CN207583623U - A kind of packaging machinery sealing elastomer Quimby pump - Google Patents
A kind of packaging machinery sealing elastomer Quimby pump Download PDFInfo
- Publication number
- CN207583623U CN207583623U CN201721788511.XU CN201721788511U CN207583623U CN 207583623 U CN207583623 U CN 207583623U CN 201721788511 U CN201721788511 U CN 201721788511U CN 207583623 U CN207583623 U CN 207583623U
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- circular arc
- cycloid
- helical blade
- oil inlet
- transmission shaft
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- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
The utility model discloses a kind of packaging machinery sealing elastomer Quimby pumps, including casing, sealing device, block, stationary ring, positioning pin, oil inlet elongated slot and oil inlet screw thread, the casing internal is provided with machine driving chamber and liquid conveyor chamber, the first transmission shaft and second driving shaft one end that machine driving chamber is internally provided with are extended in liquid conveyor chamber, first transmission shaft and second driving shaft one end are respectively arranged with helical blade, the helical blade on helical blade and second driving shaft on first transmission shaft mutually agrees with, sealing device is respectively arranged in the middle part of first transmission shaft and second driving shaft, inlet and liquid outlet are provided on the side wall of liquid conveyor chamber；The utility model is simple in structure, easy to use, and sealing and high lubricating effect can be widely popularized and be applied.
Description
【Technical field】
The utility model is related to the technical fields of the technical field of screw pump, particularly screw rod pump mechanical sealing.
【Background technology】
At present, Quimby pump the mechanical seal that operating condition carries out there are it is many problem of.In seal process, sealing
The lubrication portion of transmission case often with the part for having impurity is separated and comes by effect, and sealing effect is bad to cause impurity
It can enter in fluid, lubricating component accelerated wear test occurs；Secondly, lubrication portion in the process of running, usually can be because of abrasion
And particle is generated, and if lubricating oil does not flow, it will cause being lubricated again to lubrication portion containing more polymictic oil,
The rate of wear can equally be accelerated；These all seriously affect the effect of mechanical seal, accelerate the rate of wear of equipment, shorten equipment
Service life, for this reason, it is necessary to be improved design to mechanical seal；In current Quimby pump rotation process, also there are spiral shells
Vane piece Profile Design is unreasonable, and abrasion is very fast so that Quimby pump service life is short.
【Utility model content】
The purpose of this utility model is exactly to solve the problems of the prior art, proposes that a kind of packaging machinery sealing elastomer is double
Screw pump can separate impurity very well, reduce abrasion, and lubricating oil flowing reduces the situation that lubricating oil Impurity Distribution is concentrated,
Optimize helical blade molded line, add wearing layer on helical blade, extend the service life of Quimby pump.
To achieve the above object, the utility model proposes a kind of packaging machinery sealing elastomer Quimby pump, including machine
Shell, sealing device, block, stationary ring, positioning pin, oil inlet elongated slot and oil inlet screw thread, the casing internal are provided with machine driving chamber
The first transmission shaft and second driving shaft one end being internally provided with liquid conveyor chamber, machine driving chamber extend to liquid conveyor chamber
Interior, the first transmission shaft and second driving shaft one end are respectively arranged with the first helical blade and the second helical blade, the first transmission shaft
On the first helical blade mutually agree with the second helical blade on second driving shaft, in the first transmission shaft and second driving shaft
Portion is respectively arranged with sealing device, and inlet and liquid outlet are provided on the side wall of liquid conveyor chamber；
Set fluted on the rotating seat of the sealing device, the front end of rotating seat is provided with Yan Shengtao, prolongs raw put on and sets
Several fuel feed holes are equipped with, prolongs raw set front end and is provided with chuck rank；Rotating ring is provided on the rotating seat, the card of rotating ring lacks and groove
Between be provided with anti-rotation pin, dust-proof screw thread is provided on the external cylindrical surface of rotating seat, the gear of block, which lacks, blocks stationary seat, stationary ring
Drag ring is provided between the side that the short slot and gear of seat lack；Described prolong is provided with stationary ring, stationary ring and stationary ring on the outside of raw set
By positioning pin connection between seat, several oil inlet elongated slots are provided on the inside of stationary ring, the height of oil inlet elongated slot is more than the height of chuck rank
Degree；Be provided with oil inlet screw thread on first transmission shaft and second driving shaft, prolong between raw set inside and oil inlet screw thread there are
Gap.
