CN209342612U - The device and its water quality monitoring system of fluorescent polymer concentration in a kind of detection water - Google Patents
The device and its water quality monitoring system of fluorescent polymer concentration in a kind of detection water Download PDFInfo
- Publication number
- CN209342612U CN209342612U CN201822038663.9U CN201822038663U CN209342612U CN 209342612 U CN209342612 U CN 209342612U CN 201822038663 U CN201822038663 U CN 201822038663U CN 209342612 U CN209342612 U CN 209342612U
- Authority
- CN
- China
- Prior art keywords
- hole
- detection
- sealing
- end housing
- polymer concentration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
Fluorescent polymer concentration device includes an installation lid in the detection water of one of the utility model；Two close circle bodies；One detection end housing, which offers two first sealing holes and one second sealing hole；One output end housing, one end and the sealing of installation lid one end are fixed, and the open end of the other end and detection end housing, which seals, to be fixed；One is mounted on the circuit board in detection end housing, and a through-hole is offered on circuit board；The light source of one installation on circuit boards emits received block, and the mounting hole of an arrangement corresponding with through-hole is offered on light source transmitting received block；One quartzy runner pipe, detection pipe, an input pipe and the efferent duct which is further sleeved in mounting hole by one form；The open end of input pipe and the open end of efferent duct pass through sealing circle body and are installed in through hole, and mounting hole is set in outside detection pipe；One is installed in the earthing member at the second sealing hole.
Description
Technical field
The utility model relates to a kind of field of optical measuring technologies, more particularly to one kind is for detecting fluorescent polymer in water
The device and its water quality monitoring system of concentration.
Background technique
In specific water system, need to carry out real-time and precise monitoring to the concentration of fluorescent polymer in water, thus a energy
The device for enough providing real-time judgment fluorescent polymer concentration data is particularly important.The device answers entire body pressure resistance, acid-alkali-corrosive-resisting, each
A junction is answered solid and reliable, and can play the role of sealing, entering inside device to avoid tested water leads to circuit etc.
Component damage.
Due to there is a plurality of optical path with the measurement for measured parameter and interference parameter inside device, optical path structure compared with
For complexity.Therefore it has higher requirements to the installation of device, and the plane that tested water (flow) direction is combined with optical path should be at vertical angle side
It can ensure that tested water energy can smoothly enter into and fill up detection window.If tested water cannot can smoothly enter into detection window and fill up inspection
Window is surveyed, detection window is easy for generating air, and then will cause the change of optical path, eventually leads to the accuracy drop of detection data
It is low.
Utility model content
The purpose of the present invention is to address the shortcomings of the background art described above, provides fluorescence polymerization in a kind of detection water
The device and its water quality monitoring system of object concentration.
To achieve the above object, a kind of device detecting fluorescent polymer concentration in water provided by the utility model, is applicable in
Fluorescent polymer concentration device includes at least an installation lid in industrial cycle water monitoring, the detection water；Two close circle bodies；Inside one
Hollow, open at one end, the closed detection end housing of the other end, the detection end housing has an open end and a sealed end, and institute
State test side hull outside border offer two opposite first sealing holes and one between two first sealing holes
Two sealing holes；One inner hollow, the output end housing of both ends open, the output end housing one end and described installation lid one end seal
Fixed, the open end of the other end and the detection end housing, which seals, to be fixed；One is mounted on the circuit board in the detection end housing,
A through-hole is further offered on the circuit board；The light source of one installation on circuit boards emits received block, and light source transmitting receives
The mounting hole of an arrangement corresponding with the through-hole is offered on seat；One quartzy runner pipe, the quartz runner pipe is further by a set of
Dress detection pipe in the mounting hole, one protrude out the input pipe formed and one another by the detection pipe by described detection pipe one end
One end protrude out to be formed efferent duct composition, and the detection pipe inner wall of the pipe it is tubular be square, the input pipe unit time
Interior instantaneous flow should be greater than the instantaneous flow in the detection pipe unit time, the instantaneous stream in the efferent duct unit time
Amount should be less than the instantaneous flow being equal in the input pipe unit time；The open end of the input pipe and the open end of efferent duct
The through hole is installed in by the sealing circle body, the mounting hole is set in outside the detection pipe；One sealing dress
The earthing member being located at second sealing hole.
