CN204186546U - A kind of diaphragm metering pump - Google Patents

A kind of diaphragm metering pump Download PDF

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Publication number
CN204186546U
CN204186546U CN201420539504.6U CN201420539504U CN204186546U CN 204186546 U CN204186546 U CN 204186546U CN 201420539504 U CN201420539504 U CN 201420539504U CN 204186546 U CN204186546 U CN 204186546U
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CN
China
Prior art keywords
valve
phenyl tetrafluoride
tetrafluoride pad
bearing
metering pump
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
Application number
CN201420539504.6U
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Chinese (zh)
Inventor
罗强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BEIJING HAOYUNTONG PUMP & VALVE Co Ltd
Original Assignee
BEIJING HAOYUNTONG PUMP & VALVE Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BEIJING HAOYUNTONG PUMP & VALVE Co Ltd filed Critical BEIJING HAOYUNTONG PUMP & VALVE Co Ltd
Priority to CN201420539504.6U priority Critical patent/CN204186546U/en
Application granted granted Critical
Publication of CN204186546U publication Critical patent/CN204186546U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of diaphragm metering pump that accurately can change flow belonging to metering pump technical field.The worm screw of this metering pump is connected with the pump housing by tapered roller bearing, one end of the pump housing is connected connected by seal ring with pump head, oil sealing pressing plate is connected with reinforcement plate, reinforcement plate is connected with diaphragm, the other end of the pump housing is also provided with bearing worm gear, and be connected with connecting rod, connecting rod is connected with eccentric shaft with eccentric wheel successively, regulator core is connected with regulator base, and the end of regulator base is provided with adjusting handle and regulates lock handle.Diaphragm metering pump of the present utility model arranges eccentric wheel, oil tight skeleton, the parts such as Kong Ka, can effectively prevent liquid from the process flowed into, damaging machine, and can by the size of adjusting handle and handle adjust flux, axle card and regulator core can respond to the flow of fine adjustment, make corresponding adjustment, one-way valve arranges multiple phenyl tetrafluoride pad and ball-valve structure, can the flow of regulates liquid better.

Description

A kind of diaphragm metering pump
Technical field
The utility model belongs to metering pump technical field, is specifically related to a kind of diaphragm metering pump that accurately can change flow.
Background technique
Diaphragm metering pump mainly Reciprocating Metering Pump, the polytype such as single cylinder, twin-tub, three cylinders can be divided into by the cylinder number of pump.The pump of this type can be widely used in oil, chemical industry, weaving, food, papermaking, atomic energy technology, power plant, plastics, pharmacy, water factory, the industry such as environmental protection and the departments of science and technology, being used for accurate quantification in pressurization or normal pressure container and pipeline carries not solids-laden fluid, from step-less adjustment within the scope of 0-100% when its flow can be started shooting (or determining machine), simplex pump is applicable to the occasion of single liquid, twin cylinder pump can be made dosing pump and use, also can in parallelly use, triplex pump can be used as three dosing pumps and uses, also can three cylinders in parallel, to reach comparatively huge discharge, increase the pulse frequency of liquid, impel that liquid is smooth and easy continuously to add.
Although the flow of existing diaphragm metering pump energy regulates liquid, the precision regulated is not high, and the chemical industry high in required precision can not well be applied.
Model utility content
The utility model, for the defect of prior art, proposes a kind of diaphragm metering pump that accurately can change flow.
A kind of diaphragm metering pump, worm set 2 is connected with worm screw 3, motor 1 is connected with the pump housing 5 with tapered roller bearing 4 by worm screw 3, the described pump housing 5 is provided with oiling cup 6, one end of the described pump housing 5 is connected 8 by the first seal ring 7 and is connected with pump head, the first composite bearing 9 is provided with in pump head connection 8, first composite bearing 9 is connected with oil sealing pressing plate 11 by outside framework oil seal 10, oil sealing pressing plate 11 is connected with reinforcement plate 12, reinforcement plate 12 is connected with diaphragm 13, diaphragm 13 is connected with pump head 14, pump head 14 is provided with one-way valve 15, one-way valve 15 is provided with adapter cap 16, the other end of the described pump housing 5 is also provided with clutch shaft bearing 17, clutch shaft bearing 17 is connected with worm gear 18, worm gear 18 is connected with connecting rod 20 by worm gear pin 19, connecting rod 20 is connected with the second bearing 21, second bearing 21 is connected with eccentric wheel 22, eccentric wheel 22 is connected with eccentric shaft 24 by eccentric wheel pin 23, the end of eccentric shaft 24 is provided with hole card 25 and is connected with the 3rd bearing 26, 3rd bearing 26 is connected with regulator core 28 by axle card 27, regulator core 28 is connected with regulator base 29, the end of regulator base 29 is provided with adjusting handle 30 and regulates lock handle 31.
Hexagon socket head cap screw 32 is provided with in described pump head connection 8.
Described worm set 2 is connected with worm screw 3 and is provided with resilient key 33.
Described regulator base 29 is provided with the second seal ring 34.
Described connecting rod 20 is provided with linkage connector 35, and linkage connector 35 is connected with connecting rod 20 with connecting rod pin 37 by the second composite bearing 36.
Described adjusting handle 30 is provided with tack Philip's head screw 38.
Described pump head 14 is provided with outer-hexagonal screw 39.
Described one-way valve 15 is stainless steel one-way valve, comprises valve and lower valve;
The structure of described upper valve is: upper valve body 40 bottom is provided with the first phenyl tetrafluoride pad 41, first phenyl tetrafluoride pad 41 bottom is provided with the first valve gap 42, first valve gap 42 bottom is provided with the first ball valve 43, the bottom of the first ball valve 43 is provided with the second phenyl tetrafluoride pad 44, second phenyl tetrafluoride pad 44 bottom is provided with the first valve seat 45, first valve seat 45 bottom and is provided with the second valve gap 46, second valve gap 46 bottom and is provided with the second ball valve 47, second ball valve 47 bottom is provided with the 3rd phenyl tetrafluoride pad the 48, three phenyl tetrafluoride pad 48 bottom and is provided with the second valve seat 49;
The structure of described lower valve is: the 3rd valve gap 50 bottom is provided with the 3rd ball valve 51,3rd ball valve 51 bottom is provided with the 4th phenyl tetrafluoride pad 52,4th phenyl tetrafluoride pad 52 bottom is provided with the 3rd valve seat 53,3rd valve seat 53 bottom the 4th valve gap 54,4th valve gap 54 bottom is provided with the 4th ball valve the 55, four ball valve 55 bottom and is provided with the 5th phenyl tetrafluoride pad the 56, five phenyl tetrafluoride pad 56 bottom and is provided with the 4th valve seat 57,4th valve seat 57 bottom is provided with the 6th phenyl tetrafluoride pad the 58, six phenyl tetrafluoride pad 58 bottom and is provided with lower valve body 59.
The beneficial effects of the utility model: diaphragm metering pump of the present utility model arranges eccentric wheel, oil tight skeleton, the parts such as Kong Ka, can effectively prevent liquid from the process flowed into, damaging machine, and can by the size of adjusting handle and handle adjust flux, axle card and regulator core can respond to the flow of fine adjustment, make corresponding adjustment.This pump can be widely used in industry and the departments of science and technology such as oil, chemical industry, weaving, food, papermaking, atomic energy technology, power plant, plastics, pharmacy, water factory, environmental protection, being used for accurate quantification in pressurization or normal pressure container and pipeline carries not solids-laden fluid, from step-less adjustment within the scope of 0-100% when its flow can be started shooting (or determining machine).This type pump can delivery temperature-30 DEG C-80 DEG C, and viscosity is 0.3-1000mm 2/ s is not containing corrosivity or the non-corrosive liquid medium such as solid particle, and one-way valve arranges multiple phenyl tetrafluoride pad and ball-valve structure, can the flow of regulates liquid better.
Accompanying drawing explanation
Fig. 1 is the utility model diaphragm metering pump assembling schematic diagram;
Fig. 2 is the upper valve arrangement schematic diagram of one-way valve;
Fig. 3 is the lower valve arrangement schematic diagram of one-way valve;
In figure, 1-motor, 2-worm set, 3-worm screw, 4-tapered roller bearing, the 5-pump housing, 6-oiling cup, 7-first seal ring, 8-pump head connects, 9-first composite bearing, 10-outside framework oil seal, 11-oil sealing pressing plate, 12-reinforcement plate, 13-diaphragm, 14-pump head, 15-one-way valve, 16-adapter cap, 17-clutch shaft bearing, 18-worm gear, 19-worm gear pin, 20-connecting rod, 21-second bearing, 22-eccentric wheel, 23-eccentric wheel pin, 24-eccentric shaft, 25-hole card, 26-the 3rd bearing, 27-axle card, 28-regulator core, 29-regulator base, 30-adjusting handle, 31-regulates lock handle, 32-hexagon socket head cap screw, 33-resilient key, 34-second seal ring, 35-linkage connector, 36-second composite bearing, 37-connecting rod pin, 38-tack Philip's head screw, 39-outer-hexagonal screw, the upper valve body of 40-, 41-first phenyl tetrafluoride pad, 42-first valve gap, 43-first ball valve, 44-second phenyl tetrafluoride pad, 45.First valve seat, 46-second valve gap, 47-second ball valve, 48-the 3rd phenyl tetrafluoride pad, 49-second valve seat, 50-the 3rd valve gap, 51-the 3rd ball valve, 52-the 4th phenyl tetrafluoride pad, 53-the 3rd valve seat, 54-the 4th valve gap, 55-the 4th ball valve, 56-the 5th phenyl tetrafluoride pad, 57-the 4th valve seat, 58-the 6th phenyl tetrafluoride pad, valve body under 59-.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
Embodiment 1
A kind of diaphragm metering pump, as shown in Figure 1, worm set 2 is connected with worm screw 3, motor 1 is connected with the pump housing 5 with tapered roller bearing 4 by worm screw 3, the described pump housing 5 is provided with oiling cup 6, one end of the described pump housing 5 is connected 8 by the first seal ring 7 and is connected with pump head, the first composite bearing 9 is provided with in pump head connection 8, first composite bearing 9 is connected with oil sealing pressing plate 11 by outside framework oil seal 10, oil sealing pressing plate 11 is connected with reinforcement plate 12, reinforcement plate 12 is connected with diaphragm 13, diaphragm 13 is connected with pump head 14, pump head 14 is provided with one-way valve 15, one-way valve 15 is provided with adapter cap 16, the other end of the described pump housing 5 is also provided with clutch shaft bearing 17, clutch shaft bearing 17 is connected with worm gear 18, worm gear 18 is connected with connecting rod 20 by worm gear pin 19, connecting rod 20 is connected with the second bearing 21, second bearing 21 is connected with eccentric wheel 22, eccentric wheel 22 is connected with eccentric shaft 24 by eccentric wheel pin 23, the end of eccentric shaft 24 is provided with hole card 25 and is connected with the 3rd bearing 26, 3rd bearing 26 is connected with regulator core 28 by axle card 27, regulator core 28 is connected with regulator base 29, the end of regulator base 29 is provided with adjusting handle 30 and regulates lock handle 31.Carrying out adjustment tappet motion by rotating adjusting handle, changing diaphragm distance of stretch out and draw back from face and reaching the object changing flow.
Hexagon socket head cap screw 32 is provided with in described pump head connection 8.
Described worm set 2 is connected with worm screw 3 and is provided with resilient key 33.
Described regulator base 29 is provided with the second seal ring 34.
Described connecting rod 20 is provided with linkage connector 35, and linkage connector 35 is connected with connecting rod 20 with connecting rod pin 37 by the second composite bearing 36.
Described adjusting handle 30 is provided with tack Philip's head screw 38.
Described pump head 14 is provided with outer-hexagonal screw 39.
As Figure 2-3, described one-way valve 15 is stainless steel one-way valve, comprises valve and lower valve;
The structure of described upper valve is: upper valve body 40 bottom is provided with the first phenyl tetrafluoride pad 41, first phenyl tetrafluoride pad 41 bottom is provided with the first valve gap 42, first valve gap 42 bottom is provided with the first ball valve 43, the bottom of the first ball valve 43 is provided with the second phenyl tetrafluoride pad 44, second phenyl tetrafluoride pad 44 bottom is provided with the first valve seat 45, first valve seat 45 bottom and is provided with the second valve gap 46, second valve gap 46 bottom and is provided with the second ball valve 47, second ball valve 47 bottom is provided with the 3rd phenyl tetrafluoride pad the 48, three phenyl tetrafluoride pad 48 bottom and is provided with the second valve seat 49;
The structure of described lower valve is: the 3rd valve gap 50 bottom is provided with the 3rd ball valve 51,3rd ball valve 51 bottom is provided with the 4th phenyl tetrafluoride pad 52,4th phenyl tetrafluoride pad 52 bottom is provided with the 3rd valve seat 53,3rd valve seat 53 bottom the 4th valve gap 54,4th valve gap 54 bottom is provided with the 4th ball valve the 55, four ball valve 55 bottom and is provided with the 5th phenyl tetrafluoride pad the 56, five phenyl tetrafluoride pad 56 bottom and is provided with the 4th valve seat 57,4th valve seat 57 bottom is provided with the 6th phenyl tetrafluoride pad the 58, six phenyl tetrafluoride pad 58 bottom and is provided with lower valve body 59.
The using method of above-mentioned diaphragm metering pump:
Carry out checking and preparatory work before pump running, check whether the bolt of each joint is tightened, and it is straight and even whether under-chassis adjusts, and nut mustn't have loosening phenomenon; Should clean the anti-corrosive grease on each movement parts working surface before new pump first time uses, metal tools shovel not allowable is scraped; In rotating box, environmentally the temperature of temperature and fed sheet of a media adds 220# worm and worm wheel oil or 50# gear oil to oil ga(u)ge; Make to move back and forth before and after diaphragm for several times, must not have any jam phenomenon, feel is smooth and easy; Check whether adjusting handle is in zero-bit, otherwise should high to zero (in this way adjusting quantity meter more will school zero, answer adjusting quantity meter in transportation process can shadow play span drift); Check whether motor circuit is connected on corresponding net electricity, (mode of connection, voltage should by calibration request in motor famous brand) also makes pump rotate by the sense of rotation of regulation.
Must check before starting electrical machinery whether the valve on turnover pipeline is opened, only ability actuating motor in the straightway situation of turnover pipeline; Should allow its no-load running number minute after startup, without under topic before abnormal, then come into operation as required; According to the needs of technological process, the flow calibration and curve and actual conditions retrial calibrational capacity curve that provide are provided, draw corresponding stroke percentage value, loosen lock nut, adjusting handle is forwarded to assigned scale in the quality certification; When rotating adjusting handle, should must not note too fast and too quickly, should regulate according to from small flow toward large discharge direction, if from during greatly to minor adjustment, handwheel need should be threaded through several lattice, then rotate to scale to large discharge direction.Adjustment disk must be locked after adjustment, with anti-loosening; The stroke adjustment of pump also can be carried out in parking or running, and after stroke adjustment, the flow of pump approximately needs 1-2 minute ability to stablize, and greatly, the time needed for stability of flow is also longer in running length change; Check that the temperature of regulator and other kinematic pair must not more than 65 DEG C; After start, operation should be steady, must not have extraordinary noise; Otherwise, answer parking checking reason, and after eliminating the root producing noise, then put into effect.
Shut down the not used time, cut off the electricity supply, stop motor rotation; Close inlet pipeline valve; But must open before start.

Claims (8)

1. a diaphragm metering pump, it is characterized in that, worm set (2) is connected with worm screw (3), motor (1) is connected with the pump housing (5) with tapered roller bearing (4) by worm screw (3), the described pump housing (5) is provided with oiling cup (6), one end of the described pump housing (5) is connected (8) by the first seal ring (7) and is connected with pump head, the first composite bearing (9) is provided with in pump head connection (8), first composite bearing (9) is connected with oil sealing pressing plate (11) by outside framework oil seal (10), oil sealing pressing plate (11) is connected with reinforcement plate (12), reinforcement plate (12) is connected with diaphragm (13), diaphragm (13) is connected with pump head (14), pump head (14) is provided with one-way valve (15), one-way valve (15) is provided with adapter cap (16), the other end of the described pump housing (5) is also provided with clutch shaft bearing (17), clutch shaft bearing (17) is connected with worm gear (18), worm gear (18) is connected with connecting rod (20) by worm gear pin (19), connecting rod (20) is connected with the second bearing (21), second bearing (21) is connected with eccentric wheel (22), eccentric wheel (22) is connected with eccentric shaft (24) by eccentric wheel pin (23), the end of eccentric shaft (24) is provided with hole card (25) and is connected with the 3rd bearing (26), 3rd bearing (26) is connected with regulator core (28) by axle card (27), regulator core (28) is connected with regulator base (29), the end of regulator base (29) is provided with adjusting handle (30) and regulates lock handle (31).
2. a kind of diaphragm metering pump according to claim 1, is characterized in that, described pump head connects in (8) and is provided with hexagon socket head cap screw (32).
3. a kind of diaphragm metering pump according to claim 1, is characterized in that, described worm set (2) is connected with worm screw (3) and is provided with resilient key (33).
4. a kind of diaphragm metering pump according to claim 1, it is characterized in that, described regulator base (29) is provided with the second seal ring (34).
5. a kind of diaphragm metering pump according to claim 1, it is characterized in that, described connecting rod (20) is provided with linkage connector (35), and linkage connector (35) is connected with connecting rod (20) with connecting rod pin (37) by the second composite bearing (36).
6. a kind of diaphragm metering pump according to claim 1, it is characterized in that, described adjusting handle (30) is provided with tack Philip's head screw (38).
7. a kind of diaphragm metering pump according to claim 1, it is characterized in that, described pump head (14) is provided with outer-hexagonal screw (39).
8. a kind of diaphragm metering pump according to claim 1, it is characterized in that, described one-way valve (15) is stainless steel one-way valve, comprises valve and lower valve;
The structure of described upper valve is: upper valve body (40) bottom is provided with the first phenyl tetrafluoride pad (41), first phenyl tetrafluoride pad (41) bottom is provided with the first valve gap (42), first valve gap (42) bottom is provided with the first ball valve (43), the bottom of the first ball valve (43) is provided with the second phenyl tetrafluoride pad (44), second phenyl tetrafluoride pad (44) bottom is provided with the first valve seat (45), first valve seat (45) bottom is provided with the second valve gap (46), second valve gap (46) bottom is provided with the second ball valve (47), second ball valve (47) bottom is provided with the 3rd phenyl tetrafluoride pad (48), 3rd phenyl tetrafluoride pad (48) bottom is provided with the second valve seat (49),
The structure of described lower valve is: the 3rd valve gap (50) bottom is provided with the 3rd ball valve (51), 3rd ball valve (51) bottom is provided with the 4th phenyl tetrafluoride pad (52), 4th phenyl tetrafluoride pad (52) bottom is provided with the 3rd valve seat (53), 3rd valve seat (53) bottom the 4th valve gap (54), 4th valve gap (54) bottom is provided with the 4th ball valve (55), 4th ball valve (55) bottom is provided with the 5th phenyl tetrafluoride pad (56), 5th phenyl tetrafluoride pad (56) bottom is provided with the 4th valve seat (57), 4th valve seat (57) bottom is provided with the 6th phenyl tetrafluoride pad (58), 6th phenyl tetrafluoride pad (58) bottom is provided with lower valve body (59).
CN201420539504.6U 2014-09-19 2014-09-19 A kind of diaphragm metering pump Expired - Fee Related CN204186546U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420539504.6U CN204186546U (en) 2014-09-19 2014-09-19 A kind of diaphragm metering pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420539504.6U CN204186546U (en) 2014-09-19 2014-09-19 A kind of diaphragm metering pump

Publications (1)

Publication Number Publication Date
CN204186546U true CN204186546U (en) 2015-03-04

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105298783A (en) * 2015-10-13 2016-02-03 芜湖环球汽车配件有限公司 Metering pump
CN105443339A (en) * 2015-11-27 2016-03-30 苏州巧泰精密机械有限公司 Reciprocating driving resetting device of metering pump
CN106150961A (en) * 2016-08-19 2016-11-23 桂林福冈新材料有限公司 A kind of energy-saving type dosing pump
CN106224194A (en) * 2016-08-19 2016-12-14 桂林福冈新材料有限公司 A kind of diaphragm metering pump

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105298783A (en) * 2015-10-13 2016-02-03 芜湖环球汽车配件有限公司 Metering pump
CN105443339A (en) * 2015-11-27 2016-03-30 苏州巧泰精密机械有限公司 Reciprocating driving resetting device of metering pump
CN106150961A (en) * 2016-08-19 2016-11-23 桂林福冈新材料有限公司 A kind of energy-saving type dosing pump
CN106224194A (en) * 2016-08-19 2016-12-14 桂林福冈新材料有限公司 A kind of diaphragm metering pump

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150304

Termination date: 20170919