CN104819909B - Equipment for measuring medicinal powder heating quality loss late - Google Patents
Equipment for measuring medicinal powder heating quality loss late Download PDFInfo
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- CN104819909B CN104819909B CN201510114256.XA CN201510114256A CN104819909B CN 104819909 B CN104819909 B CN 104819909B CN 201510114256 A CN201510114256 A CN 201510114256A CN 104819909 B CN104819909 B CN 104819909B
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Abstract
The invention discloses a kind of equipment for measuring medicinal powder heating quality loss late, it is desirable to provide one kind can not only on-line synchronous detection medicinal powder heating quality change, it is to avoid influenceed by external environment；And can have while gas in gas collection case is gathered, the equipment for measuring medicinal powder heating quality loss late for the problem of being prevented effectively from the mass loss for causing measurement data to be difficult in authentic and valid reaction medicinal powder heating process because forming air flow in baking oven.It includes baking oven, and mounting bracket is arranged on the electronic weighing device of baking oven bottom, is arranged on mounting bracket, the gas collection case above baking oven, is arranged on gas sampling assembly and volume compensation device on gas collection case；On baking oven top surface, lower blow vent is provided with directly over electronic weighing device, gas collection bottom face is provided with upper vent, is connected between upper vent and lower blow vent by connecting flexible pipe.
Description
Technical field
The present invention relates to a kind of equipment for measuring medicinal powder heating quality loss late, and in particular to one kind can on-line synchronous
Detect the equipment for measuring medicinal powder heating quality loss late of the loss of medicinal powder heating quality.
Background technology
In current existing technology, mass change of the measurement medicinal powder in heating process with the following method is generally adopted：First
Medicinal powder is put into baking oven and heated, is taken out medicinal powder after a period of time to be heated, and be cooled to after room temperature；Then balance is passed through
Medicinal powder quality after measurement is heated, so as to obtain heating the change of forward and backward medicinal powder quality.On the other hand, in order to analyze medicinal powder
The gas of release/decomposition in heating process；During medicinal powder is heated, the gas in baking oven is extracted by air pump, so as to adopt
The gas decomposed in collection medicinal powder thermal decomposition gasification.
Not only efficiency is low for the method for measuring mass change in medicinal powder heating process this at present, and when medicinal powder is by baking oven
Take out, cool down, then into balance during measurement, medicinal powder high and low temperature alternative, ambient humidity change, when such as removing from air
Influence can be produced to the degree of accuracy of actual data by absorbing moisture etc., caused measurement data to be difficult to authentic and valid reaction medicinal powder and added
Mass loss in thermal process.
Further, since during medicinal powder is heated, the gas in baking oven is extracted by air pump, to gather medicinal powder thermal decomposition
The gas decomposed in gasification, will thus form air flow in baking oven；And electronic weighing device（Such as electronic balance）
Weighing precision it is high, and the mass change amount originally very little in medicinal powder heating process, the air flow of baking oven will influence whether electricity
The weighing accuracy of sub- weighing device, for the powdered medicinal powder such as medicinal powder, is influenceed bigger by air flow；From
And the mass loss for causing measurement data to be difficult in authentic and valid reaction medicinal powder heating process.
The content of the invention
The invention aims to overcome deficiency of the prior art to be used to measure medicinal powder heating quality damage there is provided one kind
The equipment of mistake rate, it can not only on-line synchronous detection medicinal powder heating quality change, it is to avoid influenceed by external environment；And energy
Enough have while gas in baking oven is gathered, be prevented effectively from causes measurement data to be difficult to truly because forming air flow in baking oven
The problem of effectively reacting the mass loss in medicinal powder heating process.
The technical scheme is that：
A kind of equipment for measuring medicinal powder heating quality loss late, including baking oven, mounting bracket, are arranged on baking oven bottom
Electronic weighing device, is arranged on the gas collection case on mounting bracket and above baking oven, is arranged on the gas on gas collection case
Sampler body device and volume compensation device；On the baking oven top surface, lower blow vent, gas are provided with directly over electronic weighing device
Body collecting box bottom surface is provided with upper vent, is connected between the upper vent and lower blow vent by connecting flexible pipe；It is described
Volume compensation device include being arranged on gas collection case side it is upper and with the horizontally-guided of the intracavity inter-connection of gas collection case
Set, is slidably arranged on the compensation cylinder in horizontally-guided set, the horizontally-guided set medial surface, positioned at compensation cylinder and water
The first sealing ring is provided between flat fairlead medial surface；The gas sampling assembly includes several gas collectors, is arranged on
Level acquisition cylinder body on mounting bracket, the passage axostylus axostyle being co-axially located in level acquisition cylinder body and at least two is slidably set
It is connected between first piston body in level acquisition cylinder body, and adjacent two first pistons body by connecting axostylus axostyle, adjacent two
Pneumatophore is additionally provided between first piston body；One end of level acquisition cylinder body and the intracavity inter-connection of gas collection case, the other end
Provided with through hole is avoided, one end of the passage axostylus axostyle is connected with close to the first piston body phase for avoiding through hole, and the other end is passed through and kept away
Allow through hole, and on the outside of level acquisition cylinder body, passage axostylus axostyle is provided with along the axially extending main air guide channel of passage axostylus axostyle, and
Main air guide channel extends toward first piston body direction, and passes through each connection axostylus axostyle；One end of the main air guide channel extends outward, and
Porting, other end closing are formed on passage axostylus axostyle on the outside of level acquisition cylinder body；On each connection axostylus axostyle lateral surface respectively
Inner chamber provided with the radial direction through hole being connected with main air guide channel, and each pneumatophore is connected with corresponding radial direction through hole respectively；
The level acquisition cylinder body lateral surface is provided with the sampling through hole that at least one is connected with level acquisition inner chamber of cylinder block；The passage
On axostylus axostyle, interior positive stop is provided with the inside of level acquisition cylinder body, when interior positive stop is resisted against the water where avoiding through hole
When on flat collection cylinder body end face, each first piston body is located between level acquisition cylinder interior, and adjacent two first pistons body
There is the sampling through hole described in one respectively on level acquisition cylinder body；
The gas collector includes collection cylinder body closed at both ends, is slidably arranged on the second piston in collection cylinder body
Body and the pull bar being arranged on second piston body, one end of the collection cylinder body is provided with the air inlet that can be connected with sampling through hole
Joint, the other end is provided with avoidance through hole；The pull bar and avoidance through hole are located at the same side of second piston body, the end of pull bar
Portion is through avoidance through hole, positioned at the outside for collecting cylinder body；End cover of the end of the inlet suction port provided with threaded connection；
The level acquisition cylinder body and horizontally-guided cover the opposite sides positioned at gas collection case, and level acquisition cylinder body with
Horizontally-guided set is coaxially disposed, and connecting rod is provided between the first piston body of the compensation cylinder and close compensation cylinder, should
One end of connecting rod is connected with compensating the end face of cylinder, and the other end is connected with first piston body end face；The mounting bracket
It is provided with the pusher cylinder for being used for elapsing first piston body.
This programme heats medicinal powder by baking oven, and detects medicinal powder heating quality by electronic weighing device come on-line synchronous
Change, so as to avoid being influenceed by external environment, effectively improves measurement efficiency and measurement accuracy.On the other hand, this case passes through
Gas sampling assembly gathers the gas in the gas collection case in baking oven heating process, gasifies so as to gather medicinal powder thermal decomposition
The gas decomposed in journey；And during gas collecting, the volume compensation device of this programme will be simultaneously in gas collection case
Chamber carries out isometric compensation, it is to avoid because gas is removed in gas collection case, and cause air pressure in gas collection case and baking oven
Reduce, it is ensured that during gas is adopted, the air pressure in baking oven keeps stable, thus it is possible to prevente effectively from during gas collecting
Air stream is formed in baking oven；Thus this programme because forming air flow in baking oven it is possible to prevente effectively from cause measurement data to be difficult to
The problem of mass loss in authentic and valid reaction medicinal powder heating process.
On the other hand, it is connected between upper vent and lower blow vent by connecting flexible pipe, so it is possible to prevente effectively from gas
Vibration in the sampler body device course of work, is delivered on baking oven, so as to influence the weighing accuracy of electronic weighing device.
