CN211242016U - Photographic lens positioning protection device - Google Patents

Abstract

The utility model discloses a photographic lens location protection device, including portable box, adjustable ring, reset spring, sponge piece and perpendicular dish, the internal fixing of portable box has the fixing base, the adjustable ring is installed in the fixing base, and the adjustable ring inboard is fixed with the function lug to function lug and the terminal laminating of trolley pole, be fixed with the locating plate on the trolley pole, and be provided with the contact pad on the locating plate, be fixed with perpendicular dish on the portable box inner wall, and be fixed with horizontal threaded rod on the perpendicular dish to horizontal threaded rod and sliding seat interconnect, the sliding seat sets up in the portable box, and the sliding seat internal fixation has the sponge piece. This photographic lens location protection device adopts neotype structural design for this device can carry out stable location to the photographic lens of different diameters fixedly, guarantees that the displacement can not appear in the photographic lens and rocks, and convenient operation, the access operation of photographic lens that carries on that can be convenient.

Description

Photographic lens positioning protection device

Technical Field

The utility model relates to a movie & TV equipment technical field specifically is a photographic lens location protection device.

Background

The photographing lens refers to an optical component used by a film camera for generating an image, and the photographing lens includes various types such as a standard lens, a wide-angle lens, and a telescope lens, and is often stored in a suitcase provided with a sponge because the photographing lens has a precise internal structure and a high manufacturing cost.

With the continuous use of photographic lenses, the following problems are found in the actual use process:

offer the recess that accords with the camera lens shape on the sponge in the current suitcase of depositing photographic lens, arrange photographic lens in the recess, this kind of mode of depositing can't carry out stable spacing protection to photographic lens, and when the suitcase received the collision, the camera lens was very easily removed impairedly, and the recess size of seting up on the sponge is fixed, can only place the camera lens of fixed size.

Therefore, it is necessary to design a positioning protection device for a photographing lens to solve the above problems.

Disclosure of Invention

An object of the utility model is to provide a photographic lens location protection device to propose in solving above-mentioned background art and can't carry out stable spacing protection to photographic lens, the recess size of seting up on the sponge is fixed, can only place the problem of fixed dimension's camera lens.

In order to achieve the above object, the utility model provides a following technical scheme: a photographic lens positioning protection device comprises a portable box body, an adjusting ring, a reset spring, a sponge block and a vertical disc, wherein a fixed seat is fixed in the portable box body, a top bolt is fixed at the top of the fixed seat, a fastening nut is installed on the top bolt, the top bolt penetrates through a track window, the track window is arranged on an operation plate, the operation plate is installed at the top of the fixed seat, the operation plate is connected with the top of the adjusting ring, the adjusting ring is installed in the fixed seat, a functional lug is fixed on the inner side of the adjusting ring and is attached to the tail end of a pulley lever, a positioning plate is fixed on the pulley lever and is provided with a contact pad, the reset spring is fixed on the positioning plate, the tail end of the reset spring is connected with the fixed seat, the vertical disc is fixed on the inner wall of the portable box body, and a horizontal threaded rod, and the horizontal threaded rod is connected with the movable seat, the movable seat is arranged in the suitcase body, and a sponge block is fixed in the movable seat.

Preferably, the top bolts are symmetrically distributed around the center of the fixing seat, the top bolts and the fixing seat are made of polyvinyl chloride, and the top bolts are in sliding connection with the track window.

Preferably, the operating panel is sliding connection with the groove in the top of the fixing seat, the operating panel is connected with the adjusting ring in a meshed manner, and the adjusting ring is tightly attached to the inner wall of the annular space in the fixing seat.

Preferably, the functional lug is distributed on the inner side of the adjusting ring at an equal angle relative to the center of the adjusting ring, and the binding surface of the functional lug and the pulley rod tail end pulley is a cambered surface.

Preferably, the pulley lever and the fixing seat are in sliding connection, the pulley lever and the arc-shaped positioning plate made of polyvinyl chloride are in adhesive connection, and the positioning plate and the contact pad made of rubber are in adhesive connection.

Preferably, the horizontal threaded rod forms a rotating mechanism with the suitcase body through a bearing arranged at the tail end of the horizontal threaded rod, the horizontal threaded rod is in threaded connection with a hole formed in the movable seat, the horizontal threaded rod is symmetrically distributed about the center of the movable seat, and the movable seat made of polyvinyl chloride is in sliding connection with the suitcase body.

Compared with the prior art, the beneficial effects of the utility model are that: the photographic lens positioning and protecting device adopts a novel structural design, so that the device can stably position and fix photographic lenses with different diameters, ensures that the photographic lenses do not shift and shake, is convenient to operate, and can conveniently carry out the access operation of the photographic lenses;

1. the structure consisting of the fastening nut, the track window, the operation plate, the adjusting ring, the functional lug, the pulley lever, the positioning plate and the contact pad can clamp and fix photographic lenses with different diameters, and is convenient and fast to operate;

2. the structure that horizontal threaded rod and perpendicular dish are constituteed, the ascending position of adjustment sliding seat in the horizontal direction that can be convenient makes sliding seat and sponge piece can follow the horizontal direction and extrude photographic lens, fixes a position fixedly to photographic lens.

Drawings

FIG. 1 is a schematic side view of a sectional structure of the movable seat of the present invention;

FIG. 2 is a schematic view of the front cross-sectional structure of the fixing base of the present invention;

FIG. 3 is a schematic view of the adjusting ring of the present invention in a front view;

fig. 4 is a schematic view of the operating panel and the movable seat of the present invention.

In the figure: 1. carrying case bodies; 2. a fixed seat; 3. a jack bolt; 4. fastening a nut; 5. a track window; 6. an operation panel; 7. an adjusting ring; 8. a functional bump; 9. a pulley lever; 10. positioning a plate; 11. a contact pad; 12. a return spring; 13. a movable seat; 14. a sponge block; 15. a horizontal threaded rod; 16. a vertical disk.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a photographic lens positioning protection device comprises a suitcase body 1, a fixed seat 2, a top bolt 3, a fastening nut 4, a track window 5, an operation plate 6, an adjusting ring 7, a functional lug 8, a pulley lever 9, a positioning plate 10, a contact pad 11, a reset spring 12, a movable seat 13, a sponge block 14, a horizontal threaded rod 15 and a vertical disc 16, wherein the fixed seat 2 is fixed in the suitcase body 1, the top of the fixed seat 2 is fixed with the top bolt 3, the fastening nut 4 is installed on the top bolt 3, the top bolt 3 penetrates through the track window 5, the track window 5 is arranged on the operation plate 6, the operation plate 6 is installed on the top of the fixed seat 2, the operation plate 6 is connected with the top of the adjusting ring 7, the adjusting ring 7 is installed in the fixed seat 2, the functional lug 8 is fixed on the inner side of the adjusting ring 7, the functional lug 8 is attached to the tail end of the pulley lever 9, and be provided with contact pad 11 on the locating plate 10 to be fixed with reset spring 12 on the locating plate 10, reset spring 12 end is connected with fixing base 2 simultaneously, is fixed with perpendicular dish 16 on the suitcase body 1 inner wall, and is fixed with horizontal threaded rod 15 on the perpendicular dish 16, and horizontal threaded rod 15 and sliding seat 13 interconnect, and sliding seat 13 sets up in suitcase body 1, and sliding seat 13 internal fixation has sponge piece 14.

In this example, the top bolts 3 are symmetrically distributed about the center of the fixed seat 2, the top bolts 3 and the fixed seat 2 are made of polyvinyl chloride, the top bolts 3 are in sliding connection with the track window 5, and the operation plate 6 can stably slide relative to the top bolts 3 through the track window 5 due to the structural design;

the operating plate 6 is in sliding connection with the groove in the top of the fixed seat 2, the operating plate 6 is in meshed connection with the adjusting ring 7, the adjusting ring 7 is tightly attached to the inner wall of the annular space in the fixed seat 2, the operating plate 6 can stably perform sliding displacement in the horizontal direction due to the structural design, and the adjusting ring 7 is driven to slide and rotate by utilizing the meshed connection relation;

3 functional lugs 8 are distributed on the inner side of the adjusting ring 7 at equal angles relative to the center of the adjusting ring 7, and the binding surfaces of the functional lugs 8 and the pulley at the tail end of the pulley lever 9 are cambered surfaces, so that the functional lugs 8 can extrude and push the pulley lever 9 by utilizing the cambered surfaces when rotating along with the adjusting ring 7;

the pulley rod 9 is in sliding connection with the fixed seat 2, the pulley rod 9 is in adhesive connection with the arc-shaped positioning plate 10 made of polyvinyl chloride, the positioning plate 10 is in adhesive connection with the contact pad 11 made of rubber, and the pulley rod 9 can drive the positioning plate 10 to perform displacement sliding when being pushed by the arc surface of the functional bump 8 due to the structural design;

horizontal threaded rod 15 constitutes slewing mechanism through the bearing of its end installation and suitcase body 1, and the hole of seting up on horizontal threaded rod 15 and the sliding seat 13 is threaded connection, and horizontal threaded rod 15 is about 13 central symmetry on the sliding seat, and the sliding seat 13 and the suitcase body 1 of polyvinyl chloride material are sliding connection simultaneously, and foretell structural design makes horizontal threaded rod 15 when rotating, can utilize the stable sliding displacement of threaded connection relation promotion sliding seat 13 in suitcase body 1.

The working principle is as follows: when the device is used, the upper cover of the suitcase body 1 is opened, one end of the lens is inserted into the fixed seat 2 in the picture 1 from left to right, and at the moment, one end of the lens is positioned at the inner side of the positioning plate 10 in the hole formed in the fixed seat 2 in the picture 2 and the picture 3;

unscrewing a fastening nut 4 in the drawing 2, the fastening nut 4 no longer extrudes and fixes an operating plate 6 on the top of a fixed seat 2, the operating plate 6 is shifted to slide rightwards, the operating plate 6 drives an adjusting ring 7 in the drawing 3 to drive a functional lug 8 to rotate clockwise, the cambered surface of the functional lug 8 extrudes a pulley arranged at the tail end of a pulley rod 9, the pulley rod 9 is pushed towards the lens direction, the pulley rod 9 drives a positioning plate 10 and a contact pad 11 to be close to the side of the lens and stretch a reset spring 12, the contact pads 11 on 3 positioning plates 10 in the drawing 3 are simultaneously contacted with the side of the lens to clamp and fix the lens, the fastening nut 4 is screwed, the fastening nut 4 extrudes and fixes the operating plate 6, the position of the adjusting ring 7 is clamped by the operating plate 6, and the positioning plate 10 and;

then simultaneously turning 2 vertical discs 16 in the drawing 4, wherein the vertical discs 16 drive a horizontal threaded rod 15 to rotate, when the horizontal threaded rod 15 in the drawing 1 rotates, the movable seat 13 is pushed to approach the left end of the lens by utilizing the threaded connection relation until the left end of the lens is inserted into a central hole of a sponge block 14, the movable seat 13 cannot continuously slide and move in the suitcase body 1, the vertical discs 16 stop rotating, the movable seat 13 extrudes the lens from the horizontal direction, the extrusion and fixation of the lens are completed, an upper cover of the suitcase body 1 is closed, and the lens can be transferred through a lifting handle after being locked;

when the lens needs to be taken out, the upper cover only needs to be opened again, the vertical disc 16 reversely rotates, the movable seat 13 in the figure 1 is enabled to slide leftwards and reset, the left end of the lens is far away, the fastening nut 4 is unscrewed again, the operating plate 6 in the figure 2 is shifted leftwards and slides rightwards, the adjusting ring 7 is driven to drive the functional lug 8 to rotate anticlockwise and reset, the functional lug 8 does not extrude and push the pulley rod 9 any more, the pulley rod 9 and the positioning plate 10 reset under the action of the stretched reset spring 12, the lens is far away, the clamping and fixing of the lens are relieved, and the lens can be taken out.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a photographic lens location protection device, includes suitcase body (1), adjustable ring (7), reset spring (12), sponge piece (14) and perpendicular dish (16), its characterized in that: the portable box body (1) is internally fixed with a fixed seat (2), the top of the fixed seat (2) is fixed with a top bolt (3), the top bolt (3) is provided with a fastening nut (4), the top bolt (3) penetrates through a track window (5), the track window (5) is arranged on an operation plate (6), the operation plate (6) is arranged at the top of the fixed seat (2), the operation plate (6) is mutually connected with the top of an adjusting ring (7), the adjusting ring (7) is arranged in the fixed seat (2), a functional lug (8) is fixed on the inner side of the adjusting ring (7), the functional lug (8) is attached to the tail end of a pulley rod (9), a positioning plate (10) is fixed on the pulley rod (9), a contact pad (11) is arranged on the positioning plate (10), a reset spring (12) is fixed on the positioning plate (10), and the tail end of the reset spring (12) is connected with the fixed seat (2), be fixed with perpendicular dish (16) on portable box body (1) inner wall, and be fixed with horizontal threaded rod (15) on perpendicular dish (16) to horizontal threaded rod (15) and sliding seat (13) interconnect, sliding seat (13) set up in portable box body (1), and sliding seat (13) internal fixation has sponge piece (14).

2. A photographic lens positioning protection device as claimed in claim 1, wherein: the jacking bolts (3) are symmetrically distributed about the center of the fixing seat (2), the jacking bolts (3) and the fixing seat (2) are made of polyvinyl chloride, and the jacking bolts (3) are in sliding connection with the track window (5).

3. A photographic lens positioning protection device as claimed in claim 1, wherein: operating panel (6) and fixing base (2) top recess are sliding connection, and operating panel (6) and adjustable ring (7) are connected for the meshing to adjustable ring (7) and the inside annular space inner wall of fixing base (2) closely laminate.

4. A photographic lens positioning protection device as claimed in claim 1, wherein: the functional lug (8) is distributed with 3 on the inner side of the adjusting ring (7) at equal angles relative to the center of the adjusting ring (7), and the binding surface of the functional lug (8) and the pulley at the tail end of the pulley rod (9) is set to be a cambered surface.

5. A photographic lens positioning protection device as claimed in claim 1, wherein: the pulley rod (9) is in sliding connection with the fixing seat (2), the pulley rod (9) is in adhesive connection with the arc-shaped positioning plate (10) made of polyvinyl chloride, and the positioning plate (10) is in adhesive connection with the contact pad (11) made of rubber.

6. A photographic lens positioning protection device as claimed in claim 1, wherein: the horizontal threaded rod (15) forms a rotating mechanism with the suitcase body (1) through a bearing arranged at the tail end of the horizontal threaded rod, holes formed in the horizontal threaded rod (15) and the movable seat (13) are in threaded connection, the horizontal threaded rod (15) is symmetrically distributed about the center of the movable seat (13), and meanwhile, the movable seat (13) made of polyvinyl chloride is in sliding connection with the suitcase body (1).

Images