CN211553393U - Ampoule bottle extractor of hydration calorimeter - Google Patents
Ampoule bottle extractor of hydration calorimeter Download PDFInfo
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- CN211553393U CN211553393U CN201922172725.XU CN201922172725U CN211553393U CN 211553393 U CN211553393 U CN 211553393U CN 201922172725 U CN201922172725 U CN 201922172725U CN 211553393 U CN211553393 U CN 211553393U
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Abstract
The utility model discloses a hydration calorimeter ampoule extractor relates to sampling equipment technical field. The utility model discloses a base, support, mount, sample axle, sample sucking disc and electrical source controller, the support lower extreme is fixed on the base, the upper end fixed connection mount of support, be provided with the through-hole that supplies the sample axle to alternate on the mount, the sample axle is vertical to be installed on the mount, and the cover is established in the through-hole of mount, the sample sucking disc is fixed at sample axle lower extreme, the sample sucking disc is the sample sucking disc, electrical source controller is connected with the sample sucking disc electricity, and the logical of control sample sucking disc discharges. This application adopts the sample sucking disc to absorb the ampoule, and its simple structure, convenient operation can accurately extract the ampoule fast, reduces the vibration to hydration calorimeter when effectively reducing and extracting the ampoule, reduces the influence to sensitivity, reduces detection error, improves and detects the precision.
Description
Technical Field
The utility model relates to a sampling equipment technical field, more specifically say and relate to a hydration calorimeter ampoule extractor.
Background
An eight channel calorimeter is a device that is specifically applied to and measures sensitive and stable heat flow. It is a development of new formulations in the preparation and preparation of cement and concrete, or a quality control tool, the detection of which can be accurate to milliwatt sensitivity, and which uses a temperature range of 5-90 ℃, all calorimetric channels are paired, comprising a sample cell and a reference cell, all of which have a volume of 20 ml. The thermostat bath uses circulating air as a medium, and ensures the stability of temperature (fluctuation less than 0.02 ℃ (k)) by an internal temperature regulation system, and the high accuracy and stability of the thermostat bath allow the calorimeter to measure heat flow continuously for a long time.
In the experiment, the slurry of the gelled material is prepared outside the calorimeter, the gelled material to be measured needs to be quantitatively weighed, the reaction liquid needs to be quantitatively weighed, the gelled material and the reaction liquid are uniformly mixed in an ampoule bottle, the ampoule bottle is placed inside the calorimeter, and an external cover is covered.
The operation process of the existing equipment in use is as follows:
1. weighing a sample, putting the sample into an ampoule bottle, mixing the sample, sealing the ampoule bottle and installing a hook;
2. the hand-held extraction hook is aligned with the hook to hang the ampoule bottle and place the ampoule bottle in the position shown in the figure;
3. taking the extraction hook off the ampoule bottle;
4. placing a lead block;
5. and covering the cover plate.
The ampoule bottle hook with the sample is hooked by the extraction hook, the ampoule bottle hook is slowly placed into the inner cavity from the outside of the hydration calorimeter, the inner cavity of the hydration calorimeter is not provided with light rays, the placement position is deep, the target position cannot be clearly and accurately seen in the placement process, if the extraction hook is not released in the position, the ampoule bottle falls down, large vibration can be generated, the vibration can cause fluctuation of heat signals, and the influence on signal transmission causes instability of data. When taking out the ampoule, because inside no light, draw the unable accuracy of hook and draw the ampoule fast, need increase handheld external light source, the operation needs both hands to operate.
