CN115415148B - Sampling device for chloride ion content in concrete mixture - Google Patents
Sampling device for chloride ion content in concrete mixture Download PDFInfo
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- CN115415148B CN115415148B CN202210922007.3A CN202210922007A CN115415148B CN 115415148 B CN115415148 B CN 115415148B CN 202210922007 A CN202210922007 A CN 202210922007A CN 115415148 B CN115415148 B CN 115415148B
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- placing frame
- connecting rod
- rod
- rack
- chloride ion
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- 238000005070 sampling Methods 0.000 title claims abstract description 35
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 title claims abstract description 23
- 239000000203 mixture Substances 0.000 title claims abstract description 21
- 238000012216 screening Methods 0.000 claims abstract description 45
- 239000000706 filtrate Substances 0.000 claims abstract description 35
- 238000002955 isolation Methods 0.000 claims abstract description 14
- 238000012545 processing Methods 0.000 claims abstract description 11
- 238000003756 stirring Methods 0.000 claims description 31
- 238000005303 weighing Methods 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 9
- 210000001503 joint Anatomy 0.000 claims 1
- 239000004570 mortar (masonry) Substances 0.000 description 13
- 239000000523 sample Substances 0.000 description 8
- 238000001514 detection method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 239000012488 sample solution Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- 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
-
- 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
- B07B2230/00—Specific aspects relating to the whole B07B subclass
- B07B2230/01—Wet separation
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The application discloses chloride ion content sampling device in concrete mix, including left rack and right rack, be provided with the shale shaker on the left rack, be provided with filtrate collection processing assembly on the right rack, the lower rack of filtrate collection processing assembly is provided with filtrate collection assembly, is provided with vibration isolation subassembly between left rack and the right rack, and left rack and right rack are connected through vibration isolation subassembly. The screening quality is ensured and the screening speed can be increased by adopting a mode of screening by a vibrating screen; set up vibration isolation subassembly, keep apart shale shaker and filtrate collection part's subassembly to reduce the influence that causes filtrate collection part when the shale shaker vibrates. By integrating all the sampling devices together so that the whole device can be directly moved to site sampling during sampling, the convenience during sampling is improved.
Description
Technical Field
The application relates to the field of sampling devices, in particular to a sampling device for the chloride ion content in concrete mixture.
Background
In the concrete construction process, the content of water-soluble chloride ions in the concrete mixture is required to be detected. In the detection, a sieve with a nominal diameter of 5mm is required to be selected for sieving the concrete mixture, so that not less than 1000g of mortar is obtained. Meanwhile, sampling should be completed within two hours from adding water and stirring. Because concrete mixture belongs to the pulpiness material, when screening the work in the scene, need the workman to spend great energy shake sieve, just can select out the mortar that the diameter is less than 5mm, accelerate again and send the work that carries out water adding stirring extraction in the detection room, this process needs to spend great manpower and materials, need improve this.
Disclosure of Invention
In order to improve sampling efficiency, the application provides a chloride ion content sampling device in concrete mixture.
The application provides a chloride ion content sampling device in concrete mixture adopts following technical scheme:
the utility model provides a chloride ion content sampling device in concrete mix, includes left rack and right rack, is provided with the shale shaker on the left rack, is provided with filtrate collection and treatment subassembly on the right rack, and the lower of filtrate collection and treatment subassembly is provided with filtrate collection subassembly, is provided with vibration isolation subassembly between left rack and the right rack, and left rack and right rack pass through vibration isolation subassembly and connect.
Through adopting above-mentioned technical scheme, pour the concrete that takes off from the trucd mixer into the shale shaker, open the shale shaker in order to be less than 5 mm's in the concrete material screening out to enter into filtrate collection processing subassembly department, after the processing of filtrate collection processing subassembly, enter into filtrate collection subassembly department and collect, so that the inspector gets the filtrate and carries out chloride ion content detection. The screening quality is ensured and the screening speed can be increased by adopting a mode of screening by a vibrating screen; set up vibration isolation subassembly, keep apart shale shaker and filtrate collection part's subassembly to reduce the influence that causes filtrate collection part when the shale shaker vibrates. By integrating all the sampling devices together so that the whole device can be directly moved to site sampling during sampling, the convenience during sampling is improved.
