CN117074650A - Oil well water content measuring device - Google Patents
Oil well water content measuring device Download PDFInfo
- Publication number
- CN117074650A CN117074650A CN202311066652.0A CN202311066652A CN117074650A CN 117074650 A CN117074650 A CN 117074650A CN 202311066652 A CN202311066652 A CN 202311066652A CN 117074650 A CN117074650 A CN 117074650A
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- Prior art keywords
- preheating
- preheating chamber
- pipe
- clamping
- water content
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- 239000003129 oil well Substances 0.000 title claims abstract description 27
- 235000020681 well water Nutrition 0.000 title claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 18
- 230000007246 mechanism Effects 0.000 claims description 17
- 238000012546 transfer Methods 0.000 claims description 17
- 238000003825 pressing Methods 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 3
- 230000007723 transport mechanism Effects 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 43
- 238000010438 heat treatment Methods 0.000 abstract description 8
- 238000005119 centrifugation Methods 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 31
- 238000000034 method Methods 0.000 description 11
- 230000033001 locomotion Effects 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 230000009471 action Effects 0.000 description 4
- 238000004064 recycling Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/26—Oils; viscous liquids; paints; inks
- G01N33/28—Oils, i.e. hydrocarbon liquids
- G01N33/2823—Oils, i.e. hydrocarbon liquids raw oil, drilling fluid or polyphasic mixtures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/26—Oils; viscous liquids; paints; inks
- G01N33/28—Oils, i.e. hydrocarbon liquids
- G01N33/2835—Oils, i.e. hydrocarbon liquids specific substances contained in the oil or fuel
- G01N33/2847—Water in oil
Abstract
The invention belongs to the technical field of oil well water content testing, in particular to an oil well water content measuring device which comprises a preheating chamber positioned above a machine body; the sealing cover is arranged at the bottom end of the preheating chamber and is used for covering the area between the bottom hole and the cavity; the preheating pipe is arranged in the preheating chamber, and an oil sample is contained in the preheating pipe; through setting up preheating chamber and sealed cowling, open the bonnet in the sealed cowling, take out the centrifuging tube of accomplishing the test and put into the preheating chamber, put into the rotor with the preheating tube in the preheating chamber simultaneously, the hot air current in the cavity and the heat in the centrifuging tube after accomplishing the centrifugation test all get into the preheating chamber, preheat the preheating tube of preheating chamber not carrying out the test, not only reduced the heat loss in the organism, improved heat recovery utilization ratio, shortened the preheating tube and put into the inside required heating time of rotor after, improved work efficiency.
Description
Technical Field
The invention belongs to the field of oil well water content testing, and particularly relates to an oil well water content measuring device.
Background
In the petroleum exploitation process, a small amount of impurities such as silt and water are doped in an oil-gas mixture extracted from the bottom of a well, and in order to accurately grasp the production dynamics of an oil field and the quality of crude oil, the water content of the mixture produced by the oil well is required to be measured.
The method for measuring the water content of the oil sample of the oil well comprises the steps of using a crude oil water content measuring centrifugal machine to measure, firstly preparing a certain amount of oil sample in the measuring process, sub-packaging the oil sample in a plurality of centrifugal tubes, putting the centrifugal tubes filled with the oil sample into a rotor of the centrifugal machine in batches for heating, separating the oil sample into a water layer and an oil layer under the action of centrifugal force by utilizing the centrifugal force generated by high-speed rotation of the centrifugal machine, and calculating the water content, thereby obtaining the water content parameter of the oil well.
However, in the conventional measurement method of the centrifugal machine, the cover is required to be closed during the working process of the centrifugal machine, then the oil sample is heated and subjected to the centrifugal test, after the test is completed, the cover is opened, the next batch of oil samples are replaced, and in the sample replacement process, the heat in the rotor can be lost, so that the heating time of the new batch of oil samples is longer, the problem of heat waste is solved, the whole time of the centrifugal sample is prolonged, and the working efficiency is lower.
To this end, the invention provides an oil well water content measuring device.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to an oil well water content measuring device, which comprises a machine body and a cavity, wherein a machine cover for sealing the cavity is arranged at the top end of the machine body, a rotor is rotatably arranged in the cavity, a plurality of pipe racks for placing centrifuge tubes are arranged in the rotor, and the oil well water content measuring device further comprises:
the preheating chamber is positioned above the machine body, and a bottom hole is formed at the bottom end of the preheating chamber and right above the rotor;
a bottom door for closing the bottom hole;
the sealing cover is arranged at the bottom end of the preheating chamber and is used for covering the area between the bottom hole and the cavity;
the preheating pipe is arranged in the preheating chamber, and an oil sample is contained in the preheating pipe.
