CN208851792U - A kind of mastoid retractor leading pawl with auto-paralleling - Google Patents
A kind of mastoid retractor leading pawl with auto-paralleling Download PDFInfo
- Publication number
- CN208851792U CN208851792U CN201721788040.2U CN201721788040U CN208851792U CN 208851792 U CN208851792 U CN 208851792U CN 201721788040 U CN201721788040 U CN 201721788040U CN 208851792 U CN208851792 U CN 208851792U
- Authority
- CN
- China
- Prior art keywords
- mobile device
- pawl
- support plate
- retractor
- fixedly installed
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of mastoid retractors that pawl is led with auto-paralleling, including retractor main body, the two sides of the retractor main body are bolted with mobile device, and two mobile devices are symmetrical, the left side mobile device is plugged with the first pull device, the right side mobile device is plugged with the second pull device, the utility model is ingenious in design, it is easy to use, controlling miniature low-speed motor by electric machine controller drives shaft to drive mobile device to move, realize the automatic gathering or traction for leading pawl in parallel, so as to avoid the problem of mastoid retractor is shaken during rotation screw rod manually.
Description
Technical field
The utility model relates to the medical instrument of otological disease, specially a kind of mastoid process for leading pawl with auto-paralleling is retracted
Device.
Background technique
Existing mastoid retractor is mostly the movement for rotating screw rod manually by doctor to collapse or retract, however
Mastoid retractor is centainly to have shake during rotation screw rod manually in operation, and this shake can retract mastoid process
Effect impacts, in view of the above-mentioned problems, special propose a kind of mastoid retractor for leading pawl with auto-paralleling.
Utility model content
The purpose of this utility model is to provide a kind of mastoid retractors that pawl is led with auto-paralleling, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the utility model provides the following technical solutions: a kind of mastoid process for leading pawl with auto-paralleling
Retractor, including retractor main body, the two sides of the retractor main body are bolted with mobile device, and two mobile devices are symmetrical
Distribution, the left side mobile device are plugged with the first pull device, and the right side mobile device is plugged with the second pull device；
The retractor main body includes handle, and the inner cavity of the handle offers battery compartment, the lower surface of the battery compartment
Hatch Opening is offered, the edge of the Hatch Opening is hinged with warehouse lid, and the right surface of the handle is fixedly installed with support plate, the branch
The upper surface of fagging is fixedly installed with electric machine controller, and the inner cavity upper surface of the support plate is fixedly installed with miniature low speed electricity
Machine, and miniature low-speed motor is electrically connected with electric machine controller, the output end of the miniature low-speed motor is fixedly installed with the first tooth
Wheel, the inner cavity front-rear side walls of the support plate are rotatably connected to shaft, second gear, and second are socketed on the outside of the shaft
Gear is meshed with first gear, and the front and rear sides of the shaft are socketed with thread bush, on the front and rear sides of the support plate
Surface offers mobile device insert port；
The left side mobile device and the structure of the right side mobile device are identical with shape, the left side mobile dress
It sets including mobile device shell, the left side lower surface of the mobile device shell is fixedly installed with threaded block, and threaded block and spiral shell
Line set matches, and the left and right sides of the left column of the mobile device shell are fixedly installed with fixed block, and fixed block
Upper surface is bonded with support plate inner cavity lower surface, and the right surface bottom end of the right column of the mobile device shell offers grafting
Slot；
One end of first pull device and the second pull device is fixedly connected to grafting block, and grafting block and grafting
Slot matches, and the other end medial surface of first pull device and the second pull device, which is fixedly connected to, leads pawl, and described
One pull device is 1 centimetre shorter than the second pull device, and left and right two leads pawl and is staggered.
Preferably, the side wall of the handle is cased with sponges cover.
Preferably, lubricant layer is coated on the outside of the thread bush.
Compared with prior art, the utility model has the beneficial effects that the utility model is ingenious in design, and it is easy to use, lead to
Crossing electric machine controller control miniature low-speed motor drives shaft to drive mobile device to move, and realizes the automatic receipts for leading pawl in parallel
Hold together or retract, so as to avoid manually rotation screw rod during mastoid retractor shake the problem of.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model support plate sectional view；
Fig. 3 is the utility model retractor main body side view；
Fig. 4 is the utility model mobile device side view.
In figure: 1, retractor main body, 101, handle, 102, battery compartment, 103, Hatch Opening, 1031, warehouse lid, 104, support plate,
105, electric machine controller, 106, miniature low-speed motor, 107, first gear, 108, shaft, 109, second gear, 1010, screw thread
Set, 1011, mobile device insert port, 1012, sponges cover, 1013, lubricant layer, 2, mobile device, 201, mobile device shell,
202, threaded block, 203, fixed block, 204, inserting groove, the 3, first pull device, the 4, second pull device, 5, grafting block, 6, lead
Pawl.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of mastoid process traction for leading pawl with auto-paralleling
Device, including retractor main body 1, it is characterised in that: the two sides of the retractor main body 1 are bolted with mobile device 2, and two shiftings
Dynamic device 2 is symmetrical, and the left side mobile device 2 is plugged with the first pull device 3, and the right side mobile device 2 is plugged with
Second pull device 4；
The retractor main body 1 includes handle 101, and the inner cavity of the handle 101 offers battery compartment 102, the battery
The lower surface in storehouse 102 offers Hatch Opening 103, and the edge of the Hatch Opening 103 is hinged with warehouse lid 1031, the right side of the handle 101
Surface is fixedly installed with support plate 104, and the upper surface of the support plate 104 is fixedly installed with electric machine controller 105, the support
The inner cavity upper surface of plate 104 is fixedly installed with miniature low-speed motor 106, and 105 electricity of miniature low-speed motor 106 and electric machine controller
Connection, the output end of the miniature low-speed motor 106 are fixedly installed with first gear 107, the inner cavity front and back of the support plate 104
Side wall is rotatably connected to shaft 108, and the outside of the shaft 108 is socketed with second gear 109, and second gear 109 and first
Gear 107 is meshed, and the front and rear sides of the shaft 108 are socketed with thread bush 1010, the front and rear sides of the support plate 104
Upper surface offers mobile device insert port 1011；
The left side mobile device 2 and the structure of the right side mobile device 2 are identical with shape, the left side movement
Device 2 includes mobile device shell 201, and the left side lower surface of the mobile device shell 201 is fixedly installed with threaded block 202,
And threaded block 202 matches with thread bush 1010, the fixed peace of the left and right sides of the left column of the mobile device shell 201
Equipped with fixed block 203, and the upper surface of fixed block 203 is bonded with 104 inner cavity lower surface of support plate, the mobile device shell
The right surface bottom end of 201 right column offers inserting groove 204；
One end of first pull device 3 and the second pull device 4 is fixedly connected to grafting block 5, and grafting block 5 with
Inserting groove 204 matches, and the other end medial surface of first pull device 3 and the second pull device 4, which is fixedly connected to, to be led
Pawl 6,3 to the second pull device 4 of the first pull device is 1 centimetre short, and left and right two leads pawl 6 and is staggered.
Specifically, the side wall of the handle 101 is cased with spongy layer 1012, for absorbing the sweat of doctor's palm of the hand.
Specifically, the outside of the thread bush 1010 is coated with lubricant layer 1013, make the automatic gathering or traction of retractor
It acts more smooth.
Battery: being put into battery compartment 102 by warehouse lid 1031 by working principle first, will be led pawl 6 and is moved to and needs to retract
Position, by electric machine controller 105 control miniature low-speed motor 106 rotate forward, drive first gear 107 rotate, pass through first
Gear 107 drives second gear 109 to rotate, so that shaft 108 also rotates together, drives 1010 turns of thread bush by shaft 108
Dynamic, in 1010 rotation process of thread bush, threaded block 202 is slided along the screw thread in thread bush 1010, simultaneously because solid
The presence for determining block 203 makes threaded block 202 be able to drive mobile device 2 and is smoothly moved, and mobile device 2 drives first to lead
Opening apparatus 3 and the second pull device 4 are moved, and carry out traction campaign to drive and lead pawl, are terminated retracting movement, are needed weight
It is new miniature low-speed motor 106 then to be controlled by electric machine controller 105 and is inverted when collapsing, it receives through the above steps to leading pawl
Hold together movement.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (3)
1. a kind of mastoid retractor for leading pawl with auto-paralleling, including retractor main body (1), it is characterised in that: the traction
The two sides of device main body (1) are bolted with mobile device (2), and two mobile devices (2) are symmetrical, the left side mobile device
(2) it is plugged with the first pull device (3), the right side mobile device (2) is plugged with the second pull device (4)；
The retractor main body (1) includes handle (101), and the inner cavity of the handle (101) offers battery compartment (102), described
The lower surface of battery compartment (102) offers Hatch Opening (103), and the edge of the Hatch Opening (103) is hinged with warehouse lid (1031), described
The right surface of handle (101) is fixedly installed with support plate (104), and the upper surface of the support plate (104) is fixedly installed with motor
The inner cavity upper surface of controller (105), the support plate (104) is fixedly installed with miniature low-speed motor (106), and miniature low speed
Motor (106) is electrically connected with electric machine controller (105), and the output end of the miniature low-speed motor (106) is fixedly installed with first
The inner cavity front-rear side walls of gear (107), the support plate (104) are rotatably connected to shaft (108), outside the shaft (108)
Side is socketed with second gear (109), and second gear (109) is meshed with first gear (107), before the shaft (108)
Two sides are socketed with thread bush (1010) afterwards, and the front and rear sides upper surface of the support plate (104) offers mobile device and inserts
Entrance (1011)；
The left side mobile device (2) and the structure of the right side mobile device (2) are identical with shape, the left side movement
Device (2) includes mobile device shell (201), and the left side lower surface of the mobile device shell (201) is fixedly installed with screw thread
Block (202), and threaded block (202) matches with thread bush (1010), the left and right of the left column of the mobile device shell (201)
Two sides are fixedly installed with fixed block (203), and the upper surface of fixed block (203) and support plate (104) inner cavity following table face paste
It closes, the right surface bottom end of the right column of the mobile device shell (201) offers inserting groove (204)；
One end of first pull device (3) and the second pull device (4) is fixedly connected to grafting block (5), and grafting block
(5) match with inserting groove (204), the other end medial surface of first pull device (3) and the second pull device (4) is solid
Surely it is connected with and leads pawl (6), first pull device (3) is 1 centimetre shorter than the second pull device (4), and pawl (6) are led in left and right two
It is staggered.
2. a kind of mastoid retractor for leading pawl with auto-paralleling according to claim 1, it is characterised in that: the handle
(101) side wall is cased with sponges cover (1012).
3. a kind of mastoid retractor for leading pawl with auto-paralleling according to claim 1, it is characterised in that: the screw thread
Lubricant layer (1013) are coated on the outside of set (1010).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721788040.2U CN208851792U (en) | 2017-12-20 | 2017-12-20 | A kind of mastoid retractor leading pawl with auto-paralleling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721788040.2U CN208851792U (en) | 2017-12-20 | 2017-12-20 | A kind of mastoid retractor leading pawl with auto-paralleling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208851792U true CN208851792U (en) | 2019-05-14 |
Family
ID=66409784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721788040.2U Expired - Fee Related CN208851792U (en) | 2017-12-20 | 2017-12-20 | A kind of mastoid retractor leading pawl with auto-paralleling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208851792U (en) |
-
2017
- 2017-12-20 CN CN201721788040.2U patent/CN208851792U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190514 Termination date: 20191220 |