The ampoule bottle extraction mode in the existing hydration calorimeter cannot accurately position the ampoule bottle, is easy to operate by mistake, causes large vibration and influences heat data; an ampoule bottle needs to be positioned and extracted by an external light source; the operation is complicated. At present, a plurality of sampling devices are provided, the patent application number is 20101021767575.3, the name is a mixing and sampling device for measuring the hydration heat of the solid such as cement and the like by a micro calorimeter, the mixing and sampling device is mainly a solid-liquid mixing and sampling device, the disadvantage of uneven solid-liquid mixing exists, and reliable hydration heat data cannot be obtained, the patent application number is 201710773790.0, the name is a sampler, the stirring, filtering and sampling processes of a sample by the sampler are realized by one device, and the sampling and detection of a powdery sample are mainly completed; patent application number is 201910244734.7, the name is a sampler, mainly is through the removal of interior outer tube connection through the slider, and the sample cup gets into the sample that viscosity is big and carries out the extraction of sample again, and above patent all exists and can only extract visual and powder or liquid, can not use the extraction of the ampoule of hydration calorimeter.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defect and not enough that exist among the above-mentioned prior art, the utility model provides a hydration calorimeter ampoule extractor, the invention aim at of this application reduces the influence to sensitivity to the vibration of hydration calorimeter when reducing the extraction ampoule, reduces the error that detects, improves the precision that detects data. This application adopts the sample sucking disc to absorb the ampoule, and its simple structure, convenient operation can accurately extract the ampoule fast, reduces the vibration to hydration calorimeter when effectively reducing and extracting the ampoule, reduces the influence to sensitivity, reduces detection error, improves and detects the precision.
In order to solve the problems existing in the prior art, the method is realized by the following technical scheme:
hydration calorimeter ampoule extractor which characterized in that: including base, support, mount, sample axle, sample sucking disc and electrical source controller, the support lower extreme is fixed on the base, the upper end fixed connection mount of support, be provided with the through-hole that supplies the sample axle to alternate on the mount, the sample axle is vertical to be installed on the mount, and the cover is established in the through-hole of mount, the sample sucking disc is fixed at the sample axle lower extreme, the sample sucking disc is electromagnetic chuck, electrical source controller is connected with the sample sucking disc electricity, and the logical of control sample sucking disc discharges.
The fixed frame is provided with a limiting groove, the sampling shaft is fixedly provided with a limiting pointer, and the limiting pointer and the limiting groove are matched to limit the extraction stroke of the sampling shaft.
And a position dial gauge is arranged on one side of the limiting groove.
The fixed frame is provided with a fixed knob, the fixed knob is in threaded connection with the fixed frame, and one end of the fixed knob screwed into the fixed frame is matched with the sampling shaft and used for fixing the position of the sampling shaft.
The limiting pointer comprises an installation sleeve and a pointer, the installation sleeve and the pointer are sleeved on the sampling shaft, the pointer is fixed on the installation sleeve, the installation sleeve is sleeved on the sampling shaft, a fixing piece is arranged on the installation sleeve, the fixing piece is in threaded connection with the installation sleeve, one end of the fixing piece screwed in the installation sleeve is matched with the sampling shaft, and the installation sleeve is fixed on the sampling shaft.
The sampling shaft is a hollow pipe, and a connecting wire electrically connected with the sampling sucker by the power supply controller is arranged in the sampling shaft in a penetrating way.
The ampoule bottle opening and closing device is characterized in that a plurality of idler wheels are arranged at the bottom of the base, and a groove for the ampoule bottle to pass through is formed in the base.
The bottom of support is provided with the support seat, the support seat is installed in base one side.
The working principle of the utility model is as follows:
this application mainly adopts manual control's sample sucking disc, adsorbs the ampoule that has the metal iron cover, presses the button and magnetizes back sample sucking disc and gets the electricity and hold the iron cover ampoule to the auto-lock shifts into the inside cavity of micro hydration calorimeter, according to moving and gets ware location limit sign, places the work of placing of accomplishing the ampoule of magnetism after good.
Move and get the ampoule, the sample sucking disc is put into equipment along equipment inner wall, and to spacing indicating position, stop moving down, press the button and magnetize, the sucking disc charges, holds the ampoule, shifts out the ampoule equipment, places, presses and releases the magnetism button, accomplishes the process of sample. The specific operation steps are as follows:
a placing ampoule bottle
1. Moving the sample extractor to a target sample cell position, adjusting a sampling sucker to be positioned at the right top end of the sample cell, loosening a sampling shaft fixing knob and a limiting pointer fixing knob, slowly moving the sampling sucker into the sample cell, adjusting a limiting pointer to a zero point when the sampling sucker reaches a bottom plate, and screwing the limiting pointer fixing knob;
2. lifting the sampling sucker, pointing the limiting pointer to the maximum position of the dial, and screwing down the right side fixing knob;
3. measuring the height of the ampoule bottle by using an external measuring scale, and recording;
4. moving a roller at the bottom of the extractor to an ampoule bottle placing position, so that the electromagnetic sampling sucker is positioned right above the ampoule bottle;
5. loosening the right fixing knob, enabling the electromagnetic sampling sucker to be close to the ampoule bottle, and opening a sampling sucker switch to suck the ampoule bottle at the end of the sampling sucker;
6. moving the extractor to a target sample pool position, loosening the right fixing knob, slowly putting down the sampling sucker, and closing a switch of the sampling sucker when the scale reaches the height value of the dial ampoule bottle;
7. and lifting the electromagnetic sampling sucker to enable the limiting pointer to point to the maximum position of the dial, and screwing down the right fixing knob to finish the process of placing the ampoule bottle.
B moving and taking ampoule bottle
1. Moving the extractor to a target sample cell position, adjusting a sampling sucker to be positioned at the right top end of the sample cell, loosening a sampling shaft fixing knob and a limiting pointer fixing knob, slowly moving the sampling sucker into the sample cell, and paying attention to that the right side fixing knob is loosened when the limiting pointer points to the height of the ampoule bottle;
2. opening a sampling sucker switch, charging the sampling sucker, and sucking the ampoule bottle by the sampling sucker;
3. quickly lifting the sampling sucker, and screwing the right fastening knob after the pointer reaches the maximum scale;
4. and moving a roller at the bottom of the extractor to the ampoule bottle placing area, loosening the right fastening knob and placing the ampoule bottle in the placing area.
Compared with the prior art, the beneficial technical effects brought by the application are shown in that:
1. this application adopts the sample sucking disc to absorb the ampoule, and its simple structure, convenient operation can accurately extract the ampoule fast, reduces the vibration to hydration calorimeter when effectively reducing and extracting the ampoule, reduces the influence to sensitivity, reduces detection error, improves and detects the precision.
2. Offer the spacing groove on the mount in this application, the spacing groove is injectd the height of drawing and the below height of sample axle, simultaneously when placing the sample bottle, can confirm the depth of insertion when the ampoule is placed to the sample axle according to the position of spacing pointer indication on the spacing groove, when picking up the ampoule, after the sample axle reaches this degree of depth, the sample sucking disc circular telegram can ensure that the sample sucking disc accurately absorbs the ampoule, ensures the accuracy of sample, draws out the ampoule.
3. This application sets up the position graduation apparatus in spacing groove one side, can make the better lower depth of visiting of mark sample axle of operating personnel, makes things convenient for operating personnel to operate, when placing the ampoule, can have fine control and mark to putting into the degree of depth, when drawing, can ensure that the accuracy draws the ampoule.
4. Be provided with fixed knob on the mount in this application for fixed sample axle prevents that the sample axle from sliding under its self action of gravity, after picking up the ampoule and drawing out the ampoule, can fix the sample axle through fixed knob, then take off the ampoule from the sampling sucking disc, perhaps be operation power supply controller, make the sampling sucking disc discharge, release the ampoule, such operating mode, make operating personnel can the one-hand operation, it is more convenient.
5. In this application pointer is not fixed on the dabber completely, but can carry out position control through the mounting to the ampoule of adaptation different specifications.
6. The sampling shaft adopts a hollow tube, and the middle part of the sampling shaft is provided with a connecting wire, so that a good insulation effect can be achieved, and the influence on the detection precision caused by the direct contact of the connecting wire with a medium in the hydration calorimeter is prevented.
Drawings
Fig. 1 is a schematic perspective view of the extractor of the present invention;
reference numerals: 1. the device comprises a base, 2, a support, 3, a fixing frame, 4, a sampling shaft, 5, a sampling sucker, 6, a power supply controller, 7, a through hole, 8, a limiting groove, 9, a limiting pointer, 10, a position dial gauge, 11, a fixing knob, 12, an installation sleeve, 13, a pointer, 14, a fixing piece, 15, a roller, 16, a groove, 17 and a support seat.
Detailed Description
The technical solution of the present invention will be further elaborated with reference to the drawings attached to the description.
Example 1
Referring to the accompanying drawings 1 as a preferred embodiment of the present application, the embodiment discloses:
hydration calorimeter ampoule extractor, including base 1, support 2, mount 3, sample axle 4, sample sucking disc 5 and electrical source controller 6, 2 lower extremes of support are fixed on base 1, and the upper end fixed connection mount 3 of support 2, be provided with the through-hole 7 that supplies sample axle 4 to alternate on the mount 3, sample axle 4 is vertical to be installed on mount 3, and the cover establishes in through-hole 7 of mount 3, sample sucking disc 5 is fixed at sample axle 4 lower extreme, sample sucking disc 5 is the sample sucking disc, electrical source controller 6 is connected with sample sucking disc 5 electricity, and the logical of control sample sucking disc 5 discharges. This application adopts manual control, adopts manual control's sample sucking disc, adsorbs the ampoule that has the metal iron cover, presses the button and magnetizes back sample sucking disc and gets the electricity and hold the iron cover ampoule to the auto-lock shifts into the inside cavity of micro hydration calorimeter, according to moving ware location limit sign, places the work of placing of accomplishing the ampoule of magnetism after good. This application adopts manual control, adopts manual control's sample sucking disc, adsorbs the ampoule that has the metal iron cover, presses the button and magnetizes back sample sucking disc and has electric attraction iron cover ampoule to the auto-lock shifts into the inside cavity of micro hydration calorimeter, according to extractor location limit sign, places the work of placing of accomplishing the ampoule of putting of back demagnetization.
Example 2
As another preferred embodiment of the present application, referring to the attached fig. 1 of the specification, the present embodiment discloses:
hydration calorimeter ampoule extractor, including base 1, support 2, mount 3, sample axle 4, sample sucking disc 5 and electrical source controller 6, 2 lower extremes of support are fixed on base 1, and the upper end fixed connection mount 3 of support 2, be provided with the through-hole 7 that supplies sample axle 4 to alternate on the mount 3, sample axle 4 is vertical to be installed on mount 3, and the cover establishes in through-hole 7 of mount 3, sample sucking disc 5 is fixed at sample axle 4 lower extreme, sample sucking disc 5 is the sample sucking disc, electrical source controller 6 is connected with sample sucking disc 5 electricity, and the logical of control sample sucking disc 5 discharges. A limiting groove 8 is formed in the fixing frame 3, a limiting pointer 9 is fixed on the sampling shaft 4, and the limiting pointer 9 and the limiting groove 8 are matched to limit the extraction stroke of the sampling shaft 4; and a position dial gauge 10 is arranged on one side of the limiting groove 8. Offer spacing groove 8 on mount 3, spacing groove 8 is injectd the height of drawing and the below height of sample axle 4, simultaneously when placing the sampling bottle, can confirm the depth of insertion when the ampoule is placed to sample axle 4 according to the position of spacing pointer 9 indication on spacing groove 8, when picking up the ampoule, after sample axle 4 reaches this degree of depth, sample sucking disc 5 circular telegram, can ensure that sample sucking disc 5 accurately draws the ampoule, ensure the accuracy of sample, will sample the bottle and draw out. If the ampoule bottle is moved, the electromagnetic extractor is placed into the equipment along the inner wall of the equipment, the equipment is moved to a limit indicating position, the downward movement is stopped, the button is pressed to magnetize, the sucker is charged to suck the ampoule bottle, the ampoule bottle is moved out of the equipment and placed, and the magnetism releasing button is pressed to finish the sampling process.
Example 3
As another preferred embodiment of the present application, referring to the attached fig. 1 of the specification, the present embodiment discloses:
hydration calorimeter ampoule extractor, including base 1, support 2, mount 3, sample axle 4, sample sucking disc 5 and electrical source controller 6, 2 lower extremes of support are fixed on base 1, and the upper end fixed connection mount 3 of support 2, be provided with the through-hole 7 that supplies sample axle 4 to alternate on the mount 3, sample axle 4 is vertical to be installed on mount 3, and the cover establishes in through-hole 7 of mount 3, sample sucking disc 5 is fixed at sample axle 4 lower extreme, sample sucking disc 5 is the sample sucking disc, electrical source controller 6 is connected with sample sucking disc 5 electricity, and the logical of control sample sucking disc 5 discharges. The fixed frame 3 is provided with a limiting groove 8, the sampling shaft 4 is fixed with a limiting pointer 9, and the limiting pointer 9 and the limiting groove 8 are matched to limit the extraction stroke of the sampling shaft 4. And a position dial gauge 10 is arranged on one side of the limiting groove 8.
