CN207591083U - A kind of wheel clamping with driving function - Google Patents

A kind of wheel clamping with driving function Download PDF

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Publication number
CN207591083U
CN207591083U CN201720470203.6U CN201720470203U CN207591083U CN 207591083 U CN207591083 U CN 207591083U CN 201720470203 U CN201720470203 U CN 201720470203U CN 207591083 U CN207591083 U CN 207591083U
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China
Prior art keywords
wheel
driving
compressing
clamping
compression
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Active
Application number
CN201720470203.6U
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Chinese (zh)
Inventor
江东
吴荣俊
徐健
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Hefei Meyer Optoelectronic Technology Inc
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Hefei Meyer Optoelectronic Technology Inc
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Priority to CN201720470203.6U priority Critical patent/CN207591083U/en
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Abstract

The utility model discloses a kind of wheel clampings with driving function, including compressing wheel assembly, compressing wheel carrier, driving member and drive shaft members, the both ends for compressing wheel assembly are rotatably connected on the head end for compressing wheel carrier respectively, the both ends of the drive shaft members are rotatably connected on the end for compressing wheel carrier respectively, the power intake of the driving member links with drive shaft members, and the power output end of the driving member is with compressing wheel assembly linkage.The utility model is simple in structure, easy to use, using the wheel clamping with driving function, reliable transmission precision is high, the slipping phenomenon that only frictionally carrys out delivery conduit appearance can be effectively eliminated or mitigated, mitigates the difficulty of doctor's operation significantly, reduces the medical operating time.

Description

A kind of wheel clamping with driving function
Technical field
The utility model is related to be used to the actuator of conduit driving more particularly to one kind in a kind of medical instrument have The wheel clamping of driving function.
Background technology
Catheter Interventional Therapy is suitable for the therapeutic process of some diseases such as heart or cancer.It is to need in Catheter Interventional Therapy Conduit is delivered in patient body, the reliability and accuracy of conduit conveying are most important.Currently used conduit conveying side Formula is manually entered by doctor, in this way to the more demanding of the gimmick of operating personnel and qualification.
If using conventional contact roller, without driving function, normally only play a supportive role, by driving wheel with compressing wheel load Tightly, conduit is conveyed by frictional force, slipping phenomenon is difficult to avoid during use.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of contact roller with driving function Mechanism can realize driving again while compressing.
The utility model is achieved through the following technical solutions, the utility model include compress wheel assembly, compress wheel carrier, Driving member and drive shaft members, the both ends for compressing wheel assembly are rotatably connected on the head end for compressing wheel carrier, the transmission shaft respectively The both ends of part are rotatably connected on the end for compressing wheel carrier respectively, and power intake and the drive shaft members of the driving member link, institute The power output end of driving member is stated with compressing wheel assembly linkage.
Push-tight part is set on the compression wheel carrier, and the push-tight part lifting force is directed toward its head end along wheel carrier end is compressed.Pressure On bearing up pulley frame by by its end be directed toward head end thrust after, compress wheel carrier can around compress wheel carrier end rotate down, It is driven downwards so as to which wheel assembly will be compressed, realizes that compressing wheel assembly plays the role of compression.
The compression wheel assembly includes compressing core wheel, wheel shaft and compresses wheel rim, and the contact roller snare, which is mounted in, compresses core wheel On, the power output end of end connection driving member for compressing core wheel, the compression core wheel is set in the pressure by wheel shaft The head end of bearing up pulley frame.
The compression wheel rim is interference fitted on the compression core wheel.Can also use compress wheel rim and compress core wheel it Between coat binding agent, increase connecting forces.
The end for compressing core wheel is connected or is keyed by slot to be connected with the power output end of driving member.It can realize It links while the power output end of compression core wheel and driving member.
The compression core wheel is hollow structure, and the wheel shaft is penetrated in the hollow structure for compressing core wheel, the end of the wheel shaft Portion is by mat piece and clamp spring limiting in the head end for compressing wheel carrier.The material of nylon-type can be selected as mat piece, to reduce side To force of sliding friction, limiting adjusting is carried out using clamp spring.
The drive shaft members include clamping shaft and bearing sleeve member;The clamping shaft and driving member power intake phase Axis closes, and the clamping shaft is penetrated in bearing sleeve member, and the bearing sleeve member is connected to the end for compressing wheel carrier.
By mat piece and clamp spring limiting on the side for compressing wheel carrier end, the other end passes through for one end of the clamping shaft Mat piece and clamp spring limiting are in the opposite side for compressing wheel carrier end.Size adjusting and fixation are carried out using mat piece and clamp spring.
The bearing sleeve member includes compressing bearing, compresses axle sleeve and sliding bearing, and the compression bearing axis conjunction is being driven On part power intake, described compression axle sleeve one end is connected to contact roller with compressing bearing fit, the other end by sliding bearing On frame.
The driving member is gear driving member, and the gear driving member includes intermeshing driving gear and driven tooth Wheel, the driving gear link with drive shaft members, and the driven gear is with compressing wheel assembly linkage.Using gear drive, transmission Reliable and stable, precision is controllable.
The utility model has the following advantages compared with prior art:The utility model is simple in structure, easy to use, using tool There is the wheel clamping of driving function, reliable transmission precision is high, can effectively eliminate or mitigate only frictionally and be led to convey The slipping phenomenon that pipe occurs mitigates the difficulty of doctor's operation significantly, reduces the medical operating time.
Description of the drawings
Fig. 1 is the structure diagram of the utility model;
Fig. 2 is the structure diagram for compressing wheel assembly;
Fig. 3 is the structure diagram for compressing wheel carrier;
Fig. 4 is the explosive view of wheel clamping.
Specific embodiment
Elaborate below to the embodiment of the utility model, the present embodiment using technical solutions of the utility model before It puts and is implemented, give detailed embodiment and specific operating process, but the scope of protection of the utility model is unlimited In following embodiments.
As shown in figures 1-4, the present embodiment includes compressing wheel assembly 1, compresses wheel carrier 2, driving member 3 and drive shaft members 4, institute The both ends for stating compression wheel assembly 1 are rotatably connected on the head end for compressing wheel carrier 2 respectively, and the both ends of the drive shaft members 4 rotate respectively The end for compressing wheel carrier 2 is connected to, power intake and the drive shaft members 4 of the driving member 3 link, and the driving member 3 moves Power output terminal links with compressing wheel assembly 1.
The driving member 3 of the present embodiment is gear driving member, and the gear driving member includes intermeshing driving gear 31 With driven gear 32, the driving gear 31 links with drive shaft members 4, and the driven gear 32 links with compressing wheel assembly 1.It adopts With gear drive, transmission is reliable and stable, and precision is controllable.
The compression wheel carrier 2 of the present embodiment be frame structure, frame structure top setting spring part 5, the spring part 5 by Screen resilience is directed toward its head end along 2 end of wheel carrier is compressed after pressure.It compresses on wheel carrier 2 by the rebound masterpiece that head end is directed toward by its end With rear, compressing wheel carrier 2 can rotate down around the end for compressing wheel carrier 2, driven downwards so as to compress wheel assembly 1, realize compression Wheel assembly 1 plays the role of compression.
The compression wheel assembly 1 of the present embodiment includes compressing core wheel 11, wheel shaft 12 and compresses wheel rim 13, the compression wheel rim 13 It is interference fitted in and compresses on core wheel 11, the power output end of end connection driving member 3 for compressing core wheel 11, the contact roller Core 11 is set in the head end for compressing wheel carrier 2 by wheel shaft 12.
In embodiment, it can also use and coat binding agent between compressing wheel rim 13 and compressing core wheel 11, increase and be coupled Power.
The end of the compression core wheel 11 of the present embodiment connects driven gear 32 by flat slot structure, also may be used in other embodiment Connection driven gear 32 is realized to select the key connections such as flat key or spline.It can realize and compress core wheel 11 and driven gear 32 It links simultaneously.
The compression core wheel 11 of the present embodiment is hollow structure, and the wheel shaft 12 is penetrated in the hollow structure for compressing core wheel 11, The end of the wheel shaft 12 is limited by mat piece 7 and clamp spring 8 in the head end for compressing wheel carrier 2.The material of nylon-type can be selected to make For mat piece 7, to reduce lateral sliding frictional force, limiting adjusting is carried out using clamp spring 8.
The drive shaft members 4 of the present embodiment include clamping shaft 41 and bearing sleeve member;The clamping shaft 41 penetrates bearing In sleeve member, the bearing sleeve member is connected to the end for compressing wheel carrier 2.Bearing sleeve member includes compressing bearing 42, compression axis Set 43 and sliding bearing 44, the clamping shaft 41 are closed by compressing 42 axis of bearing on driving gear 31, the compression axle sleeve 43 one end coordinate with compressing bearing 42, and the other end is connected to by sliding bearing 44 and compressed on wheel carrier 2.
One end of the clamping shaft 41 is limited by mat piece 7 and clamp spring 8 on the side for compressing 2 end of wheel carrier, another End is limited by mat piece 7 and clamp spring 8 in the opposite side for compressing 2 end of wheel carrier.Size adjusting is carried out using mat piece 7 and clamp spring 8 It is and fixed.
When the present embodiment works, one end of spring part 5 is fixed on the top for compressing wheel carrier 2, and conduit 6 etc. is inserted in contact roller The bottom of component 1, the compression of spring part 5, which generates elastic force, makes compression wheel carrier 2 drive compression wheel assembly 1 around the generation downwards of clamping shaft 41 Downward pressure, plays the role of compression.Driving gear 31 rotates to drive 32 turns of driven gear in 6 transmission process of conduit Dynamic, driven gear 32, which drives, to be compressed wheel rim 13 and rotates, and is eliminated so as to fulfill having pressing force to have steering force again or is mitigated use In slipping phenomenon.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model Protection domain within.

Claims (10)

1. a kind of wheel clamping with driving function, which is characterized in that including compressing wheel assembly, compressing wheel carrier, driving member And drive shaft members, it is described compress wheel assembly both ends be rotatably connected on respectively compress wheel carrier head end, the two of the drive shaft members End is rotatably connected on the end for compressing wheel carrier respectively, and power intake and the drive shaft members of the driving member link, the transmission The power output end of part is with compressing wheel assembly linkage.
A kind of 2. wheel clamping with driving function according to claim 1, which is characterized in that the compression wheel carrier Upper setting push-tight part, the push-tight part lifting force are directed toward its head end along wheel carrier end is compressed.
A kind of 3. wheel clamping with driving function according to claim 1, which is characterized in that the contact roller group Part includes compressing core wheel, wheel shaft and compresses wheel rim, and the contact roller snare is on compression core wheel, the end for compressing core wheel The power output end of driving member is connected, the core wheel that compresses is set in the head end for compressing wheel carrier by wheel shaft.
A kind of 4. wheel clamping with driving function according to claim 3, which is characterized in that the compression wheel rim It is interference fitted on the compression core wheel.
A kind of 5. wheel clamping with driving function according to claim 3, which is characterized in that the compression core wheel End connect or be keyed by slot and be connected with the power output end of driving member.
A kind of 6. wheel clamping with driving function according to claim 3, which is characterized in that the compression core wheel For hollow structure, the wheel shaft is penetrated in the hollow structure for compressing core wheel, and the end of the wheel shaft is limited by mat piece and clamp spring In the head end for compressing wheel carrier.
A kind of 7. wheel clamping with driving function according to claim 1, which is characterized in that the drive shaft members Including clamping shaft and bearing sleeve member;The clamping shaft and driving member power intake phase axis close, and the clamping shaft is worn Enter in bearing sleeve member, the bearing sleeve member is connected to the end for compressing wheel carrier.
A kind of 8. wheel clamping with driving function according to claim 7, which is characterized in that the clamping shaft One end by mat piece and clamp spring limiting on the side for compressing wheel carrier end, the other end is being compressed by mat piece and clamp spring limiting The opposite side of wheel carrier end.
A kind of 9. wheel clamping with driving function according to claim 7, which is characterized in that the bearing axle sleeve Part includes compressing bearing, compresses axle sleeve and sliding bearing, and the compression bearing axis is closed on driving member power intake, the pressure Mandrel covers one end and is connected to and is compressed on wheel carrier by sliding bearing with compressing bearing fit, the other end.
A kind of 10. wheel clamping with driving function according to claim 1, which is characterized in that the driving member For gear driving member, the gear driving member includes intermeshing driving gear and driven gear, and the driving gear is with passing Moving axis part links, and the driven gear is with compressing wheel assembly linkage.
CN201720470203.6U 2017-04-28 2017-04-28 A kind of wheel clamping with driving function Active CN207591083U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720470203.6U CN207591083U (en) 2017-04-28 2017-04-28 A kind of wheel clamping with driving function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720470203.6U CN207591083U (en) 2017-04-28 2017-04-28 A kind of wheel clamping with driving function

Publications (1)

Publication Number Publication Date
CN207591083U true CN207591083U (en) 2018-07-10

Family

ID=62751679

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720470203.6U Active CN207591083U (en) 2017-04-28 2017-04-28 A kind of wheel clamping with driving function

Country Status (1)

Country Link
CN (1) CN207591083U (en)

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