阅读说明：本技术 一种超轻型高效应急抢险水泵 (Ultra-light efficient emergency water pump ) 是由 韩哲 于 2020-05-11 设计创作，主要内容包括：本发明公开了一种超轻型高效应急抢险水泵,涉及水泵的技术领域,包括驱动机构和叶轮机构,驱动机构包括壳体、电机组件和减速组件,壳体形成有用于安装电机组件和减速组件的安装空腔,电机组件的驱动轴与减速组件连接,减速组件背离电机组件一端设有传动轴,传动轴由背离驱动组件方向延伸贯穿壳体形成传动部。叶轮机构连接在传动部上,沿传动部轴向叶轮机构靠近驱动机构的一侧形成有进水口,另一侧形成出水口。为对水泵整体进行减重,选用高转速小体积电机组件,同时利用减速组件对电机组件输出速率进行减速,在确保水泵工作性能的同时,达到使用高转速小体积电机组件目的,以便于在武警消防、河道抢险等紧急情况人工搬运进行抢险。(The invention discloses an ultra-light high-efficiency emergency water pump, which relates to the technical field of water pumps and comprises a driving mechanism and an impeller mechanism, wherein the driving mechanism comprises a shell, a motor component and a speed reducing component, the shell is provided with an installation cavity for installing the motor component and the speed reducing component, a driving shaft of the motor component is connected with the speed reducing component, one end of the speed reducing component, which is far away from the motor component, is provided with a transmission shaft, and the transmission shaft extends through the shell in a direction of being far away from the driving component to form a transmission part. The impeller mechanism is connected to the transmission part, a water inlet is formed on one side, close to the driving mechanism, of the impeller mechanism along the axial direction of the transmission part, and a water outlet is formed on the other side of the impeller mechanism. For wholly losing weight to the water pump, select for use the little volume motor element of high rotational speed, utilize the speed reduction subassembly to decelerate motor element output rate simultaneously, when guaranteeing water pump working property, reach and use the little volume motor element of high rotational speed purpose to in emergency such as armed police fire control, river emergency rescue artifical transport speedily carry out rescue work.)

1. The ultra-light efficient emergency rescue water pump comprises a driving mechanism (1) and an impeller mechanism (28), and is characterized in that the driving mechanism (1) comprises a shell (101), a motor component (102) and a speed reduction component (103), wherein the shell (101) is provided with an installation cavity (2) for installing the motor component (102) and the speed reduction component (103), a driving shaft (4) of the motor component (102) is connected with the speed reduction component (103), one end, deviating from the motor component (102), of the speed reduction component (103) is provided with a transmission shaft (5), and the transmission shaft (5) extends through the shell (101) to form a transmission part (6) in the direction deviating from the driving component;

the impeller mechanism (28) is connected to the transmission part (6), a water inlet (29) is formed on one side, close to the driving mechanism (1), of the impeller mechanism (28) along the axial direction of the transmission part (6), and a water outlet (30) is formed on the other side of the impeller mechanism.

2. The ultra-light efficient emergency water pump according to claim 1, wherein a fixing frame (7) is arranged on one side, close to the driving assembly, of the speed reduction assembly (103), a fixing groove (8) matched with the speed reduction assembly (103) is formed on one side, close to the speed reduction assembly (103), of the fixing frame (7), the fixing frame (7) is fixed on the inner side wall of the installation cavity (2) and a through groove (9) is formed in the axis, and the driving shaft (4) penetrates through the through groove (9) and is connected with the speed reduction assembly (103).

3. The ultra-light efficient emergency water pump according to claim 2, wherein a positioning plate (10) is disposed on an outer side wall of the fixing frame (7), and one side of the positioning plate (10) away from the fixing frame (7) is abutted to an inner side wall of the mounting cavity (2).

4. The ultra-light efficient emergency rescue water pump according to claim 3, characterized in that the inner side wall of the mounting cavity (2) is recessed from the direction close to the outer side wall of the housing (101) to form a clamping groove (12), and the positioning plate (10) is disposed in the clamping groove (12).

5. The ultra-light efficient emergency water pump according to claim 1, wherein a plurality of water inlet guide vanes (31) are arranged between one side of the impeller mechanism (28) close to the water inlet (29) and the shell (101).

6. The ultra-light efficient emergency water pump according to claim 1, wherein a plurality of water outlet guide vanes (32) are arranged on one side of the impeller mechanism (28) close to the water outlet (30).

7. The ultra-light efficient emergency water pump according to claim 2, wherein a high speed bearing (20) is provided between the side wall of the through groove (9) and the driving shaft (4).

8. The ultra-light efficient emergency rescue water pump of claim 1, wherein the motor assembly (102) is a high speed motor.

Technical Field

The invention relates to the technical field of water pumps, in particular to an ultra-light efficient emergency water pump.

Background

The emergency water pump is used for draining or delivering water more efficiently and quickly when a dangerous case occurs, so as to reduce property loss, and more importantly, the emergency water pump relates to life safety.

At present, the pump body and the driving motor of water pump adopt direct-connected structure usually, nevertheless to dive motor: the larger the power is, the lower the rotating speed is, the larger the volume is, so that the whole volume and weight of the water pump are increased, and the power factor of the submersible motor is reduced. In addition, the volume and the weight of the motor are increased, the weight of the high-power motor can reach hundreds of kilograms, and the motor can be moved by a plurality of people, is inconvenient to transport and is not beneficial to emergency situations such as fire fighting of armed police, emergency rescue of river channels and the like.

Disclosure of Invention

Aiming at the problem in practical application, the invention aims to provide an ultra-light high-efficiency emergency water pump, which has the following specific scheme:

an ultra-light high-efficiency emergency water pump comprises a driving mechanism and an impeller mechanism, wherein the driving mechanism comprises a shell, a motor assembly and a speed reduction assembly, an installation cavity for installing the motor assembly and the speed reduction assembly is formed in the shell, a driving shaft of the motor assembly is connected with the speed reduction assembly, a transmission shaft is arranged at one end, deviating from the motor assembly, of the speed reduction assembly, and the transmission shaft extends through the shell in a direction deviating from the driving assembly to form a transmission part;

the impeller mechanism is connected to the transmission part, a water inlet is formed on one side, close to the driving mechanism, of the impeller mechanism along the axial direction of the transmission part, and a water outlet is formed on the other side of the impeller mechanism.

Through above-mentioned technical scheme, can know that submersible motor power is big more, the rotational speed is lower more, the volume just is big more, for wholly losing weight to the water pump, choose the little volume motor element of high rotational speed for use, utilize the speed reduction subassembly to slow down motor element output rate simultaneously, when guaranteeing water pump working property, reach and use the little volume motor element of high rotational speed purpose to in emergency manual handling such as armed police fire control, river speedily carry out emergency rescue. In addition, the water inlet and the water outlet are arranged on two opposite sides of the impeller mechanism in the scheme, so that the length of a flow channel is effectively shortened, the energy consumption is reduced, and the working efficiency of the water pump is improved.

Further preferably, the reduction assembly is close to one side of the driving assembly and is provided with a fixing frame, one side of the fixing frame close to the reduction assembly is provided with a fixing groove matched with the reduction assembly, the fixing frame is fixed at the position of the inner side wall of the installation cavity and the position of the axis of the installation cavity, and the driving shaft penetrates through the through groove and is connected with the reduction assembly.

Through above-mentioned technical scheme, utilize the mount to play the supporting role to the speed reduction unit and utilize the fixed slot to play limiting displacement to the speed reduction unit simultaneously.

Further preferably, a positioning plate is arranged on the outer side wall of the fixing frame, and one side of the positioning plate, which deviates from the fixing frame, is abutted against the inner side wall of the mounting cavity.

Through above-mentioned technical scheme, utilize the area of contact of locating plate increase mount and installation cavity inside wall to improve the connection stability between the two.

Further preferably, the inner side wall of the installation cavity is recessed from the direction close to the outer side wall of the shell to form a clamping groove, and the positioning plate is arranged in the clamping groove.

Through above-mentioned technical scheme, utilize the draw-in groove to play limiting displacement to the locating plate, prevent that the locating plate from producing the unstability along the direction that is close to or deviates from the speed reduction subassembly and rocking, and then be fixed in the mount and predetermine the position.

Further preferably, a plurality of water inlet guide vanes are arranged between one side of the impeller mechanism close to the water inlet and the shell.

Through the technical scheme, the water inlet guide vanes are utilized to improve the turbulent flow stability of the water source, reduce energy consumption and improve the efficiency of the water pump.

Further preferably, one side of the impeller mechanism, which is close to the water outlet, is provided with a plurality of water outlet guide vanes.

Through the technical scheme, the water outlet guide vanes are utilized to improve the stability of turbulent flow of a water source, reduce energy consumption and improve the efficiency of the water pump.

Further preferably, a high-speed bearing is arranged between the side wall of the through groove and the driving shaft.

Through above-mentioned technical scheme, utilize high-speed bearing so that the drive shaft is nimble to rotate to be connected in logical inslot, reduce the contact between high-speed bearing and the logical groove lateral wall, reduce the mechanical friction to logical groove lateral wall in the high-speed bearing motion process.

Further preferably, the motor assembly is a high-speed motor.

Compared with the prior art, the invention has the following beneficial effects:

for wholly losing weight to the water pump, select for use the little volume motor element of high rotational speed, utilize the speed reduction subassembly to decelerate motor element output rate simultaneously, when guaranteeing water pump working property, reach and use the little volume motor element of high rotational speed purpose to in emergency such as armed police fire control, river emergency rescue artifical transport speedily carry out rescue work. In addition, the water inlet and the water outlet are arranged on two opposite sides of the impeller mechanism in the scheme, so that the length of a flow channel is effectively shortened, the energy consumption is reduced, and the working efficiency of the water pump is improved.

Drawings

FIG. 1 is an overall schematic diagram of an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view taken along a central axis of the device;

fig. 3 is an exploded view along the central axis of the device.

Reference numerals: 1. a drive mechanism; 101. a housing; 102. a motor assembly; 103. a speed reduction assembly; 2. installing a cavity; 3. a motor; 4. a drive shaft; 5. a drive shaft; 6. a transmission section; 7. a fixed mount; 8. fixing grooves; 9. a through groove; 10. positioning a plate; 11. connecting blocks; 12. a card slot; 13. a circular hole; 14. an upper bracket; 15. a lower bracket; 16. a running wheel; 17. a sun gear; 18. an inner gear ring; 19. a lengthening part; 20. a high speed bearing; 21. connecting holes; 22. a first bearing; 23. a first positioning hole; 24. a second positioning hole; 25. a second bearing; 26. a lap plate; 27. lightening holes; 28. an impeller mechanism; 29. a water inlet; 30. a water outlet; 31. a water inlet guide vane; 32. and (4) water outlet guide vanes.

Detailed Description

The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited to these examples.

Combine fig. 1, fig. 2, fig. 3 to show, a super-light high-efficient emergency rescue water pump, including actuating mechanism 1 and impeller mechanism 28, actuating mechanism 1 includes casing 101, motor element 102 and speed reduction subassembly 103, casing 101 is formed with the installation cavity 2 that is used for installing motor element 102 and speed reduction subassembly 103, motor element 102 includes motor 3 and drive shaft 4, drive shaft 4 is connected with speed reduction subassembly 103, speed reduction subassembly 103 deviates from drive shaft 4 one side and is equipped with transmission shaft 5, transmission shaft 5 is by deviating from the drive assembly direction and extending through casing 101 and form transmission portion 6.

As shown in fig. 3, a fixing frame 7 in a disc shape is installed between the speed reduction assembly 103 and the driving assembly, a fixing groove 8 is formed on one side of the fixing frame 7 close to the speed reduction assembly 103, the speed reduction assembly 103 is installed in the fixing groove 8, and a through groove 9 is formed in the axis of the fixing frame 7, so that the driving shaft 4 is connected with the speed reduction assembly 103. Preferably, mount 7 deviates from lateral wall department one side that leads to groove 9 and is equipped with locating plate 10, and an organic whole is connected with polylith connecting block 11 between locating plate 10 and the mount 7, and polylith connecting block 11 evenly arranges along mount 7 circumference. Meanwhile, the inner side wall of the mounting cavity 2 is recessed from the direction close to the outer side wall of the housing 101 to form a clamping groove 12, and the positioning plate 10 is arranged in the clamping groove 12 to fix the fixing frame 7 at a preset mounting position. Meanwhile, the positioning plate 10 is provided with a plurality of round holes 13. Because locating plate 10 is connected through polylith connecting block 11 with mount 7, mutual clearance arranges between the polylith connecting block 11, and combines the round hole 13 of seting up, effectively reduces the whole (mount 7, locating plate 10, connecting block 11) materials of mount 7, alleviates the whole weight of mount 7.

Specifically, the speed reduction assembly 103 comprises an upper bracket 14, a lower bracket 15, a running wheel 16, a sun gear 17 and an inner gear ring 18. The outer side wall of the inner gear ring 18 is tightly attached to the inner side wall of the installation cavity 2 and is lapped on one side of the positioning plate 10, which is far away from the motor assembly 102, one side of the upper side and the lower side of the clamping groove 12 is abutted to the positioning plate 10, and the other side of the upper side and the lower side of the clamping groove 12 is abutted to the. Wherein, the inner side wall of the inner gear ring 18 is evenly engaged and connected with three running wheels 16 along the circumferential direction, and the middle of the three running wheels 16 is engaged and connected with a sun wheel 17. The driving shaft 4 penetrates through the through groove 9 and is fixedly connected with the sun wheel 17. Preferably, a high-speed bearing 20 is arranged between the side wall of the through slot 9 and the driving shaft 4, and the edge of the fixing frame 7 close to one side of the through slot 9 is bent in a direction away from the speed reduction assembly 103 to form an elongated portion 19, so that the contact area between the high-speed bearing 20 and the fixing frame 7 is increased by the elongated portion 19.

Furthermore, the traveling wheel 16 is provided with a connecting hole 21 along the central axis thereof, the upper bracket 14 is connected to one side of the sun gear 17 close to the driving shaft 4, is arranged in the fixing groove 8 and is sleeved on the outer side wall of the driving shaft 4, and the connecting relationship between the upper bracket 14 and the driving shaft 4 is clearance fit. Preferably, a first bearing 22 is disposed between the upper bracket 14 and the side wall of the fixing groove 8, an outer side wall of the first bearing 22 abuts against an inner side wall of the fixing groove 8, an inner side wall of the first bearing 22 abuts against an outer side wall of the upper bracket 14, and the upper bracket 14 is provided with a first positioning hole 23 coaxially disposed with the connecting hole 21.

The lower bracket 15 is connected to one side of the running wheel 16, which is far away from the upper bracket 14, and the lower bracket 15 is provided with a second positioning hole 24 which is coaxial with the connecting hole 21. A connecting shaft is fixedly arranged in the connecting hole 21, one end of the connecting shaft is connected with the second positioning hole 24 in an interference fit mode, and the other end of the connecting shaft is connected with the first positioning hole 23 in a clearance fit mode. The side of the lower bracket 15 facing away from the running wheel 16 extends towards the pump body to form the transmission shaft 5. Preferably, be equipped with second bearing 25 between installation cavity 2 lateral wall and the transmission shaft 5, second bearing 25 is close to sun gear 17 one side and is equipped with lapping plate 26, and lapping plate 26 is fixed on installation cavity 2 lateral wall, utilizes lapping plate 26 to fix second bearing 25 mounted position. And the transmission shaft 5 is stabilized by the second bearing 25 to rotate fixedly along the axis of the transmission shaft 5, and is placed off-axis.

In the embodiment, each row wheel 16 is evenly provided with ten lightening holes 27 on the row wheel 16 by taking the connecting hole 21 as the center, and the middle part of the transmission shaft 5 is provided with a lightening groove. It can be seen that the larger the power, the lower the rotation speed and the larger the volume of the submersible motor 3. In order to reduce the weight of the whole water pump, the high-speed small-volume motor assembly 102 (2W/min and 5.5 kilowatt/kg) is selected and used in the embodiment, the output speed of the motor assembly 102 is reduced by the speed reduction assembly 103, the purpose of using the high-speed small-volume motor assembly 102 is achieved while the working performance of the water pump is ensured, and the weight of the motor 3 is effectively controlled within 18kg, so that emergency rescue can be conveniently carried out in emergency situations such as armed police fire protection, riverway emergency rescue and the like.

As shown in fig. 2, the impeller mechanism 28 is connected to the transmission part 6, and a water inlet 29 is formed on one side of the impeller mechanism 28 close to the driving mechanism 1 along the axial direction of the transmission part 6, and a water outlet 30 is formed on the other side. A plurality of water inlet guide vanes 31 are arranged between one side of the impeller mechanism 28 close to the water inlet 29 and the shell 101. The impeller mechanism 28 is provided with a plurality of water outlet guide vanes 32 on one side thereof close to the water outlet 30. In the scheme, the water inlet 29 and the water outlet 30 are arranged on two opposite sides of the impeller mechanism 28, so that the length of a flow channel is effectively shortened, the energy consumption is reduced, and the working efficiency of the water pump is improved.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.