CN209228672U - One kind being used for radial distribution multi-axis turning device by single sliding block multicrank mechanism - Google Patents

One kind being used for radial distribution multi-axis turning device by single sliding block multicrank mechanism Download PDF

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Publication number
CN209228672U
CN209228672U CN201821616300.2U CN201821616300U CN209228672U CN 209228672 U CN209228672 U CN 209228672U CN 201821616300 U CN201821616300 U CN 201821616300U CN 209228672 U CN209228672 U CN 209228672U
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China
Prior art keywords
ring slider
tubular support
sliding block
multicrank
turning device
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CN201821616300.2U
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Chinese (zh)
Inventor
董佳
雷新江
雷新海
范志强
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GREATALL POWER Co.,Ltd.
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WUHAN GREAT MACHINERY CO Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/20Hydro energy

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Abstract

The utility model discloses one kind to be used for radial distribution multi-axis turning device by single sliding block multicrank mechanism, including tubular support, ring slider is arranged on the tubular support, linear guide is equipped on the tubular support, transmission mechanism is installed, the transmission mechanism drives ring slider sliding axially along tubular support in linear guide on the ring slider;Several crank mechanisms are connected on radially in the tubular support;One end of the crank mechanism is movably hinged with ring slider, and the other end is connected by rotation axis with the guide vane inside tubular support.Provided by the utility model to be used for radial distribution multi-axis turning device by single sliding block multicrank mechanism, compact-sized, drive mechanism is very laborsaving, and manufacturing cost is low, and part-subassemble standardization is easy, and stability is good, long service life.

