CN209215031U - A kind of sample detection system - Google Patents
A kind of sample detection system Download PDFInfo
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- CN209215031U CN209215031U CN201822013101.9U CN201822013101U CN209215031U CN 209215031 U CN209215031 U CN 209215031U CN 201822013101 U CN201822013101 U CN 201822013101U CN 209215031 U CN209215031 U CN 209215031U
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- fastening
- colorimetric cylinder
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- supporting block
- fastening block
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Abstract
A kind of sample detection system, belongs to sampling equipment technical field.It is characterized by comprising quantitative pot (2), colorimetric cylinder (7) and adsorption tanks (9), the input terminal of quantitative pot (2) is connected with transfer valve (1), the input terminal of colorimetric cylinder (7) is connected with the output end of quantitative pot (2), the output end of colorimetric cylinder (7) is connected with adsorption tanks (9), sampling valve (5) are provided between colorimetric cylinder (7) and quantitative pot (2), the output end of quantitative pot (2) is also connected with delivery valve (4), the both ends of colorimetric cylinder (7) are respectively arranged with supporting block (6) and fastening block (8), colorimetric cylinder (7) is arranged between supporting block (6) and fastening block (8), fastening block (8) is connected with the hold-down mechanism for pushing fastening block (8) to compress colorimetric cylinder (7).It is easy to operate when the systematic sampling of this sample detection, additionally it is possible to which that dielectric leakage when avoiding sampling avoids polluting the environment, additionally it is possible to the health of protection sampling employee.
Description
Technical field
A kind of sample detection system, belongs to sampling equipment technical field.
Background technique
In Chemical Manufacture, gas or the liquid sampling chemical examination to production are needed, to guarantee that the product of production meets the requirements,
Or need detect production gas in harmful components content it is whether exceeded to judge whether gas can be directly discharged to greatly
In gas, without polluting the environment.Usually there are the following problems in use for existing decimation blocks: 1) being taken out
The sample taken does not have representativeness, and existing sampling module is usually random on gas or fluid-carrying lines in sampling
Sample and inspection are extracted, but since, close to the poor fluidity of the medium of tube wall, therefore, it is difficult to guarantee the sample of extraction in pipeline
Has representativeness；2) leakage is easily caused when sampling, i.e., pollution is caused to environment, and make to the health of sampling employee
At infringement.
Summary of the invention
Colorimetric cylinder is picked and placed conveniently technical problem to be solved by the utility model is: overcoming the deficiencies of the prior art and provide, and
It can be avoided the sample detection system leaked in sampling process.
The technical scheme adopted by the utility model to solve the technical problem is as follows: the sample detection system, it is characterised in that:
Including quantitative pot, colorimetric cylinder and adsorption tanks, the input terminal of quantitative pot is connected with transfer valve, the input terminal and quantitative pot of colorimetric cylinder
Output end be connected, the output end of colorimetric cylinder is connected with adsorption tanks, and sampling valve is provided between colorimetric cylinder and quantitative pot, quantitative
The output end of tank is also connected with delivery valve, and the both ends of colorimetric cylinder are respectively arranged with supporting block and fastening block, and colorimetric cylinder setting is being propped up
Between bracer and fastening block, fastening block is connected with the hold-down mechanism for pushing fastening block to compress colorimetric cylinder.
Preferably, the side of the supporting block is provided with supporting block sealing drum, and the side of fastening block is provided with fastening block
Sealing drum, colorimetric cylinder are co-axially located between supporting block sealing drum and fastening block sealing drum, and supporting block sealing drum and fastening block are close
Inner hole of the sealed tube close to one end of colorimetric cylinder is the taper being gradually increased along the orient diameter close to colorimetric cylinder.
Preferably, the supporting block is cylindrical shape, and the internal diameter that the internal diameter at the middle part of supporting block is less than both ends forms support
Block limiting section, supporting block sealing drum are co-axially located in supporting block, and are limited on supporting block limiting section.
