CN207989329U - Pump self-priming apparatus - Google Patents
Pump self-priming apparatus Download PDFInfo
- Publication number
- CN207989329U CN207989329U CN201820392972.3U CN201820392972U CN207989329U CN 207989329 U CN207989329 U CN 207989329U CN 201820392972 U CN201820392972 U CN 201820392972U CN 207989329 U CN207989329 U CN 207989329U
- Authority
- CN
- China
- Prior art keywords
- piston rod
- priming apparatus
- ring
- pump
- installation
- 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.)
- Active
Links
Landscapes
- Reciprocating Pumps (AREA)
Abstract
The utility model discloses a kind of pump self-priming apparatus, shell is installed, the piston rod that sliding setting is equipped in shell is installed, it is installed with piston in the outer circle of piston rod one end, another opposite end of piston rod is equipped with transmission mechanism, transmission mechanism is connected with the Pump Shaft of water pump, transmission mechanism be used for Pump Shaft for each revolution when, correspondingly driving piston rod, sliding is multiple back and forth.In the pump self-priming apparatus of the utility model, transmission mechanism is connected with the Pump Shaft of water pump, one end of piston rod is installed with piston, another opposite end of piston rod connects transmission mechanism, when Pump Shaft rotation drives transmission mechanism action, transmission mechanism drives piston rod to slide back and forth again, and then make reciprocating motion of the pistons, realize pumping, the suction action of self-priming apparatus, and under the action of transmission mechanism, for each revolution, sliding is multiple back and forth for piston rod for Pump Shaft, and then so that self-priming apparatus realization is repeatedly taken out, suction action.
Description
Technical field
The utility model is related to water pump fields, particularly, are related to a kind of pump self-priming apparatus.
Background technology
In the self-priming apparatus of existing water pump, piston is connected by driving wheel with the main shaft of water pump, and main shaft is in a revolution
In phase, piston does primary reciprocating motion, and self-priming apparatus completes air-breathing, an exhaust event.Since driving wheel is directly connected to water pump
Main shaft, the main shaft piston that rotates a circle does primary reciprocating motion, thus the reciprocating motion number of piston is limited by the speed of mainshaft.
When the self-priming apparatus is applied on the water pump that internal volume is big, rotating speed is low, air-breathing, exhaust velocity are slow, and water pump is dry to turn the time
It is long, to greatly increase the risk of water pump rotor parts damages.
Utility model content
The utility model provides a kind of pump self-priming apparatus, to solve air-breathing existing for existing self-priming apparatus, exhaust
The technical issues of speed is slow, the not applicable water pump that internal volume is big, rotating speed is low.
The technical solution adopted in the utility model is as follows：
A kind of pump self-priming apparatus, including：Shell is installed, the piston rod of sliding setting, piston rod are equipped in installation shell
Piston is installed in the outer circle of one end, another opposite end of piston rod is equipped with transmission mechanism, the Pump Shaft of transmission mechanism and water pump
Be connected, transmission mechanism be used for Pump Shaft for each revolution when, correspondingly driving piston rod, sliding is multiple back and forth.
Further, transmission mechanism includes connector and more star cams with multiple protrusions；Connector device is set to water pump
On main shaft, for realizing the transmission and disconnection of Pump Shaft power；More star cams are installed on connector, and piston rod is set vertically
It sets, the outer ring surface of more star cams is supported in bottom end.
Further, pump self-priming apparatus further includes elastic pressure parts, and elastic pressure parts are installed in the outer circle of piston rod, are used for
Elastic pressure of the piston rod towards more star cams is supplied, so that the bottom end of piston rod is in the rotation process of more star cams, always
Support the outer ring surface of more star cams.
Further, installation shell include babinet, on babinet and with the lower housing of babinet dismantling connection；Connector and
More star cams are located in babinet；Piston rod is installed in lower housing, and supports more star cams after piston rod bottom end stretching lower housing
Outer ring surface.
Further, the outer circle of piston rod bottom end is equipped with the annular flange of diameter convex；Elastic pressure parts are compressed spring
Or annular flange is supported in compression shrapnel, the bottom end of elastic pressure parts, the lower end of lower housing is supported on the top of elastic pressure parts.
Further, it is equipped with the installation passage for installing piston rod in lower housing, is installed on piston rod for sealing
First seal assembly in gap between piston rod and installation passage.
Further, have on the side wall of installation passage towards the defining flange that wherein cardiac prominence goes out；First seal assembly includes
First sealing ring, the lubricating ring for introducing lubricating oil, multiple second sealing rings and gland, gland are fixedly connected with lower housing to incite somebody to action
Multiple second sealing rings, lubricating ring and the first sealing ring are compressed downwards and are fixed between gland and defining flange.
