CN209229216U - Feedwater piping turn buffer unit - Google Patents

Abstract

The utility model discloses a kind of feedwater piping turn buffer units, it is related to large-caliber water supply pipe field, aim to solve the problem that the technical issues of will form offset between the pipeline and straight pipeline of corner in the prior art, its drip irrigation device includes first pipe and second pipe, it further include the turn pipeline that both ends are connect with first pipe and second pipe respectively, Buffer Unit is equipped in turn pipeline, anti- Buffer Unit and the differential assembly being connect respectively with Buffer Unit and anti-Buffer Unit, Buffer Unit is arranged close to first pipe side, anti- Buffer Unit is arranged close to second pipe side, water flow is transported in turn pipeline along first pipe, Buffer Unit is to water flow with regard to row buffering, differential assembly drives anti-Buffer Unit that the water flow in turn pipeline is accelerated to or further slowed down output, water flow is exported further along second pipe, it can be with this It reduces and generates offset between turn pipeline and first pipe, reduce a possibility that feed pipe generates crack and booster.

Description

Feedwater piping turn buffer unit

Technical field

The utility model relates to large-caliber water supply pipe field, the buffering more specifically, it relates to which a kind of feedwater piping turns round Device.

Background technique

Feed pipe be it is a kind of green, energy-saving and environmental protection tubing, with non-corrosive, non-scaling, not undergauge, fluid resistance it is small, The features such as water supply consumption, raising water spot confluent can effectively be lowered, in real life, when the conveying water resource of long range, It is usually conveyed using large diameter pipeline, since water flow is big, quickly, the hydraulic pressure of generation is very high for speed, different in order to adapt to Installation environment needs to handle pipeline turn in roughing-in.

Authorization Notice No. is that the Chinese patent of CN202658673U discloses a kind of plastic drainage pipeline noise reduction buffer structure, Including upper straight tube, lower straighttube, buffering pipe fitting is equipped between upper straight tube and lower straighttube, buffer the both ends of pipe fitting respectively with upper straight tube Lower end and lower straighttube upper end fixed seal connection, the buffering pipe fitting is made of several bend pipe tools and straight short tube, institute State bend pipe tools and straight short tube fixed seal connection.

Upper straight tube bring hydraulic pressure is buffered by bend pipe tools and straight short tube in the prior art, but heavy caliber is given For water pipe, since its water flow inside is big, hydraulic pressure is big, larger to pipeline impact in corner, after long-time service, the pipe of corner Phenomena such as will form offset between road and straight pipeline, causing pipe crack, booster, has much room for improvement.

Utility model content

In view of the deficienciess of the prior art, turning round the purpose of this utility model is to provide a kind of feedwater piping buffers dress It sets, buffered is carried out to water flow in pipeline corner, reduces a possibility that feed pipe generates crack booster.

To achieve the above object, the utility model provides following technical solution:

A kind of feedwater piping turn buffer unit, including first pipe and second pipe further include both ends respectively with first The turn pipeline that pipeline is connected with second pipe, be equipped in the turn pipeline Buffer Unit, anti-Buffer Unit and respectively with The differential assembly that Buffer Unit is connected with anti-Buffer Unit, the Buffer Unit are arranged close to first pipe side, described anti-slow Component is rushed to be arranged close to second pipe side.

By using above-mentioned technical proposal, water flow is transported in turn pipeline along first pipe, passes through Buffer Unit pair Water flow drives anti-Buffer Unit to accelerate the water flow in turn pipeline or further slow down defeated with regard to row buffering, then by differential assembly Out, finally water flow is exported along second pipe, slows down the speed of water flow using Buffer Unit, be conducive to reduce what water flow generated Hydraulic pressure, and then advantageously reduce and generate offset between turn pipeline and first pipe, it reduces feed pipe and generates crack and booster Possibility.

Further, the Buffer Unit includes housing and rotation axis, and the housing is equipped with close to the side of second pipe Bracket, the rotation axis are connect far from one end of first pipe with holder pivots, are evenly equipped on the peripheral wall of the rotation axis several A turbo blade.