Preferably, the fastening block includes anchorage bar and fastening rod bush, and the middle part of anchorage bar is arranged in anchorage bar
Outside casing, the both ends for fastening rod bush are coaxially disposed with anchorage bar, form the connection chamber being arranged in the middle part of anchorage bar, fastening
Be provided with transfer passage on bar, transfer passage one end is connected by fastening block sealing drum with colorimetric cylinder, the other end be connected to chamber phase
Even, connection chamber is connected with adsorption tanks, and hold-down mechanism is connected with anchorage bar.
Preferably, the hold-down mechanism includes support tube and screw rod, and support tube is cylinder closed at one end, fastening block
The open end of support tube is set, and the closed end of support tube is coaxially arranged with threaded hole, and screw rod passes through threaded hole and support tube spiral shell
Line connects and fastening block is pushed to compress colorimetric cylinder.
Preferably, the fastening block is rotatablely connected by connector sleeve and screw rod.
Preferably, the both ends of the fastening rod bush pass through sealing ring and anchorage bar seals, and fasten the two of rod bush
The internal diameter at end is greater than the internal diameter at middle part, and sealing ring setting is in the corresponding one end of fastening rod bush.
Compared with prior art, beneficial effect possessed by the utility model is:
1, the feed-line of the transfer valve connection high pressure of this sample detection system, delivery valve connect low-pressure delivery pipeline, from
And can make in quantitative pot full of sampling medium, then delivery valve is closed, sampling valve is opened, dielectric gas is made to enter colorimetric cylinder
It is interior, certain ingredient in dielectric gas is detected, the gas after detection is drained into atmosphere by adsorption tanks, and when sampling operates
It is convenient, additionally it is possible to which that dielectric leakage when avoiding sampling avoids polluting the environment, additionally it is possible to which that the body of protection sampling employee is strong
Health, colorimetric cylinder are compressed by hold-down mechanism, and colorimetric cylinder is convenient for disassembly and assembly.
2, the both ends of colorimetric cylinder respectively with supporting block sealing drum and fastening block sealing drum, since the both ends of colorimetric cylinder are served as reasons
The taper that end to mid diameter is gradually increased avoids leaking in sampling process to guarantee colorimetric cylinder sealed reliable.
3, it is provided with supporting block limiting section in the middle part of supporting block, facilitates the installation of supporting block sealing drum, also ensures branch
Bracer sealing drum and colorimetric cylinder are in close contact, and guarantee sealed reliable between supporting block sealing drum and colorimetric cylinder.
4, transfer passage one end is connected to by fastening block sealing drum with colorimetric cylinder, and the other end is connected to chamber is connected to, and is connected to chamber
It is connected to adsorption tanks, so that the gas after sampling be enable quickly to be discharged through adsorption tanks, hold-down mechanism is connected with anchorage bar, thus
Comparison colour tube is facilitated to be fixed.
5, screw rod is threadedly coupled with the closed end of support tube, to compress to fastening module, facilitates tearing open for colorimetric cylinder
Dress.
6, fastening block is rotatablely connected by connector sleeve and screw rod, and screw rod is avoided to counteract when rotating to fastening block, is influenced
Sealing between colorimetric cylinder and fastening block.
7, sealing ring both ends are arranged in fastening rod bush, can either guarantee to seal between fastening rod bush and anchorage bar
Connection, and can be avoided and sealing ring is damaged.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of sample detection system.
Fig. 2 is the scheme of installation of colorimetric cylinder.
Fig. 3 is the structural schematic diagram of sample detection system in embodiment 2.
Fig. 4 is the main view schematic cross-sectional view that medium is connected to block.
In figure: 1, transfer valve 2, quantitative pot 3, efferent duct 4, delivery valve 5, sampling valve 6, supporting block 601,
Supporting block interconnecting piece 602, supporting block limiting section 7, colorimetric cylinder 8, fastening block 9, adsorption tanks 10, delivery pipe 11,
Supporting block sealing drum 12, supporting block clamping sleeve 13, anchorage bar 1301, transfer passage 14, end cap 15, sealing ring
16, rod bush 17 is fastened, connection chamber 18, support tube 19, connector sleeve 20, screw rod 21, manual pump 22, samples and stops
Return valve 23, reflux check-valves 24, medium connection block 25, backflow fittings 26, return pipe 27, connection block main body
2701, block interconnecting piece 2702, output channel 2703, return flow line 28, out splice going splice 29, fastening block sealing drum are connected to
30, fastening block clamping sleeve.