The fixed frame 3 is provided with a fixed knob 11, the fixed knob 11 is in threaded connection with the fixed frame 3, and one end of the fixed knob 11 screwed into the fixed frame 3 is matched with the sampling shaft 4 and used for fixing the position of the sampling shaft 4. The limiting pointer 9 comprises an installation sleeve 12 and a pointer 13, the installation sleeve 12 and the pointer 13 are sleeved on the sampling shaft 4, the pointer 13 is fixed on the installation sleeve 12, the installation sleeve 12 is sleeved on the sampling shaft 4, a fixing part 14 is arranged on the installation sleeve 12, the fixing part 14 is in threaded connection with the installation sleeve 12, one end of the fixing part 14 screwed into the installation sleeve 12 is matched with the sampling shaft 4, and the installation sleeve 12 is fixed on the sampling shaft 4. Be provided with fixed knob 11 on mount 3 in this application, be used for fixed sample shaft 4, prevent that sample shaft 4 from sliding under its self action of gravity, pick up the ampoule and draw out the sample bottle after, can fix sample shaft 4 through fixed knob 11, then take off the sample bottle from sample sucking disc 5, or operation electrical source controller 6, make sample sucking disc 5 discharge, release the sample bottle, such operating mode, make operating personnel can one-hand operation, it is more convenient. In the present application, the sampling pointer 13 is not completely fixed on the sampling shaft 4, but can be adjusted in position by the fixing member 14 to adapt to ampoules of different specifications.
The sampling shaft 4 is a hollow tube, and a connecting wire electrically connected with the power controller 6 and the sampling sucker 5 is arranged in the sampling shaft 4 in a penetrating way. The ampoule bottle packaging machine is characterized in that a plurality of rollers 15 are arranged at the bottom of the base 1, and a groove 16 for an ampoule bottle to pass through is formed in the base 1. The bottom of support 2 is provided with a support seat 17, support seat 17 installs in base 1 one side. The sampling shaft 4 adopts a hollow tube, and a connecting wire is arranged in the middle of the hollow tube, so that a good insulation effect can be achieved, and the connecting wire is prevented from directly contacting with a medium in the hydration calorimeter to influence the detection precision.
The working principle of the application is as follows:
this application adopts manual control, adopts manual control's sample sucking disc, adsorbs the ampoule that has the metal iron cover, presses the button and magnetizes back sample sucking disc and gets the electricity and hold the iron cover ampoule to the auto-lock shifts into the inside cavity of micro hydration calorimeter, according to moving ware location limit sign, places the work of placing of accomplishing the ampoule of magnetism after good.
Move and get the ampoule, the equipment is put into along the equipment inner wall to the electromagnetic extractor, to spacing indicating position, stops to move down, presses the button and magnetizes, and the sucking disc charges, holds the ampoule, shifts out the ampoule equipment, places, presses and releases the magnetism button, accomplishes the process of sample. The specific operation steps are as follows:
a placing ampoule bottle
1. The extractor moves to the position of a target sample cell, the sampling sucker 5 is adjusted to be positioned at the right top end of the sample cell, the sampling shaft fixing knob 11 and the limiting pointer 9 fixing knob 11 are loosened, the sampling sucker 5 is slowly moved into the sample cell, when the sampling sucker 5 reaches a bottom plate, the limiting pointer 9 is adjusted to reach the zero point, and the limiting pointer 9 fixing knob 14 is screwed down;
2. lifting the sampling sucker 5, pointing the limiting pointer 9 to the maximum position of the dial, and screwing the right fixing knob 11;
3. measuring the height of the ampoule bottle by using an external measuring scale, and recording;
4. moving the bottom roller 15 of the extractor to the ampoule bottle placing position, so that the electromagnetic sampling sucker 5 is positioned right above the ampoule bottle;
5. loosening the right fixing knob 11, enabling the electromagnetic sampling sucker 5 to be close to the ampoule bottle, and opening a sampling sucker switch to suck the ampoule bottle at the end of the sampling sucker;
6. moving the extractor to the position of a target sample cell, loosening the right fixing knob 11, slowly putting down the sampling sucker 5, and closing a sampling sucker switch when the scale reaches the height value of the dial ampoule bottle;
7. and lifting the sampling sucker 5 to enable the limiting pointer 9 to point to the maximum position of the dial, and screwing the right fixing knob 11 to finish the process of placing the ampoule bottle.
