CN113319081B - Easy operation type erlenmeyer flask inner wall wiping arrangement - Google Patents
Easy operation type erlenmeyer flask inner wall wiping arrangement Download PDFInfo
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- CN113319081B CN113319081B CN202110678242.6A CN202110678242A CN113319081B CN 113319081 B CN113319081 B CN 113319081B CN 202110678242 A CN202110678242 A CN 202110678242A CN 113319081 B CN113319081 B CN 113319081B
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- rod
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- 238000004804 winding Methods 0.000 claims abstract description 41
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 12
- 230000006835 compression Effects 0.000 claims description 20
- 238000007906 compression Methods 0.000 claims description 20
- 210000003781 tooth socket Anatomy 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 20
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000002791 soaking Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 210000001847 jaw Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- -1 brush Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000006210 lotion Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/087—Cleaning containers, e.g. tanks by methods involving the use of tools, e.g. brushes, scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses an easy-to-operate conical bottle inner wall wiping device, which belongs to the technical field of experimental instrument cleaning devices and is characterized in that: two winding wheels are symmetrically arranged in a cavity of the first support frame, a center hole of each winding wheel is fixedly connected with a first rotating shaft, and two ends of each first rotating shaft respectively penetrate through the elongated through holes in the side wall of the first support frame to be rotatably connected with two side walls of the second support frame through bearings; the side plate of one side of the second support frame is connected with the first lead screw nuts, the side plate of the other side of the second support frame is connected with the guide blocks, the two first lug plates of one side of the first support frame are rotatably connected with the bidirectional lead screw through bearings, the two first lead screw nuts are respectively matched with the bidirectional lead screw, the two first lug plates of the other side of the first support frame are connected with each other through the first guide rod, and the first guide rod penetrates through the guide holes of the two guide blocks. Compared with the prior art have simple structure, reasonable in design's characteristics.
Description
Technical Field
The invention relates to a conical flask cleaning device, in particular to a device suitable for cleaning the inner walls of conical flasks with different sizes, which is a divisional application of a conical flask inner wall wiping device (application number 2018110246542) with the application date of 2018, 9 and 4.
Background
The conical flask is a common glass instrument in biological, chemical and chemical laboratories, and is a titration reactor with a triangular longitudinal section, which is usually made of hard glass. The mouth is small, the bottom is big, when being favorable to titrating or other application of sample processes to oscillate, the reaction is abundant and liquid is difficult for the spill. The appearance is in a flat-bottom conical shape, the upper part is narrow and the lower part is wide, a cylindrical neck part is arranged, and an opening which is wider than the neck part is arranged above the neck part. Because of the appearance characteristics of the conical flask, a good cleaning effect cannot be achieved by using a common flask brush. And among the prior art, there are some umbelliform cleaning brushes that can clear up the inner wall of the erlenmeyer flask of not unidimensional, but current umbelliform cleaning brush can not clear up the bottle bottom of erlenmeyer flask usually, and can be difficult to put into the cavity of erlenmeyer flask again to the wide bore cleaning brush that can clear up the erlenmeyer flask bottle bottom. Therefore, the existing laboratory has to adopt a soaking corrosion method for cleaning the conical flask, namely soaking the conical flask for 24 hours by using 5% (V/V) nitric acid or hydrochloric acid, then carrying out secondary or multiple treatment by using a potassium dichromate washing solution, cleaning the flask opening by using a brush after no visible adhesion exists, and repeatedly washing by using flowing water. However, such operation is time-consuming and labor-consuming, and can also cause a large amount of acid liquor to be discharged, which is not favorable for environmental protection. Therefore, there is a strong need for a cleaning tool to solve the problem of cleaning the interior of a large capacity erlenmeyer flask.
Disclosure of Invention
The technical task of the present invention is to provide a device suitable for cleaning the inner walls of erlenmeyer flasks of different sizes, in order to overcome the above disadvantages of the prior art.
The technical scheme for solving the technical problem is as follows: the utility model provides an easy operation type erlenmeyer flask inner wall wiping arrangement which characterized in that: the wire winding machine comprises a first support frame, a bidirectional screw rod, a first guide rod, a second support frame, a wiping strip, a winding wheel, a wire winding wheel and an outer barrel; the first support frame is provided with a cavity with an opening at the upper end and the lower end, two side walls of the first support frame are respectively provided with a strip-shaped through hole, two winding wheels are symmetrically arranged in the cavity of the first support frame, a central hole of each winding wheel is fixedly connected with the first rotating shaft, and two ends of the first rotating shaft respectively penetrate through the strip-shaped through holes in the side walls of the first support frame to be rotatably connected with two side walls of the second support frame through bearings; the side plate on one side of the second support frame is connected with the first screw nut, the side plate on the other side of the second support frame is connected with the guide block, and the guide block is provided with a guide hole; the two ends of the two sides of the first support frame are respectively provided with a first lug plate, the two first lug plates on one side of the first support frame are rotatably connected with a bidirectional screw rod through bearings, two first screw rod nuts are respectively matched with the bidirectional screw rod, the two first lug plates on the other side of the first support frame are connected through a first guide rod, and the first guide rod penetrates through guide holes of the two guide blocks; the lower ends of the two second supporting frames are connected with a first guide plate, a guide hole is formed in the first guide plate, the upper end of the second guide plate is connected with the lower end of a second guide rod, and the second guide rod penetrates through the guide hole of the first guide plate; the lower end of the second guide plate is hinged with the upper ends of the telescopic rods, the lower ends of the telescopic rods are connected with a third support frame, two side plates of the third support frame are rotatably connected with the rollers through bearings, the left end of the wiping strip is wound on the left winding wheel, and the right end of the wiping strip is wound on the right winding wheel by the two telescopic rods and the two rollers; the telescopic rod comprises an outer sleeve, an inner rod and a first compression spring, the outer sleeve is provided with a cavity with an opening at one end, the upper end of the inner rod is inserted into the cavity of the outer sleeve, the upper end of the inner rod is connected with the bottom wall of the outer sleeve through the first compression spring, and the lower end of the outer sleeve is connected with a third support frame; the upper end of the second supporting frame is provided with two supporting plates, a through hole is arranged on each supporting plate, a winding wheel is arranged between the two supporting plates, the center hole of the winding wheel is fixedly connected with the second rotating shaft, one end of the second rotating shaft is rotatably connected with the through hole of one supporting plate through a bearing, the other end of the second rotating shaft penetrates through the through hole on the supporting plate at the other side and is fixedly connected with the center hole of the first ratchet wheel, the supporting plate is hinged with the first pawl, the lower end of the first pawl is provided with a strip-shaped through hole, one supporting plate is provided with a baffle plate, the baffle plate is provided with a through hole, the outer end of the positioning shaft penetrates through the through hole on the baffle plate and is connected with the pull ring, the inner end of the positioning shaft is connected with the first guide pin shaft, the first guide pin shaft on the positioning shaft is embedded in the strip-shaped through hole of the first pawl, the positioning shaft is provided with a shaft shoulder, and the baffle plate are connected through a second compression spring, the second compression spring enables the first pawl to be embedded in the tooth groove of the first ratchet wheel; the inner rod is provided with a cavity, a positioning pin shaft, a second guide pin shaft and an L-shaped plate are arranged in the cavity, the inner wall of the outer sleeve is provided with a positioning groove, the upper end wall of the cavity of the inner rod is provided with a through hole communicated with the cavity, the upper end of the positioning pin shaft penetrates through the through hole on the inner rod and is inserted into the positioning groove of the outer sleeve, the lower end of the positioning pin shaft is connected with the wall of the lower end of the cavity of the inner rod through a third compression spring, the joint of a horizontal plate and a vertical plate of the L-shaped plate is hinged with the inner wall of the cavity of the inner rod, the horizontal plate of the L-shaped plate is provided with a strip-shaped through hole, the second guide pin shaft is embedded in the strip-shaped through hole of the L-shaped plate, the bottom end of the inner rod is provided with a through hole communicated with the cavity, a traction wire is wound on the winding wheel, the upper end of the outer sleeve is provided with a through hole communicated with the cavity, and one end of the traction wire is fixedly connected with the winding wheel, the other end of the L-shaped plate penetrates through the through hole of the outer sleeve and the through hole of the inner rod to be connected with the vertical plate of the L-shaped plate; a fixing plate is arranged in the middle of the first support frame, two ends of the fixing plate are fixedly connected with two side plates of the first support frame respectively, a threaded through hole is formed in the fixing plate, external threads are arranged on the outer wall of the outer barrel, and the outer barrel is in threaded connection with the threaded through hole of the fixing plate; the outer walls of the two telescopic rods are respectively hinged with the outer end of a connecting rod, the inner ends of the two connecting rods are hinged with the outer wall of a guide sleeve, an axial through hole is formed in the guide sleeve, two shaft rings are arranged at the lower end of the outer cylinder, the lower end of the outer cylinder penetrates through the axial through hole of the guide sleeve, and the guide sleeve is placed between the two shaft rings; the handle on be equipped with a through-hole, the upper end of trapezoidal lead screw pass the through-hole on the handle and be connected with the knob, the through-hole of trapezoidal lead screw and handle pass through the bearing and rotate and be connected, the centre of slide way board is equipped with a through-hole, both ends are equipped with the rectangle guiding hole respectively, the through-hole and the second screw nut fixed connection of slide way board, the rectangle guiding hole and the limiting plate connection of slide way board are passed to second guide bar upper end, the below of the limiting plate of second guide bar is equipped with the spacing ring, the spacing ring be located the lower extreme of slide way board, the slide way board press from both sides between the limiting plate and the spacing ring of second guide bar.
Compared with the prior art, the invention has the following outstanding beneficial effects:
1. the cleaning device can be used for cleaning conical bottles with different sizes, and the cleaning strip can be conveniently placed into the cavity of the conical bottle;
2. the inner wall is fully cleaned without repeated soaking, so that the cleaning time is saved;
3. the inner wall is effectively brushed, so that washing liquid such as potassium dichromate washing liquid which pollutes the environment can be avoided;
4. the strip of cleaning is for dismantling the replacement consumptive material, can scrub a large amount of sample erlenmeyer flasks after disposable the input, and the material resources of using manpower sparingly (lotion and water) realize overall cost reduction.
Drawings
FIG. 1 is a schematic structural view of example 1.
FIG. 2 is a top view of the embodiment 1 with the handle portion removed.
Fig. 3 is a partially enlarged view of a portion a in fig. 1.
Fig. 4 is a schematic view of the internal structure of the telescopic rod 6 of embodiment 1.
Fig. 5 is a plan view of a telescopic rod 6 according to embodiment 1.
Fig. 6 is a partially enlarged view of a portion B in fig. 4.
FIG. 7 is a front view of embodiment 2.
Fig. 8 is a partially enlarged view of a portion C in fig. 7.
FIG. 9 is a front view of embodiment 3.
Figure 10 top view of embodiment 3 with the handle portion removed.
Detailed Description
The invention is further described with reference to the drawings and the detailed description. For convenience of description, the center line of fig. 1 is divided into inner and outer portions, the center line is oriented inward, and the other direction is oriented outward.
As shown in fig. 1 to 6, the embodiment 1 includes a first support frame 8, a bidirectional screw 9, a first guide bar 30, a second support frame 25, a wiping strip 4, a winding wheel 11, a winding wheel 15, and an outer cylinder 20.
The first support frame 8 is provided with a cavity with an upper end and a lower end being opened, two side walls of the first support frame 8 are respectively provided with a strip-shaped through hole, two winding wheels 11 are symmetrically arranged in the cavity of the first support frame 8, a center hole of each winding wheel 11 is fixedly connected with a first rotating shaft, and two ends of each first rotating shaft respectively penetrate through the strip-shaped through holes in the side wall of the first support frame 8 to be rotatably connected with two side walls of the second support frame 25 through bearings. The side plate on one side of the second support frame 25 is connected with the first screw nut 10, the side plate on the other side is connected with the guide block 31, and a guide hole is formed in the guide block 31.
The two ends of the two sides of the first support frame 8 are respectively provided with a first lug plate, the two first lug plates on one side of the first support frame 8 are rotatably connected with a bidirectional screw 9 through bearings, two first screw nuts 10 are respectively matched with the bidirectional screw 9, the two first lug plates on the other side of the first support frame 8 are connected through a first guide rod 30, and the first guide rod 30 penetrates through guide holes of two guide blocks 31.
The middle position of the bidirectional screw 9 is sleeved with a rotating handle 24.
The lower ends of the two second supporting frames 25 are connected with the first guide plate 17, the first guide plate 17 is provided with a guide hole, the upper end of the second guide plate 7 is connected with the lower end of the second guide rod 23, and the second guide rod 23 penetrates through the guide hole of the first guide plate 17. The lower extreme of second deflector 7 and the upper end of telescopic link 6 articulated, the lower extreme and the third support frame 1 of telescopic link 6 be connected, the both sides board of third support frame 1 between rotate with gyro wheel 38 through the bearing and be connected, the left end winding of wiping strip 4 on left winding wheel 11, the right-hand member is walked around two telescopic links 6 and two gyro wheels 38 winding on the winding wheel 11 on right side. Cleaning strip 4 for replacing cleaning strip, specifically can select according to treating being suitable for of clearance erlenmeyer flask, can be sponge strip, non-woven fabrics, brush, chemical fibre material or polymer material, its aim at carries out scrubbing, clearance or cleaning of inner wall.
In the optimized scheme, two ends of the wiping strip 4 are respectively fixed on the winding wheel 11 through the fastening tapes.
The telescopic rod 6 comprises an outer sleeve 3, an inner rod 2 and a first compression spring 37, the outer sleeve 3 is provided with a cavity with an opening at one end, the upper end of the inner rod 2 is inserted into the cavity of the outer sleeve 3, the upper end of the inner rod 2 is connected with the bottom wall of the outer sleeve 3 through the first compression spring 37, and the lower end of the outer sleeve 3 is connected with the third support frame 1.
The upper end of the second supporting frame 25 is provided with two supporting plates, the supporting plates are provided with a through hole, a winding wheel 15 is arranged between the two supporting plates, the center hole of the winding wheel 15 is fixedly connected with a second rotating shaft, one end of the second rotating shaft is rotatably connected with the through hole of one supporting plate through a bearing, the other end of the second rotating shaft penetrates through the through hole on the supporting plate at the other side and is fixedly connected with the center hole of the first ratchet wheel 14, the supporting plate is hinged with a first pawl 29, the lower end of the first pawl 29 is provided with a strip-shaped through hole, one supporting plate is provided with a baffle plate, the baffle plate is provided with a through hole, the outer end of the positioning shaft 12 penetrates through the through hole on the baffle plate and is connected with a pull ring 13, the inner end of the positioning shaft 12 is connected with a first guide pin shaft, the first guide pin shaft on the positioning shaft 12 is embedded in the strip-shaped through hole of the first pawl 29, the positioning shaft 12 is provided with a shaft shoulder, the shoulder of the positioning shaft 12 is connected with the baffle through a second compression spring 18, and the second compression spring 18 enables the first pawl 29 to be embedded in the tooth socket of the first ratchet wheel 14, so that the first ratchet wheel 14 can rotate in a single direction.
The inner rod 2 is provided with a cavity, a positioning pin shaft 33, a second guide pin shaft 35 and an L-shaped plate 34 are arranged in the cavity, the inner wall of the outer sleeve 3 is provided with a positioning groove, the upper end wall of the cavity of the inner rod 2 is provided with a through hole communicated with the cavity, the upper end of the positioning pin shaft 33 penetrates through the through hole on the inner rod 2 and is inserted into the positioning groove of the outer sleeve 3, the lower end of the positioning pin shaft 33 is connected with the wall of the lower end of the cavity of the inner rod 2 through a third compression spring 36, the joint of a horizontal plate and a vertical plate of the L-shaped plate 34 is hinged with the inner wall of the cavity of the inner rod 2, the horizontal plate of the L-shaped plate 34 is provided with a strip-shaped through hole, the second guide pin shaft 35 is embedded in the strip-shaped through hole of the L-shaped plate 34, the bottom end of the inner rod 2 is provided with a through hole communicated with the cavity, the winding wheel 15 is wound with a traction wire, the upper end of the outer sleeve 3 is provided with a through hole communicated with the cavity, one end of the traction wire is fixedly connected with the winding wheel 15, and the other end of the traction wire passes through the through hole of the outer sleeve 3 and the through hole of the inner rod 2 to be connected with the vertical plate of the L-shaped plate 34.
The inner wall of the cavity of the outer sleeve 3 is provided with a limiting block, so that the insertion depth of the inner rod 2 can be limited.
The middle position of the first support frame 8 is provided with a fixing plate 32, two ends of the fixing plate 32 are respectively fixedly connected with two side plates of the first support frame 8, the fixing plate 32 is provided with a threaded through hole, the outer wall of the outer barrel 20 is provided with an external thread, and the outer barrel 20 is in threaded connection with the threaded through hole of the fixing plate 32.
The outer walls of the two telescopic rods 6 are respectively hinged with the outer end of one connecting rod 5, the inner ends of the two connecting rods 5 are hinged with the outer wall of a guide sleeve 19, an axial through hole is formed in the guide sleeve 19, two shaft rings are arranged at the lower end of an outer cylinder 20, the lower end of the outer cylinder 20 penetrates through the axial through hole of the guide sleeve 19, and the guide sleeve 19 is placed between the two shaft rings.
The upper end of the outer cylinder 20 is connected with a rotating disc 28, and the first support frame 8 is connected with a handle 16.
The operation flow is as follows: when the device is used, the two telescopic rods 6 are parallel to the outer cylinder 20, the reciprocating screw rod is rotated, the distance between the two winding wheels 11 is adjusted, the wiping strips 4 are attached to two sides of the inner wall of the conical flask with the same diameter, the knob 21 is rotated, the trapezoidal screw rod 27 is driven by the knob 21 to rotate, the trapezoidal screw rod 27 drives the second screw rod nut 26 to move, the second screw rod nut 26 drives the second guide plate 7 to move through the slide way plate 22 and the second guide rod 23, and therefore the position of the second guide plate 7 can be adjusted, and conical flasks with different lengths can be adapted. The outer cylinder 20 is rotated, the outer cylinder 20 drives the guide sleeve 19 to move, the guide sleeve 19 drives the two telescopic rods 6 to rotate through the two connecting rods 5, so that the telescopic rods 6 enable the wiping strips 4 to be tightly attached to the inner wall of the conical flask, the pull ring 13 is pulled, the pull ring 13 drives the positioning shaft 12 to move towards the outer side, the positioning shaft 12 drives the first pawl 29 to rotate through the first guide pin shaft, the first pawl 29 is enabled not to be embedded in the tooth groove of the first ratchet wheel 14 any more, the winding wheel 15 is rotated, the winding wheel 15 is enabled to take up wires, the traction wires drive the L-shaped plate 34 to rotate, the L-shaped plate 34 drives the positioning pin shaft 33 to move through the second guide pin shaft 35, the positioning pin shaft 33 is enabled to be pulled out of the positioning groove of the outer sleeve 3, the first compression spring 37 expands, the inner rod 2 is enabled to move to the bottom of the conical flask, the device is rotated, and the inner wall of the conical flask is cleaned.
In embodiment 1, the operator is required to continuously pull the pull ring 13 to separate the first pawl 29 from the tooth space of the first ratchet wheel 14, which is inconvenient. As shown in fig. 7 and 8, in embodiment 2, the first ratchet wheel 14 and the first pawl 29 are replaced by a second ratchet wheel 39 and a second pawl 40, the other end of the second rotating shaft passes through a through hole on the support plate on the other side and is fixedly connected with a central hole of the second ratchet wheel 39, one support plate of the second support frame 25 is provided with a support plate 42, the support plate 42 is provided with a through hole, the lower end of the support plate 42 is connected with a guide cylinder 44, the guide cylinder 44 is provided with an axial square through hole, the upper end of the guide shaft 43 passes through the through hole on the support plate 42 and is connected with the second pawl 40, the second pawl 40 is placed in a tooth socket of the second ratchet wheel 39, the lower end of the guide shaft 43 is connected with a square positioning rod 46, the square positioning rod 46 passes through the axial square through hole of the guide cylinder 44 and is connected with a handle 45, a fourth compression spring 41 is sleeved on the outer side of the guide shaft 43, the upper end of the fourth compression spring 41 is against the lower end of the second pawl 40, and the lower end is against the upper end of the bracket plate 42. When the winding wheel 15 needs to pay off, the handle 45 is pulled downwards, the second ratchet wheel 39 compresses the fourth compression spring 41, the second pawl 40 is separated from the tooth groove of the second ratchet wheel 39, the handle 45 rotates 180 degrees, the second pawl 40 rotates 180 degrees, the winding wheel 15 can rotate reversely, and the winding can be paid off.
In the embodiment 1, the device needs to be manually centered, so that the wiping strips 4 are placed on two sides of the conical bottle mouth with the same diameter, and the operation is complicated. As shown in fig. 9 and 10, in embodiment 3, the lower end of the first guide plate 17 is fixedly connected to a third connecting plate 51, two sides of the third connecting plate 51 are respectively provided with a through hole, the through hole of the first screw 48 passing through one side of the left third connecting plate 51 is connected to the rotating handle 47, the second screw 54 is rotatably connected to the through hole of one side of the right third connecting plate 51 through a bearing, the thread turning directions of the first screw 48 and the second screw 54 are opposite, the first screw 48 is provided with an axial square blind hole, the second screw 54 is provided with a first square slide rod 50, and the first square slide rod 50 is placed in the axial square blind hole of the first screw 48. Third guide bar 52 passes through the bearing rotation with the through-hole of left end third connecting plate 51 opposite side and is connected, and fourth guide bar 55 passes through the bearing rotation with the through-hole of right-hand member third connecting plate 51 one side and is connected, third guide bar 52 be equipped with the square blind hole of axial, fourth guide bar 55 on be equipped with the square slide bar 53 of second, the square slide bar 53 of second place in the square blind hole of axial of third guide bar 52, one side of V type splint 49 is equipped with the screw thread through-hole, the opposite side is equipped with the guide through-hole, one of them V type splint 49's screw hole and first screw rod 48 threaded connection, the guide through-hole cover is in the outside of third guide bar 52, the screw hole of another V type splint 49 and second screw rod 54 threaded connection, the guide through-hole cover is in the outside of fourth guide bar 55, two V type splint 49 are placed relatively. Rotation of the handle 47 causes the first screw 48 and the second screw 54 to rotate simultaneously, causing the V-shaped jaws 49 to rotate relative to each other, causing the V-shaped jaws 49 to grip the cylindrical neck of the erlenmeyer flask, thereby automatically placing the wiping strip 4 on both sides of the same diameter of the erlenmeyer flask. When the two second support frames 25 move relatively, the first screw 48 and the second screw 54 can move along with the second support frames 25.
It should be noted that while the invention has been described in detail with respect to specific embodiments thereof, it will be apparent to those skilled in the art that various obvious changes can be made therein without departing from the spirit and scope of the invention.
Claims (1)
1. The utility model provides an easy operation type erlenmeyer flask inner wall wiping arrangement which characterized in that: the device comprises a first support frame, a bidirectional screw rod, a first guide rod, a second support frame, a wiping strip, a winding wheel and an outer cylinder; the first support frame is provided with a cavity with an opening at the upper end and the lower end, two side walls of the first support frame are respectively provided with a strip-shaped through hole, two winding wheels are symmetrically arranged in the cavity of the first support frame, a central hole of each winding wheel is fixedly connected with the first rotating shaft, and two ends of the first rotating shaft respectively penetrate through the strip-shaped through holes in the side walls of the first support frame to be rotatably connected with two side walls of the second support frame through bearings; the side plate on one side of the second support frame is connected with the first screw nut, the side plate on the other side of the second support frame is connected with the guide block, and the guide block is provided with a guide hole; the two ends of the two sides of the first support frame are respectively provided with a first lug plate, the two first lug plates on one side of the first support frame are rotatably connected with a bidirectional screw rod through bearings, two first screw rod nuts are respectively matched with the bidirectional screw rod, the two first lug plates on the other side of the first support frame are connected through a first guide rod, and the first guide rod penetrates through guide holes of the two guide blocks; the lower ends of the two second supporting frames are respectively connected with a first guide plate, the first guide plate is provided with a guide hole, the upper end of the second guide plate is connected with the lower end of a second guide rod, and the second guide rod penetrates through the guide hole of the first guide plate; the lower end of the second guide plate is hinged with the upper end of the telescopic rod, the lower end of the telescopic rod is connected with a third support frame, two side plates of the third support frame are rotatably connected with the rollers through bearings, the left end of the wiping strip is wound on the winding wheel on the left side, and the right end of the wiping strip is wound on the winding wheel on the right side by passing through the two telescopic rods and the two rollers; the telescopic rod comprises an outer sleeve, an inner rod and a first compression spring, the outer sleeve is provided with a cavity with an opening at one end, the upper end of the inner rod is inserted into the cavity of the outer sleeve, the upper end of the inner rod is connected with the bottom wall of the outer sleeve through the first compression spring, and the lower end of the outer sleeve is connected with a third support frame; the upper end of each second support frame is provided with two support plates, a through hole is arranged on each support plate, a winding wheel is arranged between the two support plates, the center hole of the winding wheel is fixedly connected with a second rotating shaft, one end of the second rotating shaft is rotatably connected with the through hole of one support plate through a bearing, the other end of the second rotating shaft penetrates through the through hole on the support plate on the other side and is fixedly connected with the center hole of a second ratchet wheel, one support plate of the second support frames is provided with a support plate, the support plate is provided with a through hole, the lower end of the support plate is connected with a guide cylinder, the guide cylinder is provided with an axial square through hole, the upper end of the guide shaft penetrates through the through hole on the support plate and is connected with a second pawl, the second pawl is placed in the tooth socket of the second ratchet wheel, the lower end of the guide shaft is connected with a square positioning rod, and the square positioning rod penetrates through the axial square through hole of the guide cylinder and is connected with a handle, a fourth compression spring is sleeved outside the guide shaft, the upper end of the fourth compression spring is propped against the lower end of the second pawl, and the lower end of the fourth compression spring is propped against the upper end of the support plate; the inner rod is provided with a cavity, a positioning pin shaft, a second guide pin shaft and an L-shaped plate are arranged in the cavity, the inner wall of the outer sleeve is provided with a positioning groove, the upper end wall of the cavity of the inner rod is provided with a through hole communicated with the cavity, the upper end of the positioning pin shaft penetrates through the through hole on the inner rod and is inserted into the positioning groove of the outer sleeve, the lower end of the positioning pin shaft is connected with the wall of the lower end of the cavity of the inner rod through a third compression spring, the joint of a horizontal plate and a vertical plate of the L-shaped plate is hinged with the inner wall of the cavity of the inner rod, the horizontal plate of the L-shaped plate is provided with a strip-shaped through hole, the second guide pin shaft is embedded in the strip-shaped through hole of the L-shaped plate, the bottom end of the inner rod is provided with a through hole communicated with the cavity, a traction wire is wound on the winding wheel, the upper end of the outer sleeve is provided with a through hole communicated with the cavity, and one end of the traction wire is fixedly connected with the winding wheel, the other end of the L-shaped plate penetrates through the through hole of the outer sleeve and the through hole of the inner rod to be connected with the vertical plate of the L-shaped plate; a fixing plate is arranged in the middle of the first support frame, two ends of the fixing plate are fixedly connected with two side plates of the first support frame respectively, a threaded through hole is formed in the fixing plate, external threads are formed in the outer wall of the outer barrel, and the outer barrel is in threaded connection with the threaded through hole of the fixing plate; the outer walls of the two telescopic rods are respectively hinged with the outer end of a connecting rod, the inner ends of the two connecting rods are hinged with the outer wall of a guide sleeve, an axial through hole is formed in the guide sleeve, two shaft rings are arranged at the lower end of the outer cylinder, the lower end of the outer cylinder penetrates through the axial through hole of the guide sleeve, and the guide sleeve is placed between the two shaft rings; be equipped with a through-hole on the handle, the upper end of trapezoidal lead screw passes the through-hole on the handle and is connected with the knob, the through-hole of trapezoidal lead screw and handle pass through the bearing and rotate and be connected, the centre of slide way board is equipped with a through-hole, both ends are equipped with the rectangle guiding hole respectively, the through-hole and the second screw nut fixed connection of slide way board, the rectangle guiding hole and the limiting plate connection of slide way board are passed to second guide bar upper end, the below of the limiting plate of second guide bar is equipped with the spacing ring, the spacing ring be located the lower extreme of slide way board, the slide way board press from both sides between the limiting plate and the spacing ring of second guide bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110678242.6A CN113319081B (en) | 2018-09-04 | 2018-09-04 | Easy operation type erlenmeyer flask inner wall wiping arrangement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811024654.2A CN109261668B (en) | 2018-09-04 | 2018-09-04 | Erlenmeyer flask inner wall wiping arrangement |
| CN202110678242.6A CN113319081B (en) | 2018-09-04 | 2018-09-04 | Easy operation type erlenmeyer flask inner wall wiping arrangement |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811024654.2A Division CN109261668B (en) | 2018-09-04 | 2018-09-04 | Erlenmeyer flask inner wall wiping arrangement |
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| Publication Number | Publication Date |
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| CN113319081A CN113319081A (en) | 2021-08-31 |
| CN113319081B true CN113319081B (en) | 2022-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811024654.2A Active CN109261668B (en) | 2018-09-04 | 2018-09-04 | Erlenmeyer flask inner wall wiping arrangement |
| CN202110678242.6A Active CN113319081B (en) | 2018-09-04 | 2018-09-04 | Easy operation type erlenmeyer flask inner wall wiping arrangement |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811024654.2A Active CN109261668B (en) | 2018-09-04 | 2018-09-04 | Erlenmeyer flask inner wall wiping arrangement |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109758367B (en) * | 2019-02-25 | 2021-08-06 | 青岛市黄岛区中心医院 | Small-size external patch making devices |
| CN109926263B (en) * | 2019-02-25 | 2021-06-22 | 金光红 | Surface coating smearing device |
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| US7017222B2 (en) * | 2002-09-30 | 2006-03-28 | Munchkin, Inc. | Bottle-nipple brush |
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|---|---|---|---|---|
| CN203018405U (en) * | 2013-01-14 | 2013-06-26 | 余莉琳 | Conical flask brush |
| CN205496211U (en) * | 2016-04-13 | 2016-08-24 | 匡建梅 | Instrument is cleaned with water with special use of erlenmeyer flask to medical science inspection |
| CN106862205A (en) * | 2017-04-06 | 2017-06-20 | 深圳市安思科电子科技有限公司 | A kind of container inner wall cleaning equipment of the mechanical field of high-efficiency environment friendly |
| CN108212976A (en) * | 2017-09-28 | 2018-06-29 | 黄男 | A kind of conical flask cleaning means of water-saving Rapid Cleaning |
| CN108421788A (en) * | 2018-04-27 | 2018-08-21 | 广州林电科技有限公司 | A kind of novel tapered bottle cleaning equipment of chemical field |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109261668B (en) | 2021-07-06 |
| CN113319081A (en) | 2021-08-31 |
| CN109261668A (en) | 2019-01-25 |
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