CN108645996A - Soil pollution detection device - Google Patents
Soil pollution detection device Download PDFInfo
- Publication number
- CN108645996A CN108645996A CN201810437399.8A CN201810437399A CN108645996A CN 108645996 A CN108645996 A CN 108645996A CN 201810437399 A CN201810437399 A CN 201810437399A CN 108645996 A CN108645996 A CN 108645996A
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- CN
- China
- Prior art keywords
- feeding bar
- drive shaft
- screw rod
- soil pollution
- detection device
- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
Abstract
The present invention provides a kind of soil pollution detection devices, belong to soil diagnosis field.It solves the problems, such as that existing soil pollution detecting instrument accuracy of detection is bad.This soil pollution detection device includes detection probe and the feeding bar in hollow direct rod shape, it is in closed and open state respectively at the top and bottom of feeding bar, the filter plate that can be slided up and down is equipped in feeding bar, feeding bar inner cavity is divided into epicoele and cavity of resorption by filter plate, and epicoele is connected to cavity of resorption by the filter opening on filter plate, and upper intracavitary is equipped with screw rod vertically, screw rod lower end is connected with filter plate, through threaded hole is offered on feeding bar roof, screw rod upper end passes through threaded hole, screw rod and threaded hole bolt；Feeding bar upper end side is fixed with pump bowl, and pump bowl air intake is connected to epicoele, and feeding bar upper end side wall is equipped with through-hole, and detection probe is slidably disposed in through-hole, and the test side of detection probe is located at upper intracavitary.This soil pollution detection device has the advantages that accuracy of detection is high.
Description
Technical field
The invention belongs to soil diagnosis fields, are related to a kind of soil testing assemblies, especially a kind of soil pollution detection dress
It sets.
Background technology
The acquisition of pedotheque is to carry out the foundation phase of soil environment Study on Problems, according to different research needs, sample
Product acquisition has different requirements.
A kind of existing soil collection detection device soil pollution detecting instrument as disclosed in Chinese patent library【Application number：
201710801430.7；Application publication number：CN 107345863A】, including cylindrical sampling tank, upper end extend it is described
The support shaft of sampling tank and testing agency, the support shaft are connected through a screw thread with the sampling tank, are set in the support shaft
There are graduation mark, the bottom end of the support shaft to be fixedly connected with the drill bit in back taper, the lateral surface of the drill bit is machined with spiral,
The support shaft upper end connects one handle, and Anti-slip cover is cased on the handle, and the detection structure includes display screen, shown with described
Detection probe, locating module and the message processing module that display screen is electrically connected, the detection probe are located in the sampling tank.
Above-mentioned instrument detects soil by detection probe, has the advantages that easy to use.But the instrument still exists
One problem：The impurity such as stone, animals and plants are adulterated in soil, these things can both influence accuracy of detection, and work as detection probe
It is easy to damage when colliding with hard object.
Invention content
The purpose of the present invention is there is the above problem in view of the prior art, it is proposed that a kind of soil pollution detection device,
The technical issues of solution is how to improve accuracy of detection.
Object of the invention can be realized by the following technical scheme：Soil pollution detection device, including detection probe with
And the feeding bar in hollow direct rod shape, the top and bottom of feeding bar are in closed and open state respectively, which is characterized in that described
Feeding bar in be equipped with the filter plate that can slide up and down, the inner cavity of feeding bar is divided into epicoele and cavity of resorption, and epicoele by above-mentioned filter plate
It is connected to by the filter opening on filter plate with cavity of resorption, the upper intracavitary is equipped with screw rod vertically, and the lower end of screw rod is connected with filter plate, institute
Through offering threaded hole with screw rod face on the roof for the feeding bar stated, the upper end of screw rod passes through threaded hole, and screw rod and
Threaded hole bolt；The upper end side of the feeding bar is fixed with pump bowl, and the air intake of pump bowl and above-mentioned epicoele
Connection, the upper end side wall of the feeding bar offer through-hole along extending radially through for the feeding bar, and the detection probe can be slided
It is arranged in through-hole dynamicly, and the test side of detection probe is located at upper intracavitary, the detection probe and pump bowl are located at
Feeding bar both sides.
Use process is as follows：The lower end of feeding bar is inserted into soil and is sampled, and cavity of resorption is under the action of soil at this time
Closed then extracts feeding bar and so that epicoele is in vacuum state by pump bowl pumping, then firmly upward to be in
The soil of lower intracavitary makes it into intracavitary, is detected to the soil of upper intracavitary finally by detection probe.
Feeding bar inner cavity is divided into cavity of resorption for sampling by the way that filter plate is arranged and for the epicoele of detection, to effectively reduce
The impurity such as stone, animals and plants enter intracavitary, can both reduce the influence to detection process in this way, to improve accuracy of detection,
Detection probe and hard object contact damage can be prevented again.Secondly, epicoele is evacuated by pump bowl, you can make entirely to detect
Journey is in vacuum state, and to further increase accuracy of detection, while under the suction function of upper intracavitary, the soil of lower intracavitary more holds
Intracavitary is easily entered, to improve operation convenience.
Can change the position of filter plate by rotating screw rod, to change the size of upper and lower chamber, allow the present apparatus according to
Demand changes sampling amount, has the advantages that practicability is good.
In above-mentioned soil pollution detection device, the screw jacket has a connecting tube, and connecting tube by bearing with
Screw rod is axially connected, and connecting tube is located at upper intracavitary, and driven gear, connecting tube are arranged and are fixed with outside the upper end of the connecting tube
Lower end outside be fixed with stirring blade, the bottom wall and filter plate of the connecting tube offset, and the inner cavity of connecting tube and the filter
Hole is staggered, and the present apparatus further includes the transmission mechanism that driven gear can be driven to rotate.In use, transmission mechanism is driven by driven gear
Dynamic connecting tube rotation, to drive soil of the stirring blade stirring in upper intracavitary to make detection probe be easier to break up soil
It extend into inside soil and is detected, to improve accuracy of detection and convenience simultaneously.
In above-mentioned soil pollution detection device, the transmission mechanism includes master gear, drive shaft and motor, described
Motor be fixed on the roof of feeding bar, the drive shaft is vertically arranged in intracavitary, and the master gear is arranged and consolidates
Be scheduled on outside the lower end of drive shaft, and master gear and driven gear are meshed, the upper end of the drive shaft stretch out feeding bar and with
The main shaft of motor is fixedly connected with.Soil is stirred by motor automatic traction stirring blade, is had the advantages that easy to use, light.
Run through to offer in above-mentioned soil pollution detection device, on the roof of the feeding bar and be stretched out for feeding bar
Mounting hole, annular groove is offered on the side wall of the drive shaft, sealing ring is equipped in annular groove, and sealing ring is outer
The hole wall of side wall and mounting hole offsets.
Alternatively, in above-mentioned soil pollution detection device, the transmission mechanism include master gear and
Drive shaft, the drive shaft are vertically arranged in intracavitary, and the master gear is arranged and is fixed on outside the lower end of drive shaft, and
Master gear and driven gear are meshed, and feeding bar is stretched out in the upper end of the drive shaft, and drive shaft passes through bearing and feeding bar
It is axial to be connected.Using above-mentioned structure, in actual use, drive shaft is rotated manually to drive stirring blade to stir soil.
In above-mentioned soil pollution detection device, above-mentioned detection probe includes cylindrical shell, shell it is outer
Side wall is equipped with seal groove in a ring, and 0 shape circle, and the peripheral surface of 0 shape circle and above-mentioned through-hole are equipped in above-mentioned seal groove
Hole wall offset.Using above-mentioned design, both made to form reliable sealing between detection probe and through-hole, epicoele is made to vacuumize state
Stablize and realize, and make to form certain friction between detection probe and feeding bar, carrys out detection and localization probe.
In above-mentioned soil pollution detection device, L-shaped tracheae is equipped between above-mentioned pump bowl and feeding bar, and
The both ends of tracheae are connected to the air intake of pump bowl and epicoele respectively.
Compared with prior art, this soil pollution detection device has the following advantages：
1, feeding bar inner cavity is divided into cavity of resorption for sampling by the way that filter plate is arranged and for the epicoele of detection, effectively to subtract
The impurity such as few stone, animals and plants enter intracavitary, can both reduce the influence to detection process in this way, to improve detection essence
Degree, and detection probe and hard object contact damage can be prevented.
2, epicoele is evacuated by pump bowl, you can so that entire detection process is in vacuum state, further to carry
High measurement accuracy, while under the suction function of upper intracavitary, the soil of lower intracavitary is easier to enter intracavitary, to improve operation
Convenience.
3, can change the position of filter plate by rotating screw rod allows present apparatus root to change the size of upper and lower chamber
Change sampling amount according to demand, has the advantages that practicability is good.
4, transmission mechanism is drivingly connected pipe rotation by driven gear, to drive stirring blade stirring to be in upper intracavitary
Soil makes detection probe be easier to extend into inside soil and be detected to break up soil, to improve accuracy of detection and side simultaneously
Just property.
Description of the drawings
Fig. 1 is the structural schematic diagram of this soil pollution detection device.
Fig. 2 is the enlarged structure schematic diagram at A in Fig. 1.
In figure, 1, detection probe；2, feeding bar；2a, epicoele；2b, cavity of resorption；3, pump bowl；4, motor；5, connecting tube；6、
Stirring blade；7, driven gear；8, filter plate；9, screw rod；10, tracheae；11,0 shape circle；12, bearing；13, master gear；14, it drives
Axis；15, sealing ring.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
Embodiment one
As depicted in figs. 1 and 2, this soil pollution detection device is by detection probe 1, the feeding bar 2 in hollow direct rod shape, pumping
The compositions such as inflator 3, motor 4, connecting tube 5, stirring blade 6, transmission mechanism, driven gear 7.
Specifically, the top and bottom of feeding bar 2 are in closed and open state respectively, and being equipped in feeding bar 2 can be up and down
The filter plate 8 of sliding, the side wall of filter plate 8 and the madial wall of feeding bar 2 offset, filter plate 8 by the inner cavity of feeding bar 2 be divided into epicoele 2a and
Cavity of resorption 2b, and epicoele 2a is connected to cavity of resorption 2b by the filter opening on filter plate 8.Wherein, screw rod 9, and spiral shell are equipped in epicoele 2a vertically
The lower end of bar 9 is connected with filter plate 8, through the threaded hole offered with 9 face of screw rod, the upper end of screw rod 9 on the roof of feeding bar 2
Across threaded hole, and screw rod 9 and threaded hole bolt.It is preferred that screw rod 9 and filter plate 8 are fixedly connected with by welding manner.
The upper end side of feeding bar 2 is fixed with pump bowl 3, and the air intake of pump bowl 3 is connected to epicoele 2a, and the company of the two
Logical mode is as follows：Between pump bowl 3 and feeding bar 2 be equipped with L-shaped tracheae 10, and the both ends of tracheae 10 respectively with pump bowl 3
Air intake be connected to epicoele 2a.
The upper end side wall of feeding bar 2 offers through-hole along extending radially through for the feeding bar 2, and detection probe 1 is set in through-hole,
And detection probe 1 can radially sliding along feeding bar 2.The test side of detection probe 1 is located in epicoele 2a, detection probe 1 and pumping
Inflator 3 is located at 2 both sides of feeding bar.It further illustrates, detection probe 1 includes cylindrical shell, and the outer end of shell is stretched
Go out through-hole and outside feeding bar 2.The lateral wall of shell is equipped with seal groove in a ring, and 0 shape circle 11 is equipped in seal groove, and
The peripheral surface of 0 shape circle 11 and the hole wall of through-hole offset, using above-mentioned design, both made between detection probe 1 and through-hole formed can
By sealing, and make to form certain friction between detection probe 1 and feeding bar 2, carrys out detection and localization probe 1.
As shown in Figure 1, connecting tube 5 is cased with outside screw rod 9, and connecting tube 5 is connected by the way that bearing 12 and screw rod 9 are axial.Connection
Pipe 5 is located in epicoele 2a, and driven gear 7 is arranged and be fixed with outside the upper end of connecting tube 5, and connecting tube is fixed with stirring outside 5 lower end
Blade 6, the bottom wall and filter plate 8 of connecting tube 5 offset, and the inner cavity of connecting tube 5 is staggered with filter opening.The present apparatus further include can drive from
The transmission mechanism that moving gear 7 rotates.In the present embodiment, transmission mechanism includes master gear 13, drive shaft 14 and motor 4, wherein
Motor 4 is fixed on the roof of feeding bar 2, and drive shaft 14 is vertically arranged in epicoele 2a, and master gear 13 is arranged and is fixed on drive
Outside the lower end of moving axis 14, and master gear 13 and driven gear 7 are meshed, the upper end of drive shaft 14 stretch out feeding bar 2 and with motor 4
Main shaft be fixedly connected with.It further illustrates, runs through offering the mounting hole stretched out for feeding bar 2, drive shaft on the roof of feeding bar 2
It offers annular groove on 14 side wall, is equipped with sealing ring 15 in annular groove, and the lateral wall of sealing ring 15 and mounting hole
Hole wall offsets.
Use process is as follows：The lower end of feeding bar 2 is inserted into soil and is sampled, at this time under the action of soil at cavity of resorption 2b
In closed, then extracts feeding bar 2 and so that epicoele 2a is in vacuum state by the pumping of pump bowl 3, then firmly squeeze upwards
Soil of the pressure in cavity of resorption 2b makes it into epicoele 2a, and then the rotation of 4 task driven stirring blade 6 of motor is to break up place
Soil in epicoele 2a, then push detection probe 1 so that its test side is entered in epicoele 2a, to the soil in epicoele 2a into
Row detection.
Embodiment two
The present embodiment two is essentially identical with the structure and principle of embodiment one, and different place is：Transmission mechanism packet
Master gear 13 and drive shaft 14 are included, drive shaft 14 is vertically arranged in epicoele 2a, and master gear 13 is arranged and is fixed on drive shaft 14
Lower end outside, and master gear 13 and driven gear 7 are meshed, and feeding bar 2 is stretched out in the upper end of drive shaft 14, and drive shaft 14 passes through
Bearing 12 is axial connected with feeding bar 2.In actual use, drive shaft 14 is rotated manually to drive stirring blade 6 to stir soil.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (7)
1. soil pollution detection device, including detection probe and the feeding bar in hollow direct rod shape, the top and bottom of feeding bar
Portion is in closed and open state respectively, which is characterized in that the filter plate that can be slided up and down, above-mentioned filter are equipped in the feeding bar
The inner cavity of feeding bar is divided into epicoele and cavity of resorption by plate, and epicoele is connected to cavity of resorption by the filter opening on filter plate, the upper intracavitary
It is equipped with screw rod vertically, and the lower end of screw rod is connected with filter plate, runs through offering and screw rod face on the roof of the feeding bar
Threaded hole, the upper end of screw rod passes through threaded hole, and screw rod and threaded hole bolt；The upper end side of the feeding bar is fixed
There is pump bowl, and the air intake of pump bowl is connected to above-mentioned epicoele, the upper end side wall of the feeding bar is along the feeding bar
It extends radially through and offers through-hole, the detection probe is slidably disposed in through-hole, and the test side of detection probe is located at
Upper intracavitary, the detection probe and pump bowl are located at feeding bar both sides.