Further, the earthing member from an earth stud and one with earth stud cooperation it is fixed and described in being placed in
The nut composition in end housing is detected, the nut border of the earth stud offers an annular groove, one second O-ring seal
It is set in the annular groove, after being completed, second O-ring seal supports the hole wall in second sealing hole
On.
Further, the light source transmitting received block is installed with a spring leaf, and the earth stud and the light source emit
Received block is pressed into contact with and is electrically connected by spring leaf and spring realization, and the spring leaf is realized by electric wire and the circuit board
Electrical connection, and then circuit pathways are formed with the earth stud.
Further, the sealed end of the detection end housing offers the receiving circuit board and is mounted on the circuit
The accommodating chamber of light source transmitting received block on plate, and the accommodating chamber is mutually communicated with first sealing hole.
Further, it is in be mutually perpendicular to mode to arrange that the accommodating chamber is mutually communicated with first sealing hole.
Further, the sealing circle body further comprise one be in the form of a column base portion, one along base portion outlet medium position
It is that the recessed third seal groove of place's annular, at least two are provided with base portion outlet lower part and be located at below the third seal groove
Pin mounting groove, one through the base portion through-hole, one protrude out the support division to be formed, two edges along through-hole hole inner wall border upper, annular
The 4th recessed seal groove of through-hole hole inner wall border annular, and wherein one the 4th sealing ring runs through the bottom surface of the base portion.
Further, two first sealing hole hole inner wall border annular protrudes out to form a backstop platform, first sealing
Hole hole inner wall at least offers two and the one-to-one pin hole of pin mounting groove；After being completed, the light source transmitting is received
Seat and the installing of partial circuit plate are fixed in the accommodating chamber, and the sealing circle body is by the pin mounting groove and is mounted in pin hole
Pin mutual cooperation so that the sealing circle body is fixed in the first sealing hole, the sealing circle body is installed in
In through-hole, and the open end of the input pipe and the open end of efferent duct support on the support division of the sealing circle body, institute
The bottom surface for stating base portion supports on the backstop platform, and the mounting hole is set in outside the detection pipe, and third O-ring seal is squeezed
It presses between third seal groove and the first sealing hole hole inner wall, is set with intracorporal two the 4th O-ring seal quilt of a sealing ring wherein
It squeezes between the 4th seal groove and the input pipe, is sleeved on the 4th O-ring seal of another sealing ring intracorporal two and is extruded
Between four seal grooves and the efferent duct.
Further, the top base surface of the sealing circle body opens up fluted, and the groove and specific purpose tool cooperation in turn will
Sealing circle body is fixed in first sealing hole.
Further, it is arranged integrally formed with two along the open end border on the open end inner wall of the detection end housing
The first seal groove, be set with one first O-ring seal in two first seal groove；The output end housing and the inspection
Survey after end housing group installs, the output end housing and the detection end housing to the first O-ring seal mutual extrusion with
It realizes and circuit board, light source transmitting received block is sealed in the detection end housing.
It is dense that the two of the utility model provide fluorescent polymer in a kind of a kind of detection water for applying one of the utility model
A kind of water quality monitoring system of the device of degree.
In conclusion the device of fluorescent polymer concentration and its water quality monitoring in a kind of detection water provided by the utility model
System has structure simple, and Multi-level sealing structure can reach preferable sealing effect, the special construction of the quartz runner pipe
It ensures transmitting and receives the effect of light, promote precision, improve the convenience and reliability of quartzy runner pipe installation.
Detailed description of the invention
Fig. 1 is one stereoscopic schematic diagram of device of fluorescent polymer concentration in a kind of detection water of the utility model.
Fig. 2 is that cutting of the device of fluorescent polymer concentration in a kind of detection water of the utility model along the direction C-C is illustrated
Figure.
Fig. 3 is cut-away illustration of the device along the direction C-C of fluorescent polymer concentration in a kind of detection water shown in Fig. 2
Enlarged diagram at middle A.
Fig. 4 is cut-away illustration of the device along the direction C-C of fluorescent polymer concentration in a kind of detection water shown in Fig. 2
Enlarged diagram at middle B.
Fig. 5 is that the part of the another cut-away illustration of device of fluorescent polymer concentration in a kind of detection water of the utility model shows
It is intended to.
Fig. 6 is that the circuit board of the device of fluorescent polymer concentration, light source transmitting receive in a kind of detection water of the utility model
The schematic perspective view that seat and quartzy runner pipe are installed together.
