CN211515472U

CN211515472U - Teaching test tube cleaning device

Info

Publication number: CN211515472U
Application number: CN201822014358.6U
Authority: CN
Inventors: 李静
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-03
Filing date: 2018-12-03
Publication date: 2020-09-18
Anticipated expiration: 2028-12-03

Abstract

The utility model belongs to the technical field of student's apparatus technique and specifically relates to a teaching test tube cleaning device, including support column, bull stick, washing pole, mount and bellows, the outer rigid coupling of bull stick has the atress gear, it pegs graft in the bull stick to wash the pole upper end, and the rigid coupling has spacing slider on the wall of the top left and right sides, and lower part outer wall rigid coupling has the brush hair, the atress gear passes through the driving chain with power gear and is connected, the mount right-hand member passes through second bearing rigid coupling right side support column left end face, and the left end has the fixed block through the second bearing rigid coupling, and the joint has the basin on the support column lower extreme fixture block, the bellows left end rigid coupling has the fan. The utility model has the advantages of reasonable design, it is fixed that the test tube that will be washd utilizes the fixation clamp to press from both sides, utilizes the brush hair can wash the test tube, and the washing liquid that oozes will be accepted by the basin, washs the back mount that turns over, removes the basin, can dry to the test tube inner wall through the hot-blast that the stoving mouth blew off.

Description

Teaching test tube cleaning device

Technical Field

The utility model belongs to the technical field of student's apparatus technique and specifically relates to a teaching test tube cleaning device.

Background

In order to improve the cognition of the student to the chemical experiment, most schools can let the student do the experiment by oneself at present to deepen the teaching impression, the test tube is as a very common experimental tool, often can be used, and because a class is more in student quantity, therefore can use a large amount of test tubes, these test tubes wash very troublesome. In the utility model patent of china that bulletin number is CN207668146U, a student chemistry is with tube cleaning device is published, through being equipped with device main part, test tube standing groove and test tube fixer, can fix the test tube and wash, through being equipped with drying device, heating pipe and drying fan, can accomplish after the test tube cleaning, carry out drying process, very rapidly to the test tube. However, in the utility model, the test tube opening faces upwards during the test tube cleaning, and the drying device is located below the test tube fixer, and the inner wall of the test tube can not be dried, and the drying efficiency is lower, so the device still needs to be further improved.

Disclosure of Invention

The utility model aims at overcoming above-mentioned technical shortcoming and providing a teaching test tube cleaning device, will need to be utilized the fixation clamp to get by abluent test tube and fix, utilize the brush hair can wash the test tube, the washing liquid that oozes will be accepted by the basin, washs the back and turns over the mount, removes the basin, hot-blast through drying the mouth and blow off can dry to the test tube inner wall.