By using above-mentioned technical proposal, when water flow is transported in turn pipeline from the first water pipe, water impact turbine Blade drives turbo blade rotation, and blocking of the water flow by turbo blade, speed slows down, and reduces hydraulic pressure, reduce turn pipeline and A possibility that generating a possibility that deviating between first pipe, advantageously reducing booster and crack.

Further, the one end of the housing far from first pipe extends to one end of second pipe is equipped with circular cowling, institute The diameter for stating circular cowling is successively decreased close to one end of housing to its one end far from housing from it.

By using above-mentioned technical proposal, when water flow enters housing and exports from circular cowling, using circular cowling diameter by A possibility that gradually successively decreasing, being conducive to the flow velocity for further slowing down water flow, reduce booster and crack.

Further, the one end of the rotation axis far from bracket is in bullet-shaped.

It is advantageously reduced between water flow and rotation axis by using above-mentioned technical proposal using the rotation axis of bullet-shaped Resistance, reduce bracket a possibility that falling off from housing.

Further, the differential assembly includes input gear, angular wheel, connecting plate, the first planetary gear, the first umbrella tooth Wheel, the second bevel gear, the first output shaft and the second output shaft；

The rotation axis passes through bracket close to one end of bracket and connect with input gear, the input gear and angular wheel Engagement, the angular wheel are connect on the end face of the smaller one end of its diameter with connecting plate, the first planetary gear rotation connection On connecting plate, the plane where the axis of first planetary gear and the plane where the axis of angular wheel are mutually perpendicular to, institute It states the first bevel gear and the second bevel gear is engaged with the first planetary gear, first output shaft is connect with the first bevel gear, institute The axis for stating the axis and the first bevel gear of the first output shaft is located on the same line, second output shaft and the second umbrella tooth Wheel connection, the axis of the axis and the second bevel gear of second output shaft are located on the same line, second output shaft One end far from the second bevel gear passes through the end face of angular wheel and is rotatablely connected with angular wheel；

The anti-Buffer Unit includes the drive shaft with the first output shaft or the second output axis connection, the week of the drive shaft Several moving blades are evenly equipped on wall；

The number of teeth of first bevel gear is greater than the first planetary gear gear, and the number of teeth of second bevel gear is less than the first row Star-wheel gear.

By using above-mentioned technical proposal, when water flow passes through turbo blade, drive turbo blade and rotation axis are rotated, in turn Drive input gear rotation, then drive angular wheel, connecting plate, the first planetary gear rotation, so as to drive the first bevel gear, Second bevel gear, the first output shaft and the rotation of the second output shaft, finally can pass to drive shaft for speed；

When needing the water velocity that exports smaller, the first row tooth number of star is greater than by the first umbrella tooth tooth number, first The speed of output shaft output is less than the revolving speed of rotation axis, so as to slow down the rotation of moving blade, by moving blade to water The blocking of stream, water is conducive to reduce between second pipe and turn pipeline so as to further slow down discharge in turn pipeline A possibility that shifting, a possibility that slowing down second pipe booster or crack；

When needing the water velocity that exports larger, the first row tooth number of star is less than by the second umbrella tooth tooth number, second Output shaft output speed be greater than rotation axis revolving speed, so as to accelerate the rotation of moving blade, in turn pipeline water to It can accelerate to be discharged；

It is adapted to different water flow output with this to require, the scope of application of aggrandizement apparatus.

Further, the angular wheel is equipped with support plate, the support plate close to the end face of the smaller one end of its diameter It is oppositely arranged with connecting plate, the support plate is equipped with the second planetary gear being oppositely arranged with the first planetary gear, first umbrella tooth Wheel and the second bevel gear are engaged with the second planetary gear.

By using above-mentioned technical proposal, the second planetary gear, the second planetary gear and the first bevel gear are supported using support plate It is engaged with the second bevel gear, is conducive to the stability for reinforcing the first bevel gear and the second bevel-gear rotating.

Further, the turn pipeline is equipped with protective cover, the protective cover far from the inner sidewall of first pipe one end One end far from second pipe is equipped with connection frame, and the geometric center of the connection frame is connect with drive shaft turns.

By using above-mentioned technical proposal, using protective cover support connecting frame, drive shaft is supported by connection frame, is conducive to Reinforce the stability of drive shaft turns.