Optionally, the one end that left rack and right rack kept away from each other all is provided with a pair of gyro wheel, vibration isolation subassembly is kept away from each other or is the driving piece that is close to including drive left rack and right rack, and the one end that left rack is close to right rack articulates there is left bracing piece, is equipped with the spliced eye that supplies left bracing piece male on the right rack, and the one end that right rack is close to left rack articulates there is right bracing piece, is equipped with the spacing hole that supplies right bracing piece male on the left rack, and when left rack and right rack kept away from each other, left bracing piece and right bracing piece and ground butt.
Through adopting above-mentioned technical scheme, set up the gyro wheel so that can remove whole device to concrete mixer truck department and take a sample. The left placing rack and the right placing rack are driven to be close to each other or far away from each other through the driving piece, so that convenience in operation is improved. The left support rod and the right support rod are hinged to the left and right placing frames respectively through the arrangement, so that when screening work is not performed, the left support rod and the right support rod can be respectively contained in the left placing frame and the right placing frame, and the stability of connection between the left support frame and the right support frame is enhanced. When screening work is carried out, the left support rod and the right support rod are supported on the ground, and the rollers on the left placing frame and the right placing frame are correspondingly matched, so that the supporting and fixing effects on the left placing frame and the right placing frame are realized.
Optionally, the driving piece includes the actuating lever, set up left connecting rod on the left rack, be provided with right connecting rod on the right rack, through spring coupling between left connecting rod and the right connecting rod, left connecting rod and right connecting rod all with actuating lever threaded connection, screw thread on left connecting rod and the right connecting rod is reverse, the one end that the right connecting rod was kept away from to left connecting rod is provided with left smooth section, the one end that the left connecting rod was kept away from to right connecting rod is provided with right smooth section, when the both ends of actuating lever are located left smooth section and right smooth section respectively, actuating lever and left connecting rod, right connecting rod swing joint.
Through adopting above-mentioned technical scheme, utilize the actuating lever to rotate in order to make left connecting rod and right connecting rod towards the direction motion of keeping away from each other, until the both ends of actuating lever are located smooth section in a left side and smooth section in a right side respectively, left bracing piece and right bracing piece break away from the restriction of actuating lever this moment, left connecting rod and right connecting rod rely on the spring to connect, and then separate left rack and right rack, so that when the shale shaker vibration, the shale shaker is difficult to cause the interference to filtrate collection processing subassembly and filtrate collection subassembly.
Optionally, torsion springs are arranged at the hinge shafts of the left support rod and the right support rod.
Through adopting above-mentioned technical scheme, set up the torsional spring to break away from right rack and left rack's restriction back respectively at left bracing piece and right bracing piece, under the torsional spring effect, rotate in order to support subaerial, the torsional spring still has restriction fixed action to left bracing piece and right bracing piece simultaneously, so that left bracing piece and right bracing piece are difficult for taking place to rotate.
Optionally, the filtrate collection and treatment assembly comprises a primary screening solution storage, a support is arranged on the right rack, the primary screening solution storage is arranged on the support, and a discharge hole of the vibrating screen is opposite to an opening of the primary screening solution storage.
Through adopting above-mentioned technical scheme, set up the prescreening solution memory in order to be at the shale shaker during operation, the material that screens out directly flows in the prescreening solution memory and stores, in order to wait to use.
Optionally, a weighing device is arranged on the support, the primary screening solution storage is placed on the weighing device, a weighing threshold is arranged in the weighing device, and when the weight stored in the primary screening solution storage reaches the preset weighing threshold, the vibrating screen stops vibrating.
Through adopting above-mentioned technical scheme, set up the weighing ware and set up the weighing threshold value in the weighing ware to when receiving the filtrate of predetermineeing the weighing threshold value in sieve solution memory, just send the signal to the shale shaker and stop work, through the mutual cooperation of weighing ware and shale shaker, improved the convenience when filtrate obtains.
Optionally, still be provided with agitator and water container on the right rack, be provided with the stirring rake in the agitator, be provided with drive stirring rake pivoted motor on the right rack, communicate through the passage between agitator and the prescreening solution memory, the water container passes through raceway and agitator intercommunication.
Through adopting above-mentioned technical scheme, utilize water in the water container to dilute from the filtrate in the sieve solution memory, add the stirring effect of stirring rake again to better detect the chloride ion in the filtrate, the convenience is to the measurement of chloride ion content in the concrete.
Optionally, a control valve is arranged on the material guiding pipe, the control valve is controlled by a control component, and when the control component detects that the weight of the primary screening solution storage is lighter to a preset weight value, the control component controls the control valve to cut off.
Through adopting above-mentioned technical scheme, solution sample need acquire two, consequently, through setting up the filtrate capacity that control valve in order to control entering into the agitator, and then according to actual measurement requirement, the preparation is waited to detect the solution, through the effect of control assembly automatic control to more accurate volume to accuse sample solution has improved the accuracy that detects.
Optionally, the filtrate collection subassembly includes two at least collection cups, and the opening part of collection cup is provided with the filter screen, is provided with the discharge gate just to the collection cup respectively on the agitator, discharge gate department is provided with the valve, the valve is controlled by control assembly.
Through adopting above-mentioned technical scheme, set up two collection cups in order once only to acquire two samples, the rethread sets up the valve in order to control the discharge volume of agitator to acquire sample capacity according to actual detection demand. Through setting up filter paper to the object of filtering great granule, further improve the purity of sample solution, and then improve the precision of detection data.
In summary, the present application has the following beneficial effects:
1. the screening quality is ensured and the screening speed can be increased by adopting a mode of screening by a vibrating screen; set up vibration isolation subassembly, keep apart shale shaker and filtrate collection part's subassembly to reduce the influence that causes filtrate collection part when the shale shaker vibrates. By integrating all the sampling devices together so that the whole device can be directly moved to site sampling during sampling, the convenience during sampling is improved.
Drawings
FIG. 1 is a schematic structural view of a device for sampling chloride ion content in a concrete mixture according to the present application;
FIG. 2 is a schematic diagram of the structure of the device for sampling the chloride ion content in the concrete mixture according to the present application.
Reference numerals illustrate:
1. a left placing rack; 2. a right placing rack; 3. a vibrating screen; 4. a mounting frame; 5. a filtrate collection and treatment assembly; 51. a primary screening solution storage; 52. a water container; 53. a stirring barrel; 54. stirring paddles; 55. a bracket; 6. a filter screen; 7. a collection cup; 8. a control valve; 9. a water control valve; 10. a roller; 11. a left support bar; 12. a right support rod; 13. a left connecting rod; 14. a driving rod; 15. and a commodity shelf.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-2.
The embodiment of the application discloses chloride ion content sampling device in concrete mix, see fig. 1, including left rack 1 and right rack 2, be provided with shale shaker 3 on the left rack 1, shale shaker 3 is placed through mounting bracket 4 from the ground, is provided with filtrate collection processing assembly 5 on the right rack 2, and the lower of filtrate collection processing assembly 5 is provided with filtrate collection assembly, is provided with vibration isolation assembly between left rack 1 and the right rack 2, and left rack 1 and right rack 2 are connected through vibration isolation assembly.
Referring to fig. 2, the vibration isolation assembly includes a driving member, and the left and right racks 1 and 2 are moved away from or toward each other by the driving member. The driving piece is a driving rod 14, one side of the left placing frame 1, which is close to the right placing frame 2, is fixedly connected with a left connecting rod 13, one side of the right placing frame 2, which is close to the left placing frame 1, is fixedly connected with a right connecting rod, one end of the driving rod 14 is in threaded connection with the left connecting rod 13, the other end of the driving rod 14 is in threaded connection with the right connecting rod, and threads at two ends of the driving rod 14 are reversed. The driving lever 14 is rotated so that the left and right connecting levers 13 and 13 are moved in directions away from or toward each other.
Referring to fig. 2, a spring (not shown) is connected to one end of the left and right connection rods 13 and 13, which is close to each other, and one end of the spring is connected to the left connection rod 13 and the other end of the spring is fixedly connected to the right connection rod. The screw thread on left connecting rod 13 and the right connecting rod is the external thread, and the one end that left connecting rod 13 is close to right connecting rod is provided with left smooth section, and the one end that right connecting rod is close to left connecting rod 13 is provided with right smooth section, and when the both ends of actuating lever 14 are located left smooth section and right smooth section respectively, the length of spring is greater than the length of actuating lever 14.
