CN113600484A - Automatic sand screening mechanism for building construction - Google Patents
Automatic sand screening mechanism for building construction Download PDFInfo
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- CN113600484A CN113600484A CN202110778372.7A CN202110778372A CN113600484A CN 113600484 A CN113600484 A CN 113600484A CN 202110778372 A CN202110778372 A CN 202110778372A CN 113600484 A CN113600484 A CN 113600484A
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- fixedly arranged
- sand
- storage box
- connecting plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
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- Health & Medical Sciences (AREA)
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- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention belongs to the technical field of building construction equipment, and relates to an automatic sand screening mechanism for building construction. According to the invention, through the design of the storage box and the return spring, when the sand in the storage box is increased, the storage box slowly moves downwards, when the notch on the storage box is communicated with the connecting groove, part of the sand in the storage box flows into the detection water tank to detect the content of residual chlorine in the sand, and when the sand in the storage box flows into the detection water tank and is reduced, the return spring slightly moves upwards, so that the sand in the storage box cannot continuously enter the detection water tank, the structure is simple, and the sand is not wasted.
Description
Technical Field
The invention belongs to the technical field of building construction equipment, and particularly relates to an automatic sand screening mechanism for building construction.
Background
The sand is one of the building material that relatively commonly uses in the building trade, and in order to the sand operation requirement that can satisfy, a lot of sands of purchasing all need pass through the screening work in later stage, with the impurity screening department of large granule, make the sand can reach the construction standard.
The existing construction sand can be roughly divided into river sand and sea sand, the sea sand can cause serious corrosion to reinforced concrete due to the fact that the sea sand contains a large amount of impurities such as chlorine, alkali and salt, the sea sand can be used for building construction only by desalination treatment, and the desalination treatment of the sea sand is expensive, so that some illegal merchants can directly sell the sea sand which is not subjected to desalination treatment to a construction party.
The existing sand screening machine can only carry out simple sand screening work, cannot control the sand screening amount, easily enables sand in a container to overflow, is single in purpose, cannot identify the type of the screened sand, cannot identify whether the sea sand is not desalinated or not, and influences building construction. Therefore, an automatic sand screening mechanism for building construction is designed to solve the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide an automatic sand screening mechanism for building construction, which can solve the problems that the existing automatic sand screening mechanism cannot control the sand screening capacity and cannot detect the residual chlorine content in sand during use.
An automatic sand screening mechanism for building construction is characterized by comprising an equipment shell, a detection water tank, a storage box and a return spring;
the equipment shell comprises a connecting plate, a fixed block is fixedly arranged in the connecting plate, a connecting groove is formed in the fixed block, a feeding opening is fixedly formed in the connecting plate, and a rack through hole is formed in the connecting plate;
a fixed plate is fixedly arranged on the fixed block, two support rods are symmetrically and fixedly arranged on the fixed plate, the other ends of the support rods are fixedly connected with the connecting plate, a detection water tank is arranged between the fixed plate and the connecting plate in a sliding manner, a handle is fixedly arranged on the detection water tank, a residual chlorine detector is fixedly arranged in the detection water tank, one end of the residual chlorine detector is positioned on the outer side of the detection water tank, the other end of the residual chlorine detector is positioned on the inner side of the detection water tank, and a connecting groove is communicated with the detection water tank;
the other end of the fixing plate is symmetrically and fixedly provided with two return springs, the return springs are fixedly provided with a storage box, the storage box is in sliding connection with the fixing block and is tightly attached to the fixing block, one end of the storage box is rotatably provided with a baffle, and the outer end face of the baffle is fixedly provided with a resisting block;
the other end of the storage box is provided with a notch, and when the storage box moves, the notch can be communicated with the connecting groove;
preferably, two sliding grooves are symmetrically and fixedly arranged in the connecting plate, a sliding block is arranged in the connecting plate in a sliding manner, the sliding block is positioned in the sliding grooves and can slide back and forth along the sliding grooves, a top plate is arranged in the sliding block in a sliding manner, the top plate is connected with the sliding block through a compression spring, the top plate is contacted and abutted with the connecting plate, a motor is fixedly arranged on the end surface of the bottom end of the sliding block, a motor shaft is controlled on the motor, a friction wheel and a stirring rod are fixedly arranged on the motor shaft, the friction wheel is positioned between the stirring rod and the motor, and a sand guide barrel is fixedly arranged on the sliding block;
lead husky bucket including fixed bucket, fixed bucket and connecting plate sliding connection to through-hole and pan feeding mouth switch-on in the fixed bucket, the fixed bucket internal rotation is provided with rotatory piece, fixedly on the bottom terminal surface of rotatory piece being provided with the friction pulley ring, friction pulley ring and friction pulley friction drive, fixedly on the bottom terminal surface of friction pulley ring being provided with the stand pipe.
