CN216479766U - Novel reducing tractive structure - Google Patents

Abstract

The utility model provides a novel reducing traction structure, which belongs to the technical field of industrial endoscopes and comprises a first plug-pull shell, a square rocker main body fixedly installed in the first plug-pull shell through bolts and a second plug-pull shell fixedly installed at the bottom end of the first plug-pull shell, wherein an installation seat is arranged at the bottom end of the square rocker main body, an active traction steel wire is fixedly installed on the installation seat, and a spring pipe fixing seat is fixedly installed on the inner bottom wall of the second plug-pull shell. This neotype reducing tractive structure, when using reducing tractive structure, the rocker in the cubic rocker main part colludes certain angle, then the first V type sheave that the upwards tractive of initiative tractive steel wire on the mount pad drove corresponding position on the reducing wheel cross support rotates, and initiative tractive steel wire twines more than the round in advance in first V type sheave, ensures the stability of adjusting, then drives second V type sheave through the rope sheave and rotates.

Description

Novel reducing tractive structure

Technical Field

The utility model belongs to the technical field of industrial endoscopes, and particularly relates to a novel reducing traction structure.

Background

An endoscope, also called endoscope, is a multi-disciplinary universal tool, the function of which is to probe the depth of a bent pipeline, observe the part which can not be observed directly, observe the internal space structure and state in a sealed cavity, realize remote observation and operation, because of its special size design, the industrial endoscope can simply and accurately observe the internal surface structure or working state of an object without destroying the surface of the object to be detected, the nondestructive detection needs to use the industrial endoscope as a detection tool, is specially designed and produced for satisfying the industrial complex use environment, the endoscope detection is a detection technology which is widely applied gradually along with the development of the endoscope production and manufacturing technology, the industrial endoscope is mainly used for automobiles, aero-engines, pipelines, mechanical parts and the like, and can realize nondestructive detection without disassembling or destroying assembly and equipment stop operation, the method is widely applied to various departments of modern core industries such as aviation, automobiles, ships, electrical, chemical, electric power, gas, atomic energy, civil construction and the like.

The bending part of the endoscope usually adopts a four-wire traction method, the head part is provided with four steel wires connected to the control part, the upper, lower, left and right rocking bars of the control part are twisted, the steel wires in different directions can be respectively pulled, so that the bending head part swings towards the corresponding direction, most of the traction lengths are below 6m, the longer the distance, the smaller the bending angle of the snake bone part at the front end is, and the snake bone exceeding 6m can not be bent for more than 90 degrees in the traditional structure.

Present normal people's finger is when operating the rocker, and the normal distance of shaking of four directions is about 15mm, in order to realize one-hand operation, guarantee operating stability, and the longer rocker of not being too fit for, very big restriction endoscope tractive distance leads to the endoscope application range to dwindle greatly, influences the crooked angle of snake bone simultaneously, has reduced the accurate reliability of surveying, can not be applied to complicated production service environment in a flexible way, has reduced work efficiency, and the use limitation is higher.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel reducing traction structure, and aims to solve the problems of poor detection flexibility, poor reliability and low efficiency in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel reducing traction structure comprises a first plug-pull shell, a square rocker body fixedly arranged in the first plug-pull shell through bolts, and a second plug-pull shell fixedly arranged at the bottom end of the first plug-pull shell, wherein the bottom end of the square rocker body is provided with an installation seat, an active traction steel wire is fixedly arranged on the installation seat, a spring tube fixing seat is fixedly arranged on the inner bottom wall of the second plug-pull shell, an installation head is fixedly arranged at the bottom end of the spring tube fixing seat through a fastening component, the upper surface of the spring tube fixing seat is fixedly connected with a reducing wheel cross support through a connecting piece, an installation hole is formed in the outer surface of the reducing wheel cross support, a positioning hole is formed in the outer surface of the reducing wheel cross support, which is close to the installation hole, a bearing cover is fixedly arranged on the inner wall of the positioning hole through bolts, and bearings are fixedly arranged in the installation hole and the bearing cover, two be provided with the rope sheave between the bearing, the outer fixed surface of rope sheave is connected with first V type sheave, the one end fixed mounting of initiative tractive steel wire is on first V type sheave, the outer fixed surface that the rope sheave is close to first V type sheave is connected with second V type sheave, fixed mounting has driven tractive steel wire on the second V type sheave, the last fixed surface of spring tube fixing base installs the spring tube and adjusts the seat, driven tractive steel wire passes through the spring tube fixing base through the spring tube and adjusts the seat and extend to installation inside.

In order to enable the novel variable-diameter traction structure to achieve the effect of guaranteeing the variable-diameter operation stability, as an optimal choice of the utility model, the first V-shaped grooved wheel and the second V-shaped grooved wheel are concentric wheels, and the diameter of the first V-shaped grooved wheel is smaller than that of the second V-shaped grooved wheel.

In order to enable the novel reducing traction structure to achieve the effect of being convenient to assemble, disassemble and use, as a preferable mode of the utility model, the fastening component comprises a plug lock and a locking wheel, one end of the mounting head is clamped at the bottom end of the spring tube fixing seat, the plug lock is fixedly mounted at the bottom end of the second plug shell through a clamping block, the bottom end of the plug lock is clamped at the top end of the mounting head, and the locking wheel is fixedly mounted on the outer surface of the plug lock.

In order to ensure that the novel reducing traction structure achieves the effect of guaranteeing the stability of the installation support, as a preferable mode of the utility model, the connecting piece comprises a supporting column fixedly connected to the upper surface of the spring tube fixing seat, the bottom end of the reducing wheel cross support is provided with a connecting hole, and the reducing wheel cross support is fixedly connected with the supporting column through bolts arranged in the supporting column and the connecting hole.

In order to ensure that the novel reducing traction structure achieves the effect of guaranteeing the use safety of the steel wire, as an optimization of the utility model, the square rocker main body is positioned right above the reducing wheel cross support, the number of the mounting holes is consistent with that of the mounting seats, and the mounting seats are positioned right above the first V-shaped grooved wheels.

In order to enable the novel reducing traction structure to achieve the effect of improving the use flexibility, as an optimal choice of the utility model, the outer surface of the first plug-in shell is fixedly connected with the supporting frame, the outer surface of the second plug-in shell is fixedly connected with the mounting shell, and the upper surface of the mounting shell and the supporting frame are fixedly mounted.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the novel reducing traction structure is used, a rocker in a square rocker main body is hooked for a certain angle, then an active traction steel wire on a mounting seat is upwards pulled to drive a first V-shaped groove wheel at a corresponding position on a reducing wheel cross support to rotate, the active traction steel wire is pre-wound in the first V-shaped groove wheel for more than one circle to ensure the stability of adjustment, then a second V-shaped groove wheel is driven to rotate through the rope wheel, friction can be effectively reduced through a bearing on the rope wheel, the resistance when the rocker is operated is further reduced, the convenience of adjustment and use is effectively improved, the effective arc line length of the rotation of the second V-shaped groove wheel is longer under the condition of rotating the same angle, so that the driven traction steel wire is driven to realize the long-distance traction of an endoscope, the traction distance is effectively improved while the stable operation is ensured, and the use range of the endoscope is effectively expanded, guarantee endoscope snake bone can normally be crooked under long-distance tractive to be greater than ninety degrees, thereby guarantee the accurate reliability that the endoscope surveyed, can be applicable to different production service environment in a flexible way, the operation is simple more nimble, is favorable to improving work efficiency, and the practicality is stronger.

2. The novel reducing traction structure is characterized in that an active traction steel wire is respectively and correspondingly arranged on a mounting seat and a first V-shaped grooved wheel, and simultaneously the active traction steel wire is aligned to a square rocker main body through different angles of a reducing wheel cross support, so that the abrasion of the steel wire regulated in the inner part is effectively avoided, the use safety is ensured, the service life is favorably prolonged, the synchronous rotation of a first V-shaped grooved wheel and a second V-shaped grooved wheel which are concentric is adopted, the traction stability of the steel wire is ensured, meanwhile, the first V-shaped grooved wheel with a small diameter drives a second V-shaped grooved wheel with a large diameter, under the condition of rotating the same angle, the effective arc length of the rotation of the second V-shaped grooved wheel is longer, the long-distance traction is realized, the stability of the reducing traction operation is ensured, the endoscope steel wire is connected and installed through the mounting head is clamped and fixed on a spring pipe fixing seat through a plug-in lock, and then the clamping and fixing are carried out through a locking wheel, the safety and stability in the guarantee use, loading and unloading are changed more simple and conveniently moreover, use small and exquisite more nimble, use through the different equipment of installation shell cooperation according to the user demand, and guarantee tractive structure can be applicable to different service environment in a flexible way, greatly reduced the limitation of use.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic front view of an embodiment of the present invention;

FIG. 2 is a schematic illustration of a front view of an explosive structure in an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a cross-shaped support of the reducing wheel according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of an explosive structure of a reducing wheel cross bracket according to an embodiment of the utility model;

FIG. 5 is a schematic cross-sectional plan view of an embodiment of the present invention;

FIG. 6 is a schematic top cross-sectional view of an embodiment of the present invention.

In the figure: 1. a first pluggable housing; 2. a square rocker main body; 3. a second pluggable housing; 4. a mounting seat; 5. actively drawing the steel wire; 6. a spring tube fixing seat; 7. a mounting head; 8. a reducing wheel cross support; 9. mounting holes; 10. positioning holes; 11. a bearing cap; 12. a bearing; 13. a sheave; 14. a first V-shaped grooved wheel; 15. a second V-shaped grooved wheel; 16. drawing the steel wire in a driven manner; 17. a spring tube adjustment seat; 18. plugging and pulling out a lock; 19. a locking wheel; 20. a support pillar; 21. connecting holes; 22. a support frame; 23. and (5) mounting the shell.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides the following technical solutions: a novel reducing traction structure comprises a first plug-pull shell 1, a square rocker body 2 fixedly installed in the first plug-pull shell 1 through bolts and a second plug-pull shell 3 fixedly installed at the bottom end of the first plug-pull shell 1, wherein the bottom end of the square rocker body 2 is provided with a mounting seat 4, an active traction steel wire 5 is fixedly installed on the mounting seat 4, a spring tube fixing seat 6 is fixedly installed on the inner bottom wall of the second plug-pull shell 3, an installation head 7 is fixedly installed at the bottom end of the spring tube fixing seat 6 through a fastening component, a reducing wheel cross support 8 is fixedly connected to the upper surface of the spring tube fixing seat 6 through a connecting piece, an installation hole 9 is formed in the outer surface of the reducing wheel cross support 8, a positioning hole 10 is formed in the outer surface of the reducing wheel cross support 8, a bearing cover 11 is fixedly installed on the inner wall of the positioning hole 10 through bolts, and bearings 12 are fixedly installed in the installation hole 9 and the bearing cover 11, be provided with rope sheave 13 between two bearings 12, the outer fixed surface of rope sheave 13 is connected with first V type sheave 14, the one end fixed mounting of initiative tractive steel wire 5 is on first V type sheave 14, the outer fixed surface that rope sheave 13 is close to first V type sheave 14 is connected with second V type sheave 15, fixed mounting has driven tractive steel wire 16 on the second V type sheave 15, the upper surface fixed mounting of spring tube fixing base 6 has spring tube to adjust seat 17, driven tractive steel wire 16 passes through spring tube fixing base 6 through spring tube and adjusts seat 17 and extend to inside the installation head 7.

In the specific embodiment of the utility model, when a reducing traction structure is used, a rocker in a square rocker main body 2 is hooked for a certain angle, then the driving traction steel wire 5 on a mounting seat 4 is upwards pulled to drive a first V-shaped grooved pulley 14 at a corresponding position on a reducing wheel cross support 8 to rotate, the driving traction steel wire 5 is pre-wound for more than one circle in the first V-shaped grooved pulley 14 to ensure the stability of adjustment, then the rope pulley 13 is used to drive a second V-shaped grooved pulley 15 to rotate, the friction can be effectively reduced through a bearing 12 on the rope pulley 13, the resistance when the rocker is operated is further reduced, the convenience of adjustment and use is effectively improved, under the condition of rotating the same angle, the effective arc length of the rotation of the second V-shaped grooved pulley 15 is longer, so that the driven traction steel wire 16 is driven to realize the long-distance traction of an endoscope, the traction distance is effectively improved while the operation stability is ensured, the application range of the endoscope is effectively enlarged, the snake bone of the endoscope can be normally bent under the long-distance traction, and the snake bone is more than ninety degrees, so that the accurate reliability of the detection of the endoscope is guaranteed, the endoscope can be flexibly suitable for different production and use environments, the operation is simpler and more flexible, the improvement of the working efficiency is facilitated, and the practicability is stronger.

Specifically, the first V-shaped sheave 14 and the second V-shaped sheave 15 are concentric wheels, and the diameter of the first V-shaped sheave 14 is smaller than that of the second V-shaped sheave 15. Through concentric first V type sheave 14 and the synchronous rotation of second V type sheave 15, ensure steel wire tractive's stability, simultaneously through the first V type sheave 14 of minor diameter drive major diameter's second V type sheave 15, under the condition of rotating same angle, the effective pitch arc length of the pivoted of second V type sheave 15 will be longer to realized long distance tractive, ensured reducing tractive operation's stability, it uses the flexibility to improve, it is more convenient to use.

Specifically, fastening components include plug lock 18 and locking wheel 19, and the one end joint of installation head 7 is in the bottom of spring pipe fixing base 6, and plug lock 18 passes through fixture block fixed mounting in the bottom of second plug casing 3, and the bottom joint of plug lock 18 is on the top of installation head 7, and locking wheel 19 fixed mounting is in the surface of plug lock 18. The endoscope steel wire is connected and installed through the installation head 7, then the installation head 7 is tightly clamped and fixed on the spring tube fixing seat 6 through the plug lock 18, and then the clamping and fixing are carried out through the locking wheel 19, so that the safety and stability in the use process are guaranteed, the assembly and disassembly are simpler and more convenient, and the use is more small and flexible.

Specifically, the connecting piece includes support column 20 of fixed connection at 6 upper surfaces of spring pipe fixing base, and connecting hole 21 has been seted up to the bottom of reducing wheel cross support 8, and reducing wheel cross support 8 is through setting up bolt and support column 20 fixed connection in support column 20 and connecting hole 21. With reducing wheel cross support 8 through the bolt fastening on support column 20, can ensure the stability that reducing wheel cross support 8 and spring pipe fixing base 6 are connected to guarantee the rapid stabilization that the steel wire reducing was adjusted, improve the accuracy reliable that uses, it is more convenient to load and unload in addition, is favorable to improving the flexibility that uses, satisfies the production and use demand.

Specifically, the square rocker main body 2 is located right above the reducing wheel cross support 8, the number of the mounting holes 9 is consistent with that of the mounting seats 4, and the mounting seats 4 are located right above the first V-shaped grooved wheels 14. The active traction steel wire 5 is correspondingly installed on the installation seat 4 and the first V-shaped grooved wheel 14 respectively, and the square rocker main body 2 is aligned at different angles through the reducing wheel cross support 8, so that the abrasion of the steel wire adjusted in the inner part is effectively avoided, the use safety is guaranteed, and the service life is prolonged.

Specifically, the outer surface of the first plug housing 1 is fixedly connected with the supporting frame 22, the outer surface of the second plug housing 3 is fixedly connected with the mounting shell 23, and the upper surface of the mounting shell 23 is fixedly mounted on the supporting frame 22. After fixing the carriage 22 on the installation shell 23, according to the user demand through the different equipment use of installation shell 23 cooperation, guarantee tractive structure can be applicable to different service environment in a flexible way, greatly reduced the limitation of use.

It should be noted that, in the following description,

the mechanical structure and operation principle of the four-way rocker body 2, the bearing cover 11 and the bearing 12 device are all in the prior art, so the detailed mechanical structure and operation principle are not described in the text.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a novel reducing tractive structure, includes first plug casing (1), through square rocker main part (2) and fixed mounting second plug casing (3) in first plug casing (1) bottom of bolt fixed mounting in first plug casing (1), its characterized in that: the bottom of the square rocker main body (2) is provided with a mounting seat (4), an active traction steel wire (5) is fixedly mounted on the mounting seat (4), a spring pipe fixing seat (6) is fixedly mounted on the inner bottom wall of the second plug shell (3), a mounting head (7) is fixedly mounted at the bottom end of the spring pipe fixing seat (6) through a fastening component, the upper surface of the spring pipe fixing seat (6) is fixedly connected with a reducing wheel cross support (8) through a connecting piece, a mounting hole (9) is formed in the outer surface of the reducing wheel cross support (8), a positioning hole (10) is formed in the outer surface, close to the mounting hole (9), of the reducing wheel cross support (8), a bearing cover (11) is fixedly mounted on the inner wall of the positioning hole (10) through a bolt, and bearings (12) are fixedly mounted in the mounting hole (9) and the bearing cover (11), two be provided with rope sheave (13) between bearing (12), the external fixed surface of rope sheave (13) is connected with first V type sheave (14), the one end fixed mounting of initiative tractive steel wire (5) is on first V type sheave (14), the external fixed surface that rope sheave (13) is close to first V type sheave (14) is connected with second V type sheave (15), fixed mounting has driven tractive steel wire (16) on second V type sheave (15), the last fixed surface of spring pipe fixing base (6) installs spring pipe and adjusts seat (17), driven tractive steel wire (16) are through spring pipe regulation seat (17) run through spring pipe fixing base (6) and extend to inside installation head (7).

2. The novel reducing traction structure as claimed in claim 1, wherein: the first V-shaped grooved wheel (14) and the second V-shaped grooved wheel (15) are concentric wheels, and the diameter of the first V-shaped grooved wheel (14) is smaller than that of the second V-shaped grooved wheel (15).

3. The novel reducing traction structure as claimed in claim 1, wherein: the fastening component comprises a plug lock (18) and a locking wheel (19), one end of the mounting head (7) is connected with the bottom end of the spring tube fixing seat (6) in a clamped mode, the plug lock (18) is fixedly mounted at the bottom end of the second plug shell (3) through a clamping block, the bottom end of the plug lock (18) is connected with the top end of the mounting head (7) in a clamped mode, and the locking wheel (19) is fixedly mounted on the outer surface of the plug lock (18).

4. The novel reducing traction structure as claimed in claim 1, wherein: the connecting piece includes support column (20) of fixed connection at spring pipe fixing base (6) upper surface, connecting hole (21) have been seted up to the bottom of reducing wheel cross support (8), bolt and support column (20) fixed connection through setting up in support column (20) and connecting hole (21) are taken turns in reducing wheel cross support (8).

5. The novel reducing traction structure as claimed in claim 1, wherein: the square rocker body (2) is located right above the reducing wheel cross support (8), the number of the mounting holes (9) is consistent with that of the mounting seats (4), and the mounting seats (4) are located right above the first V-shaped grooved wheels (14).

6. The novel reducing traction structure as claimed in claim 1, wherein: the outer fixed surface of first plug casing (1) connects carriage (22), the outer fixed surface of second plug casing (3) is connected with installation shell (23), the upper surface and carriage (22) of installation shell (23) are fixed mounting.

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