Description

One kind being used for radial distribution multi-axis turning device by single sliding block multicrank mechanism
Technical field
The utility model belongs to mechanical equipment manufacture processing technique field, and in particular to one kind is by single sliding block multicrank mechanism For radial distribution multi-axis turning device.
Background technique
Centrifugation wind is often used in industrial departments such as metallurgy, petrochemical industry, natural gas transportation, refrigeration and power at present Machine, compressor, the power-equipments such as pump.There are two types of modes, respectively entrance tune at present for the adjusting of gas flow in technical process Section and outlet regulating.
The effect that entrance is adjusted is the flow that power-equipment rotor is adjusted by inlet restriction, and traditional handicraft uses Butterfly valve adjusts the inlet flow rate of power-equipment, and this method is lost larger when entering gas, causes biggish energy consumption.It is adjustable Inlet guide vane can generate certain air-flow pre-swirl angle when allowing airflow into power-equipment, adjusted for inlet restriction both at home and abroad Develop the inlet guide vane of the various kinds of drive.However, the drive mechanism of most inlet guide vane is complex.
The effect of outlet regulating is the gas flow that discharge power-equipment is adjusted by outlet throttling.For some gases Flow adjustment range requires higher technology field, generally requires to add adjustable outlet guide vane structure, exit guide blade structure peace Inside the head of power-equipment, on the outside of impeller outlet, adjustable exit guide blade has been combined with entrance butterfly valve or inlet guide vane It controls, the flow adjustment range of power-equipment is become much larger.And the exit guide blade with wing blades is in the mistake of closing While Cheng Zhongneng turns down gas flow, the highest pressure head (surge pressure) of power-equipment is influenced smaller.Due to may bring up The gas medium of mouth guide vane contact has been subjected to the acting compression of blower or compressor, has very high temperature, so adjustable outlet guide The R & D design of leaf is always at home problem, and external exit guide blade drive mechanism type is more, but stability, reliable Property all exist shortcoming.
Utility model content
In order to solve the above technical problems, the utility model provide it is a kind of more for radial distribution by single sliding block multicrank mechanism Rotation shaft unit, drive mechanism is very laborsaving, and stability is good, long service life.
The technology employed by the present utility model is
One kind being used for radial distribution multi-axis turning device, including tubular support by single sliding block multicrank mechanism, in the pipe It is arranged with ring slider on formula support, linear guide is equipped on the tubular support, transmission is installed on the ring slider Mechanism, the transmission mechanism drive ring slider sliding axially along tubular support in linear guide;In the tubular support Several crank mechanisms are connected on radially;One end of the crank mechanism is movably hinged with ring slider, separately One end is connected by rotation axis with the guide vane inside tubular support.
As the preferred of the present embodiment, the transmission mechanism includes driving motor and ball screw assembly, the driving motor It is connected with ball screw assembly, the ball screw assembly, is connected with ring slider, and the ball screw assembly, drives ring slider Axial direction in linear guide along tubular support is slided.
As the preferred of the present embodiment, linear bearing, the straight line are installed on the outer circumference surface of the ring slider Guide rail is set in linear bearing, and the linear bearing drives ring slider to move reciprocatingly in linear guide.
As the preferred of the present embodiment, each crank mechanism includes crank, and one end of the crank passes through idler wheel It is flexibly connected with ring slider, the other end of the crank is connected with the rotation axis on guide vane.
As the preferred of the present embodiment, several rotation axis are fixedly mounted on the separate axle center of its corresponding guide vane On blade face, guide vane is driven to rotate simultaneously when rotation axis rotates.
Compared with prior art, the utility model has the beneficial effects that
1, described in the utility model that radial distribution multi-axis turning device is used for by single sliding block multicrank mechanism, annular is sliding The axial movement of block is converted into more Plane Rotations of multiple cranks by idler wheel, is turned simultaneously by the multiple rotation axis of crank handle turns Dynamic, each rotation axis drives guide vane to carry out while rotating, and compact-sized, drive mechanism is very laborsaving, and manufacturing cost is low, Part-subassemble standardization is easy, and stability is good, long service life.
2, described in the utility model that radial distribution multi-axis turning device is used for by single sliding block multicrank mechanism, it is applicable to The adjustable exit guide blade mechanism of centrifugal blower, compressor, the adjustable inlet guide vane mechanism of pump or centrifugal expanding machine, the hydraulic turbine.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment;
Fig. 2 is the structural profile illustration of the utility model embodiment;
Fig. 3 is the structural schematic diagram of ring slider in the utility model embodiment;
Fig. 4 is the structural representation of the first annular sliding block (the second ring slider) of ring slider in the utility model embodiment Figure;
It is as shown in the figure: 1, tubular support, 2, ring slider, 21, first annular sliding block, the 22, second ring slider, 23, company Connect hole, 24, fastening connection piece, 25, internal spherical surface, 26, outer annular surface, 3, linear guide, 4, rotation axis, 5, guide vane, 6, driving Motor, 7, ball screw assembly, 8, linear bearing, 9, crank, 10, idler wheel.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right", "inner", "outside", etc. instructions orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of retouching State the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with Specific orientation construction and operation, therefore should not be understood as limiting the present invention.
What is provided in the utility model embodiment is used for radial distribution multi-axis turning device by single sliding block multicrank mechanism, this May be mounted at centrifugal blower, compressor, pump entry position for inlet gas flow rate adjusting or be mounted on centrifugal swollen Swollen machine, the hydraulic turbine outlet port be used for exit gas flow adjusting.We are more by single sliding block to be discussed in detail below Crank mechanism is used for the specific structure of radial distribution multi-axis turning device.
It is shown in Figure 1, one kind is provided by single sliding block multicrank mechanism for radial distribution in the utility model embodiment Multi-axis turning device includes for the outlet port with centrifugal blower, compressor, the entrance of pump or centrifugal expanding machine, the hydraulic turbine The tubular support 1 being connected, in the present embodiment, tubular support 1 can also connect machine for connecting flange or other drum type brakes Structure.Ring slider 2 is arranged on tubular support 1, wherein ring slider 2 is the skate machine being coaxially disposed with tubular support 1 Ring slider 2 is sleeved on the outer circumference surface of tubular support 1 by structure, ring slider 2 can along tubular support 1 it is axial into Row slides back and forth.Linear guide 3 is equipped on tubular support 1, in the present embodiment, linear guide 3 can be hollow shaft or reality Hollow shaft or solid circular shafts are axially distributed by heart circular shaft in the outer circumference surface of tubular support 1, and ring slider 2 is led in straight line It is slid back and forth on rail 3 along the axial direction of tubular support 1.Transmission mechanism, transmission mechanism band rotating ring are installed on ring slider 2 The sliding axially along tubular support 1 in linear guide 3 of shape sliding block 2.If being connected on radially in the tubular support 1 Dry crank mechanism, one end and the ring slider 2 of crank mechanism are movably hinged, and the other end passes through rotation axis 4 and tubular type branch Guide vane 5 inside seat 1 is connected.It is axially transported on outer circumference surface of the ring slider 2 along tubular support 1 when transmission mechanism pushes Dynamic, ring slider 2 drives the rotation axis 4 on guide vane 5 to rotate by crank mechanism, its leading of being connected of each drive of rotation axis 4 Leaf 5 rotates identical angle simultaneously.