Further, the internal ring wall of lower housing is equipped with the first installation groove and the second installation groove in a ring；Pump is used
Self-priming apparatus further includes the second seal assembly for gap between sealing piston bar and installation passage, the second seal assembly packet
It includes：First rubber ring, is installed in the outer circle of piston rod, and the inner ring surface and outer ring surface of the first rubber ring support piston rod respectively
The cell wall of outer circle and the second installation groove；First pressure ring is installed in the first installation groove and is fixedly connected with lower housing, is used for
First rubber ring is pressed in the second installation groove.
Further, installation shell further include be set on lower housing and with the upper shell of lower housing dismantling connection, upper casing
Body encloses the installation cavity being set as installing piston with lower housing；Piston, which slides up and down, to be set in installation cavity.
Further, the outer circle of piston is equipped with the first installation step and the second installation step in a ring；Pump self-priming
Device further includes the third seal assembly for sealing upper shell and lower housing junction seam, and third seal assembly includes：The
Two rubber rings are installed in the outer circle of the second installation step, and the inner ring surface and outer ring surface of the second rubber ring support the second peace respectively
The side wall and upper shell and lower housing seam crossing of dress step；Second pressure ring is installed in the outer circle of the first installation step, the first pressure
The inner ring surface and outer ring surface of ring support the inner ring surface of the side wall and the second rubber ring of the first installation step respectively.
The utility model has the advantages that：
In the pump self-priming apparatus of the utility model, transmission mechanism is connected with the Pump Shaft of water pump, one end of piston rod
It is installed with piston, another opposite end of piston rod connects transmission mechanism, when Pump Shaft rotation drives transmission mechanism action, transmission
Mechanism drives piston rod to slide back and forth again, and then makes reciprocating motion of the pistons, realizes pumping, the suction action of self-priming apparatus, and is being driven
Under the action of mechanism, for each revolution, sliding is multiple back and forth for piston rod for Pump Shaft, and then self-priming apparatus realization is made repeatedly to take out,
Suction acts, compared with prior art in, main shaft rotates a circle, self-priming apparatus realize it is primary take out, suction action, the pump of the utility model uses
The self-priming apparatus speed of evacuation is fast, is applicable in the water pump that internal volume is big, rotating speed is low, shortens the dry of water pump and turns the time, in turn
Substantially reduce the risk of water pump rotor parts damages.
Other than objects, features and advantages described above, the utility model also has other purposes, feature and excellent
Point.Below with reference to figure, the utility model is described in further detail.
Description of the drawings
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituted improper limits to the present invention for explaining the utility model.In attached drawing
In：
Fig. 1 is first schematic cross-sectional view of the preferred embodiment in the utility model；And
Fig. 2 is second schematic cross-sectional view of the preferred embodiment in the utility model.
Marginal data
11, babinet；12, lower housing；13, upper shell；20, piston rod；200, annular flange；30, piston；41, connector；
42, more star cams；50, elastic pressure parts；61, lubricating ring；62, the first sealing ring；63, the second sealing ring；64, gland；71, first
Rubber ring；72, the first pressure ring；81, the second rubber ring；82, the second pressure ring.
Specific implementation mode
The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
Referring to Fig.1, the preferred embodiment of the utility model provides a kind of pump self-priming apparatus, including：Shell, peace are installed
It is equipped with the piston rod 20 of sliding setting in casing, is installed with piston 30 in the outer circle of 20 one end of piston rod, piston rod 20 is another
Opposite end is equipped with transmission mechanism, and transmission mechanism is connected with the Pump Shaft (not shown) of water pump, and transmission mechanism is used in water pump master
Axis for each revolution when, correspondingly driving piston rod 20, sliding is multiple back and forth.In the pump self-priming apparatus of the utility model, transmission
Mechanism is connected with the Pump Shaft of water pump, and one end of piston rod 20 is installed with piston 30, another opposite end connection of piston rod 20
Transmission mechanism, when Pump Shaft rotation drives transmission mechanism action, transmission mechanism drives piston rod 20 to slide back and forth again, and then makes
Piston 30 moves back and forth, and realizes pumping, the suction action of self-priming apparatus, and under the action of transmission mechanism, Pump Shaft often rotates one
Circle, sliding is multiple back and forth for piston rod 20, so make self-priming apparatus realize repeatedly take out, suction action, compared with prior art in, main shaft rotation
It circles, self-priming apparatus realizes primary pumping, suction action, and the pump of the utility model is fast with the self-priming apparatus speed of evacuation, is applicable to
In the water pump that internal volume is big, rotating speed is low, shortens the dry of water pump and turn the time, and then substantially reduce the wind of water pump rotor parts damages
Danger.
Optionally, as depicted in figs. 1 and 2, transmission mechanism includes connector 41 and more star cams 42 with multiple protrusions.
Connector 41 is installed on Pump Shaft, for realizing the transmission and disconnection of Pump Shaft power.More 42 companies of being installed in of star cam
It connects on device 41, piston rod 20 is vertically arranged, and the outer ring surface of more star cams 42 is supported in bottom end.In this specific embodiment, connector
41 be manual type of clutch or automatic clutch.When work, the power of Pump Shaft is transferred on clutch first, is then passed through again
Clutch is transferred on more star cams 42, drives more star cams 42 to rotate, piston rod 20 is vertically arranged, and more stars are supported in its bottom end
The outer ring surface of cam 42, when more star cams 42 rotate, due to having multiple protrusions on more star cams 42, to make piston rod 20
It is corresponding to rise, is lower by back and forth movement, and then self-priming apparatus is made to realize multiple pumping, suction action, make the action time of self-priming apparatus
Number is the multiple of Pump Shaft rotation.In other embodiments, the effect of more star cams 42 can be substituted by link mechanism, work
When, when power is transferred on clutch by Pump Shaft rotation, clutch drives link mechanism action so that on piston rod 20 again
Lower slider, and when Pump Shaft often rotates a circle, link mechanism driving piston rod 20, which repeatedly lift, to be moved back and forth.
In specific embodiment, more star cams are the cam with multiple protrusions, and more star cams can be convex for two star cams, Samsung
Wheel and four star cams etc..When more star cams are two star cams, when Pump Shaft often rotates a circle, piston rod 20 carries out past twice
Elevating movement is returned, and then self-priming apparatus realizes pumping, suction action twice.Likewise, when more star cams are cloverleaf cam, water pump master
When axis often rotates a circle, self-priming apparatus realizes pumping, suction action three times.Likewise, when more star cams are four star cams, water pump master
When axis often rotates a circle, self-priming apparatus realizes four pumpings, suction action.
Preferably, to ensure in more 42 rotation processes of star cam, the bottom end of piston rod 20 is outer with more star cams 42 always
Anchor ring is kept in contact, and in this preferred embodiment, pump self-priming apparatus further includes elastic pressure parts 50, and elastic pressure parts 50 are installed in piston
In the outer circle of bar 20, the elastic pressure for supplying piston rod 20 towards more star cams 42, so that the bottom end of piston rod 20 is more
In the rotation process of star cam 42, the outer ring surface of more star cams 42 is supported always.
Optionally, as shown in Figure 1, installation shell include babinet 11, be located at the top of babinet 11 and with 11 dismantling connection of babinet
Lower housing 12.Connector 41 and more star cams 42 are located in babinet 11.Piston rod 20 is installed in vertically in lower housing 12, and living
The outer ring surface of more star cams 42 is supported after 20 bottom end of stopper rod stretching lower housing 12.
In this specific embodiment, as shown in Figure 1, the outer circle of 20 bottom end of piston rod is equipped with the annular flange of diameter convex
200.Elastic pressure parts 50 are compressed spring or compression shrapnel, and annular flange 200, elastic pressure parts 50 are supported in the bottom end of elastic pressure parts 50
Top support the lower end of lower housing 12.
Optionally, as shown in Figure 1, being equipped with the installation passage for installing piston rod 20 in lower housing 12, on piston rod 20
It is installed with the first seal assembly for gap between sealing piston bar 20 and installation passage.There is court on the side wall of installation passage
The defining flange that wherein cardiac prominence goes out.In the utility model, the first seal assembly includes the first sealing ring 62, for introducing lubricating oil
Lubricating ring 61, multiple second sealing rings 63 and gland 64, gland 64 are fixedly connected with lower housing 12 with by multiple second sealing rings
63, lubricating ring 61 and the first sealing ring 62 are compressed and are fixed between gland 64 and defining flange downwards.
In this specific embodiment, as shown in Figure 1, the lower section of lubricating ring 61 is set successively, there are one the second sealing ring 63 and one
First sealing ring 62, and the first sealing ring 62 supports defining flange.The top of lubricating ring 61 is set successively there are two the second sealing ring
63, and the second sealing ring 63 being located above supports gland 64.