Specific embodiment
Fig. 1 ~ 2 are the most preferred embodiments of the utility model, and 1 ~ 4 pair of the utility model is done furtherly with reference to the accompanying drawing
It is bright.
A kind of sample detection system, including quantitative pot 2, colorimetric cylinder 7 and adsorption tanks 9, the input terminal of quantitative pot 2 are connected with
The input terminal of transfer valve 1, colorimetric cylinder 7 is connected with the output end of quantitative pot 2, and the output end of colorimetric cylinder 7 is connected with adsorption tanks 9,
It is provided with sampling valve 5 between colorimetric cylinder 7 and quantitative pot 2, the output end of quantitative pot 2 is also connected with delivery valve 4, and the two of colorimetric cylinder 7
End is respectively arranged with supporting block 6 and fastening block 8, and colorimetric cylinder 7 is arranged between supporting block 6 and fastening block 8, and fastening block 8 is connected with
Fastening block 8 is pushed to compress the hold-down mechanism of colorimetric cylinder 7.The transfer valve 1 of this sample detection system connects the feed-line of high pressure, defeated
Valve 4 connects low-pressure delivery pipeline out, so as to make to be full of sampling medium in quantitative pot 2, then delivery valve 4 is closed, opening takes
Sample valve 5 enters dielectric gas in colorimetric cylinder 7, detects to certain ingredient in dielectric gas, and the gas after detection is logical
It crosses adsorption tanks 9 to drain into atmosphere, when sampling is easy to operate, additionally it is possible to which dielectric leakage when avoiding sampling avoids causing dirt to environment
Dye, additionally it is possible to which the health of protection sampling employee, colorimetric cylinder 7 are compressed by hold-down mechanism, and colorimetric cylinder 7 is convenient for disassembly and assembly.
The utility model is described further combined with specific embodiments below, however persons familiar with the art should
Solution, is to preferably explain here in connection with the detailed description that attached drawing provides, the structure of the utility model has necessarily had exceeded
These embodiments of limit, and for some equivalents or common approach, it is no longer described in detail herein, but still fall within this
The protection scope of application.
Embodiment 1
The upper end of quantitative pot 2 is input terminal as shown in Figure 1:, and lower end is output end, and the input terminal of quantitative pot 2 is connected with defeated
Enter pipe, transfer valve 1 is provided on input pipe.The output end of quantitative pot 2 is connected with delivery pipe 10, the input terminal of delivery pipe 10 and fixed
The output end of measuring tank 2 is connected to, and the output end of delivery pipe 10 is connected with efferent duct 3 and colorimetric cylinder 7 simultaneously, is provided on efferent duct 3
Delivery valve 4.
The left end of colorimetric cylinder 7 is provided with supporting block 6, and right end is provided with fastening block 8, and the setting of colorimetric cylinder 7 is in supporting block 6 and tightly
Gu between block 8, the left end of colorimetric cylinder 7 is connected by supporting block 6 with the output end of delivery pipe 10, and the right end of colorimetric cylinder 7 passes through
Fastening block 8 is connected with adsorption tanks 9.Sampling valve 5 is provided between supporting block 6 and delivery pipe 10, so that control be facilitated to sample
On-off.The both ends of colorimetric cylinder 7 are the taper being gradually increased by end to mid diameter, to facilitate the sealing of colorimetric cylinder 7.
As shown in Figure 2: supporting block 6 is horizontally disposed cylinder, and supporting block 6 and colorimetric cylinder 7 are coaxially disposed, and supporting block 6 is set
It sets in the left side of colorimetric cylinder 7, the diameter at the middle part of supporting block 6 is less than the diameter at both ends, to form branch at the middle part of supporting block 6
Bracer limiting section 602, the outer diameter of the right end of supporting block 6 are less than the outer diameter of left end, supporting block interconnecting piece 601 are formed, around support
The outer wall of block interconnecting piece 601 is provided with screw thread.
The right side of supporting block 6 is connected to by supporting block sealing drum 11 with the right end of colorimetric cylinder 7.Supporting block sealing drum 11 is two
The cylinder of the open setting in end, supporting block sealing drum 11 is co-axially located in supporting block 6, and the left end of supporting block sealing drum 11
It is supported on supporting block limiting section 602.
The right end of supporting block sealing drum 11 stretches out supporting block 6, and the right end of supporting block sealing drum 11 passes through supporting block clamping sleeve
12 compress, and the right end of supporting block sealing drum 11 is provided with inside in-flanges, and the internal diameter of in-flanges is greater than supporting block sealing drum
The internal diameter of 11 right ends.The inner wall of supporting block sealing drum 11 is provided with screw thread, and supporting block interconnecting piece 601 protrudes into supporting block clamping sleeve 12
It is interior and be threadedly coupled with supporting block clamping sleeve 12, supporting block sealing drum 11 is pressed on by the in-flanges of supporting block clamping sleeve 12
In supporting block limiting section 602.Right end of the left end support of colorimetric cylinder 7 in supporting block sealing drum 11, the left end of supporting block 6 and conveying
The output end of pipe 10 is connected.
Fastening block 8 includes anchorage bar 13 and fastening rod bush 16, and the middle part of anchorage bar 13 is co-axially located at fastening rod set
In pipe 16, fastening rod bush 16 is stretched out at the both ends of anchorage bar 13.It fastens between the inner wall of rod bush 16 and the outer wall of anchorage bar 13
Every setting, the both ends of fastening rod bush 16 sealed set between anchorage bar 13 is set to be formed in the middle part of anchorage bar 13
The connection chamber 17 set is provided with radial gas vent on fastening rod bush 16, and gas vent is connected by pipeline with adsorption tanks 9
It is logical.Transfer passage 1301 is provided on anchorage bar 13, the left end of transfer passage 1301 passes through fastening block sealing drum 29 and colorimetric cylinder 7
Right end be connected, the right end of transfer passage 1301 is connected with connection chamber 17.
The diameter that the diameter of the left end of transfer passage 1301 is greater than right end forms ladder-like, the right end of fastening block sealing drum 29
Protrude into transfer passage 1301 and be supported on the shoulder of transfer passage 1301.Left end outer wall around anchorage bar 13 is provided with spiral shell
Line, fastening block sealing drum 29 are pressed on anchorage bar 13 by fastening block clamping sleeve 30.Fastening block clamping sleeve 30 is that both ends are spacious
The cylinder of mouth setting, the left end of fastening block clamping sleeve 30 are provided with inside in-flanges, and it is close that the internal diameter of in-flanges is greater than fastening block
The internal diameter of 29 left end of sealed tube, the left end of anchorage bar 13 are protruded into fastening block clamping sleeve 30 and are connected with 30 screw thread of fastening block clamping sleeve
It connects, fastening block sealing drum 29 is pressed on the shoulder of anchorage bar 13 by in-flanges by fastening block clamping sleeve 30.
The right end of supporting block sealing drum 11 and the left end of fastening block sealing drum 29 be by end to mid diameter gradually
Reduced taper, so that convenient connect with the end part seal of colorimetric cylinder 7 under pressure.
Transfer passage 1301 is horizontal L shape, and an end of transfer passage 1301 is connected to fastening block sealing drum 29
Another end is connected to chamber 17 is connected to.The groove of annular, transfer passage 1301 are provided in the middle part of the outer wall of anchorage bar 13
End be arranged in groove, thus facilitate transfer passage 1301 be connected to chamber 17 connection.
The both ends of fastening rod bush 16 pass through sealing ring 15 and anchorage bar 13 seals, and fasten the interior of the both ends of rod bush 16
Diameter is all larger than the internal diameter at middle part, to form stepped hole, the setting of sealing ring 15 is propped up in fastening corresponding one end of rod bush 16
Support is in corresponding shoulder.The both ends of fastening rod bush 16 are provided with end cap 14, end cap 14 with fasten rod bush 16 corresponding one
End is threadedly coupled, and sealing ring 15 is compressed.
Hold-down mechanism includes support tube 18 and screw rod 20, and support tube 18 is horizontally set on the right side of fastening rod bush 16,
Support tube 18 is the closed cylinder of right end, and the right end of fastening rod bush 16 is slidably arranged in support tube 18, fastens rod bush 16
It is slidably connected with support tube 18, and fastens rod bush 16 and the coaxial arrangement of support tube 18.The right end of support tube 18 is coaxially arranged with
Threaded hole, the left end of screw rod 20 are rotatablely connected after passing through threaded hole with anchorage bar 13, and screw rod 20 is threadedly coupled with support tube 18, spiral shell
The right end of bar 20 is provided with handle, so that convenient push anchorage bar 13 to translate by screw rod 20, facilitates the dismounting of colorimetric cylinder 7.
Anchorage bar 13 is rotatablely connected by connector sleeve 19 and screw rod 20, and connector sleeve 19 is the circle being coaxially disposed with anchorage bar 13
Cylinder, the right end of connector sleeve 19 are provided with inside in-flanges, and the inner wall of connector sleeve 19 is provided with screw thread, the diameter of 20 left end of screw rod
Diameter greater than right end forms blocking portion, and the right end outer wall around anchorage bar 13 is provided with screw thread, and the right end of anchorage bar 13 protrudes into
It is threadedly coupled in connector sleeve 19 and with connector sleeve 19, the right side of blocking portion is arranged in the in-flanges of connector sleeve 19, to push logical
It crosses in-flanges to be pressed on blocking portion on the right side of anchorage bar 13, guarantees that anchorage bar 13 is adjusted accurately.The left end of blocking portion is
The taper that diameter is gradually increased from left to right, makes the right end point contact of blocking portion Yu anchorage bar 13, to guarantee anchorage bar 13
The rotation of screw rod 20 will not be counteracted.
Sample detection system in the present embodiment is differential pressure type sample detection system, i.e. input pipe connects high-pressure delivery pipe
Line, efferent duct 3 connects low-pressure delivery pipeline, to make medium be inputted under pressure by input pipe, and defeated through efferent duct 3
Out, guarantee to enter medium in colorimetric cylinder 7 then again under the action of high-pressure delivery pipeline full of medium in quantitative pot 2.
The application method of this sample detection system is as follows: the medium come from high pressure line first passes through transfer valve 1 and enters quantitatively
In tank 2, divides two-way behind quantitative pot outlet, so that gas medium is returned to reflux point gas medium interface by delivery valve 4 all the way, i.e.,
Low-pressure delivery pipeline is returned to, such sampling medium is formed sealing and circulating in pipeline, and another way enters colorimetric by sampling valve 5
Colorimetric cylinder detection is carried out in pipe 7, enter after the gas of colorimetric cylinder 7 comes out from fastening block 8 include the adsorption tanks 9 of adsorbent into
Gas after absorption, is then diffused to high-altitude by high-altitude pipeline by row absorption toxic and harmful gas.
Embodiment 2
It is as shown in Figure 3: embodiment 2 the difference from embodiment 1 is that: sample detection system be micro-pressure single-point type sampling inspection
Examining system, is not provided with quantitative pot 2, and the output end of input pipe is connected with medium connection block 24.In the present embodiment, sample detection
System further includes manual pump 21, and manual pump 21 is connected to block 24 by medium and is connected with input pipe, and manual pump 21 is connected to medium
The sampling check-valves 22 for making medium flow to manual pump 21 is provided between block 24.The output end of manual pump 21 is connected with delivery pipe
10, the input terminal of delivery pipe 10 is connected with manual pump 21.The output end of delivery pipe 10 connects colorimetric cylinder 7 by supporting block 6, defeated
It send and is provided with sampling valve 5 between the output end of pipe 10 and supporting block 6, the output end of delivery pipe 10 is also connected with return pipe 26, returns
The input terminal of flow tube 26 is connected with the output end of delivery pipe 10, and the output end of return pipe 26 is connected to block 24 and input by medium
Pipe is connected, and reflux check-valves 23 is provided on return pipe 26, and reflux check-valves 23 makes medium flow to medium connection block 24.It can
Guarantee that medium samples is representative when sampling, and can guarantee that medium samples can enter as early as possible in colorimetric cylinder 7, ensure that
Testing result is accurate.
Manual pump 21 includes cylindric manual pump main body and is slidably arranged in the intracorporal piston of manual pump master, manual pump
Main body is horizontally disposed, and setting is closed in the left end of manual pump main body, and piston is slidably arranged in manual pump main body, and piston and manually
Sealed set between main body inner wall is pumped, is provided with piston rod on the right side of piston, piston rod is connected and with piston along axis with piston
To movement.The closed end of manual pump main body is provided with delivery port, manual pump main body by delivery port simultaneously with delivery pipe 10, reflux
Pipe 26 is connected to the connection of block 24 with medium.
As shown in Figure 4: it includes connection block main body 27 that medium, which is connected to block 24, and connection block main body 27 is vertically arranged cylinder
The left side of shape, connection block main body 27 is provided with horizontally disposed columned connection block interconnecting piece 2701, around connection block connection
The outer wall in portion 2701 is provided with screw thread, and connection block interconnecting piece 2701 protrudes into the output end of transfer valve 1 and connects with 1 screw thread of transfer valve
It connects.Connection block interconnecting piece 2701 is wholely set with block main body 27 is connected to.
Output channel 2702 and return flow line 2703 are provided in connection block main body 27, output channel 2702 is horizontal
L shape, one end of output channel 2702 are arranged on the end face of connection block interconnecting piece 2701 and connect with the output end of transfer valve 1
Logical, another end setting of output channel 2702 is connected on the upper surface of block main body 27 and pacifies on connection 27 upper surface of block main body
Equipped with the out splice going splice 28 being connected with output channel 2702.Return flow line 2703 is also horizontal L shape, return flow line 2703
One end be arranged on the end face of connection block interconnecting piece 2701, and be connected to the output end of transfer valve 1, the other end, which is arranged, to be connected to
The lower end of the lower end of block main body 27, connection block main body 27 is equipped with the backflow fittings 25 being connected with return flow line 2703.Manually
The input terminal of pump 21 is connected with out splice going splice 28, and the output end of return pipe 26 is connected with backflow fittings 25.
In the present embodiment, the application method of sample detection system is as follows: media-carrying lines are connected with input pipe, are situated between
Matter enters medium connection block 24 after transfer valve 1, due to the presence of sampling check-valves 22 and the check-valves 23 that flows back, when manual
When the piston rod band piston of pump 21 is displaced outwardly, medium can enter in manual pump body lumen through over sampling check-valves 22,
When piston rod band piston moves inward, medium has manual pump body lumen and is connected to block 24 with medium by return pipe 26 and returns
It flow in input pipe, after medium circulation 2 ~ 3 times, pulls out piston rod and manual pump body lumen is made to store a certain amount of Jie
Then matter opens sampling valve 5, simultaneously closes off transfer valve 1, then inwardly push the piston rod of manual pump 21, and medium has delivery pipe
10 are delivered in colorimetric cylinder 7, complete the sample detection of medium.It detects medium and enters adsorption tanks 9 after colorimetric cylinder 7, by inhaling
Attached gas is discharged from high-altitude.
The above descriptions are merely preferred embodiments of the present invention, is not to make other forms to the utility model
Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent
The equivalent embodiment of variation.But it is all without departing from the content of the technical scheme of the utility model, the technology according to the utility model is real
Matter any simple modification, equivalent variations and remodeling to the above embodiments, still fall within the guarantor of technical solutions of the utility model
Protect range.
Claims (7)
1. a kind of sample detection system, it is characterised in that: including quantitative pot (2), colorimetric cylinder (7) and adsorption tanks (9), quantitative pot
(2) input terminal is connected with transfer valve (1), and the input terminal of colorimetric cylinder (7) is connected with the output end of quantitative pot (2), colorimetric cylinder
(7) output end is connected with adsorption tanks (9), is provided between colorimetric cylinder (7) and quantitative pot (2) sampling valve (5), quantitative pot (2)
Output end be also connected with delivery valve (4), the both ends of colorimetric cylinder (7) are respectively arranged with supporting block (6) and fastening block (8), colorimetric
It manages (7) to be arranged between supporting block (6) and fastening block (8), fastening block (8), which is connected with, pushes fastening block (8) to compress colorimetric cylinder (7)
Hold-down mechanism.
2. sample detection system according to claim 1, it is characterised in that: the side of the supporting block (6) is provided with
Supporting block sealing drum (11), the side of fastening block (8) are provided with fastening block sealing drum (29), and colorimetric cylinder (7) is co-axially located at branch
Between bracer sealing drum (11) and fastening block sealing drum (29), supporting block sealing drum (11) and fastening block sealing drum (29) close to than
The inner hole of one end of colour tube (7) is the taper being gradually increased along the orient diameter close to colorimetric cylinder (7).
3. sample detection system according to claim 2, it is characterised in that: the supporting block (6) is cylindrical shape, support
The internal diameter that the internal diameter at the middle part of block (6) is less than both ends forms supporting block limiting section (602), supporting block sealing drum (11) coaxial arrangement
In supporting block (6), and limit on supporting block limiting section (602).
4. sample detection system according to claim 1, it is characterised in that: the fastening block (8) includes anchorage bar
(13) and fastening rod bush (16), the middle part setting of anchorage bar (13) are fastening rod bush (16) outside, are fastening rod bush (16)
Both ends be coaxially disposed with anchorage bar (13), form the connection chamber (17) being arranged in the middle part of anchorage bar (13), anchorage bar
(13) it is provided on transfer passage (1301), transfer passage (1301) one end passes through fastening block sealing drum (29) and colorimetric cylinder (7)
It is connected, the other end is connected with connection chamber (17), and connection chamber (17) is connected with adsorption tanks (9), hold-down mechanism and anchorage bar (13)
It is connected.
5. sample detection system according to claim 1, it is characterised in that: the hold-down mechanism includes support tube (18)
And screw rod (20), support tube (18) they are cylinder closed at one end, fastening block (8) setting is in the open end of support tube (18), branch
The closed end of support cylinder (18) is coaxially arranged with threaded hole, and screw rod (20) is threadedly coupled and is pushed with support tube (18) by threaded hole
Fastening block (8) compresses colorimetric cylinder (7).
6. sample detection system according to claim 5, it is characterised in that: the fastening block (8) passes through connector sleeve
(19) it is rotatablely connected with screw rod (20).
7. sample detection system according to claim 4, it is characterised in that: the both ends of the fastening rod bush (16) are equal
It is sealed by sealing ring (15) and anchorage bar (13), the internal diameter for fastening the both ends of rod bush (16) is greater than the internal diameter at middle part, sealing
(15) setting is enclosed in the corresponding one end of fastening rod bush (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822013101.9U CN209215031U (en) | 2018-12-03 | 2018-12-03 | A kind of sample detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822013101.9U CN209215031U (en) | 2018-12-03 | 2018-12-03 | A kind of sample detection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209215031U true CN209215031U (en) | 2019-08-06 |
Family
ID=67462627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822013101.9U Expired - Fee Related CN209215031U (en) | 2018-12-03 | 2018-12-03 | A kind of sample detection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209215031U (en) |
-
2018
- 2018-12-03 CN CN201822013101.9U patent/CN209215031U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |