CN204203027U - A kind ofly vary device for K boundary density meter - Google Patents
A kind ofly vary device for K boundary density meter Download PDFInfo
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- CN204203027U CN204203027U CN201420674424.1U CN201420674424U CN204203027U CN 204203027 U CN204203027 U CN 204203027U CN 201420674424 U CN201420674424 U CN 201420674424U CN 204203027 U CN204203027 U CN 204203027U
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Abstract
The utility model belongs to radioactivity nondestructive analysis technical field, is specifically related to a kind ofly vary device for K boundary density meter.It comprises sample box, specimen holder and varies frame, wherein the built-in sample cell of sample box, and sample box bottom outside has two register pins; Specimen holder is a cuboid structure, and the inverted U indent of its location-plate primarily of bottom and both sides, spring guide pillar and plug composition, location-plate has sample cell; Cuboid cavity is formed between inverted U indent and location-plate, spring guide pillar is positioned at this cavity and parallel with location-plate, the spring terminal of spring guide pillar is fixed on the plug of cuboid cavity one end, the plug of stainless steel guide pillar end is provided with the passage of coming in and going out for stainless steel guide pillar; Location-plate, spring guide pillar and U-shaped indent all have the groove corresponding with the register pin of sample box; Varying frame is a cuboid structure, for placing specimen holder.This device have vary fast, sample is not easily unrestrained and be convenient to the advantage of Robot actions.
Description
Technical field
The utility model belongs to radioactivity nondestructive analysis technical field, is specifically related to a kind ofly vary device for K boundary density meter.
Background technology
K boundary density meter is used for the mensuration of spent fuel reprocessing process parameter and the monitoring of technological process, the concentration of uranium in aftertreatment flow process, plutonium element can be measured, can 0.3%-0.7% be reached to the measuring accuracy of typical spentnuclear fuel post-treatment solution (U concentration is 50-300g/L).This technical advantage is directly to measure to be had hot (activity reaches 10
13more than Bq/l) post-treatment solution, one time throughput produces greatly and not secondary refuse.
The measuring process of K boundary density meter can simplified summary be: sample-transport-measure-vary this cyclic process.Traditional K boundary density meter mostly is scientific research model machine and prototype plant, the sample box structure be equipped with is simple, sample cell wherein for the absorption of K border and xrf analysis is separate, small volume, and realize sampling by manual mode and vary process, but because the measuring object of K boundary density meter is hot post-treatment solution, there is radiocontamination and personnel are caused to the risk of radioactive radiation.When commercial Application, need with mechanical arm, sample box to be put in the middle of densitometric sample chamber in thick and heavy shield, if still adopt traditional free-standing sample box structure, mechanical arm is utilized to be put into respectively in the middle of sample chamber by each sample box, Robot actions difficulty is quite large, very easily cause spentnuclear fuel aftertreatment feed liquid to drop, cause the position severe contaminations such as hot cell, mechanical arm and K boundary density meter.Also needing when having surveyed the concentration of a batch sample mechanical arm to capture separately each sample box to vary, more easily making sample topple over or being scattered.Given this, need provide a kind of be convenient to mechanical arm carry out getting, vary operation vary device.
Utility model content
(1) utility model object
Problem existing for prior art, the utility model provide the time of varying short, sample not easily unrestrained and be convenient to Robot actions vary device.
(2) technical scheme
In order to solve the problem existing for prior art, the utility model is achieved through the following technical solutions:
A kind ofly vary device for K boundary density meter, this device is used for the measurement of K boundary density meter, it comprises sample box, specimen holder and varies frame, and wherein sample box is built-in with one or more sample cell, sample box bottom outside diametrically on be distributed with two projections as register pin;
Specimen holder is a cuboid structure, and inverted U indent, spring guide pillar and the plug composition that its location-plate primarily of bottom and length direction both sides are arranged, location-plate has one or more sample cell placing sample box; Cuboid cavity is formed between inverted U indent and location-plate, the spring guide pillar be made up of spring and stainless steel guide pillar is positioned at this cavity and parallel with location-plate, wherein spring and stainless steel guide pillar close contact, one end of spring is fixed on the plug of cuboid cavity one end, the plug of stainless steel guide pillar one end is provided with the passage of coming in and going out for stainless steel guide pillar; Location-plate, spring guide pillar and U-shaped indent all have the groove corresponding with the register pin of sample box;
Varying frame is a cuboid structure, for placing specimen holder, being fixed with two and pushing away post inside the one end of varying the Width of frame; During dress sample, first being positioned over by specimen holder varies on frame, pushes away post and contacts with stainless steel guide pillar and promote spring-compressed, and the groove now on stainless steel guide pillar, location-plate and inverted U indent coincides, sample box can be put into the upper sample cell of specimen holder, putting into and taking-up of sample box can be carried out.Need sample box to put into K boundary density meter when measuring, specimen holder with sample box is taken away from varying frame, now do not push away the thrust of post, spring is in relaxed state makes the groove on stainless steel guide pillar cannot be corresponding with the register pin on sample box, and sample box is fixed; When varying, the specimen holder entirety with sample box is put into and varies on frame, realize varying.
Preferably, the shape of sample box is cylindrical or cuboid.
Preferably, specimen holder is provided with the handle that two are convenient to Robot actions.
Preferably, in sample box, the shape of sample cell can be cuboid or cylindrical.
Preferably, two long limits of varying frame are provided with the groove be convenient to specimen holder and picked and placeed.
Preferably, sample box upper end is equipped with gland bonnet.
Preferably, pushing away post described in is that ganoid stainless steel pushes away post.
(3) beneficial effect
What the utility model provided vary device comprises containing sample box, specimen holder and varies frame three part.This varies easy to operate when device makes to utilize mechanical arm to vary sample and solution is not easily toppled over or trickle down, its concrete reason is: during dress sample, first being positioned over by specimen holder with the handle of gripper of manipulator sample thief frame varies on frame, the post that pushes away varied on frame contacts with the stainless steel guide pillar on specimen holder and promotes the spring-compressed that contacts with stainless steel guide pillar, groove now on stainless steel guide pillar, location-plate and inverted U indent coincides, sample box can be put into the upper sample cell of specimen holder, can putting into of sample box be carried out.Need sample box to put into K boundary density meter when measuring, specimen holder with sample box is taken away from varying frame, now do not push away the thrust of post, relaxing of spring makes the groove on stainless steel guide pillar cannot be corresponding with the register pin on sample box, and sample box is fixed on specimen holder; When varying, specimen holder entirety with sample box being put into varies on frame, push away post contact with stainless steel guide pillar and promote the spring-compressed that stainless steel guide pillar contacts, groove now on stainless steel guide pillar, location-plate and inverted U indent coincides, sample box can be taken out in the upper sample cell of specimen holder, realize varying.
Accompanying drawing explanation
Fig. 1 is sample box schematic diagram, and wherein 1 is cuboid sample cell, and 2 is cylindrical sample cells, and 3 is register pins;
Fig. 2 is specimen holder schematic diagram, and wherein 4 is inverted U indents, and 5 is location-plates, and 6 is stainless steel guide pillars, and 7 is handles, and 9 is sample cells, and 10 is grooves;
Fig. 3 varies frame schematic diagram, and wherein 8 is push away post;
Fig. 4 is sample box, specimen holder and vary frame assembling assembling design sketch.
Embodiment
Below in conjunction with specific embodiment and Figure of description, the utility model is further elaborated.
Embodiment 1
A kind ofly vary device for K boundary density meter, this device comprises cylindrical sample box (as Fig. 1), specimen holder (as Fig. 2) and varies frame (as Fig. 3), wherein sample box is built-in with a cuboid sample cell 1 and cylindrical sample cell 2, its bottom outside diametrically on be distributed with two projections as register pin 3; Specimen holder is provided with the handle 7 that two are convenient to Robot actions; Sample box is equipped with gland bonnet.
Specimen holder is a cuboid structure, and inverted U indent 4, spring guide pillar and the plug composition that its location-plate 5 primarily of bottom and length direction both sides are arranged, location-plate 5 has the sample cell 9 that six can be placed sample box; Cuboid cavity is formed between inverted U indent 4 and location-plate 5, the spring guide pillar be made up of spring and stainless steel guide pillar 6 is positioned at this cavity and parallel with location-plate, wherein spring and stainless steel guide pillar 6 close contact, one end of spring is fixed on the plug of cuboid cavity one end, the plug of stainless steel guide pillar 6 one end is provided with the passage of coming in and going out for stainless steel guide pillar; Location-plate 5, spring guide pillar and U-shaped indent 4 all have the groove 10 corresponding with the register pin of sample box;
Varying frame is a cuboid structure, for placing specimen holder, being fixed with two ganoid stainless steels and pushing away post as pushing away post 8 inside the one end of varying the Width of frame; Two long limits of varying frame are provided with the groove be convenient to specimen holder and picked and placeed.During dress sample, first being positioned over by specimen holder varies on frame, pushes away post and contacts with stainless steel guide pillar and promote spring-compressed, and the groove now on stainless steel guide pillar, location-plate and inverted U indent coincides, sample box can be put into the upper sample cell of specimen holder, putting into and taking-up of sample box can be carried out.Need sample box to put into K boundary density meter when measuring, specimen holder with sample box is taken away from varying frame, now do not push away the thrust of post, spring is in relaxed state makes the groove on stainless steel guide pillar cannot be corresponding with the register pin on sample box, and sample box is fixed; When varying, the specimen holder entirety with sample box is put into and varies on frame, as shown in Figure 4, realize varying.
Embodiment 2
As different from Example 1, the shape of sample box is cuboid; Sample box upper end Plastic packaging apparatus plastic packaging, prevents the sample in sample box from trickling down.
Claims (7)
1. one kind is varied device for K boundary density meter, it is characterized in that, this device is used for the measurement of K boundary density meter, it comprises sample box, specimen holder and varies frame, wherein sample box is built-in with one or more sample cell, sample box bottom outside diametrically on be distributed with two projections as register pin;
Specimen holder is a cuboid structure, and inverted U indent, spring guide pillar and the plug composition that its location-plate primarily of bottom and length direction both sides are arranged, location-plate has one or more sample cell placing sample box; Cuboid cavity is formed between inverted U indent and location-plate, the spring guide pillar be made up of spring and stainless steel guide pillar is positioned at this cavity and parallel with location-plate, wherein spring and stainless steel guide pillar close contact, one end of spring is fixed on the plug of cuboid cavity one end, the plug of stainless steel guide pillar one end is provided with the passage of coming in and going out for stainless steel guide pillar; Location-plate, spring guide pillar and U-shaped indent all have the groove corresponding with the register pin of sample box;
Varying frame is a cuboid structure, for placing specimen holder, being fixed with two and pushing away post inside the one end of varying the Width of frame.
2. according to claim 1ly a kind ofly vary device for K boundary density meter, it is characterized in that, the shape of described sample box is cylindrical or cuboid.
3. according to claim 1ly a kind ofly vary device for K boundary density meter, it is characterized in that, described specimen holder is provided with the handle that two are convenient to Robot actions.
4. according to claim 1ly a kind ofly vary device for K boundary density meter, it is characterized in that, in described sample box, the shape of sample cell can be cuboid or cylindrical.
5. according to claim 1ly a kind ofly vary device for K boundary density meter, it is characterized in that, described in vary frame two long limits on be provided with the groove be convenient to specimen holder and picked and placeed.
6. according to claim 1ly a kind ofly vary device for K boundary density meter, it is characterized in that, described sample box upper end is equipped with gland bonnet.
7. according to claim 1ly a kind ofly vary device for K boundary density meter, it is characterized in that, described in push away post be that ganoid stainless steel pushes away post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420674424.1U CN204203027U (en) | 2014-11-06 | 2014-11-06 | A kind ofly vary device for K boundary density meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420674424.1U CN204203027U (en) | 2014-11-06 | 2014-11-06 | A kind ofly vary device for K boundary density meter |
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| Publication Number | Publication Date |
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| CN204203027U true CN204203027U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420674424.1U Active CN204203027U (en) | 2014-11-06 | 2014-11-06 | A kind ofly vary device for K boundary density meter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104359790A (en) * | 2014-11-06 | 2015-02-18 | 中国原子能科学研究院 | Sample replacing device for K boundary densimeter |
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2014
- 2014-11-06 CN CN201420674424.1U patent/CN204203027U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104359790A (en) * | 2014-11-06 | 2015-02-18 | 中国原子能科学研究院 | Sample replacing device for K boundary densimeter |
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