Fig. 7 is that the stereochemical structure of the sealing circle body of the device of fluorescent polymer concentration in a kind of detection water of the utility model is shown
It is intended to.
Fig. 8 is the stereochemical structure of the quartzy runner pipe of the device of fluorescent polymer concentration in a kind of detection water of the utility model
Schematic diagram.
Fig. 9 is the top view of the quartzy runner pipe of the device of fluorescent polymer concentration in a kind of detection water of the utility model.
Figure 10 is that the stereochemical structure of the earthing member of the device of fluorescent polymer concentration in a kind of detection water of the utility model is shown
It is intended to.
Specific embodiment
By the technology contents of the utility model are described in detail, construction feature, are reached purpose and effect, reality is hereby enumerated below
It applies example and attached drawing is cooperated to be explained in detail.
Fig. 1 to Figure 10 is please referred to, the device 100 of fluorescent polymer concentration, is suitable in a kind of detection water of the utility model
Industrial cycle water monitoring, fluorescent polymer concentration device 100 includes at least an installation lid 11, two and seals circle body in the detection water
16。
One inner hollow, open at one end, the closed detection end housing 13 of the other end, the detection end housing have an open end
(in figure for an indicate) and sealed end 132, and to offer facing each other first close for the 13 outside border of detection end housing
Sealing of hole 133 and second sealing hole (being indicated in figure) between two first sealing holes 133.
One inner hollow, the output end housing 12 of both ends open, 12 one end of output end housing and the installation lid 11 1
End sealing is fixed, and the open end of the other end and the detection end housing 13 (indicates) sealing and fixes in figure.
One is mounted on the circuit board 14 in the detection end housing 13, further offers a through-hole on the circuit board 14
(not indicated in figure).
One is mounted on the light source transmitting received block 15 on circuit board 14, offers one and institute on light source transmitting received block 15
State the mounting hole 151 of the corresponding arrangement of through-hole.
One quartzy runner pipe 17, the quartz runner pipe 17 are further sleeved on the detection pipe in the mounting hole 171 by one
171, one by described detection pipe one end protrude out the input pipe 172 formed and one protruded out by the detection pipe other end formed it is defeated
Outlet pipe 173 form, and the detection pipe 171 inner wall of the pipe it is tubular be square, it is instantaneous in 172 unit time of input pipe
Flow should be greater than the instantaneous flow in the detection pipe unit time, and the instantaneous flow in 163 unit time of efferent duct is answered
Less than or equal to the instantaneous flow in 172 unit time of input pipe.
The open end of the input pipe 172 and the open end of efferent duct 173 pass through the sealing of sealing circle body 16 installing
At the through-hole 133, the mounting hole 151 is set in outside the detection pipe 171.
One is installed in the earthing member 18 at second sealing hole (indicating in figure).
The open end of the detection end housing 13 (is indicated) on inner wall integrally formed with two in figure along the open end
It is O-shaped to be set with one first in two first seal groove 135 for first seal groove 135 of (in figure for indicate) border arrangement
Sealing ring 191, after the output end housing 12 is installed with described 13 groups of detection end housing, by export end housing 12 with it is described
Detection end housing 13 realizes 191 mutual extrusion of the first O-ring seal circuit board 14, light source transmitting received block 15 is close
Be enclosed in the detection end housing 13, above structure by two the first seal grooves 131 and the first O-ring seal 191 and by
End housing 12 is exported after being completed and 13 mutual extrusion of detection end housing acts on forming two-stage sealing, and sealing effect is more
It is good.
The detection end housing 13 is integrally formed with a mounting disc 130 and at least two muscle 136, the mounting disc 130 and institute
When stating device 100 and external connection member installation fixed of the muscle 136 for fluorescent polymer concentration in the utility model detection water
Play fixed position.
The sealing circle body 16 further comprises the base portion 161, one being in the form of a column ring along base portion outlet medium position
It is that the recessed third seal groove 162 of shape, at least two are provided with base portion outlet lower part and be located at 162 lower section of the third seal groove
Pin mounting groove 163, one protrude out shape along 164 hole inner wall border upper, annular of through-hole through the through-hole 164, one of the base portion 161
At support division 165, two along recessed the 4th seal groove 166 of through-hole hole inner wall border annular, and wherein the 4th sealing
Circle 166 runs through the bottom surface of the base portion 161.161 top surface of base portion of the sealing circle body 16 opens up fluted 167, the groove 167
Cooperate with specific purpose tool and then sealing circle body 16 is fixed in first sealing hole 133.
132 side of sealed end of the detection end housing 13 offers the receiving circuit board 14 and is mounted on the electricity
The accommodating chamber 137 of light source transmitting received block 15 on road plate 14, and the accommodating chamber 137 is mutually passed through with first sealing hole 133
It is logical, preferably implementing, it is in be mutually perpendicular to mode to arrange that the accommodating chamber 137 is mutually communicated with first sealing hole 133.It is described
Two first sealing holes, the 133 equal annular in hole inner wall border protrudes out to form a backstop platform 138.First sealing hole, the 133 hole inner wall is extremely
Two are offered less corresponds pin hole 139 with pin mounting groove 163.
After being completed, the light source transmitting received block 15 and the installing of partial circuit plate 14 are fixed on the accommodating chamber 137
Interior, the sealing circle body 16 cooperates in turn by the pin mounting groove 163 and the pin 195 being mounted in pin hole 139 by institute
Sealing circle body 16 is stated to be fixed in the first sealing hole 133；The sealing circle body 16 is installed in through-hole 133, and institute
The open end of the open end and efferent duct 173 of stating input pipe 172 supports the support division 165 in the corresponding sealing circle body 16
On, the bottom surface of the base portion 161 supports on the backstop platform 138；The mounting hole 151 is set in outside the detection pipe 171.
Third O-ring seal 193 is extruded between 133 hole inner wall of third seal groove 162 and the first sealing hole, a suit sealing wherein
Two the 4th O-ring seals 194 in circle body 16 are extruded between the 4th seal groove 166 and the input pipe 151, are sleeved on another
Two the 4th O-ring seals 194 in sealing circle body 16 are extruded between the 4th seal groove 166 and the efferent duct 153.Installation
In the process, by sealed circle body 16 and the 133 hole inner wall of the first sealing hole simultaneously to being set in the third seal groove
Third O-ring seal 193, which is formed, in 162 squeezes, and then reaches close between sealed circle body 16 and first sealing hole 133
Envelope, it is O-shaped close to being set in the 4th seal groove 168 the 4th simultaneously with the quartz runner pipe 17 by seal circle body 16
Seal 194, which is formed, to be squeezed, and then reaches the sealing between sealed circle body 16 and the quartzy runner pipe 17.The detection end housing
Sealing structure on body 13, sealing circle body 16 etc. has complemented each other to form multi-stage sealed, plays preferable sealing effect.
The earthing member 18 is corrosion resistant metal.Further, the earthing member 18 is by an earth stud 181 and one and institute
Nut 182 that is stating 182 secure fit of earth stud and being placed in the detection end housing 13 forms, and the earth stud 181 is logical
A ground spring 19 is crossed to support on light source transmitting received block 15.The nut border of the earth stud 18 offers one
Annular groove 183, one second O-ring seal 192 is set in the annular groove 183, after being completed, is connect by described
The mutual extrusion of ground part 18 and second sealing hole (indicating in figure), second O-ring seal 192 are supported described
On the hole wall of second sealing hole (indicating in figure), and then realize that the closing to the second sealing hole (indicating in figure) is made
With.Earth stud 181 is provided with mounting groove (not indicating in figure), and the mounting groove is at least interior hexagon, cross, a word
Type is a kind of.
The light source transmitting received block 15 is installed with a spring leaf (indicating in figure), the earth stud 181 and institute
Light source transmitting received block 15 is stated to be pressed into contact with and be electrically connected by spring leaf (indicating in figure) and the realization of spring 195, it is described
Spring leaf (in figure for indicate) realized with the circuit board 14 by electric wire (not indicating in figure) and is electrically connected, so with it is described
Earth stud 181 forms circuit pathways.
Received block 15 is fixed with light source emitter (not illustrating in figure), light source receiver (does not show in figure for the light source transmitting
Meaning) and eyeglass (not illustrating in figure), the central axis of the central axis of the light source emitter and the light source receiver is same
In one plane, and the plane is parallel to circuit board and is mutually perpendicular to quartzy runner pipe 17.
In conclusion a kind of device 100 and its water quality for detecting fluorescent polymer concentration in water provided by the utility model
Monitoring system has structure simple, and Multi-level sealing structure can reach preferable sealing effect, the spy of the quartz runner pipe 17
Different structure ensures transmitting and receives the effect of light, promotes precision, improves the convenient of the installation of the quartz ampoule runner pipe 17
Property and reliability.
