CN202782501U - Trundle and hospital bed provided with trundles - Google Patents
Trundle and hospital bed provided with trundles Download PDFInfo
- Publication number
- CN202782501U CN202782501U CN201220422455.9U CN201220422455U CN202782501U CN 202782501 U CN202782501 U CN 202782501U CN 201220422455 U CN201220422455 U CN 201220422455U CN 202782501 U CN202782501 U CN 202782501U
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- side plate
- rotating shaft
- castor
- swivel nut
- lamellar body
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Abstract
The utility model discloses a trundle, which comprises a wheel, a fixed bracket, a lifting bracket, a threaded sleeve, a lead screw, a first revolving shaft and a second revolving shaft, wherein the lifting bracket is rotationally arranged on the fixed bracket through the first revolving shaft; the wheel is arranged on the lifting bracket; the second revolving shaft is arranged on the lifting bracket, and is arranged together with a certain interval from the first revolving shaft at a certain interval; the threaded sleeve is arranged on the fixed bracket; one end of the lead screw is connected with the second revolving shaft; and the other end of the lead screw is matched with the threaded sleeve. The utility model further provides a hospital bed, which comprises a bed body, a brackets arranged on the bed body, and the trundles, wherein aeach fixed bracket is detachably connected with the each bracket. The Each lifting bracket and the related trundle can move relative to the fixed bracket by taking the related first revolving shaft as a revolving shaft under the action of the related lead screw, so that the trundles can be conveniently arranged on the hospital bed or detached from the hospital bed when the trundle iss are positioned at a lowest position.
Description
Technical field
The utility model relates to the support field, relates in particular to the sick bed of a kind of castor and a kind of this castor of application.
Background technology
At present, a lot of equipment such as sick bed, furniture, shelf, instrument stand, exhibit rack, display rack all are equipped with castor, with convenient mobile.In application, the expectation castor can be installed more easily, dismantle.
The utility model content
The utility model is intended to propose a kind of castor of installing, dismantling be convenient to.The utility model also wish proposes a kind of sick bed of this castor of application.
According to a kind of castor that embodiment of the utility model provides, comprise at least one wheel, a fixed support, a lifting support, swivel nut, a rhizoid bar, first rotating shaft and second rotating shaft; Described lifting support is installed in rotation on the described fixed support by described the first rotating shaft; Described wheel is installed in described lifting support away from an end of described the first rotating shaft; Described the second rotating shaft is installed on the described lifting support, and is positioned between described the first rotating shaft and the described wheel (140); Described swivel nut is installed on the described fixed support; One end of described screw mandrel is connected with described the second rotating shaft, and the other end of described screw mandrel cooperates with described swivel nut.
Further, described castor also comprises the 3rd rotating shaft; Described swivel nut is installed on the described fixed support by described the 3rd rotating shaft; The described other end of described screw mandrel is located in the described swivel nut.
Further, described swivel nut is column; The axis of described swivel nut is parallel with the axis of described the 3rd rotating shaft; Described swivel nut is provided with a threaded perforations, and described threaded perforations radially runs through described swivel nut along described swivel nut; The described other end of described screw mandrel is arranged in described threaded perforations and cooperates with described threaded perforations.
Further, described screw mandrel is one to have the screw mandrel of auto-lock function.
Further, described fixed support comprises a top board, first side plate, second side plate; Described the first side plate and described the second side plate vertically are arranged on the described top board, described the first side plate and described the second side plate space and be oppositely arranged; The two ends of described the 3rd rotating shaft are articulated in respectively on described the first side plate and described the second side plate, and described swivel nut is arranged between described the first side plate and described the second side plate rotationally by described the 3rd rotating shaft.
Further, described lifting support comprises first lamellar body, second lamellar body and a connecting panel; Described the first lamellar body and described the second lamellar body space and relatively be arranged on described the first side plate and described the second side plate between; Described connecting panel extends to described the second lamellar body from described the first lamellar body; One end of described the first rotating shaft passes described the first lamellar body and is fixed on described the first side plate, and the other end passes described the second lamellar body and is fixed on described the second side plate.
Further, at least one in described top board, described the first side plate and described the second side plate is provided with at least one mounting hole.
Further, described fixed support also comprises the 3rd side plate; Described the 3rd side plate is connected with described top board, described the first side plate and second side plate of being connected respectively.
Further, described screw mandrel is perpendicular to described the second rotating shaft.
According to a kind of sick bed that another embodiment of the utility model provides, comprise a lathe bed and a plurality of supports that are installed on the described lathe bed; Described sick bed also comprises above-mentioned castor; Described fixed support removably is connected with described support.
Further, described fixed support is connected by screw with described support.
According to the castor of the utility model embodiment and adopt in the sick bed of this castor, because lifting support, castor can move with respect to fixed support take the first rotating shaft as rotating shaft under the effect of leading screw, when castor is in extreme lower position, can easily the castor installation be disassembled on one's sick bed or from sick bed.In addition, castor simple in structure is convenient to make, and be with low cost.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification sheets, and for above and other purpose of the present utility model, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and the cooperation accompanying drawing, be described in detail as follows.
Description of drawings
Fig. 1 is that castor is in scheme drawing when falling the position among the utility model one embodiment.
Fig. 2 is the scheme drawing of another angle of castor among Fig. 1.
Fig. 3 is the scheme drawing when castor is in raised position among Fig. 1.
Fig. 4 is the scheme drawing of another angle of Fig. 3.
Fig. 5 is the scheme drawing of the castor among Fig. 1 when being used for sick bed.
Wherein, Reference numeral is as follows:
100 castors, 120 fixed supports, 122 top boards
123 first side plates, 124 second side plates 125 the 3rd side plate
128 mounting holes, 129 through holes, 130 lifting supports
132 first lamellar bodies, 135 connecting panels, 140 wheels
150 swivel nuts, 152 threaded perforations, 160 screw mandrels
162 free ends, 170 first rotating shafts, 180 second rotating shafts
190 the 3rd rotating shafts, 210 lathe beds, 220 supports
The specific embodiment
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Figure 1 shows that the scheme drawing of castor 100 among the utility model one embodiment.As shown in fig. 1, castor 100 comprises that a fixed support 120, lifting support 130, at least one wheel 140, a swivel nut 150, a screw mandrel 160, first a rotating shaft 170(are as shown in Figure 3), second rotating shaft 180 and the 3rd rotating shaft 190.
Wherein, fixed support 120 is used for being connected with sick bed (as shown in Figure 5) etc., thereby castor 100 is installed on the sick bed etc.In the present embodiment, as shown in Figures 2 and 3, fixed support 120 comprises a top board 122, first side plate 123, second side plate 124 and the 3rd side plate 125.Top board 122 is roughly rectangular slab construction.The first side plate 123, the second side plate 124 and the 3rd side plate 125 generally perpendicularly are arranged on adjacent three limits of top board 122, wherein the first side plate 123, the second side plate 124 mutual almost parallel, intervals and be oppositely arranged; The 3rd side plate 125 is connected with top board 122, the first side plate 123, the second side plate 124 respectively.Be respectively equipped with one or more mounting holes 128 in top board 122, the first side plate 123, the second side plate 124 and the 3rd side plate 125 each, utilize screw etc. to pass part or all of mounting hole 128 and be fixed on the sick bed etc. and fixed support 120 and sick bed etc. can be fitted together easily.Owing to can select in top board 122, the first side plate 123, the second side plate 124 and the 3rd side plate 125 at least one to be used for being connected with sick bed etc., thereby castor 100 can adapt to the structures such as sick bed of different structure well; Simultaneously, select a plurality of in top board 122, the first side plate 123, the second side plate 124 and the 3rd side plate 125 to be used for when sick bed etc. is connected, the application force to fixed support 120 such as sick bed can be disperseed, avoid stress to concentrate, the load-carrying capacity of enhancing castor 100.
In addition, on the first side plate 123 and the second side plate 124, be formed with respectively a through hole 129; Two through holes 129 lay respectively on the first side plate 123, the second side plate 124 near the 3rd side plate 125 places.The center of two through holes 129 can be on the same straight line.
As shown in Figure 3, an end of lifting support 130 is installed between the first side plate 123 and the second side plate 124 by the first rotating shaft 170.In one embodiment, lifting support 130 comprises first lamellar body 132, second lamellar body 133 and a connecting panel 135.The first lamellar body 132 and the second lamellar body 133 spaces and relatively be arranged on the first side plate 123 and the second side plate 124 between, and be roughly parallel to the first side plate 123, the second side plate 124.Connecting panel 135 extends to the second lamellar body 133 from the first lamellar body 132, and is approximately perpendicular to the first lamellar body 132, the second lamellar body 133.In one embodiment, connecting panel 135 with the first lamellar body 132 be connected the middle part of lamellar body 133 and connect, namely connecting panel 135 is arranged on the middle part of lifting support 130.The first rotating shaft 170 is arranged between the top of the top of the first lamellar body 132 and the second lamellar body 133, and the top that an end of the first rotating shaft 170 passes the first lamellar body 132 is fixed on the first side plate 123, and the top that the other end of the first rotating shaft 170 passes the second lamellar body 133 is fixed on the second side plate 124.Lifting support 130 can rotate with respect to fixed support 120 for rotating shaft in the first rotating shaft 170.
As shown in Figure 3, the two ends of the second rotating shaft 180 are articulated in respectively on the first lamellar body 132 and the second lamellar body 133, and close on connecting panel 135 or arrange with the first rotating shaft 170 intervals so that the second rotating shaft 180 can be used for driving lifting support 130 take the first rotating shaft 170 as rotating shaft with respect to fixed support 120 rotations.In the present embodiment, the axis of the second rotating shaft 180 is roughly parallel to connecting panel 135.
Such as Fig. 2 and shown in Figure 4, the 3rd rotating shaft 190 is arranged on the both sides of swivel nut 150, and the 3rd rotating shaft 190 is articulated in the through hole 129, thereby swivel nut 150 is arranged between the first side plate 123 and the second side plate 124 rotationally.In one embodiment, swivel nut 150 roughly is column; The axis direction of swivel nut 150 or conllinear parallel with the axis of the 3rd rotating shaft 190.Swivel nut 150 is provided with a threaded perforations 152, and threaded perforations 152 wears for screw mandrel 160 and cooperates with screw mandrel 160 along the swivel nut 150 that radially runs through of swivel nut 150.
One end of screw mandrel 160 is connected with the second rotating shaft 180, and the other end of screw mandrel 160 passes the threaded perforations 152 on the swivel nut 150 and extends to the outside of threaded perforations 152.Screw mandrel 160 has auto-lock function, for example, can make the tangent value of lead angle of screw mandrel 160 less than the friction coefficient between screw mandrel 160 and the swivel nut 150.In one embodiment, screw mandrel 160 is approximately perpendicular to the second rotating shaft 180.
Above-mentioned is the concrete structure of castor 100 among the utility model one embodiment, and the below is to be used for castor 100 on sick bed as the using method of example summary castor 100.
As shown in Figure 5, sick bed comprises a lathe bed 210 and a plurality of supports 220 that are installed in 210 4 jiaos of lathe beds.Support 220 can be used for being connected with castor 100.When needs are connected castor 100 with support 220, first rotary screw 160, by with threaded perforations 152 between cooperate so that the free end 162(of screw mandrel 160 as shown in Figure 4) roughly along moving towards the direction of swivel nut 150; At this moment, the motion of screw mandrel 160 drive the second rotating shaft 180 take the first rotating shaft 170 as rotating shaft along first direction (such as clockwise direction, when castor 100 is in position shown in Fig. 1) with respect to fixed support 120 motions; The rotation of the second rotating shaft 180 drives lifting support 130 and wheel 140 moves with respect to fixed support 120 as rotating shaft along first direction take the first rotating shaft 170 together, thereby so that castor 100 progressively fall.When castor 100 was in position shown in Fig. 1, castor 100 was in minimum position, and can be connected fixed support 120 easily this moment by screw etc. with support 220; In this process, wheel 140 is not subjected to the power of support 220 or institute stressed less, and wheel 140 can arbitrarily not slide thereby the related elements and so that easy for installation of being convenient to align.
After being fixed on fixed support 120 on the support 220, contrarotation leading screw 160, by with threaded perforations 152 between cooperate so that the free end 162(of screw mandrel 160 as shown in Figure 4) roughly along moving away from the direction of swivel nut 150; At this moment, the motion of screw mandrel 160 drive the second rotating shaft 180 take the first rotating shaft 170 as rotating shaft along second direction (such as anticlockwise direction, when castor 100 is in position shown in Fig. 1) with respect to fixed support 120 motions; The rotation of the second rotating shaft 180 drives lifting support 130 and wheel 140 moves with respect to fixed support 120 as rotating shaft along second direction take the first rotating shaft 170 together, thereby so that castor 100 progressively raises, and then lathe bed 210 is slowly raise.When castor 100 was elevated to desired location, for example during the position shown in Fig. 3, screw mandrel 160 stopped operating; Because screw mandrel 160 has auto-lock function, thereby the height of castor 100 is not changing, and lathe bed 210 is in desired location.At this moment, just sick bed can have been moved to desirable position.
When needs disassemble castor 100 from support 220, according to the method described above, so that castor 100 is when again being in position shown in Fig. 1, be that castor 100 is in minimum position, at this moment, wheel 140 is not subjected to the power of support 220 or institute stressed less, can be easily screw etc. be disassembled, thereby easily fixed support 120 and support 220 is separated.
In sum, the utility model discloses a kind of castor, comprise wheel, fixed support, lifting support, swivel nut, screw mandrel, the first rotating shaft and the second rotating shaft; Described lifting support is installed on the described fixed support rotationally by described the first rotating shaft; Described wheel is installed on the described lifting support; Described the second rotating shaft is installed on the described lifting support and with described the first rotating shaft interval and arranges; Described swivel nut is installed on the described fixed support; One end of described screw mandrel is connected with described the second rotating shaft, and the other end of described screw mandrel cooperates with described swivel nut.The utility model also provides a kind of sick bed, comprises lathe bed and the support that is installed on the described lathe bed; Described sick bed also comprises above-mentioned castor; Described fixed support removably is connected with described support.Because lifting support, castor can move with respect to fixed support take the first rotating shaft as rotating shaft under the effect of leading screw, when castor is in extreme lower position, can easily the castor installation be disassembled on one's sick bed or from sick bed.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. a castor (100) comprises at least one wheel (140); It is characterized in that described castor (100) also comprises a fixed support (120), a lifting support (130), a swivel nut (150), a rhizoid bar (160), first rotating shaft (170) and second rotating shaft (180); Described lifting support (130) is installed in rotation on the described fixed support (120) by described the first rotating shaft (170); Described wheel (140) is installed in described lifting support (130) away from an end of described the first rotating shaft; Described the second rotating shaft (180) is installed on the described lifting support (130), and is positioned between described the first rotating shaft (170) and the described wheel (140); Described swivel nut (150) is installed on the described fixed support (120); One end of described screw mandrel (160) is connected with described the second rotating shaft (180), and the other end of described screw mandrel (160) cooperates with described swivel nut (150).
2. castor according to claim 1 (100) is characterized in that, described castor (100) also comprises the 3rd rotating shaft (190); Described swivel nut (150) is installed on the described fixed support (120) by described the 3rd rotating shaft (190); The described other end of described screw mandrel (160) is located in the described swivel nut (150).
3. castor according to claim 2 (100) is characterized in that, described swivel nut (150) is column; The axis of described swivel nut (150) is parallel with the axis of described the 3rd rotating shaft (190); Described swivel nut (150) is provided with a threaded perforations (152), and described threaded perforations (152) radially runs through described swivel nut (150) along described swivel nut (150); The described other end of described screw mandrel (160) is arranged in described threaded perforations (152) and cooperates with described threaded perforations (152).
4. castor according to claim 3 (100) is characterized in that, described screw mandrel (160) is one to have the screw mandrel of auto-lock function.
5. castor according to claim 3 (100) is characterized in that, described fixed support (120) comprises a top board (122), first side plate (123), second side plate (124); Described the first side plate (123) and described the second side plate (124) vertically are arranged on the described top board (122), and described the first side plate (123) is with described the second side plate (124) space and be oppositely arranged; The two ends of described the 3rd rotating shaft (190) are articulated in respectively on described the first side plate (123) and described the second side plate (124), and described swivel nut (150) is arranged between described the first side plate (123) and described the second side plate (124) rotationally by described the 3rd rotating shaft (190).
6. castor according to claim 5 (100) is characterized in that, described lifting support (130) comprises first lamellar body (132), second lamellar body (133) and a connecting panel (135); Described the first lamellar body (132) and described the second lamellar body (133) space and relatively be arranged on described the first side plate (123) and described the second side plate (124) between; Described connecting panel (135) extends to described the second lamellar body (133) from described the first lamellar body (132); One end of described the first rotating shaft (170) passes described the first lamellar body (132) and is fixed on described the first side plate (123), and the other end passes described the second lamellar body (133) and is fixed on described the second side plate (124).
7. castor according to claim 5 (100) is characterized in that, at least one in described top board (122), described the first side plate (123) and described the second side plate (124) is provided with at least one mounting hole (128).
8. castor according to claim 5 (100) is characterized in that, described fixed support (120) also comprises the 3rd side plate (125); Described the 3rd side plate (125) is connected with described top board (122), described the first side plate (123) and the second side plate (124) of being connected respectively.
9. castor according to claim 5 (100) is characterized in that, described screw mandrel (160) is perpendicular to described the second rotating shaft (180).
10. sick bed comprises a lathe bed (210) and is installed in a plurality of supports (220) on the described lathe bed (210); It is characterized in that described sick bed also comprises such as any one described castor (100) in the claim 1 to 9; Described fixed support (120) removably is connected with described support (220).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220422455.9U CN202782501U (en) | 2012-08-23 | 2012-08-23 | Trundle and hospital bed provided with trundles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220422455.9U CN202782501U (en) | 2012-08-23 | 2012-08-23 | Trundle and hospital bed provided with trundles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202782501U true CN202782501U (en) | 2013-03-13 |
Family
ID=47809825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220422455.9U Expired - Lifetime CN202782501U (en) | 2012-08-23 | 2012-08-23 | Trundle and hospital bed provided with trundles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202782501U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104586590A (en) * | 2015-01-04 | 2015-05-06 | 周佩龙 | Movable type base for medical cart |
| CN107928923A (en) * | 2017-12-22 | 2018-04-20 | 东莞市松研智达工业设计有限公司 | A kind of sick bed frame with gradient self-locking |
| CN108095928A (en) * | 2017-12-20 | 2018-06-01 | 东莞市松研智达工业设计有限公司 | A kind of medical treatment based on bidirectional self-locking uses sick bed |
| CN108186226A (en) * | 2017-12-20 | 2018-06-22 | 东莞市松研智达工业设计有限公司 | The self-locking sick bed that a kind of medical treatment based on transmission of changing direction uses |
-
2012
- 2012-08-23 CN CN201220422455.9U patent/CN202782501U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104586590A (en) * | 2015-01-04 | 2015-05-06 | 周佩龙 | Movable type base for medical cart |
| CN108095928A (en) * | 2017-12-20 | 2018-06-01 | 东莞市松研智达工业设计有限公司 | A kind of medical treatment based on bidirectional self-locking uses sick bed |
| CN108186226A (en) * | 2017-12-20 | 2018-06-22 | 东莞市松研智达工业设计有限公司 | The self-locking sick bed that a kind of medical treatment based on transmission of changing direction uses |
| CN107928923A (en) * | 2017-12-22 | 2018-04-20 | 东莞市松研智达工业设计有限公司 | A kind of sick bed frame with gradient self-locking |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130313 |
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| CX01 | Expiry of patent term |