Specifically, the machine body adopts a centrifugal machine, the sealing cover is preferably but not limited to an extension structure, for example, the sealing cover can adopt an elastic telescopic pipe, the bottom door is rotatably arranged at the bottom end of the preheating chamber, the preheating pipe is identical to the centrifugal pipe in structure, the top end of the sealing cover is fixedly connected to the bottom of the preheating chamber, and in an initial state, the sealing cover is in a contracted state, so that an operation space is reserved above a cavity, and a worker can conveniently take out or put the centrifugal pipe into a rotor; when the water content of the oil sample is measured, opening a cover, putting a centrifuge tube filled with the oil sample into a rotor, closing the cover, starting the rotor to rotate, heating the centrifuge tube, performing a centrifugal test to separate oil from water in the oil sample, opening the cover after the centrifugal test is finished, opening a bottom door, pulling down a sealing cover to cover the bottom end of the sealing cover outside a cavity, so that the cavity is communicated with a preheating chamber through the sealing cover, taking out the centrifuge tube and putting the centrifuge tube into the preheating chamber, heating hot air in the cavity and heat in the centrifuge tube after the centrifugal test enter the preheating chamber, preheating the preheating tube in the preheating chamber, and finally taking out the cooled centrifuge tube from the preheating chamber and reading the value to calculate the water content of the oil sample; according to the scheme, heat in the machine body is recycled, the preheating pipes to be tested in the next batch are heated, so that heat loss in the machine body is reduced, the heat recycling rate is improved, the heating time required after the preheating pipes are placed in the rotor is shortened, and the working efficiency is improved.
Preferably, a replacement mechanism is provided in the preheating chamber, and the replacement mechanism includes:
a turntable rotatably installed in the preheating chamber, wherein the back end of the turntable extends to the outer side of the preheating chamber;
the single-group articles comprise a plurality of article shelves, the distribution of the article shelves is consistent with that of the article shelves, a preheating pipe is arranged in the article shelves, one group of articles is positioned at the outer side of the preheating chamber, and the back of the preheating chamber is provided with a side hole for the articles to pass through;
a side door for sealing the side hole.
Specifically, the side door is slidably arranged on the outer side of the side wall of the back side of the preheating chamber, the preheating pipe arranged on the turntable is divided into an old pipe, a heat pipe to be heated and a new pipe, the old pipe is a centrifugal pipe for the centrifugal sample, the heat pipe to be heated and the new pipe are centrifugal pipes which are not subjected to centrifugal test yet, the old pipe and the heat pipe to be heated are both positioned in the preheating chamber, the new pipe is positioned on the outer side of the preheating chamber, the old pipe is arranged in a left object, and the side door and the bottom door are closed in the centrifugal test process, so that the preheating chamber is in a closed structure, and the heat emitted by the old pipe in the natural cooling process is utilized to preheat the heat pipe to be heated.
After the centrifugal test is finished once, opening a side door, then rotating a rotary table, moving the cooled old pipe to the outer side of a preheating chamber, simultaneously moving the heat pipe to the left side and right above a rotor, moving the new pipe to the inner part of the preheating chamber, then closing the side door, opening a bottom door, taking out the centrifugal pipe which is finished with the test from the rotor, taking out the preheated heat pipe to be tested from the rotary table, putting the preheated heat pipe to be tested into the rotor, putting the taken out centrifugal pipe into the rotary table, and then carrying out the centrifugal test on the heat pipe to be tested; after the bottom door is closed, the centrifuge tube which is put into the preheating chamber before and is used for completing the test can preheat a new tube in the preheating chamber, so that the circulation is realized, the sample replacement in the centrifuge and the sample replacement in the preheating chamber can be simultaneously carried out, the heat loss during the sample replacement is reduced, and the working efficiency is high.
Preferably, a transfer mechanism is arranged in the preheating chamber, and the transfer mechanism comprises:
an upper clamping assembly slidably mounted on the top wall of the preheating chamber;
the upper clamping assembly is used for clamping the preheating pipes in the single-set objects and downwards transferring the preheating pipes to the pipe rack through the transmission holes;
the lower clamping assemblies are movably mounted on the rotary table, and are used for clamping and transferring the centrifugal tubes in the rotor.
Specifically, when changing the sample, hold the preheating tube through last clamping assembly, remove the supporter for the preheating tube aligns from top to bottom with the transmission hole, hold the centrifuge tube in the rotor through lower clamping assembly and lift up and rotate, make centrifuging tube and preheating tube stagger, then the upper clamping assembly of down moving, make the preheating tube pass the transmission hole and enter into in the pipe support, the rotatory clamping assembly of start down, lower clamping assembly is transported to the upper clamping assembly with the centrifuging tube in, then, the upper clamping assembly upwards lifts the centrifuging tube and puts into the supporter, has accomplished the operation of changing the sample to experimental oil sample.
Preferably, the rack comprises two counter-rotating brackets, the brackets above the rotor are aligned with the center of the rack up and down, the transmission hole is positioned between the two brackets, and the aperture of the transmission hole is larger than the outer diameter of the upper clamping assembly.
Specifically, when two supports are closed, the preheating pipe can be placed, after the preheating pipe is clamped by the upper clamping assembly, the transmission hole is exposed after the two supports are opened in a rotating mode, then the upper clamping assembly moves downwards, the preheating pipe can pass through the transmission hole and is fed into the pipe frame, through the arrangement, the upper clamping assembly only needs to move up and down, the upper clamping assembly does not need to move transversely, the movement quantity of the upper clamping assembly is reduced, and the sample changing time is saved.
Preferably, the transfer mechanism further comprises:
a plurality of toothed rings rotatably arranged at the bottom end of the turntable;
the gear is fixedly connected to the bottom end of one of the supports, and a single toothed ring is meshed with a plurality of gears in a single set of objects.
