CN104706309A - Speculum and bending part structure for speculum - Google Patents
Speculum and bending part structure for speculum Download PDFInfo
- Publication number
- CN104706309A CN104706309A CN201510143196.4A CN201510143196A CN104706309A CN 104706309 A CN104706309 A CN 104706309A CN 201510143196 A CN201510143196 A CN 201510143196A CN 104706309 A CN104706309 A CN 104706309A
- Authority
- CN
- China
- Prior art keywords
- sight glass
- part structure
- curved part
- speculum
- insertion tube
- 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.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00131—Accessories for endoscopes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/005—Flexible endoscopes
- A61B1/0051—Flexible endoscopes with controlled bending of insertion part
- A61B1/0055—Constructional details of insertion parts, e.g. vertebral elements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
- A61B1/05—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
Abstract
The invention aims at providing a bending part structure for a speculum and the speculum containing the bending part structure for the speculum. The bending part structure for the speculum is simple in structure and convenient to manufacture. The bending part structure for the speculum, provided by the invention, is formed by connecting two springs in parallel, wherein a passage is formed in the two springs which are connected in parallel, and the bending part structure takes an overlapped part of the two in-parallel springs as a support and bends towards a non-overlapping part. The speculum further comprises a camera and an insert tube, wherein one end of the bending part structure for the speculum is connected with one end of the insert tube, the passage is communicated with a passage in the insert tube, and bending traction substances are arranged at a non-overlapping area of the two springs of the bending part structure for the speculum. The speculum and the bending part structure for the speculum can be applied to the field of speculum equipment.
Description
Technical field
The present invention relates to a kind of viewing instruments, particularly relate to a kind of sight glass curved part structure, and contain the sight glass of this curved part structure.
Background technology
Sight glass has multiple, as medical speculum, industrial sight glass and police sight glass etc.Sight glass generally comprises first end, insertion tube and curved part structure, is provided with the parts such as camera lens, light source in first end, utilizes can control first end through the angle steel wire in insertion tube and curved part structure and carry out bending turning to.In insertion tube, need to arrange corresponding holding wire to the input of the device such as camera lens, light source electric energy and luminous energy etc., outside output image signal.Along with the development of science and technology and the raising of people's living standard, also more and more higher to the instructions for use of the products such as sight glass, high accuracy sight glass is all the more so.Also correspondingly there is change in the processing technology of sight glass.For the warp architecture part of sight glass, publication number be CN101677752B patent discloses a kind of curved part of endoscope, this curved part of endoscope comprise have cylindrical portion, be set up in parallel coaxially and interconnected multiple joint rings mutually; A joint ring in adjacent two joint rings has protuberance that be wholely set with above-mentioned cylindrical portion, that extend along the radial direction of above-mentioned cylindrical portion; Another joint ring in two adjacent joint rings has receiving portion that be wholely set with above-mentioned cylindrical portion, that insert for above-mentioned protuberance, and above-mentioned protuberance can rotate relative to above-mentioned receiving portion centered by the length axes of above-mentioned protuberance; Each joint ring has extend across with the circumferencial direction of above-mentioned cylindrical portion in above-mentioned cylindrical portion disengaged or utilizes laser weld to engage complete discontinuous portion, when adjacent two joint rings link up or after linking up, above-mentioned discontinuous portion is disengaged condition.But this complex structure, component is many, installs inconvenience.Publication number is that the Chinese patent of CN103536268A discloses a kind of curved part of endoscope structure, it includes the tubulose pitch circle of multipair series winding one, the upper and lower both sides in the inner left and right sides and outer end of a described tubulose pitch circle in often pair of described tubulose pitch circle are respectively equipped with tongue and the outer tongue of two panels in protruding two panels, upper and lower both sides, the inner of tubulose pitch circle and the left and right sides, outer end described in another are respectively equipped with tongue and the outer tongue of two panels in protruding two panels, in described two panels, tongue and the outer tongue of two panels are also respectively equipped with interior tongue connecting hole and outer tongue connecting hole; The described tubulose pitch circle of often pair and adjacent two is all connected pin by two of being located on the outer tongue connecting hole of tongue connecting hole and the outer tongue of two panels in tongue in two panels described in its abutting end to described tubulose pitch circle and is rotatably connected; And, adjacent two to described tubulose pitch circle respectively its left inside sidewall and right inside sidewall, on medial wall and lower medial wall be provided with and wear guiding disc spring wherein for corresponding operating silk.Similarly, there is complex structure in this technical scheme equally, and difficulty of processing is large, makes the problems such as inconvenient.
Summary of the invention
Technical problem to be solved by this invention overcomes the deficiencies in the prior art, aims to provide a kind of structure simple, sight glass curved part structure easy to make and contain the sight glass of this sight glass curved part structure.
The technical scheme that sight glass curved part structure of the present invention adopts is: this structure by two springs through being formed in parallel, passage is formed in parallel with one another two described springs, described curved part structure using the lap after two described spring parallel connections as support, to non-overlapped bend portions.
Further, the circular in cross-section of described spring, fan-shaped, triangle, ellipse or the composite figure that is made up of several figures above-mentioned.
Further, outside described curved part structure, protective layer is arranged with.
Further, described protective layer is plastics or metal canula.
The technical scheme that sight glass of the present invention adopts is: this sight glass comprises above-mentioned sight glass curved part structure, also comprise photographic head and insertion tube, one end of described sight glass curved part structure is connected with one end of described insertion tube, described passage is connected with the passage in described insertion tube, and the Non-overlapping Domain place of two springs on described sight glass curved part structure is provided with bending traction thing.
Further, described sight glass also includes first end, and described photographic head is arranged in described first end, and described first end is arranged on the other end place relative with described insertion tube junction on described sight glass curved part structure.
Further, described bending traction thing is steel wire or chemical fibre.
Further, the end of incoming cables of described first end is provided with the first clamping slot, the leading-out terminal of described insertion tube is provided with the second clamping slot, described sight glass curved part structure is connected with described insertion tube with described first end with described second clamping slot respectively by described first clamping slot, in described first clamping slot and described second clamping slot, be provided with the through hole communicated with described passage.
The invention has the beneficial effects as follows: the present invention abandons existing way completely, more simple spring structure is adopted to design, adopt two springs through being formed in parallel, service aisle is formed in parallel with one another two described springs, by the Parallel Design of dual spring, curved part structure can be bent to both direction easily, complete the function of needs; Structure of the present invention is simple, and it is very convenient to make, and cost is low, greatly reduces the labor intensity of staff, reduces cost of labor.
Because described sight glass comprises above-mentioned sight glass curved part structure, also comprise photographic head and insertion tube, one end of described sight glass curved part structure is connected with one end of described insertion tube, described passage is connected with the passage in described insertion tube, and the Non-overlapping Domain place of two springs on described sight glass curved part structure is provided with bending traction thing; So, the described bending primer pair sight glass curved part structure travel direction that leads controls, in addition, described insertion tube is combined with described sight glass curved part structure, the installation of sight glass can be realized, so sight glass structure of the present invention is simple, easy to make, effectively can reduce costs the labor intensity with staff.
Accompanying drawing explanation
Fig. 1 is the cross sectional representation of the first structure of curved part structure of the present invention;
Fig. 2 is the cross sectional representation of curved part structure the second structure of the present invention;
Fig. 3 is the cross sectional representation of the third structure of curved part structure of the present invention;
Fig. 4 is the easy structure schematic diagram of described sight glass.
Detailed description of the invention
embodiment one:
As shown in Figure 1 to Figure 3, sight glass curved part structure of the present invention through being formed in parallel, forms passage 2 by two springs 1 in parallel with one another two described springs 1.Described curved part structure using the lap after the parallel connection of two described springs 1 as support, to non-overlapped bend portions.The direction of rotation of two described springs 1 is contrary, also can be identical.In the present embodiment, the quantity of described passage 2 is three, and the passage being wherein positioned at centre position, as service aisle, is positioned at the passage of both sides as control channel.Described control channel comprises two (when sight glass only needs to bend to a direction, also can be one, this is arranged according to practical situation), these two control channels lay respectively at the both sides of described curved part structure, the bending traction thing of sight glass is arranged in described control channel, and other is arranged in service aisle as conduit equipment etc.; But for medical speculum, need to arrange separately a service aisle to input medicinal liquid or to export body fluid etc.Or described control channel and described service aisle are same passage, during making, angle steel wire, guide-lighting equipment etc. are arranged in same passage.The circular in cross-section of described spring 1, fan-shaped, triangle, ellipse or the composite figure be made up of several figures above-mentioned.In the present embodiment using coil component spring as a part for curved part structure.Protective layer 3 is arranged with outside described curved part structure.Described protective layer 3 is plastics or metal canula, also can be flexible pipe.In the present embodiment, described protective layer 3 is plastic bushing.
Curved part structure of the present invention utilizes two springs to carry out combination design, and this structure is simple, easy to make, can reduce labor intensity and cost widely.
embodiment two:
As shown in Figures 1 to 4, in the present embodiment, described sight glass comprises above-mentioned curved part structure, also comprise photographic head and insertion tube 4, one end of described sight glass curved part structure is connected with one end of described insertion tube 4, described passage 2 is connected with the passage in described insertion tube 4, and the Non-overlapping Domain place of two springs on described sight glass curved part structure is provided with bending traction thing.Described bending traction thing is steel wire or chemical fibre.In the present embodiment, described bending traction thing is steel wire.Described sight glass also includes first end 5, and described photographic head is arranged in described first end 5, and described first end 5 is arranged on the other end place relative with described insertion tube 4 junction on described sight glass curved part structure.The end of incoming cables of described first end 5 is provided with the first clamping slot, the leading-out terminal of described insertion tube 4 is provided with the second clamping slot, described sight glass curved part structure is connected with described insertion tube 4 with described first end 5 with described second clamping slot respectively by described first clamping slot, is provided with the through hole communicated with described passage 2 in described first clamping slot and described second clamping slot.
Match with described sight glass curved part structure again after described first end is coordinated with described first clamping slot, match with described insertion tube again after the other end of sight glass curved part structure matches with described second clamping slot, the installation of sight glass can be realized.Sight glass structure of the present invention is simple, easy to make, effectively can reduce costs the labor intensity with staff.
The present invention can be applicable to speculum apparatus field.
Claims (8)
1. a sight glass curved part structure, it is characterized in that: described curved part structure is formed in parallel by two springs (1), passage (2) is formed in parallel with one another two described springs (1), described curved part structure using the lap after the parallel connection of two described springs (1) as support, to non-overlapped bend portions.
2. a kind of sight glass curved part structure according to claim 1, is characterized in that: the circular in cross-section of described spring (1), fan-shaped, triangle, ellipse or the composite figure be made up of several figures above-mentioned.
3. a kind of sight glass curved part structure according to claim 1 and 2, is characterized in that: outside described curved part structure, be arranged with protective layer (3).
4. a kind of sight glass curved part structure according to claim 3, is characterized in that: described protective layer (3) is plastics or metal canula.
5. one kind comprises the sight glass of sight glass curved part structure as claimed in claim 1, it is characterized in that: described sight glass also comprises photographic head and insertion tube (4), one end of described sight glass curved part structure is connected with one end of described insertion tube (4), described passage (2) is connected with the passage in described insertion tube (4), and the Non-overlapping Domain place of two springs on described sight glass curved part structure is provided with bending traction thing.
6. sight glass according to claim 5, it is characterized in that: described sight glass also includes first end (5), described photographic head is arranged in described first end (5), and described first end (5) is arranged on the other end place relative with described insertion tube (4) junction on described sight glass curved part structure.
7. sight glass according to claim 5, is characterized in that: described bending traction thing is steel wire or chemical fibre.
8. sight glass according to claim 6, it is characterized in that: the end of incoming cables of described first end (5) is provided with the first clamping slot, the leading-out terminal of described insertion tube (4) is provided with the second clamping slot, described sight glass curved part structure is connected with described insertion tube (4) with described first end (5) with described second clamping slot respectively by described first clamping slot, is provided with the through hole communicated with described passage (2) in described first clamping slot and described second clamping slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510143196.4A CN104706309A (en) | 2015-03-30 | 2015-03-30 | Speculum and bending part structure for speculum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510143196.4A CN104706309A (en) | 2015-03-30 | 2015-03-30 | Speculum and bending part structure for speculum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104706309A true CN104706309A (en) | 2015-06-17 |
Family
ID=53406393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510143196.4A Pending CN104706309A (en) | 2015-03-30 | 2015-03-30 | Speculum and bending part structure for speculum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104706309A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5002041A (en) * | 1989-05-12 | 1991-03-26 | Kabushiki Kaisha Machida Seisakusho | Bending device and flexible tube structure |
| JPH11295615A (en) * | 1998-04-14 | 1999-10-29 | Mitsubishi Cable Ind Ltd | Endoscope |
| CN201324235Y (en) * | 2008-12-15 | 2009-10-14 | 金卫忠 | Choledochoscope flexible pipe |
| US20110144433A1 (en) * | 2009-11-11 | 2011-06-16 | Invendo Medical Gmbh | Endoscope shaft made of a composite tube |
| JP2012132970A (en) * | 2010-12-20 | 2012-07-12 | Asada Kk | Endoscope device for piping |
| CN103379874A (en) * | 2011-02-14 | 2013-10-30 | 直观外科手术操作公司 | Jointed link structures exhibiting preferential bending, and related methods |
| CN103402417A (en) * | 2011-04-28 | 2013-11-20 | 奥林巴斯株式会社 | Flexible tube part for endoscope and endoscope having flexible tube part |
| CN203417173U (en) * | 2013-07-29 | 2014-02-05 | 平湖市申莘五金塑料厂 | Novel bronchoscope insert tube |
-
2015
- 2015-03-30 CN CN201510143196.4A patent/CN104706309A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5002041A (en) * | 1989-05-12 | 1991-03-26 | Kabushiki Kaisha Machida Seisakusho | Bending device and flexible tube structure |
| JPH11295615A (en) * | 1998-04-14 | 1999-10-29 | Mitsubishi Cable Ind Ltd | Endoscope |
| CN201324235Y (en) * | 2008-12-15 | 2009-10-14 | 金卫忠 | Choledochoscope flexible pipe |
| US20110144433A1 (en) * | 2009-11-11 | 2011-06-16 | Invendo Medical Gmbh | Endoscope shaft made of a composite tube |
| JP2012132970A (en) * | 2010-12-20 | 2012-07-12 | Asada Kk | Endoscope device for piping |
| CN103379874A (en) * | 2011-02-14 | 2013-10-30 | 直观外科手术操作公司 | Jointed link structures exhibiting preferential bending, and related methods |
| CN103402417A (en) * | 2011-04-28 | 2013-11-20 | 奥林巴斯株式会社 | Flexible tube part for endoscope and endoscope having flexible tube part |
| CN203417173U (en) * | 2013-07-29 | 2014-02-05 | 平湖市申莘五金塑料厂 | Novel bronchoscope insert tube |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150617 |
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| RJ01 | Rejection of invention patent application after publication |