CN204553140U - A kind of plunger type metering pump - Google Patents
A kind of plunger type metering pump Download PDFInfo
- Publication number
- CN204553140U CN204553140U CN201520061447.XU CN201520061447U CN204553140U CN 204553140 U CN204553140 U CN 204553140U CN 201520061447 U CN201520061447 U CN 201520061447U CN 204553140 U CN204553140 U CN 204553140U
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- Prior art keywords
- plunger
- bearing
- metering pump
- screw
- push rod
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Abstract
The utility model discloses belong to a kind of of metering pump technical field can the plunger type metering pump of accuracy controlling flow.The motor of this metering pump is connected with union joint, motor connecting base is connected with union joint by bearing plate, union joint and tapered roller bearing, worm screw, bearing backing plate is connected to the pump housing, deep groove ball bearing passes through lock nut, lock washer, worm gear, main shaft, eccentric wheels etc. are connected with bearing cover, adjusting handle is connected with the pump housing by regulator base, and plug cock, by flat key and traction push rod, regulates push rod, oil sealing is connected with oil sealing pressing plate, oil sealing pressing plate passes through plunger lock nut, plunger clamping cap, plunger, filler clamping cap, filler is connected with pump head.Plunger type metering pump of the present utility model, degree of regulation reaches 98%, and can meet the accurate conveying of the large liquid of viscosity, during machine run, noise is little, meets the job requirement under quiet conditional request.
Description
Technical field
The utility model belongs to metering pump technical field, be specifically related to a kind of can the plunger type metering pump of accuracy controlling flow.
Background technique
Metering pump is a kind of displacement pump carrying special liquid, can be divided into plunger, piston type, mechanical diaphragm type and hydraulic diaphragm.Be made up of motor, transmission case, cylinder body etc. three part.Transmission case parts are made up of turbine and worm mechanism, stroke control mechanism and connecting rod, carry out high adjustment stroke, thus the throw of eccentric changing shifting axle reach the object changing plunger stroke by rotating adjusting handle.Motor drives worm screw through coupling and makes main shaft and eccentric crop rotation rotation motion by worm gear reducer, is driven in the slidable adjustment seat of arcuate connecting rod reciprocating by eccentric wheel.When move backward by dead point for plunger, form vacuum gradually in pump chamber, suction valve is opened, and sucks liquid, and when move forward by dead point for plunger, now suction valve closure, expulsion valve is opened, and liquid is discharged to when moving further at plunger.Pressure, quantitative discharge liquid is had continuously back and forth being formed along also working of pump.
At present, plunger type metering pump degree of regulation reaches 90%, still can not meet the requirement of precision, especially can not meet the delivery precision of high viscosity liquid, and in addition, during conveying liquid, the noise of pump is comparatively large, does not meet the requirement of working machines under the working environment that needs peace and quiet.
Model utility content
The utility model for the defect of prior art, propose a kind of can the plunger type metering pump of accuracy controlling flow.