Specifically, when changing the appearance, start the ring gear rotation that is located directly over the rotor, can drive the synchronous rotation of all supporter of this group and open, improved work efficiency.
Preferably, the upper clamping assembly includes:
a plurality of first supports which are slidably arranged on the top wall of the preheating chamber;
the two clamping jaws are rotatably arranged on the first support, the two clamping jaws in the same group reversely rotate on a vertical plane, a reset spring is arranged on the clamping jaws, and the clamping jaws are positioned above the commodity shelf;
and the folding plate is arranged at the bottom end of the clamping jaw, and after the clamping jaw moves downwards, the centrifugal tube extrudes the clamping jaw to rotate and open through the bottom slope of the folding plate.
Specifically, the top of centrifuging tube and preheating tube all is equipped with annular marginal board, the bottom of two clamping jaws is in self-holding's state under reset spring's effect, under the initial state, each group clamping jaw is located the top of each old pipe in left side respectively, when carrying out the trade appearance, start first support and move down, when the clamping jaw moves down, the bottom slope of folding edge board contacts and rotates with the marginal board in the preheating tube earlier, after the bottom slope in the folding edge board rotates to staggering from top to bottom with the marginal board, the top diaphragm card of folding edge board is in the below of marginal board, thereby hold the preheating tube, realized going up the clamping assembly and automatic clamping the function of preheating tube at the in-process of moving down, go up the lower motion of clamping assembly and do not have stopped, work efficiency has been improved.
Preferably, the upper clamping assembly further comprises a pressing plate fixedly connected to the inner wall of the clamping jaw in an inclined mode, and after the clamping jaw moves downwards, the preheating pipe is pressed into the pipe frame through the pressing plate and drives the clamping jaw to rotate outwards.
Specifically, after the preheating pipe is clamped by the upper clamping assembly, the pressing plate is located above the flange plate, after the preheating pipe moves down to the inside of the pipe rack, the pressing plate extrudes the flange plate along with the continuous downward movement of the upper clamping assembly, the preheating pipe is further pressed into the pipe rack, the installation stability of the preheating pipe in the pipe rack is improved, meanwhile, the downward movement pressing plate and the flange plate are contacted and then rotate, the clamping jaw is enabled to be opened outwards and loosened, the automatic clamping and loosening of the preheating pipe are completed, an auxiliary driving mechanism for controlling the opening and closing of the clamping jaw is not required to be additionally arranged, the structure is simple, and the use cost is low.
Preferably, the lower clamping assembly includes:
a plurality of lifting rods movably mounted on the turntable;
the second support is fixedly connected to the bottom end of the lifting rod;
two movable mounting are in layer board spare on the second support, install reset spring on the layer board spare, layer board spare drives the centrifuging tube is rotatory to when the clamping jaw is to the contact, layer board spare with the clamping jaw staggers and distributes.
Specifically, the lifting rod can move up and down and also can rotate in the turntable, in an initial state, the supporting plate piece is positioned at the outer side of the centrifuge tube, after the centrifugal test is completed, the lifting rod is started to move longitudinally, so that the supporting plate piece is positioned below the flange plate of the centrifuge tube, and then the lifting rod is started to move upwards and rotate, so that the centrifuge tube is lifted out of the tube frame and rotated to the outer side of the tube frame; so that the clamping jaw can conveniently feed the preheating pipe into the pipe rack; after the clamping jaw loosens the preheating pipe and moves upwards to be horizontally aligned with the supporting plate piece, the lifting rod is started to rotate, the supporting plate piece transfers the centrifuge tube to the inside of the clamping jaw, the supporting plate piece and the clamping jaw are staggered, when transfer and handover are carried out, the two supporting plate pieces are respectively located on the front side and the rear side of the centrifuge tube, the two clamping jaws are respectively clamped on the left side and the right side of the centrifuge tube, therefore, the clamping jaws do not interfere with the movement of the supporting plate piece, then the clamping jaw clamps the centrifuge tube to move upwards, and the centrifuge tube is lifted upwards from the inside of the supporting plate piece.
Preferably, the upper half sections of the two clamping jaws are in an X shape, the upper clamping assembly further comprises a plurality of control boards fixedly connected in the preheating chamber, and after the clamping jaws move upwards, the control boards are used for pushing the bottom ends of the clamping jaws to open outwards.
Specifically, after the lower clamping assembly sends the centrifuging tube that will accomplish the test into the clamping jaw inside, the clamping jaw centre gripping centrifuging tube is moving up to preheating chamber inside, moves up to two inside of support at the centrifuging tube after, two supports are closed, then clamping jaw and control panel contact, the control panel extrusion clamping jaw is rotatory for the bottom of clamping jaw is loosened, thereby put into the supporter with the centrifuging tube voluntarily, simple structure, convenient to use.
Preferably, the outside of the bottom end of the sealing cover is provided with a handle, the bottom end of the handle is provided with a buckle, and the bottom end of the machine body is provided with a clamping groove matched with the buckle.
Specifically, the staff pulls the sealed cowling downwards through the handle, and the bottom of sealed cowling is fixed on the organism through the cooperation of buckle and draw-in groove to improve the stability after the sealed cowling is tensile.
