CN207627319U - A kind of lifting gear of nuclear magnetic resonance check bed - Google Patents
A kind of lifting gear of nuclear magnetic resonance check bed Download PDFInfo
- Publication number
- CN207627319U CN207627319U CN201720410852.7U CN201720410852U CN207627319U CN 207627319 U CN207627319 U CN 207627319U CN 201720410852 U CN201720410852 U CN 201720410852U CN 207627319 U CN207627319 U CN 207627319U
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- China
- Prior art keywords
- crossbeam
- gear
- pearl
- oiling
- lead screw
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- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
The utility model discloses a kind of lifting gears of nuclear magnetic resonance check bed,Including bed body,Support leg and crossbeam,Crossbeam is internally provided with oil pocket,The lower section of crossbeam is equipped with second bearing,It is connected with screw rodb base below second bearing,Screw rodb base is internally provided with lead screw,Lead screw supports the bed body,The outside of screw rodb base is equipped with second gear,Motor is equipped in support leg,Motor connects first gear,First gear is connect by chain with second gear,Square tube is additionally provided with below crossbeam,The bottom end of square tube is vertically connected with holder by sliding rail,Tensioning wheel is connected on holder,Tensioning wheel and chain contact,Square tube is connected with the first oil pipe and the first oiling pearl,The both sides of oil pocket are additionally provided with the second oil pipe and the second oiling pearl,Second oiling pearl contacts with lead screw,Second oil pipe is internally provided with the second banking stop,Third spring is equipped between second banking stop and the second oiling pearl.The utility model can improve the deficiencies in the prior art, keep the lifting of bed body more steady and reliable.
Description
Technical field
The utility model is related to medical instruments field, especially a kind of lifting gear of nuclear magnetic resonance check bed.
Background technology
Magnetic resonance imaging is a kind of newest medical image new technology using nuclear magnetic resonance principle, to brain, thyroid gland,
The organa parenchymatosums such as liver, courage, spleen, kidney, pancreas, adrenal gland, uterus, ovary, prostate and Heart and great blood vessel have excellent diagnosis
Function.204542128 U of Chinese utility model patent CN disclose a kind of nuclear magnetic resonance check bed.The nuclear-magnetism of this structure is total
The examination couch that shakes can adjust the height of bed body using Pneumatic lifting arm, facilitate the transfer of patient and lie down, but the side of Pneumatic lifting arm
Formula lifting is unstable, and position restriction is also inaccurate, it sometimes appear that the stuck situation of cylinder, to limit its scope of application.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of lifting gears of nuclear magnetic resonance check bed, can solve
The deficiencies in the prior art keep the lifting of bed body more steady and reliable.
In order to solve the above technical problems, technical solution adopted in the utility model is as follows.
A kind of lifting gear of nuclear magnetic resonance check bed, including bed body and front and back each two support legs, the lower section of support leg
Equipped with universal wheel, crossbeam is equipped between two support legs of the front, is equipped with crossbeam between subsequent two support legs, crossbeam it is interior
Portion is equipped with oil pocket, and the lower horizontal of crossbeam is set there are two second bearing, is connected with screw rodb base below second bearing, inside screw rodb base
Equipped with lead screw, lead screw supports the bed body, the outside of screw rodb base to be equipped with second gear, be additionally provided with motor in the support leg, electricity
First gear is connected on machine, first gear is interconnected by chain and second gear, and two are additionally provided with below the crossbeam
Root square tube, square tube are connected with oil pocket perforation, and the bottom end of square tube is vertically connected with holder by sliding rail, tensioning is connected on holder
It takes turns, tensioning wheel and the chain contact, is additionally provided with the first banking stop in square tube, the second bullet is equipped between the first banking stop and holder
Spring, the bottom end of the square tube, which also penetrates through, is connected with the first oil pipe, and the end of the first oil pipe is equipped with the first oiling pearl, the first oiling pearl
It is contacted with tensioning wheel selection, the side of the first oil pipe is equipped with hairbrush, and hairbrush is contacted with tensioning wheel, and the both sides of the oil pocket are also vertical
Equipped with two second oil pipes, the end of the second oil pipe is equipped with the second oiling pearl, and the second oiling pearl contacts with lead screw, in the second oil pipe
Portion is equipped with the second banking stop, and third spring is equipped between the second banking stop and the second oiling pearl.
Preferably, being additionally provided with the second support plate between the support leg, set in the second support plate there are two 3rd bearing, the
The bottom of three bearings and screw rodb base connects.
Preferably, being additionally provided with pouring orifice above the crossbeam, pouring orifice is connected with oil pocket perforation.
Preferably, the bottom of the lead screw is additionally provided with limited block.