2. soil pollution detection device according to claim 1, which is characterized in that the screw jacket has connecting tube,
And connecting tube is axially connected by bearing and screw rod, connecting tube is located at upper intracavitary, is arranged outside the upper end of the connecting tube and solid
Surely there is driven gear, stirring blade is fixed with outside the lower end of connecting tube, the bottom wall and filter plate of the connecting tube offset, and connect
The inner cavity of pipe is staggered with the filter opening, and the present apparatus further includes the transmission mechanism that driven gear can be driven to rotate.
3. soil pollution detection device according to claim 2, which is characterized in that the transmission mechanism includes main tooth
Wheel, drive shaft and motor, the motor are fixed on the roof of feeding bar, and the drive shaft is vertically arranged in intracavitary,
The master gear is arranged and is fixed on outside the lower end of drive shaft, and master gear and driven gear are meshed, the drive shaft
Upper end stretch out and feeding bar and be fixedly connected with the main shaft of motor.
4. soil pollution detection device according to claim 3, which is characterized in that run through on the roof of the feeding bar
The mounting hole stretched out for feeding bar is offered, annular groove is offered on the side wall of the drive shaft, is equipped in annular groove
Sealing ring, and the lateral wall of sealing ring and the hole wall of mounting hole offset.
5. soil pollution detection device according to claim 2, which is characterized in that the transmission mechanism includes master gear
And drive shaft, the drive shaft are vertically arranged in intracavitary, the master gear is arranged and is fixed on outside the lower end of drive shaft,
And master gear and driven gear are meshed, feeding bar is stretched out in the upper end of the drive shaft, and drive shaft passes through bearing and feeding
Bar is axially connected.
6. soil pollution detection device according to claim 1, which is characterized in that above-mentioned detection probe includes in cylinder
The shell of shape, the lateral wall of shell are equipped with seal groove in a ring, 0 shape circle are equipped in above-mentioned seal groove, and 0 shape circle is outer
The hole wall of circumferential surface and above-mentioned through-hole offsets.
7. soil pollution detection device according to claim 1, which is characterized in that between above-mentioned pump bowl and feeding bar
Equipped with L-shaped tracheae, and the both ends of tracheae are connected to the air intake of pump bowl and epicoele respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810437399.8A CN108645996B (en) | 2018-05-09 | 2018-05-09 | Soil pollution detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810437399.8A CN108645996B (en) | 2018-05-09 | 2018-05-09 | Soil pollution detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108645996A true CN108645996A (en) | 2018-10-12 |
| CN108645996B CN108645996B (en) | 2021-03-30 |
Family
ID=63753963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810437399.8A Expired - Fee Related CN108645996B (en) | 2018-05-09 | 2018-05-09 | Soil pollution detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110160826A (en) * | 2019-06-21 | 2019-08-23 | 兰州大学 | A kind of environmental and ecological protection soil extract device convenient for extracting a variety of soil |
| CN115615741A (en) * | 2022-12-01 | 2023-01-17 | 江苏龙环环境科技有限公司 | Adjustable soil sampling device for environmental protection detection and use method thereof |
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| CN206990245U (en) * | 2017-05-24 | 2018-02-09 | 中国水利水电科学研究院 | Great burying soil sampling apparatus and system based on ultrasonic wave |
| CN206892100U (en) * | 2017-07-13 | 2018-01-16 | 贵州理工学院 | A kind of measurement of water ratio soil sampler for measurement integration of fetching earth |
| CN107321588A (en) * | 2017-08-17 | 2017-11-07 | 福建农林大学 | A kind of grit matrix cleaning device and method |
| CN107345863A (en) * | 2017-09-07 | 2017-11-14 | 苏州尧智生态环保科技有限公司 | Soil pollution detecting instrument |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110160826A (en) * | 2019-06-21 | 2019-08-23 | 兰州大学 | A kind of environmental and ecological protection soil extract device convenient for extracting a variety of soil |
| CN115615741A (en) * | 2022-12-01 | 2023-01-17 | 江苏龙环环境科技有限公司 | Adjustable soil sampling device for environmental protection detection and use method thereof |
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