The beneficial effects of the invention are as follows:
1. according to the oil well water content measuring device, the preheating chamber and the sealing cover are arranged, the machine cover is opened in the sealing cover, the centrifugal tube which is subjected to the test is taken out and put into the preheating chamber, meanwhile, the preheating tube in the preheating chamber is put into the rotor, hot air flow in the cavity and heat in the centrifugal tube which is subjected to the centrifugal test enter the preheating chamber, and the preheating tube which is not subjected to the test in the preheating chamber is preheated, so that the heat loss in the machine body is reduced, the heat recycling rate is improved, the heating time required by the preheating tube after being put into the rotor is shortened, and the working efficiency is improved.
2. According to the oil well water content measuring device, the turntable and the side door are arranged in the preheating chamber, the side door is opened, the turntable is rotated, a new preheating pipe can be moved into the preheating chamber, a centrifugal pipe which is subjected to test and temperature reduction is moved out to the outer side of the preheating chamber, the operation of taking out and reading the centrifugal pipe and putting the new preheating pipe into the outer side of the preheating chamber is performed, the water content of an oil sample is determined according to the reading, the operation is convenient, the reading operation and the centrifugal test operation are performed respectively, the mutual influence is avoided, uninterrupted test work can be performed, and the working efficiency is improved.
3. According to the oil well water content measuring device, the upper clamping assembly and the lower clamping assembly are arranged and matched with the upper transmission hole and the rotatable and opened storage rack, the upper clamping assembly can be used for loading the preheating pipe into the rotor and placing the centrifuge tube which is tested into the storage rack only by moving up and down, and the upper clamping assembly does not have pause in up and down movement, is short in stroke, convenient to operate and high in working efficiency.
4. According to the oil well water content measuring device, clamping and loosening actions of the upper clamping assembly and the lower clamping assembly can be automatically carried out, an auxiliary electric driving system is not required to be additionally arranged, the structure is simple, and the use cost is reduced.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a front perspective view of the seal cap of the present invention in a non-pulled-out condition;
FIG. 2 is a rear perspective view of the present invention;
FIG. 3 is a front perspective view of the seal cap of the present invention in a pulled-out condition;
FIG. 4 is a partial semi-sectional view of the rotor and preheating chamber internal structure;
FIG. 5 is a rear perspective view of the preheating chamber;
FIG. 6 is a front perspective view of the turntable and the shelf;
FIG. 7 is a bottom perspective view of the turntable and lower clamp assembly;
FIG. 8 is a perspective view of a transfer mechanism;
FIG. 9 is an exploded view of the turntable, shelf and lower clamp assembly;
FIG. 10 is a perspective view of a single set of clamping jaws and a preheat tube.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Examples
As shown in fig. 1-4, the device for measuring water content of an oil well according to the embodiment of the present invention includes a machine body 1 and a cavity 101, a cover 102 for sealing the cavity 101 is installed at the top end of the machine body 1, a rotor 103 is rotatably installed in the cavity 101, a plurality of tube racks 104 for placing centrifuge tubes are provided in the rotor 103, and the device further includes:
a preheating chamber 2 positioned above the machine body 1, wherein a bottom hole is formed at the bottom end of the preheating chamber 2 and positioned right above the rotor 103;
a bottom door 3 for closing the bottom hole;
a sealing cover 4 arranged at the bottom end of the preheating chamber 2, wherein the sealing cover 4 is used for covering the area between the bottom hole and the cavity 101;
and the preheating pipe 5 is arranged in the preheating chamber 2, and an oil sample is contained in the preheating pipe 5.
Specifically, the machine body 1 adopts a centrifugal machine, the sealing cover 4 is preferably but not limited to an extension structure, for example, the sealing cover 4 can adopt an elastic telescopic pipe, the bottom door 3 is rotatably installed at the bottom end of the preheating chamber 2, the preheating pipe 5 has the same structure as the centrifugal pipe, the top end of the sealing cover 4 is fixedly connected at the bottom of the preheating chamber 2, and in the initial state, the sealing cover 4 is in a contracted state, so that an operation space is reserved above the cavity 101, and a worker can conveniently take out or put the centrifugal pipe into the rotor 103; when the water content of an oil sample is measured, the cover 102 is opened, a centrifuge tube filled with the oil sample is placed in the rotor 103, the cover 102 is closed, the rotor 103 is started to rotate, the centrifuge tube is heated, a centrifugal test is performed to separate oil from water in the oil sample, after the centrifugal test is finished, the cover 102 is opened, the bottom door 3 is opened, the sealing cover 4 is pulled down, the bottom end of the sealing cover 4 is covered on the outer side of the cavity 101, the cavity 101 is communicated with the preheating chamber 2 through the sealing cover 4, the centrifuge tube is taken out and placed in the preheating chamber 2, hot air in the cavity 101 and heat in the centrifuge tube after the centrifugal test is finished enter the preheating chamber 2, the preheating tube 5 in the preheating chamber 2 is preheated, finally, the cooled centrifuge tube is removed from the preheating chamber 2, and after the cooled centrifuge tube is cooled, the cooled down, the centrifuge tube is taken out and the numerical value is read, and the water content of the oil sample can be calculated; according to the scheme, heat in the machine body 1 is recycled, the preheating pipe 5 to be tested in the next batch is heated, so that not only is heat loss in the machine body 1 reduced, but also the heat recycling rate is improved, the heating time required after the preheating pipe 5 is placed in the rotor 103 is shortened, and the working efficiency is improved.
As shown in fig. 1 to 5, a replacement mechanism 6 is provided in the preheating chamber 2, and the replacement mechanism 6 includes:
a turntable 61 rotatably installed inside the preheating chamber 2, the rear end of the turntable 61 extending to the outside of the preheating chamber 2;
the plurality of groups of articles are uniformly distributed on the turntable 61, the single group of articles comprises a plurality of article shelves 62, the distribution of the article shelves 62 is consistent with that of the tube rack 104, the preheating tube 5 is placed in the article shelves 62, one group of articles is positioned at the outer side of the preheating chamber 2, and a side hole for the articles to pass through is formed in the back of the preheating chamber 2;
a side door 63 for closing the side hole.
Specifically, the side door 63 is slidably installed at the outer side of the back side wall of the preheating chamber 2, the preheating pipe 5 installed on the turntable 61 is divided into an old pipe, a to-be-heated pipe and a new pipe, the old pipe is a centrifugal pipe for the centrifugal sample, the to-be-heated pipe and the new pipe are centrifugal pipes which are not subjected to centrifugal test yet, the old pipe and the to-be-heated pipe are both positioned in the preheating chamber 2, the new pipe is positioned at the outer side of the preheating chamber 2, taking fig. 4 as an example, a left-side object in the preheating chamber 2 is positioned right above the rotor 103, the old pipe is placed in the left-side object, and in the process of centrifugal test, the side door 63 and the bottom door 3 are closed, so that the preheating chamber 2 is in a closed structure, and the to-be-heated pipe is preheated by heat emitted by the old pipe in the cooling process; at the same time, the centrifuge tube after the test and temperature reduction is taken down and read out outside the preheating chamber 2, and a new preheating tube 5 which is not tested is placed.
After completing a centrifugal test, opening a side door 63, then rotating a rotary table 61, moving the cooled old pipe to the outer side of a preheating chamber 2, simultaneously moving the heat pipe to the left and right above a rotor 103, moving the new pipe to the inner part of the preheating chamber 2, then closing the side door 63, opening a bottom door 3, taking out the centrifugal pipe which is completed in the test from the rotor 103, taking out the preheated heat pipe which is completed in the test from the rotary table 61 and putting the preheated heat pipe into the rotor 103, putting the centrifugal pipe which is completed in the rotary table 61, and then performing the centrifugal test on the heat pipe; after the bottom door 3 is closed, a new tube in the preheating chamber 2 can be preheated by a centrifuge tube which is put into the preheating chamber 2 and is used for completing the test, so that the sample replacement in the centrifuge and the sample replacement in the preheating chamber 2 can be performed simultaneously, the heat loss during the sample replacement is reduced, and the working efficiency is high.
As shown in fig. 1 to 10, a transfer mechanism 7 is provided in the preheating chamber 2, and the transfer mechanism 7 includes:
an upper clamping assembly 71 slidably mounted on the inner top wall of the preheating chamber 2;
the upper clamping assembly 71 is used for clamping the preheating pipes 5 in the single-set objects and downwards transferring the preheating pipes to the pipe rack 104 through the transmission holes 72;
a plurality of sets of lower clamping assemblies 73 movably mounted to the turntable 61, the lower clamping assemblies 73 being used to clamp and transport centrifuge tubes within the rotor 103.
Specifically, during sample changing, the preheating pipe 5 is clamped by the upper clamping assembly 71, the storage rack 62 is removed, the preheating pipe 5 is aligned with the transmission hole 72 up and down, the centrifugal pipe in the rotor 103 is clamped and lifted and rotated by the lower clamping assembly 73, the centrifugal pipe and the preheating pipe 5 are staggered, then the upper clamping assembly 71 is moved downwards, the preheating pipe 5 penetrates through the transmission hole 72 and enters the pipe rack 104, the lower clamping assembly 73 is started to rotate, the centrifugal pipe is transported into the upper clamping assembly 71 by the lower clamping assembly 73, and then the centrifugal pipe is lifted upwards by the upper clamping assembly 71 and is placed into the storage rack 62, so that sample changing operation on a test oil sample is completed.
As shown in fig. 4 to 9, the shelf 62 includes two brackets 621 capable of rotating reversely, the brackets 621 above the rotor 103 are aligned up and down with the center of the pipe frame 104, the transfer hole 72 is located between the two brackets 621, and the aperture of the transfer hole 72 is larger than the outer diameter of the upper clamping assembly 71.
Specifically, when the two brackets 621 are folded, the preheating pipe 5 can be placed, after the upper clamping component 71 clamps the preheating pipe 5, the transmission hole 72 is exposed after the two brackets 621 are opened in a rotating way, then the upper clamping component 71 moves downwards, so that the preheating pipe 5 can pass through the transmission hole 72 and be sent into the pipe rack 104, and through the arrangement, the upper clamping component 71 only needs to move up and down, the upper clamping component 71 does not need to move transversely, so that the movement quantity of the upper clamping component 71 is reduced, and the sample changing time is saved.
As shown in fig. 4-9, the transfer mechanism 7 further comprises:
a plurality of toothed rings 74 rotatably mounted at the bottom end of the turntable 61;
a plurality of gears 75 respectively fixedly connected to the bottom end of one bracket 621 in each rack 62, and a single toothed ring 74 is meshed with a plurality of gears 75 in a single set of articles.
Specifically, when the sample is changed, the toothed ring 74 positioned right above the rotor 103 is started to rotate, so that all the storage racks 62 of the group can be driven to synchronously rotate and open, and the working efficiency is improved.
As shown in fig. 4 to 10, the upper clamping assembly 71 includes:
a plurality of first supports 711 slidably mounted on the inner top wall of the preheating chamber 2;
two clamping jaws 712 rotatably mounted on the first support 711, wherein the same group of two clamping jaws 712 can reversely rotate on a vertical plane, a reset spring is arranged on the clamping jaws 712, and the clamping jaws 712 are positioned above the commodity shelf 62;
and after the clamping jaw 712 moves downwards, the centrifugal tube or preheating tube 5 presses the clamping jaw 712 to rotate and open through the bottom slope of the folding plate 713.
Specifically, the top ends of the centrifuge tube and the preheating tube 5 are respectively provided with an annular flange plate, the bottom ends of the two clamping jaws 712 are in an automatic clamping state under the action of the reset spring, in an initial state, each group of clamping jaws 712 are respectively located above each old tube on the left side, when sample changing is carried out, the first support 711 is started to move downwards, when the clamping jaws 712 move downwards, the bottom end slope of the folding flange plate 713 is firstly contacted with the annular flange plate in the preheating tube 5 and rotates, when the bottom end slope in the folding flange plate 713 rotates to be staggered with the annular flange plate up and down, the top end transverse plate of the folding flange plate 713 is clamped below the annular flange plate, so that the preheating tube 5 is clamped, the function of automatically clamping the preheating tube 5 in the downward moving process of the upper clamping assembly 71 is realized, the downward moving action of the upper clamping assembly 71 is free from stop, and the working efficiency is improved.
As shown in fig. 10, the upper clamping assembly 71 further includes a pressing plate 714 fixedly connected to an inner wall of the clamping jaw 712 in an inclined manner, and after the clamping jaw 712 moves down, the preheating pipe 5 is pressed into the pipe rack 104 by the pressing plate 714 and drives the clamping jaw 712 to rotate outwards.
Specifically, after the preheating pipe 5 is clamped by the upper clamping assembly 71, the pressing plate 714 is located above the flange plate, after the preheating pipe 5 moves down to the inside of the pipe rack 104, the pressing plate 714 extrudes the annular flange plate along with the continuous downward movement of the upper clamping assembly 71, the preheating pipe 5 is further pressed into the pipe rack 104, the installation stability of the preheating pipe 5 in the pipe rack 104 is improved, meanwhile, the downward movement of the pressing plate 714 contacts with the flange plate to rotate, so that the clamping jaw 712 opens outwards and releases the preheating pipe 5, the automatic clamping and releasing of the preheating pipe 5 are completed, an auxiliary driving mechanism for controlling the opening and closing of the clamping jaw 712 is not needed, the structure is simple, and the use cost is low.
As shown in fig. 4 to 9, the lower clamping assembly 73 includes:
a plurality of elevating rods 731 movably installed on the turntable 61;
the second support 732 is fixedly connected to the bottom end of the lifting rod 731;
the two supporting plate members 733 are movably mounted on the second support 732, a reset spring is mounted on the supporting plate members 733, and when the supporting plate members 733 drive the centrifugal tube to rotate until the clamping jaws 712 are in contact, the supporting plate members 733 and the clamping jaws 712 are distributed in a staggered mode.
Specifically, the lifting rod 731 can move up and down and rotate in the turntable 61, in an initial state, the supporting plate piece 733 is located at the outer side of the centrifuge tube, after the centrifugal test is completed, the lifting rod 731 is started to move down, so that the supporting plate piece 733 is located below the annular edge plate of the centrifuge tube, and then the lifting rod 731 is started to move up and rotate, so that the centrifuge tube is lifted out of the tube rack 104 and rotated to the outer side of the tube rack 104; so that the clamping jaw 712 feeds the preheating tube 5 into the tube rack 104; after the clamping jaw 712 loosens the preheating pipe 5 and moves upwards to be horizontally aligned with the supporting plate piece 733, the lifting rod 731 is started to rotate, so that the supporting plate piece 733 transfers the centrifuge tube into the clamping jaw 712, the supporting plate piece 733 and the clamping jaw 712 are staggered, the two supporting plate pieces 733 are respectively positioned on the front side and the rear side of the centrifuge tube during transfer and handover, the two clamping jaws 712 are respectively clamped on the left side and the right side of the centrifuge tube, therefore, the clamping jaw 712 and the supporting plate piece 733 do not interfere with each other, then the clamping jaw 712 clamps the centrifuge tube to move upwards, and the centrifuge tube is lifted upwards from the supporting plate piece 733.
As shown in fig. 4-10, the upper half sections of the two clamping jaws 712 are in an X shape, the upper clamping assembly 71 further comprises a plurality of control boards 715 fixedly connected inside the preheating chamber 2, and after the clamping jaws 712 move up, the control boards 715 are used for pushing the bottom ends of the clamping jaws 712 to open outwards.
