阅读说明：本技术 一种水泵吸程增加装置 (Water pump suction lift increasing device ) 是由 桂林华 于 2019-10-31 设计创作，主要内容包括：本发明公开了一种水泵吸程增加装置,包括底座、阀门、传动轴、传动套和高负压吸程辅助装置；底座顶部左侧安装有泵体；底座顶部右侧安装有电机；电机和泵体之间通过传动轴连接；高负压吸程辅助装置安装在传动轴中部；泵体出口端安装有三通；阀门安装在三通顶部出口端,阀门上螺纹连接阀门拉杆；高负压吸程辅助装置包括主吸管、偏心轴、活塞、轴套和推杆；主吸管固定安装在底座顶部,关闭电机将传动套拨到右侧,然后启动电机即可实现正常泵水工作,高负压吸程辅助装置和泵体为同一动力源提供动力,设备成本低；3、可以过滤掉管道中的杂质,保证水泵在高压条件下不会因为杂质导致严重磨损。(The invention discloses a water pump suction lift increasing device which comprises a base, a valve, a transmission shaft, a transmission sleeve and a high negative pressure suction lift auxiliary device, wherein the valve is arranged on the base; the pump body is arranged on the left side of the top of the base; a motor is arranged on the right side of the top of the base; the motor is connected with the pump body through a transmission shaft; the high negative pressure suction lift auxiliary device is arranged in the middle of the transmission shaft; the outlet end of the pump body is provided with a tee joint; the valve is arranged at the outlet end of the top of the tee joint, and a valve pull rod is connected to the valve through threads; the high negative pressure suction lift auxiliary device comprises a main suction pipe, an eccentric shaft, a piston, a shaft sleeve and a push rod; the main suction pipe is fixedly arranged at the top of the base, the motor is turned off to shift the transmission sleeve to the right side, then the motor is started to realize normal water pumping work, the high negative pressure suction lift auxiliary device and the pump body provide power for the same power source, and the equipment cost is low; 3. can filter the impurity in the pipeline, guarantee that the water pump can not lead to serious wear because of impurity under high pressure.)

1. A water pump suction lift increasing device is characterized by comprising a base (1), a valve (2), a transmission shaft (3), a transmission sleeve (4) and a high negative pressure suction lift auxiliary device (5); the left side of the top of the base (1) is provided with a pump body (6); a motor (7) is arranged on the right side of the top of the base (1); the motor (7) is connected with the pump body (6) through the transmission shaft (3); the high negative pressure suction lift auxiliary device (5) is arranged in the middle of the transmission shaft (3); the outlet end of the pump body (6) is provided with a tee joint (8); the valve (2) is arranged at the outlet end of the top of the tee joint (8), and the valve (2) is connected with a valve pull rod (9) in a threaded manner; the high negative pressure suction lift auxiliary device (5) comprises a main suction pipe (501), an eccentric shaft (502), a piston (503), a shaft sleeve (504) and a push rod (505); the main suction pipe (501) is fixedly arranged at the top of the base (1).

2. A water pump suction lift increasing device according to claim 1, characterized in that: a first one-way valve (506) is arranged at the left end of the main suction pipe (501), and the first one-way valve (506) is connected with the main suction pipe (501) through a filtering flange (514); the inlet end of the first one-way valve (506) is communicated with the outlet end of the middle part of the tee joint (8) through a water pipe (507); a second one-way valve (508) is arranged at the right end of the main suction pipe (501); the first check valve (506) and the second check valve (508) are installed in the same direction.

3. A water pump suction lift increasing device according to claim 1, characterized in that: a plurality of sleeves (509) are uniformly arranged on one side of the main suction pipe (501) in the length direction; the piston (503) is slidably connected inside the sleeve (509).

4. A water pump suction lift increasing device according to claim 1, characterized in that: the transmission shaft (3) penetrates through the bearing and is arranged in the middle of the shaft sleeve (504); the shaft sleeve (504) is connected with the middle part of the eccentric shaft (502) in a penetrating way; the bushing (504) and the eccentric shaft (502) are not concentric.

5. A water pump suction lift increasing device according to claim 1, characterized in that: a driven partition table (510) is arranged at the left end of the shaft sleeve (504); the transmission sleeve (4) is connected outside the driven partition table (510) in a sliding manner; the left side of the middle part of the transmission shaft (3) is provided with a driving partition table (511); keyways (512) are arranged on the peripheries of the driving partition table (511) and the driven partition table (510); the inner periphery of the transmission sleeve (4) is provided with a spline (401); the spline (401) is connected inside the key groove (512) in a sliding mode; the driving partition table (511) and the driven partition table (510) are connected and driven through a transmission sleeve (4).

6. A water pump suction lift increasing device according to claim 1, characterized in that: one end of the push rod (505) is connected with the middle position of the bottom of the piston (503) through a rotating shaft; the other end of the push rod (505) is provided with a lantern ring (513); the collar (513) and the eccentric shaft (502) are connected by a bearing.

Technical Field

The invention relates to the field of water pump accessories, in particular to a water pump suction lift increasing device.

Background

Water pumps are machines that deliver or pressurize a liquid. The energy-saving device transmits mechanical energy or other external energy of a prime motor to liquid to increase the energy of the liquid, and is mainly used for conveying the liquid including water, oil, acid-base liquid, emulsion, suspoemulsion, liquid metal and the like; the general water pump promotes rivers through high-speed rotatory impeller and realizes the pump water work, under the condition of not adding the diversion, can be automatically with the maximum height that the water was inhaled for the biggest suction head of water pump, the suction head of water pump is limited, need to pour into a large amount of water into the water pump before working under the high suction head state, the work efficiency that wastes time and energy is low, can not satisfy the user demand, the impeller of water pump can be harmd to the impurity that exists in the liquid, leads to the fact wearing and tearing even the jam machine that burns to the water pump.

Disclosure of Invention

1. Problems to be solved

Aiming at the problems in the prior art, the invention aims to provide a water pump suction lift increasing device, which solves the problems in the background stories.

2. Technical scheme

In order to achieve the purpose, the invention provides the following technical scheme:

a water pump suction lift increasing device comprises a base, a valve, a transmission shaft, a transmission sleeve and a high negative pressure suction lift auxiliary device; the pump body is arranged on the left side of the top of the base; a motor is arranged on the right side of the top of the base; the motor is connected with the pump body through a transmission shaft; the high negative pressure suction lift auxiliary device is arranged in the middle of the transmission shaft; the outlet end of the pump body is provided with a tee joint; the valve is arranged at the outlet end of the top of the tee joint, and a valve pull rod is connected to the valve through threads; the high negative pressure suction lift auxiliary device comprises a main suction pipe, an eccentric shaft, a piston, a shaft sleeve and a push rod; the main suction pipe is fixedly arranged at the top of the base.

The technical scheme is further optimized, a first one-way valve is installed at the left end of the main suction pipe, and the first one-way valve is connected with the main suction pipe through a filtering flange; the inlet end of the first one-way valve is communicated with the outlet end of the middle part of the tee joint through a water pipe; the right end of the main suction pipe is provided with a second one-way valve; the first one-way valve and the second one-way valve are installed in the same direction.

Further optimizing the technical scheme, a plurality of sleeves are uniformly arranged on one side of the main suction pipe in the length direction; the piston is slidably connected inside the sleeve.

The technical scheme is further optimized, and the transmission shaft penetrates through the bearing and is arranged in the middle of the shaft sleeve; the shaft sleeve is connected with the middle part of the eccentric shaft in a penetrating way; the shaft sleeve and the eccentric shaft are not concentric.

Further optimizing the technical scheme, the left end of the shaft sleeve is provided with a driven partition table; the transmission sleeve is connected outside the driven partition table in a sliding manner; the left side of the middle part of the transmission shaft is provided with a driving partition table; key grooves are formed in the peripheries of the driving partition table and the driven partition table; the inner periphery of the transmission sleeve is provided with a spline; the spline is connected inside the key groove in a sliding manner; the driving partition table and the driven partition table are connected and driven through a transmission sleeve.

The technical scheme is further optimized, and a rotating shaft at one end of the push rod is connected to the middle position of the bottom of the piston; the other end of the push rod is provided with a lantern ring; the lantern ring and the eccentric shaft are connected through a bearing.

Compared with the prior art, the invention has the beneficial effects that: 1. the high negative pressure suction stroke auxiliary device is designed, a transmission shaft is communicated with an eccentric shaft through a transmission sleeve, a motor drives a plurality of pistons to synchronously move back and forth when rotating, so that air in a water pump and a water inlet pipe is pumped out, water in the deep part is sucked into a pump body under the action of negative pressure, manual water replenishing work is replaced, a valve pull rod can improve torque and limit, the water pump suction stroke supercharging device is more stable and reliable, time and labor are saved, the working efficiency is high, and the problems that a large amount of water needs to be poured into the water pump before working in a high suction stroke state, time and labor are wasted, the working efficiency is low, and the use requirement cannot be met are; 2. when the second one-way valve discharges water, the motor is closed to shift the transmission sleeve to the right side, then the motor is started to realize normal water pumping work, the high negative pressure suction lift auxiliary device and the pump body provide power for the same power source, and the equipment cost is low; 3. can filter the impurity in the pipeline, guarantee that the water pump can not lead to serious wear because of impurity under high pressure.

Drawings

Fig. 1 is a schematic structural diagram of a water pump suction lift increasing device.

Fig. 2 is an overall structure view of a high negative pressure suction lift assisting device of a water pump suction lift increasing device.

Fig. 3 is a sectional view of the internal structure of a high negative pressure suction lift auxiliary device of a water pump suction lift increasing device.

Fig. 4 is a partial sectional view showing the structure of the piston movement portion of a water pump suction lift increasing device.

In the figure: 1. a base; 2. a valve; 3. a drive shaft; 4. a transmission sleeve; 401. a spline; 5. a high negative pressure suction lift auxiliary device; 501. A main straw; 502. an eccentric shaft; 503. a piston; 504. a shaft sleeve; 505. a push rod; 506. a first check valve; 507. a water pipe; 508. a second one-way valve; 509. a sleeve; 510. a driven partition table; 511. an active partition table; 512. a keyway; 513. a collar; 514. a valve pull rod; 6. a pump body; 7. a motor; 8. a tee joint; 9. and (4) filtering the flange.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, in an embodiment of the present invention, a water pump suction lift increasing apparatus includes a base 1, a valve 2, a transmission shaft 3, a transmission sleeve 4, and a high negative pressure suction lift auxiliary apparatus 5; the left side of the top of the base 1 is provided with a pump body 6; a motor 7 is arranged on the right side of the top of the base 1; the motor 7 is connected with the pump body 6 through the transmission shaft 3; the high negative pressure suction lift auxiliary device 5 is arranged in the middle of the transmission shaft 3; the outlet end of the pump body 6 is provided with a tee joint 8; the valve 2 is arranged at the outlet end of the top of the tee joint 8, the valve 2 is in threaded connection with the valve pull rod 9, the valve pull rod 9 is increased in torque by increasing the length, and the valve pull rod 9 is internally provided with a limiting structure, so that the valve pull rod 9 can be used under the high-pressure condition; the high negative pressure suction lift auxiliary device 5 comprises a main suction pipe 501, an eccentric shaft 502, a piston 503, a shaft sleeve 504 and a push rod 505; the main suction pipe 501 is fixedly arranged at the top of the base 1; the first one-way valve 506 is arranged at the left end of the main suction pipe 501; the inlet end of the first one-way valve 506 is communicated with the outlet end of the middle part of the tee joint 8 through a water pipe 507, the first one-way valve 506 is connected with the main suction pipe 501 through a filtering flange 514, and the filtering flange 514 is a combined structure of a flange and a filtering net, so that impurities in liquid can be filtered out, and the water pump is prevented from being damaged; the right end of the main suction pipe 501 is provided with a second one-way valve 508; the first check valve 506 and the second check valve 508 are installed in the same direction; a plurality of sleeves 509 are uniformly arranged on one side of the main suction pipe 501 in the length direction; the piston 503 is slidably connected inside the sleeve 509; the transmission shaft 3 penetrates through the bearing and is arranged in the middle of the shaft sleeve 504; the shaft sleeve 504 is connected with the middle part of the eccentric shaft 502 through a key; the bushing 504 and the eccentric shaft 502 are not concentric; the left end of the shaft sleeve 504 is provided with a driven partition table 510; the transmission sleeve 4 is connected outside the driven partition table 510 in a sliding manner; the left side of the middle part of the transmission shaft 3 is provided with a driving partition table 511; keyways 512 are arranged on the peripheries of the driving partition table 511 and the driven partition table 510; the inner periphery of the transmission sleeve 4 is provided with a spline 401; spline 401 is slidably connected inside keyway 512; the driving partition table 511 and the driven partition table 510 are connected and driven through a transmission sleeve 4; one end of the push rod 505 is connected with the middle position of the bottom of the piston 503 through a rotating shaft; the other end of the push rod 505 is provided with a lantern ring 513; the collar 513 and the eccentric shaft 502 are connected by bearings.

When the device is used, in the first step, as shown in a combined manner in fig. 1-4, before pumping water in deep water, a pipeline of a pump body 6 is connected, the left end of the pump body 6 is connected with a water inlet pipe, a water outlet pipe is connected above the pump body 6, a transmission sleeve 4 is pushed to the left side, the transmission sleeve 4 slides to the left side along a driven partition table 510 and is sleeved on a driving partition table 511, in the process, a spline 401 slides to the left side along a key groove 512 synchronously, and the driving partition table 511 and the driven partition table 510 are connected together through the transmission sleeve 4; the motor 7 is started when water is pumped, the motor 7 drives the transmission shaft 3 to rotate when rotating, so that the driven partition table 510 is driven to synchronously rotate through the driving partition table 511 and the transmission sleeve 4, and the shaft sleeve 504 and the eccentric shaft 502 are connected in a key manner, so that the shaft sleeve 504 and the eccentric shaft 502 can rotate along with the transmission shaft 3; because the eccentric shaft 502 and the transmission shaft 3 are not concentric and the eccentric shaft 502 and the collar 513 are connected by bearings, the eccentric shaft 502 pushes the collar 513 to move when rotating, thereby pushing the piston 503 to slide along the inner wall of the sleeve 509 under the action of the push rod 505; when the piston 503 slides downwards along the sleeve 509, the internal pressure of the main suction pipe 501 is reduced, the first one-way valve 506 is opened, the second one-way valve 508 is tightly closed, so that water is sucked in the water inlet pipe under the negative pressure state of the main suction pipe 501, when the piston 503 moves upwards, the internal pressure of the main suction pipe 501 is increased, the first one-way valve 506 is tightly closed, the second one-way valve 508 is opened, at the moment, gas in the main suction pipe 501 is discharged from the position of the second one-way valve 508, and the piston 503 reciprocates so as to realize gradual water suction work, which is originally similar to the principle of a plunger pump; the impeller inside the pump body 6 plays a role of boosting when rotating.

Step two, as shown in fig. 1-4, when the water inlet pipe and the pump body 6 are full of water, the water reaches the interior of the main suction pipe 501 and is discharged from the second one-way valve 508, when water flows out from the position of the second one-way valve 508, it is proved that the interior of the water inlet pipe and the pump body 6 are full of water, at this time, the motor 7 is turned off, the transmission sleeve 4 is shifted to the right side, the transmission sleeve 4 is separated from the driving partition table 511, at this time, the eccentric shaft 502 and the shaft sleeve 504 are separated from the transmission shaft 3, at this time, the valve 2 is opened, the motor 7 is started, and normal water pumping work can be; in conclusion, by adopting the design of the high negative pressure suction lift auxiliary device 5, the transmission shaft 3 is communicated with the eccentric shaft 502 through the transmission sleeve 4, the motor 7 drives the plurality of pistons 503 to synchronously move back and forth when rotating, so that air in the water pump and the water inlet pipe is pumped out, water in the deep part of the negative pressure action reduction is sucked into the pump body 6, manual water replenishing work is replaced, time and labor are saved, the working efficiency is high, and the problems that a large amount of water needs to be filled into the water pump before work in a high suction lift state, time and labor are wasted, the working efficiency is low, and the use requirement cannot be met are; when the second one-way valve 508 is used for discharging water, the motor 7 is closed to shift the transmission sleeve 4 to the right side, then the motor 7 is started to realize normal water pumping work, the high negative pressure suction lift auxiliary device 5 and the pump body 6 provide power for the same power source, and the equipment cost is low.

The invention is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the controller belongs to the common knowledge in the field, and the invention is mainly used for protecting mechanical devices, so the invention does not explain the control mode and the circuit connection in detail.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience of description of the present invention and simplification of description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the present invention should not be construed as being limited thereto, and it should be noted that the terms "mounted" and "connected" should be interpreted broadly, for example, as being able to be fixedly connected, detachably connected, or integrally formed, mechanically connected or indirectly connected through an intermediate, and the specific meaning of the terms in the invention can be understood through specific situations.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.