It is using advantageous effect caused by above-mentioned technical proposal：The crossbeam of the utility model is for connecting each support
Foot, second bearing are used for connecting cross beam and screw rodb base, and it is made to have a rotational characteristic, motor can by first gear, chain and
Second gear drives screw rodb base to be rotated, so as to drive the lead screw inside screw rodb base to rotate, under the rising for realizing lead screw
Drop, and then realize the rise and fall of the bed body supported by lead screw, compared with the mode of Pneumatic lifting arm, the mode precision of lead screw is more
Add accurately, transmission is also more steady, and oil pocket is for holding solid grease, and square tube is used to support tensioning wheel, while inside is also used
In transmission lubricant grease, the holder in square tube is connected to by sliding rail, for connecting tensioning wheel, which makes holder and tensioning
Wheel can be moved with position, the first banking stop and second spring so that tensioning wheel has certain elastic telescopic characteristic, enables tensioning wheel
It is enough tightly and chain contact prevent chain transmission from threading off to ensure the tensioning of the chain, to promote transmission precision and steady
Degree, the first oil pipe of square tube bottom end and the first oiling pearl contact with tensioning wheel, so as to by tensioning wheel by lubricant grease band
It moves on chain, and then drives and arrive each gear, the lubrication of implementation mechanism, hairbrush ensures oil mass for being swept to the brush of tensioning wheel
Uniformly and prevent grease from falling, the second oil pipe of oil pocket both sides, the second oiling pearl of connection is used to lubricate each lead screw, due to
Lead screw thread surface shape is uneven, and the second oiling pearl connected by third spring can carry out the concavo-convex position of lead screw
Comprehensive lubrication ensures that the quality of lubrication, the utility model pass through a fueling cavity, you can realize to lead screw and chain pitch wheel
Lubrication, it is ensured that the machine work of elevating mechanism is normal, and the movement of each moving component is smooth, and then further promotes lifting knot
The smoothness and reliability of structure lifting.Two 3rd bearings in second support plate, can be supported the bottom of screw rodb base,
Keep the position of screw rodb base more accurate, movement is more stable, and pouring orifice can be used for the supplement of grease in oil pocket, and limited block is used for silk
The bottom of bar is limited, and prevents from flying out.
Description of the drawings
Fig. 1 is the overall structure figure of one specific implementation mode of the utility model.
Fig. 2 is the structure chart of side in one specific implementation mode of the utility model.
Fig. 3 is the structure chart of the vertical view below one specific implementation mode middle cross beam of the utility model.
Fig. 4 is the structure chart of square tube bottom end in one specific implementation mode of the utility model.
Fig. 5 is the structure chart that lead screw lubricates in one specific implementation mode of the utility model.
Fig. 6 is the structure chart of lead screw and bed body contact site in one specific implementation mode of the utility model.
In figure：1, support leg；2, universal wheel；3, bed body；4, the first support plate；5, the first spring；6, crossbeam；7, lead screw；
8, branch fastener；9, sleeve；10, first bearing；11, the second cushion；12, the first cushion；13, oil pocket；14, motor；15, the first tooth
Wheel；16, chain；17, second gear；18, tensioning wheel；19, limited block；20, the second support plate；21, screw rodb base；22, pouring orifice；
23, second bearing；24,3rd bearing；25, square tube；26, the first banking stop；27, second spring；28, sliding rail；29, holder；30、
First oil pipe；31, the first oiling pearl；32, hairbrush；33, the second banking stop；34, the second oiling pearl；35, third spring；36,
Two oil pipes.
Specific implementation mode
The standardized element used in the utility model can commercially, and shaped piece is according to specification and attached
The record of figure can carry out it is customized, the specific connection type of each part be all made of bolt ripe in the prior art, rivet,
The conventional means such as welding, stickup, this will not be detailed here.
