CN202001239U - Metering type delivery pump device - Google Patents
Metering type delivery pump device Download PDFInfo
- Publication number
- CN202001239U CN202001239U CN2011200898454U CN201120089845U CN202001239U CN 202001239 U CN202001239 U CN 202001239U CN 2011200898454 U CN2011200898454 U CN 2011200898454U CN 201120089845 U CN201120089845 U CN 201120089845U CN 202001239 U CN202001239 U CN 202001239U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- piston
- volume tube
- delivery pump
- pump device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model relates to a delivery pump device, in particular to a metering type delivery pump device, which comprises a volume tube, a screw rod pipe sleeve, a ball screw rod and a pulling mechanism and is characterized in that a group of one-way liquid inlet valve and a one-way liquid outlet valve are respectively arranged on inner walls on the left side and the right side of the volume tube, and the one-way liquid inlet valve and the one-way liquid outlet valve are arranged in a symmetrical mode vertically. A piston is further arranged inside a chamber of the volume tube. The entry end of the piston is connected with the export of a ball screw rod pipe sleeve. The right side end of the screw rod penetrates through the screw rod pipe sleeve, the piston and an inner chamber of the volume tube. The joint between the ball screw rod and the screw rod pipe sleeve is fixed by a screw rod nut, a linear scale is arranged at the bottom of the screw rod nut, and the left side end of the ball screw rod is connected with the pulling mechanism. Compared with the prior art, the delivery pump device utilizes reciprocating frequency of the piston and displacements of the piston as calculation bases, the unit of account of the metering type delivery pump device is a product of the minimum resolution unit of the linear scale and the cross section area of the measured volume of the volume tube, and the delivery pump device has and expands functions of traditional volume tube devices and media metering delivery pump.
Description
Technical field
The utility model relates to a kind of delivery pump device, a kind ofly specifically can be used for simultaneously that liquid medium is quantitatively exported, the stoichiometric equation delivery pump device of liquid medium flow rate calculation.
Background technique
Present existing volume tube feedway, metering delivery pipe and volume tube metering conveying pump device majority are single cover operation, fail to realize level and smooth continuous metering output, and can not quantitatively export, measure the All Media of the volume tube device of flowing through.
Summary of the invention
The utility model provides a kind of stoichiometric equation delivery pump device in order to overcome the deficiencies in the prior art.
To achieve these goals, the utility model has designed a kind of stoichiometric equation delivery pump device, comprise volume tube, the leading screw pipe box, ball screw, tractor, it is characterized in that: the two ends up and down of volume tube are the convex moulding respectively, form liquid outlet and liquid entering hole, be respectively equipped with one group of laterally zygomorphic unidirectional feed liquor valve and unidirectional liquid valve on the inwall of the volume tube left and right sides, also be provided with piston in the chamber of volume tube, the entrance point of piston connects the outlet of ball screw pipe box, and the right-hand end of ball screw runs through the leading screw pipe box, the inner chamber of piston and volume tube, the joint of ball screw and leading screw pipe box adopt feed screw nut to fix, and bottom feed screw nut, being provided with the grating chi, the left-hand end of ball screw connects tractor.
Described tractor adopts belt drive unit to connect the actuating motor composition or adopts linear electric motor.
The utility model is compared with prior art, delivery pump device is a basis with the reciprocal time of piston and the displacement amount of piston, its unit of account is the minimum resolution unit of grating chi and the product of volume tube metered volume cross-section area, and it has both and expanded the function of traditional volume pipe arrangement and medium metering conveying pump.
Description of drawings
Fig. 1 is the structural representation of the utility model stoichiometric equation transfer pump.
Referring to Fig. 1,1 is volume tube; 2 is actuating motor; 4 is the grating chi; 6 is the leading screw pipe box; 7 is liquid valve; 8 penalize for feed liquor; 9 is piston; 10 is liquid outlet; 12 is liquid entering hole; 21 is belt drive unit; 22 is actuating motor; 23 is ball screw; 25 is feed screw nut.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
As shown in Figure 1, the utility model comprises volume tube 1, leading screw pipe box 6, tractor.The two ends up and down of volume tube 1 are the convex moulding respectively, form liquid outlet 10 and liquid entering hole 12, be respectively equipped with one group of laterally zygomorphic unidirectional feed liquor valve 8 and unidirectional liquid valve 7 on the inwall of volume tube 1 left and right sides, also be provided with piston 9 in the chamber of volume tube 1, the entrance point of piston 9 connects the outlet of leading screw pipe box 6, the right-hand end of leading screw 23 runs through leading screw pipe box 6, the inner chamber of piston 9 and volume tube 1, ball screw 23 adopts feed screw nut 25 to fix with the joint of leading screw pipe box 6, and being provided with grating chi 4 in feed screw nut 25 bottoms, the left side of ball screw 23 adopts belt drive unit 21 to connect the tractor that private clothes motors 2 are formed.
Concrete workflow is as follows: actuating motor 2 rotates by driving belt gear 21 driving ball screws 23, ball screw 23 drags piston 9 by feed screw nut 25 and fiber tube cover 6 and moves reciprocatingly in volume tube 1, measured medium enters in the chamber 11 of volume tube 1 by liquid inlet pipe 12 by feed liquor one-way valve 8, measured medium flows out by fluid one-way valve 7 and enters drain pipe 10, after accurately measuring by 4 pairs of piston positions of grating chi, calculate the output quantity of medium.Whole device has adopted the piston 9 in the volume tube 1 to drag ball screw 23 by actuating motor 2 and has driven, and rotatablely moving of actuating motor 2 is converted into the linear reciprocating motion of piston 9 by ball screw 23.
Compare with prior art, delivery pump device is a basis with the reciprocal time of piston and the displacement amount of piston, its unit of account is the minimum resolution unit of grating chi and the product of volume tube metered volume cross-section area, and it has both and expanded the function of traditional volume pipe arrangement and medium metering conveying pump.
Claims (2)
1. stoichiometric equation delivery pump device, comprise volume tube, the leading screw pipe box, ball screw, tractor, it is characterized in that: the two ends up and down of volume tube (1) are the convex moulding respectively, form liquid outlet (10) and liquid entering hole (12), be respectively equipped with one group of laterally zygomorphic unidirectional feed liquor valve (8) and unidirectional liquid valve (7) on the inwall of volume tube (1) left and right sides, also be provided with piston (9) in the chamber of volume tube (1), the entrance point of piston (9) connects the outlet of leading screw pipe box (6), the right-hand end of ball screw (23) runs through leading screw pipe box (6), the inner chamber of piston (9) and volume tube (1), ball screw (23) adopts feed screw nut (25) to fix with the joint of leading screw pipe box (6), and bottom feed screw nut (25), being provided with grating chi (4), the left-hand end of ball screw (23) connects tractor.
2. a kind of stoichiometric equation delivery pump device according to claim 1 is characterized in that: described tractor adopts belt drive unit to connect the actuating motor composition or adopts linear electric motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200898454U CN202001239U (en) | 2011-03-30 | 2011-03-30 | Metering type delivery pump device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200898454U CN202001239U (en) | 2011-03-30 | 2011-03-30 | Metering type delivery pump device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202001239U true CN202001239U (en) | 2011-10-05 |
Family
ID=44703982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200898454U Expired - Fee Related CN202001239U (en) | 2011-03-30 | 2011-03-30 | Metering type delivery pump device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202001239U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105626413A (en) * | 2014-10-27 | 2016-06-01 | 深圳市恒瑞兴自动化设备有限公司 | Reciprocating type liquid charge pump |
| CN105840446A (en) * | 2016-05-18 | 2016-08-10 | 四川理工学院 | High-precision metering pump |
| CN106224198A (en) * | 2016-07-28 | 2016-12-14 | 西安交通大学 | A kind of servomotor directly drives reciprocating high-pressure air compressor |
| CN107339205A (en) * | 2017-08-17 | 2017-11-10 | 深圳华星恒泰泵阀有限公司 | A kind of pump of built-in Vibration induction metering device |
-
2011
- 2011-03-30 CN CN2011200898454U patent/CN202001239U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105626413A (en) * | 2014-10-27 | 2016-06-01 | 深圳市恒瑞兴自动化设备有限公司 | Reciprocating type liquid charge pump |
| CN105626413B (en) * | 2014-10-27 | 2018-07-27 | 深圳市恒瑞兴自动化设备有限公司 | Reciprocating topping-up pump |
| CN105840446A (en) * | 2016-05-18 | 2016-08-10 | 四川理工学院 | High-precision metering pump |
| CN105840446B (en) * | 2016-05-18 | 2018-06-01 | 四川理工学院 | A kind of high-precision measuring pump |
| CN106224198A (en) * | 2016-07-28 | 2016-12-14 | 西安交通大学 | A kind of servomotor directly drives reciprocating high-pressure air compressor |
| CN106224198B (en) * | 2016-07-28 | 2018-04-17 | 西安交通大学 | A kind of servomotor directly drives reciprocating high-pressure air compressor |
| CN107339205A (en) * | 2017-08-17 | 2017-11-10 | 深圳华星恒泰泵阀有限公司 | A kind of pump of built-in Vibration induction metering device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 Termination date: 20160330 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |