CN113514286A - Sampling device for petroleum detection - Google Patents
Sampling device for petroleum detection Download PDFInfo
- Publication number
- CN113514286A CN113514286A CN202110783661.6A CN202110783661A CN113514286A CN 113514286 A CN113514286 A CN 113514286A CN 202110783661 A CN202110783661 A CN 202110783661A CN 113514286 A CN113514286 A CN 113514286A
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- frame
- sampling
- fixing column
- rotating shaft
- fixing
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
Abstract
The invention relates to a sampling device, in particular to a sampling device for petroleum detection. The technical problems of the invention are as follows: the sampling device for petroleum detection can be used for rapidly sampling petroleum and cleaning the device after sampling. A sampling device for petroleum detection comprises: the number of the first frames is one; a second frame disposed on the first frame; the sampling frame is arranged on the side part of the second frame; the first connecting rods are arranged between the second frame and the sampling frame, and the number of the first connecting rods is two. The invention achieves the effects of quickly sampling petroleum and cleaning the device after sampling; according to the invention, the second pressing plate moves up and down, so that a cleaning agent is injected into the sampling frame, and the effect of cleaning the sampling frame can be realized.
Description
Technical Field
The invention relates to a sampling device, in particular to a sampling device for petroleum detection.
Background
Petroleum is a combustible oily liquid which is mainly mixed with hydrocarbon and has special odor and color. Before people process and use petroleum, sampling and detecting the petroleum are needed.
The existing petroleum sampling equipment, for example, chinese patent with patent publication No. CN208672367U discloses a portable petroleum sampling device, which comprises a device main body, a rotary cover plate and a fixed metal plate, wherein the top of the device main body is rotatably connected with the rotary cover plate, the bottom of the device main body is fixedly connected with the fixed metal plate, and the edges of the left and right ends of the fixed metal plate and the edges of the left and right ends of the rotary cover plate are horizontally aligned. This oil sampling device once takes a sample the back to oil, need wash this device during secondary sampling to the in-process of sample is comparatively inconvenient.
Therefore, it is necessary to design a sampling device for oil detection, which can quickly sample oil and clean the device after sampling.
Disclosure of Invention
In order to overcome the defect that after once sampling of petroleum, a sampling device needs to be cleaned, so that the sampling process is inconvenient, the invention has the technical problems that: the sampling device for petroleum detection can be used for rapidly sampling petroleum and cleaning the device after sampling.
The purpose of the invention is realized by adopting the following technical scheme:
a sampling device for petroleum detection comprises: the number of the first frames is one; a second frame disposed on the first frame; the sampling frame is arranged on the side part of the second frame; the first connecting rods are arranged between the second frame and the sampling frame, and the number of the first connecting rods is two; the first pressing plate is arranged in the sampling frame in a sliding manner; the driving mechanism is arranged in the second frame; and the switch mechanism is arranged in the first frame.
Wherein, actuating mechanism includes: the fixing plate is arranged on the second frame; the motor is arranged on the fixing plate; the first button is arranged on the upper part of the motor in a sliding manner; the first linear spring is arranged between the first button and the motor; the first straight gear is arranged on an output shaft of the motor; the rack is arranged on the first pressure plate, and the first straight gear is meshed with the rack.
Wherein, the switching mechanism includes: the first fixing column is arranged in the first frame; the second button is arranged on the first fixing column in a sliding manner; the second linear spring is arranged between the second button and the first fixing column; the first wedge block is arranged on the second button; the second fixing column is arranged on the front side of the second frame; the first rotating shaft is rotatably arranged on the second fixing column; the second connecting rod is arranged on the first rotating shaft; and the first torsion spring is arranged between the second fixing column and the second connecting rod, and the first torsion spring is sleeved on the first rotating shaft.
Wherein, still including wiper mechanism, wiper mechanism is including: the second rotating shaft is rotatably arranged on the second frame; the second straight gear is arranged on the second rotating shaft and is meshed with the rack; the fifth fixing column is arranged at the upper part of the sampling frame; the material storage box is arranged on the fifth fixing column; the fourth fixing columns are symmetrically arranged on the material storage box; the material receiving barrel is arranged between the fourth fixing columns; the guide wheels are symmetrically arranged on the material storage box; the third fixing column is arranged on the material storage box; the second pressing plate is arranged on the third fixing column in a sliding mode and is connected with the material receiving barrel in a sliding mode; the third linear spring is arranged between the second pressing plate and the third fixing column; and the pull rope is arranged between the second pressing plate and the second rotating shaft and bypasses the guide wheel.
Wherein, still including stock stop, stock stop is including: the second wedge-shaped blocks are symmetrically arranged on the second pressing plate; the sixth fixing columns are symmetrically arranged on the sampling frame; the sliding rod is arranged between the sixth fixing columns in a sliding manner; the fourth linear spring is arranged between the sliding rod and the sixth fixed column; the third wedge blocks are symmetrically arranged on the sliding rod; the first baffle is arranged on the sliding rod.
Wherein, still including separation mechanism, separation mechanism is including: the water pipe is arranged between the material storage box and the material receiving cylinder; the seventh fixing column is symmetrically arranged in the water pipe; the third rotating shaft is rotatably arranged between the seventh fixing columns; the second baffle is arranged on the third rotating shaft; the second torsion spring is arranged between the second baffle and the third rotating shaft; and the third baffle is arranged in the water pipe.
Wherein, still including collecting the mechanism, collect the mechanism including: the conveying pipe is arranged at the lower part of the sampling frame and is communicated with the sampling frame; the eighth fixing column is symmetrically arranged at the lower part of the sampling frame; and the material storage pipe is arranged between the eighth fixing columns in a sliding manner, and the material conveying pipe is movably connected with the material storage pipe.
Wherein, the storage pipe is made of glass.
The invention has the following advantages: 1. the invention achieves the effects of quickly sampling petroleum and cleaning the device after sampling;
2. according to the invention, the first straight gear is meshed with the teeth, so that the first pressing plate moves left and right, and the effect of quickly sampling petroleum can be realized;
3. according to the invention, the second pressing plate moves up and down, so that a cleaning agent is injected into the sampling frame, and the effect of cleaning the sampling frame can be realized.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second embodiment of the present invention.
Fig. 3 is a third perspective view of the present invention.
Fig. 4 is a schematic perspective view of a first driving mechanism according to the present invention.
Fig. 5 is a schematic perspective view of a second driving mechanism according to the present invention.
Fig. 6 is a schematic perspective view of the switch mechanism of the present invention.
Fig. 7 is a schematic perspective view of the cleaning mechanism of the present invention.
Fig. 8 is an enlarged perspective view of part a of the present invention.
Fig. 9 is a schematic perspective view of the stock stop of the present invention.
Fig. 10 is a schematic perspective view of the blocking mechanism of the present invention.
Fig. 11 is a schematic perspective view of the collecting mechanism of the present invention.
In the above drawings: 1: first frame, 2: second frame, 3: sample frame, 4: first link, 5: first presser plate, 6: drive mechanism, 61: fixing plate, 62: motor, 63: first button, 64: first linear spring, 65: first straight gear, 66: rack, 7: switch mechanism, 71: first fixing column, 72: second button, 73: second linear spring, 74: first wedge block, 75: second link, 76: second fixing column, 77: first rotating shaft, 78: first torsion spring, 8: cleaning mechanism, 81: second rotating shaft, 82: second spur gear, 83: pull cord, 84: guide wheel, 85: charging barrel, 86: second presser plate, 87: third fixing column, 88: third linear spring, 89: fourth fixing column, 810: storage case, 811: fifth fixing column, 9: stock stop, 91: second wedge block, 92: third wedge, 93: sixth fixing post, 94: slide bar, 95: fourth linear spring, 96: first baffle, 10: blocking mechanism, 101: water pipe, 102: seventh fixing column, 103: third rotating shaft, 104: second torsion spring, 105: second baffle, 106: third baffle, 11: collection mechanism, 111: conveying pipe, 112: storage tube, 113: and an eighth fixed column.
Detailed Description
Reference herein to an embodiment means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Example 1
The utility model provides a sampling device for oil detection, as shown in fig. 1-3, including first frame 1, second frame 2, sample frame 3, first connecting rod 4, first clamp plate 5, actuating mechanism 6 and on-off mechanism 7, be equipped with second frame 2 on the first frame 1, second frame 2 left side is equipped with sample frame 3, be connected with two first connecting rods 4 between second frame 2 and the sample frame 3, the slidingtype is equipped with first clamp plate 5 in the sample frame 3, be equipped with actuating mechanism 6 in the second frame 2, be equipped with on-off mechanism 7 in the first frame 1.
When the user need examine the oil, can use this device, at first, place this device and extract the position of oil, then drive actuating mechanism 6 through on-off mechanism 7 and move for actuating mechanism 6 drives first clamp plate 5 and removes to the right side, makes sample frame 3 extract the oil, and after the extraction was accomplished, it can to close actuating mechanism 6's part through on-off mechanism 7.
Example 2
On the basis of embodiment 1, as shown in fig. 4 to 6, the driving mechanism 6 includes a fixing plate 61, a motor 62, a first button 63, a first linear spring 64, a first linear gear 65 and a rack 66, the fixing plate 61 is disposed on the second frame 2, the motor 62 is disposed on the fixing plate 61, the first button 63 is slidably disposed on the upper portion of the motor 62, the first linear spring 64 is connected between the first button 63 and the motor 62, the first button 63 is electrically connected to the motor 62, the first linear gear 65 is disposed on an output shaft of the motor 62, the rack 66 is disposed on the right side of the first pressing plate 5, and the first linear gear 65 is engaged with the rack 66.
The user can press first button 63 through on-off mechanism 7, first linear spring 64 is compressed this moment, motor 62 drives first straight gear 65 after starting and rotates, through first straight gear 65 and the meshing of rack 66, make rack 66 drive first clamp plate 5 and remove to the right side, so remove to the right side through first clamp plate 5, sample frame 3 can extract the oil, because open on sample frame 3 left side has the aperture, the user can collect the oil through sample frame 3 apertures, the oil sample extraction is accomplished the back, the user no longer presses first button 63 through on-off mechanism 7, first linear spring 64 resets this moment.
The switch mechanism 7 comprises a first fixing column 71, a second button 72, a second linear spring 73, a first wedge-shaped block 74, a second connecting rod 75, a second fixing column 76, a first rotating shaft 77 and a first torsion spring 78, the first fixing column 71 is arranged in the first frame 1, the second button 72 is arranged on the first fixing column 71 in a sliding mode, the second linear spring 73 is connected between the second button 72 and the first fixing column 71, the first wedge-shaped block 74 is arranged on the second button 72, the second fixing column 76 is arranged on the front side of the second frame 2, the first rotating shaft 77 is arranged on the second fixing column 76 in a rotating mode, the second connecting rod 75 is arranged on the first rotating shaft 77, the first torsion spring 78 is connected between the second fixing column 76 and the second connecting rod 75, and the first torsion spring 78 is sleeved on the first rotating shaft 77.
The user can press the second button 72, the second linear spring 73 is compressed, the second button 72 drives the first wedge block 74 to move towards the right side, the first wedge block 74 jacks up the left side of the second connecting rod 75, the first button 63 is pressed downwards by the right side of the second connecting rod 75, the first torsion spring 78 deforms, when the user does not apply force to the second button 72, under the reset action of the second linear spring 73, the second button 72 and the first wedge block 74 move towards the left to reset, the first wedge block 74 does not abut against the second connecting rod 75 any more, under the reset action of the first torsion spring 78, the second connecting rod 75 rotates reversely to reset, and at the moment, the first button 63 is not pressed by the second connecting rod 75 any more.
Example 3
On the basis of embodiment 2, as shown in fig. 7 to 11, the cleaning device 8 further includes a cleaning mechanism 8, the cleaning mechanism 8 includes a second rotating shaft 81, a second spur gear 82, a pulling rope 83, a guide wheel 84, a material receiving cylinder 85, a second pressing plate 86, a third fixing column 87, a third linear spring 88, a fourth fixing column 89, a material storage box 810 and a fifth fixing column 811, the second rotating shaft 81 is rotatably disposed on the second frame 2, the second rotating shaft 81 is provided with the second spur gear 82, the second spur gear 82 is engaged with the rack 66, the upper portion of the sampling frame 3 is provided with the fifth fixing column 811, the material storage box 810 is disposed on the fifth fixing column 811, the left side of the material storage box 810 is provided with two fourth fixing columns 89, the material receiving cylinder 85 is connected between the fourth fixing columns 89, the guide wheel 84 is symmetrically disposed in front and back on the left side of the material storage box 810, the upper portion of the left side of the material storage box 810 is provided with the third fixing column 87, the second pressing plate 86 is slidably disposed on the third fixing column 87, the second pressing plate 86 is connected with the material receiving cylinder 85 in a sliding mode, a third linear spring 88 is connected between the second pressing plate 86 and the third fixing column 87, a pull rope 83 is connected between the second pressing plate 86 and the second rotating shaft 81, and the pull rope 83 bypasses the guide wheel 84.
The user can load the detergent for cleaning oil into the storage tank 810, and connect a hose between the storage tank 810 and the receiving cylinder 85, and during the process that the rack 66 moves to the right side, the rack 66 is meshed with the second straight gear 82, so that the second rotating shaft 81 starts to rotate, at this time, the second rotating shaft 81 starts to take up the pull rope 83, the pull rope 83 pulls the second pressing plate 86 to move upwards, the third linear spring 88 is compressed, at this time, the cleaning agent in the storage tank 810 flows to the material collecting barrel 85 through the hose, when the rack 66 is moved to the left side to be reset, by the rack 66 being engaged with the second spur gear 82, so that the second rotating shaft 81 starts to rotate reversely, at this time, the second rotating shaft 81 performs wire releasing on the pulling rope 83, under the reset action of the third linear spring 88, the second pressure plate 86 moves downwards and extrudes the cleaning agent in the material collecting barrel 85 downwards to the sampling frame 3, so that the sampling frame 3 is cleaned.
Still including stock stop 9, stock stop 9 is including second wedge 91, third wedge 92, sixth fixed column 93, slide bar 94, fourth linear spring 95 and first baffle 96, the last symmetry of second clamp plate 86 is equipped with second wedge 91, the last symmetry of sample frame 3 is equipped with sixth fixed column 93, slidingtype is equipped with slide bar 94 between sixth fixed column 93, be connected with fourth linear spring 95 between slide bar 94 and the sixth fixed column 93, the symmetry is equipped with third wedge 92 on the slide bar 94, second wedge 91 and the cooperation of third wedge 92, be equipped with first baffle 96 on the slide bar 94.
Still including separation mechanism 10, separation mechanism 10 is including water pipe 101, seventh fixed column 102, third pivot 103, second torsion spring 104, second baffle 105 and third baffle 106, be connected with water pipe 101 between storage case 810 and the material receiving cylinder 85, water pipe 101 internal symmetry formula is equipped with seventh fixed column 102, the rotary type is equipped with third pivot 103 between the seventh fixed column 102, be equipped with second baffle 105 in the third pivot 103, be connected with second torsion spring 104 between second baffle 105 and the third pivot 103, be equipped with third baffle 106 in the water pipe 101.
When second baffle 105 rebound, the cleaner in the storage case 810 can be taken out to in the material collecting barrel 85, second baffle 105 upset to the left side this moment, second torsion spring 104 takes place deformation, when the cleaner in the storage case 810 no longer takes out to in the material collecting barrel 85, under second torsion spring 104's reset action, second baffle 105 counter-rotation resets, because third baffle 106 can support second baffle 105, thereby can prevent that the cleaner from flowing back in the material collecting barrel 85.
Still including collecting mechanism 11, collect mechanism 11 including conveying pipeline 111, storage pipe 112 and eighth fixed column 113, the intercommunication of 3 lower parts of sample frame has conveying pipeline 111, and the 3 lower parts of sample frame are equipped with two eighth fixed columns 113, and sliding connection has storage pipe 112 between the eighth fixed column 113, and conveying pipeline 111 and the movable connection of storage pipe 112.
The oil in the sampling frame 3 can flow to the material conveying pipe 111 through the small hole and then flow to the material storage pipe 112, so that the oil can be collected, and then a user can vertically turn the sampling frame 3 over and separate the material storage pipe 112 from the material conveying pipe 111, so that the material conveying pipe 111 is taken down.
It should be understood that this example is only for illustrating the present invention and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
Claims (8)
1. A sampling device for petroleum detection is characterized by comprising:
a first frame (1), the number of the first frame (1) being one;
a second frame (2), the second frame (2) being disposed on the first frame (1);
the sampling frame (3), the sampling frame (3) is arranged on the side part of the second frame (2);
the first connecting rods (4) are arranged between the second frame (2) and the sampling frame (3), and the number of the first connecting rods (4) is two;
the first pressing plate (5), the first pressing plate (5) is slidably arranged in the sampling frame (3);
a drive mechanism (6), the drive mechanism (6) being disposed within the second frame (2);
and the switch mechanism (7), wherein the switch mechanism (7) is arranged in the first frame (1).
2. A sampling device for oil testing as defined in claim 1, characterized in that the driving means (6) comprises:
a fixing plate (61), the fixing plate (61) being provided on the second frame (2);
the motor (62), the motor (62) is set up on the fixed plate (61);
the first button (63), the first button (63) is slidably arranged on the upper part of the motor (62);
a first linear spring (64), the first linear spring (64) being disposed between the first button (63) and the motor (62);
a first straight gear (65), wherein the first straight gear (65) is arranged on an output shaft of the motor (62);
the rack (66), the rack (66) is set up on the first clamp plate (5), the first straight gear (65) and rack (66) mesh.
3. A sampling device for oil testing as defined in claim 2, characterized in that the switching mechanism (7) comprises:
a first fixing column (71), the first fixing column (71) being disposed within the first frame (1);
the second button (72) is arranged on the first fixing column (71) in a sliding mode;
the second linear spring (73), the second linear spring (73) is set between the second button (72) and the first fixed column (71);
a first wedge block (74), the first wedge block (74) being disposed on the second button (72);
a second fixing column (76), wherein the second fixing column (76) is arranged on the front side of the second frame (2);
the first rotating shaft (77), the first rotating shaft (77) is rotatably arranged on the second fixing column (76);
a second link (75), the second link (75) being provided on the first rotating shaft (77);
and the first torsion spring (78), the first torsion spring (78) is arranged between the second fixed column (76) and the second connecting rod (75), and the first torsion spring (78) is sleeved on the first rotating shaft (77).
4. A sampling device for oil quality testing according to claim 3, further comprising a cleaning mechanism (8), the cleaning mechanism (8) comprising:
the second rotating shaft (81), the second rotating shaft (81) is rotatably arranged on the second frame (2);
the second straight gear (82), the second straight gear (82) is set in second spindle (81), the second straight gear (82) engages with rack (66);
the fifth fixing column (811), the fifth fixing column (811) is set up in the upper portion of the sample frame (3);
the storage box (810), the storage box (810) is arranged on the fifth fixing column (811);
the fourth fixing columns (89) are symmetrically arranged on the material storage box (810);
the material receiving barrel (85), the material receiving barrel (85) is arranged between the fourth fixing columns (89);
the guide wheels (84), the guide wheels (84) are symmetrically arranged on the storage box (810);
the third fixing column (87), the third fixing column (87) is arranged on the material storage box (810);
the second pressing plate (86) is arranged on the third fixing column (87) in a sliding mode, and the second pressing plate (86) is connected with the material collecting barrel (85) in a sliding mode;
the third linear spring (88), the third linear spring (88) is set up between third fixed column (87) and the second presser plate (86);
and the pull rope (83), the pull rope (83) is arranged between the second pressing plate (86) and the second rotating shaft (81), and the pull rope (83) bypasses the guide wheel (84).
5. The sampling device for petroleum detection as defined in claim 4, further comprising a stopper mechanism (9), wherein the stopper mechanism (9) comprises:
the second wedge-shaped block (91), the second wedge-shaped block (91) is symmetrically arranged on the second pressure plate (86);
the sixth fixing columns (93) are symmetrically arranged on the sampling frame (3);
the sliding rod (94), the sliding rod (94) is arranged between the sixth fixed columns (93) in a sliding manner;
the fourth linear spring (95), the fourth linear spring (95) is set up between slide bar (94) and sixth fixed column (93);
the third wedge block (92), the third wedge block (92) is symmetrically arranged on the sliding rod (94);
a first baffle (96), the first baffle (96) being disposed on the slide bar (94).
6. The sampling device for petroleum detection as set forth in claim 5, further comprising a blocking mechanism (10), the blocking mechanism (10) comprising:
the water pipe (101), the water pipe (101) is arranged between the material storage box (810) and the material receiving cylinder (85);
the seventh fixing column (102), the seventh fixing column (102) is symmetrically arranged in the water pipe (101);
the third rotating shaft (103), the third rotating shaft (103) is rotatably arranged between the seventh fixing columns (102);
the second baffle (105), the second baffle (105) is set up on the third spindle (103);
a second torsion spring (104), wherein the second torsion spring (104) is arranged between the second baffle plate (105) and the third rotating shaft (103);
and a third baffle plate (106), wherein the third baffle plate (106) is arranged in the water pipe (101).
7. The sampling device for petroleum exploration according to claim 6, further comprising a collection means (11), said collection means (11) comprising:
the material conveying pipe (111) is arranged at the lower part of the sampling frame (3), and the material conveying pipe (111) is communicated with the sampling frame (3);
the eighth fixed column (113), the eighth fixed column (113) is symmetrically arranged at the lower part of the sampling frame (3);
the storage pipe (112), the storage pipe (112) slidable formula sets up between eighth fixed column (113), and conveying pipeline (111) and storage pipe (112) are movable to be connected.
8. The sampling device for petroleum exploration according to claim 7, characterized in that said storage tube (112) is made of glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110783661.6A CN113514286A (en) | 2021-07-12 | 2021-07-12 | Sampling device for petroleum detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110783661.6A CN113514286A (en) | 2021-07-12 | 2021-07-12 | Sampling device for petroleum detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113514286A true CN113514286A (en) | 2021-10-19 |
Family
ID=78066919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110783661.6A Withdrawn CN113514286A (en) | 2021-07-12 | 2021-07-12 | Sampling device for petroleum detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113514286A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116718590A (en) * | 2023-08-10 | 2023-09-08 | 大厂回族自治县溢洋油脂有限公司 | Detection device and detection method for grease |
-
2021
- 2021-07-12 CN CN202110783661.6A patent/CN113514286A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116718590A (en) * | 2023-08-10 | 2023-09-08 | 大厂回族自治县溢洋油脂有限公司 | Detection device and detection method for grease |
| CN116718590B (en) * | 2023-08-10 | 2023-10-20 | 大厂回族自治县溢洋油脂有限公司 | Detection device and detection method for grease |
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Application publication date: 20211019 |