CN116353963A - Land investigation device for homeland remediation engineering - Google Patents
Land investigation device for homeland remediation engineering Download PDFInfo
- Publication number
- CN116353963A CN116353963A CN202310642952.2A CN202310642952A CN116353963A CN 116353963 A CN116353963 A CN 116353963A CN 202310642952 A CN202310642952 A CN 202310642952A CN 116353963 A CN116353963 A CN 116353963A
- Authority
- CN
- China
- Prior art keywords
- box
- lower box
- box body
- bevel gear
- sets
- 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.)
- Pending
Links
- 238000011835 investigation Methods 0.000 title claims abstract description 19
- 238000005067 remediation Methods 0.000 title description 5
- 230000007246 mechanism Effects 0.000 claims description 28
- 229920000742 Cotton Polymers 0.000 claims description 7
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 11
- 208000002925 dental caries Diseases 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000013439 planning Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
- B65D25/10—Devices to locate articles in containers
- B65D25/103—V-shaped elements, e.g. racks, protuberances projecting from a supporting surface, supporting the articles locally at its sides
- B65D25/105—V-shaped elements, e.g. racks, protuberances projecting from a supporting surface, supporting the articles locally at its sides and retaining it by snap-action, e.g. clips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/20—External fittings
- B65D25/24—External fittings for spacing bases of containers from supporting surfaces, e.g. legs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/38—Devices for discharging contents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D51/00—Closures not otherwise provided for
- B65D51/24—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes
- B65D51/242—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes provided with means for facilitating lifting or suspending of the container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D55/00—Accessories for container closures not otherwise provided for
- B65D55/02—Locking devices; Means for discouraging or indicating unauthorised opening or removal of closure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model provides a land investigation engineering field investigation device, belongs to the field investigation technology field, including last box, lower box, go up the open-top of box, and set up the case lid, lower box open-top, lower box is located the below of going up the box, lower box bottom sets up the several and removes the wheel, one side of lower box sets up the several air inlet, last box can upwards move under the support of lower box, the internal equipment of going up the box places the board, can promote last box, lower box and remove, need not to lift again and go up box, lower box and remove, save physical power, can adjust according to different user's heights moreover, in the use, the user can carry down box, lower box and remove under the normal walking state, it is convenient to carry.
Description
Technical Field
The invention belongs to the technical field of field investigation, and particularly relates to a field investigation device for a homeland remediation project.
Background
The national remediation is a generic term for the development, utilization, treatment and protection of the national. The task is to store the collected samples through a survey device in the process of survey, evaluation, planning and management, so that the samples are better transported and tested to obtain detailed data for repair and the like.
However, in the current operation, after the sample is put into the box body, the suitcase body of the user is in an inclined state in the lifting process, the sample is also in an inclined state in the box body, and various shaking conditions exist in the walking process, so that the sample in the box body is not stably placed, and the design of the soil improvement engineering field investigation device is very necessary.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a land investigation device for land rehabilitation projects.
The application provides a soil remediation engineering investigation device on spot, including last box, lower box, go up the open-top of box, and set up the case lid, lower box open-top, lower box is located the below of last box, lower box bottom sets up the several and removes the wheel, one side of lower box sets up the several air inlet, last box can upwards move under the support of lower box, the internal equipment of going up the box places the board, place the board top surface and set up the baffle, the baffle is cut apart into two cavitys with last box, sets up inflation fixture in every cavity, sets up the air pump in the lower box, the air pump passes through pipe connection with the part in the inflation fixture.
Specifically, inflation clamping protection mechanism include two inflation air bags, two inflation air bags set up respectively in the both sides inner wall of cavity, inflation air bag passes through the pipeline to be connected with the air pump, the inboard of two inflation air bags sets up the protection pad.
Specifically, the opposite surfaces of the two protection pads are respectively provided with memory cotton.
Specifically, the front end of one protection pad and the rear end of the other protection pad are respectively provided with a limiting plate.
Specifically, the screw is offered respectively in the bottom four corners of last box, and the recess is offered respectively in the top surface four corners of lower box, sets up the screw rod in the recess, the screw rod insert in the screw that corresponds and rather than screw-thread fit, the bottom of screw rod sets up the sprocket, through chain swing joint between four sprockets, set up control screw rod pivoted rotary mechanism in one of them recess.
Specifically, rotary mechanism including installing in the first bevel gear of screw rod bottom, first bevel gear is located the below of sprocket, the through-hole is seted up to one side of recess, the through-hole inner bearing sets up the connecting rod, the one end of connecting rod sets up the second bevel gear, the second bevel gear cooperates with first bevel gear meshing, the other end of connecting rod is located the outside of lower box.
Compared with the prior art, the invention has the following beneficial effects:
in-situ investigation process, the user is squatting after putting into the last box with the sample, the air pump work, control inflation centre gripping protection mechanism is with sample centre gripping, put into the back, with the case lid closure, through the lock body locking, when the walking of rugged highway section, the user holds the handle, lift up the box, lower box is a piece removes, in this process, inflation centre gripping protection mechanism carries out the centre gripping protection to the sample, make the sample keep stable in the placing process, when walking to flat road surface, put down the box, lower box, the control is gone up the box and is moved upwards, can promote the box through the removal wheel of lower box below, lower box is removed, need not to lift up the box again, lower box is removed, save physical power, and can adjust according to different user's heights, in the use, the user is under the normal state of walking, can carry up the box, lower box is removed, it is convenient to carry.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it will be obvious that the drawings in the following description are some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention; FIG. 2 is a top view of the lower housing; FIG. 3 is an enlarged view of a portion of I of FIG. 1; FIG. 4 is an enlarged view of part of II of FIG. 2; fig. 5 is a schematic perspective view of the present invention.
Reference numerals
1. An upper case; 2. a lower box body; 3. placing a plate; 4. a partition plate; 5. an air pump; 6. inflating the balloon; 7. a protective pad; 8. memory cotton; 9. a limiting plate; 10. a screw hole; 11. a groove; 12. a screw; 13. a sprocket; 14. a first bevel gear; 15. a connecting rod; 16. and a second bevel gear.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The utility model provides a land reclamation engineering investigation device on spot, as shown in fig. 1-4, including last box 1, lower box 2, go up the open top of box 1, and set up the case lid, lower box 2 open top, lower box 2 is located the below of going up box 1, lower box 2 bottom sets up the several and removes the wheel, one side of lower box 2 sets up the several air inlet, last box 1 can upwards move under the support of lower box 2, the internal equipment of going up box 1 places board 3, place and have the space between the bottom inner wall of board 3 and last box 1, place board 3 top surface and set up baffle 4, baffle 4 cuts apart into two cavitys with last box 1, sets up temperature sensor, humidity transducer in the cavity, temperature sensor, humidity transducer detects data transfer for the controller of placing in lower box 2, the controller is with signal transfer to the display screen that sets up at the case lid top surface, set up the power in lower box 2, the power gives the controller, air pump 5 etc. and the controller, the inflation protection mechanism that sets up in every cavity, the inflation protection mechanism sets up in the protection mechanism, the inflation protection mechanism that sets up in the protection mechanism, the inflation protection mechanism sets up in the protection mechanism, the protection mechanism is the inflation channel type 5, the inflation channel protection mechanism is connected with the case cover 2, the inflation channel protection mechanism is in the work, the end face protection device is connected with the inflation channel protection mechanism is in the case, the case protection device is equipped with the case, the end face protection device is connected with the inflation channel protection mechanism, and the sample is equipped with the inflation channel is in the case, and the case protection device is connected. In the field investigation process, after the user is put into the upper box 1 in squatting, the air pump 5 works, control inflation clamping protection mechanism is with sample centre gripping, put into the back, with the case lid closure, through the lock body locking, when the walking of rugged road section, the user holds the handle, lift upper box 1, lower box 2 is moved, in this process, inflation clamping protection mechanism carries out the centre gripping protection to the sample, make the sample keep stable in the placing process, when walking to flat road surface, put down upper box 1, lower box 2, control upper box 1 upwards moves, remove the wheel through the lower box 2 below, can promote upper box 1, lower box 2 removes, need not to lift upper box 1, lower box 2 removes, save physical power, can adjust according to different user's heights moreover, in the use, the user can carry upper box 1, lower box 2 under the normal walking state, it is convenient to carry.
Specifically, the expansion clamping protection mechanism in this embodiment includes two expansion air bags 6, the two expansion air bags 6 are respectively arranged on the inner walls of the two sides of the cavity, the expansion air bags 6 are connected with the air pump 5 through pipelines, and the protection pads 7 are arranged on the inner sides of the two expansion air bags 6. The two protection pads 7 are positioned between the two expansion air bags 6, the air pump 5 works to control the expansion air bags 6 to expand, and the two protection pads 7 relatively move in the expansion process of the expansion air bags 6 to clamp and protect samples positioned between the protection pads 7.
Further, the opposite surfaces of the two protection pads 7 in this embodiment are respectively provided with memory cotton 8. After the two protection pads 7 relatively move, the memory cotton 8 is contacted with the sample, and the sample can be protected when the sample is clamped through the buffer performance, the low rebound force and other effects of the memory cotton 8, so that hard contact is avoided, and the memory cotton 8 can automatically recover the original shape when not used, so that the next use is convenient.
Still further, the front end of one of the protection pads 7 and the rear end of the other protection pad 7 are provided with the limiting plate 9 in this embodiment. By the front limiting plate 9, the rear limiting plate 9 and the two protecting pads 7 in the cavity, the sample can be limited in the area surrounded by the limiting plate 9 and the protecting pads 7, and the sample is prevented from deviating.
Further, in this embodiment, four corners of the bottom end of the upper case 1 are respectively provided with screw holes 10, four corners of the top surface of the lower case 2 are respectively provided with grooves 11, screws 12 are arranged in the grooves 11, the screws 12 are inserted into the corresponding screw holes 10 and are in threaded fit with the corresponding screw holes 10, the bottom ends of the screws 12 are provided with chain wheels 13, the four chain wheels 13 are movably connected through chains, and a rotating mechanism for controlling the screws 12 to rotate is arranged in one of the grooves 11. Every recess 11 and be in between the recess 11 of vertical center pin, all offer the spread groove with be in between the recess 11 of horizontal center pin, four spread grooves are the quadrangle and arrange, the chain is located the spread groove, use hand to hold down box 2, control screw 12 rotation through rotary mechanism, sprocket 13 and screw 12 are connected, be connected through the chain between four sprockets 13, can drive four screw 12 synchronous rotations, through screw 12 and screw 10's screw thread cooperation, go up box 1 and upwards remove, can use according to two kinds of modes of operation after removing, one mode is in the removal in-process, when flat road surface, the user holds the promotion, through removing the wheel, the user can promote box 1 down box 2 and remove, need not carry box 1 down box 2, save the physical power, another mode is that when sample is placed or is taken out, after the box 1 risen, the user can be in standing state, place the sample in box 1, perhaps take out the sample from last box 1, in this process, the user need not bend waist to take out the user many times, the user need to take out the waist.
Still further, the rotary mechanism according to this embodiment includes a first bevel gear 14 mounted at the bottom end of the screw 12, the first bevel gear 14 is located below the sprocket 13, a through hole is formed in one side of the groove 11, a connecting rod 15 is disposed in the through hole in a bearing manner, a second bevel gear 16 is disposed at one end of the connecting rod 15, the second bevel gear 16 is engaged with the first bevel gear 14, and the other end of the connecting rod 15 is located outside the lower case 2. The connecting rod 15 is rotated to drive the second bevel gear 16 to rotate, and the screw 12 is driven to rotate through the engagement of the second bevel gear 16 and the first bevel gear 14, so that the upper box body 1 is controlled to move up and down, the operation is convenient, and the upper box body 1 can be controlled to move up and down only by rotating the connecting rod 15.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a land is renovated engineering investigation device on spot, includes box (1), lower box (2), goes up the open-top of box (1), and sets up the case lid, and lower box (2) open-top, lower box (2) are located the below of last box (1), and lower box (2) bottom sets up the several and removes the wheel, and one side of lower box (2) sets up the several air inlet, its characterized in that: the upper box body (1) can move upwards under the support of the lower box body (2), the internal equipment of the upper box body (1) is provided with a plate (3), the top surface of the plate (3) is provided with a baffle plate (4), the baffle plate (4) divides the upper box body (1) into two cavities, an expansion clamping protection mechanism is arranged in each cavity, an air pump (5) is arranged in the lower box body (2), and the air pump (5) is connected with components in the expansion clamping protection mechanism through pipelines.
2. The land investigation apparatus of claim 1, wherein: the expansion clamping protection mechanism comprises two expansion air bags (6), the two expansion air bags (6) are respectively arranged on the inner walls of the two sides of the cavity, the expansion air bags (6) are connected with the air pump (5) through pipelines, and protection pads (7) are arranged on the inner sides of the two expansion air bags (6).
3. The land investigation apparatus of claim 2, wherein: the opposite surfaces of the two protection pads (7) are respectively provided with memory cotton (8).
4. The land investigation apparatus of claim 2, wherein: the front end of one protection pad (7) and the rear end of the other protection pad (7) are respectively provided with a limiting plate (9).
5. The land investigation apparatus of claim 1, wherein: screw holes (10) are respectively formed in four corners of the bottom end of the upper box body (1), grooves (11) are respectively formed in four corners of the top surface of the lower box body (2), screws (12) are arranged in the grooves (11), the screws (12) are inserted into the corresponding screw holes (10) and are in threaded fit with the corresponding screws, chain wheels (13) are arranged at the bottom end of each screw (12), four chain wheels (13) are movably connected through chains, and a rotating mechanism for controlling the screws (12) to rotate is arranged in one groove (11).
6. The land investigation apparatus of claim 5, wherein: the rotary mechanism comprises a first bevel gear (14) arranged at the bottom end of the screw rod (12), the first bevel gear (14) is located below the chain wheel (13), a through hole is formed in one side of the groove (11), a connecting rod (15) is arranged in the through hole in a bearing mode, a second bevel gear (16) is arranged at one end of the connecting rod (15), the second bevel gear (16) is meshed with the first bevel gear (14), and the other end of the connecting rod (15) is located outside the lower box body (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310642952.2A CN116353963A (en) | 2023-06-01 | 2023-06-01 | Land investigation device for homeland remediation engineering |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310642952.2A CN116353963A (en) | 2023-06-01 | 2023-06-01 | Land investigation device for homeland remediation engineering |
Publications (1)
Publication Number | Publication Date |
---|---|
CN116353963A true CN116353963A (en) | 2023-06-30 |
Family
ID=86905524
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202310642952.2A Pending CN116353963A (en) | 2023-06-01 | 2023-06-01 | Land investigation device for homeland remediation engineering |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN116353963A (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN212074950U (en) * | 2020-03-24 | 2020-12-04 | 吉安市博智实业有限公司 | Portable PCB board transportation save set |
CN214113249U (en) * | 2020-12-11 | 2021-09-03 | 广东炜田环保新材料股份有限公司 | Folding box |
CN214525345U (en) * | 2021-03-08 | 2021-10-29 | 黑龙江省集菜网络科技有限公司 | Portable give birth to bright delivery case |
CN215157503U (en) * | 2021-05-13 | 2021-12-14 | 安徽尚谷医疗科技有限公司 | Medical instrument is accomodate and is used degerming strorage device |
WO2022027782A1 (en) * | 2020-08-07 | 2022-02-10 | 苏州艾宾斯信息技术有限公司 | Movable heat dissipation device for computer host |
CN217171488U (en) * | 2022-01-21 | 2022-08-12 | 徐振燕 | On-site investigation device for homeland improvement project |
CN218259482U (en) * | 2022-08-08 | 2023-01-10 | 天津星光灿烂科技有限公司 | Metal packaging box with liftable partition plate support |
-
2023
- 2023-06-01 CN CN202310642952.2A patent/CN116353963A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN212074950U (en) * | 2020-03-24 | 2020-12-04 | 吉安市博智实业有限公司 | Portable PCB board transportation save set |
WO2022027782A1 (en) * | 2020-08-07 | 2022-02-10 | 苏州艾宾斯信息技术有限公司 | Movable heat dissipation device for computer host |
CN214113249U (en) * | 2020-12-11 | 2021-09-03 | 广东炜田环保新材料股份有限公司 | Folding box |
CN214525345U (en) * | 2021-03-08 | 2021-10-29 | 黑龙江省集菜网络科技有限公司 | Portable give birth to bright delivery case |
CN215157503U (en) * | 2021-05-13 | 2021-12-14 | 安徽尚谷医疗科技有限公司 | Medical instrument is accomodate and is used degerming strorage device |
CN217171488U (en) * | 2022-01-21 | 2022-08-12 | 徐振燕 | On-site investigation device for homeland improvement project |
CN218259482U (en) * | 2022-08-08 | 2023-01-10 | 天津星光灿烂科技有限公司 | Metal packaging box with liftable partition plate support |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN116353963A (en) | Land investigation device for homeland remediation engineering | |
CN111862718B (en) | Electronic technology experiment table | |
CN113580078B (en) | Tool operation table for machining center for automobile accessory production | |
CN218626146U (en) | Soil environment ecological remediation monitoring facilities | |
CN212905521U (en) | Electric power geological exploration device based on GIS | |
CN206066229U (en) | A kind of material laboratory sample polishing clamp | |
CN216399079U (en) | Grinding device is used in production of rubber disk seat | |
CN215789753U (en) | Building detection tool case with categorised just portable of depositing | |
CN213749349U (en) | Mechanical manufacturing pulling force testing device | |
CN213812097U (en) | Organic glass's shaping curve check out test set | |
CN213516459U (en) | Efficient hydrogeology groundwater sampling device | |
CN107757682A (en) | A kind of integrated circuit testing learns books haulage equipment | |
CN220699587U (en) | Portable toolbox for reconnaissance design | |
CN211882618U (en) | Portable integrated wireless monitoring equipment | |
CN217084468U (en) | Portable full-automatic drawing instrument | |
CN213580101U (en) | Push-and-pull device for automobile checking fixture | |
CN210977494U (en) | Balancing device for slurry balance pipe-jacking tunneling machine | |
CN212954291U (en) | Convenient to use's walking case oil supplementing device of mini-excavator | |
CN218444550U (en) | Deep soil sampling device | |
CN218032335U (en) | Geological surveying instrument | |
CN212931470U (en) | Electric bicycle instrument with firm shell | |
CN215764110U (en) | Computer software technology development presentation device | |
CN215501825U (en) | Portable information technology consultation service device | |
CN211975029U (en) | Mining dust remover for environmental protection engineering convenient to carry | |
CN214843351U (en) | Detection and measurement device for shaft parts |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20230630 |
|
RJ01 | Rejection of invention patent application after publication |