The above-mentioned technical solution be only the utility model it is a kind of detection water in fluorescent polymer concentration device 100 and
The preferred embodiment of its water quality monitoring system, the device of any fluorescent polymer concentration in a kind of detection water of the utility model
100 and its water quality monitoring system on the basis of made equivalent transformation or replacement be included within the protection scope of this patent.
Claims (10)
1. the device of fluorescent polymer concentration, is suitable for industrial cycle water monitoring, fluorescence is poly- in the detection water in a kind of detection water
It closes object concentration device and includes at least an installation lid and two close circle bodies, it is characterised in that: fluorescent polymer concentration fills in the detection water
It sets and further comprises
One inner hollow, open at one end, the closed detection end housing of the other end, the detection end housing are close with an open end and one
Sealing end, and test side hull outside border offers two opposite first sealing holes and one positioned at two first sealing holes
Between the second sealing hole；
One inner hollow, the output end housing of both ends open, the output end housing one end and the sealing of described installation lid one end are fixed,
The open end of the other end and the detection end housing, which seals, to be fixed；
One is mounted on the circuit board in the detection end housing, further offers a through-hole on the circuit board；
The light source of one installation on circuit boards emits received block, and it is corresponding with the through-hole to offer one on light source transmitting received block
The mounting hole of arrangement；
One quartzy runner pipe, the quartz runner pipe are further sleeved on detection pipe in the mounting hole, one by the inspection by one
Test tube one end protrudes out the input pipe to be formed and one protrudes out the efferent duct formed by the detection pipe other end and form, and the detection
The inner wall of the pipe of pipe is tubular to be square, and the instantaneous flow in the input pipe unit time should be greater than the detection pipe unit time
Interior instantaneous flow, the instantaneous flow in the efferent duct unit time should be less than the wink being equal in the input pipe unit time
Shi Liuliang；
The open end of the input pipe and the open end of efferent duct pass through the sealing circle body and are installed in the through hole,
The mounting hole is set in outside the detection pipe；
One is installed in the earthing member at second sealing hole.
2. the device of fluorescent polymer concentration in a kind of detection water according to claim 1, it is characterised in that: the ground connection
Part is made of an earth stud and one with nut that is fixed with the earth stud and being placed in the detection end housing, institute
The nut border for stating earth stud offers an annular groove, and one second O-ring seal is set in the annular groove, assembling
After the completion, second O-ring seal supports on the hole wall of second sealing hole.
3. the device of fluorescent polymer concentration in a kind of detection water according to claim 2, it is characterised in that: the light source
Transmitting received block is installed with a spring leaf, and the earth stud and light source transmitting received block are realized by spring leaf and spring
Be pressed into contact with and be electrically connected, the spring leaf is realized by electric wire and the circuit board and is electrically connected, and then with the earth stud
Form circuit pathways.
4. the device of fluorescent polymer concentration in a kind of detection water according to claim 1, it is characterised in that: the detection
The sealed end of end housing offers the appearance of the receiving circuit board and the light source being mounted on circuit board transmitting received block
Receive chamber, and the accommodating chamber is mutually communicated with first sealing hole.
5. the device of fluorescent polymer concentration in a kind of detection water according to claim 4, it is characterised in that: the receiving
It is in be mutually perpendicular to mode to arrange that chamber is mutually communicated with first sealing hole.
6. the device of fluorescent polymer concentration in a kind of detection water according to claim 5, it is characterised in that: the sealing
Circle body further comprise one be in the form of a column base portion, one along base portion outlet medium position the recessed third seal groove of annular, extremely
Few two pin mounting grooves that are being provided with base portion outlet lower part and being located at below the third seal groove, one are through the base portion
Through-hole, one along through-hole hole inner wall border upper, annular protrude out the support division to be formed, two along through-hole hole inner wall border annular it is recessed
4th seal groove, and wherein one the 4th sealing ring runs through the bottom surface of the base portion.
