CN113769809A - Automatic accurate device that adds of many materials of university's chemistry experiment - Google Patents
Automatic accurate device that adds of many materials of university's chemistry experiment Download PDFInfo
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- CN113769809A CN113769809A CN202111175927.5A CN202111175927A CN113769809A CN 113769809 A CN113769809 A CN 113769809A CN 202111175927 A CN202111175927 A CN 202111175927A CN 113769809 A CN113769809 A CN 113769809A
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- 239000000126 substance Substances 0.000 claims abstract description 15
- 238000002347 injection Methods 0.000 claims abstract description 14
- 239000007924 injection Substances 0.000 claims abstract description 14
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- 238000000429 assembly Methods 0.000 description 2
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
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Abstract
The invention provides an automatic accurate adding device for multiple materials in a university chemical experiment, and belongs to the technical field of chemical experiment instruments. The device comprises a base frame component, a material switching component, a material adding assembly, a material injecting assembly, a residual material back-suction assembly and a reaction beaker, wherein the whole body is based on a rack placing component; a main rotating shaft in the material switching assembly is rotatably connected in the rack placing assembly, and a plurality of groups of test tubes in the material adding assembly are connected around the periphery of the main rotating shaft and can respectively perform downward overturning and tilting actions; different materials can be added into the test tubes through the material injection assembly, and the test tubes filled with the different materials can automatically rotate to be right above the reaction beaker to add the different materials; and can realize carrying out accurate recovery to the material that excessively adds in the test tube through the clout recovery assembly of setting in bed frame subassembly top, further guarantee to add the precision.
Description
Technical Field
The invention relates to the technical field of chemical experiment instruments, in particular to an automatic accurate adding device for multiple materials in a university chemical experiment.
Background
The university chemical laboratory has a professional basic course with strong practicability, and in the experiment teaching, through the cultivation and training of all links, students can correctly and skillfully master the skills and basic operation of analytical chemical experiments, the capability of observing, analyzing and solving problems is improved, the standardization of student experiments is cultivated, and the working attitude of rigorous working and doing work and facts is improved.
In chemical experiments, in order to ensure the matching adding precision of different materials and achieve a predetermined experiment effect, a plurality of devices for self-help adding are used, for example, a chemical experiment material supply auxiliary device disclosed in the prior art (CN 211098924U) comprises an operation table, an experiment device is arranged on the operation table, a solid adding device is arranged on one side of the experiment device, a test tube placing device is arranged on the other side of the experiment device, the solid adding device comprises a support frame which is fixedly arranged on the operation table, an adding box is arranged on the support frame and comprises a box body, the box body is fixedly arranged on the support frame, a rotary drum is rotatably arranged in the box body, a plurality of material placing grooves are arranged in the rotary drum, the inner wall of the box body is tightly attached to the outer wall of the rotary drum, the box body and the rotary drum are both made of transparent materials, two openings are arranged on the box body, and one opening is provided with a feeding hole, the other opening is provided with a discharge chute, and the weighed solid experimental materials are placed in the material placing chute, so that the rotary drum can be rotated to add different experimental materials in the chemical experiment process; the principle is that different material placing grooves correspond to the same discharge chute, and chemical materials in the material placing grooves are added into an experimental device.