Specifically, after the lower clamping assembly 73 sends the centrifuge tube after the test is completed into the clamping jaw 712, the clamping jaw 712 clamps the centrifuge tube to move up to the preheating chamber 2, after the centrifuge tube moves up to the two brackets 621, the two brackets 621 are folded, then the clamping jaw 712 is contacted with the control board 715, the control board 715 extrudes the clamping jaw 712 to rotate, so that the bottom end of the clamping jaw 712 is loosened, and the centrifuge tube is automatically placed into the rack 62.
The sealing cover 4 may be covered outside the cover 102, and the cover 102 may be opened and closed in the sealing cover 4, so that the trouble of extending and closing the sealing cover 4 and opening and closing the bottom door 3 can be omitted.
Examples
As shown in fig. 1-2, comparative example one, wherein another embodiment of the present invention is: the bottom outside of sealed cowling 4 is equipped with the handle, the bottom of handle is equipped with the buckle, the bottom of organism 1 is equipped with the draw-in groove with the buckle is supporting.
Specifically, the staff pulls the sealing cover 4 downwards through the handle, and the bottom of the sealing cover 4 is fixed on the machine body 1 through the cooperation of the buckle and the clamping groove to improve the stability of the sealing cover 4 after stretching.
Working principle: when the water content of the oil sample is measured, the cover 102 is opened, the centrifuge tube filled with the oil sample is placed in the rotor 103, the cover 102 is closed, the rotor 103 is started to rotate, and meanwhile, the centrifuge tube is heated, and a centrifugal test is performed, so that oil and water in the oil sample are separated;
after the centrifugation test is finished, opening the machine cover 102, clamping the preheating pipe 5 in the turntable 61 through the clamping jaw 712, rotating to open the storage rack 62, exposing the transmission hole 72, clamping and lifting the centrifugal pipe in the rotor 103 through the lower clamping assembly 73, rotating to stagger the centrifugal pipe and the preheating pipe 5, then moving the clamping jaw 712 downwards, enabling the preheating pipe 5 to pass through the transmission hole 72 and enter the pipe rack 104, starting the lower clamping assembly 73 to rotate, transferring the centrifugal pipe into the upper clamping assembly 71 through the lower clamping assembly 73, extruding the preheating pipe 5 by the pressing plate 714, further pressing the preheating pipe 5 into the pipe rack 104, simultaneously, contacting the downward pressing plate 714 with the preheating pipe 5, generating rotation, enabling the clamping jaw 712 to open outwards and loosening the preheating pipe 5, and then moving the clamping jaw 712 upwards;
after the clamping jaw 712 moves up to be horizontally aligned with the supporting plate piece 733, the lifting rod 731 is started to rotate, so that the supporting plate piece 733 transfers the centrifuge tube into the clamping jaw 712, the supporting plate piece 733 and the clamping jaw 712 are arranged in a staggered mode, during transfer and handover, the two supporting plate pieces 733 are respectively positioned on the front side and the rear side of the centrifuge tube, and the two clamping jaws 712 are respectively clamped on the left side and the right side of the centrifuge tube, therefore, the clamping jaw 712 and the supporting plate piece 733 do not interfere with each other, then the clamping jaw 712 clamps the centrifuge tube to move upwards, and the centrifuge tube is lifted upwards from the supporting plate piece 733;
the clamping jaw 712 clamps the centrifuge tube to move up to the interior of the preheating chamber 2, after the centrifuge tube moves up to the interior of the two brackets 621, the two brackets 621 are closed, then the clamping jaw 712 is contacted with the control board 715, the control board 715 extrudes the clamping jaw 712 to rotate, so that the bottom end of the clamping jaw 712 is loosened, the centrifuge tube is automatically placed into the storage rack 62, and the test oil sample exchanging operation is completed;
the hot air flow in the cavity 101 and the heat in the centrifuge tube after the centrifugal test enter the preheating chamber 2, and the preheating tube 5 which is not tested in the preheating chamber 2 is preheated;
installing a new preheating pipe 5 which is not tested on the turntable 5 positioned at the outer side of the preheating chamber 2, opening the side door 63, then rotating the turntable 61, moving the cooled old pipe to the outer side of the preheating chamber 2, simultaneously, moving the new pipe to the inner side of the preheating chamber 2 after the heat pipe is moved to the left and positioned right above the rotor 103, and then closing the side door 63 to perform sample changing work in the preheating chamber 2; meanwhile, the water content of the oil sample can be calculated by taking down and reading the centrifuge tube which is subjected to test and temperature reduction at the outer side of the preheating chamber 2.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides an oil well water content measuring device, includes organism (1) and cavity (101), its characterized in that: the top of organism (1) is installed and is used for sealing lid (102) of cavity (101), rotor (103) are installed in the rotation of cavity (101), be equipped with a plurality of pipe racks (104) that are used for placing the centrifuging tube in rotor (103), still include:
a preheating chamber (2) positioned above the machine body (1), wherein a bottom hole is formed at the bottom end of the preheating chamber (2) and positioned right above the rotor (103);
a bottom door (3) for closing the bottom hole;
the sealing cover (4) is arranged at the bottom end of the preheating chamber (2), and the sealing cover (4) is used for covering the area between the bottom hole and the cavity (101);
and the preheating pipe (5) is arranged in the preheating chamber (2), and an oil sample is contained in the preheating pipe (5).
2. The apparatus for measuring water content of an oil well according to claim 1, wherein: a replacement mechanism (6) is arranged in the preheating chamber (2), and the replacement mechanism (6) comprises:
a turntable (61) rotatably installed inside the preheating chamber (2), the rear end of the turntable (61) extending to the outside of the preheating chamber (2);
the device comprises a plurality of groups of articles uniformly distributed on a turntable (61), wherein a single group of articles comprises a plurality of article shelves (62), the distribution of the article shelves (62) is consistent with that of the article shelves (104), a preheating pipe (5) is placed in the article shelves (62), one group of articles is positioned at the outer side of a preheating chamber (2), and a side hole for the articles to pass through is formed in the back of the preheating chamber (2);
a side door (63) for sealing the side hole.
3. An oil well water content measuring device according to claim 2, wherein: a transfer mechanism (7) is arranged in the preheating chamber (2), and the transfer mechanism (7) comprises:
an upper clamping assembly (71) slidably mounted on the inner top wall of the preheating chamber (2);
the upper clamping assemblies (71) are used for clamping the preheating pipes (5) in the single-set objects and downwards transferring the single-set objects to the pipe rack (104) through the transmission holes (72);
and a plurality of groups of lower clamping assemblies (73) movably mounted on the turntable (61), wherein the lower clamping assemblies (73) are used for clamping and transferring centrifugal tubes in the rotor (103).
4. A device for measuring the water content of an oil well according to claim 3, wherein: the rack (62) comprises two counter-rotating brackets (621), the brackets (621) above the rotor (103) are aligned up and down with the center of the pipe rack (104), the transmission hole (72) is positioned between the two brackets (621), and the aperture of the transmission hole (72) is larger than the outer diameter of the upper clamping assembly (71).
5. The apparatus for measuring water content of an oil well according to claim 4, wherein: the transport mechanism (7) further comprises:
a plurality of toothed rings (74) rotatably arranged at the bottom end of the turntable (61);
a plurality of gears (75) respectively fixedly connected to the bottom end of one bracket (621) in each storage rack (62), and a single toothed ring (74) is meshed with a plurality of gears (75) in a single set of objects.
6. The apparatus for measuring water content of an oil well according to claim 5, wherein: the upper clamping assembly (71) comprises:
a plurality of first supports (711) which are slidably arranged on the inner top wall of the preheating chamber (2);
two clamping jaws (712) rotatably mounted on the first support (711), wherein the two clamping jaws (712) in the same group reversely rotate on a vertical plane, a reset spring is arranged on the clamping jaws (712), and the clamping jaws (712) are positioned above the commodity shelf (62);
and the folding plate (713) is arranged at the bottom end of the clamping jaw (712), and after the clamping jaw (712) moves downwards, the centrifugal tube or the preheating tube (5) extrudes the clamping jaw (712) to be opened in a rotating way through the bottom slope of the folding plate (713).
7. The apparatus for measuring water content of an oil well according to claim 6, wherein: the upper clamping assembly (71) further comprises a pressing plate (714) fixedly connected to the inner wall of the clamping jaw (712) in an inclined mode, and after the clamping jaw (712) moves downwards, the preheating pipe (5) is pressed into the pipe frame (104) through the pressing plate (714) and drives the clamping jaw (712) to rotate outwards.
8. The apparatus for measuring water content of an oil well according to claim 7, wherein: the lower clamp assembly (73) includes:
a plurality of lifting rods (731) movably mounted on the turntable (61);
the second support (732) is fixedly connected to the bottom end of the lifting rod (731);
two movable mounting are in layer board spare (733) on second support (732), install reset spring on layer board spare (733), layer board spare (733) drive the centrifuging tube rotatory to when clamping jaw (712) are to the contact, layer board spare (733) with clamping jaw (712) stagger and distribute.
9. The apparatus for measuring water content of an oil well according to claim 8, wherein: the upper half sections of the two clamping jaws (712) are in an X shape, the upper clamping assembly (71) further comprises a plurality of control boards (715) fixedly connected inside the preheating chamber (2), and after the clamping jaws (712) move upwards, the control boards (715) are used for pushing the bottom ends of the clamping jaws (712) to open outwards.
10. The apparatus for measuring water content of an oil well according to claim 9, wherein: the outside of the bottom end of the sealing cover (4) is provided with a handle, the bottom end of the handle is provided with a buckle, and the bottom end of the machine body (1) is provided with a clamping groove matched with the buckle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311066652.0A CN117074650B (en) | 2023-08-23 | 2023-08-23 | Method for measuring water content of oil well |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311066652.0A CN117074650B (en) | 2023-08-23 | 2023-08-23 | Method for measuring water content of oil well |
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| CN117074650B CN117074650B (en) | 2024-04-02 |
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| KR20100137162A (en) * | 2009-06-22 | 2010-12-30 | 윤경주 | A mixer and centrifuge having temperature controlling function |
| CN106680527A (en) * | 2017-02-20 | 2017-05-17 | 襄阳永康达机车车辆有限公司 | Device for continuously measuring forward voltage drop of silicon tube core of silicon rectifying tube |
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| CN117074650B (en) | 2024-04-02 |
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