B moving and taking ampoule bottle
1. The extractor is moved to the position of a target sample cell, the sampling sucker 5 is adjusted to be positioned at the right top end of the sample cell, the fixing knob 11 and the fixing knob 11 of the limiting pointer 9 are loosened, the sampling sucker 5 is slowly moved into the sample cell, and the right fixing knob 11 is loosened when the limiting pointer 9 points to the height of the ampoule bottle;
2. opening a sampling sucker switch, charging the sampling sucker, and sucking the ampoule bottle by the sampling sucker;
3. quickly lifting the sampling sucker, and screwing the right fastening knob after the pointer 13 reaches the maximum scale;
4. and moving a roller 15 at the bottom of the extractor to the ampoule bottle placing area, loosening a fastening knob at the right side and placing the ampoule bottle in the placing area.
Claims (8)
1. Hydration calorimeter ampoule extractor which characterized in that: including base (1), support (2), mount (3), sample axle (4), sample sucking disc (5) and electrical source controller (6), support (2) lower extreme is fixed on base (1), upper end fixed connection mount (3) of support (2), be provided with through-hole (7) that supply sample axle (4) to alternate on mount (3), sample axle (4) are vertical to be installed on mount (3), and the cover establishes in through-hole (7) of mount (3), sample sucking disc (5) are fixed at sample axle (4) lower extreme, sample sucking disc (5) are the sample sucking disc, electrical source controller (6) are connected with sample sucking disc (5) electricity, and the logical discharge of control sample sucking disc (5).
2. The hydration calorimeter ampoule extractor of claim 1, wherein: the sampling device is characterized in that a limiting groove (8) is formed in the fixing frame (3), a limiting pointer (9) is fixed on the sampling shaft (4), and the limiting pointer (9) is matched with the limiting groove (8) to limit the extraction stroke of the sampling shaft (4).
3. The hydration calorimeter ampoule extractor of claim 2, wherein: and a position dial gauge (10) is arranged on one side of the limiting groove (8).
4. The hydration calorimeter ampoule extractor of any one of claims 1-3, wherein: be provided with fixed knob (11) on mount (3), fixed knob (11) and mount (3) threaded connection, one end and sample axle (4) cooperation in fixed knob (11) screw in mount (3) for the position of fixed sample axle (4).
5. The hydration calorimeter ampoule extractor of claim 2 or 3, wherein: spacing pointer (9) establish installation cover (12) and pointer (13) on sample axle (4) including the cover, pointer (13) are fixed on installation cover (12), and installation cover (12) cover is established on sample axle (4), is provided with mounting (14) on installation cover (12), mounting (14) and installation cover (12) threaded connection, the one end and the sample axle (4) cooperation of mounting (14) screw in installation cover (12), fix installation cover (12) on sample axle (4).
6. The hydration calorimeter ampoule extractor of any one of claims 1-3, wherein: the sampling shaft (4) is a hollow pipe, and a connecting wire electrically connected with the power supply controller (6) and the sampling sucker (5) is arranged in the sampling shaft (4) in a penetrating way.
7. The hydration calorimeter ampoule extractor of any one of claims 1-3, wherein: the ampoule bottle opening device is characterized in that a plurality of rollers (15) are arranged at the bottom of the base (1), and a groove (16) for the ampoule bottle to pass through is formed in the base (1).
8. The hydration calorimeter ampoule extractor of claim 7, wherein: the support is characterized in that a support seat (17) is arranged at the bottom of the support (2), and the support seat (17) is installed on one side of the base (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922172725.XU CN211553393U (en) | 2019-12-06 | 2019-12-06 | Ampoule bottle extractor of hydration calorimeter |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922172725.XU CN211553393U (en) | 2019-12-06 | 2019-12-06 | Ampoule bottle extractor of hydration calorimeter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117054160A (en) * | 2023-10-11 | 2023-11-14 | 中国核电工程有限公司 | Automatic powder sampling and bottling equipment |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117054160A (en) * | 2023-10-11 | 2023-11-14 | 中国核电工程有限公司 | Automatic powder sampling and bottling equipment |
| CN117054160B (en) * | 2023-10-11 | 2024-01-23 | 中国核电工程有限公司 | Automatic powder sampling and bottling equipment |
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