However, in practical application, this kind of material standing groove perpendicular to operation plane surrounding type's setting, when rotatory encircleing, easily will pour the chemical material that has filled in the material standing groove unrestrained, can lead to the interpolation precision of final material, and need will add before the experiment that the whole dismantlement of device is opened the back, pours different chemical material into in the material standing groove again, complex operation, and makes mistakes easily.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides an automatic accurate adding device for multiple materials in a university chemical experiment, which comprises a base frame component, a material switching component, a material adding assembly and a material injecting assembly, wherein the base frame component is provided with a base frame; the material switching assembly comprises a main rotating shaft, the material adding assembly comprises a dumping connecting arm, a dumping shaft, a test tube clamp, a test tube, a dumping bevel gear, a dumping transmission bevel gear, a telescopic bevel gear, a conversion bevel gear, a driving bevel gear and a central linkage bevel gear, and the material injecting assembly comprises an integrated material box and an integrated pipe;
the material switching assembly is characterized in that a main rotating shaft is vertically and rotatably connected into a base assembly, a plurality of groups of dumping connecting arms are uniformly arranged at the upper part of the material switching assembly, a dumping shaft is rotatably connected to the front end of each group of dumping connecting arms, test tube clamps are fixedly inserted into each group of dumping shafts, and a test tube is clamped at the front end of each group of test tube clamps;
a plurality of groups of the inclined shafts are fixedly connected with inclined bevel gears in an inserting manner on the same side, one side of each inclined bevel gear is meshed with an inclined transmission bevel gear, a telescopic bevel gear is coaxially fixed above each inclined transmission bevel gear, one side of each telescopic bevel gear is meshed with a conversion bevel gear, a driving bevel gear is coaxially fixed on the inner side of each conversion bevel gear, and a central linkage bevel gear is meshed above each of the plurality of groups of the driving bevel gears;
an integrated material box in the material injection assembly is positioned above the base frame assembly, the bottom of the integrated material box is connected with an integrated pipe, and the other end of the integrated pipe is positioned above the test tube;
and a device excess material back-suction assembly for extracting the chemical materials excessively added is also arranged above the base frame component.
One side of an underframe in the base frame assembly is connected with a main support, the main support and the underframe jointly form a U-shaped structure with an opening at the side, a reaction beaker can be placed at the other side of the underframe, and a base is fixed at the bottom of the underframe;
a switching base in the material switching assembly is fixed at the middle position of the upper plane of the bottom frame, a switching top seat is arranged at the middle position of the upper plane of the bottom frame corresponding to the bottom frame, the lower end of the main rotating shaft is screwed in the switching base, and the upper end of the main rotating shaft is screwed in the switching top seat;
a switching gear is fixedly inserted into the main rotating shaft, a switching driving gear is meshed with one side of the main rotating shaft, the switching driving gear is connected to a switching driving motor in a shaft mode, and the switching driving motor is fixed on the upper plane of the bottom frame;
an adding base shaft is coaxially fixed above the main rotating shaft;
an adding base plate in the material adding assembly is fixedly sleeved at the outer end of an adding base shaft, and a plurality of groups of dumping connecting arms are fixed on the adding base plate;
the dumping transmission bevel gear is fixedly inserted into a transmission shaft, the transmission shaft is rotatably connected into a transmission shaft seat, the tail end of the transmission shaft seat is fixed on the side surface of the dumping connecting arm, a telescopic drive is fixed above the transmission shaft, and the telescopic bevel gear is fixedly inserted into a telescopic rod of the telescopic drive;
the conversion bevel gear is fixedly inserted at one end of the conversion shaft, the driving bevel gear is fixedly inserted at the other end of the conversion shaft, the conversion shaft is rotatably connected in a conversion shaft seat, and the conversion shaft seat is fixed at the inner end of the transmission shaft seat;
the central linkage bevel gear is screwed above the adding base shaft, a central linkage gear is coaxially fixed above the central linkage bevel gear, one side of the central linkage gear is meshed with a central driving gear, the central driving gear is connected to a dumping motor in a shaft mode, and the dumping motor is fixed on the upper plane of the adding base shaft;
a material box frame in the material injection assembly is fixed at the bottom end of the integrated material box, and the bottom end of the material box frame is fixed on the upper plane of the main support;
the top of bed frame subassembly still is equipped with the device clout resorption assembly that is used for extracting excessive chemical material that adds and includes resorption position, resorption post, resorption pump, resorption pipe, check valve, promotion rack, promotion gear, lifting motor, and the opposite side of last plane of main support is seted up to the resorption position, and the resorption position that is located the test tube center around adding the rotatory route of basic shaft, it has the resorption post to slide the grafting in the resorption position, and for hollow structure, the lower extreme of resorption post is connected with the resorption pump, the lower extreme of resorption pump is connected with the resorption pipe, be connected with the check valve in the resorption pipe, vertically be fixed with the promotion rack on the lateral wall of resorption post, the meshing of one side of promotion rack has the promotion gear, promote gear shaft connection on the promotion motor, promote motor fixed mounting in the last plane of main support.
Furthermore, a top seat connecting plate is fixed on one side of the transmission shaft seat, the top seat connecting plate is of an inverted L-shaped structure, a spring base is coaxially fixed at the top end of the telescopic bevel gear, a spring top seat is fixed on the bottom surface of the inverted L-shaped structure of the top seat connecting plate, corresponding to the spring base, and a pressure spring is coaxially and rotatably connected between the spring base and the spring top seat.
Further, the front end of test tube clamping is C font structure, and the internal diameter of C font structure slightly is less than the external diameter of test tube.
Further, parallel distribution has several groups of chamber boards in the inner chamber of integrated workbin, separates into different little cavitys with integrated workbin, and bed frame subassembly 047 bed frame subassembly has all been seted up to the lower extreme of every little cavity, the front end of collecting tube all is equipped with several groups of feed inlets of dispersion form, and every group feed inlet all is connected with the different bed frame subassembly 047 bed frame subassemblies that integrated workbin was seted up, the rear end of collecting tube is equipped with the sprue, be equipped with several groups of baffles in the sprue, separate into the chamber that separates with sprue quantity unanimity with the sprue, and every separates the chamber and all can only communicate with the feed inlet that its position corresponds.
Further, a feeding valve is connected in each group of the feeding holes.
Compared with the existing chemical experiment adding device, the automatic accurate adding device for the multiple materials in the university chemical experiment provided by the invention has the following advantages:
(1) the device for placing different chemical materials is uniformly integrated in the material injection assembly, the integrated material box can be divided into different cavities by arranging the plurality of cavity plates in the integrated material box, the lower end of each cavity is connected with different feed inlets of the integrated pipe, and each feed inlet is independently separated from a separate cavity formed by different partition plates in the injection port, so that each material can independently flow out of the separate cavity of the injection port corresponding to the current feed inlet through the different feed inlets in the integrated pipe for injection, and mixing cannot occur.
(2) According to the invention, the material switching assembly and the material adding assembly are further arranged in the base frame assembly, the main rotating shaft in the material switching assembly can automatically rotate for 360 degrees, so that the material adding assembly connected to the main rotating shaft can be driven to rotate, test tubes clamped in the test tube clamps can rotate and are encircled under the material filling port, different materials can be filled in different test tubes, the test tube clamps of each group of test tube clamps can be independently turned and inclined, the materials filled in the test tubes are poured into the reaction beaker, the adding precision is high, and errors are not easy to occur; and the power of all test tubes upset slopes is same motor of empting, through the disconnection, connect in the cooperation that the flexible bevel gear that different test tubes correspond and conversion bevel gear formed, can realize that the different test tubes of single driving source drive carry out the upset slope action, degree of automation is high, and more energy-conserving.
(3) The base frame component is also provided with a residual material resorption assembly, the residual material resorption assembly can correct the amount of the materials filled in each group of test tubes and reclaim the excessive added materials, different added materials can be reclaimed by a detachable resorption pipe connected to the lower end of the resorption pump, the resorption pipe which is used at this time can be disassembled after the current materials are reclaimed, and the materials can be retained in the resorption pipe and can not flow out due to the one-way valve arranged in the resorption pipe, so that the residual material resorption assembly can be used for subsequent repeated use, and the chemical materials can be saved while the addition precision is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of a multi-material automatic accurate adding device for a university chemical experiment in a standby state according to the present invention;
FIG. 2 is a schematic overall structure diagram of the automatic and accurate multi-material adding device for university chemical experiments in a material adding state;
FIG. 3 is a schematic structural view of the pedestal assembly of the present invention;
FIG. 4 is a schematic structural diagram of a material switching assembly according to the present invention;
FIG. 5 is a schematic view of an installation structure of the material feeding assembly of the present invention;
FIG. 6 is a schematic structural view of a material addition assembly according to the present invention;
FIG. 7 is a schematic view of the structure of the test tube clamping portion of the material addition assembly according to the present invention;
FIG. 8 is a schematic structural view of a compression spring part of the material adding assembly of the present invention;
FIG. 9 is a schematic view of the material injection assembly of the present invention;
FIG. 10 is a schematic diagram of the construction of an integrated tube portion of the material injection assembly of the present invention;
fig. 11 is a schematic structural view of the residue suction assembly of the present invention.
Reference numerals: 1. a base frame assembly; 2. a material switching assembly; 3. a material adding assembly; 4. a material injection assembly; 5. a residual material back suction assembly; 6. a reaction beaker; 101. a chassis; 102. a main support; 103. a base; 201. switching the base; 202. a main rotating shaft; 203. adding a base shaft; 204. switching the top seat; 205. a switching gear; 206. a switching drive gear;
207. switching the driving motor; 301. adding a substrate; 302. dumping the connecting arm; 303. tilting the shaft; 304. clamping a test tube;
305. a test tube; 306. dumping the bevel gear; 307. dumping the transmission bevel gear; 308. a drive shaft; 309. a transmission shaft seat;
310. telescopic driving; 311. a telescopic bevel gear; 312. converting the bevel gear; 313. a conversion shaft; 314. a shaft seat is converted;
315. a drive bevel gear; 316. a central linkage bevel gear; 317. a central linkage gear; 318. a center drive gear;
319. a dumping motor; 320. a spring mount; 321. a spring top seat; 322. a top seat connecting plate; 323. a pressure spring; 401. an integrated material box; 402. a material box frame; 403. a discharge port; 404. an integration pipe; 405. a feed inlet; 406. a feed valve; 407. a material injection port; 408. filling level; 501. a suck-back position; 502. a back suction column; 503. a back suction pump; 504. a straw return pipe; 505. a one-way valve; 506. lifting the rack; 507. a lifting gear; 508. a hoisting motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The invention provides an automatic accurate adding device for multiple materials in a university chemical experiment, which is described by way of example with reference to the accompanying drawings.
The first embodiment is as follows:
an example of the present invention for realizing automatic addition of different materials is shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9 and fig. 10, wherein an integrated material box 401 in a material injection assembly 4 is located above a base frame assembly 1, the bottom of the integrated material box 401 is connected with an integrated pipe 404, and the other end of the integrated pipe 404 is located above a test tube 305;
a plurality of cavity plates are distributed in the inner cavity of the integrated material box 401 in parallel, the integrated material box 401 is divided into different small cavities, the lower end of each small cavity is provided with a base frame assembly 047 base frame assembly 1, the front end of the integrated tube 404 is provided with a plurality of dispersed feed inlets 405, each group of feed inlets 405 is connected with different base frame assemblies 047 base frame assemblies 1 arranged on the integrated material box 401, the rear end of the integrated tube 404 is provided with a feed port 407, the feed port 407 is internally provided with a plurality of partition plates, the feed port 407 is divided into separate cavities with the same number as the feed inlets 405, each separate cavity can only be communicated with the feed inlet 405 corresponding to the separate cavity, so that different materials in different cavities of the integrated material box 401 can enter the corresponding feed inlet 405, and then enter the test tube 305 through the separate cavity corresponding to the current feed inlet 405 in the feed port 407, and the integration degree is high;
