CN211205883U - Quantitative sampling device for petroleum detection - Google Patents
Quantitative sampling device for petroleum detection Download PDFInfo
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- CN211205883U CN211205883U CN201921897913.2U CN201921897913U CN211205883U CN 211205883 U CN211205883 U CN 211205883U CN 201921897913 U CN201921897913 U CN 201921897913U CN 211205883 U CN211205883 U CN 211205883U
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Abstract
The utility model relates to a quantitative sampling device for petroleum detection, the utility model discloses a motor drives the driving gear to rotate, when the driving gear rotates to the semicircular tooth surface, the driven gear rotates with its meshing, the driven gear rotates to drive the lower rotating shaft to rotate fast, the cam rotates for a plurality of circles, thereby driving the push pedal to reciprocate in the piston cavity, when the push pedal moves upwards, the petroleum in the oil tank is sucked into the piston cavity, when the push pedal moves downwards, the petroleum in the piston cavity flows out to the sampling cup; when the driving gear rotates to the semicircular smooth surface, the driven gear does not contact with the driving gear and stops rotating, the push plate stops moving in the piston cavity, oil stops flowing, the sampling amount can be accurately controlled, the sampling cup is replaced, the motor continues rotating, the purpose of multiple sampling in the same time period is kept, and the detection data is more accurate; through moving mechanism, mobile device makes things convenient for mobile device to carry out sample detection to the oil in the oil tank of difference.
Description
Technical Field
The utility model relates to a sampling device technical field for the oil detection, concretely relates to quantitative sampling device for the oil detection.
Background
Sampling, namely selecting a representative sample from the target object; the sampling principle is that when the investigated units are extracted, each unit has the same chance to be extracted, and the extracted units are completely accidental; the basic form of sampling test features that the probability of each unit being sampled is the same and is determined by the combination of random factors, and this eliminates the subjective randomness and subjective activity of human in sampling.
The measurement of petroleum as a commodity in the handover process can be just fair in terms of scientificity, fairness and accuracy; in the process of petroleum transfer and metering, in order to determine parameters such as water content, sulfur content, density value and the like of an oil product, the oil product needs to be tested and analyzed; at present, all oil bins are uniformly sampled according to relevant regulations, sample oil in an oil storage tank is extracted for detection, and if the collected samples are not representative, the quality error of the batch of oil products is caused, so that the significance of the test work is lost, and serious economic loss of enterprises is possibly caused; therefore, sampling and testing of petroleum are increasingly paid more attention by petroleum enterprises.
When sampling inspection is carried out to the oil in the oil storage tank among the prior art, mostly manual extraction detects, what of the control sample volume that the mode that manual extraction detected can not be accurate makes the data that detect out have the controversial, influences the evaluation result to oil quality, causes economic loss.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an at least defect among the prior art is overcome to a main aim at, provides a quantitative sampling device for oil detection, can overcome effectively that there is artifical extraction that detects that exists in the prior art how much of the control sample volume that can not be accurate, makes the data that detect out have the discrepancy, influences the evaluation result to the oil quality, causes economic loss's problem.
In order to realize the technical scheme, the utility model discloses a following technical scheme:
a quantitative sampling device for petroleum detection comprises a base and a support plate; a support plate is arranged on the rear side of the upper end of the base; a transverse plate is arranged on the front side of the upper end of the support plate, and a piston mechanism is fixedly connected to the left side of the front end of the support plate; the lower end of the transverse plate is provided with a protective cover, and the lower end of the transverse plate is fixedly connected with a left bracket plate and a right bracket plate; the left bracket plate and the right bracket plate are arranged in the protective cover; a transmission mechanism is arranged in the protective cover; the transmission mechanism is matched with the piston mechanism; a sampling cup is placed at the upper end of the base, supporting columns are arranged at four corners of the lower end of the base, and a moving mechanism is fixedly connected in the middle of the lower end of the base;
the transmission mechanism comprises a motor, an upper rotating shaft, a lower rotating shaft, a driving gear, a driven gear and a cam; the motor is fixedly connected with the right end of the right bracket plate; the right end of the upper rotating shaft penetrates through the right support plate and is connected with the motor, the left end of the upper rotating shaft is rotatably connected with the left support plate, and the upper rotating shaft is fixedly connected with a driving gear between the left support plate and the right support plate; the lower rotating shaft is positioned right below the upper rotating shaft, the right end of the lower rotating shaft is rotatably connected with the right bracket plate, and the left end of the lower rotating shaft extends leftwards through the left bracket plate and the protective cover and is fixedly connected with a cam; a driven gear is fixedly connected to the section of the lower rotating shaft, which is positioned between the left bracket plate and the right bracket plate; the driven gear is meshed with the driving gear.