Referring to fig. 2, when the left and right racks 1 and 2 need to be separated, the driving rod 14 is reversely rotated to make the left and right connecting rods 13 and 2 separate from each other until the driving rod 14 is positioned at the smooth sections of the left and right connecting rods 13 and 14, and the left and right connecting rods 13 and 14 are separated from the limitation of the driving rod 14 and are connected by means of springs, so that the left rack 1 is not easily affected when the vibrating screen 3 is operated.
Referring to fig. 2, one end of the left rack 1, which is close to the right rack 2, is hinged with a left support rod 11, the left support rod 11 is rotationally connected with the left rack 1, one side of the right rack 2, which is close to the left rack 1, is sunken with a plug hole for the left support rod 11 to be inserted, the left support rod 11 is in plug fit with the plug hole, and the left support rod 11 is arranged close to the middle position of the left rack 1.
Referring to fig. 2, a torsion spring is sleeved on the hinge shaft of the left support rod 11, one end of the torsion spring is fixedly connected with the hinge shaft, and the other end of the torsion spring is fixedly connected with the left placing frame 1. When the left support rod 11 is separated from the limit of the right placing frame 2, the left support rod 11 rotates to be placed perpendicular to the left placing frame 1 under the action of the torsion spring. The bottom surface of left rack 1 is equipped with gyro wheel 10 with the relative one end that is equipped with left bracing piece 11, is provided with two gyro wheels 10 on the left rack 1, and two gyro wheels 10 and left bracing piece 11 form triangle bearing structure.
Referring to fig. 2, one end of the right placing frame 2, which is close to the left placing frame 1, is hinged with a right supporting rod 12, the right supporting rod 12 is rotationally connected with the right placing frame 2, a limiting hole for the right supporting rod 12 to be inserted is recessed in one side of the left placing frame 1, which is close to the right placing frame 2, the right supporting rod 12 is in plug-in fit with the limiting hole, and the right supporting rod 12 is arranged close to the middle position of the right placing frame 2.
Referring to fig. 2, the hinge shaft of the right support rod 12 is also sleeved with a torsion spring, one end of which is fixedly connected with the hinge shaft, and the other end of which is fixedly connected with the right placing frame 2. When the right support rod 12 is separated from the limit of the left placing frame 1, the right support rod 12 rotates to be placed perpendicular to the right placing frame 2 under the action of the torsion spring. The bottom surface of right rack 2 also is equipped with gyro wheel 10 with the opposite one end that is equipped with right bracing piece 12, is provided with two gyro wheels 10 on the right rack 2, and two gyro wheels 10 and right bracing piece 12 form triangle bearing structure. After the left and right support bars 11 and 12 are supported on the ground, the driving bar 14 is continuously rotated so that the end of the driving bar 14 is located at the smooth section.
Referring to fig. 2, the filtrate collecting and processing assembly 5 comprises a primary screening solution storage 51, a bracket 55 is arranged on the right placing frame 2, the primary screening solution storage 51 is arranged on the bracket 55, a discharge hole of the vibrating screen 3 is opposite to an opening of the primary screening solution storage 51, and substances screened out by the vibrating screen 3 fall into the primary screening solution storage 51 from the opening. The screen holes of the vibrating screen 3 are 5mm in diameter, and 1000g of mortar is collected in the primary screening solution storage 51. Therefore, a weighing device is provided on the support 55 and located at the bottom of the primary screening solution storage 51, a weighing threshold (1000 g after the weight of the primary screening solution storage 51 is subtracted in this embodiment) is provided in the weighing device, the weighing device measures the solution obtaining amount in the primary screening solution storage 51 during the operation of the vibrating screen 3, and after reaching the weighing threshold, the weighing device sends a signal to the driving power supply of the vibrating screen 3 so as to stop the vibrating screen 3.
Referring to fig. 2, a stirring barrel 53 is further arranged right below the primary screening solution storage 51 on the right placing frame 2, the stirring barrel 53 is fixed on the right placing frame 2 through a mounting frame 4, the stirring barrel 53 is communicated with the primary screening solution storage 51 through a material guiding pipe, a stirring paddle 54 is arranged in the stirring barrel 53, a motor connected with the stirring paddle 54 is fixed on the mounting frame 4, a water container 52 is arranged on one side of the stirring barrel 53, the water container 52 is arranged on the right placing frame 2 through a storage frame 15, the water container 52 is communicated with the stirring barrel 53 through a water pipe, a water control valve 9 is arranged on the water pipe, a control valve 8 is arranged on the material guiding pipe, the water control valve 9 and the control valve 8 are controlled by a control component, and when the control component detects that the weight of the primary screening solution storage 51 is lighter to a preset weight value, the control component controls the control valve 8 to be cut off so as to control the mortar amount entering the stirring barrel 53. The control assembly controls the water control valve 9 to close after detecting that the water in the water container 52 flows out by a preset amount. In this embodiment, it is necessary to stir the mortar sample in the preliminary screening solution storage 51 twice, and 500g of mortar and 500g of water are placed in the stirring tank 53 each time, and the mortar is diluted by stirring to extract chloride ions.
Referring to fig. 2, two collecting cups 7 are placed under the stirring barrel 53, discharge holes are formed in positions, opposite to the collecting cups 7, of the stirring barrel 53, and valves are arranged at the discharge holes and used for controlling the discharge amount of the stirring barrel 53 and are controlled by a control component. The filter screen 6 is placed at the opening of the collecting cup 7, and the filter screen 6 is used for filtering out the stirred particulate matters so as to reduce the particulate matters in the sample solution.
In this embodiment, the control component is a controller.
The application provides a chloride ion content sampling device's implementation principle in concrete mixture as follows:
after the whole device is moved to a measuring site, the driving rod 14 is rotated to separate the left placing frame 1 from the right placing frame 2, the left supporting rod 11 and the right supporting rod 12 are matched with the roller 10, the left placing frame 1 and the right placing frame 2 are stably placed in the measuring site, the left placing frame 1 and the right placing frame 2 are connected through springs, a sample taken from a mixer truck is placed into the vibrating screen 3 to vibrate so as to obtain screened mortar, the mortar enters the primary screening solution storage 51 from a discharge hole of the vibrating screen 3, the weight of the mortar in the primary screening solution storage 51 is weighed in real time by the weighing device, when the mortar in the primary screening solution storage 51 reaches a preset weighing threshold value, the vibrating screen 3 is controlled by the control assembly to stop vibrating, the mortar in the primary screening solution storage 51 is controlled to enter the mixing drum 53, meanwhile, water in the water container 52 is placed into the mixing drum 53, the motor is started to stir, then the valve is opened, and the stirred mortar drops into the collecting cup 7 so that a tester can take the chloride ion content measurement in a laboratory.
By integrating all the detection devices on the left placing frame 1 and the right placing frame 2 to perform each sampling operation in a seamless connection manner within a specified sampling time, the sampling efficiency is improved.
Through using shale shaker 3 to sample the screening to the concrete mixture, replace artifical screening, saved the manpower, improved the efficiency of taking a sample.
Through setting up the spring in order to break away from behind the restriction of actuating lever 14 at left connecting rod 13 and right connecting rod, the spring applys the pulling force to left connecting rod 13 and right connecting rod to make the difficult condition that takes place to keep away from of left rack 1 and right rack 2, through setting up smooth section, turn into elastic connection with the rigid connection between left connecting rod 13 and the right connecting rod, in order to make when shale shaker 3 carries out the work, the difficult weighing of weighing machine of vibrations that shale shaker 3 produced causes the influence, guarantees going on smoothly of sample work.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention, and are intended to be included in the scope of the present invention.