The utility model provides a technical scheme that technical problem adopted does: a teaching test tube cleaning device comprises two support columns, a rotating rod, a cleaning rod, a fixing frame and an air box, wherein the top ends of the two support columns are fixedly connected with the left side and the right side of the lower end surface of a water tank, the left end surface of the left support column is fixedly connected with a motor, a power gear is fixedly connected onto an output shaft of the motor, a plurality of drain pipes are uniformly and fixedly connected onto the lower end surface of the water tank and are made of phenolic plastics, corresponding valves are arranged on the drain pipes, annular concave rings are arranged on the side walls below the drain pipes and on the side walls above the rotating rod, annular convex rings are fixedly connected onto the side walls at the bottom ends of the drain pipes and the side walls at the top ends of the rotating rod, the convex rings are clamped in the concave rings so that the rotating rod can rotate, chutes are formed on the inner walls at the left side and the right side, the upper end of, the cleaning rod can slide up and down in the rotating rod and rotate along with the rotating rod, the cleaning rod is hollow inside, a plurality of water seepage holes are formed in the lower portion of the outer wall, bristles are fixedly connected to the surface of the outer wall of the lower portion of the cleaning rod, a stressed gear is fixedly connected to the outer portion of the rotating rod and is connected with a power gear through a transmission chain, when a motor is started, the rotating rod can be driven to rotate, the bristles on the cleaning rod are driven to rotate, cleaning liquid in a water tank can seep out of the water seepage holes, so that the bristles can be cleaned, the right end of the fixing frame is fixedly connected to the left end face of the right supporting column through a second bearing, the left end of the fixing frame is fixedly connected to the right end face of the left supporting column through the second bearing, a first pin frame is fixedly connected to the upper end face of the fixing frame, a second pin frame is fixedly connected to the left side of the upper end face of the fixing frame, the bolt can be used for fixing the fixed frame to prevent the fixed frame from overturning when the test tube is cleaned, the fixed frame is provided with a fixed groove at a corresponding position below each cleaning rod, telescopic rods are fixedly connected with the left side and the right side in the fixed groove, supporting springs are inserted in the telescopic rods, arc-shaped fixing clamps are fixedly connected with the inner side end faces of the two telescopic rods, the fixing clamps are used for clamping and fixing the test tube, clamping blocks are fixedly connected with the lower parts of the inner sides of the two supporting columns, a water tank is clamped at the top ends of the clamping blocks and used for receiving cleaning liquid dripped from the upper side and can be directly removed, the upper end face of the air box is fixedly connected with the bottom ends of the supporting columns, the left end of the air box is fixedly connected with a fan, the air outlet of the fan is communicated with the inside of the air box, a heating wire is fixedly, a control switch group is fixedly connected to the lower right corner of the front end face of the air box, an external power supply is fixedly connected to the right end of the control switch group, the control switch group and the external power supply are electrically connected with the fan, the heating wire and the motor to provide electric energy for the fan, the heating wire and the motor, the switch of the control switch group is controlled, a test tube to be cleaned is clamped and fixed by a fixing clamp, the cleaning rod is pulled downwards to enable the lower portion of the cleaning rod to enter the interior of the test tube, the cleaning rod slides downwards to the inner bottom end of the test tube, a valve is opened, the motor is started to enable the rotating rod to drive the cleaning rod to rotate, the test tube can be cleaned by using bristles, leaked cleaning liquid is received by a water tank, the cleaning rod is moved upwards to be removed to the upper portion of the test tube after the cleaning is finished, the valve is closed, a plug is pulled out of the first plug frame and the second plug frame, then the, with fixed mount to make in vitro washing liquid flow to the basin, treat to remove the basin after the in vitro washing liquid flow is accomplished, so that the test tube mouth just to the stoving mouth, open fan and heater strip, the hot-blast that blows off through the stoving mouth can be dried to the test tube inner wall, this utility model in, wash pole, fixation clamp and stoving mouth isotructure and all be equipped with the multiunit, can wash a plurality of test tubes simultaneously, and wash the pole and do not influence each other, applicable in the test tube of different length.

Furthermore, the limiting slide block is fixedly connected with a rubber cushion layer on the end face of one side of the sliding groove, so that friction between the limiting slide block and the sliding groove can be increased, and meanwhile, a sealing effect can be achieved, and cleaning liquid can flow into the cleaning rod from the inside of the rotating rod.

Furthermore, the fixed connection has the sponge bed course on the terminal surface of fixation clamp medial extremity to cause the test tube damage when preventing that the fixation clamp from getting the test tube.

The utility model discloses the beneficial effect who has is: the utility model has the advantages of reasonable design, it is fixed that the test tube that will be washd utilizes the fixation clamp to press from both sides, the pole makes the washing pole gliding to the inner bottom end of test tube to stimulate downwards, open the valve, the starter motor, utilize the brush hair can wash the test tube, the washing liquid that oozes will be accepted by the basin, through the upset mount after wasing, can make the intraductal washing liquid flow of test to the basin in, it removes the basin to treat that the intraductal washing liquid flow of test has accomplished, so that the test tube mouth is just to the stoving mouth, open fan and heater strip, hot-blast through drying the mouth and blowing off can dry to the test tube inner wall, in the utility model, wash the pole, fixation clamp and stoving mouth isotructure all are equipped with the multiunit, can wash a plurality of test tubes simultaneously, and wash the pole.

Drawings

Fig. 1 is a front view of the present invention.

Figure 2 is the utility model discloses a rotating rod and the inner structure schematic diagram of wasing the pole.

Fig. 3 is a schematic structural view of the fixing clip of the present invention.

FIG. 4 is a schematic view of the internal structure of the bellows of the present invention.

Figure 5 is the utility model discloses a motor and the connection schematic diagram of bull stick.

Fig. 6 is an enlarged view of a portion a shown in fig. 1.

Detailed Description

The present invention will be described in detail below with reference to fig. 1 to 6.

As shown in figures 1-6, the utility model comprises two support columns 1, a rotating rod 8, a cleaning rod 9, a fixing frame 12 and an air box 20, wherein the top end of each support column 1 is fixedly connected with the left side and the right side of the lower end surface of a water tank 2, the left end surface of the left support column 1 is fixedly connected with a motor 3, an output shaft of the motor 3 is fixedly connected with a power gear 4, the lower end surface of the water tank 2 is uniformly and fixedly connected with a plurality of drain pipes 5, the drain pipes 5 are made of phenolic plastics, corresponding valves 6 are arranged on the drain pipes 5, the side wall below the drain pipes 5 and the side wall above the rotating rod 8 are provided with annular concave rings 7-1, the side wall at the bottom end of the drain pipes 5 and the side wall at the top end of the rotating rod 8 are fixedly connected with annular convex rings 7-2, the convex rings 7-2 are clamped in the concave rings 7-1 so as to, the upper end of the cleaning rod 9 is inserted into the rotating rod 8, the left side wall and the right side wall of the top end are fixedly connected with a limiting slide block 9-1, the limiting slide block 9-1 is clamped in a sliding groove 8-1, so that the cleaning rod 9 can slide up and down in the rotating rod 8 and rotate along with the rotating rod 8, the cleaning rod 9 is hollow, the lower part of the outer wall is provided with a plurality of water seepage holes 9-2, the surface of the outer wall of the lower part of the cleaning rod 9 is fixedly connected with bristles 10, the rotating rod 8 is fixedly connected with a force bearing gear 27, the force bearing gear 27 is connected with a power gear 4 through a transmission chain 11, when a motor 3 is started, the rotating rod 8 can be driven to rotate, the bristles 10 on the cleaning rod 9 are driven to rotate, cleaning liquid in a water tank 2 can seep out from the water seepage holes 9-2 so as to facilitate the cleaning operation of the, a fixed block 32 is fixedly connected at the left end through a second bearing 13, the left end of the fixed block 32 is fixedly connected with the right end face of a left supporting column 1, a first bolt frame 28 is fixedly connected with the upper end face of the fixed block 32, a second bolt frame 29 is fixedly connected with the left end face of the upper end face of the fixed block 32, a third bolt frame 30 is fixedly connected with the left end face of the lower end face, bolts 31 are inserted in the first bolt frame 28 and the second bolt frame 29, the bolts 31 can be used for fixing the fixed frame 12 to prevent the fixed frame from overturning when a test tube is cleaned, a fixed groove 14 is arranged at the corresponding position below each cleaning rod 9 of the fixed frame 12, telescopic rods 15 are fixedly connected with the left side and the right side in the fixed groove 14, a supporting spring 16 is inserted in the telescopic rod 15, arc-shaped fixing clamps 17 are fixedly connected with the inner side end faces of the two telescopic rods 15, the fixing clamps 17 are used for clamping the fixed test tube, clamping blocks, basin 19 is used for accepting the washing liquid that the top drips, also can directly remove, 1 bottom of bellows 20 up end rigid coupling support column, bellows 20 left end rigid coupling has fan 21, the inside cavity of bellows 20, inside fan 21 air outlet intercommunication bellows 20, the inboard upper portion rigid coupling of bellows 20 has heating wire 22, and bellows 20 roof is equipped with stoving mouth 23 under fixed slot 14, starts fan 21 and heating wire 22, can heat air current in the bellows 20 to dry to the test tube, the lower right corner rigid coupling of terminal surface has control switch group 33 before bellows 20, and control switch group 33 right-hand member rigid coupling has external power supply 24, control switch group 33 and external power supply 24 and fan 21, heating wire 22 and motor 3 electric connection for fan 21, heating wire 22 and motor 3 provide the electric energy, and control its switch.

In this embodiment, the rubber cushion layer 25 is fixedly connected to the end surface of the side of the limiting slider 9-1 facing the chute 8-1, which not only can increase the friction between the limiting slider 9-1 and the chute 8-1, but also can play a role in sealing so as to ensure that the cleaning solution flows into the cleaning rod 9 from the inside of the rotating rod 8.

In this embodiment, a sponge cushion layer 26 is fixed on the inner end surface of the fixing clip 17 to prevent the fixing clip 17 from gripping the test tube and damaging the test tube.

When the utility model is used, firstly, a test tube to be cleaned is clamped and fixed by the fixing clamp 17, the cleaning rod 9 is pulled downwards to make the lower part of the cleaning rod 9 enter the interior of the test tube, the cleaning rod 9 slides downwards to the bottom end in the test tube, the valve 6 is opened, the motor 3 is started to make the rotating rod 8 drive the cleaning rod 9 to rotate, the test tube can be cleaned by the brush hair 10, the exuded cleaning liquid is received by the water tank 19, the cleaning rod 9 is moved upwards to remove the cleaning rod to the upper part of the test tube after the cleaning is finished, the valve 6 is closed and the plug pin 31 is pulled out from the first plug pin frame 28 and the second plug pin frame 29, then the fixing frame 12 is overturned by the second bearing 13, the plug pin 31 is inserted into the first plug pin frame 28 and the third plug pin frame 30 to fix the fixing frame 12, so that the cleaning liquid in the test tube flows into the water tank 19, the water tank 19 is removed after the cleaning liquid flow in the, open fan 21 and heater strip, can dry to the test tube inner wall through the hot-blast of drying mouth 23 blowout, this utility model in, wash pole 9, fixation clamp 17 and stoving mouth 23 isotructures and all be equipped with the multiunit, can wash a plurality of test tubes simultaneously, and wash the test tube that pole 9 each other does not influence, applicable in different length.

Claims

1. The utility model provides a teaching test tube cleaning device, includes support column, bull stick, washing pole, mount and bellows, its characterized in that: the cleaning device comprises a water tank, a plurality of support columns, a motor, a power gear, a plurality of drainage pipes, phenolic plastics, sliding chutes, a cleaning rod, a limiting slide block, a plurality of water draining pipes, a plurality of cleaning rods, a plurality of cleaning brush bristles, a plurality of water seepage holes, a plurality of brush bristles, a plurality of water seepage holes, a plurality of brush bristles, a cleaning brush, the cleaning device is characterized in that a stressed gear is fixedly connected outside the rotating rod, the stressed gear is connected with the power gear through a transmission chain, the right end of the fixing frame is fixedly connected with the left end face of the right side supporting column through a second bearing, the left end of the fixing frame is fixedly connected with a fixing block through a second bearing, the left end of the fixing block is fixedly connected with the right end face of the left side supporting column, the upper end face of the fixing block is fixedly connected with a first bolt frame, the left side of the upper end face of the fixing frame is fixedly connected with a second bolt frame, the left side of the lower end face of the fixing frame is fixedly connected with a third bolt frame, bolts are inserted in the first bolt frame and the second bolt frame, the fixing frame is provided with a fixing groove at a position corresponding to the lower part of each cleaning rod, telescopic rods are fixedly connected with the left side and the right side in the fixing groove, a supporting spring, the utility model discloses a drying device, including bellows, fan, heating wire, bellows top end rigid coupling support column bottom, bellows left end rigid coupling have the fan, inside cavity of bellows, inside fan air outlet intercommunication bellows, the inboard upper portion rigid coupling of bellows has the heating wire, and the bellows roof is equipped with the stoving mouth under the fixed slot, the terminal surface lower right corner rigid coupling has control switch group before the bellows, and control switch group right-hand member rigid coupling has external power supply, control switch group and external power supply and fan, heating wire and motor electric connection.

2. The teaching tube cleaning device of claim 1, wherein: and a rubber cushion layer is fixedly connected on the end surface of one side of the limiting slide block, which faces the sliding chute.

3. The teaching tube cleaning device of claim 1, wherein: and a sponge cushion layer is fixedly connected to the end surface of the inner side of the fixing clamp.