CN208654062U - The passive Rapid ash sorting-detecting instrument of self-shileding - Google Patents

Abstract

The utility model provides a kind of passive Rapid ash sorting-detecting instrument of self-shileding, inner drum and external electric-controlled body are placed including gamma-rays detection exterior bowl, sample, gamma-rays detects and places inner drum by the fixed sample of snap component inside exterior bowl, and gamma-rays detects exterior bowl and is electrically connected external electric-controlled body by signal transmission cable；Gamma-rays detection exterior bowl is set as including top cover, upper housing, lower case and gamma-rays analysis detection part, top cover matches the top for being arranged in upper housing, upper housing and lower casing body by integral forming, lead screen layer is respectively provided on the inner wall of top cover and upper housing, setting sample is matched in upper housing places inner drum, the output end of gamma-rays analysis detection part is set in lower case, and the input terminal of gamma-rays analysis detection part passes through the bottom of upper housing.The utility model uses the ash sorting-detecting instrument, simple and practical, is easy to dismount, can be realized the accurate detection of ash content in coal, and the sample size of required coal to be detected is few while adaptable.

Description

The passive Rapid ash sorting-detecting instrument of self-shileding

Technical field

The utility model relates to ash content of coal measurement equipment technical field more particularly to a kind of passive Rapid ashs of self-shileding Sorting-detecting instrument.

Background technique

It has been investigated that contain a certain amount of natural radioactive element (such as potassium, thorium and uranium) in rock and soil, coal Charcoal is no exception, and the gamma-ray number of particles that coal issues is related with the content of its ash content, and ash content is to measure Coal Quality One of important indicator.But it is existing for measuring the device of content of ashes in coal, exist in actual use such as Lower problem:

1, existing coal ash content investigating device is mostly simply possible to use in live ash content measurement, so that for ash content of coal Being limited property is measured, meanwhile, measurement result is easily affected by the external environment, to reduce detection accuracy.

2, to guarantee accurate testing result, sample size needed for existing coal ash content investigating device is more, is unfavorable for The easy detection of a small amount of ash content of coal.

Summary of the invention

The main purpose of the utility model is that solve problems of the prior art, provide it is a kind of simple and practical, easily In dismounting, the convenient accurate detection of ash content in coal can be realized, and the sample size of required coal to be detected is few, while adaptability The passive Rapid ash sorting-detecting instrument of strong self-shileding.

In order to solve the above technical problems, the technical solution adopted in the utility model is: the passive Rapid ash sorting of self-shileding is surveyed Instrument, wherein the passive Rapid ash sorting-detecting instrument of the self-shileding includes gamma-rays detection exterior bowl, sample placement inner drum and outside Electric-controlled body, inner drum is placed by the fixed sample of snap component in the gamma-rays detection exterior bowl inside, and the gamma-rays is examined It surveys exterior bowl and external electric-controlled body is electrically connected by signal transmission cable；

Gamma-rays detection exterior bowl is set as including top cover, upper housing, lower case and gamma-rays analysis detection part, The top cover matches the top for being arranged in upper housing, the upper housing and lower casing body by integral forming, the top cover and upper housing Inner wall on be respectively provided with lead screen layer, setting sample is matched in the upper housing and places inner drum, is set in the lower case The output end of gamma-rays analysis detection part is set, the input terminal of gamma-rays analysis detection part passes through the bottom of upper housing；

The outer diameter that the sample places inner drum is set smaller than the internal diameter of upper housing, and the sample is placed on inner drum admittedly Determine lift-pull handle.

Further, the external electric-controlled body is set as including moving rack, power supply unit and control panel, described Power supply unit and control panel are fixed on mobile rack, said supply unit is electrically connected gamma-rays analysis detection part and control Panel processed, the control panel are electrically connected gamma-rays analysis detection part.

Further, gamma-rays analysis detection part is set as including sodium iodide sonde body, pulse amplitude analysis Device and nuclear electronics circuit unit, the sodium iodide sonde body, pulse-height analyzer and nuclear electronics circuit unit are successively It is electrically connected, the sodium iodide sonde body and pulse-height analyzer are electrically connected with power supply unit, the nuclear electronics The output end of circuit unit is electrically connected control panel.

Further, the sodium iodide sonde body is set as including alloy shell and Nal detector, the alloy Jacket is set to the outside of Nal detector, and the hollow space filling silicon between the alloy shell and Nal detector is solidifying Glue.

Further, the center that the sample places inner drum opens up a through-hole, the structure and gamma-rays point of the through-hole The input end structure of analysis detection part matches.

Further, the mobile rack is set as including support frame and two groups of placement plates, fixes on support frame as described above Control panel, and neighbouring horizontally disposed placement plate on the support frame.

Further, the control panel is set as including CPU processor and liquid crystal touch screen, the CPU processor electricity Property connection nuclear electronics circuit unit output end, the liquid crystal touch screen is electrically connected sodium iodide sonde body, impulse amplitude Analyzer and CPU processor.

The utility model has the advantages and positive effects of:

(1) cooperation that exterior bowl, sample placement inner drum and external electric-controlled body are detected by gamma-rays, being capable of portable side Just the measurement for carrying out content of ashes in coal, and required coal sample amount is less, structure is simple, is easy to dismount, both can be in mine Content of ashes in area's in-site measurement coal, and sample can be extracted as needed and complete to test and analyze in laboratory, therefore adapt to Property is strong.

(2) by top cover, upper housing and lead screen layer, the sample to be tested in sample placement inner drum can be shielded, and is kept away Exempt from external environment to the interference of sample to be tested detection accuracy and influence, to improve the accuracy of ash content measurement.

(3) by metal shell, Nal detector and the design of silicon gel layer structure in sodium iodide sonde body, so that Sodium iodide sonde body has the performances such as shockproof, heat preservation and impact resistance, to be further ensured that the good work of Nal detector Make performance.

(4) design for passing through card slot and card column structure can guarantee that sample is placed inner drum and is well anchored in upper housing, It avoids sample caused by the factors such as external shock from placing inner drum to shake, so that influencing measurement effect and damage sodium iodide detection master The problem of body.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the circuit block diagram schematic diagram that ash content tests and analyzes process in the utility model.

Fig. 3 is the structural schematic diagram of sodium iodide sonde body part in the utility model.

Fig. 4 is the structural schematic diagram that sample places interior bucket body portion in the utility model.

Fig. 5 is that the connection structure that gamma-rays detection exterior bowl places inner drum with sample in the utility model embodiment three is shown It is intended to.

Fig. 6 is the structural schematic diagram of snap component part in Fig. 5.

Fig. 7 is that the connection structure that gamma-rays detection exterior bowl places inner drum with sample in the utility model embodiment four is shown It is intended to.

Fig. 8 is the partial enlargement structural representation of snap component part in Fig. 7.

In figure: gamma-rays detects exterior bowl 10, top cover 101, upper housing 102, lower case 103, lead screen layer 104, iodate Sodium sonde body 105, alloy shell 1051, Nal detector 1052, pulse-height analyzer 106, nuclear electronics circuit list Member 107, sample place inner drum 20, lift-pull handle 201, through-hole 202, external electric-controlled body 30, mobile rack 301, support Frame 3011, placement plate 3012, power supply unit 302, control panel 303, snap component 40, card slot 401, card column 402.

Specific embodiment

In order to better understand the utility model, the utility model is carried out into one with attached drawing combined with specific embodiments below The description of step.

Embodiment one

As depicted in figs. 1 and 2, the passive Rapid ash sorting-detecting instrument of self-shileding, including gamma-rays detection exterior bowl 10, sample are put Inner drum 20 and external electric-controlled body 30 are set, gamma-rays detects inside exterior bowl 10 by the fixed sample placement of snap component 40 Staving 20, and gamma-rays detection exterior bowl 10 is electrically connected external electric-controlled body 30 by signal transmission cable, is penetrated by γ Line detects exterior bowl 10, sample places inner drum 20 and the cooperation of external electric-controlled body 30, is capable of the carry out coal of portable convenient The measurement of middle content of ashes, and required coal sample amount is less, structure is simple, is easy to dismount, both can be in mining area in-site measurement coal Content of ashes in charcoal, and sample can be extracted as needed and complete to test and analyze in laboratory, therefore it is adaptable.

Gamma-rays detection exterior bowl 10 is set as including top cover 101, upper housing 102, lower case 103 and gamma-rays analysis inspection Part is surveyed, top cover 101 matches the top for being arranged in upper housing 102, and upper housing 102 and lower case 103 are integrally formed, top cover 101 and upper housing 102 inner wall on be respectively provided with lead screen layer 104, matched in upper housing 102 setting sample place inner drum 20, the output end of gamma-rays analysis detection part is set in lower case 103, and the input terminal of gamma-rays analysis detection part passes through upper The bottom of shell 102, wherein upper housing 102 and lower case 103 are disposed as Stainless Steel Shell, pass through top cover 101, upper housing 102 and lead screen layer 104, sample can be shielded and place sample to be tested in inner drum 20, and external environment is avoided to treat test sample The interference and influence of product detection accuracy, to improve the accuracy of ash content measurement.

