CN208216424U - Medical antiwind middle control wheel - Google Patents
Medical antiwind middle control wheel Download PDFInfo
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- CN208216424U CN208216424U CN201820808241.2U CN201820808241U CN208216424U CN 208216424 U CN208216424 U CN 208216424U CN 201820808241 U CN201820808241 U CN 201820808241U CN 208216424 U CN208216424 U CN 208216424U
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- wheel
- shift fork
- antiwind
- medical
- brake
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Abstract
The utility model relates to medical antiwind middle control wheels, are made of arrestment mechanism, braking mechanism and set mechanism, the brake or rotational action to wheel group are realized by the control terminal driving brake mechanism of arrestment mechanism；The utility model structure is simple, easy to use, it passes through the activity of arrestment mechanism shift fork, brake block is driven to make to be displaced the clamping realized with fluted disc by shift fork activity, to realize locking, by increasing torsional spring and plectrum on shift fork, it can prevent castor from integrally rotating in brake, not only increase mechanical stability, also improve safety coefficient.
Description
Technical field
The utility model relates to castor field more particularly to medical antiwind middle control wheels.
Background technique
Castor is applied to the fields such as supermarket shopping car, medical ambulance, furniture, mechanical equipment extensively, in the prior art,
Support wheel shaft in castor is mounted in support frame, since the junction of support wheel and support horizontal axis is exposed outside, is held
Easily the slices object such as winding hairline, winding rear truckle smooth can not rotate, and resistance is big, also will affect castor when serious.
Utility model content
The applicant is directed to above-mentioned existing issue, has carried out Improvement, provides a kind of medical antiwind middle control wheel, passes through
Not only support wheel and support horizontal axis closing are mounted in support housing, holding mode has been changed simultaneously, has made the utility model
Brake holding is more quick, prevents from leading to each components stress damage of arrestment mechanism by the effect of power, makes the more light spirit of brake
It is living.
Technical solution used by the utility model is as follows:
Medical antiwind middle control wheel, is made of arrestment mechanism, braking mechanism and set mechanism, by the control terminal of arrestment mechanism
Driving brake mechanism realizes the brake or rotational action to wheel group；
The specific structure of the arrestment mechanism is as follows:
Including two grades of cams, the periphery of two grades of cams is abutted with one end of square toes, the other end of the square toes and top
One end of bar connects, and the other end of mandril runs through fluted disc；
The specific structure of the braking mechanism is as follows:
Including shift fork, the shift fork is flexibly connected by rotation axis with chock, is allow during the shift fork with rotation axis is
The heart rotates, and bracket passes through bracket rivets and is coated on the periphery of chock；The boss of shift fork by third spring with
The inside of bracket abuts, and the other end of the shift fork is clamped by second spring and brake block；In the top of the shift fork also shape
In a pair for being clamped the lug of fluted disc, in the front end of a pair of of lug, in being also clamped plectrum by torsional spring in the rotation axis；
The specific structure of the wheel group is as follows:
Including the left bearing wheel being set on the left of bracket and the right bearing wheel being set on the right side of bracket, the left bearing
The outside of wheel cooperates left bearing wheel cover board, cooperates right bearing wheel cover board, the left bearing wheel, the right side in the outside of the right bearing wheel
Bearing wheel passes through casing and support assorted, and connecting shaft is arranged in the inside of described sleeve pipe.
Its further technical solution is:
Cooperate mandril installation axle in the periphery of the mandril, is respectively cooperating with ball bearing and top in the mandril installation axle
Rod set cooperates ball bearing socket in the periphery of the ball bearing.
The groove for engagement lugs is offered on the fluted disc.
The center of two grades of cams offers the through hole for cooperating spanner, opens up in the periphery of two grades of cams
For oppressing the protrusion of square toes, the inner fovea part resetted for mandril is also opened up in protrusion.
Aperture is offered at the center of the brake block, protrudes shape in the opening, along the inside of the brake block
At the flange for installing second spring, further extends outward to be formed centered on flange, on the brake block and be dialled for being clamped
The assembly step of fork.
The first spring for reset is also socketed in one end of the square toes.
Two grades of cams, square toes periphery pass through a pair of of bushing cladding, be enclosed in left bearing wheel and right bearing wheel
Circular frame surface also pass through cover closure.
The beneficial effects of the utility model are as follows:
The utility model structure is simple, easy to use, by the activity of arrestment mechanism shift fork, is driven by shift fork activity
Brake block makees that displacement realizes, can be to prevent by increasing torsional spring and plectrum on shift fork to realize locking with the clamping of fluted disc
Only castor integrally rotates in brake, not only increases mechanical stability, also improves safety coefficient.
Detailed description of the invention
Fig. 1 is the configuration schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the red fluted disc of the utility model.
Fig. 3 is the structural schematic diagram of brake block in the utility model.
Wherein: 1, left bearing wheel cover board；2, left bearing wheel；3, bracket；4, chock；5, right bearing wheel；6, right bearing wheel cap
Plate；7, casing；8, bushing；9, two grades of cams；10, square toes；11, the first spring；12, mandril installation axle；13, cover board；14, ball
Bearing holder (housing, cover)；15, ball bearing；16, top stem casing；17, fluted disc；1701, groove；18, shift fork；1801, boss；1802, lug；
19, plectrum；20, torsional spring；21, brake block；2101, aperture；2102, flange；2103, step is assembled；22, second spring；23,
Three springs；24, mandril；25, rotation axis.
Specific embodiment
Illustrate specific embodiment of the present utility model below.
As shown in Figure 1, medical antiwind middle control wheel is made of arrestment mechanism, braking mechanism and set mechanism, by brake
The control terminal driving brake mechanism of structure realizes the brake or rotational action to wheel group；
The specific structure of arrestment mechanism is as follows:
Including two grades of cams 9, the periphery of two grades of cams 9 is abutted with one end of square toes 10, the other end and mandril of square toes 10
24 one end connection, the other end of mandril 24 run through fluted disc 17；Cooperate mandril installation axle 12 in the periphery of mandril 24, pacifies in mandril
It is respectively cooperating with ball bearing 15 and top stem casing 16 on dress axis 12, cooperates ball bearing socket 14 in the periphery of ball bearing 15.It is above-mentioned
The center of two grades of cams 9 offers the through hole for cooperating spanner, opens up in the periphery of two grades of cams 9 for oppressing square toes 10
Protrusion, also opened up in protrusion for mandril 24 reset inner fovea part.The for reset is also socketed in one end of square toes 10
One spring 11.Two grades of cams 9, square toes 10 periphery pass through a pair of of bushing 8 and coat, enclose shape in left bearing wheel 2 and right bearing wheel 5
At circular frame surface also pass through cover board 13 and close.
The specific structure of braking mechanism is as follows:
Including shift fork 18, shift fork 18 is flexibly connected by rotation axis 25 with chock 4, allows the shift fork 18 be with rotation axis 25
Center rotates, and bracket 3 passes through bracket rivets and is coated on the periphery of chock 4；The boss 1801 of shift fork 18 passes through
Third spring 23 is abutted with the inside of bracket 3, and the other end of shift fork 18 is clamped by second spring 22 and brake block 21；In shift fork
18 top also forms a pair of lug 1802 for being used to be clamped fluted disc 17, in the front end of a pair of of lug 1802, in rotation axis 25
Plectrum 19 is also clamped by torsional spring 20；As shown in Fig. 2, offering the groove 1701 for engagement lugs 1802 on fluted disc 17.
As shown in figure 3, aperture 2101 is offered at the center of brake block 21, the inside protrusion in aperture 2101, along brake block 21
The flange 2102 for installing second spring 22 is formed, further extends outward to be formed centered on flange 2102, on brake block 21
For being clamped the assembly step 2103 of shift fork 18.
The specific structure of wheel group is as follows:
Including the left bearing wheel 2 for being set to 3 left side of bracket and the right bearing wheel 5 for being set to 3 right side of bracket, left bearing
The outside of wheel 2 cooperates left bearing wheel cover board 1, cooperates right bearing wheel cover board 6, left bearing wheel 2, right axle in the outside of right bearing wheel 5
It holds wheel 5 to cooperate by casing 7 and bracket 3, connecting shaft is set in the inside of casing 7.
The specific work process of the utility model is as follows:
As shown in Figure 1, spanner to be passed through to the through hole of bushing 8 and two grades of cams 9 by operator, pass through spanner driving two
Shelves cam 9 rotates along through hole center, and when the raised periphery with square toes 10 of two grades of cams 9 contacts, square toes 10 are forced
Contacted after compeling with mandril 24,24 stress of mandril and from the axle center of fluted disc 17 across contacting with the surface of shift fork 18, the table of shift fork 18
It with rotation axis 25 is point of rotation movement after the stress of face, shift fork 18 drives brake block 21 in chock 5 and bracket 4 during the motion
The interior rotation of aperture, until the gear gap cooperation of the end of brake block 21 and left bearing wheel 2,5 inside of right bearing wheel in wheel group, card
Firmly each bearing wheel can not rotate, and realize and hold tightly.In addition after 18 surface stress of shift fork, the 1801 end forward end of boss of shift fork 18 is leaned on
Closely and third spring 23 is oppressed, while the plectrum 19 for being located at 18 top of shift fork is close and is embedded in the tooth of fluted disc 17, in the situation
Interior, fluted disc 17 is fixed, and prevents castor from integrally rotating in brake.
The utility model structure is simple, easy to use, by the activity of arrestment mechanism shift fork, is driven by shift fork activity
Brake block makees that displacement realizes, can be to prevent by increasing torsional spring and plectrum on shift fork to realize locking with the clamping of fluted disc
Only castor integrally rotates in brake, not only increases mechanical stability, also improves safety coefficient.
Above description is the explanation to the utility model, is not the restriction to utility model, defined by the utility model
Range is referring to claim, and without prejudice to the basic structure of the utility model, the utility model can make any shape
The modification of formula.
Claims (7)
1. medical antiwind middle control wheel, it is characterised in that: be made of arrestment mechanism, braking mechanism and set mechanism, by brake
The control terminal driving brake mechanism of structure realizes the brake or rotational action to wheel group；
The specific structure of the arrestment mechanism is as follows:
Including two grades of cams (9), the periphery of two grades of cams (9) is abutted with one end of square toes (10), the square toes (10)
The other end is connect with the one end of mandril (24), and the other end of mandril (24) runs through fluted disc (17)；
The specific structure of the braking mechanism is as follows:
Including shift fork (18), the shift fork (18) is flexibly connected by rotation axis (25) with chock (4), makes the shift fork (18) can
To be rotated centered on rotation axis (25), bracket (3) passes through bracket rivets and is coated on the periphery of chock (4)；
The boss (1801) of shift fork (18) is abutted by third spring (23) with the inside of bracket (3), the other end of the shift fork (18)
It is clamped by second spring (22) and brake block (21)；It is also formed in the top of the shift fork (18) a pair of for being clamped fluted disc
(17) lug (1802), a pair of of lug (1802) front end, on the rotation axis (25) also by torsional spring (20) be clamped
Plectrum (19)；
The specific structure of the wheel group is as follows:
Including the left bearing wheel (2) being set on the left of bracket (3) and the right bearing wheel (5) being set on the right side of bracket (3), institute
Outside cooperation left bearing wheel cover board (1) for stating left bearing wheel (2) cooperates right bearing wheel cap in the outside of the right bearing wheel (5)
Plate (6), the left bearing wheel (2), right bearing wheel (5) are cooperated by casing (7) and bracket (3), in the interior of described sleeve pipe (7)
Connecting shaft is arranged in portion.
2. medical antiwind middle control wheel as described in claim 1, it is characterised in that: cooperate top in the periphery of the mandril (24)
Bar installation axle (12) is respectively cooperating with ball bearing (15) and top stem casing (16), in the rolling on the mandril installation axle (12)
The periphery of pearl bearing (15) cooperates ball bearing socket (14).
3. medical antiwind middle control wheel as described in claim 1, it is characterised in that: offer and be used on the fluted disc (17)
The groove (1701) of engagement lugs (1802).
4. medical antiwind middle control wheel as described in claim 1, it is characterised in that: the center of two grades of cams (9) opens up
There is the through hole for cooperating spanner, the protrusion for oppressing square toes (10) is opened up in the periphery of two grades of cams (9), convex
The inner fovea part resetted for mandril (24) is also opened up on rising.
5. medical antiwind middle control wheel as described in claim 1, it is characterised in that: opened at the center of the brake block (21)
Equipped with aperture (2101), protrude to be formed for installing second in the aperture (2101), along the inside of the brake block (21)
The flange (2102) of spring (22) centered on flange (2102), is further extended outward to be formed and is used on the brake block (21)
It is clamped the assembly step (2103) of shift fork (18).
6. medical antiwind middle control wheel as described in claim 1, it is characterised in that: be also socketed in one end of the square toes (10)
The first spring (11) for reset.
7. medical antiwind middle control as described in claim 1 is taken turns, it is characterised in that: two grades of cams (9), square toes (10)
Periphery is coated by a pair of of bushing (8), also logical on the circular frame surface that left bearing wheel (2) and right bearing wheel (5) are enclosed
Cross cover board (13) closing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820808241.2U CN208216424U (en) | 2018-05-25 | 2018-05-25 | Medical antiwind middle control wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820808241.2U CN208216424U (en) | 2018-05-25 | 2018-05-25 | Medical antiwind middle control wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208216424U true CN208216424U (en) | 2018-12-11 |
Family
ID=64507079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820808241.2U Active CN208216424U (en) | 2018-05-25 | 2018-05-25 | Medical antiwind middle control wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208216424U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110576703A (en) * | 2019-10-15 | 2019-12-17 | 无锡市中冠物流设备有限公司 | brake box structure for combined central control wheel |
| CN110588243A (en) * | 2019-10-15 | 2019-12-20 | 无锡市中冠物流设备有限公司 | Combined central control wheel structure for medical treatment |
| CN110641540A (en) * | 2019-10-15 | 2020-01-03 | 无锡市中冠物流设备有限公司 | Brake structure for multifunctional medical combined central control wheel |
-
2018
- 2018-05-25 CN CN201820808241.2U patent/CN208216424U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110576703A (en) * | 2019-10-15 | 2019-12-17 | 无锡市中冠物流设备有限公司 | brake box structure for combined central control wheel |
| CN110588243A (en) * | 2019-10-15 | 2019-12-20 | 无锡市中冠物流设备有限公司 | Combined central control wheel structure for medical treatment |
| CN110641540A (en) * | 2019-10-15 | 2020-01-03 | 无锡市中冠物流设备有限公司 | Brake structure for multifunctional medical combined central control wheel |
| CN110588243B (en) * | 2019-10-15 | 2024-04-02 | 无锡市中冠医疗设备有限公司 | Medical combined central control wheel structure |
| CN110576703B (en) * | 2019-10-15 | 2024-05-03 | 无锡市中冠医疗设备有限公司 | Brake box structure for combined central control wheel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 214000 Yanyu Road, Qianzhou supporting area, Huishan Economic Development Zone, Wuxi City, Jiangsu Province Patentee after: Wuxi Zhongguan Medical Equipment Co.,Ltd. Address before: 214000 Yanyu Road, Qianzhou supporting area, Huishan Economic Development Zone, Wuxi City, Jiangsu Province Patentee before: WUXI ZHONGGUAN LOGISTICS EQUIPMENT Co.,Ltd. |