CN206881737U - Rubber head dropper - Google Patents
Rubber head dropper Download PDFInfo
- Publication number
- CN206881737U CN206881737U CN201720658701.3U CN201720658701U CN206881737U CN 206881737 U CN206881737 U CN 206881737U CN 201720658701 U CN201720658701 U CN 201720658701U CN 206881737 U CN206881737 U CN 206881737U
- Authority
- CN
- China
- Prior art keywords
- connecting seat
- rubber
- rubber cap
- suspension ball
- dropper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000725 suspension Substances 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 abstract description 28
- 230000009467 reduction Effects 0.000 abstract description 4
- 238000005213 imbibition Methods 0.000 abstract description 3
- 239000002775 capsule Substances 0.000 abstract 6
- 230000003139 buffering effect Effects 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 239000003292 glue Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 235000019994 cava Nutrition 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Sewage (AREA)
Abstract
The utility model discloses rubber head dropper, including：Body, the first connecting seat, the second connecting seat, Capsule, the first baffle plate, the second baffle plate and suspension ball, the upper end of body is arranged on the lower surface of the first connecting seat, second connecting seat is arranged on the upper surface of the first connecting seat, Capsule is arranged on the upper surface of the second connecting seat, and Capsule is connected with body, Capsule is internally provided with buffering sponge；Body is disposed with the first baffle plate, suspension ball and the second baffle plate from top to bottom in the pipe of one end of the first connecting seat；The manhole being engaged with suspension ball is provided with first baffle plate, the density of suspension ball is less than the density of water, and the second baffle plate being capable of support suspension ball.The rubber head dropper overcomes rubber head dropper of the prior art to have strict operating specification, and improperly operation easily causes that rubber head dropper is contaminated or the reduction of service life.For example, in imbibition, liquid is easily advanced into Capsule, the problem of corrosion to Capsule.
Description
Technical Field
The utility model relates to an experimental device field specifically, relates to a rubber head drip tube.
Background
The rubber head dropper is also called a rubber cap dropper and is an instrument for sucking or dropping a small amount of liquid reagent. The rubber head dropper consists of a rubber cap and glass. The rubber head dropper in the prior art has strict use specifications, and the improper operation easily causes the pollution of the rubber head dropper or the reduction of the service life of the rubber head dropper. For example, liquid can easily enter the rubber cap during liquid suction, and the rubber cap is corroded.
Therefore, it is an object of the present invention to provide a dropper which can effectively prevent liquid from entering into the rubber cap during the use thereof, thereby prolonging the service life of the dropper, and the process of liquid suction and liquid dropping is slow and smooth.
SUMMERY OF THE UTILITY MODEL
In view of the above technical problems, the object of the present invention is to overcome the problems that the rubber dropper in the prior art has strict specifications and is easily contaminated or the service life of the rubber dropper is reduced due to improper operation. For example, the liquid can easily enter the rubber cap during liquid suction, and the rubber cap is corroded, so that the rubber head dropper can effectively prevent the liquid from entering the rubber cap during the use process, thereby prolonging the service life of the rubber head dropper, and the liquid suction and dropping processes are slow and smooth.
In order to achieve the above object, the utility model provides a rubber head dropper, rubber head dropper includes: the rubber cap is arranged on the upper surface of the second connecting seat, the rubber cap is communicated with the pipe body, and a buffer sponge is arranged inside the rubber cap; the pipe body is internally provided with a first stop plate, a floating ball and a second stop plate from top to bottom at one end close to the first connecting seat; the first stop plate is provided with a circular through hole matched with the floating ball, the density of the floating ball is smaller than that of water, and the second stop plate can support the floating ball.
Preferably, the lower surface of the first connecting seat is recessed inwards to form a first groove, the upper end of the tube body is arranged in the first groove, a miniature ultraviolet lamp is further arranged on the top surface of the first groove, and light rays emitted by the miniature ultraviolet lamp are matched with the tube body.
Preferably, the first connecting seat and the second connecting seat are detachably connected.
Preferably, the upper surface of the first connecting seat is provided with a second groove, the lower surface of the second connecting seat is provided with a threaded rod, and the inner wall of the second groove is provided with an internal thread matched with the threaded rod.
Preferably, the outer side surface of the first connecting seat is wrapped with a rubber sleeve.
Preferably, the diameter of the circular through hole is 1/3-2/3 of the diameter of the floating ball.
Preferably, the volume of the buffer sponge is 1/2-2/3 of the volume of the rubber cap.
According to the above technical solution, the rubber cap of the rubber dropper provided by the present invention is disposed on the second connecting seat, the tube body is disposed on the first connecting seat, and the first connecting seat and the second connecting seat are detachably connected, so that the rubber cap can be conveniently detached and replaced, and different imbibing liquids can be conveniently aspirated; the rubber cap is internally provided with a buffer sponge, and the buffer sponge has a certain buffer effect, so that the problems that the liquid is too much taken or too fast to be discharged due to poor control of the force of pinching by fingers in the suction process are solved; thereby the rubber head burette still can appear liquid and absorb during too much suction rubber cap in the use, corrodes rubber cap, influences rubber cap's life, the utility model discloses in set up first backstop board, suspension ball and second backstop board and prevent the emergence of this problem, work as when the liquid that the body was absorbed is too much, the suspension ball rises, thereby will circular through-hole on the first backstop board blocks, prevents that liquid from flowing into to in the rubber cap, circular through-hole's diameter is less than the diameter of suspension ball. The rubber dropper of the utility model overcomes the problem that the rubber dropper in the prior art has strict use specifications, and the improper operation easily causes the pollution of the rubber dropper or the reduction of the service life. For example, the liquid is easily introduced into the rubber cap during the liquid suction, and the rubber cap is corroded.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of a rubber-tipped dropper according to a preferred embodiment of the present invention;
fig. 2 is a sectional view of a rubber-tipped dropper provided in a preferred embodiment of the present invention;
fig. 3 is a schematic structural view of a first groove on a rubber-tipped dropper according to a preferred embodiment of the present invention;
fig. 4 is a schematic view of the assembly of the suspension ball on the dropper with rubber head according to a preferred embodiment of the present invention;
fig. 5 is a schematic structural view of a first stop plate of the dropper according to a preferred embodiment of the present invention;
fig. 6 is a schematic structural view of a second stop plate of the dropper according to a preferred embodiment of the present invention.
Description of the reference numerals
1 pipe body 2 first connecting seat
3 second groove 4 threaded rod
5 second connecting seat 6 rubber cap
7 micro ultraviolet lamp 8 first groove
10 first baffle 11 suspension ball
12 second stop board 13 buffer sponge
14 circular through hole 15 rubber sleeve
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
In the present invention, unless otherwise specified, the terms "upper, lower, left, right" and the like included in the terms are merely used to represent the orientation of the terms in a conventional use state or are colloquially known by those skilled in the art, and should not be construed as limiting the terms.
As shown in fig. 1-6, the utility model provides a rubber head dropper, the rubber head dropper includes: the connecting structure comprises a pipe body 1, a first connecting seat 2, a second connecting seat 5, a rubber cap 6, a first stop plate 10, a second stop plate 12 and a suspension ball 11, wherein the upper end of the pipe body 1 is arranged on the lower surface of the first connecting seat 2, the second connecting seat 5 is arranged on the upper surface of the first connecting seat 2, the rubber cap 6 is arranged on the upper surface of the second connecting seat 5, the rubber cap 6 is communicated with the pipe body 1, and a buffer sponge 13 is arranged inside the rubber cap 6; a first stop plate 10, a floating ball 11 and a second stop plate 12 are sequentially arranged in the pipe body 1 from top to bottom at one end close to the first connecting seat 2; the first stop plate 10 is provided with a circular through hole 14 matched with the floating ball 11, the density of the floating ball 11 is smaller than that of water, and the second stop plate 12 can support the floating ball 11.
According to the above technical solution, the rubber cap 6 of the rubber dropper provided by the present invention is disposed on the second connecting seat 5, the tube body 1 is disposed on the first connecting seat 2, and the first connecting seat 2 and the second connecting seat 5 are detachably connected, so that the rubber cap 6 can be conveniently detached and replaced, and different absorption liquids can be conveniently absorbed; the rubber cap 6 is internally provided with a buffer sponge 13, and the buffer sponge 13 has a certain buffer effect, so that the problems that the liquid taking is too much or the liquid discharging is too fast due to the fact that the force of pinching by fingers is not well controlled in the suction process are solved; rubber head burette in the use, thereby can also appear liquid and absorb during too much suction rubber cap, corrode rubber cap, influence rubber cap's life, the utility model discloses in set up first backstop board 10, suspension ball 11 and second backstop board 12 and prevent the emergence of this problem, work as the liquid that body 1 absorbed is too much, suspension ball 11 rises, thereby will circular through-hole 14 on the first backstop board 10 blocks, prevents that liquid from flowing into to in the rubber cap 6, circular through-hole 14's diameter is less than the diameter of suspension ball 11. The rubber dropper of the utility model overcomes the problem that the rubber dropper in the prior art has strict use specifications, and the improper operation easily causes the pollution of the rubber dropper or the reduction of the service life. For example, the liquid is easily introduced into the rubber cap during the liquid suction, and the rubber cap is corroded.
The utility model discloses an in a preferred embodiment, the lower surface part of first connecting seat 2 inwards caves in and forms first recess 8, the upper end setting of body 1 is in the first recess 8, just the top surface of first recess 8 still is provided with miniature ultraviolet lamp 7, the light that miniature ultraviolet lamp 7 sent with body 1 cooperatees, and the cooperation of saying here indicates light that miniature ultraviolet lamp 7 sent along the length direction of body 1 can for the disinfection effect is effectively carried out to the inside of body 1, has washd body 1 back, can open miniature ultraviolet lamp 7 is right body 1 disinfects the disinfection, pollutes the imbibition liquid during the prevention.
The utility model discloses an in a preferred embodiment, first connecting seat 2 with be detachable connection between the second connecting seat 5, make things convenient for the staff like this to dismantle the change rubber cap 6.
The utility model discloses an in the preferred embodiment, the upper surface of first connecting seat 2 is provided with second recess 3, the lower surface of second connecting seat 5 is provided with threaded rod 4, be provided with on the inner wall of second recess 3 with 4 matched with internal threads of threaded rod, the staff only need rotate second connecting seat 5, dismouting that just can be very convenient rubber cap 6 uses very conveniently, and second connecting seat 5 is fixed also very firm moreover, can not drop in the use, certainly threaded rod 4 in still be provided with the sealing washer between the first connecting seat 2 to play sealed leak-proof effect.
The utility model discloses an in the preferred embodiment, the parcel has rubber sleeve 15 on the lateral surface of first connecting seat 2, and at the imbibition in-process, the staff is handheld first connecting seat 2, and rubber sleeve 15 can increase effectively the friction factor of 2 surfaces of first connecting seat to play skid-proof effect.
In a preferred embodiment of the present invention, the diameter of the circular through hole 14 is 1/3-2/3 of the diameter of the suspension ball 11, so that the suspension ball 11 can be more effectively blocked in the floating process, the circular through hole 14 is prevented from being sucked and the rubber cap 6 is damaged, the utility model discloses it is right the diameter of the circular through hole 14 and the specific numerical value of the diameter of the suspension ball 11 are not limited.
The utility model discloses in order to make buffer sponge 13 be in play certain cushioning effect in gluing cap 6, also prevent to influence glue cap 6 and get the ability of liquid in the preferred embodiment of the utility model, buffer sponge 13's volume does 1/2-2/3 of glue cap 6 volume, the utility model discloses it is right concrete numerical value of buffer sponge 13's volume does not do the injecing.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.
Claims (7)
1. The utility model provides a rubber head burette, its characterized in that, rubber head burette includes: the rubber cap comprises a pipe body (1), a first connecting seat (2), a second connecting seat (5), a rubber cap (6), a first stop plate (10), a second stop plate (12) and a suspension ball (11), wherein the upper end of the pipe body (1) is arranged on the lower surface of the first connecting seat (2), the second connecting seat (5) is arranged on the upper surface of the first connecting seat (2), the rubber cap (6) is arranged on the upper surface of the second connecting seat (5), the rubber cap (6) is communicated with the pipe body (1), and a buffer sponge (13) is arranged inside the rubber cap (6); wherein,
a first stop plate (10), a floating ball (11) and a second stop plate (12) are sequentially arranged in the pipe body (1) from top to bottom at one end close to the first connecting seat (2); the first stop plate (10) is provided with a circular through hole (14) matched with the suspension ball (11), the density of the suspension ball (11) is smaller than that of water, and the second stop plate (12) can support the suspension ball (11).
2. The burette according to claim 1, wherein the lower surface of the first connecting seat (2) is recessed inwards to form a first groove (8), the upper end of the tube body (1) is arranged in the first groove (8), and the top surface of the first groove (8) is further provided with a micro ultraviolet lamp (7), and the light emitted by the micro ultraviolet lamp (7) is matched with the tube body (1).
3. The pipette according to claim 1, wherein the first connecting seat (2) and the second connecting seat (5) are detachably connected.
4. The rubber dropper according to claim 3, wherein the first connecting seat (2) has a second groove (3) on the upper surface thereof, the second connecting seat (5) has a threaded rod (4) on the lower surface thereof, and the second groove (3) has an inner wall provided with an internal thread that is engaged with the threaded rod (4).
5. The dropper of claim 1, wherein the first connecting base (2) is covered with a rubber sleeve (15) on the outer side.
6. The pipette according to claim 1, wherein the diameter of the circular through hole (14) is 1/3 to 2/3 of the diameter of the suspension ball (11).
7. The dropper of claim 1, wherein the volume of the buffer sponge (13) is 1/2-2/3 of the volume of the rubber cap (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720658701.3U CN206881737U (en) | 2017-06-08 | 2017-06-08 | Rubber head dropper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720658701.3U CN206881737U (en) | 2017-06-08 | 2017-06-08 | Rubber head dropper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206881737U true CN206881737U (en) | 2018-01-16 |
Family
ID=61317535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720658701.3U Expired - Fee Related CN206881737U (en) | 2017-06-08 | 2017-06-08 | Rubber head dropper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206881737U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108212235A (en) * | 2018-02-01 | 2018-06-29 | 禹旦 | A kind of medical drop bottle structure |
-
2017
- 2017-06-08 CN CN201720658701.3U patent/CN206881737U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108212235A (en) * | 2018-02-01 | 2018-06-29 | 禹旦 | A kind of medical drop bottle structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180116 Termination date: 20210608 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |