CN212985473U

CN212985473U - Long-life motor-driven reciprocating pump

Info

Publication number: CN212985473U
Application number: CN202021097374.7U
Authority: CN
Inventors: 徐成峰
Original assignee: Zhejiang Zhoulong Machinery Manufacturing Co ltd
Current assignee: Zhejiang Zhoulong Machinery Manufacturing Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-04-16
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses a motor-driven reciprocating pump of long-life, including body, driving motor and piston tube, the body is inside to be had out water structure dish through the bolt fastening, the inside cover of play water structure dish is equipped with out the water connecting rod, and goes out water connecting rod top and be connected with out the water piston board through the thread groove, the welding of body bottom has the inlet tube, the inside water structure dish that advances that has through the bolt fastening of inlet tube, the inside cover of structure dish that advances is equipped with the connecting rod that advances, and advances the connecting rod top and be connected with the piston board that advances through the thread groove, advance water structure dish bottom and be fixed with a filter screen through the draw-in groove. The utility model discloses simple structure, convenient maintenance, pressure is big, efficient, is fit for being extensively promoted and used.

Description

Long-life motor-driven reciprocating pump

Technical Field

The utility model relates to a reciprocating pump technical field, in particular to motor-driven reciprocating pump of long-life.

Background

Reciprocating pumps include piston pumps, metering pumps and diaphragm pumps, known as reciprocating pumps, which are one type of positive displacement pumps and are widely used, and reciprocating pumps are conveying machines that directly supply energy to liquids in the form of pressure energy through the reciprocating motion of pistons.

Patent No. CN201420268451.9 discloses a reciprocating pump, this reciprocating pump adopts horizontal pump focus low, does not have the overturning moment of vertical reciprocating pump, adopts vertical belt drive horizontal reciprocating pump to have that area is little, and vibrations are little, and the belt is longe-lived, and the motor noise is low, and the operation is more steady reliable.

The reciprocating pump has the following defects: 1. the whole structure is complex, the maintenance and the repair are difficult, 2, the protection capability is poor, the pump is easy to damage, and the service life is short.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a long-life motor-driven reciprocating pump can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a long-life motor-driven reciprocating pump comprises a pipe body, a driving motor and a piston pipe, wherein a water outlet structure disc is fixed inside the pipe body through bolts, a water outlet connecting rod is sleeved inside the water outlet structure disc, the top of the water outlet connecting rod is connected with a water outlet piston plate through a thread groove, a water inlet pipe is welded at the bottom of the pipe body, a water inlet structure disc is fixed inside the water inlet pipe through bolts, a water inlet connecting rod is sleeved inside the water inlet structure disc, the top of the water inlet connecting rod is connected with a water inlet piston plate through a thread groove, a first filter screen is fixed at the bottom of the water inlet structure disc through a clamping groove, the piston pipe is welded at one end of the pipe body, a piston block is arranged inside the piston pipe, a piston rod is connected to one side of the piston block through the thread groove, a second filter screen is fixed to one end, and an output shaft at one side of the driving motor is fixed with a turntable through a bolt.

Further, the connecting rod is installed through the bearing to carousel one end, connecting rod one end is connected with piston rod one end through the bearing.

Furthermore, a sealing sleeve is sleeved on the outer side of the piston rod and is positioned at one end of the piston pipe.

Furthermore, a water outlet pipe is welded at one end of the pipe body.

Further, the outside cover of piston piece is equipped with the sealing washer, and the quantity of sealing washer is a plurality of.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. through setting up driving motor, play water piston board and water inlet piston board, personnel use the power cord to be connected driving motor and external power supply, personnel open driving motor and drive the carousel and rotate, the carousel rotates and drives the piston piece at the inside reciprocating motion of piston tube through connecting rod and piston rod, do the piston motion, when the piston piece is taken out, the internal pressure of body descends, the piston board pushes down of going out water, water inlet piston board jack-up, liquid is from the inlet tube suction pipe in the body, when the piston piece inserts, the internal pressure of body increases, the piston board pushes down of will intaking, make its seal receptacle inlet tube, prevent the liquid reflux, play water piston board jack-up, liquid is discharged from the outlet pipe, moreover, the steam generator is simple in structure, high pressure, high efficiency.

2. Through setting up a filter screen, No. two filter screens and seal cover, piston block outside cover is equipped with a plurality of sealing washers, improve the leakproofness between piston block and the piston pipe, ensure internal pressure stability of storage, the seal cover in the piston rod outside, can prevent the condition that appears leaking between piston pipe and the piston rod, influence body internal pressure, No. one the filter screen can be inside the inlet tube, can filter intaking, it is internal to avoid impurity admission pipe, influence the removal of water piston board and water inlet piston board, No. two filter screens are in the piston pipe, protect in the piston pipe, avoid the removal that gets into the intraductal influence piston block of piston such as impurity, can effectively improve the life of this reciprocating pump.

Drawings

Fig. 1 is a schematic view of the overall structure of a long-life power-driven reciprocating pump of the present invention.

Fig. 2 is a schematic diagram of the internal structure of a long-life power-driven reciprocating pump of the present invention.

Fig. 3 is a structural schematic diagram of a water outlet structure disc of the long-life power-driven reciprocating pump of the present invention.

In the figure: 1. a pipe body; 2. a drive motor; 3. a piston tube; 4. a turntable; 5. a water outlet structure disc; 6. a water inlet structure disc; 7. a piston rod; 8. a connecting rod; 9. a water outlet piston plate; 10. a water intake piston plate; 11. a first filter screen; 12. a second filter screen; 13. a piston block; 14. a seal ring; 15. sealing sleeves; 16. a water inlet connecting rod; 17. a water outlet pipe; 18. a water inlet pipe; 19. and a water outlet connecting rod.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a long-life motor-driven reciprocating pump comprises a pipe body 1, a driving motor 2 and a piston tube 3, wherein a water outlet structure disc 5 is fixed inside the pipe body 1 through bolts, a water outlet connecting rod 19 is sleeved inside the water outlet structure disc 5, the top of the water outlet connecting rod 19 is connected with a water outlet piston plate 9 through a thread groove, a water inlet pipe 18 is welded at the bottom of the pipe body 1, a water inlet structure disc 6 is fixed inside the water inlet pipe 18 through bolts, a water inlet connecting rod 16 is sleeved inside the water inlet structure disc 6, the top of the water inlet connecting rod 16 is connected with a water inlet piston plate 10 through a thread groove, a first filter screen 11 is fixed at the bottom of the water inlet structure disc 6 through a clamping groove, the piston tube 3 is welded at one end of the pipe body 1, a piston block 13 is arranged inside the piston tube 3, and a piston rod 7, no. two filter screens 12 are fixed to the inside one end of piston tube 3 through the draw-in groove, 1 one side of body is provided with driving

motor

2, and 2 one side output shafts of driving motor are fixed with carousel 4 through the bolt.

Wherein, carousel 4 one end is installed connecting rod 8 through the bearing, 8 one ends of connecting rod are connected with 7 one end of piston rod through the bearing.

In this embodiment, as shown in fig. 1, the driving motor 2 drives the turntable 4 to rotate, and the turntable 4 rotates to drive the piston rod 7 to reciprocate through the connecting rod 8.

The outer side of the piston rod 7 is sleeved with a sealing sleeve 15, and the sealing sleeve 15 is positioned at one end of the piston tube 3.

In this embodiment, as shown in fig. 2, the sealing sleeve 15 seals between the piston rod 7 and the piston tube 3 to prevent pressure leakage in the piston tube 3.

Wherein, a water outlet pipe 17 is welded at one end of the pipe body 1.

In this embodiment, as shown in fig. 1, the water outlet pipe 17 facilitates the liquid inside the pipe body 1 to flow out.

Wherein, piston block 13 outside cover is equipped with sealing washer 14, and the quantity of sealing washer 14 is a plurality of.

In this embodiment, as shown in fig. 2, the plurality of sealing rings 14 are sleeved outside the piston block 13, so that the sealing performance between the piston block 13 and the piston tube 3 can be improved.

It should be noted that the utility model relates to a long-life motor-driven reciprocating pump, in operation, a person uses a power cord to connect a driving motor 2 with an external power supply, a pipeline is connected to the bottom end of a water inlet pipe 18, and the water inlet pipe is inserted into a container, the person opens the driving motor 2 to drive a rotary disc 4 to rotate, the rotary disc 4 rotates to drive a piston block 13 to reciprocate in a piston pipe 3 through a connecting rod 8 and a piston rod 7, so as to perform piston movement, when the piston block 13 is drawn out, the pressure in the pipe body 1 is reduced, a water outlet piston plate 9 is pressed down, a water inlet piston plate 10 is jacked up, liquid is sucked into the pipe body 1 from the water inlet pipe 18, when the piston block 13 is inserted, the pressure in the pipe body 1 is increased, the water inlet piston plate 10 is pressed down, so as to make a sealing seat water inlet pipe 18 of the water inlet pipe 18 prevent liquid backflow, the water outlet piston plate 9 is, improve the leakproofness between piston block 13 and the piston tube 3, ensure the pressure stability in the body 1, the seal cover 15 in the piston rod 7 outside, can prevent the condition that appears leaking between piston tube 3 and the piston rod 7, influence 1 internal pressure of body, filter screen 11 can be inside inlet tube 18, can filter intaking, avoid impurity to get into in the body 1, influence out the removal of water piston plate 9 and intake piston plate 10, No. two filter screens 12 are in piston tube 3, protect in the piston tube 3, influence the removal of piston block 13 in avoiding impurity etc. to get into piston tube 3, can effectively improve the life of this reciprocating pump.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a long-life motor-driven reciprocating pump, includes body (1), driving motor (2) and piston tube (3), its characterized in that: the water outlet structure disc is characterized in that a water outlet structure disc (5) is fixed inside the pipe body (1) through bolts, a water outlet connecting rod (19) is sleeved inside the water outlet structure disc (5), the top of the water outlet connecting rod (19) is connected with a water outlet piston plate (9) through a thread groove, a water inlet pipe (18) is welded at the bottom of the pipe body (1), a water inlet structure disc (6) is fixed inside the water inlet pipe (18) through bolts, a water inlet connecting rod (16) is sleeved inside the water inlet structure disc (6), the top of the water inlet connecting rod (16) is connected with a water inlet piston plate (10) through a thread groove, a first filter screen (11) is fixed at the bottom of the water inlet structure disc (6) through a clamping groove, a piston pipe (3) is welded at one end of the pipe body (1), a piston block (13) is arranged inside the piston pipe (3), and a piston rod (, a second filter screen (12) is fixed to one end of the interior of the piston pipe (3) through a clamping groove, a driving motor (2) is arranged on one side of the pipe body (1), and a rotary table (4) is fixed to an output shaft on one side of the driving motor (2) through a bolt.

2. A long life motor-driven reciprocating pump as defined in claim 1, wherein: connecting rod (8) are installed through the bearing to carousel (4) one end, connecting rod (8) one end is passed through the bearing and is connected with piston rod (7) one end.

3. A long life motor-driven reciprocating pump as defined in claim 1, wherein: the outer side of the piston rod (7) is sleeved with a sealing sleeve (15), and the sealing sleeve (15) is located at one end of the piston tube (3).

4. A long life motor-driven reciprocating pump as defined in claim 1, wherein: and a water outlet pipe (17) is welded at one end of the pipe body (1).

5. A long life motor-driven reciprocating pump as defined in claim 1, wherein: the outer side of the piston block (13) is sleeved with a plurality of sealing rings (14), and the number of the sealing rings (14) is multiple.