Furthermore, the driving gear is in a shape of a semicircular smooth surface and a semicircular tooth surface, and the diameter of the driving gear is 4-6 times of that of the driven gear.
Furthermore, the piston mechanism comprises a piston cavity, a push plate, a piston rod, a connecting rod and an oil pipe; the upper end of the connecting rod is hinged with the left end of the cam, and the lower end of the connecting rod is hinged with the upper end of the piston rod; the lower end of the piston rod is hinged with the upper end of the push plate; the push plate is arranged in the piston cavity and forms a closed space with the lower end of the piston cavity; the upper end of the piston cavity is provided with a round hole groove, and the left side and the right side of the lower end of the piston cavity are communicated with oil pipes; the other end of the oil pipe on the left side is communicated with an oil tank oil taking port, and the other end of the oil pipe on the right side is communicated with the upper end of the sampling cup.
Furthermore, a sealing plug is arranged at the opening part of the sampling cup; the middle part of the sealing plug is connected with an oil inlet pipe through a sealing ring; the upper end of the oil inlet pipe is communicated with the oil pipe on the right side through the adapter pipe.
Furthermore, a check valve is arranged on the oil pipe on the left side.
Still further, the moving mechanism comprises a threaded rod, a threaded sleeve, a bottom plate and a wheel; the upper end of the threaded rod is fixedly connected with the middle part of the lower end of the base, and the lower end of the threaded rod is screwed with a threaded sleeve; the lower end of the threaded sleeve is rotatably connected with a bottom plate; and wheels are arranged at four corners of the lower end of the bottom plate.
Furthermore, the motor is electrically connected with a power supply through a lead.
Adopt the utility model provides a technical scheme compares with known public technique, has following beneficial effect:
the utility model discloses a motor rotates and drives the driving gear and rotate, when the driving gear rotates to the semicircle flank of tooth, driven gear rotates rather than the meshing, and the driving gear diameter is 4-6 times of driven gear diameter, make driven gear rotate and drive down the pivot and rotate fast, make the cam rotate many weeks, thereby drive the push pedal and reciprocate in the piston intracavity, when the push pedal moves up, inhale the oil in the oil tank in the piston intracavity, when the push pedal moves down, make the oil in the piston intracavity flow out to the sampling cup in, the left side pipeline is provided with the check valve, prevent that the oil in the piston intracavity from getting back to in the oil tank oil pick-up port; when the driving gear rotates to the semicircular smooth surface, the driven gear does not contact with the driving gear to stop rotating, the push plate stops moving in the piston cavity, oil stops flowing, the adapter tube is screwed down, the sampling cup is replaced, the sampling amount can be accurately controlled, the motor continues to rotate to perform sampling again, the purpose of multiple sampling in the same time period is kept, the detection data is more accurate, the economic loss is reduced, and the motor is turned off after the sampling is finished; through rotating the threaded sleeve, drive the bottom plate and reciprocate, through wheel mobile device, through pillar strutting arrangement, make things convenient for mobile device to get the intraoral oil of oil tank of difference and carry out sample detection.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is a left side view structure diagram of the present invention;
fig. 3 is a schematic structural diagram of the contact switch of the present invention;
fig. 4 is a schematic structural view of the moving mechanism of the present invention;
the reference numerals in the drawings denote: 1-base, 2-support plate, 3-transverse plate, 301-left support plate, 302-right support plate, 4-protective cover, 5-transmission mechanism, 501-motor, 502-upper rotating shaft, 503-lower rotating shaft, 504-driving gear, 505-driven gear, 506-cam, 6-piston mechanism, 601-plug cavity, 602-push plate, 603-piston rod, 604-connecting rod, 605-oil pipe, 606-one-way valve, 7-moving mechanism, 701-threaded rod, 702-threaded sleeve, 703-bottom plate, 704-wheel, 8-sampling cup, 801-plug, 802-oil inlet pipe, 803-adapter pipe and 9-support column.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The present invention will be further described with reference to the following examples.
