CN209908681U - Novel double-ball material pumping pump - Google Patents
Novel double-ball material pumping pump Download PDFInfo
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- CN209908681U CN209908681U CN201920282041.2U CN201920282041U CN209908681U CN 209908681 U CN209908681 U CN 209908681U CN 201920282041 U CN201920282041 U CN 201920282041U CN 209908681 U CN209908681 U CN 209908681U
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Abstract
The utility model relates to a novel double-ball material pumping pump, which comprises a pump cylinder, a connecting pipe, a supporting pipe and a liquid pumping pipe from top to bottom, wherein the bottom of the pump cylinder is connected with a piston rod, a slide valve at the top of the piston rod is arranged inside the pump cylinder, the piston rod passes through the connecting pipe and extends into the liquid pumping pipe, the bottom of the piston rod is provided with a first valve seat, the bottom of the outer pipe of the liquid pumping pipe is connected with a second valve seat, a second steel ball is arranged in a valve port of the second valve seat, the top of the second valve seat is provided with a second retaining ring, and a; the second valve seat side is equipped with the pressure release mouth, and the pressure release mouth outside is equipped with hydraulic pressure check valve. When the flow of the liquid outlet is small, the pressure in the outer pipe of the liquid pumping pipe is high, the hydraulic one-way valve is opened, and a part of liquid is discharged from the pressure relief port, so that the pump body is prevented from being damaged due to the fact that the liquid material is accumulated in the pump body to cause excessive pressure, and the phenomenon that the liquid material is accumulated in the pump body to cause crystallization, scale hanging and blockage of the material is avoided.
Description
Technical Field
The utility model relates to a material pump technical field, concretely relates to novel two balls material pump.
Background
In the process of conveying liquid materials, in order to be suitable for conveying high-molecular viscous materials, plunger pumps are mostly adopted and are driven by motors. In actual production, in order to control the flow possibly required by the production process, an operator sets a flow regulating valve on a material conveying pipeline, the power of a plunger pump cannot be controlled, the feeding flow of the plunger pump is larger than the discharging flow, the plunger pump can be damaged due to overlarge internal pressure, and in addition, the high-molecular viscous material is easy to cause crystallization in a cavity of the plunger pump due to low flow to block a pump body.
Disclosure of Invention
An object of the utility model is to solve above-mentioned problem, provide a novel two ball pump, its material that is applicable to the low velocity of flow is carried, nevertheless does not damage the pump body, can not cause the pump body to block up because of the devitrification.
In order to solve the above problem, the utility model discloses a technical scheme as follows:
a novel double-ball material pumping pump comprises a pump cylinder 1, a connecting pipe 2, a supporting pipe 3 and a liquid pumping pipe 4 from top to bottom, wherein the bottom of the pump cylinder 1 is connected with the connecting pipe 2 through a pipe hoop, the upper part of the liquid pumping pipe 4 is provided with a liquid outlet 5, the bottom of the connecting pipe 2 is connected with the supporting pipe 3, the bottom of the supporting pipe 3 is connected with an inner pipe 41 of the liquid pumping pipe through a first plunger 6, the bottom of an outer pipe 42 of the liquid pumping pipe is provided with a liquid inlet 7, the bottom of the pump cylinder 1 is connected with a piston rod 8, a top sliding valve 81 of the piston rod 8 is arranged inside the pump cylinder 1, the piston rod 8 passes through the connecting pipe 2 and extends into the liquid pumping pipe 4, the bottom of the piston rod 8 is provided with a first valve seat 82, a first steel ball 83 is arranged in a valve port of the first valve seat 82, a sealing ring is arranged outside, a second steel ball 44 is arranged in a valve port of the second valve seat 43, a second retaining ring 45 is arranged at the top of the second valve seat 43, a groove is formed in the inner wall of the outer pipe of the liquid pumping pipe at the position where the second retaining ring 45 is arranged, the second retaining ring 45 is clamped in the groove, and a return spring 46 is arranged between the second retaining ring 45 and the second steel ball 44; the side of the second valve seat 43 is provided with a pressure relief port 47, and the outer side of the pressure relief port 47 is provided with a hydraulic check valve 48.
Compared with the prior art, the utility model discloses favourable effect does:
the piston rod is pressed down at the positive negative pressure of a pump barrel, and the piston rod reciprocates, and the air in the liquid suction pipe is extruded to first disk seat, and the outer tube of liquid suction pipe is under the drive of positive negative pressure, and liquid material backs down the outer tube that the second steel ball was taken in the liquid suction pipe, and when the piston rod moves down, liquid was promoted by extrusion pressure in the outer tube of liquid suction pipe, and liquid backs down first steel ball and passes through first fender ring, rises to the liquid outlet of connecting pipe along the outer tube of liquid suction pipe.
After the second steel ball is jacked open by external liquid, when the piston rod moves downwards, the second steel ball can reset quickly under the resilience force of the reset spring, and the extrusion force is applied to the second steel ball, so that the phenomenon that the liquid inlet is dirty due to crystallization of high polymer materials is avoided, and the second steel ball and the liquid inlet are not closed tightly and are decompressed.
The side part of the second valve seat is provided with a pressure relief opening, when the flow of the liquid outlet is low, the pressure in the outer pipe of the liquid pumping pipe is high, the hydraulic one-way valve is opened, and a part of liquid is discharged from the pressure relief opening, so that the phenomenon that the pump body is damaged due to the fact that the pressure is too high due to the accumulation of liquid materials in the pump body is avoided, and the phenomenon that the materials are crystallized, attached with scales and blocked due to the fact that the liquid materials are accumulated in.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a novel dual-ball pump according to an embodiment;
FIG. 2 is a schematic view of the structure of the liquid inlet and the pressure relief port;
description of reference numerals: the device comprises a pump cylinder-1, a connecting pipe-2, a supporting pipe-3, a liquid pumping pipe-4, an inner pipe-41 of the liquid pumping pipe, an outer pipe-42 of the liquid pumping pipe, a second valve seat-43, a second steel ball-44, a second retaining ring-45, a return spring-46, a pressure relief opening-47, a hydraulic one-way valve-48, a third valve seat-481, a third steel ball-482, a return spring-483, a liquid outlet-5, a first plunger-6, a liquid inlet-7, a sliding valve-81, a piston rod-8, a first valve seat-82, a first steel ball-83 and a first retaining ring-84.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
Referring to the description as shown in figures 1 and 2,
a novel double-ball material pumping pump comprises a pump cylinder 1, a connecting pipe 2, a supporting pipe 3 and a liquid pumping pipe 4 from top to bottom, wherein the bottom of the pump cylinder 1 is connected with the connecting pipe 2 through a pipe hoop, the upper part of the liquid pumping pipe 4 is provided with a liquid outlet 5, the bottom of the connecting pipe 2 is connected with the supporting pipe 3, the bottom of the supporting pipe 3 is connected with an inner pipe 41 of the liquid pumping pipe through a first plunger 6, the bottom of an outer pipe 42 of the liquid pumping pipe is provided with a liquid inlet 7, the bottom of the pump cylinder 1 is connected with a piston rod 8, a top sliding valve 81 of the piston rod 8 is arranged inside the pump cylinder 1, the piston rod 8 passes through the connecting pipe 2 and extends into the liquid pumping pipe 4, the bottom of the piston rod 8 is provided with a first valve seat 82, a first steel ball 83 is arranged in a valve port of the first valve seat 82, a sealing ring is arranged outside the first valve seat, a sealing ring is arranged in a groove at the upper part of the first retaining ring, the bottom of the outer tube 42 of the liquid pumping tube is connected with a second valve seat 43, a second steel ball 44 is arranged in a valve port of the second valve seat 43, a second retaining ring 45 is arranged at the top of the second valve seat 43, a groove is arranged on the inner wall of the outer tube of the liquid pumping tube at the position where the second retaining ring 45 is arranged, the second retaining ring 45 is clamped in the groove, and a reset spring 46 is arranged between the second retaining ring 45 and the second steel ball 44; second valve seat 43 lateral part is equipped with pressure release 47, the pressure release 47 outside is equipped with hydraulic check valve 48, the check valve includes third disk seat 481, third steel ball 482, reset spring 483, the pressure release outside is located to the third steel ball, the outer tube fixed connection of third disk seat and pumping pipe, be equipped with third reset spring between the valve port of third steel ball and third disk seat, when the liquid pressure of inlet play is big, inside liquid pressure pushes the third steel ball open, inside liquid is discharged from the pressure release, when inside liquid pressure drops, third reset spring extrusion third steel ball resets, the third steel ball blocks up the pressure release and seals.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only preferred embodiments of the present invention, and the present invention is not limited by the above preferred embodiments, and various changes and modifications can be made without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the present invention as claimed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. A novel double-ball material pumping pump comprises a pump cylinder (1), a connecting pipe (2), a supporting pipe (3) and a liquid pumping pipe (4) from top to bottom, wherein the bottom of the pump cylinder (1) is connected with the connecting pipe (2) through a pipe hoop, the upper part of the liquid pumping pipe (4) is provided with a liquid outlet (5), the bottom of the connecting pipe (2) is connected with the supporting pipe (3), the bottom of the supporting pipe (3) is connected with an inner pipe (41) of the liquid pumping pipe through a first plunger (6), the bottom of an outer pipe (42) of the liquid pumping pipe is provided with a liquid inlet (7), the bottom of the pump cylinder (1) is connected with a piston rod (8), a top sliding valve (81) of the piston rod (8) is arranged inside the pump cylinder (1), the piston rod (8) passes through the connecting pipe (2) and extends into the liquid pumping pipe (4), the bottom of the piston rod (8) is provided, the sealing ring is connected with the outer pipe of the liquid pumping pipe, and the upper part of the first valve seat is provided with a first baffle ring (84), the sealing ring is characterized in that the bottom of the outer pipe (42) of the liquid pumping pipe is connected with a second valve seat (43), a second steel ball (44) is arranged in a valve port of the second valve seat (43), a second baffle ring (45) is arranged at the top of the second valve seat (43), a groove is arranged on the inner wall of the outer pipe of the liquid pumping pipe at the position where the second baffle ring (45) is arranged, the second baffle ring (45) is clamped in the groove, and a reset spring (46) is arranged between the second baffle ring (45) and; a pressure relief opening (47) is formed in the side portion of the second valve seat (43), and a hydraulic one-way valve (48) is arranged on the outer side of the pressure relief opening (47).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920282041.2U CN209908681U (en) | 2019-03-06 | 2019-03-06 | Novel double-ball material pumping pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920282041.2U CN209908681U (en) | 2019-03-06 | 2019-03-06 | Novel double-ball material pumping pump |
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| Publication Number | Publication Date |
|---|---|
| CN209908681U true CN209908681U (en) | 2020-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920282041.2U Active CN209908681U (en) | 2019-03-06 | 2019-03-06 | Novel double-ball material pumping pump |
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| CN (1) | CN209908681U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115233395A (en) * | 2022-09-20 | 2022-10-25 | 泰兴市永盛氟塑制品有限公司 | Circulated formula impregnating device of special fluorine dragon high temperature cloth processing usefulness |
-
2019
- 2019-03-06 CN CN201920282041.2U patent/CN209908681U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115233395A (en) * | 2022-09-20 | 2022-10-25 | 泰兴市永盛氟塑制品有限公司 | Circulated formula impregnating device of special fluorine dragon high temperature cloth processing usefulness |
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