Preferably, a sliding rod is fixedly arranged on the outer side of the fixed barrel, a rack is fixedly arranged on the end face of the bottom end of the sliding rod, the other end of the sliding rod and the other end of the rack are positioned at a rack through hole and can slide back and forth along the rack through hole, two gear connecting frames are symmetrically and fixedly arranged on the connecting plate, a gear shaft is rotatably arranged between the gear connecting frames, a gear and a reel are fixedly arranged on the gear shaft, and the gear and the rack are in meshing transmission;
two pulley connecting frames are symmetrically and fixedly arranged on the connecting plate, a pulley shaft is rotatably arranged between the pulley connecting frames, and a fixed pulley is fixedly arranged on the pulley shaft;
the winding wheel is wound with a metal pull rope, and one end of the metal pull rope penetrates through the fixed pulley and is fixedly connected with the storage box.
Preferably, the connecting plate internal fixation is provided with the connecting block, fixedly on the connecting block being provided with the screening case, and the stirring rod is located the screening incasement, and the bottom mounting of screening case is provided with the screen cloth.
Preferably, a torsion spring is fixedly arranged between the reel and the gear connecting frame.
Preferably, one end of the top plate, which is abutted against the connecting plate, is coated with a rubber layer;
the contact surface of the friction wheel and the friction wheel ring is covered with a rubber layer with a rough surface.
Preferably, a large amount of clean water is stored in the detection water tank.
Compared with the prior art, the invention has the beneficial effects that:
the automatic sand screening mechanism for building construction comprises a storage box and a return spring, wherein the storage box is arranged in the storage box, the return spring is arranged in the storage box, and the return spring is arranged in the storage box.
According to the automatic sand screening mechanism for building construction, due to the design of the metal pull rope, the gear, the rack and the reel, when the storage box slowly moves downwards due to the fact that a large amount of sand is stored in the storage box, the storage box enables the reel to rotate by pulling the metal pull rope, the reel drives the gear to rotate, and therefore the rack is driven to move, the sand guide barrel can move, the sand guide barrel is not communicated with the feeding hole any longer, meanwhile, the top plate moves to the feeding hole to block the feeding hole, and the phenomenon that excessive sand leaks out is avoided, and the automatic sand screening mechanism is practical and convenient.
Thirdly, according to the automatic sand screening mechanism for building construction, due to the design of the residual chlorine detector, when the residual chlorine content in the sand entering the detection water tank is too high, the residual chlorine content in the clear water in the detection water tank is increased, and the residual chlorine detector can detect and send out a warning signal to prevent constructors from transporting the batch of sand to a construction site for construction.
According to the automatic sand screening mechanism for building construction, the rubber layer is coated at one end, abutted against the connecting plate, of the top plate, so that sand at the discharge port is difficult to flow into the screening box, and the phenomenon that the quality of screened sand is influenced due to overflow of excessive sand in the storage box is avoided.
According to the automatic sand screening mechanism for building construction, through the design of the friction wheel ring, the friction wheel, the motor shaft and the stirring plate, the friction wheel ring and the friction wheel are in friction transmission, sand grains are prevented from falling into the friction wheel ring to affect transmission, the guide pipe rotates to guide sand to flow into the screening box in an all-round mode, the sand is not accumulated in one position, meanwhile, in the transmission process, the stirring rod rotates to break up the caked sand in the sand pile, and the sand screening efficiency is improved.
Drawings
FIG. 1 is a schematic perspective view of the present invention in a first direction;
FIG. 2 is a perspective view of the present invention in a second direction;
FIG. 3 is a schematic perspective view of the housing of the apparatus of the present invention;
FIG. 4 is a cross-sectional view of a web of the present invention;
FIG. 5 is an enlarged schematic view of the gear of the present invention;
FIG. 6 is a partially enlarged view of the sand guiding barrel according to the present invention;
in the figure: 1. the device comprises a device shell, 1-1 parts, a connecting plate, 1-2 parts, a fixed block, 1-3 parts, a feeding port, 1-4 parts, a rack through hole, 1-5 parts, a connecting groove, 2 parts, a detection water tank, 3 parts, a sand guide barrel, 3-1 parts, a fixed barrel, 3-2 parts, a rotating block, 3-3 parts, a friction wheel ring, 3-4 parts, a guide pipe, 4 parts, a sliding groove, 5 parts, a screening box, 6 parts, a baffle plate, 7 parts, a storage box, 8 parts, a resisting block, 9 parts, a reset spring, 10 parts, a fixed plate, 11 parts, a support rod, 12 parts, a fixed pulley, 13 parts, a metal pull rope, 14 parts, a sliding block, 15 parts, a motor, 16 parts, a friction wheel, 17 parts, a motor shaft, 18 parts, a stirring rod, 19 parts, a screen, 20 parts, a connecting block, 21 parts, a pulley connecting frame, 22 parts, a pulley shaft, 23 parts, a gear shaft parts, 24 parts, a gear connecting frame, 25 parts, 26 parts, a sliding rod, 27 parts, a rack, 28 parts, a winding wheel, 29. compression spring, 30, top plate, 31, residual chlorine detector, 32 and handle.
Detailed Description
Please refer to fig. 1-6, which show an automatic sand sieving mechanism for building construction, which can control the sand sieving capacity and detect the residual chlorine content in the sand. Concretely, automatic screening sand mechanism for construction includes equipment shell 1, detects water tank 2, storage box 7 and reset spring 9.
The equipment shell 1 comprises a connecting plate 1-1, a fixed block 1-2 is fixedly arranged in the connecting plate 1-1, a connecting groove 1-5 is formed in the fixed block 1-2, a material inlet 1-3 is fixedly arranged on the connecting plate 1-1, a rack through hole 1-4 is formed in the connecting plate 1-1, a fixed plate 10 is fixedly arranged on the fixed block 1-2, two support rods 11 are symmetrically and fixedly arranged on the fixed plate 10, the other ends of the support rods 11 are fixedly connected with the connecting plate 1-1, a detection water tank 2 is slidably arranged between the fixed plate 10 and the connecting plate 1-1, a handle 32 is fixedly arranged on the detection water tank 2, a residual chlorine detector 31 is fixedly arranged in the detection water tank 2, one end of the residual chlorine detector 31 is positioned on the outer side of the detection water tank 2, and the other end of the residual chlorine detector 31 is positioned on the inner side of the detection water tank 2, the connecting groove 1-5 is communicated with the detection water tank 2, the other end of the fixing plate 10 is symmetrically and fixedly provided with two return springs 9, a storage box 7 is fixedly arranged on each return spring 9, the storage box 7 is in sliding connection and is tightly attached to the fixed block 1-2, a baffle 6 is rotatably arranged on one end of the storage box 7, a supporting block 8 is fixedly arranged on the outer side end face of the baffle 6, a notch is formed in the other end of the storage box 7, when the storage box 7 moves, the notch can be communicated with the connecting groove 1-5, when sand in the storage box 7 increases, the storage box 7 slowly moves downwards, when the notch in the storage box 7 is communicated with the connecting groove 1-5, part of the sand in the storage box 7 flows into the detection water tank 2, the content of residual chlorine in the sand is detected, when the sand in the storage box 7 flows into the detection water tank 2 and decreases, because the return springs 9 slightly move upwards, the sand in the storage box 7 cannot continue to enter the detection water tank 2.