Examples
Referring to fig. 1 to 4, the quantitative sampling device for petroleum detection of the present embodiment includes a base 1 and a support plate 2; a support plate 2 is arranged on the rear side of the upper end of the base 1; a transverse plate 3 is arranged on the front side of the upper end of the support plate 2, and a piston mechanism 6 is fixedly connected to the left side of the front end of the support plate 2; the lower end of the transverse plate 3 is provided with a protective cover 4, and the lower end of the transverse plate 3 is fixedly connected with a left bracket plate 301 and a right bracket plate 302; the left bracket plate 301 and the right bracket plate 302 are arranged in the protective cover 4; the transmission mechanism 5 is arranged in the protective cover 4, so that the transmission mechanism 5 is dustproof and antifouling, and the transmission precision of the transmission mechanism 5 is ensured; the transmission mechanism 5 is matched with the piston mechanism 6; a sampling cup 8 is arranged at the upper end of the base 1, supporting columns 9 are arranged at four corners of the lower end of the base, and a moving mechanism 7 is fixedly connected in the middle of the lower end;
the transmission mechanism 5 comprises a motor 501, an upper rotating shaft 502, a lower rotating shaft 503, a driving gear 504, a driven gear 505 and a cam 506; the motor 501 is fixedly connected with the right end of the right bracket plate 302; the right end of the upper rotating shaft 502 penetrates through the right support plate 302 and is connected with the motor 501, the left end of the upper rotating shaft is rotatably connected with the left support plate 301, and a driving gear 504 is fixedly connected to the section of the upper rotating shaft 502, which is positioned between the left support plate 301 and the right support plate 302; the lower rotating shaft 503 is positioned right below the upper rotating shaft 502, the right end of the lower rotating shaft 503 is rotatably connected with the right bracket plate 302, and the left end extends leftwards through the left bracket plate 301 and the protective cover 4 and is fixedly connected with a cam 506; a driven gear 505 is fixedly connected to the section of the lower rotating shaft 503, which is located between the left bracket plate 301 and the right bracket plate 302; the driven gear 505 is meshed with the driving gear 504; specifically, the driving gear 504 is in a shape of a semicircular smooth surface and a semicircular tooth surface, and forms intermittent motion with the driven gear 505, the diameter of the driving gear 504 is 4-6 times of that of the driven gear 505, so that the driven gear 505 rotates rapidly, the driving gear 504 rotates for a half circle, the driven gear 505 rotates for multiple circles, the piston mechanism 6 forms reciprocating motion, and normal sampling is realized; the motor 501 is electrically connected with a power supply through a lead;
specifically, referring to fig. 1 and 2, the piston mechanism 6 includes a piston chamber 601, a push plate 602, a piston rod 603, a connecting rod 604, and an oil pipe 605; the upper end of the connecting rod 604 is hinged with the left end of the cam 506, and the lower end is hinged with the upper end of the piston rod 603; the lower end of the piston rod 603 is hinged with the upper end of the push plate 602; the push plate 602 is arranged in the piston cavity 601 and forms a closed space with the lower end of the piston cavity 601; the upper end of the piston cavity 601 is provided with a round hole groove, and the left side and the right side of the lower end are communicated with oil pipes 605; the other end of the oil pipe 605 on the left side is communicated with an oil tank oil taking port, and the other end of the oil pipe 605 on the right side is communicated with the upper end of the sampling cup 8; a check valve 606 is arranged on the oil pipe 605 on the left side to prevent the oil in the piston cavity 601 from flowing back to the oil tank oil taking port 10; a sealing plug 801 is arranged at the opening part of the sampling cup 8; the middle part of the sealing plug 801 is connected with an oil inlet pipe 802 through a sealing ring; the upper end of the oil inlet pipe 802 is communicated with an oil pipe 605 on the right side through a switching pipe 803.
