CN212943934U - Soil detection device for land planning - Google Patents

Soil detection device for land planning Download PDF

Info

Publication number
CN212943934U
CN212943934U CN202020529672.2U CN202020529672U CN212943934U CN 212943934 U CN212943934 U CN 212943934U CN 202020529672 U CN202020529672 U CN 202020529672U CN 212943934 U CN212943934 U CN 212943934U
Authority
CN
China
Prior art keywords
inner tube
inner cylinder
sealing
detection device
land planning
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.)
Expired - Fee Related
Application number
CN202020529672.2U
Other languages
Chinese (zh)
Inventor
张丰喜
王龙
吴丹
翟晓庆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Liaoning Urban Rural Geographic Information Technology Co ltd
Original Assignee
Liaoning Urban Rural Geographic Information Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Liaoning Urban Rural Geographic Information Technology Co ltd filed Critical Liaoning Urban Rural Geographic Information Technology Co ltd
Priority to CN202020529672.2U priority Critical patent/CN212943934U/en
Application granted granted Critical
Publication of CN212943934U publication Critical patent/CN212943934U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Sampling And Sample Adjustment (AREA)

Abstract

The utility model discloses a soil detection device for land planning in the technical field of land planning, which comprises a base, wherein the left side and the right side of the top of the base are fixedly provided with a supporting plate, the center of the top of the base is provided with a culture dish, the bottom of an outer cylinder is provided with a communicated blanking pipe, the top of the outer cylinder is provided with a sealing top cover in a laminating way, the bottom of the outer cylinder is provided with an agitation auxiliary mechanism matched with an inner cylinder, the right side of the top of the sealing top cover is provided with an inner cylinder driving device matched with the inner cylinder, the utility model drives the inner cylinder to rotate through the inner cylinder driving device, so that a soil sample in the inner cylinder rapidly seeps out from a sieve mesh to a position between the outer cylinder and the inner cylinder under the action of centrifugal force, large-sized stones and plant stems and leaves in soil are filtered, the sieve mesh filtering quality is improved, so that the detection result is more accurate, and the working efficiency is higher.

Description

Soil detection device for land planning
Technical Field
The utility model relates to a land planning technical field specifically is a soil detection device is used in land planning.
Background
Soil environment monitoring means that the environment quality (or pollution degree) and the change trend thereof are determined by measuring representative values of factors affecting the soil environment quality. Soil monitoring generally refers to soil environment monitoring, and generally comprises technical contents of distribution sampling, sample preparation, analysis methods, result characterization, data statistics, quality evaluation and the like.
The existing soil detection device for land planning directly detects a soil sample, and analyzes the soil according to a detection result to obtain nutrient components contained in the soil and nutrient components lacking in the soil.
Present most soil detection device for land planning, before detecting soil, can not be abundant smash and filter the soil sample, the stone that leads to containing in the soil and plant stem leaf probably influence the result that detects, though partial soil detection device can filter soil through the sieving mechanism, the stone of selecting and plant stem leaf etc. still remain inside the device, clear up after inconvenient long-term the use, reduce follow-up detection quality, for this reason, we provide a soil detection device for land planning.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a soil detection device is used in land planning to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a soil detection device for land planning comprises a base, wherein supporting plates are fixedly arranged on the left side and the right side of the top of the base, a culture dish is arranged in the center of the top of the base, reaction plates coated with reaction reagents are connected in the culture dish in a sliding manner, a hollow outer barrel is fixedly arranged between the two groups of supporting plates, a feeding pipe communicated with each other is arranged at the bottom of the outer barrel and is fixed between the two groups of supporting plates, a solution pipe is communicated with the lower end of the feeding pipe, a dissolving agent is filled in the solution pipe, a dropper matched with the culture dish is communicated with the lower end of the solution pipe, a sealing plug is inserted on the dropper and is connected in the dropper in a sliding manner, a sealing top cover is arranged on the top of the outer barrel in an attaching manner, the left end and the right end of the sealing top cover are respectively fixed with the tops of, and the inner wall of the movable through hole is movably provided with an inner cylinder through a bearing, the outer wall and the bottom of the inner cylinder are both provided with a plurality of groups of sieve meshes, the inner cylinder is positioned in the outer cylinder, the sieve meshes are positioned in the inner cavity of the outer cylinder, the bottom in the outer cylinder is provided with a stirring auxiliary mechanism matched with the inner cylinder, and the right side of the top of the sealing top cover is provided with an inner cylinder driving device matched with the inner.
Further, stirring complementary unit is including the bracing piece of transverse fixation in urceolus inner chamber bottom, the laminating of bracing piece top and inner tube bottom, bracing piece top central authorities' welding has the location screw sleeve, and the location screw sleeve top runs through the inner tube bottom centre of a circle, and inner tube bottom centre of a circle department set up with the movable through-hole that the location screw sleeve matches, the location screw sleeve internal thread has connect the puddler soon, and the puddler is located the inner tube, and the puddler top extends to inner tube inner chamber top and welds and have horizontal dwang, and the puddler outer wall evenly is provided with stirring vane.
Further, inner tube drive arrangement includes miniature driving motor, the recess that matches with miniature driving motor is seted up on sealing top cap top right side, and miniature driving motor fixes at the recess tank bottom, the miniature driving motor output is provided with the reduction gear, and the reduction gear output is provided with the driving gear, the fixed cover in inner tube outer wall top is equipped with the driven gear with driving gear meshing, and driven gear is located the sealing top cap top.
Further, seal cap includes the dome with the laminating of urceolus top, the urceolus top is provided with the sealing washer, and sets up the annular seal groove that matches with the sealing washer bottom the dome, the dome left and right sides all is fixed be provided with backup pad top fixed connection's supporting shoe.
Furthermore, the opening is opened at the top of the inner cylinder, and a matched inner cylinder sealing cover is fixedly arranged at the opening.
Furthermore, the periphery of the bottom of the base is provided with trundles.
Compared with the prior art, the beneficial effects of the utility model are that:
1) the utility model discloses an inner tube drive arrangement drives the inner tube and rotates, and then makes the soil sample in the inner tube ooze out to go out between urceolus and the inner tube from the sieve mesh fast under the effect of centrifugal force, filters large-scale stone and plant stem leaf in the soil, and then gets into the link of dissolving the detection through the unloading pipe, and the stirring complementary unit who sets up simultaneously smashes the soil sample in the inner tube when the inner tube rotates, improves sieve mesh filtration quality, and then makes the result of detection more accurate, and work efficiency is higher;
2) the utility model discloses when needs are cleared up inner tube and urceolus and are maintained, open the sealed lid of inner tube, through manual rotation dwang and then drive the puddler, make puddler and location screw sleeve separate and dismantle the puddler, through twisting the bolt on the supporting shoe, upwards stimulate sealed top cap, can make the inner tube dismantle from the urceolus top, facilitate the use personnel and clear up and maintain inner tube and urceolus, guarantee the long-term quality of use and life of this soil detection device.
Drawings
FIG. 1 is a sectional view of the present invention;
fig. 2 is a top view of the seal cap structure of the present invention.
In the figure: 1. a base; 2. a support plate; 3. a culture dish; 4. an outer cylinder; 5. a discharging pipe; 6. a solution tube; 7. a dropper; 8. a sealing plug; 9. an inner barrel; 10. sealing the top cover; 101. a dome; 102. a support block; 103. An annular seal groove; 11. a micro drive motor; 12. a driving gear; 13. an inner cylinder sealing cover; 14. a caster wheel; 15. a stirring assist mechanism; 151. a support bar; 152. positioning the threaded sleeve; 153. a stirring blade; 154. Rotating the rod; 16. an inner cylinder driving device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a soil detection device for land planning, please refer to fig. 1, which comprises a base 1, wherein supporting plates 2 are fixedly arranged on the left side and the right side of the top of the base 1, the base 1 and the supporting plates 2 both play a role of supporting and installing a structure, and electrical components in the utility model are connected with an external power supply through wires;
referring to fig. 1, a culture dish 3 is arranged in the center of the top of a base 1, the culture dish 3 is located between two groups of support plates 2, a reaction plate coated with a reaction reagent is slidably connected in the culture dish 3, the culture dish 3 is used for providing a place for reaction detection of a soil solution, and the reagent plate is convenient for observing a detection result;
referring to fig. 1, an outer tube 4 with a hollow top is fixedly disposed at the top between two sets of supporting plates 2, the top end of the outer tube 4 is located above the top of the supporting plates 2 to facilitate better contact with a sealing top cover 10 for connection and sealing, a blanking tube 5 communicated with the bottom of the outer tube 4 is fixed between the two sets of supporting plates 2, the lower end of the blanking tube 5 is communicated with a solution tube 6, a dissolving agent is filled in the solution tube 6, the lower end of the solution tube 6 is communicated with a dropper 7 matched with a culture dish 3, a sealing plug 8 is inserted on the dropper 7, the sealing plug 8 is slidably connected in the dropper 7, the dissolving agent in the solution tube 6 can dissolve soil, then the dissolving agent is dripped from the dropper 7 onto a reaction plate in the culture dish 3 to react with a reaction reagent on the reaction plate, and a substance component contained in the soil is analyzed according to a reaction result, which is widely applied in the, for example, the soil detection device for land planning proposed in chinese patent No. CN201820977130.4 is disclosed in the publication, and will not be described in detail herein;
referring to fig. 1 and 2, a sealing top cover 10 is attached to the top of the outer cylinder 4, the left end and the right end of the sealing top cover 10 are respectively fixed to the tops of the two groups of supporting plates 2 through bolts, the sealing top cover 10 plays a role in sealing the top of the outer cylinder 4, and the bolts are specifically bolts on the supporting block 102 in the sealing top cover 10;
referring to fig. 1, a movable through hole penetrating through the upper and lower surfaces of a sealing top cover 10 is formed in the center of a circle, an inner cylinder 9 is movably arranged on the inner wall of the movable through hole through a bearing, the outer wall of a bearing outer ring is fixed with the inner wall of the movable through hole, the inner wall of a bearing inner ring is fixed with the outer wall of the inner cylinder 9, the inner cylinder 9 is arranged by adopting the bearing, on one hand, the rotation of the inner cylinder 9 is not influenced, on the other hand, the inner cylinder is prevented from moving up and down, a plurality of groups of sieve holes are formed in the outer wall and the bottom of the inner cylinder 9, the sieve holes are communicated with the inner cavity of the inner cylinder 9, when the inner cylinder 9 rotates, broken soil seeps;
referring to fig. 1, the inner bottom of the outer cylinder 4 is provided with an auxiliary stirring mechanism 15 which is matched with the inner cylinder 9, and the auxiliary stirring mechanism 15 is used for crushing the soil in the inner cylinder 9 when the inner cylinder 9 rotates;
referring to fig. 1, an inner cylinder driving device 16 is disposed at the right side of the top of the sealing top cover 10 and is matched with the inner cylinder 9, and the inner cylinder driving device 16 is used for driving the inner cylinder 9 to rotate.
As shown in fig. 1: the stirring auxiliary mechanism 15 comprises a supporting rod 151 transversely fixed at the bottom of the inner cavity of the outer barrel 4, the supporting rod 151 plays a role of supporting and installing structure, meanwhile, the downward direction of the processed soil is not influenced, the left end and the right end of the supporting rod 151 are respectively welded with the bottoms of the inner walls of the left side and the right side of the outer barrel 4, the top of the supporting rod 151 is attached to the bottom of the inner barrel 9, the rotation of the inner barrel 9 is not influenced, meanwhile, in order to reduce the contact abrasion, in practical conditions, a rubber pad can be arranged at the top of the supporting rod 151, a positioning threaded sleeve 152 is welded at the center of the top of the supporting rod 151, the top of the positioning threaded sleeve 152 is hollow, the inner wall of the positioning threaded sleeve is provided with an internal thread, the top end of the positioning threaded sleeve 152 penetrates through the center of the bottom of the inner barrel 9, a movable, the bottom of the outer wall of the stirring rod is provided with an external thread matched with the internal thread, the stirring rod is screwed into the positioning threaded sleeve 152 from the top of the positioning threaded sleeve 152 and is positioned in the inner cylinder 9, the top end of the stirring rod extends to the top of the inner cavity of the inner cylinder 9 and is welded with a transverse rotating rod 154, the rotating rod 154 is convenient for a user to manually disassemble, the outer wall of the stirring rod is uniformly provided with stirring blades 153, when the inner cylinder 9 is disassembled from the outer cylinder 4, after the inner cylinder sealing cover 13 is opened, the stirring rod is driven by manually rotating the rotating rod 154, so that the stirring rod is separated from the positioning threaded sleeve 152, and then the sealing top cover 10 is disassembled;
as shown in fig. 1: the inner cylinder driving device 16 comprises a micro driving motor 11, a groove matched with the micro driving motor 11 is formed in the right side of the top of the sealing top cover 10, the groove is formed in the round cover 101, the micro driving motor 11 is fixed at the bottom of the groove, a speed reducer is arranged at the output end of the micro driving motor 11, a driving gear 12 is arranged at the output end of the speed reducer, a driven gear meshed with the driving gear 12 is fixedly sleeved at the top of the outer wall of the inner cylinder 9, the driven gear is located above the sealing top cover 10, the micro driving motor 11 and the speed reducer drive the driving gear 12, and the driving gear 12 and the driven gear;
as shown in fig. 2: the sealing top cover 10 comprises a circular cover 101 attached to the top of the outer cylinder 4, the diameter of the circular cover 101 is larger than that of the outer cylinder 4 and used for sealing the top of the outer cylinder 4, a sealing ring is arranged on the top of the outer cylinder 4 and made of elastic materials, preferably rubber or latex materials, the sealing performance of the joint of the circular cover 101 and the outer cylinder 4 is improved, an annular sealing groove 103 matched with the sealing ring is formed in the bottom of the circular cover 101, the sealing performance of the joint of the circular cover 101 and the outer cylinder 4 is further improved, supporting blocks 102 fixedly connected with the top of the supporting plate 2 are fixedly arranged on the left side and the right side of the circular cover 101, bolts are inserted into the tops of the supporting blocks 102 and fixed with the tops of the supporting plates 2 through bolts on the supporting blocks 102, and the;
as shown in fig. 1: the top of the inner cylinder 9 is provided with a through hole, and the through hole is fixedly provided with a matched inner cylinder sealing cover 13, so that a user can conveniently open the inner cylinder sealing cover 13 to place a soil sample into the inner cylinder 9, and simultaneously, the soil sample is prevented from seeping out from the top of the inner cylinder 9 when the inner cylinder 9 rotates, one end of the inner cylinder sealing cover 13 can be connected by a hinge, the other end of the inner cylinder sealing cover 13 is arranged at the top of the inner cylinder 9 in a buckling mode, and of course, a fixing mode of screws or bolts can be adopted, the mounting structures are widely applied in the field, and the mounting structures can;
as shown in fig. 1: all be provided with truckle 14 around base 1 bottom, the convenience is removed this device, convenient to use, but be provided with on the truckle 14 and be used for restricting the locking device of truckle 14 pivoted unblock, conveniently carries out fixed position to this device, avoids removing to appear in this device in the use, conveniently settles and use, and this locking device uses extensively in this field, adopts friction disc or bolt etc. to restrict the truckle rotation usually, does not do not make detailed description in addition here.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a soil detection device for land planning, includes base (1), its characterized in that: the device is characterized in that supporting plates (2) are fixedly arranged on the left side and the right side of the top of the base (1), a culture dish (3) is arranged in the center of the top of the base (1), reaction plates coated with reaction reagents are connected in the culture dish (3) in a sliding manner, a hollow outer barrel (4) is fixedly arranged between the two supporting plates (2), the top of the outer barrel is a hollow outer barrel (4), a blanking pipe (5) communicated with each other is arranged at the bottom of the outer barrel (4), the blanking pipe (5) is fixed between the two supporting plates (2), the lower end of the blanking pipe (5) is communicated with a solution pipe (6), a dissolving agent is filled in the solution pipe (6), a dropper (7) matched with the culture dish (3) is communicated with the lower end of the solution pipe (6), a sealing plug (8) is inserted in the dropper (7), the sealing plug (8) is connected in the dropper (7, the utility model discloses a sealed top cap (10) including sealed top cap (10), inner tube (9) and bottom, the sealed top cap (10) left and right ends all is fixed with two sets of backup pad (2) tops respectively through the bolt, the movable through-hole that runs through its upper and lower surface is seted up to sealed top cap (10) centre of a circle department, and the movable through-hole inner wall is provided with inner tube (9) through the bearing activity, multiunit sieve mesh has all been seted up to inner tube (9) outer wall and bottom, inner tube (9) are located urceolus (4), and the sieve mesh is located urceolus (4) inner chamber, urceolus (4) bottom is provided with and.
2. A soil detection device for land planning as claimed in claim 1, wherein: stirring complementary unit (15) is including transversely fixing bracing piece (151) in urceolus (4) inner chamber bottom, laminating bottom bracing piece (151) top and inner tube (9), bracing piece (151) top central weld has location thread sleeve (152), and location thread sleeve (152) top runs through the inner tube (9) bottom centre of a circle, and inner tube (9) bottom centre of a circle department set up with the activity through-hole that location thread sleeve (152) matees, location thread sleeve (152) internal thread has connect the puddler soon, and the puddler is located inner tube (9), and the puddler top extends to inner tube (9) inner chamber top and welds horizontal dwang (154), and the puddler outer wall evenly is provided with stirring vane (153).
3. A soil detection device for land planning as claimed in claim 1, wherein: inner tube drive arrangement (16) are including miniature driving motor (11), the recess that matches with miniature driving motor (11) is seted up on sealing top cap (10) top right side, and miniature driving motor (11) fix at the recess tank bottom, miniature driving motor (11) output is provided with the reduction gear, and the reduction gear output is provided with driving gear (12), the fixed cover in inner tube (9) outer wall top is equipped with the driven gear with driving gear (12) meshing, and driven gear is located sealing top cap (10) top.
4. A soil detection device for land planning as claimed in claim 1, wherein: sealing top cap (10) include with dome (101) of urceolus (4) top laminating, urceolus (4) top is provided with the sealing washer, and dome (101) bottom offer with annular seal groove (103) of sealing washer matching, all fixed supporting shoe (102) that are provided with and backup pad (2) top fixed connection in dome (101) left and right sides.
5. A soil detection device for land planning as claimed in claim 1, wherein: the top of the inner cylinder (9) is provided with a through hole, and the through hole is fixedly provided with a matched inner cylinder sealing cover (13).
6. A soil detection device for land planning as claimed in claim 1, wherein: the periphery of the bottom of the base (1) is provided with trundles (14).
CN202020529672.2U 2020-04-13 2020-04-13 Soil detection device for land planning Expired - Fee Related CN212943934U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020529672.2U CN212943934U (en) 2020-04-13 2020-04-13 Soil detection device for land planning

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020529672.2U CN212943934U (en) 2020-04-13 2020-04-13 Soil detection device for land planning

Publications (1)

Publication Number Publication Date
CN212943934U true CN212943934U (en) 2021-04-13

Family

ID=75341492

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020529672.2U Expired - Fee Related CN212943934U (en) 2020-04-13 2020-04-13 Soil detection device for land planning

Country Status (1)

Country Link
CN (1) CN212943934U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113188867A (en) * 2021-04-29 2021-07-30 河南科技大学第一附属医院 Medical science inspection is with phlegm sample preprocessing device
CN113203611A (en) * 2021-04-29 2021-08-03 河南科技大学第一附属医院 Clinical laboratory is with getting phlegm cup and phlegm sample preprocessing device
CN114235528A (en) * 2021-12-14 2022-03-25 兰州大学 Separation reaction device and lake sediment treatment method
CN114632598A (en) * 2022-03-18 2022-06-17 江西贝加尔河生态农业发展有限公司 Fruit growing soil detects auxiliary device
CN115090509A (en) * 2022-08-01 2022-09-23 宁夏农产品质量标准与检测技术研究所(宁夏农产品质量监测中心) Multifunctional screening and air-drying equipment for processing medlar and use method thereof
CN115343127A (en) * 2022-08-15 2022-11-15 生态环境部南京环境科学研究所 Pretreatment device and pretreatment method for detecting residual agricultural chemicals

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113188867A (en) * 2021-04-29 2021-07-30 河南科技大学第一附属医院 Medical science inspection is with phlegm sample preprocessing device
CN113203611A (en) * 2021-04-29 2021-08-03 河南科技大学第一附属医院 Clinical laboratory is with getting phlegm cup and phlegm sample preprocessing device
CN113188867B (en) * 2021-04-29 2022-11-04 河南科技大学第一附属医院 Medical science inspection is with phlegm sample preprocessing device
CN113203611B (en) * 2021-04-29 2022-11-04 河南科技大学第一附属医院 Clinical laboratory is with getting phlegm cup and phlegm sample preprocessing device
CN114235528A (en) * 2021-12-14 2022-03-25 兰州大学 Separation reaction device and lake sediment treatment method
CN114235528B (en) * 2021-12-14 2024-02-13 兰州大学 Separation reaction device and lake sediment treatment method
CN114632598A (en) * 2022-03-18 2022-06-17 江西贝加尔河生态农业发展有限公司 Fruit growing soil detects auxiliary device
CN115090509A (en) * 2022-08-01 2022-09-23 宁夏农产品质量标准与检测技术研究所(宁夏农产品质量监测中心) Multifunctional screening and air-drying equipment for processing medlar and use method thereof
CN115090509B (en) * 2022-08-01 2023-06-02 宁夏农产品质量标准与检测技术研究所(宁夏农产品质量监测中心) Multifunctional screening and air-drying equipment for medlar processing and application method thereof
CN115343127A (en) * 2022-08-15 2022-11-15 生态环境部南京环境科学研究所 Pretreatment device and pretreatment method for detecting residual agricultural chemicals

Similar Documents

Publication Publication Date Title
CN212943934U (en) Soil detection device for land planning
CN114018630A (en) Soil detection device for land environmental protection and use method thereof
CN211122223U (en) Soil analysis preprocessing device for environmental detection
CN211122108U (en) Environmental protection environmental control water quality detector
CN211148169U (en) Water sampling device for environmental monitoring
CN201269823Y (en) Water sample collector
CN214389156U (en) Separation equipment for bio-pharmaceuticals
CN216410754U (en) Water sample collecting device for ecological environment sewage treatment
CN216082201U (en) Environmental quality monitoring sampling system
CN221199146U (en) Agricultural product pesticide residue detects sampling device
CN110608920A (en) Water environment treatment auxiliary sampling device
CN114699791A (en) Crystallization device and crystallization method for chemical reagent production
CN112746011A (en) Fermenting installation is used in processing of acer truncatum black tea
CN219038567U (en) Sample treatment device for soil detection
CN220367020U (en) Submerged plant sampling device
CN221061963U (en) Solid-liquid separator for food detection
CN215828738U (en) Quick extraction and collection equipment for preventing extracted stem cells from being polluted
CN220430446U (en) Monitoring ship with lake surface garbage collection function
CN220589007U (en) Tea pesticide residue pretreatment extraction column
CN219657224U (en) Water quality monitoring layered sampling device
CN219899526U (en) Cleaning device for sampling crusher material bowl
CN220064050U (en) Contaminated soil leaching repair test device
CN220258350U (en) Centrifugal machine for producing granular cold water soluble starch
CN220788157U (en) Treatment box convenient for replacing activated carbon
CN217220518U (en) Novel cell separator

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210413

CF01 Termination of patent right due to non-payment of annual fee