A kind of plunger type metering pump, motor 1 is connected with the first union joint 2, first union joint 2 is connected with elastic buffering pad 3, elastic buffering pad 3 is connected with motor connecting base 4, motor connecting base 4 is connected with the second union joint 7 by bearing plate 6, and the second union joint 7 is connected with tapered roller bearing 8, and the first tapered roller bearing 8 is connected with worm screw 10, worm screw 10 is connected with the second tapered roller bearing 11, and the second tapered roller bearing 11 is connected with the top of the pump housing 65 by bearing backing plate 12, clutch shaft bearing cover plate 14 is connected with the sidepiece of the pump housing 65 by an O type circle 15, the side relative with clutch shaft bearing cover plate 14 is provided with the first deep groove ball bearing 27, first deep groove ball bearing 27 is connected with worm gear 30 with lock washer 29 by lock nut 28, worm gear 30 is connected with main shaft 33, main shaft 33 is connected with eccentric wheel 34, eccentric wheel 34 is connected with the second deep groove ball bearing 35, second deep groove ball bearing 35 is connected with the 3rd deep groove ball bearing 37 by spacer ring 36, and the 3rd deep groove ball bearing 37 is connected with the second bearing cover 40, adjusting handle 17 is connected with regulator base 20, adjusting handle 17 is provided with locking nut 16, regulator base 20 is provided with lock handle 18, regulator base 20 is connected with the sidepiece of the pump housing 65 with the 3rd O type circle 21 by the 3rd tack Philip's head screw 19, regulator base 20 is also connected with adjustment screw mandrel 22, screw mandrel 22 is regulated to regulate push rod 24 to be connected by straight pin 23 and first, first regulates push rod 24 to be connected with plug cock 25, plug cock 25 is connected with traction push rod 42 by the 4th flat key 41, traction push rod 42 regulates push rod 45 to be connected by the 4th O type circle 43 with second, second regulates push rod 45 to be connected with oil sealing pressing plate 47 by oil sealing 46, oil sealing pressing plate 47 is connected with plunger clamping cap 50 by plunger lock nut 49, plunger clamping cap 50 is connected with plunger 51, plunger 51 is connected with filler clamping cap 52, filler clamping cap 52 is connected with pump head 54 by filler 53, the described pump housing 65 is provided with oil ga(u)ge 26.
Described motor connecting base 4 is provided with the first hexagon socket head cap screw 5, is connected with bearing plate 6.
Described first tapered roller bearing 8 is connected with worm screw 10 by the first flat key 9.
Described clutch shaft bearing cover plate 14 is provided with the first tack Philip's head screw 13, connects clutch shaft bearing cover plate 14 and the pump housing 65.
Described worm gear 30 is connected with main shaft 33 with the 3rd flat key 32 by the second flat key 31.
Described 3rd deep groove ball bearing 37 is connected with the second bearing cover 40 with the second tack Philip's head screw 39 by the 2nd O type circle 38.
Described second regulates push rod 45 to be provided with the second hexagon socket head cap screw 44, is connected with the top of the pump housing 65.
Described plunger lock nut 49 is provided with the 3rd tack Philip's head screw 48, is connected with plunger clamping cap 50.
Described pump head 54 is provided with pump head pressing plate 64, and pump head pressing plate 64 is provided with the 3rd hexagon socket head cap screw 63.
The end of described pump head 54 is provided with through hole, following constructional device is symmetrical arranged: adapter clamping cap 55 is connected with adapter cap 56 in through hole, adapter cap 56 is connected with the first Tetrafluoro spacer 57, first Tetrafluoro spacer 57 is connected with check valve body 58, check valve body 58 is connected with the second Tetrafluoro spacer 59, second Tetrafluoro spacer 59 is connected with valve bonnet 60, and valve bonnet 60 is connected with valve ball 61, and valve ball 61 is connected with valve seat 62.
The beneficial effects of the utility model: plunger type metering pump of the present utility model, degree of regulation reaches 98%, and can meet the accurate conveying of the large liquid of viscosity, during machine run, noise is little, meets the job requirement under quiet conditional request.
Accompanying drawing explanation
Fig. 1 is the utility model plunger type metering pump erection drawing;
In figure, 1-motor, 2-first union joint, 3-elastic buffering pad, 4-motor connecting base, 5-first hexagon socket head cap screw, 6-bearing plate, 7-second union joint, 8-tapered roller bearing, 9-first flat key, 10-worm screw, 11-second tapered roller bearing, 12-bearing backing plate, 13-first tack Philip's head screw, 14-clutch shaft bearing cover plate, 15-the one O type circle, 16-locking nut, 17-adjusting handle, 18-lock handle, 19-the 3rd tack Philip's head screw, 20-regulator base, 21-the 3rd O type circle, 22-regulates screw mandrel, 23-straight pin, 24-first regulates push rod, 25-plug cock, 26-oil ga(u)ge, 27-first deep groove ball bearing, 28-lock nut, 29-lock washer, 30-worm gear, 31-second flat key, 32-the 3rd flat key, 33-main shaft, 34-eccentric wheel, 35-second deep groove ball bearing, 36-spacer ring, 37-the 3rd deep groove ball bearing, 38-the 2nd O type circle, 39-second tack Philip's head screw, 40-second bearing cover, 41-the 4th flat key, 42-draws push rod, 43-the 4th O type circle, 44-second hexagon socket head cap screw, 45-second regulates push rod, 46-oil sealing, 47-oil sealing pressing plate, 48-the 3rd tack Philip's head screw, 49-plunger lock nut, 50-plunger clamping cap, 51-plunger, 52-filler clamping cap, 53-filler, 54-pump head, 55-adapter clamping cap, 56-adapter cap, 57-first Tetrafluoro spacer, 58-check valve body, 59-second Tetrafluoro spacer, 60-valve bonnet, 61-valve ball, 62-valve seat, 63-the 3rd hexagon socket head cap screw, 64-pump head pressing plate, the 65-pump housing.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
Embodiment 1
A kind of plunger type metering pump, as shown in Figure 1, motor 1 is connected with the first union joint 2, first union joint 2 is connected with elastic buffering pad 3, and elastic buffering pad 3 is connected with motor connecting base 4, and motor connecting base 4 is connected with the second union joint 7 by bearing plate 6, second union joint 7 is connected with tapered roller bearing 8, first tapered roller bearing 8 is connected with worm screw 10, and worm screw 10 is connected with the second tapered roller bearing 11, and the second tapered roller bearing 11 is connected with the top of the pump housing 65 by bearing backing plate 12, clutch shaft bearing cover plate 14 is connected with the sidepiece of the pump housing 65 by an O type circle 15, the side relative with clutch shaft bearing cover plate 14 is provided with the first deep groove ball bearing 27, first deep groove ball bearing 27 is connected with worm gear 30 with lock washer 29 by lock nut 28, worm gear 30 is connected with main shaft 33, main shaft 33 is connected with eccentric wheel 34, eccentric wheel 34 is connected with the second deep groove ball bearing 35, second deep groove ball bearing 35 is connected with the 3rd deep groove ball bearing 37 by spacer ring 36, and the 3rd deep groove ball bearing 37 is connected with the second bearing cover 40, adjusting handle 17 is connected with regulator base 20, adjusting handle 17 is provided with locking nut 16, regulator base 20 is provided with lock handle 18, regulator base 20 is connected with the sidepiece of the pump housing 65 with the 3rd O type circle 21 by the 3rd tack Philip's head screw 19, regulator base 20 is also connected with adjustment screw mandrel 22, screw mandrel 22 is regulated to regulate push rod 24 to be connected by straight pin 23 and first, first regulates push rod 24 to be connected with plug cock 25, plug cock 25 is connected with traction push rod 42 by the 4th flat key 41, traction push rod 42 regulates push rod 45 to be connected by the 4th O type circle 43 with second, second regulates push rod 45 to be connected with oil sealing pressing plate 47 by oil sealing 46, oil sealing pressing plate 47 is connected with plunger clamping cap 50 by plunger lock nut 49, plunger clamping cap 50 is connected with plunger 51, plunger 51 is connected with filler clamping cap 52, filler clamping cap 52 is connected with pump head 54 by filler 53, the described pump housing 65 is provided with oil ga(u)ge 26.
Described motor connecting base 4 is provided with the first hexagon socket head cap screw 5, is connected with bearing plate 6.Described first tapered roller bearing 8 is connected with worm screw 10 by the first flat key 9.Described clutch shaft bearing cover plate 14 is provided with the first tack Philip's head screw 13, connects clutch shaft bearing cover plate 14 and the pump housing 65.Described worm gear 30 is connected with main shaft 33 with the 3rd flat key 32 by the second flat key 31.Described 3rd deep groove ball bearing 37 is connected with the second bearing cover 40 with the second tack Philip's head screw 39 by the 2nd O type circle 38.Described second regulates push rod 45 to be provided with the second hexagon socket head cap screw 44, is connected with the top of the pump housing 65.Described plunger lock nut 49 is provided with the 3rd tack Philip's head screw 48, is connected with plunger clamping cap 50.
Described pump head 54 is provided with pump head pressing plate 64, and pump head pressing plate 64 is provided with the 3rd hexagon socket head cap screw 63.
The end of described pump head 54 is provided with through hole, following constructional device is symmetrical arranged: adapter clamping cap 55 is connected with adapter cap 56 in through hole, adapter cap 56 is connected with the first Tetrafluoro spacer 57, first Tetrafluoro spacer 57 is connected with check valve body 58, check valve body 58 is connected with the second Tetrafluoro spacer 59, second Tetrafluoro spacer 59 is connected with valve bonnet 60, and valve bonnet 60 is connected with valve ball 61, and valve ball 61 is connected with valve seat 62.
Metering pump working principle of the present utility model is as follows: motor is driven worm screw through coupling and slowed down by turbine and makes main shaft and eccentric wheel do rotation motion, is driven the slidable adjustment seat of arc connecting rod, move reciprocatingly by eccentric wheel.When move backward by dead point for plunger, form vacuum gradually in pump chamber, suction valve is opened, and sucks liquid, and when move forward by dead point for plunger, now, suction valve closure, expulsion valve is opened, and liquid is discharged to when moving further at plunger.Pressure, quantitative discharge liquid is had continuously in the back and forth middle formation of pump.The Flow-rate adjustment of pump is by adjusting handle, drives adjusting screw rod motion, thus changes the spacing between arc connecting rod, changes the size that the shift motion of plunger in pump chamber decides flow, and the scale of adjusting handle determines plunger stroke, and accurate rate is 98%.
Plunger type metering pump of the present utility model, degree of regulation reaches 98%, and can meet the accurate conveying of the large liquid of viscosity, during machine run, noise is little, meets the job requirement under quiet conditional request.
Claims (10)
1. a plunger type metering pump, it is characterized in that, motor (1) is connected with the first union joint (2), first union joint (2) is connected with elastic buffering pad (3), elastic buffering pad (3) is connected with motor connecting base (4), motor connecting base (4) is connected with the second union joint (7) by bearing plate (6), second union joint (7) is connected with the first tapered roller bearing (8), first tapered roller bearing (8) is connected with worm screw (10), worm screw (10) is connected with the second tapered roller bearing (11), second tapered roller bearing (11) is connected by the top of bearing backing plate (12) with the pump housing (65), clutch shaft bearing cover plate (14) is connected with the sidepiece of the pump housing (65) by an O type circle (15), the side relative with clutch shaft bearing cover plate (14) is provided with the first deep groove ball bearing (27), first deep groove ball bearing (27) is connected with worm gear (30) with lock washer (29) by lock nut (28), worm gear (30) is connected with main shaft (33), main shaft (33) is connected with eccentric wheel (34), eccentric wheel (34) is connected with the second deep groove ball bearing (35), second deep groove ball bearing (35) is connected with the 3rd deep groove ball bearing (37) by spacer ring (36), 3rd deep groove ball bearing (37) is connected with the second bearing cover (40), adjusting handle (17) is connected with regulator base (20), adjusting handle (17) is provided with locking nut (16), regulator base (20) is provided with lock handle (18), regulator base (20) is connected with the sidepiece of the pump housing (65) with the 3rd O type circle (21) by the 3rd tack Philip's head screw (19), regulator base (20) is also connected with adjustment screw mandrel (22), screw mandrel (22) is regulated to regulate push rod (24) to be connected by straight pin (23) and first, first regulates push rod (24) to be connected with plug cock (25), plug cock (25) is connected with traction push rod (42) by the 4th flat key (41), traction push rod (42) regulates push rod (45) to be connected by the 4th O type circle (43) and second, second regulates push rod (45) to be connected with oil sealing pressing plate (47) by oil sealing (46), oil sealing pressing plate (47) is connected with plunger clamping cap (50) by plunger lock nut (49), plunger clamping cap (50) is connected with plunger (51), plunger (51) is connected with filler clamping cap (52), filler clamping cap (52) is connected with pump head (54) by filler (53), the described pump housing (65) is provided with oil ga(u)ge (26).
2. a kind of plunger type metering pump according to claim 1, it is characterized in that, described motor connecting base (4) is provided with the first hexagon socket head cap screw (5), is connected with bearing plate (6).
3. a kind of plunger type metering pump according to claim 1, it is characterized in that, described first tapered roller bearing (8) is connected with worm screw (10) by the first flat key (9).
4. a kind of plunger type metering pump according to claim 1, it is characterized in that, described clutch shaft bearing cover plate (14) is provided with the first tack Philip's head screw (13), connects clutch shaft bearing cover plate (14) and the pump housing (65).
5. a kind of plunger type metering pump according to claim 1, it is characterized in that, described worm gear (30) is connected with main shaft (33) with the 3rd flat key (32) by the second flat key (31).
6. a kind of plunger type metering pump according to claim 1, it is characterized in that, described 3rd deep groove ball bearing (37) is connected with the second bearing cover (40) with the second tack Philip's head screw (39) by the 2nd O type circle (38).
7. a kind of plunger type metering pump according to claim 1, is characterized in that, described second regulates push rod (45) to be provided with the second hexagon socket head cap screw (44), is connected with the top of the pump housing (65).
8. a kind of plunger type metering pump according to claim 1, it is characterized in that, described plunger lock nut (49) is provided with the 3rd tack Philip's head screw (48), is connected with plunger clamping cap (50).
9. a kind of plunger type metering pump according to claim 1, it is characterized in that, described pump head (54) is provided with pump head pressing plate (64), and pump head pressing plate (64) is provided with the 3rd hexagon socket head cap screw (63).
10. a kind of plunger type metering pump according to claim 1, it is characterized in that, the end of described pump head (54) is provided with through hole, following constructional device is symmetrical arranged: adapter clamping cap (55) is connected with adapter cap (56) in through hole, adapter cap (56) is connected with the first Tetrafluoro spacer (57), first Tetrafluoro spacer (57) is connected with check valve body (58), check valve body (58) is connected with the second Tetrafluoro spacer (59), second Tetrafluoro spacer (59) is connected with valve bonnet (60), valve bonnet (60) is connected with valve ball (61), valve ball (61) is connected with valve seat (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520061447.XU CN204553140U (en) | 2015-01-29 | 2015-01-29 | A kind of plunger type metering pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520061447.XU CN204553140U (en) | 2015-01-29 | 2015-01-29 | A kind of plunger type metering pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204553140U true CN204553140U (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520061447.XU Expired - Fee Related CN204553140U (en) | 2015-01-29 | 2015-01-29 | A kind of plunger type metering pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204553140U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN105840446A (en) * | 2016-05-18 | 2016-08-10 | 四川理工学院 | High-precision metering pump |
| CN106622742A (en) * | 2016-11-24 | 2017-05-10 | 宁波大叶园林设备股份有限公司 | Atomizing pump of motor drive deflection ball conic plunger piston fluoride injection molding aluminum bronze ring logarithm valve |
| CN107335558A (en) * | 2016-11-24 | 2017-11-10 | 宁波大叶园林设备股份有限公司 | Engine drives the fluorine modeling beryllium-bronze glue film sleeve logarithm valve atomizing pump of inclined roller cone plunger |
-
2015
- 2015-01-29 CN CN201520061447.XU patent/CN204553140U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| CN106622742A (en) * | 2016-11-24 | 2017-05-10 | 宁波大叶园林设备股份有限公司 | Atomizing pump of motor drive deflection ball conic plunger piston fluoride injection molding aluminum bronze ring logarithm valve |
| CN107335558A (en) * | 2016-11-24 | 2017-11-10 | 宁波大叶园林设备股份有限公司 | Engine drives the fluorine modeling beryllium-bronze glue film sleeve logarithm valve atomizing pump of inclined roller cone plunger |
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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: 20150812 Termination date: 20180129 |
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| CF01 | Termination of patent right due to non-payment of annual fee |