Referring to shown in Fig. 3 to 4, ring slider 2 is made of first annular sliding block 21 and the second ring slider 22, in this implementation In example, first annular sliding block 21 is identical with the structure of the second ring slider 22, and the setting of first annular sliding block 21 (will be leaned on the outside The side of guide vane 5 is defined as outside in nearly tubular support 1), the second ring slider 22 is arranged in inside.First annular 21 He of sliding block Radially even several connecting holes 23 that are distributed with are (in the present embodiment on the periphery in the separate axle center of the second ring slider 22 In, connecting hole 23 is equally distributed eight), the corresponding connecting hole on first annular sliding block 2 and the second ring slider 22 It is fixedly connected between 23 by fastening connection piece 24.The first annular sliding block 21 and the second ring slider 22 include Internal spherical surface 25 and outer annular surface 26, wherein the longitudinal section of internal spherical surface 25 is more seamed edge structures, can be prevented and ring slider 2 The crank mechanism of upper connection is interfered, and the longitudinal section of outer annular surface 26 is that the outer circumference surface of circular configuration and tubular support 1 matches.
Referring to shown in Fig. 3 to 4, in the present embodiment, there are two half for first annular sliding block 21 and the second ring slider 22 Circular sliding block composition, two semicircular sliding block docking are linked together by fastening connection piece 24.In the present embodiment, One ring slider 21 and the second ring slider 22 by fastening connection piece 24 during being connect, on first annular sliding block 21 Two semicircular sliding blocks and two on the second ring slider 22 semicircle sliding blocks docking at just misplace and connect ( Two semicircles on two semicircular sliding blocks and the second ring slider 22 in the present embodiment, on first annular sliding block 21 Just misplace 90 ° and install at the docking of sliding block), this ensure that entire ring slider 2 (including first annular sliding block 21 and second Ring slider 22) in the stability of interface intensity.In the present embodiment, by ring slider 2 be fabricated to split structure save it is whole The space of body structure is also easy to disassemble simultaneously.
Referring to shown in Fig. 1 to 2, in the present embodiment, transmission mechanism include include driving motor 6 and ball screw assembly, 7, In, driving motor 6 is fixedly mounted on tubular support 1, it is connected by driving motor 6 with ball screw assembly, 7, ball screw assembly, 7 are connected with ring slider 2, and ball screw assembly, 7 drives axial direction of the ring slider 2 in linear guide 3 along tubular support 1 to carry out Sliding.In the present embodiment, linear bearing 8 is installed on the periphery in the separate axle center of ring slider 2, by linear guide 3 It is set in linear bearing 8, linear bearing 8 drives ring slider 2 to move reciprocatingly in linear guide 3.In the present embodiment, By installing a pair of of ball screw assembly, 7 on ring slider 2, one end setting driving motor 6 of ball screw assembly, 7 is (in this implementation In example, driving motor 6 is stepper motor), drive ball screw assembly, 7 to rotate by driving motor 6, to push ring slider 2 Make axial linear movement.
Referring to shown in Fig. 1 to 2, in the present embodiment, crank mechanism includes crank 9, wherein one end of crank 9 passes through Idler wheel 10 is flexibly connected with ring slider 2, and the other end of crank 9 is connected with the rotation axis 4 on guide vane 5.Several turns Moving axis 4 is fixedly mounted on the blade face in the separate axle center of its corresponding guide vane 5, drives guide vane 5 to turn simultaneously when rotation axis 4 rotates It is dynamic.In the present embodiment, a crank 9 is connected on each rotation axis 4 (being respectively mounted a rotation axis 4 on each guide vane 5), it is bent Handle 9 is contacted and is positioned with ring slider 2 by idler wheel 10 (in the present embodiment, idler wheel 10 is preferably rolling bearing), and annular is sliding Block 2 provides support by linear bearing 8 and linear guide 3, and ring slider 2 is that idler wheel 10 provides slideway, rolls when ring slider 2 pushes When 10 movement of wheel, slideway can have position compensation in circumferencial direction, while the axial movement of ring slider 2 is converted by idler wheel 10 For more Plane Rotations (in the present embodiment, each crank 9 is respectively in respective flat in-plane moving) of multiple cranks 9, in this way, passing through Movement of the crank 9 in respective plane drives the multiple rotation axis 4 for being distributed in circumferencial direction while rotating identical angle, turns Moving axis 4 and guide vane 5 are an integral structure or split type structure, and guide vane 5 rotates when rotation axis 4 rotates.When 6 positive and negative rotation of driving motor When turn on or off while can realize multiple guide vanes 5 in tubular support 1.
The course of work of the utility model is: after driving motor 6 starts, pushing ring slider 2 by ball screw assembly, 7 It axially moves on rectilinear orbit 3, ring slider 2 is by multiple idler wheels 10 and multiple cranks 6 (along 2 diameter of ring slider at this time To distribution) drive multiple rotation axis 4 to rotate simultaneously, each rotation axis 4 drives guide vane 5 to carry out while rotating, while driving motor It is turned on or off while can realizing multiple guide vane 5 when 6 positive and negative rotation.The utility model is by the axial movement of ring slider 2 More Plane Rotations of multiple cranks 9 are converted by idler wheel 10, compact-sized, drive mechanism is very laborsaving, and manufacture at This is low, and part-subassemble standardization is easy, and stability is good, long service life.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of be used for radial distribution multi-axis turning device, including tubular support (1) by single sliding block multicrank mechanism, feature exists In: it is arranged on the tubular support (1) ring slider (2), is equipped with linear guide (3) on the tubular support (1), institute It states and transmission mechanism is installed on ring slider (2), the transmission mechanism drives ring slider (2) on linear guide (3) along pipe Formula support (1) slides axially;Several crank mechanisms are connected on radially in the tubular support (1);The song One end of handle mechanism is movably hinged with ring slider (2), and the other end passes through rotation axis (4) and tubular support (1) inside Guide vane (5) is connected.
2. according to claim 1 be used for radial distribution multi-axis turning device by single sliding block multicrank mechanism, feature exists In: the transmission mechanism include driving motor (6) and ball screw assembly, (7), the driving motor (6) and ball screw assembly, (7) It is connected, the ball screw assembly, (7) is connected with ring slider (2), and the ball screw assembly, (7) drives ring slider (2) Axial direction on linear guide (3) along tubular support (1) is slided.
3. according to claim 1 be used for radial distribution multi-axis turning device by single sliding block multicrank mechanism, feature exists In: it is equipped on the outer circumference surface of the ring slider (2) linear bearing (8), the linear guide (3) is set in linear axis It holds in (8), the linear bearing (8) drives ring slider (2) to move reciprocatingly in linear guide (3).
4. according to claim 1 be used for radial distribution multi-axis turning device by single sliding block multicrank mechanism, feature exists In: each crank mechanism includes crank (9), and one end of the crank (9) is living by idler wheel (10) and ring slider (2) Dynamic connection, the other end of the crank (9) are connected with the rotation axis (4) on guide vane (5).
5. according to any one of claims 1 to 4 be used for radial distribution multi-axis turning device by single sliding block multicrank mechanism, It is characterized by: several rotation axis (4) are fixedly mounted on the blade face in the separate axle center of its corresponding guide vane (5), turn Guide vane (5) are driven to rotate simultaneously when moving axis (4) rotates.
CN201821616300.2U 2018-09-30 2018-09-30 One kind being used for radial distribution multi-axis turning device by single sliding block multicrank mechanism Active CN209228672U (en)

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CN201821616300.2U CN209228672U (en) 2018-09-30 2018-09-30 One kind being used for radial distribution multi-axis turning device by single sliding block multicrank mechanism

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109209970A (en) * 2018-09-30 2019-01-15 武汉格瑞拓机械有限公司 One kind being used for radial distribution multi-axis turning device by single sliding block multicrank mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109209970A (en) * 2018-09-30 2019-01-15 武汉格瑞拓机械有限公司 One kind being used for radial distribution multi-axis turning device by single sliding block multicrank mechanism

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GR01 Patent grant
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CP01 Change in the name or title of a patent holder

Address after: 430000 No.2 Xingfu 1st Road, Wushu village, Miaoshan, Jiangxia District, Wuhan City, Hubei Province

Patentee after: GREATALL POWER Co.,Ltd.

Address before: 430000 No.2 Xingfu 1st Road, Wushu village, Miaoshan, Jiangxia District, Wuhan City, Hubei Province

Patentee before: WUHAN GREATALL MACHINERY Co.,Ltd.

PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: The utility model relates to a multi axis rotating device for radial distribution by a single slider multi crank mechanism

Effective date of registration: 20210723

Granted publication date: 20190809

Pledgee: Wuhan area branch of Hubei pilot free trade zone of Bank of China Ltd.

Pledgor: GREATALL POWER Co.,Ltd.

Registration number: Y2021420000069