The outer diameter that sample places inner drum 20 is set smaller than the internal diameter of upper housing 102, and the sample places inner drum 20 Upper fixed lift-pull handle 201, wherein lift-pull handle 201 places integrally formed installation on 20 inner wall of inner drum by sample Seat is fixed, i.e. the both ends of lift-pull handle 201 are inserted in mounting base, or are fixedly welded in mounting base.

Following table is grey sorting-detecting instrument in grey sorting-detecting instrument in the prior art and the application when there is no sample Ash content measurement data analysis comparison, by the data in following table it is found that there is after lead screen layer the standard deviation of measurement data and very poor bright It is aobvious to become smaller, therefore the passive Rapid ash sorting-detecting instrument of self-shileding in the application is used, it may make the ash content measurement for coal sample Data are more accurate.

Embodiment two

As Figure 1-Figure 4, the difference with embodiment one is, further, external electric-controlled body 30 be set as include Rack 301, power supply unit 302 and control panel 303 are moved, fixes power supply unit 302 and control plane on mobile rack 301 Plate 303, power supply unit 302 are electrically connected gamma-rays analysis detection part and control panel 303, and control panel 303 is electrically connected Gamma-rays analysis detection part may make external 30 conveniently moving of electric-controlled body by mobile rack 301, meanwhile, power supply is single Member 302 can provide electric energy for each electrical component in content of ashes measurement process, guarantee the normal work of each component.

Specifically, power supply unit 302 may be configured as battery group, wherein battery group and the electrical property of each electrical component connect It connects mode and working principle is all made of state of the art, therefore be no longer described in detail.

Further, gamma-rays analysis detection part is set as including sodium iodide sonde body 105, pulse-height analyzer 106 and nuclear electronics circuit unit 107, sodium iodide sonde body 105, pulse-height analyzer 106 and nuclear electronics circuit list Member 107 is successively electrically connected, and sodium iodide sonde body 105 and pulse-height analyzer 106 electrically connect with power supply unit 302 It connects, and the upper end of sodium iodide sonde body 105 passes through the bottom of upper housing 102, the output end electricity of nuclear electronics circuit unit 107 Property connection control panel 303, pass through sodium iodide sonde body 105, pulse-height analyzer 106 and nuclear electronics circuit unit 107 cooperation, the achievable analysis to content of ashes in coal measure, wherein pulse-height analyzer 106 and nuclear electronics electricity Specific structure, working principle and the mutual electric connection mode of road unit 107, are all made of in state of the art Common pulse-height analyzer 106 and nuclear electronics circuit unit 107, and its working principle and electric connection mode are also The prior art, therefore be no longer described in detail.

Further, sodium iodide sonde body 105 is set as including alloy shell 1051 and Nal detector 1052, closes Golden shell 1051 covers at the outside of Nal detector 1052, and between the alloy shell 1051 and Nal detector 1052 Hollow space fill Silica hydrogel, it is solidifying by metal shell in sodium iodide sonde body 105, Nal detector 1052 and silicon Structural adhesive layer design, so that sodium iodide sonde body 105 has the performances such as shockproof, heat preservation and impact resistance, to be further ensured that The works fine performance of Nal detector 1052, wherein the specific structure of Nal detector 1052, working principle and its with The electric connection mode of pulse-height analyzer 106 is all made of state of the art, therefore is no longer described in detail.

Further, the center that sample places inner drum 20 opens up a through-hole 202, the structure and gamma-rays point of through-hole 202 The input end structure of analysis detection part matches, and specifically, the structure of through-hole 202 and the top of sodium iodide sonde body 105 are tied Structure matches, the setting of through-hole 202, and the top of sodium iodide sonde body 105 is enabled to be inserted into coal sample to be measured, with Realize the acquisition to content of ashes information in coal sample to be measured.

Further, mobile rack 301 is set as including support frame 3011 and two groups of placement plates 3012, support frame 3011 Upper fixed control panel 303, and neighbouring horizontally disposed placement plate 3012 on the support frame 3011, wherein lower part placement plate It is fastened by bolts battery group on 3012, by the structure of placement plate 3012 on support frame 3011, both can guarantee control panel 303 and battery group installation, and, so that top cover 101 is placed in placement plate 3012, can be avoided when carrying out coal sample pick-and-place It is lost.

Further, control panel 303 is set as including CPU processor and liquid crystal touch screen, and CPU processor is electrically connected The output end of nuclear electronics circuit unit 107, liquid crystal touch screen are electrically connected sodium iodide sonde body 105, pulse amplitude analysis Device 106 and CPU processor control the work of entire coal sample ash content measuring system by CPU processor and liquid crystal touch screen, The specific structure of the CPU processor and liquid crystal touch screen, working principle and ability is all made of with the electric connection mode of each component The domain prior art, therefore be no longer described in detail.

Embodiment three

As shown in Figure 5 and Figure 6, the difference with embodiment one and embodiment two is, further, snap component 40 is arranged Being includes card slot 401 and card column 402, and card slot 401 is matched with the structure of card column 402, and 401 coaxial line of card slot is opened in lower case The center of 103 roofs, and four groups of L-type grooves, card column are equidistantly opened up along its contour direction in the interior sidewall surface of the card slot 401 402 are fixed on the center that sample places 20 exterior bottom wall of inner drum, and card column 402 is also configured to hollow structure, the internal diameter etc. of card column 402 Four groups of card convexs, the structure setting of card convex are set along its contour direction in the diameter of through-hole 202, and on the lateral wall of the card column 402 To match with the structure of L-type groove, i.e., the diameter of card convex is equal to the width of L-type groove, and the length of card convex is equal to L-type groove Groove depth can guarantee that sample places inner drum 20 and is well anchored on upper housing by the design of 402 structure of card slot 401 and card column It in 102, avoids sample caused by the factors such as external shock from placing inner drum 20 and shakes, so that influencing measurement effect and damage iodate The problem of sodium sonde body 105.

Example IV

As shown in Figure 7 and Figure 8, the difference with embodiment one to embodiment three is, further, snap component 40 is arranged Being includes card slot 401 and card column 402, and card slot 401 and card column 402 are disposed as rectangular in cross-section, and card slot 401 and card column 402 Structure match, to guarantee to rotate after card slot 401 is matched with card column 402, so that card convex and hook shape At good snapping relationship, 401 coaxial line of card slot is opened in the center of 103 roof of lower case, and in the interior sidewall surface of the card slot 401 Along its four groups of card convex of contour direction spaced set, card column 402 is fixed on the center that sample places 20 exterior bottom wall of inner drum, card column 402 are also configured to hollow structure, and the internal diameter of card column 402 is equal to the diameter of through-hole 202, and along it on the lateral wall of the card column 402 Four groups of hooks are arranged in contour direction, and hook is set as plastic material, and the structure setting of hook is to match with the structure of card convex, block The inserting surface angle of hook is less than 45 °, and it is the inclined-plane tilted down that hook, which mutually hooks conjunction position with card convex,.

In addition, snap component 40 may also be configured to include card slot 401 and four groups of hooks, 401 coaxial line of card slot is opened in down The center of 103 roof of shell, and along its four groups of card convex of contour direction spaced set in the interior sidewall surface of the card slot 401, four groups Hook, which is fixed on sample, to be placed in 20 exterior bottom wall of inner drum, and four groups of hooks are equidistantly welded and fixed along the contour direction of through-hole 202, Four groups of hooks are disposed as plastic material, and the structure setting of hook is to match with the structure of card convex, the insertion face angle of hook For degree less than 45 °, it is the inclined-plane tilted down that hook, which mutually hooks with card convex and closes position,.

It is simple and practical using the passive Rapid ash sorting-detecting instrument of self-shileding provided by the utility model, it is easy to dismount, Neng Goushi The convenient accurate detection of ash content in existing coal, and the sample size of required coal to be detected is few while adaptable.Ash content detection Instrument use process is as follows:

1, top cover 101 is opened, and is placed it in the top placement plate 3012 of mobile rack 301, in upper housing 102 Sample is installed and places inner drum 20；

2, it in above-mentioned steps 1, when installation sample places inner drum 20, needs so that the card column 402 in snap component 40 is blocked It is buckled in card slot 401, and guarantees that the upper end of sodium iodide sonde body 105 passes through the bottom wall of upper housing 102, i.e., for embodiment three For, it matches each card convex and is inserted in the vertical portion of L-type groove, when card column 402 drops to the vertical of L-type groove When the junction of part and lateral part, rotation sample places inner drum 20 until card convex is resisted against the lateral part of L-type groove End, the sample that stops operating places inner drum 20, to complete the installation that sample in upper housing 102 places inner drum 20, and right For example IV, so that card column 402 is transferred along 401 central axes direction of card slot, since card column 402 is plastic material, therefore block Four groups of card convexs on column 402 can decline and hook on card convex bottom surface, place inner drum to complete sample in upper housing 102 20 installation；

3, complete above-mentioned steps 2 after, be analysed to measurement coal sample pour into sample place 20 inner cavity of inner drum, and It is provide with top cover 101 above upper housing 102, power supply unit 302, sodium iodide sonde body 105, arteries and veins are then started by liquid crystal touch screen Amplitude analyzer 106 and CPU processor work are rushed, at this point, power supply unit 302 is the power supply of each electrical component, sodium iodide detection master The information in coal sample that body 105 is detected passes to pulse-height analyzer 106, and pulse-height analyzer 106 is again The ray energy spectrum information analyzed is transferred to nuclear electronics circuit unit 107, and the data are through nuclear electronics circuit unit 107 CPU processor is fed back to after analysis processing, last CPU processor will be in the testing result reflection of content of ashes in coal sample Now on liquid crystal touch screen, to realize the measurement to content of ashes in coal sample.

The embodiments of the present invention are described in detail above, but the content is only the preferable of the utility model Embodiment should not be considered as limiting the scope of the present invention.It is all to become according to equalization made by the scope of the utility model Change and improve etc., it shall still fall within the scope of this patent.

Claims (7)

1. the passive Rapid ash sorting-detecting instrument of self-shileding, it is characterised in that: the passive Rapid ash sorting-detecting instrument of self-shileding includes γ Ray detection exterior bowl (10), sample place inner drum (20) and external electric-controlled body (30), and the gamma-rays detects exterior bowl (10) internal that inner drum (20) are placed by snap component (40) fixed sample, and gamma-rays detection exterior bowl (10) passes through letter Number transmission cable is electrically connected external electric-controlled body (30)；

Gamma-rays detection exterior bowl (10) is set as including that top cover (101), upper housing (102), lower case (103) and γ are penetrated Line analysis detection part, the top cover (101) match the top for being arranged in upper housing (102), and the upper housing (102) is under Shell (103) is integrally formed, and is respectively provided with lead screen layer (104), institute on the inner wall of the top cover (101) and upper housing (102) It states and matches setting sample placement inner drum (20) in upper housing (102), setting gamma-rays analyzes inspection in the lower case (103) The output end of part is surveyed, the input terminal of gamma-rays analysis detection part passes through the bottom of upper housing (102)；

The outer diameter that the sample places inner drum (20) is set smaller than the internal diameter of upper housing (102), and the sample places interior bucket Lift-pull handle (201) are fixed on body (20).

2. the passive Rapid ash sorting-detecting instrument of self-shileding according to claim 1, it is characterised in that: the external electric-controlled body (30) it is set as including mobile rack (301), power supply unit (302) and control panel (303), the mobile rack (301) power supply unit (302) and control panel (303) are fixed on, said supply unit (302) is electrically connected gamma-rays analysis inspection Part and control panel (303) are surveyed, the control panel (303) is electrically connected gamma-rays analysis detection part.

3. the passive Rapid ash sorting-detecting instrument of self-shileding according to claim 2, it is characterised in that: the gamma-rays analysis inspection Part is surveyed to be set as including sodium iodide sonde body (105), pulse-height analyzer (106) and nuclear electronics circuit unit (107), the sodium iodide sonde body (105), pulse-height analyzer (106) and nuclear electronics circuit unit (107) be successively It is electrically connected, the sodium iodide sonde body (105) and pulse-height analyzer (106) electrically connect with power supply unit (302) It connects, the output end of the nuclear electronics circuit unit (107) is electrically connected control panel (303).

4. the passive Rapid ash sorting-detecting instrument of self-shileding according to claim 3, it is characterised in that: the sodium iodide detection master Body (105) is set as including alloy shell (1051) and Nal detector (1052), and the alloy shell (1051) covers at The outside of Nal detector (1052), and the hollow space between the alloy shell (1051) and Nal detector (1052) Fill Silica hydrogel.

5. the passive Rapid ash sorting-detecting instrument of self-shileding according to claim 1, it is characterised in that: the sample places interior bucket The center of body (20) opens up a through-hole (202), the structure of the through-hole (202) and the input terminal knot of gamma-rays analysis detection part Structure matches.

6. the passive Rapid ash sorting-detecting instrument of self-shileding according to claim 2, it is characterised in that: the mobile rack (301) it is set as including support frame (3011) and two groups of placement plates (3012), support frame as described above fixes control panel on (3011) (303), neighbouring horizontally disposed placement plate (3012) and on the support frame (3011).

7. the passive Rapid ash sorting-detecting instrument of self-shileding according to claim 3 or 4, it is characterised in that: the control panel (303) it is set as including CPU processor and liquid crystal touch screen, the CPU processor is electrically connected nuclear electronics circuit unit (107) output end, the liquid crystal touch screen be electrically connected sodium iodide sonde body (105), pulse-height analyzer (106) and CPU processor.