Referring to Fig.1-6, one specific implementation mode of the utility model includes bed body 3 and front and back each two support legs 1,
The lower section of support leg 1 is equipped with universal wheel 2, is equipped with crossbeam 6 between two support legs 1 of the front, between subsequent two support legs 1
Equipped with crossbeam 6, crossbeam 6 is internally provided with oil pocket 13, and the lower horizontal of crossbeam 6 sets that there are two second bearing 23, second bearings 23
Lower section is connected with screw rodb base 21, and screw rodb base 21 is internally provided with lead screw 7, and lead screw 7 supports the bed body 3, the outside of screw rodb base 21 to set
There is second gear 17, motor 14 is additionally provided in the support leg 1, first gear 15 is connected on motor 14, first gear 15 is logical
It crosses chain 16 to interconnect with second gear 17, the lower section of the crossbeam 6 is additionally provided with two square tubes 25, and square tube 25 is passed through with oil pocket 13
Lead to and connect, the bottom end of square tube 25 is vertically connected with holder 29 by sliding rail 28, and tensioning wheel 18, tensioning wheel 18 are connected on holder 29
It is contacted with the chain 16, the first banking stop 26 is additionally provided in square tube 25, the second bullet is equipped between the first banking stop 26 and holder 29
Spring 27, the bottom end of the square tube 25, which also penetrates through, is connected with the first oil pipe 30, and the end of the first oil pipe 30 is equipped with the first oiling pearl 31,
First oiling pearl 31 contacts with the selection of tensioning wheel 18, and the side of the first oil pipe 30 is equipped with hairbrush 32, and hairbrush 32 connects with tensioning wheel 18
It touches, the both sides of the oil pocket 13 are also vertically equipped with two second oil pipes 36, and the end of the second oil pipe 36 is equipped with the second oiling pearl 34,
Second oiling pearl 34 contacts with lead screw 7, and the second oil pipe 36 is internally provided with the second banking stop 33, and the second banking stop 33 and second refuels
Third spring 35 is equipped between pearl 34.The crossbeam 6 of the utility model is for connecting each support leg 1, and second bearing 23 is for connecting
Crossbeam 6 and screw rodb base 21, and it is made to have a rotational characteristic, motor 14 can by first gear 15, chain 16 and second gear 17,
It drives screw rodb base 21 to be rotated, so as to drive the lead screw 7 inside screw rodb base 21 to rotate, realizes the rise and fall of lead screw 7,
And then realize the rise and fall of the bed body 3 supported by lead screw 7, compared with the mode of Pneumatic lifting arm, the mode precision of lead screw 7 is more
Add accurately, transmission is also more steady, and for oil pocket 13 for holding solid grease, square tube 25 is used to support tensioning wheel 18, while interior
Portion is also used for transmission lubricant grease, and the holder 29 in square tube 25, for connecting tensioning wheel 18, the structure are connected to by sliding rail 28
So that holder 29 and tensioning wheel 18 can be moved with position, the first banking stop 26 and second spring 27 so that tensioning wheel 18 has centainly
Elastic telescopic characteristic, enable being contacted with chain 16 tightly of tensioning wheel 18, to ensure the tensioning of chain 16, prevent chain
16 transmission thread off, to promote transmission precision and smoothness, the first oil pipe 30 of 25 bottom end of square tube and the first oiling pearl 31, with
Bearing up pulley 18 contacts, and so as to be driven lubricant grease onto chain 16 by tensioning wheel 18, and then drives and arrives each gear, real
The lubrication of existing mechanism, hairbrush 32 is for sweeping the brush of tensioning wheel 18, ensureing oil mass uniformly and preventing grease from falling, 13 both sides of oil pocket
The second oil pipe 36, the second oiling pearl 34 of connection is used to lubricate each lead screw 7, not due to 7 thread surface shape bumps of lead screw
The second oiling pearl 34 that is flat, being connected by third spring 35, can carry out comprehensive lubrication to the concavo-convex position of lead screw 7, protect
The quality of lubrication is demonstrate,proved, the utility model passes through a fueling cavity 13, you can realize the lubrication to 16 gear of lead screw 7 and chain, it can
Machine work to ensure elevating mechanism is normal, and each moving component movement is smooth, and then further promotes lifting structure lifting
Smoothness and reliability.It is additionally provided with the second support plate 20 between the support leg 1, is set in the second support plate 20 there are two 3rd bearing
24,3rd bearing 24 is connect with the bottom of screw rodb base 21.Two 3rd bearings 24 in second support plate 20, can be to screw rodb base
21 bottom is supported, and keeps the position of screw rodb base 21 more accurate, and the movement of entire elevating mechanism is more stable, on the crossbeam 6
Side is additionally provided with pouring orifice 22, and pouring orifice 22 is connected with the perforation of oil pocket 13.Pouring orifice 22 can be used for the supplement of grease in oil pocket 13.
The bottom of the lead screw 7 is additionally provided with 19 limited block 19 of limited block for being limited to the bottom of lead screw 7, prevents from flying out.
In addition, the top of lead screw 7 also branch fastener 8,8 top of branch fastener is equipped with the second cushion 12, and the bed body 3 is detachable
Formula, 3 lower section of bed body is additionally provided with the first support plate 4, several first springs 5 is equipped between bed body 3 and the first support plate 4, described
The lower section of first support plate 4 is additionally provided with four sleeves 9, and sleeve 9 is internally connected with the inner ring of first bearing 10, first bearing 10 it is outer
Circle lower section is equipped with the second cushion 11, and four branch fasteners 8 may be selected to be inserted into four sleeves 9, pass through above structure, this reality
It is detachable structure with the nuclear magnetic resonant examination couch of novel offer, this structure is especially used in the patient for being not suitable for going to bed, this
In the case of, lifting bed body 3 can detach bed body 3 with support leg 1, the top also branch fastener 8 of lead screw 7, for being inserted into
In sleeve 9, since branch fastener 8 and sleeve 9 are four, this plug-type connection structure, it is ensured that the horizontal direction of bed
Steady, the flexible contact relationship of the first cushion 12 and the second cushion 11, it is ensured that softness when bed is put down prevents hardness from touching
Hit the injury brought and sticky feeling, first bearing 10 can ensure that branch fastener 8 can be in the rotation inside sleeve 9, this turn
Kinetic force of friction is small noiseless, can guarantee that the raising of jack up unit is steady, the first spring 5 between bed body 3 and the first support plate 4, can
To ensure the softness of bed body, and certain damping characteristics are provided, further promote the steady and soft of jack up unit raising, promoted and suffered from
The usage experience of person.
In the description of the present invention, it should be understood that term " longitudinal direction ", " transverse direction ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on
Orientation or positional relationship shown in the drawings is merely for convenience of description the utility model, does not indicate or imply the indicated dress
It sets or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as to the utility model
Limitation.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (4)
1. a kind of lifting gear of nuclear magnetic resonance check bed, including bed body（3）With front and back each two support legs（1）, support leg（1）
Lower section be equipped with universal wheel（2）, it is characterised in that：Two support legs of the front（1）Between be equipped with crossbeam（6）, subsequent two
A support leg（1）Between be equipped with crossbeam（6）, crossbeam（6）Be internally provided with oil pocket（13）, crossbeam（6）Lower horizontal set there are two
Second bearing（23）, second bearing（23）Lower section is connected with screw rodb base（21）, screw rodb base（21）It is internally provided with lead screw（7）, lead screw
（7）Support the bed body（3）, screw rodb base（21）Outside be equipped with second gear（17）, the support leg（1）Inside it is additionally provided with motor
（14）, motor（14）On be connected with first gear（15）, first gear（15）Pass through chain（16）With second gear（17）Mutually
Connection, crossbeam（6）Lower section be additionally provided with two square tubes（25）, square tube（25）With oil pocket（13）Perforation connection, square tube（25）Bottom
End passes through sliding rail（28）It is vertically connected with holder（29）, holder（29）On be connected with tensioning wheel（18）, tensioning wheel（18）With it is described
Chain（16）Contact, square tube（25）On be additionally provided with the first banking stop（26）, the first banking stop（26）With holder（29）Between be equipped with the
Two springs（27）, square tube（25）Bottom end also penetrate through and be connected with the first oil pipe（30）, the first oil pipe（30）End be equipped with first
Oiling pearl（31）, the first oiling pearl（31）With tensioning wheel（18）Selection contact, the first oil pipe（30）Side be equipped with hairbrush（32）,
Hairbrush（32）With tensioning wheel（18）Contact, the oil pocket（13）Both sides also vertically be equipped with two second oil pipes（36）, the second oil
Pipe（36）End be equipped with the second oiling pearl（34）, the second oiling pearl（34）With lead screw（7）Contact, the second oil pipe（36）Inside is set
There is the second banking stop（33）, the second banking stop（33）With the second oiling pearl（34）Between be equipped with third spring（35）.
2. the lifting gear of nuclear magnetic resonance check bed according to claim 1, it is characterised in that：The support leg（1）Between
It is additionally provided with the second support plate（20）, the second support plate（20）On set there are two 3rd bearing（24）, 3rd bearing（24）With lead screw
Seat（21）Bottom connection.
3. the lifting gear of nuclear magnetic resonance check bed according to claim 1, it is characterised in that：The crossbeam（6）Top
It is additionally provided with pouring orifice（22）, pouring orifice（22）With oil pocket（13）Perforation connection.
4. the lifting gear of nuclear magnetic resonance check bed according to claim 1, it is characterised in that：The lead screw（7）Bottom
Portion is additionally provided with limited block（19）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720410852.7U CN207627319U (en) | 2017-04-19 | 2017-04-19 | A kind of lifting gear of nuclear magnetic resonance check bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720410852.7U CN207627319U (en) | 2017-04-19 | 2017-04-19 | A kind of lifting gear of nuclear magnetic resonance check bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207627319U true CN207627319U (en) | 2018-07-20 |
Family
ID=62860647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720410852.7U Expired - Fee Related CN207627319U (en) | 2017-04-19 | 2017-04-19 | A kind of lifting gear of nuclear magnetic resonance check bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207627319U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113636497A (en) * | 2020-04-27 | 2021-11-12 | 林德（中国）叉车有限公司 | Lifting system and fork type AGV |
-
2017
- 2017-04-19 CN CN201720410852.7U patent/CN207627319U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113636497A (en) * | 2020-04-27 | 2021-11-12 | 林德（中国）叉车有限公司 | Lifting system and fork type AGV |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180720 Termination date: 20190419 |