after different materials are added into different cavities in the integrated tank 401, the materials in each cavity of the integrated tank 401 can independently flow out by opening the feeding valves 406 connected with different feeding ports 405, errors cannot occur, and the configuration precision is high;
a switching base 201 in the material switching assembly 2 is fixed at the middle position of the upper plane of the bottom frame 101 in the base frame assembly 1, a switching top seat 204 is arranged at the middle position of the upper plane of the bottom frame 101 corresponding to the position of the bottom frame 101, the lower end of a main rotating shaft 202 is screwed in the switching base 201, the upper end of the main rotating shaft 202 is screwed in the switching top seat 204, a switching gear 205 is fixedly inserted in the main rotating shaft 202, a switching driving gear 206 is meshed with one side of the main rotating shaft 202, the switching driving gear 206 is connected to a switching driving motor 207 in a shaft mode, and the switching driving motor 207 is fixed on the upper plane of the bottom frame 101;
by starting the switching drive motor 207, the switching drive motor 207 drives the switching drive gear 206 to form matched transmission with the switching gear 205, the switching gear 205 coaxially drives the main rotating shaft 202 and the adding base shaft 203 fixed in the main rotating shaft 202 to rotate, so that the test tube clamp 304 uniformly arranged on the periphery of the adding base shaft 203 through the dumping connecting arm 302 and the adding base plate 301 and the test tube 305 clamped in the test tube clamp 304 can be driven to rotate, finally, the test tube 305 corresponding to the current material can be accurately moved to the position right above the reaction beaker 6, and different materials can be accurately poured into different test tubes 305;
an adding substrate 301 in a material adding assembly 3 is fixedly sleeved at the outer end of an adding base shaft 203, a plurality of groups of dumping connecting arms 302 are all fixed on the adding substrate 301, a dumping transmission bevel gear 307 is fixedly inserted in a transmission shaft 308, the transmission shaft 308 is rotatably connected in a transmission shaft seat 309, the tail end of the transmission shaft seat 309 is fixed at the side surface of the dumping connecting arm 302, a telescopic drive 310 is fixed above the transmission shaft 308, a telescopic bevel gear 311 is fixedly inserted on a telescopic rod of the telescopic drive 310, a conversion bevel gear 312 is fixedly inserted at one end of a conversion shaft 313, a drive bevel gear 315 is fixedly inserted at the other end of the conversion shaft 313, the conversion shaft seat 313 is rotatably connected in the conversion shaft seat 314, the conversion shaft seat 314 is fixed at the inner end of the transmission shaft seat 309, a central linkage bevel gear 316 is rotatably connected above the adding base shaft 203, a central linkage gear 317 is coaxially fixed above the central linkage bevel gear 316, one side of the central linkage gear 317 is engaged with a central drive gear 318, the central driving gear 318 is connected with a dumping motor 319 through a shaft, and the dumping motor 319 is fixed on the upper plane of the adding base shaft 203;
the central driving gear 318 and the central linkage gear 317 can be driven to form matched transmission by starting the dumping motor 319, the central linkage gear 317 coaxially drives the central linkage bevel gear 316 to rotate on the adding base shaft 203, the adding base shaft 203 can synchronously drive a plurality of groups of uniformly distributed driving bevel gears 315 to rotate, each group of driving bevel gears 315 can coaxially drive corresponding conversion bevel gears 312 to rotate, a dumping bevel gear 306 is fixed on one side of each group of dumping shafts 303 inserted and fixed with the test tube clamp 304, a dumping transmission bevel gear 307 is matched above each group of dumping bevel gears 306 in a transmission manner, each group of dumping transmission bevel gears 307 is inserted and fixed in a corresponding transmission shaft 308, and the telescopic bevel gears 311 movably connected to the telescopic driving 310 can do up-and-down telescopic motion in the vertical direction through the telescopic driving 310 fixed on each group of transmission shafts 308, so that each group of telescopic bevel gears 311 can form matched transmission with the corresponding conversion bevel gears 312, and can be disengaged from the conversion bevel gear 312;
when a group of telescopic drivers 310 corresponding to the current test tube 305 is started, a telescopic bevel gear 311 fixed on a telescopic rod of the current telescopic driver 310 and a conversion bevel gear 312 on one side form matched transmission, so that a central driving gear 318 and a central linkage gear 317 are driven to form matched transmission by a dumping motor 319, the central linkage gear 317 coaxially drives a central linkage bevel gear 316 to rotate on an adding base shaft 203, the central linkage bevel gear 316 coaxially drives the conversion bevel gear 312 to rotate through the matched transmission formed with a driving bevel gear 315, the conversion bevel gear 312 forms matched transmission with the corresponding telescopic bevel gear 311 at the moment, so that the test tube clamp 304 inserted and fixed on the dumping shaft 303 is driven to rotate through the matched transmission of the dumping transmission bevel gear 307 and the dumping bevel gear 306, and the test tube 305 clamped on the test tube clamp 304 inclines downwards, finally, the materials filled in the test tube 305 are accurately poured into the reaction beaker 6, so that the operation precision is high;
optimally, a top seat connecting plate 322 is fixed on one side of the transmission shaft seat 309, the top seat connecting plate 322 is of an inverted-L-shaped structure, a spring base 320 is coaxially fixed at the top end of the telescopic bevel gear 311, a spring top seat 321 is fixed on the bottom surface of the inverted-L-shaped structure of the top seat connecting plate 322 and the spring base 320, and a pressure spring 323 is coaxially and rotatably connected between the spring base 320 and the spring top seat 321, so that the telescopic bevel gear 311 is in a state of being disengaged from the conversion bevel gear 312 due to the elasticity from top to bottom in a natural state, and when the current test tube 305 is subjected to material addition, other test tubes 305 carrying materials are in a static state.
Example two:
an example of the present invention for realizing the correction of the amount of the material filled in different test tubes 305 is shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 11, the excess material suck-back assembly 5 is provided above the collecting rack assembly 1, the suck-back position 501 is provided on the other side of the upper plane of the main rack 102, the suck-back position 501 is located on the rotation path of the center of the test tube 305 around the adding base shaft 203, the suck-back position 501 is inserted with a suck-back column 502 in a sliding manner and is of a hollow structure, the lower end of the suck-back column 502 is connected with a suck-back pump 503, the lower end of the suck-back pump 503 is connected with a suck-back tube 504, the suck-back tube 504 is connected with a one-way valve 505, the outer side wall of the suck-back column 502 is vertically fixed with a lifting rack 506, one side of the lifting rack 506 is engaged with a lifting gear 507, the lifting gear 507 is connected to a lifting motor 508, and the lifting motor 508 is fixedly installed on the upper plane of the main rack 102;
when the material in a certain test tube 305 is excessively added, the added amount of the current material can be corrected through the excess material suck-back assembly 5, the switching drive motor 207 is started to drive the switching drive gear 206 and the switching gear 205 to form the matching transmission, the switching gear 205 coaxially drives the main rotating shaft 202 and the adding base shaft 203 fixed in the main rotating shaft 202 to rotate, so as to drive the test tube clamp 304 uniformly arranged at the periphery of the adding base shaft 203 through the dumping connecting arm 302 and the adding base plate 301 and the test tube 305 clamped in the test tube clamp 304 to rotate, finally the test tube 305 containing the current material can accurately move to the position right below the suck-back tube 504, the lifting motor 508 is started to drive the lifting gear 507 and the lifting rack 506 to form the matching transmission, so as to drive the suck-back tube 504 to be inserted into the current test tube 305, the suck-back pump 503 is started to suck the excessively added material into the suck-back tube 504, because the check valve 505 is a one-way material passing structure, after the discharge port 403 is shut down, the material cannot fall off from the return suction pipe 504 in a natural state, the stability is high, and the adding precision is further ensured by carrying out the return suction on the excessive material which is added.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. The utility model provides an automatic accurate device that adds of many materials of university's chemistry experiment, includes bed frame subassembly (1), its characterized in that: the device also comprises a material switching component (2), a material adding assembly (3) and a material injecting assembly (4);
the material switching assembly (2) comprises a main rotating shaft (202), the material adding assembly (3) comprises a dumping connecting arm (302), a dumping shaft (303), a test tube clamp (304), a test tube (305), a dumping bevel gear (306), a dumping transmission bevel gear (307), a telescopic bevel gear (311), a conversion bevel gear (312), a driving bevel gear (315) and a center linkage bevel gear (316), and the material injecting assembly (4) comprises an integrated material box (401) and an integrated pipe (404);
a main rotating shaft (202) in the material switching assembly (2) is vertically and rotatably connected into the base assembly (1), a plurality of groups of dumping connecting arms (302) are uniformly arranged on the upper portion of the material switching assembly (2), a dumping shaft (303) is rotatably connected to the front end of each group of dumping connecting arms (302), a test tube clamp (304) is fixedly inserted into each group of dumping shafts (303), and a test tube (305) is clamped to the front end of each group of test tube clamp (304);
a plurality of groups of dumping shafts (303) are fixedly connected with dumping bevel gears (306) at the same side in an inserting manner, one side of each dumping bevel gear (306) is meshed with a dumping transmission bevel gear (307), a telescopic bevel gear (311) is coaxially fixed above each dumping transmission bevel gear (307), one side of each telescopic bevel gear (311) is meshed with a conversion bevel gear (312), a driving bevel gear (315) is coaxially fixed on the inner side of each conversion bevel gear (312), and a central linkage bevel gear (316) is meshed above each plurality of groups of driving bevel gears (315);
an integrated material box (401) in the material injection assembly (4) is positioned above the base frame component (1), the bottom of the integrated material box (401) is connected with an integrated pipe (404), and the other end of the integrated pipe (404) is positioned above the test tube (305);
and a device excess material back suction assembly (5) for extracting the excess added chemical material is also arranged above the base frame assembly (1).
2. The automatic accurate device that adds of many materials of university chemical experiment of claim 1 characterized in that: one side of an underframe (101) in the base frame assembly (1) is connected with a main support (102), the main support (102) and the underframe (101) jointly form a U-shaped structure with an opening at the side, a reaction beaker (6) can be placed on the other side of the underframe (101), and a base (103) is fixed at the bottom of the underframe (101).
3. The automatic accurate device that adds of many materials of university chemical experiment of claim 1 characterized in that: switching base (201) in material switching assembly (2) is fixed in chassis (101) and goes up the plane intermediate position, be equipped with on the position that the last plane intermediate position of chassis (101) corresponds with chassis (101) and switch footstock (204), the lower extreme of main spiral shaft (202) connects soon in switching base (201), and the upper end connects soon in switching footstock (204), it is fixed with switching gear (205) to peg graft in main spiral shaft (202), one side meshing of main spiral shaft (202) has switching drive gear (206), switching drive gear (206) hub connection is on switching driving motor (207), switching driving motor (207) are fixed in the last plane of chassis (101), the top of main spiral shaft (202) still coaxial fixed add base shaft (203).
4. The automatic accurate device that adds of many materials of university chemical experiment of claim 1 characterized in that: an adding substrate (301) in the material adding assembly (3) is fixedly sleeved at the outer end of an adding base shaft (203), a plurality of groups of dumping connecting arms (302) are fixed on the adding substrate (301), a dumping transmission bevel gear (307) is fixedly inserted in a transmission shaft (308), the transmission shaft (308) is rotatably connected in a transmission shaft seat (309), the tail end of the transmission shaft seat (309) is fixed on the side surface of the dumping connecting arm (302), a telescopic driving shaft (310) is fixed above the transmission shaft (308), a telescopic bevel gear (311) is fixedly inserted in a telescopic rod of the telescopic driving shaft (310), a conversion bevel gear (312) is fixedly inserted in one end of a conversion shaft (313), the driving bevel gear (315) is fixedly inserted in the other end of the conversion shaft (313), the conversion shaft (313) is rotatably connected in the conversion shaft seat (314), and the conversion shaft (314) is fixed at the inner end of the transmission shaft seat (309), the central linkage bevel gear (316) is screwed above the adding base shaft (203), a central linkage gear (317) is coaxially fixed above the central linkage bevel gear (316), a central driving gear (318) is meshed at one side of the central linkage gear (317), the central driving gear (318) is connected to a dumping motor (319) in a shaft mode, and the dumping motor (319) is fixed on the upper plane of the adding base shaft (203).
5. The automatic accurate device that adds of many materials of university chemical experiment of claim 4 characterized in that: one side of transmission shaft seat (309) is fixed with footstock even board (322), footstock even board (322) are the structure of falling L shape, the top coaxial fixation of telescopic bevel gear (311) has spring base (320), be fixed with spring footstock (321) on the position that the bottom surface of footstock even board (322) the structure of falling L shape corresponds with spring base (320), spring base (320) and spring footstock (321) the common swivelling joint has pressure spring (323).
6. The automatic accurate device that adds of many materials of university chemical experiment of claim 1 characterized in that: a material box frame (402) in the material injection assembly (4) is fixed at the bottom end of the integrated material box (401), and the bottom end of the material box frame (402) is fixed on the upper plane of the main support (102).
7. The automatic accurate device that adds of many materials of university chemical experiment of claim 1 characterized in that: parallel distribution has several groups chamber boards in the inner chamber of integrated workbin (401), separates into different little cavitys with integrated workbin (401), and bed frame subassembly 047 bed frame subassembly (1) has all been seted up to the lower extreme of every little cavity, the front end of integrating pipe (404) all is equipped with several groups feed inlet (405) of dispersion form, and every group feed inlet (405) all is connected with different bed frame subassembly 047 bed frame subassembly (1) that integrated workbin (401) was seted up, the rear end of integrating pipe (404) is equipped with sprue (407), be equipped with several groups baffle in sprue (407), separate into sprue (407) and separate the chamber unanimous with feed inlet (405) quantity, and every separates the chamber and all can only communicate with feed inlet (405) that its position corresponds.
8. The automatic accurate device that adds of many materials of university chemical experiment of claim 7 characterized in that: and a feed valve (406) is connected in each group of the feed ports (405).
9. The automatic accurate device that adds of many materials of university chemical experiment of claim 1 characterized in that: the utility model discloses a surplus material resorption assembly, including support (102), surplus material resorption assembly (5), back suction position (501) in the surplus material resorption assembly (5) are seted up in the opposite side of the last plane of support (102), and back suction position (501) are located test tube (305) center around adding the rotation path of base axle (203), it has resorption post (502) to slide the grafting in back suction position (501), and hollow structure, the lower extreme of resorption post (502) is connected with resorption pump (503), the lower extreme of resorption pump (503) is connected with resorption pipe (504), be connected with check valve (505) in resorption pipe (504), vertical lifting rack (506) that is fixed with on the lateral wall of resorption post (502), the one side meshing of lifting rack (506) has lifting gear (507), lifting gear (507) hub connection is on lifting motor (508), lifting motor (508) fixed mounting is in the last plane of support (102).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111175927.5A CN113769809A (en) | 2021-10-09 | 2021-10-09 | Automatic accurate device that adds of many materials of university's chemistry experiment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111175927.5A CN113769809A (en) | 2021-10-09 | 2021-10-09 | Automatic accurate device that adds of many materials of university's chemistry experiment |
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| CN113769809A true CN113769809A (en) | 2021-12-10 |
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| CN202111175927.5A Pending CN113769809A (en) | 2021-10-09 | 2021-10-09 | Automatic accurate device that adds of many materials of university's chemistry experiment |
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| CN116297250A (en) * | 2023-05-16 | 2023-06-23 | 武汉轻工大学 | Rice freshness detection device |
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Application publication date: 20211210 |