Claims (6)
1. The device for sampling the chloride ion content in the concrete mixture is characterized by comprising a left placing frame (1) and a right placing frame (2), wherein a vibrating screen (3) is arranged on the left placing frame (1), a filtrate collecting and processing assembly (5) is arranged on the right placing frame (2), a filtrate collecting assembly is arranged below the filtrate collecting and processing assembly (5), a vibration isolation assembly is arranged between the left placing frame (1) and the right placing frame (2), and the left placing frame (1) and the right placing frame (2) are connected through the vibration isolation assembly; the vibration isolation assembly comprises a driving piece for driving the left placing frame (1) and the right placing frame (2) to be far away from each other or close to each other, a left supporting rod (11) is hinged to one end of the left placing frame (1) close to the right placing frame (2), a splicing hole for the left supporting rod (11) to be inserted is formed in the right placing frame (2), a right supporting rod (12) is hinged to one end of the right placing frame (2) close to the left placing frame (1), a limiting hole for the right supporting rod (12) to be inserted is formed in the left placing frame (1), and when the left placing frame (1) and the right placing frame (2) are far away from each other, the left supporting rod (11) and the right supporting rod (12) are in butt joint with the ground; the filtrate collecting and treating assembly (5) comprises a primary screening solution storage (51), a bracket (55) is arranged on the right placing frame (2), the primary screening solution storage (51) is arranged on the bracket (55), and a discharge hole of the vibrating screen (3) is opposite to an opening of the primary screening solution storage (51); the driving piece comprises a driving rod (14), a left connecting rod (13) is arranged on the left placing frame (1), a right connecting rod is arranged on the right placing frame (2), the left connecting rod (13) and the right connecting rod are connected through a spring, the left connecting rod (13) and the right connecting rod are in threaded connection with the driving rod (14), threads on the left connecting rod (13) and the right connecting rod are reversed, one end of the left connecting rod (13) close to the right connecting rod is provided with a left smooth section, one end of the right connecting rod close to the left connecting rod (13) is provided with a right smooth section, and when two ends of the driving rod (14) are respectively positioned on the left smooth section and the right smooth section, the driving rod (14) is movably connected with the left connecting rod (13) and the right connecting rod.
2. The sampling device for the chloride ion content in the concrete mixture according to claim 1, wherein torsion springs are arranged at the hinge shafts of the left support rod (11) and the right support rod (12).
3. The sampling device for chloride ion content in concrete mixture according to claim 1, wherein a weighing device is arranged on the support (55), the primary screening solution storage (51) is placed on the weighing device, a weighing threshold value is arranged in the weighing device, and when the weight stored in the primary screening solution storage (51) reaches the preset weighing threshold value, the vibrating screen (3) stops vibrating.
4. A device for sampling chloride ion content in concrete mixture according to claim 3, characterized in that, a stirring barrel (53) and a water container (52) are further arranged on the right placing frame (2), a stirring paddle (54) is arranged in the stirring barrel (53), a motor for driving the stirring paddle (54) to rotate is arranged on the right placing frame (2), the stirring barrel (53) is communicated with the primary screening solution storage (51) through a material guiding pipe, and the water container (52) is communicated with the stirring barrel (53) through a water conveying pipe.
5. The sampling device for chloride ion content in concrete mixture according to claim 4, wherein the control valve (8) is arranged on the material guiding pipe, the control valve (8) is controlled by the control component, and when the control component detects that the weight of the primary screening solution storage (51) is lighter to a preset weight value, the control component controls the control valve (8) to be cut off.
6. The sampling device for chloride ion content in concrete mixture according to claim 5, wherein the filtrate collecting assembly comprises at least two collecting cups (7), a filter screen (6) is arranged at the opening of each collecting cup (7), discharge ports which are respectively opposite to the collecting cups (7) are arranged on the stirring barrel (53), and a valve is arranged at each discharge port and is controlled by the control assembly.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210922007.3A CN115415148B (en) | 2022-08-02 | 2022-08-02 | Sampling device for chloride ion content in concrete mixture |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210922007.3A CN115415148B (en) | 2022-08-02 | 2022-08-02 | Sampling device for chloride ion content in concrete mixture |
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| CN115415148A CN115415148A (en) | 2022-12-02 |
| CN115415148B true CN115415148B (en) | 2024-03-26 |
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| CN116338152B (en) * | 2023-05-31 | 2023-08-22 | 湖北迪飞商品混凝土有限公司 | Device and method for rapidly measuring chloride ion content of concrete |
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