CN207717046U - contact angle tester - Google Patents

contact angle tester Download PDF

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Publication number
CN207717046U
CN207717046U CN201721748432.6U CN201721748432U CN207717046U CN 207717046 U CN207717046 U CN 207717046U CN 201721748432 U CN201721748432 U CN 201721748432U CN 207717046 U CN207717046 U CN 207717046U
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CN
China
Prior art keywords
objective
plate
groove
movable plate
screw rod
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Active
Application number
CN201721748432.6U
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Chinese (zh)
Inventor
亢荣敏
谢旭
朱银娥
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANGHAI KOUFENG BIOLOGICAL SCIENCE & TECHNOLOGY Co Ltd
Original Assignee
SHANGHAI KOUFENG BIOLOGICAL SCIENCE & TECHNOLOGY Co Ltd
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Priority to CN201721748432.6U priority Critical patent/CN207717046U/en
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Publication of CN207717046U publication Critical patent/CN207717046U/en
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Abstract

The utility model discloses a kind of contact angle testers, including pedestal, light source, imaging system and objective table, objective table includes objective table top plate and objective table bottom plate, objective table bottom plate is equipped with groove, objective table top plate is set in groove, the bottom surface of objective table top plate is equipped with inclined-plane, wedge block is additionally provided in groove, the top surface of wedge block and the bottom surface of objective table top plate are agreed with, and the bottom surface of wedge block is bonded with the bottom surface of groove, the end face of wedge block is set there are one threaded hole, a screw rod I is connected in threaded hole, one end of screw rod I is threadedly coupled with threaded hole, the other end is pierced by the cell wall of groove, and it is rotatablely connected with the cell wall of groove, one end that screw rod I is pierced by the cell wall of groove is equipped with adjusting nut.The utility model can ensure the steady of lifting in Lifting carrying platform, and carry objective table in such a way that face contacts, and avoid objective table from damaging, to ensure that the safety of contact angle tester.

Description

Contact angle tester
Technical field
The utility model is related to measuring instrument, more particularly to a kind of contact angle tester.
Background technology
Contact angle refers to that a drop is dripped in a solid level plane, the solid, liquid, gas three-phase point of interface on the surface of solids Place, air-liquid interface and two tangent line of solid, liquid interface formed angle when liquid phase is clipped in wherein.Contact angle tester is mainly used for surveying Quantity of fluid can measure contact angle of the various liquid to a variety of materials to the contact angle of solid, the i.e. wellability of liquid versus solid. Contact angle measurement is mainly used for measuring liquid to the contact angle of various solid materials, it is in oil, printing and dyeing, medicine, spraying, choosing It is played a very important role in the research and production of the industries such as mine.Chinese patent CN205691463U discloses a kind of contact angle The objective table of measuring instrument, the contact angle tester can lift, but which employs the modes of telescope support to control objective table Lifting be susceptible to shaking on the one hand in Lifting carrying platform, cause unstable situation;On the other hand in storage, this connects When feeler tester, telescope support serves as support device, due to its telescope support be hingedly formed using two rod pieces, if Using the permanent carrying objective table of the telescope support, the hinge joint of telescope support will be chronically at by stress state, be easy to lead Cause telescope support damage.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of contact angle tester, which is rising It can ensure the steady of lifting when dropping objective table, and objective table is carried in such a way that face contacts, objective table is avoided to damage, from And it ensure that the safety of contact angle tester.
To achieve the above object, the utility model provides technical solution below:A kind of contact angle tester, including bottom Seat, light source, imaging system and objective table, the light source, imaging system, objective table are separately fixed on pedestal, light source, imaging System, objective table are arranged in a linear, and objective table, between light source and imaging system, the objective table includes objective table top Plate and objective table bottom plate, the objective table bottom plate are equipped with groove, and objective table top plate is set in groove, the objective table top plate Bottom surface be equipped with inclined-plane, be additionally provided with wedge block in groove, the top surface and the bottom surface of objective table top plate of the wedge block are agreed with, and The bottom surface of the wedge block is bonded with the bottom surface of groove, and the end face of the wedge block is set there are one threaded hole, and threaded hole is interior to be connected There is a screw rod I, one end of the screw rod I to be threadedly coupled with threaded hole, the other end is pierced by the cell wall of groove, and with the slot of groove Wall is rotatablely connected, and one end that screw rod I is pierced by the cell wall of groove is equipped with adjusting nut.
Preferably, the both sides cell wall of groove is equipped with the first T-slot being vertically distributed, the objective table top plate Both ends are equipped with and matched first T-block of the first T-slot.
Preferably, the top surface of wedge block is equipped with the second T-block, the vertical plane where the second T-block and hanging down where screw rod I Face directly parallel, the bottom surface of the objective table top plate is equipped with and matched second T-slot of the second T-block.
Preferably, the bottom surface of wedge block is equipped with the third T-slot parallel with screw rod I, and the bottom surface of the groove is equipped with and the The matched third T-block of three T-slots.
Preferably, the bottom of objective table is equipped with the movable plate moved in the horizontal direction for objective table, the movable plate packet First movement plate, the second movable plate and third movable plate are included, the first movement plate is fixedly mounted on pedestal, the second movement Plate is slidably mounted on first movement plate, and third movable plate is slidably mounted on the second movable plate, the top of third movable plate with The bottom of objective table is fixed, and the screw rod being distributed in left-right direction is equipped between second movable plate and first movement plate II, it is equipped between third movable plate and the second movable plate and is distributed screw rod III along the longitudinal direction, second movable plate, third movement The sliding action of plate is controlled by screw rod II, screw rod III respectively.
Using above-mentioned technical proposal, the utility model rotates screw rod when adjusting the height of objective table by adjusting nut I so that wedge block is moved horizontally in the axis of the bottom surface upper edge screw rod I of groove, top surface and the objective table top plate of wedge block Bottom surface generates sliding, to make objective table top plate rise or fall.Due to wedge block entire top surface with objective table top plate Bottom surface contacts, therefore the stress dispersion suffered by the top by wedge block, local stress is reduced, to avoid objective table from damaging It is bad, it ensure that the safety of contact angle tester.
Description of the drawings
Fig. 1 is the utility model structure diagram;
Fig. 2 is the structural schematic diagram of the objective table of the utility model;
Fig. 3 is the A-A sectional views of Fig. 2;
Fig. 4 is the B-B sectional views of Fig. 2;
Fig. 5 is the C-C sectional views of Fig. 2;
Fig. 6 is the connection diagram of the wedge block and screw rod I of the utility model.
Specific implementation mode
Below in conjunction with the accompanying drawings, by the description of the embodiment, being described further to the utility model:
As shown in figs. 1 to 6, a kind of contact angle tester of the utility model, including pedestal 1, light source 2, imaging system 3 and Objective table 4, light source 2, imaging system 3, objective table 4 are separately fixed on pedestal 1, and light source 2, imaging system 3, objective table 4 are in straight Line arranges, and objective table 4 is between light source 2 and imaging system 3.
Objective table 4 includes objective table top plate 41 and objective table bottom plate 42, and objective table bottom plate 42 is equipped with groove, objective table Top plate 41 is set in groove, and the bottom surface of objective table top plate 41 is equipped with inclined-plane, and wedge block 5, the top surface of wedge block 5 are additionally provided in groove Agree with the bottom surface of objective table top plate 41, and the bottom surface of wedge block 5 is bonded with the bottom surface of groove, the end face of wedge block 5 is equipped with One threaded hole 51 is connected with a screw rod I 6 in threaded hole 51, and one end of screw rod I 6 is threadedly coupled with threaded hole 51, the other end It is pierced by the cell wall of groove, and is rotatablely connected with the cell wall of groove, one end that screw rod I 6 is pierced by the cell wall of groove is equipped with adjusting nut 7。
The utility model improves the stability of lifting to ensure that objective table top plate 41 is linearly lifted, The both sides cell wall of groove is equipped with the first T-slot 8 being vertically distributed, and the both ends of objective table top plate 41 are equipped with and the first T 8 matched first T-block 9 of type groove, the top surface of wedge block 5 are equipped with the second T-block 52, the vertical plane where the second T-block 52 with Vertical plane where screw rod I 6 is parallel, the bottom surface of objective table top plate 41 be equipped with 52 matched second T-slot 10 of the second T-block, The bottom surface of wedge block 5 is equipped with the third T-slot 53 parallel with screw rod I 6, and the bottom surface of groove is equipped with matched with third T-slot 53 Third T-block 11.
The bottom of the objective table 4 of the utility model is equipped with the movable plate 12 moved in the horizontal direction for objective table 4, horizontal Direction includes front-rear direction and left and right directions, and front-rear direction is vertical with left and right directions, i.e. the directions x and the directions y, and lifts and be then The directions z.Movable plate 12 includes first movement plate 121, the second movable plate 122 and third movable plate 123, first movement plate 121 It is fixedly mounted on pedestal 1, the second movable plate 122 is slidably mounted on first movement plate 121, the sliding peace of third movable plate 123 On the second movable plate 122, the top and the bottom of objective table 4 of third movable plate 123 are fixed, and the second movable plate 122 Be equipped with the screw rod II that is distributed in left-right direction between first movement plate 121, third movable plate 123 and the second movable plate 122 it Between be equipped with along the longitudinal direction be distributed screw rod III, the second movable plate 122, third movable plate 123 sliding action pass through screw rod respectively II (being not drawn into figure), screw rod III (being not drawn into figure) control.
The utility model rotates screw rod I when adjusting the height of objective table, by adjusting nut so that wedge block is in groove The axis of bottom surface upper edge screw rod I move horizontally, the top surface of wedge block generates sliding with the bottom surface of objective table top plate, to make Objective table top plate rises or falls.It, will be wedge-shaped since the entire top surface of wedge block is contacted with the bottom surface of objective table top plate Stress dispersion suffered by the top of block, reduces local stress, to avoid objective table from damaging, ensure that contact angle tester Safety.
Above-described is only preferred embodiments of the present invention, it is noted that for the ordinary skill of this field For personnel, without departing from the concept of the present invention, various modifications and improvements can be made, these all belong to In the scope of protection of the utility model.

Claims (5)

1. a kind of contact angle tester, including pedestal (1), light source (2), imaging system (3) and objective table (4), the light source (2), imaging system (3), objective table (4) are separately fixed on pedestal (1), and light source (2), imaging system (3), objective table (4) are in It is arranged in a straight line, and objective table (4) is located between light source (2) and imaging system (3), it is characterised in that:Objective table (4) packet Objective table top plate (41) and objective table bottom plate (42) are included, the objective table bottom plate (42) is equipped with groove, objective table top plate (41) it is set in groove, the bottom surface of the objective table top plate (41) is equipped with inclined-plane, and wedge block (5), the wedge are additionally provided in groove The top surface of shape block (5) and the bottom surface of objective table top plate (41) are agreed with, and the bottom surface of the wedge block (5) and the bottom surface of groove are pasted It closes, the end face of the wedge block (5) is set there are one threaded hole (51), and threaded hole (51) is interior to be connected with a screw rod I (6), described One end of screw rod I (6) is threadedly coupled with threaded hole (51), and the other end is pierced by the cell wall of groove, and rotates and connect with the cell wall of groove It connects, one end that screw rod I (6) is pierced by the cell wall of groove is equipped with adjusting nut (7).
2. contact angle tester according to claim 1, it is characterised in that:The both sides cell wall of the groove is equipped with along vertical The both ends of the first T-slot (8) of straight directional spreding, the objective table top plate (41) are equipped with and the first T-slot (8) matched first T-block (9).
3. contact angle tester according to claim 2, it is characterised in that:The top surface of the wedge block (5) is equipped with the 2nd T Type block (52), the vertical plane where the second T-block (52) is parallel with the vertical plane where screw rod I (6), the objective table top plate (41) bottom surface is equipped with and matched second T-slot (10) of the second T-block (52).
4. contact angle tester according to claim 3, it is characterised in that:The bottom surface of the wedge block (5) is equipped with and spiral shell The bottom surface of the parallel third T-slot (53) of bar I (6), the groove is equipped with and the matched third T-block of third T-slot (53) (11)。
5. contact angle tester according to claim 4, it is characterised in that:The bottom of the objective table (4) is equipped with and is used for The movable plate (12) that objective table (4) moves in the horizontal direction, the movable plate (12) include first movement plate (121), the second shifting Movable plate (122) and third movable plate (123), the first movement plate (121) are fixedly mounted on pedestal (1), the second movement Plate (122) is slidably mounted on first movement plate (121), and third movable plate (123) is slidably mounted on the second movable plate (122) On, the top and the bottom of objective table (4) of third movable plate (123) are fixed, and second movable plate (122) is moved with first The screw rod II being distributed in left-right direction is equipped between movable plate (121), between third movable plate (123) and the second movable plate (122) Equipped with along the longitudinal direction be distributed screw rod III, second movable plate (122), third movable plate (123) sliding action lead to respectively Cross screw rod II, screw rod III controls.
CN201721748432.6U 2017-12-14 2017-12-14 contact angle tester Active CN207717046U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721748432.6U CN207717046U (en) 2017-12-14 2017-12-14 contact angle tester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721748432.6U CN207717046U (en) 2017-12-14 2017-12-14 contact angle tester

Publications (1)

Publication Number Publication Date
CN207717046U true CN207717046U (en) 2018-08-10

Family

ID=63055839

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721748432.6U Active CN207717046U (en) 2017-12-14 2017-12-14 contact angle tester

Country Status (1)

Country Link
CN (1) CN207717046U (en)

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