CN214539580U - Acidizing fracturing fluid capability test device - Google Patents

Abstract

The utility model discloses an acidizing fracturing fluid capability test device belongs to testing arrangement technical field, and it includes the mounting base, the rotor plate has been cup jointed through the bearing to the upper surface of mounting base, the upper surface of rotor plate is connected with the lower fixed surface of an installation section of thick bamboo. This acidizing fracturing fluid capability test device, through setting up the dead lever, the slider, first guide way, a joint section of thick bamboo, holder and dog, under the cooperation of two first guide ways and slider, make two dogs drive two dead lever downstream, after closely laminating with the one side that two holders kept away from each other respectively when the one side that two limiting plates are close to each other, accomplish the spacing to two holders, thereby make two holders fix two cores that await measuring, easy operation is swift, when reducing the staff operation degree of difficulty, make two cores that await measuring inseparabler each other of laminating, guarantee the accuracy of test data, thereby improve this testing arrangement's suitability.

Description

Acidizing fracturing fluid capability test device

Technical Field

The utility model belongs to the technical field of testing arrangement, specifically be an acidizing fracturing fluid capability test device.

Background

Acid fracturing means that acid liquor is squeezed into a reservoir under the condition that the fracture pressure of the reservoir is higher than the closing pressure of a natural fracture, the fracture is formed in the reservoir, and meanwhile, the acid liquor reacts with rock on the wall surface of the fracture to unevenly etch the rock on the wall of the fracture. The formed groove-shaped or uneven etched crack is not completely closed after construction is finished, and finally an artificial crack with certain geometric dimension and flow conductivity is formed, so that the flow conductivity of the oil-gas well is improved, and the yield of the oil-gas well is increased.

Under the general condition, the method of testing the conductivity of acidizing fracturing fluid in the laboratory is with two rock cores parallel placement, exert the closing pressure that enables its laminating to these two rock cores, then make acidizing fracturing fluid get into and carry out the acidizing sculpture between two rock cores, common acidizing fracturing fluid capability test device is in the use in the existing market, when fixing and removing the solid to the rock core that awaits measuring, most operation is complicated, increase the staff and operate the degree of difficulty, the suitability is relatively poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art's above-mentioned defect, the utility model provides an acidizing fracturing fluid capability test device has solved common acidizing fracturing fluid capability test device in the existing market in the use, when fixing and removing the fixing to the core that awaits measuring, and the most operation is complicated, increases the staff and operates the degree of difficulty, the relatively poor problem of suitability.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an acidizing fracturing fluid performance testing device comprises a mounting base, wherein a rotating plate is sleeved on the upper surface of the mounting base through a bearing, the upper surface of the rotating plate is fixedly connected with the lower surface of a mounting cylinder, a conical cover is sleeved on the inner wall of the mounting cylinder, the inner wall of the conical cover is fixedly connected with the outer wall of a clamping cylinder, first guide grooves are formed in the left side and the right side of the inner wall of the clamping cylinder, a sliding block is connected in the first guide grooves in a sliding mode, the sliding block is connected to the inner wall of the second guide grooves in a sliding mode, the second guide grooves are formed in the inner wall of a fixing rod, the fixing rod is connected to the inner wall of the clamping cylinder in a sliding mode, the right end of the fixing rod is fixedly connected with the left side face of a limiting plate, two clamping devices are arranged in the clamping cylinder, one face, close to each other, of the two clamping devices is in lap joint, one face, far away from each other, of the two clamping devices is in lap joint with one face, close to each limiting plate, two cores to be tested are clamped in the two clamp holders, and one surfaces, close to each other, of the two cores to be tested are lapped.

As a further aspect of the present invention: the upper surface joint of holder has the feed liquor cover, and two feed liquor covers one side overlap joints that are close to each other, the left surface of second guide way inner wall passes through the left surface fixed connection of second spring and slider.

As a further aspect of the present invention: the lower surface of the sliding block is fixedly connected with the lower surface of the inner wall of the first guide groove through a first spring, and a plurality of limiting rods are arranged behind the left side of the clamping device.

As a further aspect of the present invention: the front of the right side of the clamp holder is provided with a plurality of limiting grooves, the limiting rod is clamped in one of the limiting grooves, and the lower surface of the clamp holder is provided with a clamping groove.

As a further aspect of the present invention: the joint has the joint piece in the joint inslot joint, and two equal sliding connection of joint piece are in the activity inslot, the left and right sides face of activity inslot wall respectively with the slide bar about both ends fixed connection, the joint piece cup joints at the slide bar outer wall through the sliding sleeve.

As a further aspect of the present invention: the outer wall of the sliding rod is sleeved with a third spring, two ends of the third spring are fixedly connected with one surfaces, close to the two clamping blocks, of the clamping blocks respectively, a stop block is arranged on the left side face of the clamping device, and the upper surfaces of the clamping blocks are arc-shaped.

(III) advantageous effects

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

1. the acidizing fracturing fluid performance testing device is characterized in that the device is provided with fixing rods, a conical cover, a second guide groove, a sliding block, a first guide groove, a clamping cylinder, clamps and a stop block, when a worker needs to use the testing device to test a rock core to be tested, the two rock cores to be tested are directly placed inside the two clamps, after the two clamps are tightly attached, the worker inserts the two clamps into the clamping cylinder, under the cooperation of the two first guide grooves and the sliding block, the two stop blocks drive the two fixing rods to move downwards, meanwhile, under the cooperation of the conical cover and the second guide groove, the two fixing rods push the two limiting plates to move close to each other, when one surfaces, close to each other, of the two limiting plates are tightly attached to the surface, far away from each other, of the two clamps are completed, and the two clamps fix the two rock cores to be tested, the operation is simple and fast, the operation difficulty of workers is reduced, meanwhile, the two rock cores to be tested are attached to each other more closely, the accuracy of test data is guaranteed, and the applicability of the test device is improved.

2. This acidizing fracturing fluid performance testing arrangement, through setting up the joint groove, the joint piece, the activity groove, slide bar and third spring, insert a joint section of thick bamboo inside back with two holders when the staff, two holders extrude two joint pieces, make two joint pieces do the motion that is close to each other, after the suitable position of holder downstream, under the elasticity of third spring, make two joint pieces do the motion of keeping away from each other, thereby make the joint piece joint to the joint inslot, two joint pieces carry out second step to two holders and fix, prevent that the holder from breaking away from the joint state, guarantee this testing arrangement's security.

3. This acidizing fracturing fluid capability test device, through setting up the second spring, first spring, gag lever post and spacing groove, after the staff's test, when making two joint pieces and two joint grooves break away from the joint state, under the elasticity of second spring and first spring, when making two dead lever upward movements, do the motion of keeping away from each other, thereby when making two limiting plates remove two fixed effects of holder, push away the joint section of thick bamboo with the holder automatically, thereby the staff of being convenient for takes out the rock core that awaits measuring, reduce the staff's operation degree of difficulty, under the cooperation of gag lever post and spacing groove, make fixed inseparabler between two holders, thereby prevent that the rock core that awaits measuring from dropping by accident, further guarantee this testing arrangement's security.

Drawings

Fig. 1 is a schematic structural view of a front view section of the present invention;

FIG. 2 is a schematic structural view of a front section of the installation cylinder of the present invention;

FIG. 3 is a schematic structural view of a top view of the holder of the present invention;

fig. 4 is an enlarged schematic structural view at a position a of the present invention;

in the figure: the device comprises a mounting base 1, a rotating plate 2, a mounting barrel 3, a conical cover 4, a clamping barrel 5, a first guide groove 6, a sliding block 7, a second guide groove 8, a fixing rod 9, a limiting plate 10, a clamper 11, a core to be tested 12, a liquid inlet cover 13, a second spring 14, a first spring 15, a limiting rod 16, a limiting groove 17, a clamping groove 18, a clamping block 19, a movable groove 20, a sliding rod 21, a third spring 22 and a stop block 23.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-4, the utility model provides a technical solution: the utility model provides an acidizing fracturing fluid capability test device, including mounting base 1, rotor plate 2 has been cup jointed through the bearing to the upper surface of mounting base 1, the upper surface of rotor plate 2 and the lower fixed surface of installation section of thick bamboo 3 are connected, through setting up mounting base 1 and rotor plate 2, make the staff in the in-process of carrying out the experiment, can be according to actual demand, rotatory rotor plate 2 and holder 11, thereby improve this testing arrangement's suitability, installation section of thick bamboo 3 inner wall has cup jointed conical cover 4, conical cover 4 inner wall and the outer wall fixed connection of a joint section of thick bamboo 5, first guide way 6 has all been seted up to the left and right sides of a joint section of thick bamboo 5 inner wall, sliding connection has slider 7 in first guide way 6, slider 7 sliding connection is at second guide way 8 inner walls, second guide way 8 is seted up at dead lever 9 inner walls, dead lever 9 sliding connection is at a joint section of thick bamboo 5 inner walls, through setting up first guide way 6, When a worker needs the testing device to test the rock core 12 to be tested, the sliding block 7, the second guide groove 8 and the fixing rod 9 are directly inserted into the clamping cylinder 5, the two stoppers 23 drive the two fixing rods 9 to move downwards under the matching of the two first guide grooves 6 and the sliding block 7, and simultaneously under the matching of the conical cover 4 and the second guide groove 8, the two fixing rods 9 push the two limiting plates 10 to move close to each other, so that the limiting of the two holders 11 is completed, the two holders 11 fix the two rock cores 12 to be tested, the operation is simple and rapid, the two rock cores 12 to be tested are attached to each other more tightly, the accuracy of test data is ensured, the applicability of the testing device is improved, the right end of the fixing rod 9 is fixedly connected with the left side face of the limiting plate 10, the two holders 11 are arranged in the clamping cylinder 5, two holders 11 one side overlap joint that is close to each other, the one side that two holders 11 kept away from each other overlap joint with the one side that two limiting plates 10 are close to each other respectively, and two cores 12 that await measuring have a joint in two holders 11, and the one side overlap joint that two cores 12 that await measuring are close to each other.

Specifically, as shown in fig. 1 and 2, the upper surface of the holder 11 is clamped with the liquid inlet covers 13, one surfaces of the two liquid inlet covers 13, which are close to each other, are overlapped, the left side surface of the inner wall of the second guide groove 8 is fixedly connected with the left side surface of the slider 7 through the second spring 14, by arranging the second spring 14, after the clamping state of the clamping block 19 and the clamping groove 18 is released, under the elastic force of the two second springs 14, the two fixing rods 9 drive the two limiting plates 10 to move away from each other, so that the two limiting plates 10 release the limitation on the two holders 11, the operation is simple and rapid, the operation difficulty of a worker is reduced, the lower surface of the slider 7 is fixedly connected with the lower surface of the inner wall of the first guide groove 6 through the first spring 15, by arranging the first spring 15, after the clamping block 19 is separated from the clamping state with the clamping groove 18, under the elastic force of the two first springs 15, the two fixing rods 9 push the two holders 11 to move upwards, therefore, the worker can take out the tested rock core 12 conveniently, the applicability of the testing device is improved, and the plurality of limiting rods 16 are arranged behind the left side of the clamp holder 11.

Specifically, as shown in fig. 1 and 4, a plurality of limiting grooves 17 are arranged in front of the right side of the holder 11, the limiting rod 16 is clamped in one of the limiting grooves 17, by arranging the limiting rod 16 and the limiting grooves 17, under the matching of the limiting rod 16 and the limiting groove 17, the two clampers 11 are fixed more tightly, thereby preventing the rock core 12 to be tested from falling off accidentally and further ensuring the safety of the testing device, the lower surface of the holder 11 is provided with a clamping groove 18, a clamping block 19 is clamped in the clamping groove 18, the two clamping blocks 19 are both connected in a movable groove 20 in a sliding way, the left side surface and the right side surface of the inner wall of the movable groove 20 are respectively fixedly connected with the left end and the right end of a sliding rod 21, the clamping block 19 is sleeved on the outer wall of the sliding rod 21 through a sliding sleeve, and by arranging the sliding rod 21, provide certain limiting displacement to joint block 19 for joint block 19 can only remove about, thereby improves this testing arrangement's stability.

Specifically, as shown in fig. 1, slide bar 21 outer wall has cup jointed third spring 22, the both ends of third spring 22 respectively with the one side fixed connection that two joint pieces 19 are close to each other, through setting up third spring 22, under the elasticity of third spring 22, make two joint pieces 19 receive the effort of keeping away from each other all the time, thereby make two joint pieces 19 can joint to two joint inslot 18 insides, it is spacing to carry out the second step to holder 11, improve this testing arrangement's security, holder 11's left surface is provided with dog 23, joint piece 19's upper surface sets up to the arc.

