CN110370864A - Medical treatment wheel is controlled in one kind - Google Patents
Medical treatment wheel is controlled in one kind Download PDFInfo
- Publication number
- CN110370864A CN110370864A CN201910660826.3A CN201910660826A CN110370864A CN 110370864 A CN110370864 A CN 110370864A CN 201910660826 A CN201910660826 A CN 201910660826A CN 110370864 A CN110370864 A CN 110370864A
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- CN
- China
- Prior art keywords
- brake
- main shaft
- frame
- connecting rod
- bearing
- 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
- 235000004443 Ricinus communis Nutrition 0.000 claims abstract description 59
- 230000000712 assembly Effects 0.000 claims abstract description 12
- 238000000429 assembly Methods 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract description 11
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 24
- 238000012946 outsourcing Methods 0.000 claims description 14
- 125000004122 cyclic group Chemical group 0.000 claims description 8
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 4
- 229910052804 chromium Inorganic materials 0.000 description 4
- 239000011651 chromium Substances 0.000 description 4
- 238000007747 plating Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/0028—Construction of wheels; methods of assembling on axle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/006—Castors in general; Anti-clogging castors characterised by details of the swivel mechanism
- B60B33/0065—Castors in general; Anti-clogging castors characterised by details of the swivel mechanism characterised by details of the swivel axis
- B60B33/0068—Castors in general; Anti-clogging castors characterised by details of the swivel mechanism characterised by details of the swivel axis the swivel axis being vertical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/0078—Castors in general; Anti-clogging castors characterised by details of the wheel braking mechanism
- B60B33/0081—Castors in general; Anti-clogging castors characterised by details of the wheel braking mechanism acting on tire tread
Abstract
The invention discloses medical treatment wheel is controlled in one kind.It includes castor assembly, brake assemblies and link assembly, brake assemblies include brake shoes, brake frame and frame egative film, the frame that brakes is equipped with frame fixed spring and brake fixed screw, brake frame is mounted on castor assembly by frame fixed spring, so that brake frame is separated with castor assembly in normal state, brake shoes is placed on castor assembly, brake shoes is mounted in brake frame by the fixed screw that brakes, convenient for the installation and removal of brake shoes, facilitate the maintenance in later period, frame egative film is mounted on the top of brake frame, link assembly is mounted in castor assembly and matches with frame egative film, link assembly is acted on brake frame by frame egative film, so that the stress of brake shoes is more uniform.The beneficial effects of the present invention are: security reliability greatly promotes, the service life of the hollow medical treatment wheel is increased substantially.
Description
Technical field
The present invention relates to medical caster correlative technology field, refer in particular to control medical treatment wheel in one kind.
Background technique
Medical caster is that the operation of adaptation hospital requirements is light and handy, it is flexible, elastic big, special super-silent, wear-resisting, anti-tangle to turn to
Around and it is resistant to chemical etching the features such as, dedicated castor.It is broadly divided into light-duty castor (chromium plating bracket circular inserting rod castor, chromium plating
Bracket hollow rivet castor, chromium plating bracket screw rod castor, chromium plating bracket bottom plate castor)；Metallic support class castor (screw rod type, sky
Core rivet type, inserted bar type, floor type)；Overall plastic bracket castor (the stainless steel type of movable/fixed type, screw rod type, screw rod, inserted bar type,
Floor type)；Medical twin caster (economic screw rod type, screw rod type, movable/fixed type, inserted bar type)；Middle control castor and medical treatment packet
Folded brake castor is covered, it being capable of the various environmental requirements of comprehensive satisfaction medical treatment.
In existing medical caster, for especially middle control castor for control, what is generally used is all by connecting rod machine
Rotation axis in structure centering control castor carries out brake operation, and such brake operation often causes certain mill to rotation
Damage, even also having to the service life of rotation axis can have a certain impact.
Summary of the invention
The present invention is in order to overcome the above deficiencies in the prior art, to provide a kind of safe and reliable and service life
Long middle control medical treatment wheel.
To achieve the goals above, the invention adopts the following technical scheme:
Medical treatment wheel, including castor assembly, brake assemblies and link assembly are controlled in one kind, the brake assemblies include brake
Block, brake frame and frame egative film, the brake frame are equipped with frame fixed spring and brake fixed screw, the brake
Frame is mounted on castor assembly by frame fixed spring, and the brake shoes is placed on castor assembly, the brake
Block is mounted in brake frame by the fixed screw that brakes, and the frame egative film is mounted on the top of brake frame, described
Link assembly is mounted in castor assembly and matches with frame egative film.
Brake shoes is placed on castor assembly, when unused, by the design of frame fixed spring so that brake frame
It is not in contact with castor assembly, so the brake shoes being placed in brake frame is not also in contact with castor assembly, entire middle control doctor
Treat wheel normal use；And when needing locking, framework bottom on piece is acted on by link assembly, and frame egative film is placed in brake frame
On, so brake frame moves downward, so that the brake shoes in brake frame is in contact with castor assembly, castor assembly is realized
Locking brake, frame fixed spring is compressed at this time, when link assembly does not act on framework bottom on piece, frame fixed spring
It automatically resets and realizes the rotation of control medical treatment wheel in entire, design brake shoes in this way and only act upon the surface of castor assembly so can
While improving the security reliability of castor assembly, additionally it is possible to improve the service life of castor assembly.
Preferably, the castor assembly includes inner core, outsourcing, left side lid, left prong piece, the right lid and right prong
Piece, the centre of the inner core are equipped with through-hole, and castor bearing is equipped in the through-hole, is equipped with hollow wheel in the castor bearing
Axis, the outsourcing is mounted on the outside of inner core, is equipped with limiting groove in the left and right sides of the castor bearing, described
Left prong piece and right prong on piece are equipped with the position limiting convex ring to match with limiting groove, the left prong piece and right prong piece
By the left and right sides for being fitted to inner core of position limiting convex ring and limiting groove, in the left and right sides of the castor bearing and
It is placed between castor bearing and inner core and is equipped with positioning groove, the left side lid and the right cover and be equipped with and positioning groove phase
The middle of matched positioning flange, the left side lid and the right lid is equipped with the hollow shaft matched with hollow axle, institute
The left prong piece stated is placed between left side lid and inner core, and the right prong piece is placed between the right lid and inner core, the left side
The position limiting convex ring that the hollow shaft of lid passes through left prong piece is mounted in hollow axle, and the hollow shaft of the right lid passes through right prong
The position limiting convex ring of piece is mounted in hollow axle, and the brake assemblies are mounted between left prong piece and right prong piece.Pass through
The structure of castor assembly designs, and can protect foot by the design of left prong piece and right prong on piece positioning groove and positioning convex ring
Wheel bearing is not damaged, can by the cooperation of the design and hollow axle and hollow shaft that position flange in left side lid and the right lid
Facilitate the position for limiting inner core.
Preferably, the structure of the left prong piece and the structure of right prong piece are consistent, the left prong piece with
The right symmetrical distribution of prong piece, the structure of the left side lid and the structure of the right lid are consistent, the left side lid with
Prong fixing sleeve, the left side are equipped on the outside of the upper end of the symmetrical distribution of the right lid, the left prong piece and right prong piece
Prong piece and right prong piece are fixed together by prong fixing sleeve, and the upper end of the left side lid and the right lid is equipped with upper cover,
The left side lid and the right lid is fixed together by upper cover, and the left side lid and the right lid cover entire inner core, described
Brake shoes be placed on the outer surface of outsourcing, it is described brake frame the lateral surface of left and right two on be equipped with spring mounting seat, institute
The spring mounting seat stated is equipped with frame fixed spring, and the brake frame is separately mounted to left fork by frame fixed spring
Foot piece and right prong on piece, buckle is equipped at left and right sides of the frame egative film, and the frame egative film passes through buckle installation
On brake frame.By the design of above structure, inner core can be effectively protected.
Preferably, the link assembly includes hollow main shaft, main shaft bearing, main shaft pedestal and brake connecting rod component,
The brake connecting rod component is mounted on hollow main shaft, and the main shaft bearing is placed between left prong piece and right prong piece,
The hollow main shaft is mounted on main shaft bearing, and the lower end surface of the main shaft bearing is equipped with bearing fixinig plate, the axis
It holds fixinig plate to be mounted between left prong piece and right prong piece, the main shaft pedestal is mounted on the side of hollow main shaft and sets
In on the upper surface of main shaft bearing, the top of the main shaft pedestal is equipped with bearing card, and the bearing card is placed in upper cover,
The lower end surface of the main shaft bearing is placed on bearing fixinig plate, and the upper surface of the main shaft bearing is through main shaft pedestal and bearing card
It is mounted in upper cover.By the design of above-mentioned link assembly, the rotation of hollow main shaft, convenient entire hollow medical treatment wheel can be realized
Adjusting.
Preferably, the brake connecting rod component includes brake connecting rod, main shaft sheath, rod spring, linkage connector, brake
Vehicle cam and sheath fixinig plate, the brake connecting rod are mounted on the inside of hollow main shaft, and the lower end of the brake connecting rod is placed in
Between frame egative film and bearing fixinig plate, the rod spring is mounted on the upper of brake connecting rod, the linkage connector installation
In the upper end of brake connecting rod, the main shaft sheath is mounted on the outside of hollow main shaft, the brake connecting rod, rod spring,
Linkage connector and brake cam are placed in main shaft sheath, and the brake cam is placed in the top of linkage connector and connects with connecting rod
Head is in contact, and the lower end of the main shaft sheath is installed on the upper cover, and the sheath fixinig plate is mounted on the upper end of main shaft sheath.
By the design of brake connecting rod component, the brake for realizing control medical treatment wheel in entire can be facilitated.
Preferably, the lower end surface of the brake connecting rod is equipped with positioning plate, it is fixed that the upper surface of the positioning plate is equipped with
Position frame, the lower end surface of the positioning plate are equipped with several equally distributed protrusions, and the framework bottom on piece is equipped with and raised phase
Corresponding shrinkage pool, the positioning plate are fitted to framework bottom on piece, the bearing fixinig plate by raised and shrinkage pool
It is equipped with the location hole to match with posting, the framework bottom on piece is equipped with positioning round orifice corresponding with brake connecting rod,
The lower half portion diameter of the brake connecting rod is greater than the top half diameter of brake connecting rod, the lower half portion of the brake connecting rod
Side is equipped with connecting rod limiting slot, and the rod spring is mounted in the top half of brake connecting rod, the brake connecting rod it is upper
End face is equipped with mounting blocks, the lower end of the linkage connector is equipped with through-hole, is equipped in the through-hole and matches with mounting blocks
Mounting hole, the linkage connector are mounted on brake connecting rod by mounting blocks and mounting hole.By the design of brake connecting rod,
Brake can be effectively realized when being braked, and stability is high.
Preferably, the lower half portion diameter of the hollow main shaft be less than hollow main shaft top half diameter, it is described in
The lower half portion of empty main shaft is mounted on main shaft bearing, the main shaft pedestal be mounted on the outside of the lower half portion of hollow main shaft and
It is placed in the lower half portion of hollow main shaft and the top half junction of hollow main shaft, the upper end of the top half of the hollow main shaft
Side is equipped with annular groove, and the inside of the main shaft sheath is equipped with the cyclic annular raised line to match with annular groove, the inner wall of the hollow main shaft
It is equipped with the connecting rod limited block to match with connecting rod limiting slot.By the design of above structure, the peace of hollow main shaft can be facilitated
Set position.
Preferably, be equipped with through-hole among the described bearing card, the lower end of the main shaft sheath pass through after upper cover with axis
The through-hole interference fit of card is held, the side of the main shaft sheath is equipped with several first protection holes, and first protection hole exists
On same plane, first protection hole is placed in the lower section of cyclic annular raised line, and the side of the hollow main shaft is equipped with the second protection
Hole, first protection hole and the second protection hole on the same axis, are equipped with screw thread protecting plug in first protection hole,
The screw thread protecting plug passes through the first protection hole and is placed in the second protection hole, and the inside of the main shaft sheath is equipped with for pacifying
The slot of load knock-off joint, the linkage connector are slidably connected with main shaft sheath, and the upper side of the main shaft sheath, which is equipped with, to be adjusted
Knothole, the brake cam are mounted in main shaft sheath and are placed at the position of adjustment hole, the upper surface of the main shaft sheath
It is equipped with fixture block, the sheath fixinig plate is equipped with the card hole to match with fixture block, and the sheath fixinig plate passes through fixture block
With being fitted on main shaft sheath for card hole.By the design of above structure, the guarantor to entire middle control medical treatment wheel can be facilitated
Shield, reduces the abrasion of entire hollow medical treatment wheel, and security reliability improves.
Preferably, the side of the linkage connector is equipped with flange, one end of the rod spring is placed in linkage connector
On flange, the upper end of the linkage connector is equipped with convex top, and the side of the brake cam is equipped with and the convex pit for pushing up and matching, institute
The centre for stating brake cam is equipped with hex hole, and the hex hole and adjustment hole are on the same axis.Pass through above structure
Design, the convenient operation to hollow medical treatment wheel.
The beneficial effects of the present invention are: inner core and brake group valence can be effectively protected, so that control medical treatment in entire
Security reliability greatly promotes, and brake shoes and outsourcing are used cooperatively, and can effectively reduce to control medical treatment wheel in entire
Abrasion, to increase substantially the service life of the hollow medical treatment wheel.
Detailed description of the invention
Fig. 1 is configuration schematic diagram of the invention；
Fig. 2 is the schematic diagram of the section structure of the invention.
In figure: 1. brake cams, 2. fixture blocks, 3. slots, 4. cyclic annular raised lines, 5. screw thread protecting plugs, 6. postings, 7. upper covers,
8. main shaft pedestal, 9. hollow main shafts, 10. main shaft bearings, 11. left prong pieces, 12. brake shoes, 13. left side lids, 14. hollow shafts,
15. flange is positioned, 16. position limiting convex rings, 17. limiting grooves, 18. inner cores, 19. outsourcings, 20. castor bearings, 21. positioning grooves,
22. hollow axle, 23. the right lids, 24. right prong pieces, 25. frame fixed springs, 26. brake fixed screws, 27. brake frames
Frame, 28. buckles, 29. frame egative films, 30. bearing fixinig plates, 31. prong fixing sleeves, 32. second protection holes, 33. annular grooves, 34.
Bearing card, 35. first protection holes, 36. positioning plates, 37. brake connecting rods, 38. connecting rod limiting slots, 39. adjustment holes, 40. main shafts
Sheath, 41. rod springs, 42. linkage connectors, 43. convex tops, 44. pits, 45. sheath fixinig plates, 46. mounting blocks, 47. card holes.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and detailed description.
In the embodiment described as shown in Figure 1, Figure 2, control medical treatment wheel in one kind, including castor assembly, brake assemblies and connection rod set
Part, brake assemblies include brake shoes 12, brake frame 27 and frame egative film 29, and brake frame 27 is equipped with frame fixed spring 25
With brake fixed screw 26, brake frame 27 is mounted on castor assembly by frame fixed spring 25, so that in normal condition
Lower brake frame 27 is separated with castor assembly, and brake shoes 12 is placed on castor assembly, and brake shoes 12 passes through brake fixed screw 26
It is mounted in brake frame 27, convenient for the installation and removal of brake shoes 12, facilitates the maintenance in later period, frame egative film 29 is mounted on brake
The top of frame 27, link assembly are mounted in castor assembly and match with frame egative film 29, and link assembly passes through frame
Egative film 29 acts on brake frame 27, so that the stress of brake shoes 12 is more uniform.
Castor assembly includes inner core 18, outsourcing 19, left side lid 13, left prong piece 11, the right lid 23 and right prong piece 24, interior
The centre of core 18 is equipped with through-hole, and castor bearing 20 is equipped in through-hole, hollow axle 22 is equipped in castor bearing 20, outsourcing 19 is installed
Limiting groove 17, left prong piece 11 and right prong piece are equipped on the outside of inner core 18, the left and right sides of castor bearing 20
The position limiting convex ring 16 to match with limiting groove 17 is equipped on 24, left prong piece 11 and right prong piece 24 pass through position limiting convex ring 16
With the left and right sides for being fitted to inner core 18 of limiting groove 17, on the one hand design in this way can effectively position left prong piece
11 and right prong piece 24 position, while castor bearing 20 can also be effectively protected, in the left and right sides of castor bearing 20
And be placed between castor bearing 20 and inner core 18 and be equipped with positioning groove 21, it is equipped with and positions on left side lid 13 and the right lid 23
The design that the positioning flange 15 that groove 21 matches, positioning groove 21 and positioning are turned over time can effectively position left side lid 13 and the right side
The middle of the position of side lid 23, left side lid 13 and the right lid 23 is equipped with the hollow shaft 14 matched with hollow axle 22, left
Prong piece 11 is placed between left side lid 13 and inner core 18, and right prong piece 24 is placed between the right lid 23 and inner core 18, left side lid 13
Hollow shaft 14 pass through left prong piece 11 position limiting convex ring 16 be mounted in hollow axle 22, the hollow shaft 14 of the right lid 23 passes through
The position limiting convex ring 16 of right prong piece 24 is mounted in hollow axle 22, and the design of hollow shaft 14 and hollow axle 22 facilitates the left side
Lid 13 and the right lid 23 remove and install, and brake assemblies are mounted between left prong piece 11 and right prong piece 24.
The structure of left prong piece 11 and the structure of right prong piece 24 are consistent, and left prong piece 11 is with right prong piece 24 in a left side
Right symmetrical, the structure of left side lid 13 and the structure of the right lid 23 are consistent, and left side lid 13 and the right lid 23 are in left and right pair
Claim to be distributed, prong fixing sleeve 31, left prong piece 11 and right prong piece are equipped on the outside of the upper end of left prong piece 11 and right prong piece 24
24 are fixed together by prong fixing sleeve 31, left effectively by left prong piece 11 together with right 24 bundled fixed of prong piece
The upper end of side lid 13 and the right lid 23 is equipped with upper cover 7, left side lid 13 and the right lid 23 and is fixed together by upper cover 7, upper cover 7
On the one hand on the other hand design can also constitute an envelope effectively by left side lid 13 together with 23 bundled fixed of the right lid
The space closed prevents external environment from impacting to internal brake assemblies, and left side lid 13 and the right lid 23 cover entire inner core
18, entire inner core 18 can be effectively protected, brake shoes 12 is placed on the outer surface of outsourcing 19, and brake shoes 12 acts on outsourcing 19
Surface on realize brake function, be equipped with spring mounting seat, spring mounting seat on the lateral surface of left and right two for the frame 27 that brakes
It is equipped with frame fixed spring 25, brake frame 27 is separately mounted to left prong piece 11 and right prong by frame fixed spring 25
On piece 24, the left and right sides of frame egative film 29 is equipped with buckle 28, and frame egative film 29 is mounted on brake frame 27 by buckle 28
On, facilitate the installation and removal of frame egative film 29.
Link assembly includes hollow main shaft 9,37 component of main shaft bearing 10, main shaft pedestal 8 and brake connecting rod, brake connecting rod 37
Component is mounted on hollow main shaft 9, and main shaft bearing 10 is placed between left prong piece 11 and right prong piece 24, and hollow main shaft 9 is installed
On main shaft bearing 10, the lower end surface of main shaft bearing 10 is equipped with bearing fixinig plate 30, and bearing fixinig plate 30 is mounted on left prong
Between piece 11 and right prong piece 24, positioning spindle bearing 10 is installed by bearing fixinig plate 30, main shaft pedestal 8 is mounted on hollow
It on the side of main shaft 9 and is placed on the upper surface of main shaft bearing 10, the top of main shaft pedestal 8 is equipped with bearing card 34, bearing card
Piece 34 is placed in upper cover 7, and the lower end surface of main shaft bearing 10 is placed on bearing fixinig plate 30, and the upper surface of main shaft bearing 10 is through main shaft
Pedestal 8 and bearing card 34 are mounted in upper cover 7, and wherein the shape of main shaft pedestal 8 is in boss-shaped, the lower end surface of main shaft pedestal 8
The upper surface of main shaft bearing 10 is resisted, the upper surface of main shaft pedestal 8 resists bearing card 34, so that bearing card 34 is against upper cover
7 insides, realize the positioning of entire main shaft bearing 10.
37 component of brake connecting rod include brake connecting rod 37, main shaft sheath 40, rod spring 41, linkage connector 42, brake it is convex
Wheel 1 and sheath fixinig plate 45, brake connecting rod 37 are mounted on the inside of hollow main shaft 9, and the lower end of brake connecting rod 37 is placed in framework bottom
Between piece 29 and bearing fixinig plate 30, rod spring 41 is mounted on the upper of brake connecting rod 37, and linkage connector 42 is mounted on brake and connects
The upper end of bar 37, main shaft sheath 40 are mounted on the outside of hollow main shaft 9, brake connecting rod 37, rod spring 41,42 and of linkage connector
Brake cam 1 is placed in main shaft sheath 40, various components inside is effectively protected by main shaft sheath 40, brake cam 1 is set
In linkage connector 42 top and be in contact with linkage connector 42, pass through brake cam 1 rotation realize brake purpose, main shaft
The lower end of sheath 40 is mounted in upper cover 7, and sheath fixinig plate 45 is mounted on the upper end of main shaft sheath 40, is used for fixed main shaft sheath
40。
The lower end surface of brake connecting rod 37 is equipped with positioning plate 36, and the upper surface of positioning plate 36 is equipped with posting 6, positioning plate
36 lower end surface is equipped with several equally distributed protrusions, and frame egative film 29 is equipped with shrinkage pool corresponding with protrusion, positioning plate
36 are fitted on frame egative film 29 by raised and shrinkage pool, can be realized the precise positioning of brake connecting rod 37, Bu Huifa
Raw relative displacement, to ensure that the reliability of brake, bearing fixinig plate 30 is equipped with the location hole to match with posting 6,
The installation of brake connecting rod 37 can be facilitated by the cooperation of posting 6 and location hole, while also capableing of position brake connecting rod 37
Displacement stroke, it is ensured that the stability of brake, frame egative film 29 is equipped with positioning round orifice corresponding with brake connecting rod 37, for limiting
The movement travel of position brake connecting rod 37, the lower half portion diameter of brake connecting rod 37 are greater than the top half diameter of brake connecting rod 37,
The side of the lower half portion of the brake connecting rod 37 is equipped with connecting rod limiting slot 38, and rod spring 41 is mounted on the upper of brake connecting rod 37
In half part, the upper surface of brake connecting rod 37 is equipped with mounting blocks 46, and the lower end of linkage connector 42 is equipped with through-hole, is equipped in through-hole
The mounting hole to match with mounting blocks 46, linkage connector 42 are mounted on brake connecting rod 37 by mounting blocks 46 and mounting hole, just
In installation and removal, be conducive to the maintenance in later period.
The lower half portion diameter of hollow main shaft 9 is less than the top half diameter of hollow main shaft 9, the lower half of hollow main shaft 9
Divide and be mounted on main shaft bearing 10, main shaft pedestal 8 is mounted on the outside of the lower half portion of hollow main shaft 9 and is placed in hollow main shaft 9
The top half junction of lower half portion and hollow main shaft 9, facilitates the installation and positioning of main shaft bearing 10, hollow main shaft 9 it is upper
The upper side of half part is equipped with annular groove 33, and the inside of main shaft sheath 40 is equipped with the cyclic annular raised line 4 to match with annular groove 33, passes through
The design of annular groove 33 and cyclic annular raised line 4, can facilitate 9 location and installation of hollow main shaft in main shaft sheath 40, be effectively protected
Hollow main shaft 9, the inner wall of hollow main shaft 9 are equipped with the connecting rod limited block to match with connecting rod limiting slot 38, are limited by connecting rod
The design of block and connecting rod limiting slot 38 can limit the movement travel displacement of brake connecting rod 37, it is ensured that the reliability of brake.
Through-hole, through-hole of the lower end of main shaft sheath 40 after upper cover 7 with bearing card 34 are equipped among bearing card 34
Interference fit, the side of main shaft sheath 40 are equipped with several first protection holes 35, and in the same plane, first protects the first protection hole 35
Guard aperture 35 is placed in the lower section of cyclic annular raised line 4, and the side of hollow main shaft 9 is equipped with the second protection hole 32, the first protection hole 35 and second
Protection hole 32 on the same axis, is equipped with screw thread protecting plug 5 in the first protection hole 35, screw thread protecting plug 5 passes through the first protection hole
35 are placed in the second protection hole 32, and hollow main shaft 9 can be effectively protected by the design of protecting sleeve for thread, make it in inside
It will not rotate in main shaft sheath 40 with the movement of brake connecting rod 37, to reduce the abrasion of hollow main shaft 9, improve
The service life of control medical treatment wheel, the inside of main shaft sheath 40 are equipped with the slot 3 for installing connecting rods connector 42, linkage connector in entire
42 are slidably connected with main shaft sheath 40, and the upper side of main shaft sheath 40 is equipped with adjustment hole 39, and brake cam 1 is mounted on main shaft shield
It in set 40 and is placed at the position of adjustment hole 39, brake cam 1 is adjusted by adjustment hole 39 and realizes control medical treatment wheel in entire
Whether brake, the upper surface of main shaft sheath 40 is equipped with fixture block 2, and sheath fixinig plate 45 is equipped with the card hole to match with fixture block 2
47, sheath fixinig plate 45 is fitted on main shaft sheath 40 by fixture block 2 and card hole 47, easy to disassemble with installation.
The side of linkage connector 42 is equipped with flange, and one end of rod spring 41 is placed on the flange of linkage connector 42, connecting rod
The upper end of connector 42 is equipped with convex top 43, and the side of brake cam 1 is equipped with the pit 44 matched with convex top 43, brake cam 1
Centre is equipped with hex hole, and hex hole and adjustment hole 39 are on the same axis.When convex top 43 matches with pit 44, entirely
Middle control medical treatment wheel is in normal use state, and when needing locking, it only needs to adjust brake cam by adjustment hole 39
1, so that pit 44 is left on convex top 43.
When needing to brake, the adjustment hole 39 on main shaft sheath 40 is passed through by die nut and is connect with brake cam 1, and turned
Dynamic die nut makes the pit 44 on brake cam 1 not match with the convex top 43 on linkage connector 42, so linkage connector
42 move downward, and push brake connecting rod 37 to move downward, the lower end of brake connecting rod 37 acts on frame egative film 29, and framework bottom
Piece 29 is acted on again on brake frame 27, and the brake shoes 12 in frame 27 that brakes is matched with outsourcing 19, so that brake shoes 12
It is formed and is braked with 19 locking of outsourcing, frame fixed spring 25 is compressed at this time, can be to brake connecting rod 37 by screw thread protecting plug 5
Positioning operation is carried out, so that entire hollow medical treatment wheel is constantly in braking state；And when the taking-up of screw thread protecting plug 5, it is solid by frame
The effect of spring 25 is determined so that brake frame 27 moves upwards, while brake connecting rod 37 also moves upwards, and linkage connector 42 is certainly
Dynamic to be returned in the pit 44 of brake cam 1, realize the medical wheel of control in entire is freely rotated state.
Claims (9)
1. controlling medical treatment wheel in one kind, characterized in that including castor assembly, brake assemblies and link assembly, the brake assemblies
Including brake shoes (12), brake frame (27) and frame egative film (29), the brake frame (27) is equipped with the fixed bullet of frame
Spring (25) and brake fixed screw (26), the brake frame (27) are mounted on castor assembly by frame fixed spring (25)
On, the brake shoes (12) is placed on castor assembly, and the brake shoes (12) is mounted on by brake fixed screw (26)
It brakes in frame (27), the frame egative film (29) is mounted on the top of brake frame (27), the link assembly installation
It is matched in castor assembly and with frame egative film (29).
2. it is according to claim 1 one kind in control medical treatment wheel, characterized in that the castor assembly include inner core (18),
Outsourcing (19), left side lid (13), left prong piece (11), the right lid (23) and right prong piece (24), the centre of the inner core (18)
Equipped with through-hole, castor bearing (20) are equipped in the through-hole, are equipped with hollow axle (22) in the castor bearing (20), institute
The outsourcing (19) stated is mounted on the outside of inner core (18), is equipped with limiting groove in the left and right sides of the castor bearing (20)
(17), the position limiting convex ring to match with limiting groove (17) is equipped on the left prong piece (11) and right prong piece (24)
(16), the left prong piece (11) and right prong piece (24) being coupled by position limiting convex ring (16) and limiting groove (17)
On the left and right sides of inner core (18), the left and right sides of the castor bearing (20) and it is placed in castor bearing (20) and inner core
(18) it is equipped with positioning groove (21), is equipped on the left side lid (13) and the right lid (23) and positioning groove (21) between
The middle of the positioning flange (15) to match, the left side lid (13) and the right lid (23) is equipped with and hollow axle (22)
The hollow shaft (14) matched, the left prong piece (11) are placed between left side lid (13) and inner core (18), the right fork
Foot piece (24) is placed between the right lid (23) and inner core (18), and the hollow shaft (14) of the left side lid (13) passes through left prong piece
(11) position limiting convex ring (16) is mounted on hollow axle (22), and the hollow shaft (14) of the right lid (23) passes through right prong piece
(24) position limiting convex ring (16) is mounted on hollow axle (22), and the brake assemblies are mounted on left prong piece (11) and right fork
Between foot piece (24).
3. control medical treatment wheel in one kind according to claim 2, characterized in that the structure of the left prong piece (11) and right fork
The structure of foot piece (24) is consistent, the left prong piece (11) and the symmetrical distribution of right prong piece (24), the left side
The structure of side lid (13) and the structure of the right lid (23) are consistent, and the left side lid (13) and the right lid (23) are in left and right pair
Claim to be distributed, is equipped with prong fixing sleeve (31) on the outside of the upper end of the left prong piece (11) and right prong piece (24), the left fork
Foot piece (11) and right prong piece (24) are fixed together by prong fixing sleeve (31), the left side lid (13) and the right lid
(23) upper end is equipped with upper cover (7), and the left side lid (13) and the right lid (23) are fixed together by upper cover (7), described
Left side lid (13) and the right lid (23) cover entire inner core (18), the brake shoes (12) is placed in the outer surface of outsourcing (19)
On, it is equipped with spring mounting seat on the lateral surface of left and right two of brake frame (27), the spring mounting seat is equipped with
Frame fixed spring (25), the brake frame (27) are separately mounted to left prong piece (11) by frame fixed spring (25)
It on right prong piece (24), is equipped with buckle (28) at left and right sides of the frame egative film (29), the frame egative film (29)
It is mounted in brake frame (27) by buckle (28).
4. control medical treatment wheel in one kind according to claim 2 or 3, characterized in that the link assembly includes hollow master
Axis (9), main shaft bearing (10), main shaft pedestal (8) and brake connecting rod component, the brake connecting rod component are mounted on hollow main shaft
(9) on, the main shaft bearing (10) is placed between left prong piece (11) and right prong piece (24), the hollow main shaft (9)
It is mounted on main shaft bearing (10), the lower end surface of the main shaft bearing (10) is equipped with bearing fixinig plate (30), the bearing
Fixinig plate (30) is mounted between left prong piece (11) and right prong piece (24), and the main shaft pedestal (8) is mounted on hollow master
It on the side of axis (9) and is placed on the upper surface of main shaft bearing (10), the top of the main shaft pedestal (8) is equipped with bearing card
(34), the bearing card (34) is placed in upper cover (7), and the lower end surface of the main shaft bearing (10) is placed in bearing fixinig plate
(30) on, the upper surface of the main shaft bearing (10) is mounted in upper cover (7) through main shaft pedestal (8) and bearing card (34).
5. control medical treatment wheel in one kind according to claim 4, characterized in that the brake connecting rod component includes that brake connects
Bar (37), main shaft sheath (40), rod spring (41), linkage connector (42), brake cam (1) and sheath fixinig plate (45), institute
The brake connecting rod (37) stated is mounted on the inside of hollow main shaft (9), and the lower end of the brake connecting rod (37) is placed in frame egative film
(29) between bearing fixinig plate (30), the rod spring (41) is mounted on upper, the described connecting rod of brake connecting rod (37)
Connector (42) is mounted on the upper end of brake connecting rod (37), and the main shaft sheath (40) is mounted on the outside of hollow main shaft (9), institute
Brake connecting rod (37), rod spring (41), linkage connector (42) and the brake cam (1) stated are placed in main shaft sheath (40),
The brake cam (1) is placed in the top of linkage connector (42) and is in contact with linkage connector (42), the main shaft sheath
(40) lower end is mounted on upper cover (7), and the sheath fixinig plate (45) is mounted on the upper end of main shaft sheath (40).
6. control medical treatment wheel in one kind according to claim 5, characterized in that set on the lower end surface of the brake connecting rod (37)
Have positioning plate (36), the upper surface of the positioning plate (36) is equipped with posting (6), sets on the lower end surface of the positioning plate (36)
There are several equally distributed protrusions, the frame egative film (29) is equipped with shrinkage pool corresponding with protrusion, the positioning plate
(36) it is fitted on frame egative film (29) by raised and shrinkage pool, the bearing fixinig plate (30) is equipped with and positioning
The location hole that frame (6) matches, the frame egative film (29) are equipped with positioning round orifice corresponding with brake connecting rod (37), institute
The lower half portion diameter for stating brake connecting rod (37) is greater than the top half diameter of brake connecting rod (37), the brake connecting rod (37)
The side of lower half portion is equipped with connecting rod limiting slot (38), and the rod spring (41) is mounted on the upper half of brake connecting rod (37)
On point, the upper surface of the brake connecting rod (37) is equipped with mounting blocks (46), and the lower end of the linkage connector (42) is equipped with through-hole,
Be equipped with the mounting hole to match with mounting blocks (46) in the through-hole, the linkage connector (42) by mounting blocks (46) and
Mounting hole is mounted on brake connecting rod (37).
7. control medical treatment wheel in one kind according to claim 6, characterized in that the lower half portion of the hollow main shaft (9) is straight
Diameter is less than the top half diameter of hollow main shaft (9), and the lower half portion of the hollow main shaft (9) is mounted on main shaft bearing (10)
On, the main shaft pedestal (8) is mounted on the outside of the lower half portion of hollow main shaft (9) and is placed in the lower half of hollow main shaft (9)
Divide the top half junction with hollow main shaft (9), the upper side of the top half of the hollow main shaft (9) is equipped with annular groove
(33), the inside of the main shaft sheath (40) is equipped with the cyclic annular raised line (4) to match with annular groove (33), the hollow main shaft (9)
Inner wall be equipped with the connecting rod limited block that matches with connecting rod limiting slot (38).
8. control medical treatment wheel in one kind according to claim 5, characterized in that be equipped among the bearing card (34) logical
Hole, the lower end of the main shaft sheath (40) pass through upper cover (7) and are interference fitted afterwards with the through-hole of bearing card (34), the main shaft shield
The side for covering (40) is equipped with several first protection holes (35), first protection hole (35) in the same plane, described the
One protection hole (35) is placed in the lower section of cyclic annular raised line (4), and the side of the hollow main shaft (9) is equipped with the second protection hole (32), institute
The first protection hole (35) and the second protection hole (32) stated on the same axis, are equipped with screw thread in first protection hole (35)
Protection plug (5), the screw thread protecting plug (5) pass through the first protection hole (35) and are placed in the second protection hole (32), the master
The inside of sheath shaft (40) is equipped with the slot (3) for installing connecting rods connector (42), the linkage connector (42) and main shaft sheath
(40) it is slidably connected, the upper side of the main shaft sheath (40) is equipped with adjustment hole (39), and the brake cam (1) is mounted on
In main shaft sheath (40) and it is placed at the position of adjustment hole (39), the upper surface of the main shaft sheath (40) is equipped with fixture block (2),
The sheath fixinig plate (45) is equipped with the card hole (47) to match with fixture block (2), and the sheath fixinig plate (45) passes through
Fixture block (2) and card hole (47) are fitted on main shaft sheath (40).
9. control medical treatment wheel in one kind according to claim 8, characterized in that the side of the linkage connector (42) is equipped with and turns over
The one end on side, the rod spring (41) is placed on the flange of linkage connector (42), and the upper end of the linkage connector (42) is equipped with
Convex top (43), the side of the brake cam (1) are equipped with the pit (44) matched with convex top (43), the brake cam (1)
Centre be equipped with hex hole, the hex hole and adjustment hole (39) are on the same axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910660826.3A CN110370864A (en) | 2019-07-22 | 2019-07-22 | Medical treatment wheel is controlled in one kind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910660826.3A CN110370864A (en) | 2019-07-22 | 2019-07-22 | Medical treatment wheel is controlled in one kind |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110370864A true CN110370864A (en) | 2019-10-25 |
Family
ID=68254602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910660826.3A Pending CN110370864A (en) | 2019-07-22 | 2019-07-22 | Medical treatment wheel is controlled in one kind |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110370864A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020033307A1 (en) * | 1999-03-05 | 2002-03-21 | Mobley Donald L. | Hospital bed caster and braking system |
| CN106853749A (en) * | 2016-12-09 | 2017-06-16 | 无锡市中冠物流设备有限公司 | Castor control device is controlled in one kind |
| CN108099497A (en) * | 2017-12-31 | 2018-06-01 | 无锡市中冠物流设备有限公司 | Castor control system is controlled in a kind of link-type |
| CN210792695U (en) * | 2019-07-22 | 2020-06-19 | 宁波科盛万向轮有限公司 | Well accuse medical treatment wheel structure |
-
2019
- 2019-07-22 CN CN201910660826.3A patent/CN110370864A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020033307A1 (en) * | 1999-03-05 | 2002-03-21 | Mobley Donald L. | Hospital bed caster and braking system |
| CN106853749A (en) * | 2016-12-09 | 2017-06-16 | 无锡市中冠物流设备有限公司 | Castor control device is controlled in one kind |
| CN108099497A (en) * | 2017-12-31 | 2018-06-01 | 无锡市中冠物流设备有限公司 | Castor control system is controlled in a kind of link-type |
| CN210792695U (en) * | 2019-07-22 | 2020-06-19 | 宁波科盛万向轮有限公司 | Well accuse medical treatment wheel structure |
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