Two sliding grooves 4 are symmetrically and fixedly arranged in a connecting plate 1-1, a sliding block 14 is arranged in the connecting plate 1-1 in a sliding manner, the sliding block 14 is positioned in the sliding groove 4 and can slide back and forth along the sliding groove 4, a top plate 30 is arranged in the sliding block 14 in a sliding manner, the top plate 30 is connected with the sliding block 14 through a compression spring 29, the top plate 30 is contacted and abutted with the connecting plate 1-1, a motor 15 is fixedly arranged on the bottom end surface of the sliding block 14, a motor shaft 17 is controlled on the motor 15, a friction wheel 16 and a stirring rod 18 are fixedly arranged on the motor shaft 17, the friction wheel 16 is positioned between the stirring rod 18 and the motor 15, a sand guide barrel 3 is fixedly arranged on the sliding block 14, the sand guide barrel 3 comprises a fixed barrel 3-1, the fixed barrel 3-1 is connected with the connecting plate 1-1 in a sliding manner, a through hole in the fixed barrel 3-1 is communicated with a feeding port 1-3, a rotating block 3-2 is rotatably arranged in the fixed barrel 3-1, the end face of the bottom end of the rotating block 3-2 is fixedly provided with a friction wheel ring 3-3, the friction wheel ring 3-3 and a friction wheel 16 are in friction transmission, and the end face of the bottom end of the friction wheel ring 3-3 is fixedly provided with a guide pipe 3-4.
A sliding rod 26 is fixedly arranged on the outer side of the fixed barrel 3-1, a rack 27 is fixedly arranged on the end face of the bottom end of the sliding rod 26, the other ends of the sliding rod 26 and the rack 27 are positioned at a rack through hole 1-4 and can slide back and forth along the rack through hole 1-4, two gear connecting frames 24 are symmetrically and fixedly arranged on the connecting plate 1-1, a gear shaft 23 is rotatably arranged between the gear connecting frames 24, a gear 25 and a reel 28 are fixedly arranged on the gear shaft 23, the gear 25 is in meshing transmission with the rack 27, two pulley connecting frames 21 are symmetrically and fixedly arranged on the connecting plate 1-1, a pulley shaft 22 is rotatably arranged between the pulley connecting frames 21, a fixed pulley 12 is fixedly arranged on the pulley shaft 22, a metal pull rope 13 is wound on the reel 28, one end of the metal pull rope 13 passes through the fixed pulley 12 and is fixedly connected with the storage box 7, when the storage box 7 is slowly moved downwards due to the storage of a large amount of sand, the storage box 7 enables the reel 28 to rotate by pulling the metal pull rope 13, the reel 28 drives the gear 25 to rotate, and the rack 27 is driven to move, so that the sand guide barrel 3 can move, the sand guide barrel 3 is not communicated with the feeding openings 1-3, and meanwhile, the top plate 30 moves to the feeding openings 1-3 to block the feeding openings 1-3, so that excessive sand is prevented from leaking, and the sand guide device is practical and convenient.
The connecting plate 1-1 is internally and fixedly provided with a connecting block 20, the connecting block 20 is fixedly provided with a screening box 5, the stirring rod 18 is positioned in the screening box 5, the bottom end of the screening box 5 is fixedly provided with a screen 19, the friction wheel ring 3-3 and the friction wheel 16 are in friction transmission to prevent sand grains from falling into the screening box and affecting transmission, the guide pipe 3-4 rotates to guide the sand all-around to flow into the screening box 5, so that the sand is not accumulated in one position, meanwhile, in the transmission process, the stirring rod 18 rotates to break up the agglomerated sand in the sand pile, and the sand screening efficiency is improved.
A torsion spring is fixedly provided between the reel 28 and the gear attachment bracket 24.
The rubber layer is coated at one end, abutted against the connecting plate 1-1, of the top plate 30, and the rubber layer with the rough surface is coated on the contact surface of the friction wheel 16 and the friction wheel ring 3-3, so that sand at the discharge port 1-3 is difficult to flow into the screening box 5, and the phenomenon that the quality of screened sand is influenced due to overflow caused by excessive sand in the storage box 7 is avoided.
A large amount of clear water is stored in the detection water tank 2, when the content of residual chlorine in sand entering the detection water tank 2 is too high, the content of residual chlorine in the clear water in the detection water tank 2 is increased, and the residual chlorine detector 31 can detect out and send out a warning signal to prevent a constructor from transporting the batch of sand to a construction site for construction.
When the device is used, the motor 15 is started firstly, the sand which is not screened is conveyed to the material inlet 1-3 through the conveying device, the sand falls into the screening box 5 through the sand guide barrel 3, the guide pipe 3-4 rotates to guide the sand into the screening box 5 in all directions, the sand is not accumulated at one position, meanwhile, the stirring rod 18 rotates inwards in the screening process to break up the caked sand in the sand pile and screen the sand through the screen mesh 19 in the screening box 5, the screened sand is collected into the storage box 7, when the storage box 7 slowly moves downwards due to the fact that a large amount of sand is stored in the storage box, the storage box 7 rotates the reel 28 through pulling the metal pull rope 13, the reel 28 drives the gear 25 to rotate, the rack 27 is driven to move, the sand guide barrel 3 can move, the sand guide barrel 3 is not communicated with the material inlet 1-3, meanwhile, the top plate 30 moves to the material inlet 1-3 to block the material inlet 1-3, meanwhile, the notch on the storage box 7 is communicated with the connecting grooves 1-5, part of sand in the storage box 7 flows into the detection water tank 2 to detect the content of residual chlorine in the sand, and when the sand in the storage box 7 flows into the detection water tank 2 and is reduced, the sand in the storage box 7 cannot continuously enter the detection water tank 2 because the reset spring 9 slightly moves upwards.
The constructor can open baffle 6, pours the sand in the storage box 7 into the shallow in, when baffle 6 was opened, supported piece 8 and fixed plate 10 contact offset, made the reset spring 9 of this side be difficult to reset, made the slope of storage box 7, in the shallow was poured into more easily to the sand, after the sand in the storage box 7 had fallen, equipment reset and can carry out the work of screening sand.
Claims (7)
1. An automatic sand screening mechanism for building construction is characterized by comprising an equipment shell (1), a detection water tank (2), a storage box (7) and a return spring (9);
the equipment shell (1) comprises a connecting plate (1-1), a fixed block (1-2) is fixedly arranged in the connecting plate (1-1), a connecting groove (1-5) is formed in the fixed block (1-2), a feeding opening (1-3) is fixedly arranged on the connecting plate (1-1), and a rack through hole (1-4) is formed in the connecting plate (1-1);
a fixed plate (10) is fixedly arranged on the fixed block (1-2), two support rods (11) are symmetrically and fixedly arranged on the fixed plate (10), the other ends of the support rods (11) are fixedly connected with the connecting plate (1-1), a detection water tank (2) is arranged between the fixed plate (10) and the connecting plate (1-1) in a sliding manner, a handle (32) is fixedly arranged on the detection water tank (2), a residual chlorine detector (31) is fixedly arranged in the detection water tank (2), one end of the residual chlorine detector (31) is positioned on the outer side of the detection water tank (2), the other end of the residual chlorine detector (31) is positioned on the inner side of the detection water tank (2), and a connecting groove (1-5) is communicated with the detection water tank (2);
two return springs (9) are symmetrically and fixedly arranged at the other end of the fixing plate (10), a storage box (7) is fixedly arranged on each return spring (9), each storage box (7) is connected with the corresponding fixing block (1-2) in a sliding mode and is tightly attached to the corresponding fixing block, a baffle (6) is rotatably arranged at one end of each storage box (7), and a resisting block (8) is fixedly arranged on the end face of the outer side of each baffle (6);
the other end of the storage box (7) is provided with a notch, and when the storage box (7) moves, the notch can be communicated with the connecting grooves (1-5).