The utility model discloses a theory of operation does:

s1, when the test of the worker is finished, the worker presses the two clamping blocks 19 to enable the two clamping blocks 19 to move close to each other, when the two clamping blocks 19 and the two clamping grooves 18 are in a clamping state of falling off, the slider 7 drives the clamp holders 11 to move upwards through the fixing rods 9 and the stop blocks 23 under the elastic force of the first springs 15, and meanwhile, under the cooperation of the conical cover 4 and the two second springs 14, the two fixing rods 9 drive the two limiting plates 10 to move away from each other, so that the two limiting plates 10 release the fixation of the two clamp holders 11, the worker takes out the two clamp holders 11, and after the two clamp holders 11 are disengaged, the two tested rock cores 12 to be tested can be taken out;

s2, when a worker needs to use the testing device to test the cores 12 to be tested, the two cores 12 to be tested are directly placed inside the two holders 11, after the two holders 11 are tightly attached, the worker inserts the two holders 11 into the clamping cylinder 5, under the matching of the two first guide grooves 6 and the sliding block 7, the two stop blocks 23 drive the two fixing rods 9 to move downwards, meanwhile, under the matching of the conical cover 4 and the second guide groove 8, the two fixing rods 9 push the two limiting plates 10 to move close to each other, when the surfaces, close to each other, of the two limiting plates 10 are tightly attached to the surfaces, far away from each other, of the two holders 11, limiting of the two holders 11 is completed, and therefore the two holders 11 fix the two cores 12 to be tested;

s3, after the staff inserts two clampers 11 into the clamping cylinder 5, two clampers 11 extrude two clamping blocks 19, make two clamping blocks 19 do the motion that is close to each other, after the suitable position of clamper 11 downstream, under the elasticity of third spring 22, make two clamping blocks 19 do the motion of keeping away from each other, thereby make in the clamping groove 18 is connected to clamping block 19, two clamping blocks 19 carry out the second step to two clampers 11 and fix, when the staff tests, clamper 11 and rotor plate 2 can be rotated.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims (6)

1. The utility model provides an acidizing fracturing fluid capability test device, includes mounting base (1), its characterized in that: the upper surface of the mounting base (1) is sleeved with a rotating plate (2) through a bearing, the upper surface of the rotating plate (2) is fixedly connected with the lower surface of a mounting cylinder (3), the inner wall of the mounting cylinder (3) is sleeved with a conical cover (4), the inner wall of the conical cover (4) is fixedly connected with the outer wall of a clamping cylinder (5), first guide grooves (6) are formed in the left side and the right side of the inner wall of the clamping cylinder (5), sliding blocks (7) are connected in the first guide grooves (6) in a sliding mode, the sliding blocks (7) are connected in the inner wall of a second guide groove (8) in a sliding mode, the inner wall of a fixing rod (9) is formed in the second guide groove (8), the fixing rod (9) is connected in the inner wall of the clamping cylinder (5) in a sliding mode, the right end of the fixing rod (9) is fixedly connected with the left side surface of a limiting plate (10), and two grippers (11) are arranged in the clamping cylinder (5), one side overlap joint that two holder (11) are close to each other, the one side that two holder (11) are kept away from each other overlap joint with the one side that two limiting plate (10) are close to each other respectively, and two core (12) that await measuring have been connect in two holder (11), and two core (12) that await measuring are close to each other's one side overlap joint.

2. The acidizing fracturing fluid performance testing device of claim 1, wherein: the upper surface joint of holder (11) has feed liquor cover (13), and two feed liquor covers (13) one side overlap joints that are close to each other, the left surface of second guide way (8) inner wall passes through the left surface fixed connection of second spring (14) and slider (7).

3. The acidizing fracturing fluid performance testing device of claim 1, wherein: the lower surface of the sliding block (7) is fixedly connected with the lower surface of the inner wall of the first guide groove (6) through a first spring (15), and a plurality of limiting rods (16) are arranged behind the left side of the clamp holder (11).

4. The acidizing fracturing fluid performance testing device of claim 3, wherein: the front of the right side of the clamp holder (11) is provided with a plurality of limiting grooves (17), the limiting rod (16) is clamped in one of the limiting grooves (17), and the lower surface of the clamp holder (11) is provided with a clamping groove (18).

5. The acidizing fracturing fluid performance testing device of claim 4, wherein: joint has joint piece (19) in joint groove (18), and two equal sliding connection of joint piece (19) are in activity groove (20), the left and right sides face of activity groove (20) inner wall respectively with slide bar (21) about both ends fixed connection, joint piece (19) cup joint at slide bar (21) outer wall through the sliding sleeve.

6. The acidizing fracturing fluid performance testing device of claim 5, wherein: the outer wall of the sliding rod (21) is sleeved with a third spring (22), two ends of the third spring (22) are fixedly connected with one side, close to the two clamping blocks (19), of the two ends respectively, a stop block (23) is arranged on the left side face of the clamping device (11), and the upper surface of each clamping block (19) is arc-shaped.

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