CN114110346A - Stable rotating table suitable for supporting ophthalmologic instrument - Google Patents

Stable rotating table suitable for supporting ophthalmologic instrument Download PDF

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Publication number
CN114110346A
CN114110346A CN202111445983.6A CN202111445983A CN114110346A CN 114110346 A CN114110346 A CN 114110346A CN 202111445983 A CN202111445983 A CN 202111445983A CN 114110346 A CN114110346 A CN 114110346A
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CN
China
Prior art keywords
base
auxiliary
face
fixing
seat
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.)
Withdrawn
Application number
CN202111445983.6A
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Chinese (zh)
Inventor
郭洋
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Kaifeng Central Hospital
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Kaifeng Central Hospital
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Publication date
Application filed by Kaifeng Central Hospital filed Critical Kaifeng Central Hospital
Priority to CN202111445983.6A priority Critical patent/CN114110346A/en
Publication of CN114110346A publication Critical patent/CN114110346A/en
Withdrawn legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/0075—Apparatus for testing the eyes; Instruments for examining the eyes provided with adjusting devices, e.g. operated by control lever
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B50/00—Containers, covers, furniture or holders specially adapted for surgical or diagnostic appliances or instruments, e.g. sterile covers
    • A61B50/20—Holders specially adapted for surgical or diagnostic appliances or instruments
    • A61B50/24—Stands
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B39/00—Locking of screws, bolts or nuts
    • F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
    • F16M11/08—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a vertical axis, e.g. panoramic heads
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/16—Details concerning attachment of head-supporting legs, with or without actuation of locking members thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M2200/00—Details of stands or supports
    • F16M2200/02—Locking means
    • F16M2200/021—Locking means for rotational movement

Abstract

The invention provides a stable rotating platform suitable for supporting an ophthalmologic instrument, which relates to the technical field of medical instruments and comprises: a base, a fixing part, an adjusting part and an auxiliary part; the base is fixed on the workbench and is of a concave structure, and the base is rotatably connected with a rotating platform. The auxiliary seat C is connected with the base in an inserting mode, and when the fixing bolt A is screwed down, the rear end face of the auxiliary seat C is in contact with the locking nut, so that the locking nut can be prevented from loosening through the auxiliary seat C; that is to say, the auxiliary part of the present application can realize the rotation prevention of the handle, the loosening prevention of the lock nut, and the loosening prevention of the fixing bolt a, and solves the problem that the prior device can not realize the simultaneous locking of the adjusting part and the lock nut on the rotating platform through a locking structure; secondly, flexible adjustment of the fixing position and locking of the fixing bolt cannot be achieved simultaneously during fixing.

Description

Stable rotating table suitable for supporting ophthalmologic instrument
Technical Field
The invention relates to the technical field of medical instruments, in particular to a stable rotating table suitable for supporting an ophthalmologic instrument.
Background
At present, with the development of medical instruments, an ophthalmologic instrument is the most common instrument for ophthalmology, but in the case of the ophthalmologic instrument, a plurality of angles of observation are required to be performed during observation, and a rotating table is required to realize the observation.
However, with the current stable rotary table for supporting the conventional ophthalmologic instrument, firstly, the existing apparatus cannot achieve simultaneous locking of the adjusting portion and the lock nut on the rotary table by one locking structure; secondly, flexible adjustment of the fixing position and locking of the fixing bolt cannot be achieved simultaneously during fixing.
Disclosure of Invention
In view of the above, the present invention provides a stable rotary table for supporting an ophthalmic device, which includes an auxiliary portion, and by providing the auxiliary portion, simultaneous locking of an adjusting portion and a lock nut on the rotary table is achieved; the fixing part is further arranged, and flexible adjustment of the fixing position and looseness prevention of the fixing bolt can be achieved through arrangement of the fixing part.
The invention provides a stable type rotating platform suitable for supporting an ophthalmologic instrument, which specifically comprises: a base, a fixing part, an adjusting part and an auxiliary part; the base is fixed on the workbench, is of a concave structure and is rotatably connected with the rotating platform; the fixing part consists of two fixing plates, two sliding bulges and two fixing bolts B; two sliding grooves are symmetrically formed in the base, and the two sliding grooves are of T-shaped groove structures; each fixing plate is welded with a sliding bulge, and the sliding bulge is of a T-shaped structure; the sliding protrusion is matched with the sliding groove and is in sliding connection with the sliding groove; the adjusting part consists of a gear, an adjusting rod, a handle and a bulge, and the gear is arranged on the rotating platform; the auxiliary part comprises auxiliary seat C, fixing base, fastening bolt and elastic block, and auxiliary seat C installs on the base.
Optionally, two fixing bolts B are inserted into each fixing plate, and the four fixing bolts B are in threaded connection with the workbench; the fixed plate is a rectangular plate-shaped structure, the bottom end face of the fixed plate is higher than that of the base, and the fixed plate is slightly inclined after the fixed bolt B is screwed down.
Optionally, the base is fixedly connected with two auxiliary seats a through four fixing bolts a, the two auxiliary seats a are connected with the rotary table in a clamping manner, and the top end face and the bottom end face of the rotary table are polished.
Optionally, two auxiliary seats B are sleeved on the rotating shaft of the rotating table, and balls are mounted on each auxiliary seat B in an annular array, and the two auxiliary seats B are top end surfaces of the base respectively; the rotating shaft of the rotating platform is sleeved with an elastic pad, the rotating shaft of the rotating platform is in threaded connection with a locking nut, and when the locking nut is screwed down, the balls on the two auxiliary seats B are respectively in contact with the top end face and the bottom end face of the base.
Optionally, the adjusting rod is rotatably connected to the two auxiliary seats a, and the adjusting rod is provided with spiral teeth; the spiral teeth arranged on the adjusting rod are meshed with the gear, and the adjusting rod and the gear form a worm and gear structure together.
Optionally, the adjusting rod is fixedly connected with four baffle rings through bolts, and the two baffle rings on the left side are respectively contacted with the left end face and the right end face of the left auxiliary seat a; two right side keep off the ring and contact with the left end face and the right end face of right side auxiliary seat A respectively, and adjusting lever and four fender rings have constituteed two auxiliary seat A's limit structure jointly.
Optionally, a fixed seat is welded on the auxiliary seat C, and two fastening bolts are inserted into the fixed seat; the two fastening bolts are in threaded connection with the top end face of the base, and the bottom end face of the fixed seat is in abutting contact with the top end face of the fixed bolt A after the two fastening bolts are screwed down.
Optionally, the auxiliary seat C is connected to the base in an inserting manner, and when the fixing bolt a is screwed down, the rear end face of the auxiliary seat C contacts with the lock nut.
Optionally, a handle is welded on the adjusting rod, and bulges are welded on the handle in an annular array shape; the projections are semi-cylindrical structures, and the projections welded in an annular array form a friction force enhancing structure of the hand part;
the auxiliary seat C is adhered with an elastic block, and the elastic block is elastically contacted with the handle.
Advantageous effects
Through the arrangement of the adjusting part and the auxiliary part, firstly, the adjusting rod is rotatably connected to the two auxiliary seats A, and the adjusting rod is provided with spiral teeth; the spiral teeth arranged on the adjusting rod are meshed with the gear, and the adjusting rod and the gear form a worm and gear structure together, so that the rotating adjustment of the rotating platform can be realized, and the automatic locking after the rotating platform is adjusted can also be realized; secondly, the adjusting rod is welded with a handle, and the handle is welded with bulges in an annular array shape; the projections are semi-cylindrical structures, and the projections welded in an annular array form a friction force enhancing structure of the hand part; the auxiliary seat C is adhered with an elastic block, and the elastic block is elastically contacted with the handle, so that the friction type anti-rotation of the handle can be realized; thirdly, the auxiliary seat C is adhered with the elastic block which is in elastic contact with the handle, so that friction type anti-rotation of the handle can be realized; compared with the prior art, the double-locking device can realize double locking after adjustment.
Through the arrangement of the fixing part, firstly, two sliding grooves are symmetrically formed in the base, and the two sliding grooves are of T-shaped groove structures; each fixing plate is welded with a sliding bulge, and the sliding bulge is of a T-shaped structure; the sliding protrusion is matched with the sliding groove and is in sliding connection with the sliding groove, so that the fixed position can be replaced and adjusted; secondly, two fixing bolts B are inserted into each fixing plate, and the four fixing bolts B are in threaded connection with the workbench; the fixing plate is of a rectangular plate-shaped structure, the bottom end face of the fixing plate is higher than that of the base, and the fixing plate is slightly inclined after the fixing bolt B is screwed down, so that the fixing bolt B can be abutted through resilience force of the fixing plate; compared with the existing device, the fixing flexibility of the device is higher, and the looseness prevention of the fixing bolt B can also be realized.
Through the arrangement of the auxiliary part, firstly, a fixed seat is welded on the auxiliary seat C, and two fastening bolts are inserted on the fixed seat; the two fastening bolts are in threaded connection with the top end face of the base, and the bottom end face of the fixed seat is in abutting contact with the top end face of the fixed bolt A after the two fastening bolts are screwed down, so that on one hand, looseness prevention of the fixed bolt A can be realized, on the other hand, because the bottom end face of the fixed seat is in abutting contact with the top end face of the fixed bolt A, the bottom end face of the fixed seat is not in contact with the base, and the fixed seat can elastically deform after the two fixed bolts A are screwed down, so that the looseness probability of the fixed bolt A can be reduced through the resilience force of the fixed seat;
secondly, the auxiliary seat C is connected with the base in an inserting mode, and when the fixing bolt A is screwed down, the rear end face of the auxiliary seat C is in contact with the locking nut, so that the locking nut can be prevented from loosening through the auxiliary seat C; that is to say that the auxiliary portion of this application can realize the anti-rotation of handle, and can also realize locknut's locking not hard up to can also realize fixing bolt A's locking not hard up.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
The drawings in the following description relate to some embodiments of the invention only and are not intended to limit the invention.
In the drawings:
fig. 1 is a schematic axial view of the present invention.
Fig. 2 is an enlarged schematic view of fig. 1 at a.
Fig. 3 is a schematic front view of the present invention.
Fig. 4 is an enlarged view of the structure of fig. 3B according to the present invention.
Fig. 5 is a schematic bottom view of the present invention.
Fig. 6 is an enlarged view of the structure of fig. 5C according to the present invention.
Fig. 7 is a right view structural diagram of the present invention.
Fig. 8 is an enlarged view of fig. 7D according to the present invention.
Fig. 9 is an axial view of the present invention in a disassembled configuration.
List of reference numerals
1. A base; 101. a sliding groove; 102. an auxiliary seat A; 103. fixing the bolt A; 2. a fixed part; 201. a fixing plate; 202. a sliding projection; 203. a fixing bolt B; 3. a rotating table; 301. an auxiliary seat B; 302. a ball bearing; 303. locking the nut; 4. an adjustment part; 401. a gear; 402. an adjusting lever; 403. a handle; 404. a protrusion; 5. an auxiliary part; 501. an auxiliary seat C; 502. a fixed seat; 503. fastening a bolt; 504. an elastic block.
Detailed Description
In order to make the objects, aspects and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention will be described in detail with reference to the accompanying drawings. Unless otherwise indicated, terms used herein have the ordinary meaning in the art. Like reference symbols in the various drawings indicate like elements.
Example (b): please refer to fig. 1 to fig. 9:
the invention provides a stable rotating platform suitable for supporting an ophthalmologic instrument, which comprises: a base 1, a fixing part 2, an adjusting part 4 and an auxiliary part 5;
the base 1 is fixed on the workbench, the base 1 is of a concave structure, and the base 1 is rotatably connected with a rotating platform 3;
the fixing part 2 consists of two fixing plates 201, two sliding protrusions 202 and two fixing bolts B203;
the adjusting part 4 is composed of a gear 401, an adjusting rod 402, a handle 403 and a boss 404, and the gear 401 is mounted on the rotating table 3;
the auxiliary part 5 is composed of an auxiliary seat C501, a fixed seat 502, a fastening bolt 503 and an elastic block 504, and the auxiliary seat C501 is mounted on the base 1.
In addition, according to the embodiment of the present invention, as shown in fig. 1 and fig. 2, two sliding grooves 101 are symmetrically formed on the base 1, and both the two sliding grooves 101 are in a T-shaped groove structure;
each fixing plate 201 is welded with a sliding bulge 202, and the sliding bulge 202 is of a T-shaped structure; the sliding protrusion 202 is matched with the sliding groove 101, and the sliding protrusion 202 is slidably connected with the sliding groove 101, so that the fixed position can be changed and adjusted.
In addition, according to the embodiment of the present invention, as shown in fig. 1 and 2, two fixing bolts B203 are inserted into each fixing plate 201, and four fixing bolts B203 are screwed with the workbench; the fixing plate 201 is a rectangular plate-shaped structure, and the bottom end surface of the fixing plate 201 is higher than the bottom end surface of the base 1, and the fixing plate 201 is slightly inclined after the fixing bolt B203 is screwed, so that the fixing bolt B203 can be abutted by the resilience force of the fixing plate 201.
In addition, according to the embodiment of the present invention, as shown in fig. 3, two auxiliary seats a102 are fixedly connected to the base 1 by four fixing bolts a103, and both the two auxiliary seats a102 are connected to the rotary table 3 in a snap-fit manner, and both the top end surface and the bottom end surface of the rotary table 3 are subjected to polishing treatment, so that on one hand, auxiliary limit of the rotary table 3 can be achieved by the auxiliary seats a102, and on the other hand, frictional wear between the two can be reduced.
Furthermore, according to the embodiment of the present invention, as shown in fig. 3, two auxiliary seats B301 are sleeved on the rotation shaft of the rotation platform 3, and each auxiliary seat B301 is provided with balls 302 in an annular array, and the two auxiliary seats B301 are respectively top end surfaces of the base 1; an elastic pad is sleeved on the rotating shaft of the rotating platform 3, a locking nut 303 is connected to the rotating shaft of the rotating platform 3 in a threaded manner, and when the locking nut 303 is tightened, the balls 302 on the two auxiliary bases B301 are respectively in contact with the top end surface and the bottom end surface of the base 1, so that friction when the rotating platform 3 rotates can be reduced.
In addition, according to the embodiment of the present invention, as shown in fig. 3, the adjusting rod 402 is rotatably connected to the two auxiliary seats a102, and the adjusting rod 402 is provided with spiral teeth; the spiral teeth arranged on the adjusting rod 402 are meshed with the gear 401, and the adjusting rod 402 and the gear 401 jointly form a worm and gear structure, so that the rotating adjustment of the rotating platform 3 can be realized, and the automatic locking after the rotating platform 3 is adjusted can also be realized.
In addition, according to the embodiment of the present invention, as shown in fig. 3, four stop rings are fixedly connected to the adjusting rod 402 through bolts, and two stop rings on the left side are respectively in contact with the left end surface and the right end surface of the left auxiliary seat a 102; the two right baffle rings are respectively contacted with the left end face and the right end face of the right auxiliary seat A102, and the adjusting rod 402 and the four baffle rings jointly form a limiting structure of the two auxiliary seats A102, so that the stability of the auxiliary seat A102 can be improved.
In addition, according to the embodiment of the present invention, as shown in fig. 3 and 4, a fixing seat 502 is welded on the auxiliary seat C501, and two fastening bolts 503 are inserted into the fixing seat 502; two fastening bolts 503 all with base 1 top end face threaded connection, and when screwing up back fixing base 502 bottom face and fixing bolt A103 top end face abutting contact with two fastening bolts 503, thereby on the one hand, can realize fixing bolt A103 and prevent becoming flexible, on the other hand, because fixing base 502 bottom face and fixing bolt A103 top end face abutting contact, so fixing base 502 bottom face and base 1 are contactless, also will take place elastic deformation when screwing up back fixing base 502 with two fixing bolt A103, and then can reduce fixing bolt A103's not hard up probability through the resilience of fixing base 502.
Furthermore, according to the embodiment of the present invention, as shown in fig. 5 and 6, the auxiliary seat C501 is connected to the base 1 in a plugging manner, and when the fixing bolt a103 is tightened, the rear end surface of the auxiliary seat C501 is in contact with the lock nut 303, so that the lock nut 303 can be prevented from loosening by the auxiliary seat C501.
In addition, according to the embodiment of the present invention, as shown in fig. 7 and 8, the adjusting rod 402 is welded with the handle 403, and the handle 403 is welded with the protrusions 404 in a ring array; the bulges 404 are semi-cylindrical structures, and the bulges 404 welded in an annular array form a friction force enhancing structure of the hand part;
the auxiliary seat C501 is adhered with an elastic block 504, and the elastic block 504 is elastically contacted with the handle 403, so that friction type rotation prevention of the handle 403 can be realized.
The specific use mode and function of the embodiment are as follows:
when fixing, firstly, two sliding grooves 101 are symmetrically formed in the base 1, and the two sliding grooves 101 are both of a T-shaped groove structure; each fixing plate 201 is welded with a sliding bulge 202, and the sliding bulge 202 is of a T-shaped structure; the sliding protrusion 202 is matched with the sliding groove 101, and the sliding protrusion 202 is connected with the sliding groove 101 in a sliding manner, so that the fixed position can be replaced and adjusted; secondly, two fixing bolts B203 are inserted into each fixing plate 201, and the four fixing bolts B203 are in threaded connection with the workbench; the fixing plate 201 is a rectangular plate-shaped structure, the bottom end surface of the fixing plate 201 is higher than that of the base 1, and the fixing plate 201 is slightly inclined after the fixing bolt B203 is screwed, so that the fixing bolt B203 can be abutted by resilience of the fixing plate 201;
during adjustment, firstly, the adjusting rod 402 is rotatably connected to the two auxiliary seats a102, and the adjusting rod 402 is provided with helical teeth; the spiral teeth arranged on the adjusting rod 402 are meshed with the gear 401, and the adjusting rod 402 and the gear 401 jointly form a worm and gear structure, so that the rotating adjustment of the rotating platform 3 can be realized, and the automatic locking after the rotating platform 3 is adjusted can also be realized; secondly, as the adjusting rod 402 is welded with the handle 403, and the handle 403 is welded with the bulges 404 in an annular array; the bulges 404 are semi-cylindrical structures, and the bulges 404 welded in an annular array form a friction force enhancing structure of the hand part; an elastic block 504 is adhered to the auxiliary seat C501, and the elastic block 504 is elastically contacted with the handle 403, so that friction type rotation prevention of the handle 403 can be realized;
in the use process, firstly, the auxiliary seat C501 is welded with the fixed seat 502, and the fixed seat 502 is inserted with two fastening bolts 503; the two fastening bolts 503 are both in threaded connection with the top end face of the base 1, and when the two fastening bolts 503 are screwed down, the bottom end face of the fixing seat 502 is in abutting contact with the top end face of the fixing bolt A103, so that on one hand, the looseness prevention of the fixing bolt A103 can be realized, and on the other hand, because the bottom end face of the fixing seat 502 is in abutting contact with the top end face of the fixing bolt A103, the bottom end face of the fixing seat 502 is not in contact with the base 1, so that the fixing seat 502 can be elastically deformed after the two fixing bolts A103 are screwed down, and further, the looseness probability of the fixing bolt A103 can be reduced through the resilience of the fixing seat 502; secondly, because the auxiliary seat C501 is connected with the base 1 in an inserting manner, and when the fixing bolt A103 is screwed down, the rear end face of the auxiliary seat C501 is in contact with the locking nut 303, so that the locking nut 303 can be prevented from loosening through the auxiliary seat C501.
Finally, it should be noted that, when describing the positions of the components and the matching relationship therebetween, the present invention is usually illustrated by one/a pair of components, however, it should be understood by those skilled in the art that such positions, matching relationship, etc. are also applicable to other/other pairs of components.
The above are exemplary embodiments of the invention only, and are not intended to limit the scope of the invention, which is defined by the appended claims.

Claims (9)

1. A stabilized rotation stage adapted for supporting an ophthalmic instrument, comprising: a base (1), a fixed part (2), an adjusting part (4) and an auxiliary part (5); the base (1) is fixed on the workbench, the base (1) is of a concave structure, and the base (1) is rotatably connected with a rotating table (3); the fixing part (2) consists of two fixing plates (201), two sliding bulges (202) and two fixing bolts B (203); two sliding grooves (101) are symmetrically formed in the base (1), and the two sliding grooves (101) are both of a T-shaped groove structure; each fixing plate (201) is welded with a sliding bulge (202), and the sliding bulge (202) is of a T-shaped structure; the sliding protrusion (202) is matched with the sliding groove (101), and the sliding protrusion (202) is connected with the sliding groove (101) in a sliding mode; the adjusting part (4) consists of a gear (401), an adjusting rod (402), a handle (403) and a bulge (404), and the gear (401) is arranged on the rotating platform (3); the auxiliary part (5) is composed of an auxiliary seat C (501), a fixed seat (502), a fastening bolt (503) and an elastic block (504), and the auxiliary seat C (501) is installed on the base (1).
2. A stabilized rotation stage adapted for use in supporting an ophthalmic device according to claim 1, wherein: two fixing bolts B (203) are inserted into each fixing plate (201), and the four fixing bolts B (203) are in threaded connection with the workbench; the fixing plate (201) is of a rectangular plate-shaped structure, the bottom end face of the fixing plate (201) is higher than that of the base (1), and the fixing plate (201) is slightly inclined after the fixing bolt B (203) is screwed.
3. A stabilized rotation stage adapted for use in supporting an ophthalmic device according to claim 1, wherein: two auxiliary seat A (102) are fixedly connected to the base (1) through four fixing bolts A (103), the two auxiliary seat A (102) are connected with the rotating platform (3) in a clamping mode, and the top end face and the bottom end face of the rotating platform (3) are polished.
4. A stabilized rotation stage adapted for use in supporting an ophthalmic device according to claim 1, wherein: two auxiliary seats B (301) are sleeved on a rotating shaft of the rotating platform (3), balls (302) are arranged on each auxiliary seat B (301) in an annular array manner, and the two auxiliary seats B (301) are respectively the top end surfaces of the base (1); an elastic pad is sleeved on a rotating shaft of the rotating platform (3), a locking nut (303) is in threaded connection with the rotating shaft of the rotating platform (3), and when the locking nut (303) is screwed down, the balls (302) on the two auxiliary seats B (301) are respectively in contact with the top end face and the bottom end face of the base (1).
5. A stabilized rotation stage adapted for use in supporting an ophthalmic device according to claim 1, wherein: the adjusting rod (402) is rotatably connected to the two auxiliary seats A (102), and spiral teeth are formed in the adjusting rod (402); the spiral teeth arranged on the adjusting rod (402) are meshed with the gear (401), and the adjusting rod (402) and the gear (401) jointly form a worm and gear structure.
6. A stabilized rotation stage adapted for use in supporting an ophthalmic device according to claim 1, wherein: four baffle rings are fixedly connected to the adjusting rod (402) through bolts, and the two baffle rings on the left side are respectively contacted with the left end face and the right end face of the left auxiliary seat A (102); the two right baffle rings are respectively contacted with the left end face and the right end face of the right auxiliary seat A (102), and the adjusting rod (402) and the four baffle rings jointly form a limiting structure of the two auxiliary seats A (102).
7. A stabilized rotation stage adapted for use in supporting an ophthalmic device according to claim 1, wherein: a fixed seat (502) is welded on the auxiliary seat C (501), and two fastening bolts (503) are inserted into the fixed seat (502); the two fastening bolts (503) are both in threaded connection with the top end face of the base (1), and when the two fastening bolts (503) are screwed down, the bottom end face of the fixed seat (502) is in abutting contact with the top end face of the fixed bolt A (103).
8. A stabilized rotation stage adapted for use in supporting an ophthalmic device according to claim 1, wherein: the auxiliary seat C (501) is connected with the base (1) in an inserting mode, and when the fixing bolt A (103) is screwed down, the rear end face of the auxiliary seat C (501) is in contact with the locking nut (303).
9. A stabilized rotation stage adapted for use in supporting an ophthalmic device according to claim 1, wherein: a handle (403) is welded on the adjusting rod (402), and bulges (404) are welded on the handle (403) in an annular array shape; the bulges (404) are semi-cylindrical structures, and the bulges (404) welded in an annular array form a friction force enhancing structure of the hand part;
an elastic block (504) is adhered to the auxiliary seat C (501), and the elastic block (504) is elastically contacted with the handle (403).
CN202111445983.6A 2021-11-30 2021-11-30 Stable rotating table suitable for supporting ophthalmologic instrument Withdrawn CN114110346A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115350850A (en) * 2022-07-28 2022-11-18 邱冲野 Internal surface antirust coating device for machining of mechanical parts
CN115582581A (en) * 2022-11-25 2023-01-10 苏州新羽吉精密机械有限公司 Cutting equipment for manufacturing precision mechanical parts

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115350850A (en) * 2022-07-28 2022-11-18 邱冲野 Internal surface antirust coating device for machining of mechanical parts
CN115582581A (en) * 2022-11-25 2023-01-10 苏州新羽吉精密机械有限公司 Cutting equipment for manufacturing precision mechanical parts
CN115582581B (en) * 2022-11-25 2023-12-22 苏州新羽吉精密机械有限公司 Cutting equipment for manufacturing precision mechanical parts

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