CN110359929B - A knapsack concrete repair grouting device - Google Patents
A knapsack concrete repair grouting device Download PDFInfo
- Publication number
- CN110359929B CN110359929B CN201910653189.7A CN201910653189A CN110359929B CN 110359929 B CN110359929 B CN 110359929B CN 201910653189 A CN201910653189 A CN 201910653189A CN 110359929 B CN110359929 B CN 110359929B
- Authority
- CN
- China
- Prior art keywords
- unit
- grouting
- storage unit
- frame
- backpack
- 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
- 230000008439 repair process Effects 0.000 title claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 123
- 238000003860 storage Methods 0.000 claims abstract description 41
- 239000012530 fluid Substances 0.000 claims description 28
- 230000001681 protective effect Effects 0.000 claims description 9
- 238000010276 construction Methods 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 230000009977 dual effect Effects 0.000 description 8
- 230000001105 regulatory effect Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 238000007569 slipcasting Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000002969 artificial stone Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
- B05B9/0403—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material
- B05B9/0406—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material with several pumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
- B05B9/08—Apparatus to be carried on or by a person, e.g. of knapsack type
- B05B9/0805—Apparatus to be carried on or by a person, e.g. of knapsack type comprising a pressurised or compressible container for liquid or other fluent material
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Power Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Working Measures On Existing Buildindgs (AREA)
- Nozzles (AREA)
Abstract
The invention relates to a backpack concrete repair grouting device, which comprises: the device comprises a backpack frame, a material storage unit, a protection unit, a power supply unit and a grouting unit; the material storage unit comprises at least two independent storage units, each independent storage unit is arranged on the backpack frame and protected by the protection unit, the power supply unit is arranged on the protection unit, the grouting unit is connected with the material storage unit, and materials stored in each independent storage unit are conveyed to the grouting unit to be mixed and then extruded out. Compared with the prior art, the invention has the advantages of good maneuverability, high safety, high efficiency, convenient use, wide application range and the like.
Description
Technical Field
The invention relates to the field of concrete surface restoration, in particular to a backpack concrete restoration grouting device.
Background
Concrete is one of the most important civil engineering materials of the present generation. The artificial stone is prepared by a cementing material, granular aggregate (also called aggregate), water, an additive and an admixture which are added if necessary according to a certain proportion, and is formed by uniformly stirring, compacting, forming, curing and hardening. The concrete has the characteristics of rich raw materials, low price and simple production process, so that the consumption of the concrete is increased more and more. Meanwhile, the concrete also has the characteristics of high compressive strength, good durability, wide strength grade range and the like. These characteristics make it very widely used, not only in various civil engineering, that is shipbuilding, machinery industry, ocean development, geothermal engineering, etc., but also concrete is an important material.
The physical structure change generated by the effect of internal and external factors in the long-term use process of concrete can cause the damage phenomena of cracks, holes and the like, the large-scale equipment adopted in the prior art carries out grouting repair work on the concrete structure, however, with the large-scale construction of various tunnels such as subways, highways, hydroelectric power, mines and the like in China, the tunnel construction is widely involved in the complex geological fields such as seabed, weak rock stratum, structural fault broken zones and the like. The tunnel under the geological conditions is easy to have safety accidents of large surrounding rock deformation, even collapse and the like, provides more strict and high-standard supporting technical challenges for the stability control of the surrounding rock, and is a prerequisite condition for guaranteeing the life safety of the public and the building personnel and the property safety of mechanical equipment.
In narrow areas where materials and equipment cannot be placed, such as tunnels and the like, the concrete grouting repair work is limited by the time of an operation skylight period and the difficulty in getting in and out of a field by heavy equipment, and efficient and safe operation cannot be ensured. In view of such circumstances, it is necessary to develop a light portable device that can be carried by a construction worker.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide the backpack concrete repairing and grouting device which is good in mobility, high in safety and high in efficiency.
The purpose of the invention can be realized by the following technical scheme:
a backpack concrete repair grouting device, comprising: the device comprises a backpack frame, a material storage unit, a protection unit, a power supply unit and a grouting unit; the material storage unit comprises at least two independent storage units, each independent storage unit is arranged on the backpack frame and protected by the protection unit, the power supply unit is arranged on the protection unit, the grouting unit is connected with the material storage unit, and materials stored in each independent storage unit are conveyed to the grouting unit to be mixed and then extruded out.
Preferably, the material storage unit comprises a first material tank and a second material tank, wherein the first material tank is connected to the first fluid pump through a first connector, and the second material tank is connected to the second fluid pump through a second connector. The material storage units can be arranged in a plurality of ways according to the needs, generally, materials which cannot be placed in a blending way are independently placed in different storage equipment and are mixed when needed.
Preferably, the first material groove and the second material groove are loaded with the same material or two different materials.
Preferably, the first material groove and the second material groove are detachably arranged on the backpack type frame, and the first material groove and the second material groove can be filled with new materials.
Preferably, the backpack frame comprises a fixing piece and a fixing frame, the fixing piece is arranged on the fixing frame and fixes the material storage unit on the fixing frame, and the fixing frame comprises a frame with the bottom supporting the material storage unit and a side plate which is positioned on the side surface and is vertical to the frame. The upper parts of the two independent material tanks are fixed on the side plates through fixing pieces, and the lower parts of the two independent material tanks are supported through a bottom frame of the fixing frame.
Preferably, the fixing frame is provided with a waist belt on the bottom frame, the side plates are provided with shoulder straps, the shoulder straps are provided with chest length adjusting belts, and the fixing frame is further provided with a back cushion pad.
Preferably, the protection unit is mounted on the backpack frame for protecting the material storage unit; the protection unit comprises a protection cover, and the protection cover is provided with an opening part for installing the power supply unit and an external power supply interface for connecting an external power supply to charge the power supply unit.
Preferably, the power supply unit comprises a replaceable rechargeable battery.
Preferably, the grouting unit comprises a duplex pipe, a trigger switch, a flow adjusting subunit, a mixer and a grouting nozzle; two pipe orifices of one end of the dual pipe are respectively fixedly connected with an outlet joint of the first fluid pump and an outlet joint of the second fluid pump, the other end of the dual pipe is connected with the mixer, the flow adjusting subunit adjusts the flow of the fluid in the dual pipe, and the grouting nozzle is connected with the mixer.
Preferably, the flow rate adjustment subunit includes a first flow rate adjustment valve and a second flow rate adjustment valve, wherein the first flow rate adjustment valve and the second flow rate adjustment valve are respectively installed on two pipelines of the dual pipe, and the flow rate adjustment subunit can also display the battery residual capacity, the pump pressure and the material usage amount.
The flow rate adjusting subunit also comprises a controller and a display, the display is arranged on the mixer at the handle part of the grouting nozzle, the controller comprises a control device of the pump, the control device of the pump transmits a control signal to the pump through a control wire arranged at the outer side of the double pipe, and the pump feeds back the signal of the operation condition; the collected signals are displayed on a display, a control device of the pump respectively adjusts the pressure of the two pumps and the flow rate of the two pumps, the pressure, the flow rate, the operation condition of the pumps, the residual quantity in the two material tanks and the battery capacity, and data information is fed back to the display, so that a constructor can check the mixing condition, the injection quantity, the injection pressure, the residual quantity of the materials, the construction available time and the like while constructing.
Compared with the prior art, the invention has the following advantages:
firstly, the maneuverability is good: the grouting device disclosed by the invention adopts a backpack structure, so that a worker can carry the device by himself into a narrow area to perform concrete grouting repair work, and the device has better maneuverability.
Secondly, the safety is high: the device is protected by the protective cover, the flow adjusting subunit can also monitor the use condition of the device, and the safety of the device is higher.
Thirdly, the efficiency is high: the invention adopts the detachable and fillable material groove, and can work only by replacing the material groove; the invention also uses the replaceable rechargeable battery, so that the operation can be carried out while charging, and the efficiency of the device is higher.
Fourthly, the use is convenient: the flow regulating subunit in the invention can regulate the flow, and can monitor the using conditions of the device, such as battery allowance, pump pressure, material usage and the like, so that the device is more convenient and faster to use.
Fifthly, the application range is wide: the backpack structure is adopted, so that the device can operate in a narrow space; by adopting the replaceable rechargeable battery, the device can work under the condition of difficult power utilization, and the application range of the device is wider.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a front view of the backpack frame of the present invention;
FIG. 4 is a side view of the backpack frame of the present invention;
FIG. 5 is a rear view of the backpack frame of the present invention;
FIG. 6 is a top view of the backpack frame of the present invention;
FIG. 7 is a schematic structural view of a material storage unit according to the present invention;
FIG. 8 is a front view of the material storage unit of the present invention mounted on a holder;
FIG. 9 is a side view of the material storage unit of the present invention mounted on a mount;
FIG. 10 is a front view of the protective cover of the present invention;
FIG. 11 is a side view of the protective cover of the present invention;
FIG. 12 is a front view of the backpack frame with the replaceable rechargeable battery carrying protective cover of the present invention installed thereon;
FIG. 13 is a side view of the backpack frame with the replaceable rechargeable battery carrying protective cover of the present invention installed thereon;
the reference numbers in the figures indicate:
1a, first material groove, 1b, second material groove, 2, mounting, 3, mount, 4a, first fluid pump, 4b, second fluid pump, 6, both shoulders braces, 7, chest length adjustment area, 8, waistband, 9, back blotter, 10, safety cover, 11a, first fluid pump outlet joint, 11b, second fluid pump outlet joint, 12, dual-hose, 13, trigger switch, 14, material mixed structure, 15 flow adjustment subunit, 16, slip casting nozzle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, shall fall within the scope of protection of the present invention.
The invention develops a grouting device for concrete cracking and surface repairing in a narrow space. The maneuverability and safety of the work are ensured by a light, convenient and backpack construction with a built-in power supply.
One embodiment of the invention is as follows:
as shown in fig. 1 and 2, a backpack concrete-repairing grouting apparatus includes: backpack frame, material storage unit, protection unit, power supply unit and slip casting unit. The material storage unit comprises at least two independent storage units, each independent storage unit is installed on the backpack frame and protected by the protection unit, the power supply unit is installed on the protection unit, the grouting unit is connected with the material storage unit, and materials stored in each independent storage unit are conveyed to the grouting unit and mixed and then extruded.
As shown in fig. 3, 4, 5 and 6, the backpack frame includes a fixing member 2 and a fixing frame 3, the fixing member 2 is disposed on the fixing frame 3 to fix the material storage unit on the fixing frame 3, and the fixing frame 3 includes a frame whose bottom supports the material storage unit and a side plate which is positioned at a side perpendicular to the frame. The waist belt 8 is arranged on the bottom frame of the fixing frame 3, the shoulder straps 6 are arranged on the side plates, the chest length adjusting belts 7 are arranged on the shoulder straps 6, and the back cushion 9 is arranged on the fixing frame 3. The shoulder straps 6, the chest length adjusting straps 7, the waist belt 8 and the back cushion 9 are used for ensuring the comfort and safety of the staff.
As shown in fig. 7, the material storage unit comprises a first material tank 1a and a second material tank 1b, wherein the first material tank 1a is connected to a first fluid pump 4a through a first joint, and the second material tank 1b is connected to a second fluid pump 4b through a second joint; the first fluid pump 4a and the second fluid pump 4b are mounted on the mount 3, and the first material tank 1a and the second material tank 1b are communicated with the first fluid pump 4a and the second fluid pump 4b through a first joint and a second joint, respectively. The first material tank 1a and the second material tank 1b are loaded with two different materials.
As shown in fig. 8 and 9, the first material tank 1a and the second material tank 1b are detachably mounted on the backpack frame, and the fixing member 2 fastens the first material tank 1a and the second material tank 1b to the fixing frame 3. And support two material tanks through the frame of mount bottom, wherein the joint and the fluid pump of two material tank bottoms are all fixed mounting on mount bottom frame, and after the material in two material tanks was used up, the mounting can be loosened, takes off the material tank from the mount, and reuse or better new material tank after replenishing the material again.
As shown in fig. 10 and 11, the protective cover 10 is provided with an opening 17 for attaching the power supply unit and an external power supply interface 19 for connecting an external power supply to charge the power supply unit. When the replaceable rechargeable battery 18 is mounted on the opening portion 17, as shown in fig. 12 and 13, the protective cover 10 protects the device from a rear impact, the replaceable rechargeable battery 18 supplies power required for the device, and the external power source interface 19 can be connected to an external power source to charge the replaceable rechargeable battery 18. The device can work in an area with difficult electricity utilization; and the grouting operation can be carried out while charging, so that the working efficiency is greatly improved.
As shown in fig. 1, the grouting unit comprises a duplex pipe 12, a trigger switch 13, a flow rate adjusting subunit, a mixer 14 and a grouting nozzle 16; two pipe orifices at one end of the dual pipe 12 are respectively fixedly connected with a first fluid pump outlet joint 11a and a second fluid pump outlet joint 11b, the other end of the dual pipe is connected with a mixer 14, a flow adjusting subunit adjusts the flow of fluid in the dual pipe 12, and a grouting nozzle 16 is connected with the mixer 14. The flow rate adjustment subunit 15 includes a first flow rate adjustment valve, a second flow rate adjustment valve, a display, and a controller, where the first flow rate adjustment valve and the second flow rate adjustment valve are respectively installed on two pipelines of the dual pipe 12. The controller in the flow rate adjusting subunit is connected with the first fluid pump 4a, the second fluid pump 4b, the first flow rate adjusting valve, the second flow rate adjusting valve and the replaceable rechargeable battery 18 in a wired or wireless mode respectively, and is used for controlling the flow rate of the materials in the two pipelines of the dual-pipe 12, acquiring device use condition data, displaying information such as battery residue, pump pressure and material use amount on a display screen, and transmitting the data to external equipment through a wireless or storage medium for further analysis. The flow in the two pipelines is controlled by a controller so as to control the mixing ratio of the two materials and the extrusion speed.
In use of the apparatus, the trigger switch 13 is operated to activate the first fluid pump 4a and the second fluid pump 4b so that the materials are mixed in the material container 14 after flowing through the twin pipe 12 and then extruded from the front end of the grouting nozzle 16. At the moment, the flow rates of the materials in the first material tank 1a and the second material tank 1b are respectively regulated through the first flow regulating valve and the second flow regulating valve, and the display in the flow regulating subunit can display the service conditions of the device such as the battery allowance, the pump pressure, the material usage amount and the like, so that the purpose of monitoring the service condition of the device is achieved, and the safety of the device is improved.
Because first material groove 1a and second material groove 1b are detachable and can fill formula, the material replenishment of operation in-process can be directly to material groove packing material or through changing the material groove realization, and the staff can select suitable material replenishment mode according to operational environment, and the use of device is more convenient, and the range of application is wider.
As shown in fig. 2, 3 and 4, the backpack frame includes a material storage unit that can be loaded with two kinds of the same or different materials, i.e., a first material tank 1a and a second material tank 1b, and the first material tank 1a and the second material tank 1b are fixed to a fixing frame 3 by a fixing member 2. The purpose of carrying operation can be achieved through the shoulder straps 6, the chest length adjusting belt 7, the waist belt 8 and the back cushion 9. The first material groove 1a and the second material groove 1b are detachable and can be filled, and material supplement in the operation process can be realized by directly filling materials in the material grooves or replacing the material grooves.
Because the device uses the replaceable rechargeable battery 18, the device can be operated in an environment where electricity is difficult to use. When the device works under the normal condition of electricity utilization, the device can work while charging due to the arrangement of the external power supply interface 19, and the working efficiency is improved.
While the invention has been described with reference to specific embodiments, the invention is not limited thereto, and various equivalent modifications and substitutions can be easily made by those skilled in the art within the technical scope of the invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910653189.7A CN110359929B (en) | 2019-07-19 | 2019-07-19 | A knapsack concrete repair grouting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910653189.7A CN110359929B (en) | 2019-07-19 | 2019-07-19 | A knapsack concrete repair grouting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110359929A CN110359929A (en) | 2019-10-22 |
| CN110359929B true CN110359929B (en) | 2022-01-28 |
Family
ID=68221038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910653189.7A Active CN110359929B (en) | 2019-07-19 | 2019-07-19 | A knapsack concrete repair grouting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110359929B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19732061A1 (en) * | 1997-07-25 | 1999-01-28 | Uraca Pumpen | Hand-held spray lance |
| CN2668276Y (en) * | 2003-12-26 | 2005-01-05 | 王友军 | Portable multipurpose sprayer |
| CN101855147A (en) * | 2007-09-11 | 2010-10-06 | 陶氏环球技术公司 | Isolation systems for dispersing one-component polyurethane foams |
| CN202680318U (en) * | 2012-07-03 | 2013-01-23 | 庞秋季 | Insecticide atomizer |
| CN205269961U (en) * | 2015-12-31 | 2016-06-01 | 浙江欧森机械有限公司 | Atomizer with water storage and medicine storage container |
| CN206262733U (en) * | 2016-11-28 | 2017-06-20 | 中山市合美电器有限公司 | A kind of multifunctional knapsack sprayer |
| CN208056685U (en) * | 2018-04-03 | 2018-11-06 | 成都纺织高等专科学校 | A kind of rehabilitating historic building slip casting machine |
| CN208807442U (en) * | 2018-09-25 | 2019-05-03 | 临泽县竣维工贸有限责任公司 | A kind of electronic Insecticide sprayer of Backpack type |
-
2019
- 2019-07-19 CN CN201910653189.7A patent/CN110359929B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19732061A1 (en) * | 1997-07-25 | 1999-01-28 | Uraca Pumpen | Hand-held spray lance |
| CN2668276Y (en) * | 2003-12-26 | 2005-01-05 | 王友军 | Portable multipurpose sprayer |
| CN101855147A (en) * | 2007-09-11 | 2010-10-06 | 陶氏环球技术公司 | Isolation systems for dispersing one-component polyurethane foams |
| CN202680318U (en) * | 2012-07-03 | 2013-01-23 | 庞秋季 | Insecticide atomizer |
| CN205269961U (en) * | 2015-12-31 | 2016-06-01 | 浙江欧森机械有限公司 | Atomizer with water storage and medicine storage container |
| CN206262733U (en) * | 2016-11-28 | 2017-06-20 | 中山市合美电器有限公司 | A kind of multifunctional knapsack sprayer |
| CN208056685U (en) * | 2018-04-03 | 2018-11-06 | 成都纺织高等专科学校 | A kind of rehabilitating historic building slip casting machine |
| CN208807442U (en) * | 2018-09-25 | 2019-05-03 | 临泽县竣维工贸有限责任公司 | A kind of electronic Insecticide sprayer of Backpack type |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110359929A (en) | 2019-10-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| USRE49083E1 (en) | Methods of generating and using electricity at a well treatment | |
| EP2566614B1 (en) | Electric or natural gas fired small footprint fracturing fluid blending and pumping equipment | |
| AU2010294060B2 (en) | Improved methods and systems for integral blending and storage of materials | |
| CN102423655B (en) | Large-flow fracturing fluid preparation system and method | |
| CA2648265A1 (en) | Method and apparatus for providing pressure for well treatment operations | |
| CN110359929B (en) | A knapsack concrete repair grouting device | |
| CN205135930U (en) | Hand formula biliquid grouting pump | |
| CN202969946U (en) | Manual cement grouter | |
| CN203256747U (en) | Grouting operation device for offshore wind power jacket | |
| CN103821148B (en) | Closed continuous quadratic adds water wet shotcreting system | |
| CN204163685U (en) | Integrated pneumatic grouting hole sealing equipment for mine | |
| CN208564487U (en) | Pulling cable type submersible screw pump cable suspension well top sealing device | |
| CN207453950U (en) | The closed of dry method pressure break continuously adds sand blending tank | |
| CN214168708U (en) | Civil engineering construction road surface flattening maintenance device | |
| CN105926608A (en) | PLC-controlled large-torque rotary jetting stirring pile construction device | |
| CN210699964U (en) | Civil engineering construction compounding feeding device | |
| CN203795866U (en) | Fine aggregate concrete pump | |
| CN206357418U (en) | A kind of vertical cement mixing hollander of civil construction | |
| CN206765074U (en) | Mining flexible pipe pump type cement foam maker | |
| CN211762503U (en) | Concrete processing equipment | |
| CN222121551U (en) | Device for adding liquid into lifting column of coal mine | |
| CN208206612U (en) | A kind of automatic sand feeding device preparing kettle for high-pressure natural gas hydrate | |
| CN105019461B (en) | The additive material-feeding mechanism of the drilling rod feeding device of cement-soil mixing pile machine | |
| RU76981U1 (en) | PREVENTIVE COMPLEX OF PREPARATION AND FEEDING OF FOAMED PUMP TO A WELL GENERATOR | |
| RU82767U1 (en) | PREVENTIVE STATIONARY COMPLEX OF MINE FIRE PROTECTION |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20241021 Address after: No.66 Miaojing Road, Minhang District, Shanghai 201100 Patentee after: Eco (Shanghai) Environmental Technology Engineering Co.,Ltd. Country or region after: China Address before: 200433 Huang Xing Road, Yangpu District, Shanghai, room 907, room 2077 Patentee before: CAPTAIN (SHANGHAI) GEOTECH CO.,LTD. Country or region before: China Patentee before: Eco (Shanghai) Environmental Technology Engineering Co.,Ltd. |
|
| TR01 | Transfer of patent right |