CN218207049U - Plunger pump with bubble eliminating structure - Google Patents
Plunger pump with bubble eliminating structure Download PDFInfo
- Publication number
- CN218207049U CN218207049U CN202222686803.XU CN202222686803U CN218207049U CN 218207049 U CN218207049 U CN 218207049U CN 202222686803 U CN202222686803 U CN 202222686803U CN 218207049 U CN218207049 U CN 218207049U
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- control motor
- pump
- upper cover
- pump body
- turn over
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Abstract
The utility model provides a take defoaming structure plunger pump, including the control motor, be connected with control motor power and fix the pump body on the control motor, the business turn over liquid upper cover in pump body upper end is fixed to the closing cap, the control motor is connected with external control electrical power system electricity and is provided reciprocal pump hydrodynamic force for the pump body by its control operation, the ceramic plunger pole of pump body upper end stretches into the drain passage of business turn over liquid upper cover, business turn over liquid upper cover is provided with inlet channel in ceramic plunger pole side, the feed liquor hole designs business turn over liquid upper cover pump head inner chamber on one side, inlet channel feed liquor direction is just to ceramic plunger pole outside and drain passage space, it link up with business turn over liquid upper cover inner chamber edge is tangent, when liquid enters fast, avoid striking ceramic plunger pole, and get into along cavity edge winding, thereby avoid the bubble to produce, the feed liquor design is more reasonable like this, effectively get rid of bubble production factor, make plunger pump suction and exhaust the precision more accurate.
Description
Technical Field
The utility model relates to a plunger pump technical field, in particular to area defoaming structure plunger pump.
Background
The plunger pump works by utilizing the volume change generated by the reciprocating motion of a plunger parallel to a transmission shaft in a plunger hole. Because the plunger piston and the plunger piston hole are all round parts, the high precision matching can be achieved, so the volume efficiency is high, the plunger piston pump is widely applied to a medical analyzer, and the requirement on the suction and discharge repeated precision of the plunger piston pump is high.
Traditional plunger pump head inlet design is at the intermediate position, and the feed liquor direction is just to ceramic rod, can strike ceramic rod when liquid gets into the pump head cavity fast to produce a large amount of bubbles and influence the product and inhale and arrange the precision.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a take defoaming structure plunger pump to prior art's problem, with the feed liquor hole design business turn over liquid upper cover pump head inner chamber on one side, solve current technical problem.
The utility model aims at realizing through the following technical scheme:
the utility model provides a take defoaming structure plunger pump, includes the control motor, is connected and fixes the pump body on the control motor with control motor power, and the business turn over liquid upper cover in pump body upper end is fixed to the closing cap, the control motor is connected with external control electrical power generating system electricity and receives its control operation to provide reciprocal pump hydrodynamics for the pump body, the ceramic plunger pole of pump body upper end stretches into the liquid outlet channel of business turn over liquid upper cover, business turn over liquid upper cover is provided with inlet channel in ceramic plunger pole side, inlet channel inlet direction is just to ceramic plunger pole outside and liquid outlet channel space, inlet channel inlet direction and business turn over liquid upper cover inner chamber edge are tangent to link up.
The pump body comprises a shell, a ceramic plunger rod, a plug rod fixing seat and an upper end sealing element, wherein the lower end of the shell is fixed on the control motor, and the ceramic plunger rod is fixed in the middle of the plug rod fixing seat and extends upwards; the plug rod fixing seat is movably arranged in the shell, the lower end of the plug rod fixing seat is in power connection with the control motor, and the control motor provides axial reciprocating power; the ceramic plunger rod extends out of the central hole of the upper end sealing element and then extends into a liquid outlet channel of the liquid inlet and outlet upper cover; the lower end of the upper end sealing element is fixed at the upper end in the shell, and the upper end of the upper end sealing element is sealed against the upper liquid inlet and outlet cover.
Further, the power output end of the control motor does axial reciprocating motion.
The beneficial effects of the utility model reside in that:
the utility model discloses on one side with the feed liquor hole design business turn over liquid upper cover pump head inner chamber, feed liquor channel feed liquor direction is just to ceramic plunger pole outside and liquid outlet channel space, with business turn over liquid upper cover inner chamber edge tangent link up, when liquid enters into fast, avoids striking ceramic plunger pole, but gets into along cavity edge winding to avoid the bubble to produce, design the feed liquor more reasonable like this, effectively get rid of the bubble production factor, make the plunger pump suction and exhaust the precision more accurate.
Drawings
FIG. 1 is a schematic view of the plunger pump with a bubble eliminating structure of the present invention;
FIG. 2 is a schematic view of the disassembled plunger pump with bubble eliminating structure of the present invention;
fig. 3 is a schematic diagram of the upper cover of the plunger pump with a bubble eliminating structure.
The reference numerals are illustrated below:
the device comprises a control motor 1, a pump body 2, a liquid inlet and outlet upper cover 3, a ceramic plunger rod 201, a shell 202, a plunger rod fixing seat 203, an upper end sealing element 204, a liquid outlet channel 301 and a liquid inlet channel 302.
Detailed Description
Embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
The embodiments of the present disclosure are described below with specific examples, and other advantages and effects of the present disclosure will be readily apparent to those skilled in the art from the disclosure in the specification. It is to be understood that the described embodiments are merely illustrative of some, and not restrictive, of the embodiments of the disclosure. The disclosure may be embodied or carried out in various other specific embodiments, and various modifications and changes may be made in the details within the description without departing from the spirit of the disclosure. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
In order to prevent the bubbles from influencing the suction precision of the plunger pump, the utility model discloses specific content is as follows.
With reference to fig. 1, fig. 2 and fig. 3, an embodiment of the present invention is a plunger pump with a bubble eliminating structure, including a control motor 1, a pump body 2 connected with the power of the control motor 1 and fixed on the control motor 1, a liquid inlet and outlet upper cover 3 fixed on the upper end of the pump body 2 by a sealing cover, the control motor 1 electrically connected with an external control power supply system and controlled by the external control power supply system to provide reciprocating pump liquid power for the pump body 2, a ceramic plunger rod 201 on the upper end of the pump body 2 extends into a liquid outlet channel 301 of the liquid inlet and outlet upper cover 3, the liquid inlet and outlet upper cover 3 is provided with a liquid inlet channel 302 on the side of the ceramic plunger rod 201, which is a basic structure of the plunger pump, the control motor 1 provides axial reciprocating power for the pump body 2, and the ceramic plunger rod 201 on the upper end of the pump body 2 provides pumping power in a reciprocating manner;
importantly, the liquid inlet direction of the liquid inlet channel 302 is over against the space between the outer side of the ceramic plunger rod 201 and the liquid outlet channel 301, and the liquid inlet direction of the liquid inlet channel 302 is tangentially communicated with the edge of the inner cavity of the liquid inlet and outlet upper cover 3;
design like this, when liquid enters into fast, avoid striking ceramic plunger rod 201, but rather get into along cavity edge winding to avoid the bubble to produce, the feed liquor design is more reasonable, effectively gets rid of the bubble production factor, makes plunger pump suction precision more accurate.
More specifically, the pump body 2 includes a housing 202, a ceramic plunger rod 201, a plunger rod fixing seat 203, and an upper end sealing member 204, the lower end of the housing 202 is fixed on the control motor 1, and the ceramic plunger rod 201 is fixed in the middle of the plunger rod fixing seat 203 and extends upward; the plug rod fixing seat 203 is movably arranged in the shell 202, the lower end of the plug rod fixing seat is in power connection with the control motor 1, and the control motor 1 provides axial reciprocating power so as to drive the ceramic plunger rod 201 to axially reciprocate; the ceramic plunger rod 201 extends out of the central hole of the upper end sealing element 204 and then extends into the liquid outlet channel 301 of the liquid inlet and outlet upper cover 3; the lower end of the upper end sealing element 204 is fixed at the upper end inside the shell 202, and the upper end of the upper end sealing element 204 is sealed against the upper liquid inlet and outlet cover 3 to form a closed pumping space.
More specifically, the power output end of the motor 1 is controlled to perform axial reciprocating motion to drive the plug rod fixing seat 203 to perform reciprocating motion, so as to drive the ceramic plunger rod 201 to perform axial reciprocating motion to provide pumping pressure.
The above description is for illustrative purposes only, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. that do not depart from the spirit and scope of the present invention will be within the spirit and scope of the present invention as defined by the appended claims.
Claims (3)
1. The utility model provides a take bubble structure plunger pump disappears, includes the control motor, is connected and fixes the pump body on the control motor with control motor power, and the business turn over liquid upper cover in pump body upper end is fixed to the closing cap, the control motor is connected with external control electrical power generating system electricity and receives its control operation to provide reciprocal pump hydrodynamic force for the pump body, the ceramic plunger pole of pump body upper end stretches into the liquid outlet channel of business turn over liquid upper cover, business turn over liquid upper cover is provided with inlet channel, its characterized in that in ceramic plunger pole side: the liquid inlet direction of the liquid inlet channel is opposite to the space between the outer side of the ceramic plunger rod and the liquid outlet channel, and the liquid inlet direction of the liquid inlet channel is tangentially communicated with the edge of the inner cavity of the liquid inlet and outlet upper cover.
2. The plunger pump with a de-bubbling structure of claim 1, wherein: the pump body comprises a shell, a ceramic plunger rod, a plunger rod fixing seat and an upper end sealing element, wherein the lower end of the shell is fixed on the control motor, and the ceramic plunger rod is fixed in the middle of the plunger rod fixing seat and extends upwards; the plug rod fixing seat is movably arranged in the shell, the lower end of the plug rod fixing seat is in power connection with the control motor, and the control motor provides axial reciprocating power; the ceramic plunger rod extends out of the central hole of the upper end sealing element and then extends into the liquid outlet channel of the liquid inlet and outlet upper cover; the lower end of the upper end sealing element is fixed at the upper end in the shell, and the upper end of the upper end sealing element is sealed against the upper liquid inlet and outlet cover.
3. The plunger pump with a defoaming structure according to claim 1, wherein: the power output end of the control motor makes axial reciprocating motion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222686803.XU CN218207049U (en) | 2022-10-12 | 2022-10-12 | Plunger pump with bubble eliminating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222686803.XU CN218207049U (en) | 2022-10-12 | 2022-10-12 | Plunger pump with bubble eliminating structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218207049U true CN218207049U (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222686803.XU Active CN218207049U (en) | 2022-10-12 | 2022-10-12 | Plunger pump with bubble eliminating structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN218207049U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117212133A (en) * | 2023-09-26 | 2023-12-12 | 深圳市恒永达科技股份有限公司 | Precision plunger pump easy to exhaust bubbles and control method thereof |
-
2022
- 2022-10-12 CN CN202222686803.XU patent/CN218207049U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117212133A (en) * | 2023-09-26 | 2023-12-12 | 深圳市恒永达科技股份有限公司 | Precision plunger pump easy to exhaust bubbles and control method thereof |
| CN117212133B (en) * | 2023-09-26 | 2024-04-19 | 深圳市恒永达科技股份有限公司 | Control method of precision plunger pump easy to exhaust bubbles |
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