CN112207981A - Mixing device for concrete processing - Google Patents
Mixing device for concrete processing Download PDFInfo
- Publication number
- CN112207981A CN112207981A CN202011055022.XA CN202011055022A CN112207981A CN 112207981 A CN112207981 A CN 112207981A CN 202011055022 A CN202011055022 A CN 202011055022A CN 112207981 A CN112207981 A CN 112207981A
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- Prior art keywords
- wall
- mixing
- mixing device
- concrete processing
- rod
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/10—Mixing in containers not actuated to effect the mixing
- B28C5/12—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers
- B28C5/14—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a horizontal or substantially horizontal axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/14—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices
- B02C13/18—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices with beaters rigidly connected to the rotor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/282—Shape or inner surface of mill-housings
- B02C13/284—Built-in screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0887—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing provided with sieves or filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0893—Mobile mixing devices, e.g. hanging
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Food Science & Technology (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention discloses a mixing device for concrete processing, which comprises a base, wherein mounting plates are arranged at two ends of the top of the base, one opposite side of the two mounting plates is provided with the same mixing barrel, one end of the outer wall of the top of the mixing barrel is provided with a feeding hole, a discharging pipe is inserted into the outer wall of the bottom of the mixing barrel, four corners of the bottom of the base are provided with universal wheels, and the top of one side of one mounting plate is provided with a driving motor. According to the invention, the extension rod extends out of the fixed pipe due to the gravity of the balancing weight, and rotates along with the rotating shaft to stir and mix materials at the bottom of the mixing cylinder, meanwhile, large-particle crushed stones with outer diameters larger than the gap between two adjacent fixed pipes in the materials are screened and retained on one side of the fixed pipe, and along with the rotation of the rotating shaft and the staggering of the fixed pipe and the material guide rod, the crushed stones slide onto the material guide rod and finally slide out of the mixing cylinder through the discharge port, so that the materials can be stirred and mixed, and meanwhile, large-particle crushed stones in the materials can be effectively screened and separated.
Description
Technical Field
The invention relates to the technical field of concrete processing, in particular to a mixing device for concrete processing.
Background
The concrete mixer is a machine for mixing cement, gravel aggregate and water into a concrete mixture, when the existing concrete mixer is used for reacting and stirring concrete, certain large gravel often exists in sand and is difficult to thoroughly crush the concrete, and if the concrete mixer is directly placed in the concrete for uniformly mixing, the produced product is difficult to meet the later construction requirement.
Through retrieval, chinese patent publication No. CN107745447A discloses a mixing device for concrete processing, which comprises a cylinder, a bearing base, a first driving motor, a first driving wheel, a driving belt, a first driven wheel, a top plate, a second driving motor, a second driving wheel, a second driven wheel, a feeding port, a discharging port, a water inlet, a vibrating motor, a crushing shaft, crushing blades, a shaft sleeve, a crushing tank, a leak hole, a connecting rod, a scraper, a stirring shaft, spiral stirring blades, an annular groove and balls. The mixing device for concrete processing in the above patent has the following disadvantages: the problem that large-particle crushed stones which are sieved out are inconvenient to separate and discharge exists.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a mixing device for concrete processing.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a compounding device for concrete processing, includes the base, the both ends at base top all are equipped with the mounting panel, and the relative one side of two mounting panels is equipped with same compounding section of thick bamboo, the material loading mouth has been seted up to the one end of compounding section of thick bamboo top outer wall, and the bottom outer wall of compounding section of thick bamboo is pegged graft and is had the unloading pipe, the bottom four corners of base all is equipped with the universal wheel, one of them the top of mounting panel one side is equipped with driving motor, and driving motor's output shaft is equipped with the pivot, the circumference department that the pivot is located compounding section of thick bamboo inside is equipped with evenly distributed's fixed tube, and pegs graft inside of fixed tube and have the extension rod, and the one end that the extension rod extends to the fixed tube outside is equipped with the balancing weight, the discharge gate has been seted up to the intermediate position of compounding section of thick bamboo one, The outer diameter of the fixed pipe is the same as the gap between two adjacent fixed pipes.
Preferably, two sliding grooves are formed in the middle of the circumferential outer wall of the mixing cylinder, and the two sliding grooves are connected with the same rotating sleeve in a sliding mode.
Preferably, the inner wall of the circumference of the rotating sleeve is provided with uniformly distributed material shifting plates, and the opening position of the discharge port corresponds to the inside of the rotating sleeve.
Preferably, the circumference outer wall of the rotating sleeve is provided with evenly distributed racks, the bottom of one side, opposite to the two mounting plates, is connected with the same driving gear through a bearing, the circumference of the driving gear is meshed with the racks, and one end of the driving gear is connected with an output shaft of a driving motor through a transmission belt.
Preferably, the outer wall of the top of the mixing cylinder is provided with a through hole, and the inner wall of the top of the mixing cylinder is provided with a mesh groove along the circumferential direction of the through hole opening.
Preferably, the top of the inner wall of each of the two sides of the mesh groove is provided with the same mounting rod, the top of each mounting rod is provided with a crushing motor, and an output shaft of each crushing motor is provided with a crushing mechanism.
Preferably, the crushing mechanism comprises a rotating rod and crushing paddles, the rotating rod is arranged on an output shaft of the crushing motor, and the crushing paddles are arranged on the circumference of the rotating rod.
Preferably, the inner wall of the top of the discharge port is hinged with a movable plate, and the inner wall of the mixing cylinder is provided with a baffle plate at the top of the opening of the discharge port.
Preferably, the both sides of balancing weight all are equipped with the movable rod, and the other end of two movable rods is equipped with same movable ring, the internal diameter of movable ring and the external diameter looks adaptation of fixed pipe, and the one end of fixed pipe both sides outer wall all is equipped with the spacing groove, and the external diameter of movable rod and the internal diameter looks adaptation of spacing groove.
Preferably, one side of the base is provided with a handrail.
The invention has the beneficial effects that:
1. according to the mixing device for concrete processing, the fixed pipe, the extension rod, the balancing weight, the material guide rod and the material outlet are arranged, the driving motor drives the rotating shaft to rotate, when the fixed pipe rotates to the bottom of the mixing barrel along with the rotating shaft, the extension rod extends out of the fixed pipe due to the gravity of the balancing weight and rotates along with the rotating shaft to stir and mix materials at the bottom of the mixing barrel, meanwhile, large-particle crushed stones with the outer diameter larger than the gap between two adjacent fixed pipes in the materials are screened and retained on one side of the fixed pipe, and slide to the material guide rod along with the rotation of the rotating shaft and the staggering of the fixed pipe and the material guide rod, and finally slide out of the mixing barrel through the material outlet after the crushed stones slide to the material guide rod, so that the large-particle crushed stones in the materials.
2. According to the mixing device for concrete processing, the rotating sleeve, the shifting plate, the crushing mechanism and the mesh groove are arranged, the driving gear can be driven to rotate through the driving motor, so that the rotating sleeve is driven to rotate around the outer wall of the mixing barrel, meanwhile, crushed stones discharged from the discharge port are stirred into the mesh groove through the shifting plate, the mixing device is convenient and efficient, the crushing mechanism can be driven to effectively crush the crushed stones in the mesh groove through the crushing motor, the mesh groove screens the crushed stones, and large-particle crushed stones can be conveniently and efficiently crushed and screened for utilization.
3. According to the mixing device for concrete processing, the movable plate and the baffle are arranged, when the stirring plate stirs the crushed stone discharged from the discharge port, the movable plate prevents the crushed stone from entering the mixing cylinder again through the discharge port, and the baffle limits the movable plate.
4. According to the mixing device for concrete processing, the movable ring and the limiting groove are arranged, when the balancing weight and the extension rod stretch and move due to gravity, the movable ring is pulled through the movable rod and the outer wall of the fixed pipe is scraped, and meanwhile the limiting groove and the movable rod limit and guide the stretching of the extension rod.
Drawings
FIG. 1 is a schematic structural diagram of a mixing device for concrete processing according to example 1;
FIG. 2 is a sectional view showing a side structure of a fixed pipe of the mixing apparatus for concrete processing proposed in example 1;
FIG. 3 is a schematic view of a fixed pipe structure of a mixing device for concrete processing according to example 1;
FIG. 4 is an enlarged view of a portion of a structure at A of the mixing device for concrete processing according to example 1;
FIG. 5 is a schematic view of the overall structure of a mixing apparatus for concrete processing according to example 1;
fig. 6 is a cross-sectional view of a base side structure of a mixing device for concrete processing proposed in example 2.
In the figure: the device comprises a base 1, a mounting plate 2, a rotating sleeve 3, a material shifting plate 4, a material mixing barrel 5, a mesh groove 6, a perforated hole 7, a crushing motor 8, a mounting rod 9, a rotating shaft 10, a material guiding rod 11, a movable ring 12, a fixed tube 13, an extension rod 14, a movable rod 15, a balancing weight 16, a limiting groove 17, a baffle 18, a movable plate 19, a material outlet 20, a crushing mechanism 21, a driving gear 22, a rack 23 and a handrail 24.
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 only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
Referring to fig. 1-5, a mixing device for concrete processing comprises a base 1, wherein two ends of the top of the base 1 are both connected with mounting plates 2 through fastening bolts, one opposite side of the two mounting plates 2 is connected with the same mixing barrel 5 through fastening bolts, one end of the top outer wall of the mixing barrel 5 is provided with a feeding port, the bottom outer wall of the mixing barrel 5 is inserted with a discharging pipe, four corners of the bottom of the base 1 are connected with universal wheels through fastening bolts, the top of one side of one of the mounting plates 2 is connected with a driving motor through fastening bolts, an output shaft of the driving motor is connected with a rotating shaft 10 through fastening bolts, the rotating shaft 10 is positioned at the circumference inside the mixing barrel 5 and is connected with uniformly distributed fixed pipes 13 through fastening bolts, an extension rod 14 is inserted inside the fixed pipes 13, one end of the extension rod 14 extending to the outside of the fixed pipes 13 is connected with, a discharge port 20 is arranged in the middle of the outer wall of one side of the mixing cylinder 5, the inner wall of the bottom of the discharge port 20 is connected with uniformly distributed guide rods 11 through fastening bolts, the guide rods 11 and the fixed tubes 13 are arranged at intervals, the outer diameter of each guide rod 11, the outer diameter of each fixed tube 13 and the gap between every two adjacent fixed tubes 13 are the same, a driving motor drives the rotating shaft 10 to rotate, when the fixed tubes 13 rotate to the bottom of the mixing cylinder 5 along with the rotating shaft 10, the extension rod 14 extends out of the fixed tubes 13 due to the gravity of the balancing weight 16 and stirs and mixes materials at the bottom of the mixing cylinder 5 along with the rotation of the rotating shaft 10, meanwhile, large-particle crushed stones with the outer diameter larger than the gap between every two adjacent fixed tubes 13 in the materials are screened at one side of the fixed tubes 13, and slide down onto the guide rods 11 and finally slide out of the mixing cylinder 5 through the discharge port 20 along with the, the realization is when stirring the mixture to the material, still can effectively sieve the rubble of large granule in the material and separate out.
In the invention, two sliding grooves are arranged in the middle of the circumferential outer wall of the mixing barrel 5, and the same rotating sleeve 3 is connected inside the two sliding grooves in a sliding manner.
Wherein, the inner wall of the circumference of the rotating sleeve 3 is connected with evenly distributed material shifting plates 4 through fastening bolts, and the opening position of the discharge port 20 corresponds to the inside of the rotating sleeve 3.
Wherein, the circumference outer wall of rotating sleeve 3 is connected with evenly distributed's rack 23 through fastening bolt, and the bottom of the relative one side of two mounting panels 2 is connected with same drive gear 22 through the bearing, drive gear 22's circumference and rack 23 intermeshing, and drive gear 22's one end passes through driving belt and driving motor's output shaft.
Wherein, perforation 7 has been seted up to the top outer wall of mixing barrel 5, and 5 top inner walls of mixing barrel have a wire netting 6 through fastening bolt connection along perforation 7 open-ended circumference, and accessible driving motor drives drive gear 22 and rotates to drive and rotate cover 3 and rotate around the outer wall of mixing barrel 5, simultaneously switch board 4 will stir to wire netting 6 in through discharge gate 20 exhaust rubble, convenient high-efficient.
The top of the inner walls of the two sides of the mesh groove 6 is connected with the same mounting rod 9 through a fastening bolt, the top of the mounting rod 9 is connected with a crushing motor 8 through a fastening bolt, and an output shaft of the crushing motor 8 is connected with a crushing mechanism 21 through a fastening bolt.
Wherein, crushing mechanism 21 includes bull stick and broken oar, and crushing motor 8's output shaft has the bull stick through fastening bolt connection, and the circumference of bull stick is connected with broken oar through fastening bolt, and accessible crushing motor 8 drives crushing mechanism 21 and effectively breaks the rubble in to the screen cloth 6, and screen cloth 6 sieves the rubble after the breakage, makes things convenient for the efficient to carry out breakage and screening utilization to the large granule rubble.