Optionally, as shown in Figure 1, the internal ring wall of lower housing 12 is equipped with the first installation groove and the second installation in a ring
Groove.Pump self-priming apparatus further includes the second seal assembly for gap between sealing piston bar 20 and installation passage, and second
Seal assembly includes：First rubber ring 71, is installed in the outer circle of piston rod 20, the inner ring surface and outer ring surface of the first rubber ring 71
The cell wall of the outer circle and the second installation groove of piston rod 20 is supported respectively.First pressure ring 72, be installed in the first installation groove and
It is fixedly connected with lower housing 12, for the first rubber ring 71 to be pressed in the second installation groove.
Optionally, as shown in Figure 1, installation shell further includes being relatively arranged on 12 top of lower housing and being dismantled with lower housing 12
The upper shell 13 of connection, upper shell 13 enclose the installation cavity being set as installing piston 30 with lower housing 12.Piston 30 slides up and down
It is set in installation cavity.
Optionally, as shown in Figure 1, the outer circle of piston 30 is equipped with the first installation step and the second erecting bed in a ring
Rank.Pump self-priming apparatus further includes the third seal assembly for sealing upper shell 13 and 12 junction seam of lower housing, third
Seal assembly includes：Second rubber ring 81, is installed in the outer circle of the second installation step, the inner ring surface of the second rubber ring 81 and outer
Anchor ring supports the side wall and upper shell 13 and 12 seam crossing of lower housing of the second installation step respectively.Second pressure ring 82 is installed in
In the outer circle of one installation step, the inner ring surface and outer ring surface of the first pressure ring 72 support the side wall and second of the first installation step respectively
The inner ring surface of rubber ring 81.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of pump self-priming apparatus, which is characterized in that including：
Shell is installed, the piston rod (20) of sliding setting, the outer circle of described piston rod (20) one end are equipped in the installation shell
On be installed with piston (30), another opposite end of the piston rod (20) is equipped with transmission mechanism, the water of the transmission mechanism and water pump
Pump main shaft be connected, the transmission mechanism be used for the Pump Shaft for each revolution when, correspondingly drive the piston rod
(20) round-trip sliding is multiple.
2. pump self-priming apparatus according to claim 1, which is characterized in that
The transmission mechanism includes connector (41) and more star cams (42) with multiple protrusions；
The connector (41) is installed on the Pump Shaft, for realizing the transmission and disconnection of the Pump Shaft power；
More star cams (42) are installed on the connector (41), and the piston rod (20) is vertically arranged, and bottom end is supported
The outer ring surface of more star cams (42).
3. pump self-priming apparatus according to claim 2, which is characterized in that
The pump self-priming apparatus further includes elastic pressure parts (50), and the elastic pressure parts (50) are installed in the piston rod (20)
In outer circle, the elastic pressure for supplying the piston rod (20) towards more star cams (42), so that the piston rod
(20) outer ring surface of more star cams (42) is supported always in the rotation process of more star cams (42) in bottom end.
4. pump self-priming apparatus according to claim 3, which is characterized in that
The installation shell include babinet (11), be located at the babinet (11) on and with the lower casing of the babinet (11) dismantling connection
Body (12)；
The connector (41) and more star cams (42) are located in the babinet (11)；
The piston rod (20) is installed in the lower housing (12), and the lower housing is stretched out in the piston rod (20) bottom end
(12) outer ring surface of more star cams (42) is supported after.
5. pump self-priming apparatus according to claim 4, which is characterized in that
The outer circle of piston rod (20) bottom end is equipped with the annular flange (200) of diameter convex；
The elastic pressure parts (50) are compressed spring or compression shrapnel, and the convex annular is supported in the bottom end of the elastic pressure parts (50)
Support the lower end of the lower housing (12) in the top of edge (200), the elastic pressure parts (50).
6. pump self-priming apparatus according to claim 4, which is characterized in that
It is equipped with the installation passage for installing the piston rod (20) in the lower housing (12), is installed on the piston rod (20)
It is useful for sealing first seal assembly in gap between the piston rod (20) and the installation passage.
7. pump self-priming apparatus according to claim 6, which is characterized in that
Have on the side wall of the installation passage towards the defining flange that wherein cardiac prominence goes out；
First seal assembly includes the first sealing ring (62), the lubricating ring (61) for introducing lubricating oil, multiple second sealings
Enclose (63) and gland (64), the gland (64) is fixedly connected with the lower housing (12) with by multiple second sealing rings
(63), the lubricating ring (61) and first sealing ring (62) compress downwards and are fixed on the gland (64) and the limit
Between flange.
8. pump self-priming apparatus according to claim 7, which is characterized in that
The internal ring wall of the lower housing (12) is equipped with the first installation groove and the second installation groove in a ring；
The pump self-priming apparatus further includes second for sealing gap between the piston rod (20) and the installation passage
Seal assembly, second seal assembly include：
First rubber ring (71), is installed in the outer circle of the piston rod (20), the inner ring surface of first rubber ring (71) and
Outer ring surface supports the cell wall of the outer circle and second installation groove of the piston rod (20) respectively；
First pressure ring (72) is installed in first installation groove and is fixedly connected with the lower housing (12), is used for institute
The first rubber ring (71) is stated to be pressed in second installation groove.
9. pump self-priming apparatus according to claim 8, which is characterized in that
The installation shell further include be set on the lower housing (12) and with the upper casing of the lower housing (12) dismantling connection
Body (13), the upper shell (13) enclose the installation cavity being set as installing the piston (30) with the lower housing (12)；
The piston (30), which slides up and down, to be set in the installation cavity.
10. pump self-priming apparatus according to claim 9, which is characterized in that
The outer circle of the piston (30) is equipped with the first installation step and the second installation step in a ring；
The pump self-priming apparatus further includes for sealing the upper shell (13) and the lower housing (12) junction seam
Third seal assembly, the third seal assembly include：
Second rubber ring (81) is installed in the outer circle of second installation step, the inner ring surface of second rubber ring (81)
Support the side wall and the upper shell (13) and the lower housing (12) seam crossing of second installation step respectively with outer ring surface；
Second pressure ring (82) is installed in the outer circle of first installation step, the inner ring surface of first pressure ring (72) and outer
Anchor ring supports the inner ring surface of the side wall and second rubber ring (81) of first installation step respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820392972.3U CN207989329U (en) | 2018-03-22 | 2018-03-22 | Pump self-priming apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820392972.3U CN207989329U (en) | 2018-03-22 | 2018-03-22 | Pump self-priming apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207989329U true CN207989329U (en) | 2018-10-19 |
Family
ID=63829895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820392972.3U Active CN207989329U (en) | 2018-03-22 | 2018-03-22 | Pump self-priming apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207989329U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397599A (en) * | 2019-07-19 | 2019-11-01 | 江苏大学 | A kind of self-priming starter applied to centrifugal pump |
-
2018
- 2018-03-22 CN CN201820392972.3U patent/CN207989329U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397599A (en) * | 2019-07-19 | 2019-11-01 | 江苏大学 | A kind of self-priming starter applied to centrifugal pump |
| CN110397599B (en) * | 2019-07-19 | 2020-09-25 | 江苏大学 | Be applied to self-priming starting drive of centrifugal pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204877939U (en) | Fluid machinery and indirect heating equipment | |
| CN204877938U (en) | Fluid machinery and indirect heating equipment | |
| CN109907614A (en) | A kind of cup with Magnetic driving formula Stirling engine | |
| CN205064265U (en) | Fluid machinery and indirect heating equipment | |
| CN103615311B (en) | A kind of rotary engine | |
| CN105570128A (en) | Compressor pump structure and compressor | |
| CN106704181B (en) | The operation method of fluid machinery, heat exchange equipment and fluid machinery | |
| CN103511219B (en) | There is the variable radial fluid device that differential piston controls | |
| CN207989329U (en) | Pump self-priming apparatus | |
| CN106337800A (en) | Canted off-axis driver for quiet pneumatic pumping | |
| CN108700058A (en) | For can dive application linear hydraulic pump | |
| CN203756529U (en) | Rolling rotor type compression mechanism and compressor comprising same | |
| CN103016298B (en) | The inclined disc type reciprocating-piston oil-free air compressor that waves | |
| CN204041380U (en) | A kind of multi-cylinder opposed piston is without oil pressure compression apparatus | |
| CN204877942U (en) | Compressor and indirect heating equipment | |
| CN205478137U (en) | Move shell type air spring radial piston pump | |
| CN105041619A (en) | Oil pumping structure for outer rotor refrigerating compressor | |
| CN108799108A (en) | Pump assembly, fluid machinery and heat transmission equipment | |
| CN205744325U (en) | The power end component of a kind of reciprocating pump and multi-cylinder reciprocating pump | |
| CN205533217U (en) | Compressor pump body structure and compressor | |
| CN107709770A (en) | Reciprocating motion of the pistons mechanism, pump, compressor and vavuum pump | |
| CN208169077U (en) | A kind of compression set of oil-free lubrication | |
| CN105201799B (en) | A kind of submergence type oil pumping pump assembly with down-hole drive conversion equipment | |
| CN208595058U (en) | Pump assembly, fluid machinery and heat exchange equipment | |
| CN105134539A (en) | Eccentric rotation power end structure of reciprocation pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |