CN213788538U - Brake structure of central control wheel of medical bed and medical bed - Google Patents
Brake structure of central control wheel of medical bed and medical bed Download PDFInfo
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- CN213788538U CN213788538U CN202022160003.5U CN202022160003U CN213788538U CN 213788538 U CN213788538 U CN 213788538U CN 202022160003 U CN202022160003 U CN 202022160003U CN 213788538 U CN213788538 U CN 213788538U
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- brake
- central control
- rotating shaft
- control wheel
- driving rotating
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Abstract
The utility model provides a medical bed central control wheel brake structure and a medical bed, wherein the medical bed central control wheel brake structure comprises a brake connecting rod, a brake pedal and at least two central control wheel groups; the central control wheel group comprises a brake mechanism and at least two central control wheels; the fixed cover of axle is installed at every well accuse wheel top, and brake mechanism includes: brake device, driving shaft, swing arm; the brake device is arranged in the shaft fixing sleeve, the driving rotating shaft is arranged between the shaft fixing sleeves and connected with the brake device, so that the brake device can be driven to brake by rotating the driving rotating shaft; the brake connecting rod is hinged with the top end of each swing arm; one end of the brake pedal is fixedly connected with the driving rotating shaft. In the structure, the brake connecting rod is arranged on the swing arm, so that danger caused by collision of the brake connecting rod in the motion process can be prevented, and storage or other auxiliary medical equipment can be conveniently installed.
Description
Technical Field
The utility model relates to a medical bed technical field, concretely relates to accuse wheel brake structure and medical bed in medical bed.
Background
The medical bed common or medical stretcher moves through the two groups of central control wheels, and the two groups of central control wheels are in transmission connection through the brake connecting rod, so that the two groups of central control wheels can be controlled by the brake piece to brake and fix.
However, in the prior art, the brake connecting rod is located the transmission shaft below (the accuse wheel passes through the transmission shaft transmission and connects in every group) all the time, needs the brake connecting rod to run through the bed bottom front and back simultaneously, and this will lead to:
1. when the medical bed is pushed or parked, too high obstacles cannot be arranged at the bottom of the bed, and if the brake connecting rod is accidentally knocked, danger is possibly caused due to brake failure;
2. due to the limitation of structure and space, other auxiliary medical equipment at the bed bottom, such as a movable dining table, a patient transfer device, an insertion bed type baby carriage, an insertion bed type tray frame and the like, cannot be inserted, and inconvenience is easily brought to medical care;
3. the sundry basket additionally arranged on the bed bottom is required to be placed on the upper part of the brake connecting rod, when nursing staff particularly requires that the use space on the upper part of the sundry basket is required to be enlarged, the brake connecting rod is required to be designed to be closer to the ground, and therefore the probability of collision with ground obstacles is increased.
Disclosure of Invention
In view of the above-mentioned defects or shortcomings in the prior art, it is desirable to provide a medical bed and a center control wheel brake structure thereof, which has high safety, can be inserted into auxiliary medical equipment and is beneficial to storage.
The utility model provides a brake structure of a central control wheel of a medical bed, which comprises a brake connecting rod, a brake pedal and at least two central control wheel groups;
the central control wheel set comprises a brake mechanism and at least two central control wheels; every well accuse wheel top is installed the fixed cover of axle, brake mechanism includes: brake device, driving shaft, swing arm; the driving rotating shaft is arranged between the shaft fixing sleeves, the bottom of the swing arm is fixedly connected with the driving rotating shaft, the brake device is arranged in the shaft fixing sleeves, and the driving rotating shaft is connected with the brake device, so that the brake device can be driven to brake by rotating the driving rotating shaft;
the brake connecting rod is hinged with the top end of each swing arm; one end of the brake pedal is fixedly connected with the driving rotating shaft.
According to the technical scheme provided by the embodiment of the application, the brake device comprises a cam and a driving rod, one end of the driving rod is fixedly connected with one end of the driving rotating shaft, and the other end of the driving rod is fixedly connected with the cam, so that when the driving rod rotates to a first position, the cam contacts the central control wheel; when the driving rod rotates to the second position, the cam is far away from the central control wheel.
According to the technical scheme that this application embodiment provided, the cam control hole has all been seted up on the fixed lateral wall of axle, the drive pivot passes through the cam control hole is installed between the fixed cover of axle.
According to the technical scheme provided by the embodiment of the application, a rotary blocking rod is arranged between two shaft fixing sleeves and is positioned above the driving rotating shaft, the rotary blocking rod is provided with a concave part corresponding to the swing arm, one end of the rotary blocking rod is fixedly provided with a connecting rod, a clamping hook is hinged to the connecting rod, and a first clamping ring and a second clamping ring are arranged on the side wall of the shaft fixing sleeve; when the pothook with when first snap ring joint, the concave part butt the swing arm, when the pothook with when second snap ring joint, the concave part is kept away from the swing arm.
According to the technical scheme that this application embodiment provided, the connecting plate is installed to the axle fixed sleeving room, the connecting plate is located drive pivot below.
According to the technical scheme provided by the embodiment of the application, the storage rack is fixedly installed on the inner side of the connecting plate.
According to the technical scheme provided by the embodiment of the application, the central control wheel is fixedly connected with the shaft fixing sleeve through a screw; the central control wheel is provided with an installation sleeve, a threaded hole is formed in the side wall of the installation sleeve, a through hole is formed in the side wall, close to the bottom, of the shaft fixing sleeve, and the screw penetrates through the through hole and the threaded hole to fixedly connect the central control wheel with the shaft fixing sleeve.
The utility model discloses the second aspect provides a medical bed, including medical bed body and as above-mentioned accuse wheel brake structure in the medical bed, medical bed body bottom with the fixed cover top fixed connection of axle.
The utility model has the advantages that: the utility model provides a brake structure of a central control wheel of a medical bed, which comprises a brake connecting rod, a brake pedal and at least two central control wheel groups; the central control wheel set comprises a brake mechanism and at least two central control wheels; every well accuse wheel top is installed the fixed cover of axle, brake mechanism includes: brake device, driving shaft, swing arm; because the swing arm bottom with drive pivot fixed connection, the top of swing arm with the brake connecting rod is articulated, works as the drive during brake pedal under the drive effect of brake connecting rod, steerable every drive pivot in the brake mechanism rotates simultaneously, and then drives brake equipment carries out the brake to the central control wheel and fixes.
In the structure, the brake connecting rod is designed to be arranged on the upper portion through the swing arm, so that the position of the brake connecting rod is higher, and the danger caused by collision of the brake connecting rod with the hospital bed in the moving or static process is prevented; meanwhile, the space below the brake connecting rod is greatly increased, so that the medical device is convenient to store or install other auxiliary medical equipment.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic structural view of a brake structure of a center control wheel of a hospital bed according to the present invention;
fig. 2 is a schematic cross-sectional view of the shaft fixing sleeve 4 shown in fig. 1;
fig. 3 is a schematic structural view of the shaft fixing sleeve 4 shown in fig. 1 with the rotary shift lever 14 mounted thereon;
fig. 4 is a medical bed provided by the present invention;
reference numbers in the figures:
1. a brake connecting rod; 2. a brake pedal; 3. a central control wheel; 4. a shaft fixing sleeve; 5. driving the rotating shaft; 6. swinging arms; 7. a cam; 8. a drive rod; 9. a connecting plate; 10. a storage rack; 11. installing a sleeve; 12. a through hole; 13. a medical bed body; 14. rotating the gear lever; 15. a recessed portion; 16. A connecting rod; 17. a hook; 18. a first snap ring; 19. a second snap ring;
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example 1
Please refer to fig. 1, which is a brake structure of a central control wheel of a hospital bed according to the present invention, including a brake link 1, a brake pedal 2, and at least two central control wheel sets;
the central control wheel group comprises a brake mechanism and at least two central control wheels 3; every the fixed cover of axle 4 is installed at 3 tops of well accuse wheel, brake mechanism includes: a brake device, a driving rotating shaft 5 and a swing arm 6; the driving rotating shaft 5 is installed between the shaft fixing sleeves 4, the bottom of the swing arm 6 is fixedly connected with the driving rotating shaft 5, the brake device is installed in the shaft fixing sleeves 4, and the driving rotating shaft 5 is connected with the brake device, so that the brake device can be driven to brake by rotating the driving rotating shaft 5;
the brake connecting rod 1 is hinged with the top end of each swing arm 6; one end of the brake pedal 2 is fixedly connected with the driving rotating shaft 5.
Specifically, the bottom end of the swing arm 6 can be welded and fixed with the driving rotating shaft 5.
Preferably, the number of the center control wheel sets can be two, and each center control wheel set comprises two center control wheels 3;
the working principle is as follows: when the drive during brake pedal 2, with drive pivot 5 that brake pedal 2 is connected rotates, because brake connecting rod 1 and every 6 tops of swing arm on the drive pivot 5 are articulated, make under driven effect, every drive pivot 5 can rotate simultaneously, and then can drive every brake equipment centering wheel 3 brakes fixedly.
In the structure, the brake connecting rod 1 is designed to be arranged on the upper portion through the swing arm 6, so that the position of the brake connecting rod 1 is higher, and danger caused by collision of the medical bed with the brake connecting rod 1 in the moving or static process is prevented; meanwhile, the space below the brake connecting rod 1 is greatly increased, so that the storage or the installation of other auxiliary medical equipment is facilitated.
In a preferred embodiment of the brake device, the brake device includes a cam 7 and a driving rod 8, one end of the driving rod 8 is fixedly connected with the end of the driving rotating shaft 5, and the other end of the driving rod 8 is fixedly connected with the cam 7, so that when the driving rod 8 rotates to a first position, the cam 7 contacts the center control wheel 3; when the driving rod 8 rotates to the second position, the cam 7 is far away from the central control wheel 3.
With the structure, when the brake pedal descends, the driving shaft 5 rotates, the driving rod 9 can rotate along one end of the driving rod 9 due to the fixed connection between the driving rod 9 and the end of the driving shaft 5, when the driving rod 8 rotates to the first position, the convex part of the cam 7 contacts with the central control wheel 3, and the central control wheel is braked and fixed under the action of friction force; when the brake pedal rises, the driving rotating shaft 5 rotates reversely, so that when the driving rod 8 rotates to the second position, the convex part of the cam 7 is far away from the central control wheel 3, the brake fixation is released at the moment, and the central control wheel can roll.
Specifically, the driving rod 9 and the driving rotating shaft 5 can be detachably and fixedly connected through a fastener.
In a preferred embodiment of the shaft fixing sleeves 4, cam control holes are formed in the side walls of the shaft fixing sleeves 4, and the driving rotating shaft 5 is installed between the shaft fixing sleeves 4 through the cam control holes. The driving rotating shaft 5 can be directly controlled to rotate through the cam control hole, and the brake can not be braked or released when the brake pedal is damaged.
In a preferred embodiment of the shaft swing arm 6, a rotating link 14 is installed between two shaft fixing sleeves 4, the rotating link 14 is located above the driving rotating shaft 5, the rotating link 14 has a concave portion 15 corresponding to the swing arm 6, one end of the rotating link 14 is fixedly installed with a connecting rod 16, the connecting rod 16 is hinged with a hook 17, and a first snap ring 18 and a second snap ring 19 are arranged on the side wall of each shaft fixing sleeve 4; when the hook 17 is connected with the first snap ring 18 in a clamped manner, the concave part 15 is abutted to the swing arm 6, and when the hook 17 is connected with the second snap ring 19 in a clamped manner, the concave part 15 is far away from the swing arm 6.
Through the structure, when the connecting rod 16 is rotated, the rotating blocking rod 14 rotates along with the rotating blocking rod, when the clamping hook 17 at one end of the connecting rod 16 is clamped in the first clamping ring 18, the concave part 15 of the rotating blocking rod 14 rotates to the position abutted against the swing arm 6, at the moment, the brake connecting rod 1 is in a fixed state, and when the medical bed is prevented from moving or being fixed, the brake connecting rod 1 collides with an obstacle to cause danger. Similarly, when the hook 17 at one end of the connecting rod 16 is clamped in the first snap ring 18, the concave part 15 is far away from the swing arm 6, and at this time, the brake can be performed or the brake can be released through the brake pedal 2.
In a preferred embodiment of the shaft fixing sleeve, a connecting plate 9 is installed between the shaft fixing sleeves 4, and the connecting plate 9 is located below the driving rotating shaft 5. The medical bed can be prevented from touching obstacles to cause the movement of the brake connecting rod 1 in the movement process through the mounting connecting plate 9, and then the emergency brake condition is generated.
In a preferred embodiment of the connecting plate 9, a storage rack 10 is fixedly mounted inside the connecting plate 9.
Due to the design that the brake connecting rod 1 is arranged on the upper portion, the storage space can be increased by installing the storage rack 10 on the inner side of the connecting plate 9 below the brake connecting rod 1, and meanwhile, the situation that the brake is influenced by sundries is reduced.
In the preferred embodiment of the central control wheel 3, the central control wheel 3 is fixedly connected with the shaft fixing sleeve 4 through a screw; the central control wheel 3 is provided with an installation sleeve 11, a threaded hole is formed in the side wall of the installation sleeve 11, a through hole 12 is formed in the side wall, close to the bottom, of the shaft fixing sleeve 4, and a screw penetrates through the through hole 12 and the threaded hole to fixedly connect the central control wheel 3 with the shaft fixing sleeve 4.
Specifically, the central control wheel 3 and the shaft fixing sleeve 4 are fixedly connected through screws, so that the mounting, dismounting and replacement are convenient.
Example 2
The utility model also provides a medical bed, include medical bed body 13 and as above-mentioned structure medical bed well accuse wheel brake structure, medical bed body 13 bottom with the fixed 4 top fixed connection of cover of axle.
The brake structure of the central control wheel of the hospital bed is arranged at the bottom of the hospital bed body 13, so that the position of the brake connecting rod 1 of the hospital bed is higher, and the danger caused by collision of the brake connecting rod 1 with the hospital bed in the moving or static process is prevented; meanwhile, the space below the brake connecting rod 1 is greatly increased, so that the storage or the installation of other auxiliary medical equipment is facilitated.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (8)
1. The utility model provides a brake structure is taken turns in accuse in medical bed which characterized in that: comprises a brake connecting rod (1), a brake pedal (2) and at least two central control wheel sets;
the central control wheel set comprises a brake mechanism and at least two central control wheels (3); every well accuse wheel (3) top is installed the fixed cover of axle (4), brake mechanism includes: a brake device, a driving rotating shaft (5) and a swing arm (6); the driving rotating shaft (5) is arranged between the shaft fixing sleeves (4), the bottom of the swing arm (6) is fixedly connected with the driving rotating shaft (5), the brake device is arranged in the shaft fixing sleeves (4), and the driving rotating shaft (5) is connected with the brake device, so that the brake device can be driven to brake by rotating the driving rotating shaft (5);
the brake connecting rod (1) is hinged with the top end of each swing arm (6); one end of the brake pedal (2) is fixedly connected with the driving rotating shaft (5).
2. The brake structure of claim 1, wherein: the brake device comprises a cam (7) and a driving rod (8), one end of the driving rod (8) is fixedly connected with the end part of the driving rotating shaft (5), and the other end of the driving rod (8) is fixedly connected with the cam (7), so that when the driving rod (8) rotates to a first position, the cam (7) contacts the central control wheel (3); when the driving rod (8) rotates to the second position, the cam (7) is far away from the central control wheel (3).
3. The brake structure of claim 2, wherein: the side wall of the shaft fixing sleeve (4) is provided with cam control holes, and the driving rotating shaft (5) is installed between the shaft fixing sleeves (4) through the cam control holes.
4. The brake structure of claim 1, wherein: a rotary gear lever (14) is arranged between the two shaft fixing sleeves (4), the rotary gear lever (14) is positioned above the driving rotating shaft (5), the rotary gear lever (14) is provided with a concave part (15) corresponding to the swing arm (6), one end of the rotary gear lever (14) is fixedly provided with a connecting rod (16), the connecting rod (16) is hinged with a clamping hook (17), and the side wall of each shaft fixing sleeve (4) is provided with a first clamping ring (18) and a second clamping ring (19); when pothook (17) with during first snap ring (18) joint, depressed part (15) butt swing arm (6), when pothook (17) with during second snap ring (19) joint, depressed part (15) are kept away from swing arm (6).
5. The brake structure of claim 1, wherein: a connecting plate (9) is installed between the shaft fixing sleeves (4), and the connecting plate (9) is located below the driving rotating shaft (5).
6. The brake structure of claim 5, wherein: and a storage rack (10) is fixedly arranged on the inner side of the connecting plate (9).
7. The brake structure of claim 1, wherein: the central control wheel (3) is fixedly connected with the shaft fixing sleeve (4) through a screw; well accuse wheel (3) have installation cover (11), set up threaded hole on the installation cover (11) lateral wall, axle fixed cover (4) are close to and are equipped with through-hole (12) on the bottom lateral wall, the screw passes through-hole (12) and the threaded hole will well accuse wheel (3) with axle fixed cover (4) fixed connection.
8. A medical bed, characterized in that: comprises a hospital bed body (13) and the brake structure of the center control wheel of the hospital bed as claimed in any one of claims 1 to 7, wherein the bottom of the hospital bed body (13) is fixedly connected with the top of the shaft fixing sleeve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022160003.5U CN213788538U (en) | 2020-09-28 | 2020-09-28 | Brake structure of central control wheel of medical bed and medical bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022160003.5U CN213788538U (en) | 2020-09-28 | 2020-09-28 | Brake structure of central control wheel of medical bed and medical bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213788538U true CN213788538U (en) | 2021-07-27 |
Family
ID=76955592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022160003.5U Active CN213788538U (en) | 2020-09-28 | 2020-09-28 | Brake structure of central control wheel of medical bed and medical bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213788538U (en) |
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2020
- 2020-09-28 CN CN202022160003.5U patent/CN213788538U/en active Active
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