Preferably, the molded line of first helical blade by cycloid AB, cycloid BC, circular arc C D, circular arc DE, circular arc EF,
Circular arc FG and circular arc HA compositions, the molded line of second helical blade is by cycloid A ' B ', cycloid B ' C ', circular arc C ' D ', circular arc D '
E ', circular arc E ' F ', circular arc F ' G ' and circular arc H ' A ' compositions, cycloid AB and circular arc E ' F ' conjugation, cycloid BC and circular arc D ' E ' conjugation,
Tangent arcs of the circular arc C D for cycloid BC and circular arc DE, arc length 1.5-3.5mm, circular arc DE and cycloid B ' C ' conjugation, circular arc EF
With cycloid A ' B ' conjugation, circular arc FG and circular arc H ' A ' conjugation, circular arc HA and circular arc F ' G ' conjugation, circular arc C ' D ' for cycloid B ' C ' with
The tangent arc of circular arc C ' D ', arc length 1.5-3.5mm.
Preferably, it is both provided between first helical blade and the second helical blade and liquid conveying chamber inner sidewall
Wearing layer.
Preferably, it is provided with rubber layer on the outside of first helical blade and the second helical blade.
Preferably, the hand of spiral of the dust-proof screw thread is opposite with the transmission rotational axis direction inside rotating seat；It is described
The hand of spiral of oil inlet screw thread is identical with the transmission rotational axis direction inside rotating seat.
The beneficial effects of the utility model：The utility model is by being provided with dust-proof spiral shell on the external cylindrical surface by rotating seat
Line, the gear of block, which lacks, blocks stationary seat, is provided with drag ring between the short slot of stationary seat and the scarce side of gear, drag ring begins
Whole and dust-proof thread contact, when rotating seat rotates, dust-proof screw thread will go into the impurity of dust-proof screw thread and drag ring contact site
Rotation returns to liquid conveyor chamber；When transmission shaft inside rotating seat rotates, the fluid inside oil pocket is entered by oil inlet screw thread
To at the gap for prolonging raw set and transmission shaft, then entered inside oil inlet elongated slot by fuel feed hole, to rotating ring and stationary ring contact site
Divide and be lubricated, finally flow back into oil pocket by the gap of oil inlet elongated slot end and chuck rank again, so as to prevent lubricating oil office
Portion's impurity content is excessively high；First helical blade and the second helical blade are designed using optimized model line so that sealing effect is good, wear-resisting
Property is good, and service life is long；The utility model is simple in structure, easy to use, and sealing and high lubricating effect can be widely popularized
And application.
The feature and advantage of the utility model will be described in detail by embodiment combination attached drawing.
【Description of the drawings】
Fig. 1 is a kind of main view diagrammatic cross-section of packaging machinery sealing elastomer Quimby pump of the utility model；
Fig. 2 is a kind of main view section partial schematic diagram of packaging machinery sealing elastomer Quimby pump of the utility model；
Fig. 3 is the utility model a kind of the first helical blade and the second spiral of packaging machinery sealing elastomer Quimby pump
The section molded line schematic diagram of blade.
In figure：1- casings, 2- machine drivings chamber, 3- liquid conveyor chamber, the first transmission shafts of 4-, 5- second driving shafts, 6-
One helical blade, the second helical blades of 62-, 7- wearing layers, 8- sealing devices, 9- inlets, 10- liquid outlets, 11- rotating seats,
12- grooves, 13- prolong that raw set, 14- fuel feed holes, 15- chuck rank, 16- rotating rings, 17- cards be scarce, 18- anti-rotation pins, the dust-proof spiral shells of 19-
Line, 20- blocks, 21- gear lack, 22- stationary seats, 23- short slots, 24- drag rings, 25- stationary rings, 26- positioning pins, 27- oil inlets elongated slot,
28- oil inlets screw thread, 29- cycloid AB, 30- cycloid BC, 31- circular arc C D, 32- circular arc DE, 33- circular arc EF, 34- circular arcs FG, 35- circle
Arc HA, 36- cycloid A ' B ', 37- cycloid B ' C ', 38- circular arc Cs ' D ', 39- circular arc D ' E ', 40- circular arc E ' F ', 41- circular arc F ' G ',
42- circular arc H ' A '.
【Specific embodiment】
Refering to Fig. 1-Fig. 3, a kind of packaging machinery sealing elastomer Quimby pump of the utility model, including casing 1, sealing dress
8, block 20, stationary ring 25, positioning pin 26, oil inlet elongated slot 27 and oil inlet screw thread 28 are put, the casing 1 is internally provided with machine driving
Chamber 2 and liquid conveyor chamber 3, the first transmission shaft 4 and 5 one end of second driving shaft that machine driving chamber 2 is internally provided with extend to liquid
In body conveyor chamber 3, the first transmission shaft 4 and 5 one end of second driving shaft are respectively arranged with the first helical blade 6 and the second helical blade
62, the first helical blade 6 on the first transmission shaft 4 mutually agrees with the second helical blade 62 on second driving shaft 5, and first passes
Moving axis 4 and 5 middle part of second driving shaft are respectively arranged with sealing device 8, and 9 He of inlet is provided on the side wall of liquid conveyor chamber 3
Liquid outlet 10；Fluted 12 are set on the rotating seat 11 of the sealing device 8, the front end of rotating seat 11, which is provided with, prolongs raw set 13,
Prolong and be provided with several fuel feed holes 14 on raw set 13, prolong 13 front ends of raw set and be provided with chuck rank 15；It is provided on the rotating seat 11
Rotating ring 16, the card of rotating ring 16 lack and anti-rotation pin 18 are provided between 17 and groove 12, be provided on the external cylindrical surface of rotating seat 11
Dust-proof screw thread 19, the gear of block 20 lacks 21 and blocks stationary seat 22, between the short slot 23 of stationary seat 22 and a side of gear scarce 21
It is provided with drag ring 24；Described prolong is provided with stationary ring 25 on the outside of raw set 13, passes through positioning pin 26 between stationary ring 25 and stationary seat 22
Connection, 25 inside of stationary ring are provided with several oil inlet elongated slots 27, and the height of oil inlet elongated slot 27 is more than the height of chuck rank 15；Described
Be provided with oil inlet screw thread 28 on one transmission shaft 4 and second driving shaft 5, prolong between raw 13 inside of set and oil inlet screw thread 28 there are
Gap；The molded line of first helical blade 6 is by cycloid AB29, cycloid BC30, circular arc C D31, circular arc DE32, circular arc EF33, circular arc
FG34 and circular arc HA35 compositions, the molded line of second helical blade 62 is by cycloid A ' B ' 36, cycloid B ' C ' 37, circular arc C ' D '
38th, circular arc D ' E ' 39, circular arc E ' F ' 40, circular arc F ' G ' 41 and circular arc H ' A ' 42 are formed, and cycloid AB29 and circular arc E ' F ' 40 are conjugated,
Cycloid BC30 and circular arc D ' E ' 39 are conjugated, tangent arcs of the circular arc C D31 for cycloid BC30 and circular arc DE32, arc length 1.5-
3.5mm, circular arc DE32 and cycloid B ' C ' 37 are conjugated, and circular arc EF33 and cycloid A ' B ' 36 are conjugated, circular arc FG34 and circular arc H ' A ' 42
Conjugation, circular arc HA35 and circular arc F ' G ' 41 are conjugated, tangent arcs of the circular arc C ' D ' 38 for cycloid B ' C ' 37 and circular arc C ' D ' 38, arc
A length of 1.5-3.5mm；Wearing layer 7 is provided between 3 madial wall of the helical blade 6 and liquid conveyor chamber；First spiral
6 and second helical blade of blade, 62 outside is provided with rubber layer；Inside the hand of spiral of the dust-proof screw thread 19 and rotating seat 11
Transmission rotational axis direction it is opposite；The hand of spiral of the oil inlet screw thread 28 and the transmission rotational axis direction phase inside rotating seat 11
Together.
Utility model works process：
A kind of packaging machinery sealing elastomer Quimby pump of the utility model during the work time, by inlet 9 and feed liquor
Pipeline is connected, and liquid outlet 10 is connected with outlet pipe, starts the pump housing, and machine driving chamber 2 is so that the first transmission shaft 4 and second
Transmission shaft 5 rotates, and liquid is transported to out liquid by the first helical blade 6 and 62 engagement rotation of the second helical blade by inlet 9
Mouth 10 is discharged, and in 5 rotation process of the first transmission shaft 4 and second driving shaft, the liquid impurity of the entrance of inlet 9, which can enter, to rub
Ring 24 and dust-proof 19 contact position of screw thread are wiped, the rotation of rotating seat 11 rotates back to impurity in liquid conveyor chamber 3, the oil inside oil pocket
Liquid at the gap for prolonging raw set 13 and transmission shaft, is then entered by fuel feed hole 14 in oil inlet elongated slot 27 by oil inlet screw thread 28
Portion is lubricated rotating ring 16 and 25 contact portion of stationary ring, finally passes through 27 end of oil inlet elongated slot and the gap of chuck rank 15 again
It flow back into oil pocket, so as to prevent lubricating oil part impurity content excessively high
The utility model lacks 21 cards by will be provided with dust-proof screw thread 19, the gear of block 20 on the external cylindrical surface of rotating seat 11
Firmly stationary seat 22 are provided with drag ring 24 between the short slot 23 of stationary seat 22 and a side of gear scarce 21, and drag ring 24 is always
It is contacted with dust-proof screw thread 19, when rotating seat 11 rotates, dust-proof screw thread 19 will go into dust-proof screw thread 19 and 24 contact site of drag ring
The impurity rotation of position returns to liquid conveyor chamber 3；During transmission shaft rotation inside rotating seat 11, fluid inside oil pocket by into
Whelk line 28, which enters, prolongs raw set 13 at the gap of transmission shaft, then being entered inside oil inlet elongated slot 27 by fuel feed hole 14,
Rotating ring 16 and 25 contact portion of stationary ring are lubricated, finally flowed back to again by 27 end of oil inlet elongated slot and the gap of chuck rank 15
Into oil pocket, so as to prevent lubricating oil part impurity content excessively high；First helical blade 6 and the second helical blade 62 are using optimization
Profile Design so that sealing effect is good, and wearability is good, and service life is long；The utility model is simple in structure, easy to use, sealing
And high lubricating effect, it can be widely popularized and be applied.
Above-described embodiment is the explanation to the utility model, is not the restriction to the utility model, any new to this practicality
Scheme after type simple transformation belongs to the scope of protection of the utility model.
Claims (5)
1. a kind of packaging machinery sealing elastomer Quimby pump, it is characterised in that：Including casing (1), sealing device (8), block
(20), stationary ring (25), positioning pin (26), oil inlet elongated slot (27) and oil inlet screw thread (28), the casing (1) are internally provided with machinery
Drive cavity (2) and liquid conveyor chamber (3), the first transmission shaft (4) and second driving shaft that machine driving chamber (2) is internally provided with
(5) one end is extended in liquid conveyor chamber (3), and the first transmission shaft (4) and second driving shaft (5) one end are respectively arranged with the first spiral shell
Vane piece (6) and the second helical blade (62), the first helical blade (6) on the first transmission shaft (4) on second driving shaft (5)
The second helical blade (62) mutually agree with, be respectively arranged with sealing device in the middle part of the first transmission shaft (4) and second driving shaft (5)
(8), inlet (9) and liquid outlet (10) are provided on the side wall of liquid conveyor chamber (3)；
It is set fluted (12) on the rotating seat (11) of the sealing device (8), the front end of rotating seat (11) is provided with Yan Shengtao
(13), several fuel feed holes (14) are provided on Yan Shengtao (13), Yan Shengtao (13) front end is provided with chuck rank (15)；The rotating ring
Rotating ring (16) is provided on seat (11), the card of rotating ring (16), which lacks, is provided with anti-rotation pin (18) between (17) and groove (12), move
Dust-proof screw thread (19) is provided on the external cylindrical surface of ring seat (11), the gear of block (20) lacks (21) and blocks stationary seat (22), stationary ring
The short slot (23) and gear of seat (22) are provided with drag ring (24) between lacking a side of (21)；Described prolong sets on the outside of raw set (13)
Stationary ring (25) is equipped with, is connect between stationary ring (25) and stationary seat (22) by positioning pin (26), stationary ring (25) is if inside is provided with
Dry oil inlet elongated slot (27), the height of oil inlet elongated slot (27) are more than the height of chuck rank (15)；First transmission shaft (4) and second
Oil inlet screw thread (28) is provided on transmission shaft (5), there are gaps between Yan Shengtao (13) insides and oil inlet screw thread (28).
2. a kind of packaging machinery sealing elastomer Quimby pump as described in claim 1, it is characterised in that：First spiral
The molded line of blade (6) is by cycloid AB (29), cycloid BC (30), circular arc C D (31), circular arc DE (32), circular arc EF (33), circular arc FG
(34) it is formed with circular arc HA (35), the molded line of second helical blade (62) is by cycloid A ' B ' (36), cycloid B ' C ' (37), circle
Arc C ' D ' (38), circular arc D ' E ' (39), circular arc E ' F ' (40), circular arc F ' G ' (41) and circular arc H ' A ' (42) compositions, cycloid AB
(29) be conjugated with circular arc E ' F ' (40), cycloid BC (30) and circular arc D ' E ' (39) are conjugated, circular arc C D (31) for cycloid BC (30) with
The tangent arc of circular arc DE (32), arc length 1.5-3.5mm, circular arc DE (32) are conjugated with cycloid B ' C ' (37), circular arc EF (33)
It being conjugated with cycloid A ' B ' (36), circular arc FG (34) and circular arc H ' A ' (42) are conjugated, and circular arc HA (35) and circular arc F ' G ' (41) are conjugated,
Tangent arc of the circular arc C ' D ' (38) for cycloid B ' C ' (37) and circular arc C ' D ' (38), arc length 1.5-3.5mm.
3. a kind of packaging machinery sealing elastomer Quimby pump as described in claim 1, it is characterised in that：First spiral
Wearing layer (7) is both provided between blade (6) and the second helical blade (62) and liquid conveyor chamber (3) madial wall.
4. a kind of packaging machinery sealing elastomer Quimby pump as described in claim 1, it is characterised in that：First spiral
Rubber layer is provided on the outside of blade (6) and the second helical blade (62).
5. a kind of packaging machinery sealing elastomer Quimby pump as described in claim 1, it is characterised in that：The dust-proof screw thread
(19) the hand of spiral is opposite with the transmission rotational axis direction that rotating seat (11) is internal；The hand of spiral of the oil inlet screw thread (28)
It is identical with the transmission rotational axis direction that rotating seat (11) is internal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721788511.XU CN207583623U (en) | 2017-12-20 | 2017-12-20 | A kind of packaging machinery sealing elastomer Quimby pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721788511.XU CN207583623U (en) | 2017-12-20 | 2017-12-20 | A kind of packaging machinery sealing elastomer Quimby pump |
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| Publication Number | Publication Date |
|---|---|
| CN207583623U true CN207583623U (en) | 2018-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721788511.XU Active CN207583623U (en) | 2017-12-20 | 2017-12-20 | A kind of packaging machinery sealing elastomer Quimby pump |
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| CN (1) | CN207583623U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302035A (en) * | 2017-12-20 | 2018-07-20 | 杭州电子科技大学 | A kind of packaging machinery sealing elastomer Quimby pump |
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2017
- 2017-12-20 CN CN201721788511.XU patent/CN207583623U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302035A (en) * | 2017-12-20 | 2018-07-20 | 杭州电子科技大学 | A kind of packaging machinery sealing elastomer Quimby pump |
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