Specifically, referring to fig. 1, 2 and 4, the moving mechanism 7 includes a threaded rod 701, a threaded bushing 702, a bottom plate 703 and a wheel 704; the upper end of the threaded rod 701 is fixedly connected with the middle part of the lower end of the base 1, and the lower end is screwed with a threaded sleeve 702; the lower end of the threaded sleeve 702 is rotatably connected with a bottom plate 703; wheels 704 are mounted at four corners of the lower end of the bottom plate 703.
It should be noted that the motor 501 model used in the present invention is Y90L-2 or other motors with the same function, and the present invention does not change the structure and principle, and therefore is not described in detail in the description.
Referring to fig. 1 to 4, when the utility model is used, the threaded sleeve 702 is rotated to drive the bottom plate 703 to move downwards, so that the wheel 704 contacts the ground and supports the device, the pushing device is pushed to the side of the oil tank oil taking port 10 to be detected, the threaded sleeve 702 is reversed to drive the bottom plate 703 to move upwards, and the supporting column 9 contacts the ground and stabilizes the device; the oil pipe 605 on the left side is communicated with an oil tank oil taking port, the motor 501 is started, the motor 501 rotates to drive the driving gear 504 to rotate, when the driving gear 504 rotates to a semicircular tooth surface, the driven gear 505 rotates in a meshed mode with the driving gear, the diameter of the driving gear 504 is 4-6 times of that of the driven gear 505, the driven gear 505 rotates to drive the lower rotating shaft 503 to rotate rapidly, the cam 506 rotates for multiple circles, the push plate 602 is driven to move up and down in the piston cavity 601, when the push plate 602 moves upwards, oil in the oil tank is sucked into the piston cavity 601, and when the push plate 602 moves downwards, oil in the piston cavity 601 flows out into the sampling cup 8; when the driving gear 504 rotates to the semicircular smooth surface, the driven gear 505 stops rotating without contacting with the driving gear, the push plate 602 stops moving in the piston cavity 601, oil stops flowing out, the sampling cup 8 is replaced, the motor 501 continues rotating, multiple sampling is completed in the same time period, and after the sampling is completed, the motor 501 is turned off, so that the quantitative sampling effect is achieved, the accuracy of a detection result is improved through multiple sampling detection, and the economic loss is reduced.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. A quantitative sampling device for petroleum detection comprises a base (1) and a support plate (2); the device is characterized in that a support plate (2) is arranged on the rear side of the upper end of the base (1); a transverse plate (3) is arranged on the front side of the upper end of the support plate (2), and a piston mechanism (6) is fixedly connected to the left side of the front end of the support plate (2); the lower end of the transverse plate (3) is provided with a protective cover (4), and the lower end of the transverse plate (3) is fixedly connected with a left bracket plate (301) and a right bracket plate (302); the left bracket plate (301) and the right bracket plate (302) are arranged in the protective cover (4); a transmission mechanism (5) is arranged in the protective cover (4); the transmission mechanism (5) is matched with the piston mechanism (6); a sampling cup (8) is placed at the upper end of the base (1), supporting columns (9) are arranged at four corners of the lower end of the base, and a moving mechanism (7) is fixedly connected to the middle of the lower end of the base;
the transmission mechanism (5) comprises a motor (501), an upper rotating shaft (502), a lower rotating shaft (503), a driving gear (504), a driven gear (505) and a cam (506); the motor (501) is fixedly connected with the right end of the right bracket plate (302); the right end of the upper rotating shaft (502) penetrates through the right support plate (302) and is connected with the motor (501), the left end of the upper rotating shaft is rotatably connected with the left support plate (301), and a driving gear (504) is fixedly connected to the section, located between the left support plate (301) and the right support plate (302), of the upper rotating shaft (502); the lower rotating shaft (503) is positioned right below the upper rotating shaft (502), the right end of the lower rotating shaft (503) is rotatably connected with the right bracket plate (302), and the left end extends leftwards through the left bracket plate (301) and the protective cover (4) and is fixedly connected with a cam (506); a driven gear (505) is fixedly connected to the section of the lower rotating shaft (503) between the left bracket plate (301) and the right bracket plate (302); the driven gear (505) is meshed with the driving gear (504).
2. The quantitative sampling device for petroleum detection as claimed in claim 1, wherein the driving gear (504) has a semi-circular plain surface and a semi-circular toothed surface, and the diameter of the driving gear (504) is 4-6 times of the diameter of the driven gear (505).
3. The quantitative sampling device for petroleum detection as claimed in claim 1, wherein the piston mechanism (6) comprises a piston cavity (601), a push plate (602), a piston rod (603), a connecting rod (604) and an oil pipe (605); the upper end of the connecting rod (604) is hinged with the left end of the cam (506), and the lower end of the connecting rod is hinged with the upper end of the piston rod (603); the lower end of the piston rod (603) is hinged with the upper end of the push plate (602); the push plate (602) is arranged in the piston cavity (601) and forms a closed space with the lower end of the piston cavity (601); the upper end of the piston cavity (601) is provided with a round hole groove, and the left side and the right side of the lower end are communicated with oil pipes (605); the other end of the oil pipe (605) positioned on the left side is communicated with an oil pipe oil taking opening, and the other end of the oil pipe (605) positioned on the right side is communicated with the upper end of the sampling cup (8).
4. The quantitative sampling device for petroleum detection as claimed in claim 3, wherein the sampling cup (8) is provided with a sealing plug (801) at the mouth; the middle part of the sealing plug (801) is connected with an oil inlet pipe (802) through a sealing ring; the upper end of the oil inlet pipe (802) is communicated with the oil pipe (605) positioned on the right side through a switching pipe (803).
5. The quantitative sampling device for petroleum detection as claimed in claim 3, wherein a check valve (606) is installed on the oil pipe (605) on the left side.
6. The quantitative sampling device for petroleum detection as claimed in claim 1, wherein the moving mechanism (7) comprises a threaded rod (701), a threaded sleeve (702), a bottom plate (703) and a wheel (704); the upper end of the threaded rod (701) is fixedly connected with the middle part of the lower end of the base (1), and the lower end is screwed with a threaded sleeve (702); the lower end of the threaded sleeve (702) is rotatably connected with a bottom plate (703); and wheels (704) are arranged at four corners of the lower end of the bottom plate (703).
7. The quantitative sampling device for petroleum detection as claimed in claim 1, wherein the motor (501) is electrically connected with a power supply through a lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921897913.2U CN211205883U (en) | 2019-11-06 | 2019-11-06 | Quantitative sampling device for petroleum detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921897913.2U CN211205883U (en) | 2019-11-06 | 2019-11-06 | Quantitative sampling device for petroleum detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211205883U true CN211205883U (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921897913.2U Expired - Fee Related CN211205883U (en) | 2019-11-06 | 2019-11-06 | Quantitative sampling device for petroleum detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211205883U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113484097A (en) * | 2021-08-20 | 2021-10-08 | 太原学院 | Pollutant sampling device for water environmental engineering detection |
-
2019
- 2019-11-06 CN CN201921897913.2U patent/CN211205883U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113484097A (en) * | 2021-08-20 | 2021-10-08 | 太原学院 | Pollutant sampling device for water environmental engineering detection |
| CN113484097B (en) * | 2021-08-20 | 2023-03-21 | 太原学院 | Pollutant sampling device for water environmental engineering detection |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200807 Termination date: 20211106 |