Wherein, the top inner wall of discharge gate 20 articulates there is the fly leaf 19, and the mixing barrel 5 inner wall is located the open-ended top of discharge gate 20 and is connected with baffle 18 through fastening bolt, and when the flitch 4 was stirred the rubble through discharge gate 20, fly leaf 19 avoided the rubble to enter mixing barrel 5 once more through discharge gate 20, and baffle 18 carries on spacingly to fly leaf 19.
Wherein, the both sides of balancing weight 16 all are connected with movable rod 15 through fastening bolt, and the other end of two movable rods 15 is connected with same movable ring 12 through fastening bolt, the internal diameter of movable ring 12 and the external diameter looks adaptation of solid fixed tube 13, the one end of solid fixed tube 13 both sides outer wall all is connected with spacing groove 17 through fastening bolt, and the external diameter of movable rod 15 and the internal diameter looks adaptation of spacing groove 17, balancing weight 16 and extension rod 14 are when removing because of gravity is flexible, scrape clean through 15 pulling movable ring 12 of movable rod and the outer wall of solid fixed tube 13, spacing groove 17 and movable rod 15 carry out spacing direction to extension rod 14's flexible simultaneously.
The working principle is as follows: the driving motor drives the rotating shaft 10 to rotate, when the fixed pipe 13 rotates to the bottom of the mixing cylinder 5 along with the rotating shaft 10, the extension rod 14 extends out of the fixed pipe 13 due to the gravity of the balancing weight 16, and rotates along with the rotating shaft 10 to stir and mix the materials at the bottom of the mixing cylinder 5, meanwhile, large-particle crushed stones with outer diameters larger than the gap between two adjacent fixed pipes 13 in the materials are screened and retained at one side of the fixed pipe 13, and along with the rotation of the rotating shaft 10 and the interleaving of the fixed pipes 13 and the material guide rods 11, the crushed stones slide onto the material guide rods 11 and finally slide out of the mixing cylinder 5 through the discharge port 20, so that the large-particle crushed stones in the materials can be effectively screened and separated out while stirring and mixing the materials, the driving gear 22 can be driven by the driving motor to rotate, thereby driving the rotating sleeve 3 to rotate around the outer wall of the mixing cylinder 5, and simultaneously, the stirring, convenient high-efficient, accessible broken motor 8 drives crushing mechanism 21 and effectively breaks the rubble in the screen groove 6, screen groove 6 sieves the rubble after the breakage, make things convenient for the efficient to carry out breakage and screening utilization to the large granule rubble, when switch board 4 was stirred the rubble through discharge gate 20 discharge, fly leaf 19 avoids the rubble to get into mixing barrel 5 once more through discharge gate 20, and baffle 18 carries on spacingly to fly leaf 19, when balancing weight 16 and extension rod 14 moved because of gravity is flexible, through 15 pulling movable ring 12 of movable rod and scrape clean the outer wall of fixed tube 13, spacing groove 17 and movable rod 15 carry out spacing direction to extension rod 14's flexible simultaneously.
Example 2
Referring to fig. 6, in the present embodiment, compared to embodiment 1, a handrail 24 is connected to one side of a base 1 through fastening bolts.
The working principle is as follows: the handrail 24 can be held by hand to push the base 1 to move and carry the device, and the use is convenient.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A mixing device for concrete processing comprises a base (1), wherein mounting plates (2) are arranged at two ends of the top of the base (1), one opposite side of the two mounting plates (2) is provided with the same mixing barrel (5), one end of the top outer wall of the mixing barrel (5) is provided with a feeding hole, the bottom outer wall of the mixing barrel (5) is inserted with a discharging pipe, four corners of the bottom of the base (1) are provided with universal wheels, the mixing device is characterized in that the top of one side of one of the mounting plates (2) is provided with a driving motor, an output shaft of the driving motor is provided with a rotating shaft (10), a circumference of the rotating shaft (10) inside the mixing barrel (5) is provided with uniformly distributed fixed pipes (13), an extension rod (14) is inserted inside the fixed pipes (13), and one end of the extension rod (14) extending to the outside of the fixed pipes (13) is provided with a balancing weight (16, discharge gate (20) have been seted up to the intermediate position of compounding section of thick bamboo (5) one side outer wall, and the bottom inner wall of discharge gate (20) is equipped with evenly distributed's guide rod (11), and guide rod (11) and fixed pipe (13) interval set up, and the external diameter of guide rod (11), the external diameter of fixed pipe (13) and the clearance of two adjacent fixed pipe (13) are the same.
2. A mixing device for concrete processing according to claim 1, wherein two sliding grooves are formed in the middle of the outer circumferential wall of the mixing cylinder (5), and the same rotating sleeve (3) is slidably connected to the inner parts of the two sliding grooves.
3. A mixing device for concrete processing according to claim 2, characterized in that the inner wall of the circumference of the rotating sleeve (3) is provided with evenly distributed kick-out plates (4), and the opening position of the discharge hole (20) corresponds to the inside of the rotating sleeve (3).
4. A mixing device for concrete processing according to claim 3, characterized in that the circumferential outer wall of the rotating sleeve (3) is provided with evenly distributed racks (23), and the bottom of the opposite side of the two mounting plates (2) is connected with the same driving gear (22) through a bearing, the circumference of the driving gear (22) is meshed with the racks (23), and one end of the driving gear (22) is connected with the output shaft of the driving motor through a transmission belt.
5. A mixing device for concrete processing according to claim 4, characterized in that the outer wall of the top of the mixing cylinder (5) is provided with a perforation (7), and the inner wall of the top of the mixing cylinder (5) is provided with a mesh groove (6) along the circumference of the opening of the perforation (7).
6. A mixing device for concrete processing according to claim 5, characterized in that the top of the inner walls of the two sides of the net tank (6) is provided with the same mounting rod (9), the top of the mounting rod (9) is provided with a crushing motor (8), and the output shaft of the crushing motor (8) is provided with a crushing mechanism (21).
7. A mixing device for concrete processing according to claim 6, characterized in that the crushing mechanism (21) comprises a rotating rod and crushing paddles, and the output shaft of the crushing motor (8) is provided with a rotating rod, and the circumference of the rotating rod is provided with crushing paddles.
8. A mixing device for concrete processing according to claim 7, characterized in that the inner wall of the top of the discharge opening (20) is hinged with a movable plate (19), and the inner wall of the mixing cylinder (5) is provided with a baffle plate (18) at the top of the opening of the discharge opening (20).
9. The mixing device for concrete processing according to claim 8, wherein the two sides of the counterweight block (16) are provided with movable rods (15), the other ends of the two movable rods (15) are provided with the same movable ring (12), the inner diameter of the movable ring (12) is matched with the outer diameter of the fixed pipe (13), one end of the outer wall of the two sides of the fixed pipe (13) is provided with a limiting groove (17), and the outer diameter of the movable rod (15) is matched with the inner diameter of the limiting groove (17).
10. A concrete working mixing apparatus as claimed in claim 9, characterised in that a handrail (24) is provided on one side of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011055022.XA CN112207981A (en) | 2020-09-29 | 2020-09-29 | Mixing device for concrete processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011055022.XA CN112207981A (en) | 2020-09-29 | 2020-09-29 | Mixing device for concrete processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112207981A true CN112207981A (en) | 2021-01-12 |
Family
ID=74051553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011055022.XA Withdrawn CN112207981A (en) | 2020-09-29 | 2020-09-29 | Mixing device for concrete processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112207981A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113019576A (en) * | 2021-03-02 | 2021-06-25 | 江西益普生药业有限公司 | Medicinal polyethylene glycol pulverizer and use method thereof |
| CN113070140A (en) * | 2021-03-27 | 2021-07-06 | 段姝瑶 | Concrete expanding agent and preparation process thereof |
| CN115341548A (en) * | 2021-12-14 | 2022-11-15 | 巴法禄(上海)空调系统有限公司 | Backfill device for buried pipe of ground source heat pump |
-
2020
- 2020-09-29 CN CN202011055022.XA patent/CN112207981A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113019576A (en) * | 2021-03-02 | 2021-06-25 | 江西益普生药业有限公司 | Medicinal polyethylene glycol pulverizer and use method thereof |
| CN113019576B (en) * | 2021-03-02 | 2022-06-03 | 江西益普生药业有限公司 | Medicinal polyethylene glycol pulverizer and use method thereof |
| CN113070140A (en) * | 2021-03-27 | 2021-07-06 | 段姝瑶 | Concrete expanding agent and preparation process thereof |
| CN113070140B (en) * | 2021-03-27 | 2023-03-10 | 上海复培新材料科技有限公司 | Concrete expanding agent and preparation process thereof |
| CN115341548A (en) * | 2021-12-14 | 2022-11-15 | 巴法禄(上海)空调系统有限公司 | Backfill device for buried pipe of ground source heat pump |
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210112 |