Further, the turn pipeline is equipped with filter screen close to one end of first pipe.

By using above-mentioned technical proposal, water flow in first pipe is filtered by filter screen, so as to reduce The rotation of impurity effect differential assembly in water flow.

In conclusion the utility model has the following beneficial effects:

1, using buffer unit, water flow can be stopped, is conducive to slow down to the water flow for entering turn pipeline, Reduce excessively high hydraulic pressure, advantageously reduce between turn pipeline and first pipe generate offset, reduce feed pipe generate crack and A possibility that booster；

2, using differential assembly and anti-Buffer Unit, the water flow that can be driven into turn pipeline is further slow or add Speed output is conducive to the requirement for adapting to water flow output, increases the scope of application of buffer unit；

3, using filter screen, be conducive to be filtered the water flow entered in turn pipeline, reduce the impurity shadow in water flow A possibility that ringing the rotation to differential assembly.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of embodiment.

Fig. 2 is the structural schematic diagram for embodying turn pipeline in embodiment.

Fig. 3 is the structural schematic diagram for embodying Buffer Unit, anti-Buffer Unit and differential assembly in embodiment.

In figure: 1, first pipe；2, second pipe；3, turn pipeline；4, Buffer Unit；40, housing；41, rotation axis； 42, bracket；43, turbo blade；44, circular cowling；5, anti-Buffer Unit；50, drive shaft；51, moving blade；52, protective cover； 53, connection frame；6, differential assembly；60, input gear；61, angular wheel；62, connecting plate；63, the first planetary gear；64, the first umbrella Gear；65, the second bevel gear；66, the first output shaft；67, the second output shaft；68, support plate；69, the second planetary gear；7, it filters Net.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Embodiment:

Referring to Figures 1 and 2, a kind of feedwater piping turn buffer unit comprising first pipe 1 and second pipe 2 also wrap The turn pipeline 3 that both ends are connect with first pipe 1 and second pipe 2 respectively is included, Buffer Unit 4 is equipped in turn pipeline 3, is instead delayed Component 5 and the differential assembly 6(connecting respectively with Buffer Unit 4 and anti-Buffer Unit 5 are rushed with reference to Fig. 3), Buffer Unit 4 is close The setting of 1 side of first pipe, anti-Buffer Unit 5 are arranged close to 2 side of second pipe；

Referring to Figures 1 and 2, turn pipeline 3 is equipped with filter screen 7 close to one end of first pipe 1；When water flow is along the first pipe When road 1 is conveyed into turn pipeline 3, water flow is buffered by Buffer Unit 4, differential assembly 6(is recycled to refer to Fig. 3) it drives It moves anti-Buffer Unit 5 the interior water flow of turn pipeline 3 is accelerated or further slowed down to export, last water flow is along second pipe 2 Output, is conducive to adapt to different output requirements, is lowered into the hydraulic pressure of water flow in turn pipeline 3, and then reduce turn pipeline 3 Offset is generated between second pipe 2, advantageously reduces a possibility that water pipe generates crack and booster.

Referring to Fig. 3, Buffer Unit 4 includes being welded on turn pipeline 3(with reference to the housing 40 and rotation axis on Fig. 2) tube wall 41, housing 40 refers to Fig. 1 close to second pipe 2() side be equipped with bracket 42, bracket 42 is in cross, and rotation axis 41 is far from the One pipeline 1(is rotatablely connected with reference to one end of Fig. 1) and bracket 42, is evenly distributed on the peripheral wall of rotation axis 41 there are six turbo blade 43, The one end of turbo blade 43 far from rotation axis 41 extends to the inner sidewall side of housing 40；Housing 40 far from first pipe 1 one It holds to extend to one end of second pipe 2 and is equipped with circular cowling 44, the diameter of circular cowling 44 is by it close to one end Xiang Qiyuan of housing 40 Successively decrease one end from housing 40；The one end of rotation axis 41 far from bracket 42 is in bullet-shaped；After water flow enters turn pipeline 3, Stopped by turbo blade 43 to water flow, meanwhile, water flow drives turbo blade 43 to rotate, and water flow is by turbo blade 43 Blocking hydraulic pressure and then reduce so as to reducing speed, advantageously reduce generated between turn pipeline 3 and first pipe 1 it is inclined A possibility that shifting, and then a possibility that advantageously reduce booster and crack.

Referring to Fig. 3, differential assembly 6 includes input gear 60, angular wheel 61, connecting plate 62, the first planetary gear 63, the first umbrella Gear 64, the second bevel gear 65, the first output shaft 66 and the second output shaft 67；

Referring to Fig. 3, rotation axis 41 passes through bracket 42 close to one end of bracket 42 and connect with input gear 60, input gear 60 It is engaged with angular wheel 61, angular wheel 61 is connect on the end face of the smaller one end of its diameter with connecting plate 62, the first planetary gear 63 are rotatably connected on connecting plate 62, the plane where the axis of the plane where the axis of the first planetary gear 63 and angular wheel 61 It is mutually perpendicular to, the first bevel gear 64 and the second bevel gear 65 are engaged with the first planetary gear 63, the first output shaft 66 and the first umbrella Gear 64 connects, and the axis of the first output shaft 66 and the axis of the first bevel gear 64 are located on the same line, the second output shaft 67 connect with the second bevel gear 65, and the axis of the second output shaft 67 and the axis of the second bevel gear 65 are located on the same line, Second output shaft 67 passes through the end face of angular wheel 61 far from one end of the second bevel gear 65 and is rotatablely connected with angular wheel 61；

Referring to Fig. 3, anti-Buffer Unit 5 includes the drive shaft 50 connecting with the first output shaft 66 or the second output shaft 67, is driven Several moving blades 51 are evenly equipped on the peripheral wall of moving axis 50；Turn pipeline 3 is far from first pipe 1(with reference to the interior of the one end Fig. 1) Protective cover 52 is welded on side wall, protective cover 52 is equipped with connection frame 53, connection frame with reference to one end of Fig. 1) far from second pipe 2( 53 geometric center and drive shaft 50 is rotatablely connected, inner sidewall of the one end of moving blade 51 far from drive shaft 50 to protective cover 52 Extend；

Referring to Fig. 3, the number of teeth of the first bevel gear 64 is greater than 63 gear of the first planetary gear, and the number of teeth of the second bevel gear 65 is less than First planetary gear, 63 gear；After water flow passes through turbo blade 43, turbo blade 43 and rotation axis 41 is driven to rotate, so as to Input gear 60, angular wheel 61, connecting plate 62, the rotation of the second planetary gear 69 are driven, then drives the first bevel gear 64, first defeated Speed, can finally be passed to drive shaft 50 by shaft 66, the second bevel gear 65 and the rotation of the second output shaft 67；It is defeated when water flow When rate request is smaller or larger out, it is more than or less than the by 64 number of teeth of the first bevel gear and 65 number of teeth of the second bevel gear One planetary gear, 63 gear, i.e., the output speed of changeable first output shaft 66 or the second output shaft 67, and then can change rotation The speed that blade 51 rotates, it is further slow or accelerate output to be conducive to water flow, and different water flow output is adapted to this It is required that the scope of application of aggrandizement apparatus.

Referring to Fig. 3, angular wheel 61 is equipped with support plate 68, support plate 68 and company close to the end face of the smaller one end of its diameter Plate 62 is oppositely arranged, and support plate 68 is equipped with the second planetary gear 69 being oppositely arranged with the first planetary gear 63, the first bevel gear 64 It is engaged with the second planetary gear 69 with the second bevel gear 65；By the second planetary gear 69 respectively with the first bevel gear 64 and the second umbrella Gear 65 engages, and is conducive to the stability for reinforcing the first bevel gear 64 and the rotation of the second bevel gear 65.

The implementation principle of above-described embodiment are as follows: when water flow is exported from first pipe 1, into turn pipeline 3 in when, using slow It rushes component 4 to flow slowly to water flow, slows down water velocity, reduce the hydraulic pressure entered in turn pipeline 3, driven by differential assembly 6 It moves anti-Buffer Unit 5 to accelerate or further slow down water velocity, water is exported out of second pipe 2 finally, can be dropped with this A possibility that offset is generated between low turn pipeline 3 and second pipe 2, and then advantageously reduce water pipe and generate crack and booster Possibility.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (8)

1. a kind of feedwater piping turn buffer unit, including first pipe (1) and second pipe (2), it is characterised in that: including two The turn pipeline (3) connecting respectively with first pipe (1) and second pipe (2) is held, is equipped with buffering group in the turn pipeline (3) Part (4), anti-Buffer Unit (5) and the differential assembly (6) being connect respectively with Buffer Unit (4) and anti-Buffer Unit (5), it is described Buffer Unit (4) is arranged close to first pipe (1) side, and the anti-Buffer Unit (5) is arranged close to second pipe (2) side.

2. feedwater piping turn buffer unit according to claim 1, it is characterised in that: the Buffer Unit (4) includes Housing (40) and rotation axis (41), the housing (40) are equipped with bracket (42) close to the side of second pipe (2), the rotation axis (41) one end far from first pipe (1) and bracket (42) are rotatablely connected, and are evenly equipped on the peripheral wall of the rotation axis (41) several A turbo blade (43).

3. feedwater piping turn buffer unit according to claim 2, it is characterised in that: the housing (40) is far from first One end of pipeline (1) extends to one end of second pipe (2) is equipped with circular cowling (44), and the diameter of the circular cowling (44) is leaned on by it Successively decrease to its one end far from housing (40) one end of nearly housing (40).

4. feedwater piping turn buffer unit according to claim 2, it is characterised in that: the rotation axis (41) is far from branch One end of frame (42) is in bullet-shaped.

5. feedwater piping turn buffer unit according to claim 4, it is characterised in that: the differential assembly (6) includes Input gear (60), angular wheel (61), connecting plate (62), the first planetary gear (63), the first bevel gear (64), the second bevel gear (65), the first output shaft (66) and the second output shaft (67)；

The rotation axis (41) passes through bracket (42) close to the one end of bracket (42) and connect with input gear (60), the input tooth Wheel (60) is engaged with angular wheel (61), on the end face of the close smaller one end of its diameter of the angular wheel (61) with connecting plate (62) Connection, first planetary gear (63) are rotatably connected on connecting plate (62), flat where the axis of first planetary gear (63) Face is mutually perpendicular to the plane where the axis of angular wheel (61), and first bevel gear (64) and the second bevel gear (65) are equal It is engaged with the first planetary gear (63), first output shaft (66) connect with the first bevel gear (64), first output shaft (66) axis and the axis of the first bevel gear (64) are located on the same line, second output shaft (67) and the second umbrella tooth (65) connection is taken turns, the axis of the axis and the second bevel gear (65) of second output shaft (67) is located on the same line, institute State end face and and angular wheel that the second output shaft (67) pass through angular wheel (61) far from the one end of the second bevel gear (65) (61) it is rotatablely connected；

The anti-Buffer Unit (5) includes the drive shaft (50) connecting with the first output shaft (66) or the second output shaft (67), institute It states and is evenly equipped with several moving blades (51) on the peripheral wall of drive shaft (50)；

The number of teeth of first bevel gear (64) is greater than the first planetary gear (63) gear, and the number of teeth of second bevel gear (65) is small In the first planetary gear (63) gear.

6. feedwater piping turn buffer unit according to claim 5, it is characterised in that: the angular wheel (61) is close The end face of the smaller one end of its diameter is equipped with support plate (68), and the support plate (68) is oppositely arranged with connecting plate (62), the branch Fagging (68) is equipped with the second planetary gear (69) for being oppositely arranged with the first planetary gear (63), first bevel gear (64) and the Two bevel gears (65) are engaged with the second planetary gear (69).

7. feedwater piping turn buffer unit according to claim 5, it is characterised in that: the turn pipeline (3) is separate The inner sidewall of first pipe (1) one end is equipped with protective cover (52), and the protective cover (52) sets far from the one end of second pipe (2) Have connection frame (53), the geometric center of the connection frame (53) and drive shaft (50) are rotatablely connected.

8. feedwater piping turn buffer unit according to claim 1, it is characterised in that: the turn pipeline (3) is close One end of first pipe (1) is equipped with filter screen (7).