7. the device of fluorescent polymer concentration in a kind of detection water according to claim 6, it is characterised in that: described two the
One sealing hole hole inner wall border annular protrudes out to form a backstop platform, first sealing hole hole inner wall at least offer two with it is described
Sell the one-to-one pin hole of mounting groove；After being completed, the light source transmitting received block and the installing of partial circuit plate are fixed on institute
It states in accommodating chamber, the sealing circle body in turn will be described close by the mutual cooperation of the pin mounting groove and the pin being mounted in pin hole
Seal body is fixed in the first sealing hole, and the sealing circle body is installed in through-hole, and the opening of the input pipe
End and the open end of efferent duct support on the support division of the sealing circle body, and the bottom surface of the base portion is supported in the backstop
On platform, third O-ring seal is extruded between third seal groove and the first sealing hole hole inner wall, and suit one seals circle body wherein
Two the 4th interior O-ring seals are extruded between the 4th seal groove and the input pipe, are sleeved on another sealing ring intracorporal two
4th O-ring seal is extruded between the 4th seal groove and the efferent duct.
8. the device of fluorescent polymer concentration in a kind of detection water according to claim 5, it is characterised in that: the sealing
The top base surface of circle body open up it is fluted, the groove and specific purpose tool cooperation so that will sealing circle body is fixed on described first
In sealing hole.
9. according to claim 1 into a kind of detection water described in 8 any one fluorescent polymer concentration device, feature exists
In: the first seal groove arranged integrally formed with two along the open end border on the open end inner wall of the detection end housing,
One first O-ring seal is set in two first seal groove；The output end housing and the detection end housing assemble
After complete, the output end housing and the detection end housing the first O-ring seal mutual extrusion is realized by circuit board,
Light source transmitting received block is sealed in the detection end housing.
10. a kind of water quality monitoring system is suitable for industrial cycle water monitoring, it is characterised in that: apply claim 1 to 9 institute
The device of fluorescent polymer concentration in a kind of detection water stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822038663.9U CN209342612U (en) | 2018-12-05 | 2018-12-05 | The device and its water quality monitoring system of fluorescent polymer concentration in a kind of detection water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822038663.9U CN209342612U (en) | 2018-12-05 | 2018-12-05 | The device and its water quality monitoring system of fluorescent polymer concentration in a kind of detection water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209342612U true CN209342612U (en) | 2019-09-03 |
Family
ID=67749364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822038663.9U Active CN209342612U (en) | 2018-12-05 | 2018-12-05 | The device and its water quality monitoring system of fluorescent polymer concentration in a kind of detection water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209342612U (en) |
-
2018
- 2018-12-05 CN CN201822038663.9U patent/CN209342612U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105021777B (en) | A kind of multifunctional gas sensor testing system | |
| CN110389016A (en) | A kind of sensor module suitable for conductance type multiphase flow silk screen measuring system | |
| CN205067172U (en) | Compound stench gas sensor module busbar | |
| CN203772800U (en) | Universal type PID sensor gas chamber structure | |
| CN209342612U (en) | The device and its water quality monitoring system of fluorescent polymer concentration in a kind of detection water | |
| CN106644402A (en) | Integrating sphere and measurement method thereof | |
| CN112461654A (en) | Multi-field coupling experimental device for standard cylindrical rock sample | |
| CN201681044U (en) | Photoelectric type gas sense module and device thereof | |
| CN208043147U (en) | A kind of ultrasonic flowmeter of two sound channels | |
| CN201759945U (en) | Luminous flux difference infusion alarm | |
| CN209570581U (en) | Monitoring water quality on line smart machine | |
| CN208833421U (en) | A kind of many reference amounts differential pressure pick-up | |
| CN106679549B (en) | The detection device of axis class accessory installation | |
| CN211339513U (en) | Novel cell counting and identifying equipment | |
| CN205910113U (en) | Be used for aquaculture water quality testing compensation arrangement | |
| CN207881774U (en) | A kind of quadrophonic ultrasonic flowmeter | |
| CN202974861U (en) | Device for detecting gas humidity by using infrared light | |
| CN107884517B (en) | Interposed connection structure between digital sensor and transmitter | |
| CN208752115U (en) | Instrument ready-package test fixture | |
| CN100437040C (en) | Non-packer silo vortex shedding flowmeter | |
| CN211291853U (en) | Differential pressure transmitter with temperature compensation device | |
| CN208366420U (en) | A kind of wide range screw type electrode array test device for water level | |
| CN205749376U (en) | A kind of biphase gas and liquid flow bubble analog detection device | |
| CN202770804U (en) | Multi-parameter sensor for measuring pH (potential of hydrogen) value, conductivity and temperature | |
| CN109870523A (en) | Light source assembly, fluorescence detector and liquid chromatographic system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |