CN213910141U - Connection structure for laparoscope - Google Patents
Connection structure for laparoscope Download PDFInfo
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- CN213910141U CN213910141U CN202022401737.8U CN202022401737U CN213910141U CN 213910141 U CN213910141 U CN 213910141U CN 202022401737 U CN202022401737 U CN 202022401737U CN 213910141 U CN213910141 U CN 213910141U
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- sight glass
- connecting sleeve
- positioning
- rod
- endoscope
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Abstract
The utility model discloses a connection structure for laparoscopic surgery, including handle, speculum main part and speculum pole, can dismantle the connection through the adapter sleeve between speculum main part and the speculum pole, adapter sleeve top both sides are rotated and are installed the swivel nut, the adapter sleeve top is rotated and is installed the pivot, the equal fixedly connected with roller gear in pivot and the swivel nut outside, and adjacent roller gear meshing is connected. The utility model discloses in, through the corotation pivot, drive the spur gear corotation on it, the spur gear of drive both sides drives the swivel nut reversal, the vertical downstream of both sides positioning screw rod passes the locating hole on sight glass main part and the sight glass pole respectively, make sight glass main part and sight glass pole pass through adapter sleeve fixed connection, on the same order, through the reversal pivot, make positioning screw rod break away from the locating hole, remove the sight glass main part and peep the fixed connection between mirror rod and the adapter sleeve, moreover, the steam generator is simple in structure, and the operation is convenient, the dismantlement and the maintenance of the sight glass main part of both being convenient for, the change of being convenient for again peeps the mirror rod.
Description
Technical Field
The utility model relates to an abdominal cavity endoscope technical field especially relates to a connection structure for abdominal cavity endoscope.
Background
The laparoscope is similar to an electronic gastroscope and is a medical instrument with a miniature camera, and the laparoscopic surgery is a surgery performed by utilizing a laparoscope and related instruments: the cold light source is used for providing illumination, the laparoscope lens (the diameter is 3-10mm) is inserted into the abdominal cavity, the digital camera technology is used for leading the image shot by the laparoscope lens to be transmitted to a post-stage signal processing system through an optical fiber and to be displayed on a special monitor in real time, then a doctor analyzes and judges the state of an illness of a patient through the images of different angles of organs of the patient displayed on the monitor screen, and a special laparoscope instrument is used for performing an operation.
However, the endoscope body and the endoscope rod of the conventional laparoscope are fixedly connected, and the integrated endoscope structure is inconvenient for the detachment and the maintenance of the endoscope body and for the replacement of the endoscope rod, so that a connecting structure for the laparoscope is lacked.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the connecting structure for the abdominal cavity endoscope is provided for solving the problems that an endoscope body of the existing integrated abdominal cavity endoscope is inconvenient to disassemble and overhaul and an endoscope rod is inconvenient to replace.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a connecting structure for an abdominal cavity endoscope comprises a handle, an endoscope main body and an endoscope rod, wherein the endoscope main body and the endoscope rod are detachably connected through a connecting sleeve, threaded sleeves are rotatably arranged on two sides of the top of the connecting sleeve, a rotating shaft is rotatably arranged on the top of the connecting sleeve, cylindrical gears are fixedly connected to the outer sides of the rotating shaft and the threaded sleeves, and the adjacent cylindrical gears are meshed and connected, the inner part of the threaded sleeve is connected with a positioning screw rod penetrating through the cylindrical gears through threads, a limiting structure for limiting the rotation of the positioning screw is arranged in the connecting sleeve, the top of the connecting sleeve is detachably connected with an end cover, the end cover is provided with a positioning structure for limiting the rotation of the rotating shaft, the sight glass main body and the sight glass rod which are positioned in the connecting sleeve are provided with positioning holes for accommodating positioning screws, the positioning screw penetrates through the positioning hole, so that the sight glass body is connected with the sight glass rod through the connecting sleeve.
As a further description of the above technical solution:
the inner surface wall of the top of the connecting sleeve is fixedly connected with an L-shaped limiting block which is symmetrical relative to the positioning screw rod, sliding grooves matched with the horizontal ends of the limiting block are formed in two sides of the positioning screw rod, and the positioning screw rod is limited to rotate through a limiting structure formed by the limiting block and the sliding grooves.
As a further description of the above technical solution:
the top of the connecting sleeve and the bottom of the end cover are both fixedly connected with convex blocks, and magnetic stripes are bonded at free ends of the convex blocks.
As a further description of the above technical solution:
the end cover bottom fixedly connected with rectangle gag lever post, the pivot top has the spacing hole with gag lever post looks adaptation, and the rotation of pivot is restricted through the location structure of gag lever post and spacing hole constitution.
As a further description of the above technical solution:
the endoscope comprises a connecting sleeve, a speculum body and a speculum rod, wherein the bottom of the connecting sleeve is fixedly connected with the inner surface wall of the bottom of the connecting sleeve, the inner surface wall of the connecting sleeve is fixedly connected with a semi-annular supporting plate, the supporting plate is used for supporting the speculum body and the speculum rod, and the bottom of the supporting plate is provided with a positioning hole for accommodating.
As a further description of the above technical solution:
the inner surface wall of the supporting plate is bonded with a rubber layer.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, through the corotation pivot, drive the spur gear corotation on it, the spur gear of drive both sides drives the swivel nut reversal, the vertical downstream of both sides positioning screw rod passes the locating hole on sight glass main part and the sight glass pole respectively, make sight glass main part and sight glass pole pass through adapter sleeve fixed connection, on the same order, through the reversal pivot, make positioning screw rod break away from the locating hole, remove the sight glass main part and peep the fixed connection between mirror rod and the adapter sleeve, moreover, the steam generator is simple in structure, and the operation is convenient, the dismantlement and the maintenance of the sight glass main part of both being convenient for, the change of being convenient for again peeps the mirror rod.
2. The utility model discloses in, through adapter sleeve bottom inside surface wall fixed connection's semicircular layer board to and the locating hole that the layer board bottom has, the layer board is used for supporting the speculum main part and peeps the mirror pole, and after positioning screw passed the locating hole on speculum main part and the speculum pole, reentrant locating hole on the layer board, make speculum main part and speculum pole can place on the layer board more stably, improved the firm in connection nature between speculum main part and the speculum pole simultaneously.
Drawings
Fig. 1 is a schematic front view illustrating a connection structure for an abdominal endoscope according to an embodiment of the present invention;
fig. 2 is a schematic view illustrating an internal structure of a connecting sleeve of a connection structure for an abdominal endoscope according to an embodiment of the present invention;
fig. 3 is a schematic side view at a-a of a connection structure for a laparoscopic endoscope according to an embodiment of the present invention;
fig. 4 is an exploded view of a connection structure for a laparoscopic endoscope according to an embodiment of the present invention;
fig. 5 is a schematic top view illustrating a rotation shaft of a connection structure for a laparoscopic endoscope according to an embodiment of the present invention;
fig. 6 is a schematic top view illustrating a connection portion between a stopper and a sliding groove of a connection structure for an laparoscope according to an embodiment of the present invention.
Illustration of the drawings:
1. a handle; 2. a scope body; 3. a scope shaft; 4. connecting sleeves; 5. an end cap; 51. a limiting rod; 6. a bump; 7. positioning a screw rod; 71. a chute; 8. a rotating shaft; 81. a limiting hole; 9. a cylindrical gear; 91. a threaded sleeve; 10. a magnetic strip; 11. a support plate; 12. positioning holes; 13. a rubber layer; 14. and a limiting block.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a connecting structure for an abdominal cavity endoscope comprises a handle 1, a sight glass main body 2 and a sight glass rod 3, wherein the sight glass main body 2 and the sight glass rod 3 are detachably connected through a connecting sleeve 4, two sides of the top of the connecting sleeve 4 are rotatably provided with screw sleeves 91, the top of the connecting sleeve 4 between the two screw sleeves 91 is rotatably provided with a rotating shaft 8, the outer sides of the rotating shaft 8 and the screw sleeves 91 are fixedly connected with cylindrical gears 9, adjacent cylindrical gears 9 are meshed and connected, the inside of each screw sleeve 91 is connected with a positioning screw 7 penetrating through the cylindrical gear 9 through threads, the inside of each connecting sleeve 4 is provided with a limiting structure limiting the rotation of the positioning screw 7, the top of each connecting sleeve 4 is detachably connected with an end cover 5, the end cover 5 is provided with a positioning structure limiting the rotation of the rotating shaft 8, positioning holes 12 containing the positioning screws 7 are formed in the sight glass main body 2 and the sight glass rod 3 which are positioned in the connecting sleeve 4, and the positioning screws 7 penetrate through the positioning holes 12, so that the sight glass main body 2 and the sight glass rod 3 are connected through the connecting sleeve 4, the cylindrical gear 9 on the sight glass main body is driven to rotate forwards through the forward rotation rotating shaft 8, according to the meshing transmission principle of the latch, the cylindrical gears 9 on the two sides are driven to drive the threaded sleeve 91 to rotate reversely, according to the thread transmission principle, the positioning screw rods 7 on the two sides vertically move downwards and respectively pass through the positioning holes 12 on the sight glass main body 2 and the sight glass rod 3, so that the sight glass main body 2 and the sight glass rod 3 are fixedly connected through the connecting sleeve 4, and similarly, the positioning screw rods 7 are separated from the positioning holes 12 through the reverse rotation rotating shaft 8, so that the fixed connection between the sight glass main body 2 and the sight glass rod 3 and the connecting sleeve 4 is removed, the structure is simple, the operation is convenient, the detachment and the maintenance of the sight glass main body 2 are convenient, and the sight glass rod 3 is convenient to replace.
Specifically, as shown in fig. 2, 4 and 6, the inner surface wall of the top of the connecting sleeve 4 is fixedly connected with L-shaped limiting blocks 14 which are symmetrical with respect to the positioning screw 7, sliding grooves 71 which are matched with the horizontal ends of the limiting blocks 14 are formed on two sides of the positioning screw 7, and the rotation of the positioning screw 7 is limited by a limiting structure formed by the limiting blocks 14 and the sliding grooves 71, so that the positioning screw 7 only moves in the vertical direction, that is, the positioning screw 7 only moves in and out of the positioning hole 12.
Specifically, as shown in fig. 2-4, the top of the connecting sleeve 4 and the bottom of the end cover 5 are fixedly connected with a convex block 6, a magnetic strip 10 is bonded at the free end of the convex block 6, and the end cover 5 is tightly covered outside the connecting sleeve 4 through the magnetic adsorption effect of the magnetic strip 10, so that the rotating shaft 8, the positioning screw 7 and the cylindrical gear 9 are prevented from being exposed to the outside and affecting the normal use of the endoscope, and meanwhile, the end cover 5 is tightly pressed on the top of the positioning screw 7, and the positioning screw 7 is prevented from being separated from the positioning hole.
Specifically, as shown in fig. 4 and 5, a rectangular limiting rod 51 is fixedly connected to the bottom of the end cover 5, a limiting hole 81 matched with the limiting rod 51 is formed in the top of the rotating shaft 8, and the rotating of the rotating shaft 8 is limited by a locating structure formed by the limiting rod 51 and the limiting hole 81.
Specifically, as shown in fig. 2-4, a semicircular supporting plate 11 is fixedly connected to an inner surface wall of the bottom of the connecting sleeve 4, the supporting plate 11 is used for supporting the sight glass main body 2 and the sight glass rod 3, a positioning hole 12 for accommodating the positioning screw 7 is formed in the bottom of the supporting plate 11, and the positioning screw 7 enters the positioning hole 12 in the supporting plate 11 after passing through the positioning hole 12 in the sight glass main body 2 and the sight glass rod 3, so that the sight glass main body 2 and the sight glass rod 3 can be more stably placed on the supporting plate 11, and meanwhile, the connection firmness between the sight glass main body 2 and the sight glass rod 3 is improved.
Specifically, as shown in fig. 2-4, a rubber layer 13 is adhered to the inner surface wall of the supporting plate 11, so that friction between the sight glass body 2 and the sight glass rod 3 and the supporting plate 11 is reduced, and surface abrasion of the sight glass body 2 and the sight glass rod 3 is avoided.
The working principle is as follows: when in use, firstly, the sight glass main body 2 and the sight glass rod 3 extend into the connecting sleeve 4, the end surfaces of the extending ends are abutted, the positioning holes 12 on the sight glass main body 2 and the sight glass rod 3 are aligned with the positioning holes 12 on the supporting plate 11, then, the cylindrical gears 9 on the sight glass main body and the sight glass rod 3 are driven to rotate forwards through the forward rotation rotating shaft 8, the cylindrical gears 9 on the two sides are driven to drive the threaded sleeves 91 to rotate reversely according to the meshing transmission principle of the latch, the positioning screw rods 7 on the two sides are driven to move vertically downwards under the limiting action of the limiting blocks 14 and the sliding grooves 71 according to the thread transmission principle, and then, the positioning screw rods respectively penetrate through the positioning holes 12 on the sight glass main body 2 and the sight glass rod 3, and then continue to extend into the positioning holes 12 on the supporting plate 11, so that the sight glass main body 2 and the sight glass rod 3 are fixedly connected through the connecting sleeve 4, then, the end cover 5 is covered on the top of the connecting sleeve 4, wherein the limiting rod 51 is inserted into the limiting hole 81, the rotation of the rotating shaft 8 is limited by the matching of the limiting rod 51 and the limiting hole 81, and the magnetic stripes 10 on the corresponding lugs 6 are connected together through magnetic adsorption, so that the end cover 5 is stably covered on the outer side of the connecting sleeve 4, and the positioning screw 7 is prevented from being separated from the positioning hole 12;
in a similar way, the positioning screw 7 is separated from the positioning hole 12 through the reverse rotating shaft 8, the fixed connection between the sight glass main body 2 and the sight glass rod 3 and the connecting sleeve 4 is removed, the structure is simple, the operation is convenient, the sight glass main body 2 is convenient to detach and maintain, and the sight glass rod 3 is convenient to replace.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The connecting structure for the abdominal endoscope comprises a handle (1), a sight glass main body (2) and a sight glass rod (3), and is characterized in that the sight glass main body (2) and the sight glass rod (3) are detachably connected through a connecting sleeve (4), threaded sleeves (91) are rotatably installed on two sides of the top of the connecting sleeve (4), a rotating shaft (8) is rotatably installed at the top of the connecting sleeve (4), cylindrical gears (9) are fixedly connected to the outer sides of the rotating shaft (8) and the threaded sleeves (91) respectively, and are meshed and connected with adjacent cylindrical gears (9), a positioning screw (7) penetrating through the cylindrical gears (9) is connected to the inside of each threaded sleeve (91) through threads, a limiting structure for limiting the rotation of the positioning screw (7) is arranged inside the connecting sleeve (4), an end cover (5) is detachably connected to the top of the connecting sleeve (4), and a positioning structure for limiting the rotation of the rotating shaft (8) is arranged on the end cover (5), the endoscope body (2) and the endoscope rod (3) which are positioned in the connecting sleeve (4) are provided with positioning holes (12) for accommodating the positioning screws (7), and the positioning screws (7) penetrate through the positioning holes (12), so that the endoscope body (2) and the endoscope rod (3) are connected through the connecting sleeve (4).
2. A connecting structure for an abdominal endoscope according to claim 1, characterized in that the top inner surface wall of the connecting sleeve (4) is fixedly connected with a stopper (14) having an L shape and symmetrical with respect to the positioning screw (7), the positioning screw (7) has sliding grooves (71) at both sides thereof adapted to the horizontal end of the stopper (14), and the rotation of the positioning screw (7) is limited by the limiting structure formed by the stopper (14) and the sliding grooves (71).
3. A connecting structure for an abdominal endoscope according to claim 1, characterized in that the top of the connecting sleeve (4) and the bottom of the end cap (5) are fixedly connected with a convex block (6), and the free end of the convex block (6) is adhered with a magnetic strip (10).
4. A connecting structure for an abdominal endoscope according to claim 1, wherein a rectangular limiting rod (51) is fixedly connected to the bottom of the end cap (5), a limiting hole (81) matched with the limiting rod (51) is formed at the top of the rotating shaft (8), and the rotating shaft (8) is limited to rotate by a positioning structure formed by the limiting rod (51) and the limiting hole (81).
5. A connecting structure for an abdominal endoscope according to claim 1, characterized in that a semi-annular supporting plate (11) is fixedly connected to the inner surface wall of the bottom of the connecting sleeve (4), the supporting plate (11) is used for supporting the endoscope body (2) and the endoscope rod (3), and the bottom of the supporting plate (11) is provided with a positioning hole (12) for accommodating the positioning screw (7).
6. A coupling structure for a laparoscopic endoscope according to claim 5, wherein a rubber layer (13) is adhered to an inner surface wall of said blade (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022401737.8U CN213910141U (en) | 2020-10-26 | 2020-10-26 | Connection structure for laparoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022401737.8U CN213910141U (en) | 2020-10-26 | 2020-10-26 | Connection structure for laparoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213910141U true CN213910141U (en) | 2021-08-10 |
Family
ID=77224951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022401737.8U Active CN213910141U (en) | 2020-10-26 | 2020-10-26 | Connection structure for laparoscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213910141U (en) |
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2020
- 2020-10-26 CN CN202022401737.8U patent/CN213910141U/en active Active
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