2. The automatic sand screening mechanism for building construction according to claim 1, characterized in that: two sliding grooves (4) are symmetrically and fixedly arranged in a connecting plate (1-1), a sliding block (14) is arranged in the connecting plate (1-1) in a sliding mode, the sliding block (14) is located in the sliding groove (4) and can slide back and forth along the sliding groove (4), a top plate (30) is arranged in the sliding block (14) in a sliding mode, the top plate (30) is connected with the sliding block (14) through a compression spring (29), the top plate (30) is in contact and abutting against the connecting plate (1-1), a motor (15) is fixedly arranged on the end face of the bottom end of the sliding block (14), a motor shaft (17) is controlled on the motor (15), a friction wheel (16) and a stirring rod (18) are fixedly arranged on the motor shaft (17), the friction wheel (16) is located between the stirring rod (18) and the motor (15), and a sand guide barrel (3) is fixedly arranged on the sliding block (14);
the sand guide barrel (3) comprises a fixed barrel (3-1), the fixed barrel (3-1) is in sliding connection with the connecting plate (1-1), a through hole in the fixed barrel (3-1) is communicated with the feeding port (1-3), a rotating block (3-2) is rotatably arranged in the fixed barrel (3-1), a friction wheel ring (3-3) is fixedly arranged on the bottom end face of the rotating block (3-2), the friction wheel ring (3-3) is in friction transmission with a friction wheel (16), and a guide pipe (3-4) is fixedly arranged on the bottom end face of the friction wheel ring (3-3).
3. The automatic sand screening mechanism for building construction according to claim 2, characterized in that: a sliding rod (26) is fixedly arranged on the outer side of the fixed barrel (3-1), a rack (27) is fixedly arranged on the end face of the bottom end of the sliding rod (26), the other ends of the sliding rod (26) and the rack (27) are positioned at a rack through hole (1-4) and can slide back and forth along the rack through hole (1-4), two gear connecting frames (24) are symmetrically and fixedly arranged on the connecting plate (1-1), a gear shaft (23) is rotatably arranged between the gear connecting frames (24), a gear (25) and a reel (28) are fixedly arranged on the gear shaft (23), and the gear (25) is in meshing transmission with the rack (27);
two pulley connecting frames (21) are symmetrically and fixedly arranged on the connecting plate (1-1), a pulley shaft (22) is rotatably arranged between the pulley connecting frames (21), and a fixed pulley (12) is fixedly arranged on the pulley shaft (22);
the metal pull rope (13) is wound on the winding wheel (28), and one end of the metal pull rope (13) penetrates through the fixed pulley (12) and is fixedly connected with the storage box (7).
4. The automatic sand screening mechanism for building construction according to claim 2, characterized in that: the connecting plate (1-1) is internally and fixedly provided with a connecting block (20), the connecting block (20) is fixedly provided with a screening box (5), the stirring rod (18) is positioned in the screening box (5), and the bottom end of the screening box (5) is fixedly provided with a screen (19).
5. The automatic sand screening mechanism for building construction according to claim 3, characterized in that: a torsion spring is fixedly arranged between the reel (28) and the gear connecting frame (24).
6. The automatic sand screening mechanism for building construction according to claim 2, characterized in that: one end of the top plate (30) which is abutted against the connecting plate (1-1) is coated with a rubber layer;
the contact surface of the friction wheel (16) and the friction wheel ring (3-3) is covered with a rubber layer with a rough surface.
7. The automatic sand screening mechanism for building construction according to claim 1, characterized in that: a large amount of clear water is stored in the detection water tank (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110778372.7A CN113600484A (en) | 2021-07-09 | 2021-07-09 | Automatic sand screening mechanism for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110778372.7A CN113600484A (en) | 2021-07-09 | 2021-07-09 | Automatic sand screening mechanism for building construction |
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| CN113600484A true CN113600484A (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110778372.7A Pending CN113600484A (en) | 2021-07-09 | 2021-07-09 | Automatic sand screening mechanism for building construction |
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| CN (1) | CN113600484A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115415148A (en) * | 2022-08-02 | 2022-12-02 | 佛山市南海正业建设工程质量检测有限公司 | Chloride ion content sampling device in concrete mixture |
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- 2021-07-09 CN CN202110778372.7A patent/CN113600484A/en active Pending
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| US5366639A (en) * | 1989-08-04 | 1994-11-22 | Ecc International Ltd. | Process of separating using a rotating screen |
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|---|---|---|---|---|
| CN115415148A (en) * | 2022-08-02 | 2022-12-02 | 佛山市南海正业建设工程质量检测有限公司 | Chloride ion content sampling device in concrete mixture |
| CN115415148B (en) * | 2022-08-02 | 2024-03-26 | 佛山市南海正业建设工程质量检测有限公司 | Sampling device for chloride ion content in concrete mixture |
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Application publication date: 20211105 |
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