Preferably, the internal diameter of level acquisition cylinder body is identical with the external diameter for compensating cylinder.
Preferably, pneumatophore include be set in connection axostylus axostyle on Air sac cover, and Air sac cover two ends respectively with being connected
Axostylus axostyle lateral surface is tightly connected.
Preferably, electronic weighing device includes electronic balance, the pallet in baking oven is arranged on, baking oven bottom surface is arranged on
Go up and be located at the bar through hole immediately below pallet, the support flat board being arranged on immediately below bar through hole and connecting trays and support
The vertical support bar of flat board, vertical support bar passes through bar through hole.
Preferably, on passage axostylus axostyle, outer positive stop is provided with the outside of level acquisition cylinder body, and when outer limiting block
When block is leaned against on the level acquisition cylinder body end face avoided where through hole, adjacent with passage axostylus axostyle first lives in each first piston body
Cock body is located in level acquisition cylinder body, and remaining first piston body is located in the gas collection case on the outside of level acquisition cylinder body.
Preferably, provided with leading that cross section is gradually reduced from bottom to top in baking oven, directly over electronic weighing device
Stream set, the upper port of flow guide sleeve is connected with lower blow vent.
Preferably, inlet suction port is arranged on the outer face for collecting cylinder body, and it is connected with collecting inner chamber of cylinder block.
Preferably, can be connected between inlet suction port and sampling through hole by screw thread.
Preferably, pull bar is coaxially disposed with second piston body.
The beneficial effects of the invention are as follows：Can not only on-line synchronous detection medicinal powder heating quality change, it is to avoid by extraneous ring
The influence in border；And can have while gas in gas collection case is gathered, it is prevented effectively from because forming air flow in baking oven
And cause the problem of measurement data is difficult to the authentic and valid mass loss reacted in medicinal powder heating process.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present invention.
The gas sampling assembly that Fig. 2 is the present invention does not gather a kind of cross-sectional view before gas.
Fig. 3 is that the gas sampling assembly of the present invention completes a kind of cross-sectional view after gas collecting.
Fig. 4 is a kind of cross-sectional view of the gas collector of the present invention.
In figure：Baking oven 1a, mounting bracket 1b, gas collection case 1c, gas sampling assembly 2, first piston body 21, connection axostylus axostyle
22nd, pneumatophore 23, interior positive stop 24, passage axostylus axostyle 25, level acquisition cylinder body 26, outer positive stop 27, avoid through hole 28, adopt
Sample through hole 29, main air guide channel 210, radial direction through hole 211, porting 212, gas collector 2a, collection cylinder body 2a1, second
Piston body 2a2, inlet suction port 2a3, end cover 2a4, pull bar 2a5, avoid through hole 2a6, electronic weighing device 3, pallet 31,
Support flat board 32, vertical support bar 33, thermocouple 34, electronic balance 35, volume compensation device 4, horizontally-guided set 41, compensation circle
Post 42, the first sealing ring 43, connecting rod 5, flow guide sleeve 6, lower blow vent 7 connect flexible pipe 8, upper vent 9.
Embodiment
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings：
As shown in Figure 1 and Figure 2, a kind of equipment for being used to measure medicinal powder heating quality loss late includes baking oven 1a, mounting bracket
1b, is arranged on the electronic weighing device 3 of baking oven bottom, is arranged on mounting bracket, the gas collection case 1c above baking oven, if
Put gas sampling assembly 2 and volume compensation device 4 on gas collection case.Oven ncavity is seal cavity.The side of baking oven
Provided with sealed container door.Baking oven bottom is provided with support feet.Baking oven is provided with the temperature sensor for the temperature for being used to detect oven ncavity.
Electric heater is additionally provided with baking oven.
Gas collection case is located at directly over baking oven.On baking oven top surface, lower ventilation is provided with directly over electronic weighing device
Mouth 7.Gas collection bottom face is provided with upper vent 9.Upper and lower blow vent is just to setting.Between upper vent and lower blow vent
It is connected by connecting flexible pipe 8.It is gradually reduced from bottom to top provided with cross section in baking oven, directly over electronic weighing device
Flow guide sleeve 6.The upper port of flow guide sleeve is connected with lower blow vent.
Electronic weighing device includes electronic balance 35, is arranged on the pallet 31 in baking oven, is arranged on baking oven bottom surface and position
Bar through hole immediately below pallet, the support flat board 32 and connecting trays being arranged on immediately below bar through hole and support flat board
Vertical support bar 33.Vertical support bar passes through bar through hole.Thermocouple 34 is provided with pallet.Baking oven bottom surface is provided with threading hole,
And seal rubber sleeve is provided with threading hole.The signal wire of thermocouple passes through seal rubber sleeve.Electronic balance is located at below baking oven.
Volume compensation device 4 includes being arranged on the water that gas collection case side is upper and with gas collection box cavity is connected
Flat fairlead 41, is slidably arranged on the compensation cylinder 42 in horizontally-guided set.On horizontally-guided set medial surface, positioned at compensation circle
The first sealing ring 43 is provided between post and fairlead medial surface.
Gas sampling assembly 2 includes three gas collector 2a, is arranged on the level acquisition cylinder body 26 on mounting bracket, coaxially
The passage axostylus axostyle 25 and four first piston bodies being slidably arranged in level acquisition cylinder body being arranged in level acquisition cylinder body
It is connected between 21, and adjacent two first pistons body by connecting axostylus axostyle 22, air bag is additionally provided between adjacent two first pistons body
Body 23.Connection axostylus axostyle is coaxially disposed with first piston body.Four first piston bodies are equally spaced.One end of level acquisition cylinder body with
Gas collection box cavity is connected, and the other end is provided with avoidance through hole 28.The one end for elapsing axostylus axostyle avoids the first of through hole with close
Piston body is connected, and the other end is located on the outside of level acquisition cylinder body through avoidance through hole.Axostylus axostyle is elapsed to be provided with along passage axle
The axially extending main air guide channel 210 of bar, and main air guide channel is toward the extension of first piston body direction, and pass through each connection axostylus axostyle.
One end of the main air guide channel extends outward, and porting 212 is formed on the passage axostylus axostyle on the outside of level acquisition cylinder body, separately
Close one end.The radial direction through hole 211 being connected with main air guide channel is respectively equipped with each connection axostylus axostyle lateral surface.Each pneumatophore
Inner chamber is connected with corresponding radial direction through hole respectively.Pneumatophore includes the Air sac cover being set on connection axostylus axostyle, and Air sac cover
Two ends are tightly connected with being connected axostylus axostyle lateral surface respectively.
Level acquisition cylinder body lateral surface is provided with three sampling through holes 29 connected with level acquisition inner chamber of cylinder block.Seal plug
It is connected through a screw thread between head and sampling through hole.Three sampling through holes are equally spaced.Elapse on axostylus axostyle, positioned at level acquisition cylinder body
Inner side is provided with interior positive stop 24.Interior positive stop is close to first piston body.Elapse on axostylus axostyle, on the outside of level acquisition cylinder body
Provided with outer positive stop 27.As shown in figure 3, when on the level acquisition cylinder body end face where interior positive stop is resisted against avoidance through hole
When, each first piston body is located on the level acquisition cylinder body between level acquisition cylinder interior, and adjacent two first pistons body and divided
Sampling through hole that Ju You be described in one.As shown in Fig. 2 when outer positive stop leans against the level acquisition cylinder body where avoiding through hole
When on end face, the first piston body adjacent with passage axostylus axostyle is located in level acquisition cylinder body in each first piston body, and remaining first
Piston body is located in the gas collection case on the outside of level acquisition cylinder body.
As shown in figure 4, gas collector includes collection cylinder body 2a1 closed at both ends, slidably it is arranged in collection cylinder body
Second piston body 2a2 and the pull bar 2a5 that is arranged on second piston body.Pull bar is coaxially disposed with second piston body.Receive
One end of collection cylinder body is provided with the inlet suction port 2a3 that can be connected with sampling through hole, and the other end is provided with avoidance through hole 2a6.Pull bar
And the same side that through hole is located at second piston body is avoided, the end of pull bar is through avoidance through hole, positioned at the outside for collecting cylinder body.
Inlet suction port is arranged on the outer face for collecting cylinder body, and is connected with collecting inner chamber of cylinder block.Inlet suction port is cylindrical, and with
Cylinder body is collected to be coaxially disposed.It can be connected between inlet suction port and sampling through hole by screw thread；Specifically, on the outside of inlet suction port
Face is provided with external screw thread, and sampling through hole medial surface is provided with internal thread, the internal thread of the external screw thread and sampling through hole of inlet suction port
It is adapted.End cover 2a4 of the end of inlet suction port provided with threaded connection.
Level acquisition cylinder body covers the opposite sides positioned at gas collection case, and level acquisition cylinder body and level with horizontally-guided
Fairlead is coaxially disposed.The internal diameter for gathering cylinder body is identical with the external diameter for compensating cylinder.Compensate cylinder with close to the of compensation cylinder
Connecting rod 5 is provided between one piston body.One end of the connecting rod is connected with compensating the end face of cylinder, the other end and first
Piston body end face is connected.Connecting rod is coaxially disposed with compensation cylinder.Mounting bracket, which is provided with, to be used to elapse first piston body
Pusher cylinder.Pusher cylinder is horizontally disposed with, and the piston rod of pusher cylinder is connected with the passage axostylus axostyle outside level acquisition cylinder body
Connect.
The specifically used process of the equipment for measuring medicinal powder heating quality loss late of the present invention is as follows：
First, as shown in Figure 2, Figure 4 shows, the end cover of gas collector is removed, and by pull bar by second piston
Body is moved to the collection cylinder ends close to inlet suction port, then will be connected between inlet suction port and sampling through hole by screw thread
Connect；Inlet suction port of each sampling through hole respectively with a gas collector is connected；
As shown in figure 1, first piston body is driven toward moving in gas collection case by pusher cylinder, until outer positive stop
Lean against and avoid on collection cylinder body end face where through hole, now in each first piston body with the first piston body that is connected of passage axostylus axostyle
In collection cylinder body, remaining first piston body is located in the gas collection case on the outside of collection cylinder body；
Medicinal powder to be measured is placed in pallet；Electronic balance is placed on immediately below support flat board, and support flat board is put
Put on the weighing platform at the top of electronic balance；Now pallet is placed on electronic balance by vertical support bar and support flat board
On.
Second, baking oven heating, so as to detect that medicinal powder heating quality changes by electronic balance come on-line synchronous.
In baking oven heating process, when gas in collection baking oven is needed：
A, drives first piston body toward moving in collection cylinder body, while compensation cylinder is toward gas collection case by pusher cylinder
Interior movement；Untill interior positive stop is resisted against on the collection cylinder body end face avoided where through hole, now each first piston position
In gathering cylinder interior, as shown in Figure 3.
Because in first piston body, toward while movement in collection cylinder body, compensation cylinder will be toward moving in gas collection case；
So in gas sampling assembly collection gas collection case during gas, by being moved to collection cylinder in gas collection case cavity
Internal volume（The volume is the former first piston body being placed in gas collection case cavity, and connecting rod positioned at adjacent two first with living
The volume sum of gas between cock body）The volume of compensation cylinder with being moved in gas collection case cavity is identical；Thus exist
During gas collecting, volume compensation device will carry out isometric compensation to gas collection box cavity simultaneously, so as to avoid gas
Body collecting box and the air pressure of oven ncavity reduce, and the air pressure in baking oven is kept constant, can so avoid being formed in baking oven
Air stream, it is ensured that measurement data it is authentic and valid.
3rd, by existing air pump from porting, main air guide channel and radial direction through hole toward each pneumatophore in inflate, make
Air bag volume expansion, so that the gas between adjacent two first pistons body is discharged in collection cylinder body by sampling through hole；
Then, gas collector is removed, and end cover is reinstalled on inlet suction port, envelope hides inlet suction port and is
Can.
Claims (8)
1. a kind of equipment for measuring medicinal powder heating quality loss late, it is characterized in that, including baking oven（1a）, mounting bracket（1b）,
It is arranged on the electronic weighing device of baking oven bottom（3）, it is arranged on mounting bracket, the gas collection case above baking oven, sets
Gas sampling assembly on gas collection case（2）And volume compensation device（4）；On the baking oven top surface, positioned at electronic-weighing
Be provided with lower blow vent directly over device, gas collection bottom face is provided with upper vent, the upper vent and lower blow vent it
Between be connected by connecting flexible pipe；
The volume compensation device include being arranged on gas collection case side it is upper and with the water of the intracavity inter-connection of gas collection case
Flat fairlead（41）, slidably it is arranged on the compensation cylinder in horizontally-guided set（42）, the horizontally-guided is covered on medial surface, position
The first sealing ring is provided between compensation cylinder and horizontally-guided set medial surface；
The gas sampling assembly includes several gas collectors（2a）, it is arranged on the level acquisition cylinder body on mounting bracket
（26）, it is co-axially located at the passage axostylus axostyle in level acquisition cylinder body（25）And at least two be slidably arranged on level acquisition cylinder body
Interior first piston body（21）, and by connecting axostylus axostyle between adjacent two first pistons body（22）It is connected, adjacent two first live
Pneumatophore is additionally provided between cock body（23）；One end of level acquisition cylinder body and the intracavity inter-connection of gas collection case, the other end are set
There is avoidance through hole（28）, it is described passage axostylus axostyle one end with close to avoidance through hole first piston body phase be connected, the other end is passed through
Through hole is avoided, and on the outside of level acquisition cylinder body, passage axostylus axostyle is provided with along the axially extending main air guide channel of passage axostylus axostyle
（210）, and main air guide channel is toward the extension of first piston body direction, and pass through each connection axostylus axostyle；One end of the main air guide channel is past
Porting is formed in outer extension, and passage axostylus axostyle on the outside of level acquisition cylinder body（212）, other end closing；Each connecting shaft
The radial direction through hole being connected with main air guide channel is respectively equipped with bar lateral surface（211）, and each pneumatophore inner chamber respectively with it is right
The radial direction through hole answered is connected；The level acquisition cylinder body lateral surface is connected provided with least one with level acquisition inner chamber of cylinder block
Sampling through hole（29）；On the passage axostylus axostyle, interior positive stop is provided with the inside of level acquisition cylinder body（24）, when interior spacing
Block be resisted against avoid through hole where level acquisition cylinder body end face on when, each first piston body be located at level acquisition cylinder body in
There is the sampling through hole described in one respectively on level acquisition cylinder body between portion, and adjacent two first pistons body；
The gas collector includes collection cylinder body closed at both ends（2a1）, slidably it is arranged on the second work in collection cylinder body
Cock body（2a2）And it is arranged on the pull bar on second piston body（2a5）, described one end for collecting cylinder body is provided with can be with sampling through hole
The inlet suction port being connected（2a3）, the other end is provided with avoidance through hole（2a6）；The pull bar and avoidance through hole are located at second and lived
The same side of cock body, the end of pull bar is through avoidance through hole, positioned at the outside for collecting cylinder body；The end of the inlet suction port is set
There is the end cover of threaded connection（2a4）,
The level acquisition cylinder body covers the opposite sides positioned at gas collection case, and level acquisition cylinder body and level with horizontally-guided
Fairlead is coaxially disposed, and connecting rod is provided between the first piston body of the compensation cylinder and close compensation cylinder（5）, the company
One end of extension bar part is connected with compensating the end face of cylinder, and the other end is connected with first piston body end face；On the mounting bracket
Provided with the pusher cylinder for elapsing first piston body.
2. the equipment according to claim 1 for measuring medicinal powder heating quality loss late, it is characterized in that, the level is adopted
The internal diameter for collecting cylinder body is identical with the external diameter for compensating cylinder.
3. the equipment according to claim 1 for measuring medicinal powder heating quality loss late, it is characterized in that, the pneumatophore
Including being set in the Air sac cover connected on axostylus axostyle, and the two ends of Air sac cover are tightly connected with being connected axostylus axostyle lateral surface respectively.
4. the equipment for measuring medicinal powder heating quality loss late according to claim 1 or 2 or 3, the electronic-weighing
Device includes electronic balance（35）, it is arranged on the pallet in baking oven（31）, it is arranged on baking oven bottom surface and immediately below pallet
Bar through hole, be arranged on the support flat board immediately below bar through hole（32）And the vertical support bar of connecting trays and support flat board
（33）, vertical support bar pass through bar through hole.
5. the equipment for measuring medicinal powder heating quality loss late according to claim 1 or 2 or 3, it is characterized in that, it is described
Elapse on axostylus axostyle, outer positive stop is provided with the outside of level acquisition cylinder body（27）, and lead to when outer positive stop leans against avoidance
When on the level acquisition cylinder body end face where hole, the first piston body adjacent with passage axostylus axostyle is located at level in each first piston body
Gather in cylinder body, remaining first piston body is located in the gas collection case on the outside of level acquisition cylinder body.
6. the equipment for measuring medicinal powder heating quality loss late according to claim 1 or 2 or 3, it is characterized in that, it is described
Inlet suction port is arranged on the outer face for collecting cylinder body, and is connected with collecting inner chamber of cylinder block.
7. the equipment for measuring medicinal powder heating quality loss late according to claim 1 or 2 or 3, it is characterized in that, it is described
It can be connected between inlet suction port and sampling through hole by screw thread.
8. the equipment for measuring medicinal powder heating quality loss late according to claim 1 or 2 or 3, it is characterized in that, it is described
Pull bar is coaxially disposed with second piston body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510114256.XA CN104819909B (en) | 2015-03-17 | 2015-03-17 | Equipment for measuring medicinal powder heating quality loss late |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510114256.XA CN104819909B (en) | 2015-03-17 | 2015-03-17 | Equipment for measuring medicinal powder heating quality loss late |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104819909A CN104819909A (en) | 2015-08-05 |
| CN104819909B true CN104819909B (en) | 2017-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510114256.XA Expired - Fee Related CN104819909B (en) | 2015-03-17 | 2015-03-17 | Equipment for measuring medicinal powder heating quality loss late |
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Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2341142Y (en) * | 1998-04-21 | 1999-09-29 | 杨洪新 | Controllable continuous batching gas sampler |
| US20050048661A1 (en) * | 2003-08-25 | 2005-03-03 | Droit Jimmy L. | Methods and apparatus for analyzing materials |
| CN101339182B (en) * | 2008-08-20 | 2012-01-04 | 西安近代化学研究所 | Propellant combustion tail gas quantitatively measuring device |
| CN101819122A (en) * | 2010-04-14 | 2010-09-01 | 清华大学 | Method and device for measuring content of combustible carbon in circulating fluid bed boiler desulfurization flying ash |
| CN202599780U (en) * | 2012-04-13 | 2012-12-12 | 东华大学 | Industrial or city sewage sludge bound water form and content measuring device |
| CN202916136U (en) * | 2012-10-24 | 2013-05-01 | 中国石油化工股份有限公司 | Airtight sampling device |
| CN202947942U (en) * | 2012-11-29 | 2013-05-22 | 华南理工大学 | Microwave heating weight detection device |
| CN203178824U (en) * | 2013-02-25 | 2013-09-04 | 长缆电工科技股份有限公司 | Device for compensating for changes of gas pressure in sealed container, and pressure equalizing device |
| CN103217991B (en) * | 2013-03-27 | 2016-08-10 | 国家电网公司 | A kind of control pressurer system for simulating converting equipment insulating oil |
| CN103424308B (en) * | 2013-06-28 | 2015-11-25 | 中国人民解放军总参谋部工程兵科研三所 | A kind of method that Quick gas-liquid compound auto-compensation loads and auto-compensation loader |
| CN103674767A (en) * | 2013-11-18 | 2014-03-26 | 西安近代化学研究所 | Device for measuring heating mass loss rate of explosive powder |
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2015
- 2015-03-17 CN CN201510114256.XA patent/CN104819909B/en not_active Expired - Fee Related
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| CN104819909A (en) | 2015-08-05 |
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