state between each perforation section, can obtain real shaft bottom flow state data.

Description

Horizontal well bidirectional test water exploration tool

Technical Field

The utility model belongs to oil field horizontal well two-way test water exploration instrument field, concretely relates to horizontal well two-way test water exploration instrument.

Background

Along with the extension of the exploitation time of the horizontal well, the water content continuously rises, and because the difference between the horizontal well sections is large, partial sections can meet water in advance, so that the water meeting of the whole well is caused, and the yield is influenced. The water outlet section is required to be found out without effectively controlling the water breakthrough problem. The existing water finding process mainly adopts mechanical water finding and test water finding, wherein the mechanical water finding is generally implemented by using packers to seal sections and then mining and judging the water content and liquid content of each section in a segmented manner, the pressure environment of the water finding section is distorted, a wellhead needs to be matched with swabbing, production parameters are changed, and the water finding result is inaccurate. Most of the existing water detection tests are dragging tests, the test time is short, only one-way flow can be tested, and the backflow condition cannot be reflected.

SUMMERY OF THE UTILITY MODEL

The utility model provides a two-way test water exploration instrument of horizontal well, aim at solve above-mentioned problem, solve current test water exploration and mostly be the test of dragging, the section by section steadilys decrease, test time is short, can only test one-way flow, to the unable problem that reflects of the condition of flowing backward.

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

a horizontal well bidirectional test water exploration tool, comprising:

a first body, the first body including therein:

the first channel is internally provided with a first flowmeter;

a second channel, wherein a second flowmeter is arranged in the second channel;

the pipe orifice opening and closing device is used for controlling the conduction of the first channel or the second channel;

a current collecting device;

the pressing device comprises a frame body and a follow-up component, the follow-up component is connected to the frame body, and when one side of the follow-up component is pressed, the follow-up component moves along the pressing direction;

the flow collecting device and the pressure device are fixedly arranged outside the first body, an opening at one end of the first channel is positioned at one side of the flow collecting device, an opening at the other end of the first channel is positioned at the other side of the flow collecting device, an opening at one end of the second channel is positioned at one side of the flow collecting device, an opening at the other end of the second channel is positioned at the other side of the flow collecting device, one side of the follow-up component is communicated with one side of the flow collecting device, the other side of the follow-up component is communicated with the other side of the flow collecting device, and the pipe orifice opening and closing device is.

The inside first inner chamber that has of first body, the one end of first body have first liquid hole and second and go out the liquid hole, and the other end of first body has first liquid hole and second liquid hole, and first liquid hole do the import and the export of first passageway, second go out liquid hole and second liquid hole do the import and the export of second passageway, first flowmeter is established and is gone out between the liquid hole at first liquid hole and second, and the second flowmeter is established between first liquid hole and second liquid hole.

Mouth of pipe switching device is the second body, and second body sliding connection is on first body, and the one end of second body has first conducting hole and second conducting hole, and the other end of second body has third conducting hole and fourth conducting hole, first conducting hole with the distance of third conducting hole with the export of first passageway is the same with the distance of entry, the second conducting hole with the distance of fourth conducting hole with the export of second passageway is the same with the distance of entry, and the distance between first conducting hole and the second conducting hole is inequality with the distance between first play liquid hole and the second play liquid hole.

The second body is in can remove primary importance and second place on the first body under the drive of follow-up part, when the second body removes during the primary importance, first liquid hole and first feed liquor hole switch on, and the second goes out liquid hole and second feed liquor hole and blocks, and when the second body removed during the second place, first liquid hole and first feed liquor hole block, and the second goes out liquid hole and second feed liquor hole and switches on.

First body one end is equipped with first spacing portion, and the other end is equipped with the spacing portion of second, and the second body slides on first body and is located after contacting the first spacing portion locking first position, and the second body slides on first body and is located after contacting the spacing portion locking of second position.

The second body comprises four blocking pieces and a connecting rod, each blocking piece is provided with a through hole, and the four blocking pieces are connected through the connecting rod;

the first body is provided with a sliding rail, and the second body is connected with the first body in a sliding mode along the axial direction of the first body through the sliding rail.

The collecting device is a collecting umbrella, the collecting umbrella comprises an umbrella rib, an umbrella support for opening the umbrella rib, an elastic part, a limiting pin and an electric switch device, the elastic part is in transmission connection with the umbrella rib through the umbrella support, when the elastic part is in a compressed state, the limiting pin is clamped at the end part of the elastic part, and the electric switch device is in transmission connection with the limiting pin.

The flow collecting device is a flow collecting umbrella, the pressing device is a flow collecting film outside the flow collecting umbrella, and the movable part of the flow collecting film is in transmission connection with the pipe orifice opening and closing device.

The water-holding rate meter is arranged in each of the first channel and the second channel.

The water meter also comprises a battery chamber, and the first flowmeter, the second flowmeter and the water holding rate meter are electrically connected with the battery chamber.

The beneficial effects of the utility model are that, the utility model discloses a two-way collector can test positive and negative flow and moisture between the perforation section, and does not change pressure and production state between each perforation section, can obtain real shaft bottom flow state data.

Drawings

Fig. 1 is an installation schematic diagram of the two-way test water exploration tool of the horizontal well of the present invention;

fig. 2 is a schematic view of the starting state of the two-way testing water exploration tool for the horizontal well of the present invention;

fig. 3 is the structure schematic diagram of the two-way test water exploration tool of the horizontal well in the non-starting state.

Labeled as: 1. a horizontal well bidirectional test water exploration tool; 2. a cable; 3. righting the joint; 4. a first flow meter; 5. a water holding rate meter; 6. a pressing device; 7. a first liquid inlet hole; 8. a first liquid outlet hole; 9. a second liquid inlet hole; 10. a second liquid outlet hole; 11. a second body; 12. a current collecting device; 13. a battery compartment; 14. a first body; 15. a first limiting part; 16. a second limiting part; 17. umbrella ribs; 18. a second flow meter; 19. and a limiting pin.

Detailed Description

The embodiment of the present invention provides a solution for a horizontal well bidirectional test water exploration tool, which is described in detail in several specific embodiments.

Example 1

Referring to fig. 1 and 2, the utility model relates to an installation schematic diagram of a horizontal well bidirectional test water exploration tool, this horizontal well bidirectional test water exploration tool, its characterized in that includes:

a first body 14, the first body 14 including therein:

a first channel, wherein a first flowmeter 4 is arranged in the first channel;

a second channel having a second flow meter 18 disposed therein;

the pipe orifice opening and closing device is used for controlling the conduction of the first channel or the second channel;

a current collecting device 12;

the pressing device 6 comprises a frame body and a follow-up part, the follow-up part is connected to the frame body, and when one side of the follow-up part is pressed, the follow-up part moves along the pressing direction;

the collecting device 12 and the pressure device 6 are fixedly arranged outside the first body 14, an opening at one end of the first channel is positioned on one side of the collecting device 12, an opening at the other end of the first channel is positioned on the other side of the collecting device 12, an opening at one end of the second channel is positioned on one side of the collecting device 12, an opening at the other end of the second channel is positioned on the other side of the collecting device 12, one side of the follow-up component is communicated with one side of the collecting device 12, the other side of the follow-up component is communicated with the other side of the collecting device 12, and the pipe orifice opening and closing device is in transmission connection with the follow-.

In the above embodiment, the flow collecting device 12 is arranged between two perforations to separate two perforation segments, the first body 14 is used to carry the flow collecting device 12 on one hand, and the first body 14 is provided with a first channel and a second channel inside on the other hand, and a one-way flow device, a water retention rate meter and a flow meter are respectively arranged in the first channel and the second channel, and the flow meter is used to monitor the water content of the fluid passing through the first channel or the second channel and the flow rate of the fluid.

The pipe orifice opening and closing device and the pressing device 6 are used for adjusting the conduction of the first channel and the second channel, and the conduction principle is that after the two perforations are separated by the flow collecting device 12, if the liquid flow pressure in the perforation section at one end of the flow collecting device 12 is greater than the liquid flow pressure in the perforation section at the other end, the higher end of the pressure can collect liquid, because the pressing device 6 is fixedly arranged outside the first body 14, two ends of the follow-up part of the pressing device 6 are respectively communicated with two sides of the flow collecting device 12, because the collecting pressure at one end of the flow collecting device 12 is higher and higher, the liquid at the higher end can apply pressure to the follow-up part, the follow-up part can move along the pressure direction, the follow-up part can generate power, the power drives the pipe orifice opening and closing device to move, the pipe orifice opening and closing part can be of a principle structure similar to a three-way valve, and can also be a principle structure that a plurality of communication holes are adopted in fig. 2 of the utility model to conduct the.

Finally, after collecting the flow on either side of the collecting device 12, the pressing device 6 generates a power to drive the pipe opening and closing device to be communicated with the first channel or the second channel, and the flow direction information and the liquid amount of the liquid can be obtained after the flow value is read by the first flowmeter 4 or the second flowmeter 18 in the second channel of the first channel.

Example 2

Further, please refer to fig. 2 or fig. 3, the utility model relates to another embodiment of the two-way test water exploration tool of horizontal well, first body 14 is inside to have first inner chamber, the one end of first body 14 has first liquid outlet hole 8 and second liquid outlet hole 10, the other end of first body 14 has first liquid inlet hole 7 and second liquid inlet hole 9, first liquid outlet hole 8 and first liquid inlet hole 7 are the import and the export of first passageway, second liquid outlet hole 10 and second liquid inlet hole 9 are the import and the export of second passageway, first flowmeter 4 is established between first liquid outlet hole 8 and second liquid outlet hole 10, second flowmeter 18 is established between first liquid inlet hole 7 and second liquid inlet hole 9.

In the above embodiment, the first channel and the second channel share the same first inner cavity, the first inner cavity establishes the first channel and the second channel in the first body 14 through the first liquid outlet hole 8, the second liquid outlet hole 10, the first liquid inlet hole 7 and the second liquid inlet hole 9, the structure can greatly optimize the structure inside the first body 14, so that the production cost of the first body 14 is reduced, and when the structure is adopted, when the water retention meter 5 for measuring the water content in the fluid is adopted, the water retention rate of the fluid in the first channel or the second channel can be measured simultaneously only by arranging one water retention meter 5.

Example 3

Further, please refer to fig. 2 or fig. 3, the utility model relates to another embodiment of a horizontal well bidirectional testing water exploration tool, the pipe orifice opening and closing device is a second body 11, the second body 11 is slidably connected to the first body 14, one end of the second body 11 has a first via hole and a second via hole, the other end of the second body 11 has a third via hole and a fourth via hole, the distance between the first via hole and the third via hole is the same as the distance between the outlet and the inlet of the first channel, the distance between the second via hole and the fourth via hole is the same as the distance between the outlet and the inlet of the second channel, and the distance between the first via hole and the second via hole is different from the distance between the first liquid outlet hole 8 and the second liquid outlet hole 10.

In the above embodiment, the nozzle opening/closing device is used to control the conduction of the first channel or the second channel, the second body 11 is connected to the first body 14 in a sliding manner, and the second body 11 may be tubular or plate-shaped and can be attached to the outside of the first body 14, the second body 11 has two sets of first through hole and third through hole corresponding to the first channel, and second through hole and fourth through hole corresponding to the second channel, when the second body 11 slides to one end, the first through hole and third through hole are communicated with the outlet and inlet of the first channel, at this time, the first channel is communicated with the front and back sides of the collecting device 12, and the other parts of the second body 11 shield the outlet and inlet of the second channel to prevent conduction; when the second body 11 slides to the other end, the second and fourth via holes communicate with the outlet and inlet of the second channel, at this time, the second channel communicates with the front and rear sides of the flow collecting device 12, and the other part of the second body 11 shields the outlet and inlet of the first channel from conduction.

In this structure, the distance between the first via hole and the second via hole is different from the distance between the first liquid outlet hole 8 and the second liquid outlet hole 10, so that the second body 11 can be switched from the conduction of the single first channel to the conduction of the single second channel when moving from one end to the other end.

Example 4

Further, please refer to fig. 2 or fig. 3, the utility model relates to a water exploration tool for two-way test of horizontal well, second body 11 is in the drive of follow-up part can move first position and second position on first body 14 down, when second body 11 moves when the first position, first play liquid hole 8 and first feed liquid hole 7 switch on, and second play liquid hole 10 and second feed liquid hole 9 block, when second body 11 moves when the second position, first play liquid hole 8 and first feed liquid hole 7 block, and second play liquid hole 10 and second feed liquid hole 9 switch on.

In the above embodiment, the second body 11 can be moved to the first position or the second position by the driving of the pressing device 6 at the first body 14;

for example, when the left side of the collecting device 12 collects high water pressure, the pressure device 6 receives pressure from the left side, the follow-up part moves to the right side, the second body 11 is driven to move to the right side, at this time, the second liquid inlet hole 9 is communicated with the second liquid outlet hole 10, and the second channel is communicated;

when the right side of the flow collecting device 12 collects high water pressure, the pressing device 6 receives pressure on the right side, the follow-up part moves towards the left side, the second body 11 is driven to move to the left side, the first liquid inlet hole 7 and the first liquid outlet hole 8 are communicated at the moment, and the first channel is communicated.

In this embodiment, the second body 11 is driven by the pressing device 6 to move to the fixed first position and the fixed second position, so that the first channel or the second channel can be effectively ensured to be conducted at the relative position.

Example 5

Further, please refer to fig. 2 or fig. 3, according to another embodiment of the two-way testing water exploration tool for a horizontal well of the present invention, one end of the first body 14 is provided with a first limiting portion 15, the other end is provided with a second limiting portion 16, the second body 11 slides on the first body 14 and contacts the first limiting portion 15 for stopping and then is located at the first position, and the second body 11 slides on the first body 14 and contacts the second limiting portion 16 for stopping and then is located at the second position.

In the above embodiment, by providing the first position-limiting portion 15 and the second position-limiting portion 16 for blocking the end position of the second body 11 sliding on the first body 14, the left end limit position and the right end limit position of the second body 11 sliding on the first body 14 are fixed, and it is ensured that the second body 11 can be accurately moved to the first position or the second position finally.

Example 6

Further, referring to fig. 2 or fig. 3, in another embodiment of the two-way testing water exploration tool for a horizontal well of the present invention, the second body 11 is four blocking pieces and a connecting rod, each blocking piece has a through hole, and the four blocking pieces are connected through the connecting rod;

the first body 14 has a slide rail thereon, and the second body 11 is connected with the first body 14 in a sliding manner along the axial direction of the first body 14 through the slide rail.

In the above embodiment, the blocking piece and the connecting rod can reduce the overall weight of the second body 11, and ensure that the pressing device 6 can still push the second body 11 to communicate the first channel or the second channel when being subjected to a weak water pressure.

Further, the second body 11 composed of the blocking piece and the connecting rod slides on the first body 14 through a sliding rail.

Example 7

Further, please refer to fig. 2 or fig. 3, another embodiment of the two-way test water exploration tool for horizontal well of the present invention, the current collecting device 12 is a current collecting umbrella, the current collecting umbrella includes an umbrella rib 17, an umbrella support for opening the umbrella rib, an elastic part, a limit pin 19 and an electric switch device, the elastic part is connected with the umbrella rib 17 through the transmission of the umbrella support, when the elastic part is in a compression state, the limit pin 19 is clamped at the end of the elastic part, and the electric switch device is connected with the limit pin 19 through the transmission.

In the embodiment, the collector umbrella comprises an umbrella rib 17, an umbrella support, an elastic part, a limiting pin 19 and an electric switch device, the elastic part is compressed before the device is put into a well, so that the device carries energy, the umbrella rib 17 and the umbrella support are assembled under the condition that the elastic part is compressed, after the device is put into the well, the electric switch device drives the limiting pin 19 to cancel the limiting effect of the limiting pin 19 on the elastic part, the elastic part releases energy to open the umbrella rib 17 and the umbrella support, the umbrella opening of the collector umbrella is completed, and the collector umbrella is blocked between an upper perforation and a lower perforation. The manifold umbrella is the prior art.

Example 8

Further, please refer to fig. 2 or fig. 3, in another embodiment of the present invention, the flow collecting device 12 is a flow collecting umbrella, the pressing device 6 is a flow collecting membrane outside the flow collecting umbrella, and the movable portion of the flow collecting membrane is in transmission connection with the pipe opening/closing device.

In the above embodiment, the flow collecting membrane is a stretchable membrane-shaped thin membrane, one side of the flow collecting membrane is communicated with one side of the flow collecting device 12, the other side of the flow collecting membrane is communicated with the other side of the flow collecting device 12, the flow collecting membrane deforms under the pressure action of higher water pressure on one side of the flow collecting device 12 and deforms along the pressure direction of the water pressure, the deformation can generate an acting force, the flow collecting membrane drives the pipe orifice opening and closing device through the acting force, when the flow collecting membrane deforms to the left side or the right side, the acting force directions are different, and the pipe orifice opening and closing device controls the conduction of the first channel or the second channel through the deformation forces in different directions.

Example 9

Further, please refer to fig. 2 or fig. 3, another embodiment of the two-way testing water exploration tool for a horizontal well of the present invention further includes a water retention rate meter 5, and the water retention rate meter 5 is disposed in the first channel and the second channel.

In the above embodiment, the water holdup meter 5 is used for measuring the water content of the fluid in the first channel or the second channel, and is used for testing water exploration between horizontal well sections.

Example 10

Further, please refer to fig. 2 or fig. 3, another embodiment of the two-way testing water exploration tool for a horizontal well of the present invention further includes a battery compartment 13, and the first flowmeter 4, the second flowmeter 18 and the water holdup meter 5 are electrically connected to the battery compartment 13.

In the above embodiment, the battery compartment 13 is used to supply the first flowmeter 4, the second flowmeter 18, and the water holdup meter 5 with electric power required by them.

Example 11

Referring to fig. 1, the utility model discloses a two-way test water exploration method of horizontal well, this method includes:

isolating the two perforation sections between the two perforation sections;

respectively establishing a first channel and a second channel for connecting two perforation segments in the isolator for isolation;

a one-way flow device, a water holdup meter and a flow meter are respectively arranged in the first channel and the second channel, wherein the flow directions of the liquid in the first channel and the second channel are opposite;

and acquiring metering data of the water holdup meter and the flow meter in the first channel or the second channel.

In the above-mentioned embodiment, through keeping apart between two perforation sections to establish the one-way first passageway and the second passageway that passes through of fluid between two perforation sections, through fluid flow and water holdup in acquireing first passageway or second passageway, finally succeed in finding out water position of going out in the horizontal well intersegmental test, one-way overflow arrangement can be the check valve, or the utility model provides a mouth of pipe switching device presses the composite set who moves device 6.

Example 12

Referring to fig. 1, the utility model discloses two-way test water exploration device of horizontal well, the device includes:

an occlusion device configured to isolate the two perforation segments between the two perforation segments;

an overflow channel configured to establish a first channel and a second channel for connecting two perforation segments, respectively, within the isolator for isolation;

the unidirectional metering device is configured to install a unidirectional overflowing device, a water holdup meter and a flow meter in a first channel and a second channel respectively, wherein the flowing directions of liquid in the first channel and the second channel are opposite;

and the data acquisition device is configured to acquire metering data of the water holdup meter and the flow meter in the first channel or the second channel.

In the above-mentioned embodiment, keep apart between with two perforation sections through plugging device to establish the passageway that overflows of the one-way first passageway and the second passageway that passes through of fluid between two perforation sections, acquire fluidic flow and water holdup in first passageway or the second passageway through one-way metering device and data acquisition device, finally succeed in finding out the water position at the horizontal well intersegmental test, one-way overflow device can be the check valve, or the utility model provides a mouth of pipe switching device presses the composite set of device 6.

Example 13

Please refer to fig. 1, which shows an installation schematic diagram of the two-way testing water-exploration tool of the horizontal well of the present invention, including the two-way testing water-exploration tool 1 of the horizontal well, the cable 2 and the centering joint 3, the two-way testing water-exploration tool 1 of the horizontal well transmits signal information with the ground through the cable 2 and the centering joint 3.

It should be noted that all the directional indications (such as up, down, left, right, front, and rear … …) in the present embodiment are only used to explain the relative positional relationship between the components, the movement, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.

In addition, descriptions related to "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

Technical solutions between various embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Claims (10)

1. The utility model provides a two-way test water exploration instrument of horizontal well which characterized in that includes:

a first body (14), the first body (14) comprising internally:

a first channel, wherein a first flowmeter (4) is arranged in the first channel;

a second channel having a second flow meter (18) disposed therein;

the pipe orifice opening and closing device is used for controlling the conduction of the first channel or the second channel;

a current collecting device (12);

the pressing device (6) comprises a frame body and a follow-up component, the follow-up component is connected to the frame body, and when one side of the follow-up component is pressed, the follow-up component moves along the pressing direction;

the flow collecting device (12) and the pressure device (6) are fixedly arranged outside the first body (14), an opening at one end of the first channel is positioned at one side of the flow collecting device (12), an opening at the other end of the first channel is positioned at the other side of the flow collecting device (12), an opening at one end of the second channel is positioned at one side of the flow collecting device (12), an opening at the other end of the second channel is positioned at the other side of the flow collecting device (12), one side of the follow-up component is communicated with one side of the flow collecting device (12), the other side of the follow-up component is communicated with the other side of the flow collecting device (12), and the pipe orifice opening and closing device is in transmission connection with the follow-.

2. The horizontal well bidirectional test water exploration tool is characterized in that a first inner cavity is formed inside the first body (14), one end of the first body (14) is provided with a first liquid outlet hole (8) and a second liquid outlet hole (10), the other end of the first body (14) is provided with a first liquid inlet hole (7) and a second liquid inlet hole (9), the first liquid outlet hole (8) and the first liquid inlet hole (7) are inlets and outlets of the first channel, the second liquid outlet hole (10) and the second liquid inlet hole (9) are inlets and outlets of the second channel, the first flow meter (4) is arranged between the first liquid outlet hole (8) and the second liquid outlet hole (10), and the second flow meter (18) is arranged between the first liquid inlet hole (7) and the second liquid inlet hole (9).

3. The horizontal well bidirectional test water exploration tool as set forth in claim 2, wherein the pipe orifice opening and closing device is a second body (11), the second body (11) is slidably connected to the first body (14), one end of the second body (11) is provided with a first via hole and a second via hole, the other end of the second body (11) is provided with a third via hole and a fourth via hole, the distance between the first via hole and the third via hole is the same as the distance between the outlet and the inlet of the first channel, the distance between the second via hole and the fourth via hole is the same as the distance between the outlet and the inlet of the second channel, and the distance between the first via hole and the second via hole is different from the distance between the first liquid outlet hole (8) and the second liquid outlet hole (10).

4. The horizontal well bidirectional test water exploration tool as set forth in claim 3, wherein the second body (11) is driven by the follower to move on the first body (14) to a first position and a second position, when the second body (11) moves to the first position, the first liquid outlet hole (8) and the first liquid inlet hole (7) are connected, the second liquid outlet hole (10) and the second liquid inlet hole (9) are disconnected, and when the second body (11) moves to the second position, the first liquid outlet hole (8) and the first liquid inlet hole (7) are disconnected, and the second liquid outlet hole (10) and the second liquid inlet hole (9) are connected.

5. The horizontal well bidirectional test water exploration tool is characterized in that one end of the first body (14) is provided with a first limiting portion (15), the other end of the first body is provided with a second limiting portion (16), the second body (11) slides on the first body (14) and is positioned at the first position after contacting the first limiting portion (15) for stopping, and the second body (11) slides on the first body (14) and is positioned at the second position after contacting the second limiting portion (16) for stopping.

6. The horizontal well bidirectional test water exploration tool as set forth in claim 4, wherein the second body (11) is provided with four blocking pieces and a connecting rod, each blocking piece is provided with a through hole, and the four blocking pieces are connected through the connecting rod;

the first body (14) is provided with a sliding rail, and the second body (11) is connected with the first body (14) in a sliding mode along the axial direction of the first body (14) through the sliding rail.

7. The horizontal well bidirectional test water exploration tool is characterized in that the flow collecting device (12) is a flow collecting umbrella, the flow collecting umbrella comprises an umbrella rib (17), an umbrella support used for opening the umbrella rib, an elastic part, a limiting pin (19) and an electric switch device, the elastic part is in transmission connection with the umbrella rib (17) through the umbrella support, when the elastic part is in a compression state, the limiting pin (19) is clamped at the end part of the elastic part, and the electric switch device is in transmission connection with the limiting pin (19).

8. The horizontal well bidirectional test water exploration tool as set forth in claim 1, wherein the flow collecting device (12) is a flow collecting umbrella, the pressure device (6) is a flow collecting membrane outside the flow collecting umbrella, and a movable part of the flow collecting membrane is in transmission connection with the pipe orifice opening and closing device.

9. The horizontal well bidirectional test water exploration tool as set forth in claim 1, further comprising a water retention rate meter (5), wherein the water retention rate meter (5) is disposed in each of the first passage and the second passage.

10. The horizontal well bidirectional test water exploration tool as set forth in claim 9, further comprising a battery compartment (13), wherein the first flowmeter (4), the second flowmeter (18) and the water holdup meter (5) are electrically connected with the battery compartment (13).

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