CN209487005U - A kind of variable focal length water lens - Google Patents
A kind of variable focal length water lens Download PDFInfo
- Publication number
- CN209487005U CN209487005U CN201920024056.9U CN201920024056U CN209487005U CN 209487005 U CN209487005 U CN 209487005U CN 201920024056 U CN201920024056 U CN 201920024056U CN 209487005 U CN209487005 U CN 209487005U
- Authority
- CN
- China
- Prior art keywords
- rod
- metal plate
- silica gel
- syringe needle
- gel ring
- 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
Landscapes
- Eyeglasses (AREA)
Abstract
The utility model belongs to experimental instrument field, more particularly to a kind of variable focal length water lens.The inside of a kind of variable focal length water lens, including metal plate, silica gel ring, butterfly nut, screw rod, lens coating, injection needle tube and syringe needle, the metal plate is equipped with circular through hole；The two sides of the silica gel ring are fitted and connected one piece of lens coating respectively；The metal plate is equipped with two panels, and two panels metal plate is fitted in the outside of two pieces of hyaline membranes respectively, is connected by multiple groups butterfly nut with screw rod between two panels metal plate；The syringe needle passes through silica gel ring, and the pin hole of syringe needle is inserted into the inside of silica gel ring, and the tail portion of syringe needle is fixedly connected with injection needle tube.The interest of the utility model is strong, can demonstrate reflected refraction imaging, prominent principal element, and material is common, and production is simple, at low cost, and it is internally provided with the metallic rod that can carry out deformation expansion, can be directly placed on desktop, without using other utensil seats.
Description
Technical field
The utility model belongs to experimental instrument field, more particularly to a kind of variable focal length water lens.
Background technique
Currently, China's laboratory apparatus industry development is rapid, precession squash type zoom limits aperture, it is difficult to observe
Mirror deformation degree causes rotary squeezing degree to be unable to control since film is not readily observed in inside, fracture phenomena Shi Youfa
It is raw.
Outer diameter material is plastics, cannot be repeatedly used, and is difficult to control the size of aperture, since barrel is thin, Bu Nenggu
Determine syringe needle.Assembling process to film tie up or seal request is higher, the careful preparation time is longer.It can not be protected as demonstration teaching aid
Demonstrate,prove demonstrating effect.Some water lens saw next section on rigid plastics PVC water pipe, will with sand paper in order to guarantee sealing performance
The both ends of interception part are ground to smooth.Such rigid plastics, it is extremely difficult to grind smooth.
The junction selection of some water lens sticks jail with 502 glue.The disadvantage is that solidification back edge is irregular, cause thin
Film discontinuity, image deformation is obvious, and packaging time is long, it is desirable that technique is high.Some water lens bloomings are kept away using rubber mass
Pregnant set, it is easy to aging, and water-oil separating；And this film is when place vertically, since the pressure of water is different, the upper lower convexity of film
It unevenly, cannot be at spherical surface.Some water lens bloomings acrylic material poor using transparency, poor flexibility can not pull at
It stretches.Because easily causing all directions level of stretch different in tensioned state, to lose adjustment effect.It can only single reply zoom
The experimental demonstration of convex lens.
Utility model content
The purpose of the utility model is to provide a kind of variable focal length water lens, and interest is strong, can demonstrate reflected refraction at
Picture, prominent principal element, and material is common, production is simple, at low cost, and is internally provided with and can carry out deformation expansion
Metallic rod can be directly placed on desktop, practical without using other utensil seats, be suitble to promote the use.
The purpose of this utility model is achieved through the following technical solutions:
A kind of variable focal length water lens, including metal plate, silica gel ring, butterfly nut, screw rod, lens coating, injection needle tube and
The inside of syringe needle, the metal plate is equipped with circular through hole；The two sides of the silica gel ring are fitted and connected one piece of lens coating respectively；It is described
Metal plate is equipped with two panels, and two panels metal plate is fitted in the outside of two pieces of hyaline membranes respectively, passes through multiple groups butterfly between two panels metal plate
Shape nut is connected with screw rod；The syringe needle passes through silica gel ring, and the pin hole of syringe needle is inserted into the inside of silica gel ring, and the tail portion of syringe needle is solid
Surely injection needle tube is connected.
The lens coating is transparent membrane or reflectance coating.
The metal plate is made of 304 steel；The lower end of the metal plate is welded with metallic rod.
The metallic rod includes external thread column, internal screw thread adapter tube, the rectangle body of rod, lifter plate, external screw thread adjusting rod, fixation
Plate, movable supporting legs limit connecting rod and screw block；The top of the external thread column is welded to connect the lower end of metal plate, external thread column
Bottom end be threadedly attached in internal screw thread adapter tube, the lower end of internal screw thread adapter tube is welded on the top of the rectangle body of rod, rectangular shaft
The middle-end of body is equipped with central channel, is respectively equipped with a sliding groove on four side sides of the rectangle body of rod, the inside of four sliding grooves is all
It is connected to central channel；The lifter plate sliding connection is in central channel；The fixed plate is fixedly connected on the inside of central channel
Lower end；There are four the movable supporting legs are set, the upper end of four movable supporting legs is rotatably assorted respectively is connected to four sides of lifter plate
On side, the lower end of four movable supporting legs is equipped with hollow slots, and the limit connecting rod is equipped with four, one end point of four limit connecting rods
Be not rotatably assorted the lower end being connected on the inside of four sliding grooves, and the other end of four limit connecting rods is rotatably assorted respectively is connected to four
Lower end on the inside of a hollow slots；The upper and lower ends of the external screw thread adjusting rod are rotatably assorted respectively is connected to the rectangle body of rod and fixation
On plate；The lifter plate is threadedly attached in the middle-end of external screw thread adjusting rod；The bottom end of the external screw thread adjusting rod is fixed to be connected
It connects and screws block.
The utility model has the following beneficial effects: a kind of variable focal length water lens of the utility model, interest is strong, Ke Yiyan
Show that reflected refraction is imaged, prominent principal element, and material is common, production is simple, at low cost, and being internally provided with can be into
The metallic rod of row deformation expansion, can be directly placed on desktop, practical without using other utensil seats, be suitble to promote
With.
Utility model has the advantages that
1. being conveniently replaceable lens coating, different using effects can be generated by replacing different lens coatings；
2. its demonstrating effect is obvious, liquid can be injected between silica gel ring and two lens coatings by injection needle tube and syringe needle
Body or extraction liquid, so that different degrees of protrusion variation or different degrees of back variation occur for two lens coatings, to change
Varifocal can easily allow full class's observation of students to phenomenon, student can be allowed sufficiently to experience degree of convexity and sinking degree to saturating
The influence of mirror and face mirror focal length.
3. being easily assembled: to assembler start to require it is low, meet student operational capacity requirement.
4. inside, which is equipped with, can be unfolded the metallic rod that deformation is used as utensil seat, so that the entirety of the utility model is not necessarily to
Cooperate other utensil seats to use, and carries out mobile carrying again after metallic rod storage convenient for the utility model.
Detailed description of the invention
Fig. 1 is the overall structure diagram one of the utility model；
Fig. 2 is the overall structure diagram two of the utility model；
Fig. 3 is the partial structural diagram of the utility model；
Fig. 4 is the structural schematic diagram one of the utility model internal metal rod；
Fig. 5 is the structural schematic diagram two of the utility model internal metal rod.
In figure: metal plate 1；Silica gel ring 2；Butterfly nut 3；Screw rod 4；Lens coating 5；Metallic rod 6；External thread column 6-1；Interior spiral shell
Line adapter tube 6-2；Rectangle body of rod 6-3；Lifter plate 6-4；External screw thread adjusting rod 6-5；Fixed plate 6-6；Movable supporting legs 6-7；Limit connects
Bar 6-8；Screw block 6-9.
Specific embodiment
1-5 is described in further detail the utility model with reference to the accompanying drawing.
Specific embodiment 1:
As shown in Figs. 1-5, a kind of variable focal length water lens, including metal plate 1, silica gel ring 2, butterfly nut 3, screw rod 4, thoroughly
The inside of mirror film 5, injection needle tube and syringe needle, the metal plate 1 is equipped with circular through hole；The two sides of the silica gel ring 2 are bonded respectively
Connect one piece of lens coating 5；The metal plate 1 is equipped with two panels, and two panels metal plate 1 is fitted in the outside of two pieces of hyaline membranes respectively, and two
It is connected between piece metal plate 1 by multiple groups butterfly nut 3 and screw rod 4；The syringe needle passes through silica gel ring 2, and the pin hole of syringe needle is inserted into
To the inside of silica gel ring 2, the tail portion of syringe needle is fixedly connected with injection needle tube.A kind of variable focal length water lens of the utility model,
In use, being internally provided with the lens coating 5 being conveniently replaceable, different uses can be generated by replacing different lens coatings 5
Effect；Its demonstrating effect is obvious, can inject liquid between silica gel ring 2 and two lens coatings 5 by injection needle tube and syringe needle
Or extraction liquid, so that different degrees of protrusion variation or different degrees of back variation occur for two lens coatings 5, and can be easily
Allow full class's observation of students to phenomenon, student can be allowed sufficiently to experience degree of convexity and sinking degree to lens and face mirror focal length
It influences；And injection needle tube and syringe needle can be dismantled or be replaced, it is easy to carry；Pass through multiple groups butterfly spiral shell between two panels metal plate 1
Cap 3 and screw rod 4 are connected and fixed, so that sealing and being bonded between metal plate 1, lens coating 5 and silica gel ring 2.
Specific embodiment 2:
As shown in Figs. 1-5, the lens coating 5 is transparent membrane or reflectance coating.
Specific embodiment 3:
As shown in Figs. 1-5, the metal plate 1 is made of 304 steel；The lower end of the metal plate 1 is welded with metallic rod
6.The setting of metallic rod 6, for it is hand-held or by the integral vertical of the utility model on the table.
Specific embodiment 4:
As shown in Figs. 1-5, the metallic rod 6 includes external thread column 6-1, internal screw thread adapter tube 6-2, rectangle body of rod 6-3, lifting
Plate 6-4, it external screw thread adjusting rod 6-5, fixed plate 6-6, movable supporting legs 6-7, limits connecting rod 6-8 and screws block 6-9；The external screw thread
The top of column 6-1 is welded to connect the lower end of metal plate 1, and the bottom end of external thread column 6-1 is threadedly attached in internal screw thread adapter tube 6-2
Interior, the lower end of internal screw thread adapter tube 6-2 is welded on the top of rectangle body of rod 6-3, and the middle-end of rectangle body of rod 6-3 is equipped with central channel, square
It is respectively equipped with a sliding groove on the four side sides of shape body of rod 6-3, the inside of four sliding grooves is all connected to central channel；The liter
Plate 6-4 sliding connection is dropped in central channel；The fixed plate 6-6 is fixedly connected on the lower end on the inside of central channel；The work
There are four dynamic supporting leg 6-7 is set, the upper end of four movable supporting legs 6-7 is rotatably assorted respectively is connected to the four side sides of lifter plate 6-4
On, the lower end of four movable supporting legs 6-7 is equipped with hollow slots, and the limit connecting rod 6-8 is equipped with four, and four limit connecting rod 6-8's
One end is rotatably assorted the lower end being connected on the inside of four sliding grooves respectively, and the other ends of four limit connecting rod 6-8 rotate respectively matches
Close the lower end being connected on the inside of four hollow slots；The upper and lower ends of the external screw thread adjusting rod 6-5 are rotatably assorted respectively to be connected to
On rectangle body of rod 6-3 and fixed plate 6-6；The lifter plate 6-4 is threadedly attached in the middle-end of external screw thread adjusting rod 6-5；Institute
The bottom end for stating external screw thread adjusting rod 6-5, which is fixedly connected, screws block 6-9.The metallic rod 6 when in use, can be screwed by rotation
Deformation is adjusted in block 6-9, and rotation can drive external screw thread adjusting rod 6-5 to be rotated around own axes when screwing block 6-9, outside
Screw thread adjusting rod 6-5 can drive the elevating movement of lifter plate 6-4 progress up and down direction when rotating, lifter plate 6-4 moves up and down
When movable supporting legs 6-7 and the angle limited between connecting rod 6-8 can be driven to change, when being adjusted to four movable supporting legs 6-7
Lower end lower than screw block 6-9 when, 6 deformation construction stand of metallic rod use, can be by the utility model entirely through metal
The stand that bar 6 is constituted after deforming is placed on the table, without cooperating other utensil seats to use, and when not in use, by metal
The whole storage of bar 6, it is easy to carry.
The working principle of the utility model are as follows:
A kind of variable focal length water lens of the utility model are internally provided with the lens coating 5 being conveniently replaceable when in use,
Different using effects can be generated by replacing different lens coatings 5；Its demonstrating effect is obvious, can pass through injection needle tube
And syringe needle to injection liquid between silica gel ring 2 and two lens coatings 5 or extracts liquid out, so that different journeys occur for two lens coatings 5
The protrusion variation of degree or different degrees of back variation, and can easily allow full class's observation of students to phenomenon, student can be allowed abundant
Experience the influence of degree of convexity and sinking degree to lens and face mirror focal length；And injection needle tube and syringe needle can be dismantled or more
It changes, it is easy to carry；It is connected and fixed between two panels metal plate 1 by multiple groups butterfly nut 3 and screw rod 4, so that metal plate 1, lens
It seals and is bonded between film 5 and silica gel ring 2；The metallic rod 6 when in use, can screw block 6-9 by rotation and carry out
Deformation is adjusted, rotation can drive external screw thread adjusting rod 6-5 to be rotated around own axes when screwing block 6-9, and external screw thread is adjusted
Bar 6-5 can drive lifter plate 6-4 to carry out the elevating movement of up and down direction when rotating, lifter plate 6-4 can band when moving up and down
Dynamic movable supporting legs 6-7 and the angle limited between connecting rod 6-8 change, when the lower end for being adjusted to four movable supporting legs 6-7 is low
When screwing block 6-9, metallic rod 6 deformation construction stand is used, after can deforming the utility model entirely through metallic rod 6
The stand of composition is placed on the table, without cooperating other utensil seats to use, and when not in use, by the entirety of metallic rod 6
Storage, it is easy to carry.
Certainly, above description is not limitation of the utility model, and the utility model is also not limited to the example above, this skill
The variations, modifications, additions or substitutions that the those of ordinary skill in art field is made in the essential scope of the utility model, also belong to
In the protection scope of the utility model.
Claims (4)
1. a kind of variable focal length water lens, including metal plate (1), silica gel ring (2), butterfly nut (3), screw rod (4), lens coating
(5), injection needle tube and syringe needle, it is characterised in that: the inside of the metal plate (1) is equipped with circular through hole；The silica gel ring (2)
Two sides are fitted and connected one piece of lens coating (5) respectively；The metal plate (1) is equipped with two panels, and two panels metal plate (1) is fitted in two respectively
The outside of block hyaline membrane passes through multiple groups butterfly nut (3) and screw rod (4) connection between two panels metal plate (1)；The syringe needle passes through
Silica gel ring (2), the pin hole of syringe needle are inserted into the inside of silica gel ring (2), and the tail portion of syringe needle is fixedly connected with injection needle tube.
2. a kind of variable focal length water lens according to claim 1, it is characterised in that: the lens coating (5) is thin transparent
Film or reflectance coating.
3. a kind of variable focal length water lens according to claim 1, it is characterised in that: the metal plate (1) uses 304 steel
Material is made；The lower end of the metal plate (1) is welded with metallic rod (6).
4. a kind of variable focal length water lens according to claim 3, it is characterised in that: the metallic rod (6) includes outer spiral shell
Line column (6-1), internal screw thread take over (6-2), the rectangle body of rod (6-3), lifter plate (6-4), external screw thread adjusting rod (6-5), fixed plate
(6-6), movable supporting legs (6-7) limit connecting rod (6-8) and screw block (6-9)；The top of the external thread column (6-1), which is welded, to be connected
The lower end of metal plate (1) is connect, the bottom end of external thread column (6-1) is threadedly attached in internal screw thread adapter tube (6-2), and internal screw thread connects
The lower end of pipe (6-2) is welded on the top of the rectangle body of rod (6-3), and the middle-end of the rectangle body of rod (6-3) is equipped with central channel, the rectangle body of rod
It is respectively equipped with a sliding groove on the four side sides of (6-3), the inside of four sliding grooves is all connected to central channel；The lifter plate
(6-4) is slidably connected in central channel；The fixed plate (6-6) is fixedly connected on the lower end on the inside of central channel；The work
There are four dynamic supporting leg (6-7) is set, the upper end of four movable supporting legs (6-7) is rotatably assorted respectively is connected to the four of lifter plate (6-4)
On the side of side, the lower end of four movable supporting legs (6-7) is equipped with hollow slots, and the limit connecting rod (6-8) is equipped with four, four limits
One end of connecting rod (6-8) is rotatably assorted the lower end being connected on the inside of four sliding grooves respectively, four limits connecting rod (6-8) it is another
Hold the lower end being connected on the inside of four hollow slots that is rotatably assorted respectively；The upper and lower ends of the external screw thread adjusting rod (6-5) are distinguished
It is rotatably assorted and is connected on the rectangle body of rod (6-3) and fixed plate (6-6)；The lifter plate (6-4) is threadedly attached in outer spiral shell
The middle-end of line adjusting rod (6-5)；The bottom end of the external screw thread adjusting rod (6-5), which is fixedly connected, screws block (6-9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920024056.9U CN209487005U (en) | 2019-01-04 | 2019-01-04 | A kind of variable focal length water lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920024056.9U CN209487005U (en) | 2019-01-04 | 2019-01-04 | A kind of variable focal length water lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209487005U true CN209487005U (en) | 2019-10-11 |
Family
ID=68130278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920024056.9U Expired - Fee Related CN209487005U (en) | 2019-01-04 | 2019-01-04 | A kind of variable focal length water lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209487005U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111045182A (en) * | 2019-12-05 | 2020-04-21 | 安徽银汉机电科技有限公司 | Variable power lens |
-
2019
- 2019-01-04 CN CN201920024056.9U patent/CN209487005U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111045182A (en) * | 2019-12-05 | 2020-04-21 | 安徽银汉机电科技有限公司 | Variable power lens |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209487005U (en) | A kind of variable focal length water lens | |
| CN206259085U (en) | Dip-adjustable type slope is used in a kind of Physical Experiment | |
| CN207199152U (en) | A kind of combined type physical teaching aid | |
| CN108922342A (en) | A kind of buoyancy teaching demonstration | |
| CN211203332U (en) | Novel support frame for hydraulic engineering measurement | |
| CN204717284U (en) | A kind of Novel engineering detects tripod | |
| CN209694695U (en) | A kind of bioconversion medium rotary sample displaying device | |
| CN210269503U (en) | Slump measuring instrument | |
| CN209066234U (en) | Cement mortar joint filling device suitable for road and bridge construction | |
| CN208889115U (en) | A kind of English tense teaching apparatus for demonstrating | |
| CN209247431U (en) | A kind of portable hydrological information collection device | |
| CN204188610U (en) | A kind of myocardium vessel microbubble perfusion device | |
| CN204496787U (en) | A kind of physics teaching experimental device | |
| CN211014148U (en) | Roll angle measuring device | |
| CN211124601U (en) | Portable pilgrimage pendulum | |
| CN208637037U (en) | A kind of displaying device convenient for English teaching | |
| CN208987963U (en) | A kind of Environment Design multifunctional drawing device | |
| CN207848858U (en) | A kind of museum digitalized medium innovation of art platform of non-material cultural heritage | |
| CN213903847U (en) | Zoom lens capable of being filled with liquid | |
| CN212718844U (en) | A action demonstration teaching aid for sports teaching | |
| CN206773285U (en) | Bioexperiment teaching microscope | |
| CN207280461U (en) | One kind is used to build deformation observation instrument | |
| CN204536155U (en) | New liquid tester for viscosity factor | |
| CN204516171U (en) | A kind of physics facility | |
| CN217208658U (en) | Interactive full touch screen of integration admires preparation platform |
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: 20191011 Termination date: 20210104 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |