CN208481322U - A kind of adjustable limiting mechanism - Google Patents
A kind of adjustable limiting mechanism Download PDFInfo
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- CN208481322U CN208481322U CN201820027698.XU CN201820027698U CN208481322U CN 208481322 U CN208481322 U CN 208481322U CN 201820027698 U CN201820027698 U CN 201820027698U CN 208481322 U CN208481322 U CN 208481322U
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- support shaft
- sliding block
- limiting mechanism
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- hole
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Abstract
The utility model provides a kind of adjustable limiting mechanism, belongs to the field of medical instrument technology.It solves the existing not set position-limit mechanism of capsule endoscope controller, when the bottom out of control occurs for principal arm, the problem of damaging to examinee.This adjustable limiting mechanism, including pedestal, there is the cavity being downwardly concaved on pedestal, be equipped with support shaft vertically in cavity, it is equipped with the guidance set for playing the guiding role to support shaft between pedestal and support shaft, the driving assembly for driving support shaft to be axially moved is equipped in cavity.The utility model can effectively improve the safety of capsule endoscope controller, have many advantages, such as reasonable in design, easy to adjust.
Description
Technical field
The utility model belongs to the field of medical instrument technology, is related to a kind of adjustable limiting mechanism.
Background technique
A kind of method of the capsule endoscope as effective diagnosis intestines problem, is widely studied and has been obtained rapidly
Development, research and development have been not limited to enteron aisle diagnosis.From the aspects of controllability, capsule endoscope is divided into passive-type and active
Type.Traditional capsule endoscope is passive-type, and the movement in enteron aisle only relies on the intestines peristalsis of human body, the movement of capsule endoscope
State can not be controlled effectively, therefore can only adapt to the inspection of small intestine.It is active to be divided into internal drive and external drive, with external drive
In the majority, major way is that permanent magnet is added in capsule, carries out motion control to it using the variation of external magnetic field.
The control mode of plain type is that doctor with hand holds bar magnet, is artificially carried out completely to the intracorporal capsule of examinee
Control, such mode is easy, at low cost, but the operation for relying on very much doctor is horizontal, and omission factor is higher.External magnetic is controlled in recent years
The mode of field movement or variation is varied, arranges magnetic field in the either above or below of examinee, and control magnetic field,
It can be realized five freedom degree movements of permanent magnet, to carry out motion control to capsule endoscope.For example, the applicant has applied for one
Kind capsule endoscope controller [application publication number are as follows: CN105962876A], including the principal arm being hinged on revolving platform, principal arm prolongs
The top for extending to examinee which is provided with for controlling the mobile magnet of capsule.Since principal arm is in the upper direction of examinee, when
When the bottom out of control occurs for principal arm, examinee is damaged.Therefore, the safety of device tenesmus out of control must be proposed very high
It is required that.
Summary of the invention
The purpose of this utility model is the presence of the above problem in view of the prior art, and interior peep can be effectively improved by proposing one kind
The adjustable limiting mechanism of mirror capsule controller secure.
The purpose of this utility model can be realized by the following technical scheme:
A kind of adjustable limiting mechanism, including pedestal, which is characterized in that there is the cavity being downwardly concaved on the pedestal,
Support shaft is equipped in the cavity vertically, is equipped between the pedestal and support shaft for playing the guiding role to support shaft
Guidance set, the driving assembly for driving support shaft to be axially moved is equipped in the cavity.
In a kind of above-mentioned adjustable limiting mechanism, the driving assembly includes sliding block in the cavity and for driving
The lower end of the actuator of movable slider transverse movement, the support shaft acts on sliding block, sets between the sliding block and support shaft
There is the transmission component one when sliding block transverse movement for driving support shaft to be axially moved.
In a kind of above-mentioned adjustable limiting mechanism, the transmission component one includes the inclined-plane one on sliding block and sets
In the inclined-plane two of support shaft lower end being oppositely arranged with inclined-plane one, the inclined-plane one and inclined-plane two recline setting.
In a kind of above-mentioned adjustable limiting mechanism, the actuator is to be fixed on base exterior by connecting flange
Motor is equipped with transmission component two between the output shaft and sliding block of the motor.
In a kind of above-mentioned adjustable limiting mechanism, there is the screw thread being connected to cavity being laterally extended on the pedestal
Hole, the transmission component two include the screw rod being threadedly connected in threaded hole, have the axis of coaxial arrangement in the screw rod
Hole, the output shaft of the motor are coaxially threaded through screw rod in axis hole and circumferentially fixed by flat key and axis hole, described close to sliding
One end of block is connect by connection component with sliding block.
In a kind of above-mentioned adjustable limiting mechanism, the connection component includes the company set on screw rod close to sliding block one end
Connector and the connecting hole on sliding block, the connector are threaded through in connecting hole, and the inner end of the connecting hole has limit
Slot has on the connector deeply to the limiting section one in limiting slot, and the outer diameter of the limiting section one is greater than connecting hole
Aperture.The structure is set, it is ensured that when screw rod when rotated, not will drive sliding block rotation, while can guarantee again when screw rod axial direction
When movement, energy band movable slider moves together.
In a kind of above-mentioned adjustable limiting mechanism, the guidance set includes the cover board on pedestal, described
There is the pilot hole being vertically arranged, the support shaft is threaded through in the pilot hole on cover board.
In a kind of above-mentioned adjustable limiting mechanism, sliding sleeve is fixed in the pilot hole, the support shaft is worn
In the sliding sleeve.
In a kind of above-mentioned adjustable limiting mechanism, the lower end of the support shaft is equipped with limiting section two, the limiting section two
Surface to support shaft central axes distance be greater than sliding sleeve internal bore radius.After limiting section two is set, support shaft can be prevented from cunning
It puts on and falls off.
The lower section of the principal arm of capsule endoscope controller is arranged in mechanism, and motor is connected in connecting flange by bolt
On, connecting flange is connected on pedestal by bolt, and cover board is bolted on pedestal, and sliding sleeve is bolted on lid
On plate.
There is external screw thread, the screw-internal thread fit with threaded hole, when motor work, output shaft rotation is being put down on screw rod
Screw rod is driven to rotate together under the position-limiting action of key, since screw rod is threadedly coupled with threaded hole, the spiral shell in the case where pedestal is fixed
Bar is axially moved simultaneously, will be with movable slider laterally (horizontal direction) movement, under the action of inclined-plane one and inclined-plane two, driving support
Axis plays the role of limit adjustment along its axial movement.When the bottom out of control occurs for principal arm, touches support shaft and prevent principal arm
Continue the bottom.Simultaneously can be according to the difference of examinee's figure, the suitable minimum limit for adjusting magnet on principal arm, avoid examinee by
To injury.
Compared with prior art, this adjustable limiting mechanism has the advantage that
Since screw rod is to be threadedly coupled with pedestal, there is self-locking property, when the active force that support shaft is applied by principal arm,
Active force is not transferred on motor output shaft, and is all undertaken by pedestal, ensure that the reliability of limit；Its structure is set simultaneously
Meter rationally, flexibly cooperates between each component, can arbitrarily be adjusted, be adjusted to the height of support shaft according to the difference of examinee's figure
Section is convenient, effectively examinee can be avoided to come to harm.
Detailed description of the invention
Fig. 1 is the cross-sectional view of preferred embodiment provided by the utility model.
Fig. 2 is the usage state diagram of preferred embodiment provided by the utility model.
In figure, 1, pedestal；2, cavity；3, support shaft；4, sliding block；5, inclined-plane one；6, inclined-plane two；7, connecting flange；8, electric
Machine；9, threaded hole；10, screw rod；11, axis hole；12, flat key；13, connector；14, limiting slot；15, limiting section one；16, cover board；
17, sliding sleeve；18, limiting section two；19, principal arm.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Adjustable limiting mechanism as shown in Figure 1, including pedestal 1, have the cavity 2 being downwardly concaved on pedestal 1, in cavity 2
It is equipped with support shaft 3 vertically, the guidance set for playing the guiding role to support shaft 3 is equipped between pedestal 1 and support shaft 3, it is recessed
The driving assembly for driving support shaft 3 to be axially moved is equipped in chamber 2.
As shown in Figure 1, guidance set includes the cover board 16 on pedestal 1, there is the guiding being vertically arranged on cover board 16
Hole, support shaft 3 are threaded through in the pilot hole.Specifically, support shaft 3 is worn as shown in Figure 1, being fixed with sliding sleeve 17 in pilot hole
In the sliding sleeve 17.
As shown in Figure 1, being equipped with limiting section 2 18, the surface of limiting section 2 18 to 3 axis of support shaft in the lower end of support shaft 3
The distance of line is greater than the internal bore radius of sliding sleeve 17, after limiting section 2 18 is arranged, can prevent support shaft 3 from falling off from sliding sleeve 17.
As shown in Figure 1, driving assembly includes the sliding block 4 in cavity 2 and the driving for driving 4 transverse movement of sliding block
Part, the lower end of support shaft 3 act on sliding block 4, are equipped between sliding block 4 and support shaft 3 when 4 transverse movement of sliding block for driving
The transmission component one that support shaft 3 is axially moved.
As shown in Figure 1, transmission component one include inclined-plane 1 on the sliding block 4 and set on 3 lower end of support shaft and inclined-plane
One 5 inclined-planes 26 being oppositely arranged, inclined-plane 1 and inclined-plane 26 recline setting.
In the present embodiment, actuator is to be fixed on the motor 8 outside pedestal 1, the output shaft of motor 8 by connecting flange 7
Transmission component two is equipped between sliding block 4.
As shown in Figure 1, having the threaded hole 9 being connected to cavity 2 being laterally extended on pedestal 1, transmission component two includes spiral shell
Line is connected to the screw rod 10 in threaded hole 9, has the axis hole 11 of coaxial arrangement in screw rod 10, and the output shaft of motor 8 is coaxially worn
In axis hole 11 and circumferentially fixed by flat key 12 and axis hole 11, screw rod 10 passes through connection component and cunning close to one end of sliding block 4
Block 4 connects.
As shown in Figure 1, connection component includes set on screw rod 10 close to the connector 13 of 4 one end of sliding block and on sliding block 4
Connecting hole, connector 13 is threaded through in connecting hole, and the inner end of connecting hole has limiting slot 14, has deeply extremely on connector 13
Limiting section 1 in limiting slot 14, the outer diameter of limiting section 1 are greater than the aperture of connecting hole.The structure is set, it is ensured that works as spiral shell
Bar 10 when rotated, not will drive the rotation of sliding block 4, while can guarantee that energy band movable slider 4 is together when screw rod 10 is axially moved again
Movement.
As shown in Fig. 2, the lower section of the principal arm 19 of capsule endoscope controller is arranged in mechanism, motor 8 is solid by bolt
It is connected on connecting flange 7, connecting flange 7 is connected on pedestal 1 by bolt, and cover board 16 is bolted on pedestal 1, sliding
Set 17 is bolted on cover board 16.
There is external screw thread on screw rod 10, the screw-internal thread fit with threaded hole 9, when motor 8 works, output shaft rotates,
Screw rod 10 is driven to rotate together under the position-limiting action of flat key 12, it is solid in pedestal 1 since screw rod 10 is threadedly coupled with threaded hole 9
Screw rod 10 is axially moved simultaneously in the case where fixed, will be with laterally (horizontal direction) movement of movable slider 4, on inclined-plane 1 and inclined-plane 26
Under the action of, driving support shaft 3 plays the role of limit adjustment along its axial movement.When the bottom out of control occurs for principal arm 19, touching
And to support shaft 3 and principal arm 19 is prevented to continue the bottom.It simultaneously can be suitable to adjust magnetic on principal arm 19 according to the difference of examinee's figure
The minimum limit of iron, avoids examinee from coming to harm.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (9)
1. a kind of adjustable limiting mechanism, including pedestal (1), which is characterized in that recessed with being downwardly concaved on the pedestal (1)
Chamber (2) is equipped with support shaft (3) vertically in the cavity (2), is equipped with and is used between the pedestal (1) and support shaft (3)
To the guidance set that support shaft (3) play the guiding role, it is equipped in the cavity (2) for driving support shaft (3) to be axially moved
Driving assembly.
2. a kind of adjustable limiting mechanism according to claim 1, which is characterized in that the driving assembly includes set on recessed
The lower end of sliding block (4) in chamber (2) and the actuator for driving sliding block (4) transverse movement, the support shaft (3) acts on cunning
It is equipped on block (4), between the sliding block (4) and support shaft (3) when sliding block (4) transverse movement for driving support shaft (3)
The transmission component one of axial movement.
3. a kind of adjustable limiting mechanism according to claim 2, which is characterized in that the transmission component one includes being set to
Inclined-plane one (5) on sliding block (4) and the inclined-plane two (6) being oppositely arranged with inclined-plane one (5) set on support shaft (3) lower end, it is described
Inclined-plane one (5) and inclined-plane two (6) recline setting.
4. a kind of adjustable limiting mechanism according to claim 3, which is characterized in that the actuator is to pass through connection method
Blue (7) are fixed on the external motor (8) of pedestal (1), and transmission component is equipped between the output shaft and sliding block (4) of the motor (8)
Two.
5. a kind of adjustable limiting mechanism according to claim 4, which is characterized in that have laterally on the pedestal (1)
The threaded hole (9) being connected to cavity (2) extended, the transmission component two include the spiral shell being threadedly connected in threaded hole (9)
Bar (10), the interior axis hole (11) with coaxial arrangement of the screw rod (10), the output shaft of the motor (8) are coaxially threaded through axis
In hole (11) and circumferentially fixed by flat key (12) and axis hole (11), the screw rod (10) passes through close to the one end of sliding block (4)
Connection component is connect with sliding block (4).
6. a kind of adjustable limiting mechanism according to claim 5, which is characterized in that the connection component includes being set to spiral shell
Connector (13) and connecting hole set on sliding block (4) on, the connector (13) of the bar (10) close to sliding block (4) one end are worn
In connecting hole, the inner end of the connecting hole has limiting slot (14), has on the connector (13) deeply to limiting slot
(14) limiting section one (15) in, the outer diameter of the limiting section one (15) are greater than the aperture of connecting hole.
7. a kind of adjustable limiting mechanism described in any one of -6 according to claim 1, which is characterized in that the guiding group
Part includes the cover board (16) on pedestal (1), has the pilot hole being vertically arranged, the support on the cover board (16)
Axis (3) is threaded through in the pilot hole.
8. a kind of adjustable limiting mechanism according to claim 7, which is characterized in that be fixed with sliding sleeve in the pilot hole
(17), the support shaft (3) is threaded through in the sliding sleeve (17).
9. a kind of adjustable limiting mechanism according to claim 8, which is characterized in that the lower end of the support shaft (3) is equipped with
Limiting section two (18), the distance of surface to support shaft (3) central axes of the limiting section two (18) are greater than the inner hole of sliding sleeve (17)
Radius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820027698.XU CN208481322U (en) | 2018-01-08 | 2018-01-08 | A kind of adjustable limiting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820027698.XU CN208481322U (en) | 2018-01-08 | 2018-01-08 | A kind of adjustable limiting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208481322U true CN208481322U (en) | 2019-02-12 |
Family
ID=65254528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820027698.XU Active CN208481322U (en) | 2018-01-08 | 2018-01-08 | A kind of adjustable limiting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208481322U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145529A (en) * | 2019-06-10 | 2019-08-20 | 龙奎 | A kind of electronic connection bolt |
| CN110154661A (en) * | 2019-06-28 | 2019-08-23 | 龙奎 | A kind of hovercar of folding rotor |
| CN110171258A (en) * | 2019-06-10 | 2019-08-27 | 龙奎 | A kind of electronic compound vehicle of AB |
-
2018
- 2018-01-08 CN CN201820027698.XU patent/CN208481322U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145529A (en) * | 2019-06-10 | 2019-08-20 | 龙奎 | A kind of electronic connection bolt |
| CN110171258A (en) * | 2019-06-10 | 2019-08-27 | 龙奎 | A kind of electronic compound vehicle of AB |
| CN110154661A (en) * | 2019-06-28 | 2019-08-23 | 龙奎 | A kind of hovercar of folding rotor |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211105 Address after: 401120 1-1, 2-1, 3-1, building 5, No. 18, Cuiping Lane 2, Huixing street, Yubei District, Chongqing Patentee after: Chongqing Jinshan Medical Technology Research Institute Co.,Ltd. Address before: 401120 1 office buildings, Jinshan International Industrial City, 18 of Nei sang Road, Hui Xing street, Yubei District, Chongqing. Patentee before: CHONGQING JINSHAN MEDICAL APPLIANCE Co.,Ltd. |