CN207879546U - Vertical piston vacuum pump - Google Patents
Vertical piston vacuum pump Download PDFInfo
- Publication number
- CN207879546U CN207879546U CN201721923189.7U CN201721923189U CN207879546U CN 207879546 U CN207879546 U CN 207879546U CN 201721923189 U CN201721923189 U CN 201721923189U CN 207879546 U CN207879546 U CN 207879546U
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- China
- Prior art keywords
- pump housing
- motor
- vacuum pump
- observation window
- vertical piston
- 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
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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model discloses a kind of vertical piston vacuum pumps, including pedestal, the pump housing and cylinder, slider-crank mechanism is installed in the pump housing, the slider-crank mechanism includes the crosshead being slidably arranged in the pump housing, the bent axle being rotatably arranged on the pump housing, the pump housing is cuboid, two side on the pump housing positioned at crosshead height and position offers upper observation hole, it is provided with transparent upper observation window on the pump housing and closes upper observation hole, on the pump housing lower observation hole is offered on the two side of the height and position of bent axle, it is provided with transparent lower observation window on the pump housing and closes lower observation hole.Technical points are：People can be visually known the motion conditions of this vertical piston vacuum pump from outside, and fault diagnosis is more convenient, and easy for installation, and reliability is high, and noise is low.
Description
Technical field
The utility model is related to a kind of vacuum pump, more particularly to a kind of vertical piston vacuum pump.
Background technology
Reciprocating vacuum pump is one kind of vacuum pump, and reciprocating vacuum pump is the appearance moved back and forth in cylinder by piston
Product variation vacuumizes to realize, reciprocating vacuum pump generally uses motor as driving source, and it is real to pass through slider-crank mechanism
The reciprocating motion of existing piston.Reciprocating vacuum pump includes suction inlet and outlet, and the air inlet of one-way air inlet is provided in suction inlet
Valve is provided with the air bleeding valve of one-way exhaust in outlet.When the space enlargement in cylinder, air entry is from container to be vacuumized
Middle one-way intake, when the reduced space in cylinder, the gas in cylinder is unidirectionally discharged from exhaust outlet, and so cycle is completed to take out true
Empty process.
The Chinese invention patent application of existing Publication No. CN1113545A discloses a kind of vertical unoiled reciprocal vacuum pump,
Including fuselage, bent axle, connecting rod, crosshead, piston, piston rod and air valve are provided in fuselage, the vacuum pump is from bottom to top by machine
Tool transmission, oil removal neck and gas circulation three parts constitute, the vacuum pump using erect structure arrangement, floor space compared with
It is small.But the fuselage of vacuum pump is generally made from a metal, it is difficult to the motion conditions of vacuum pump, fault diagnosis are visually known from outside
It is more inconvenient.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of vertical piston vacuum pump, energy
The motion conditions of vacuum pump are visually known from outside, fault diagnosis is more convenient.
The above-mentioned technical purpose of the utility model technical scheme is that：A kind of vertical reciprocating vacuum
It pumps, including pedestal, the pump housing and cylinder, slider-crank mechanism is installed in the pump housing, is provided on the pedestal for driving
The motor of slider-crank mechanism movement, the interior sliding of the cylinder are provided with piston, air inlet and exhaust are offered on the cylinder
Mouthful, the air inlet controls one-way air inlet, and the exhaust outlet controls one-way exhaust, set between the piston and slider-crank mechanism
It is equipped with piston rod, the slider-crank mechanism is moved back and forth by piston rod band piston in cylinder, the slide crank
The bent axle that block mechanism includes the crosshead being slidably arranged in the pump housing, is rotatably arranged on the pump housing, the crosshead and bent axle it
Between be provided with connecting rod, the both ends of the connecting rod are connect with crosshead and crank rotation respectively, the pump housing be cuboid, it is described
Two side on the pump housing positioned at crosshead height and position offers upper observation hole, and transparent upper observation is provided on the pump housing
Window simultaneously closes upper observation hole, offers lower observation hole on the two side of the height and position of bent axle on the pump housing, institute
It states and is provided with transparent lower observation window on the pump housing and closes lower observation hole.
Through the above technical solutions, motor operate when, motor drive crank rotation, bent axle by connecting rod drive crosshead into
Row moves back and forth, and crosshead is moved back and forth by piston rod band piston in cylinder, and air inlet controls one-way air inlet, row
Gas port controls one-way exhaust, and process is vacuumized to realize.At work, people can pass through saturating this vertical vacuum reciprocating pump in outside
Bright upper observation window is visually known movement and the lubrication circumstances of crosshead, and can be inferred to position of the piston in cylinder；People
The motion conditions of bent axle can also be visually known by transparent lower observation window, at the same can observe crankcase oil liquid level and
Character, to decide whether to add or replace crankcase oil.To sum up, the fault diagnosis of this vertical piston vacuum pump is facilitated.
Preferably, it is respectively arranged with compression frame outside the upper observation window and lower observation window, the compression frame is solid by bolt
Due on the pump housing, corresponding upper observation window and lower observation window are pressed on the pump housing by multiple compression frames.
It is secured by bolts on the pump housing through the above technical solutions, compressing frame, and by corresponding upper observation window or lower sight
It examines window and is pressed in the pump housing to form sealing, installation is simple, and sealing effect is preferable.
Preferably, it is coaxially fixed with belt pulley on the bent axle, driving wheel is coaxially fixed on the output shaft of the motor,
Tensioning is provided with belt on the driving wheel and belt pulley.
Through the above technical solutions, when motor operates, motor drives driving wheel rotation, driving wheel to drive belt by belt
Wheel rotation, belt pulley drive crank rotation in turn.V belt translation has many advantages, such as stable drive, low noise, buffering absorbing, and when overload
Belt can skid on driving wheel or belt pulley, play the role of certain safeguard protection.
Preferably, several bar-shaped troughs are offered on the pedestal, adjusting spiral shell is respectively arranged with across several bar-shaped troughs
Bolt, the adjustment hole passed through for adjusting bolt is offered on the motor, and the adjusting bolt passes through the end thread of adjustment hole to connect
It is connected to regulating nut, the motor can be moved in bar-shaped trough to the direction far from belt pulley by adjusting bolt.
Through the above technical solutions, after unscrewing all regulating nuts, motor can be slided along bar-shaped trough, and then regulation motor
The distance between belt pulley, to easily install belt and belt tension is tightened all adjustings after motor positions
Being relatively fixed for motor and pedestal can be completed in nut.
Preferably, it is located on the pedestal between motor and driving wheel and is provided with anti-loose spot, screw thread on the anti-loose spot
It is connected with check bolt, the thread head of the check bolt and the side wall of motor offset.
Through the above technical solutions, motor is in operation process, the vibrations of motor and the tensile force collective effect of belt in
Adjusting bolt may cause regulating nut to loosen, and the check bolt of setting forces in motor to the tension direction away from belt, drop
The probability that high adjustment nut loosens, motor are not susceptible to spontaneous movement, and belt is not easy to loosen.
Preferably, protective shell is provided on the pedestal, the protective shell simultaneously covers driving wheel and belt pulley.
Through the above technical solutions, protective shell simultaneously covers driving wheel, belt pulley, reduces people and accidentally touch moving component
The probability of safety accident.
Preferably, the oil injection head for injecting crankcase oil into the pump housing is provided on the pump housing.
Through the above technical solutions, can easily inject crankcase oil into the pump housing by oil injection head, crankcase oil is used
In providing lubrication and cooling effect for toggle.
Preferably, the bottom of the pump housing is provided with the oil extraction head for crankcase oil in discharge pump body, the oil extraction head
On be provided with draining valve.
Through the above technical solutions, the crankcase oil in the pump housing may occur to go bad after long-term use, song is needed replacing
When handle case oil, draining valve is opened, you can the pump housing easily is discharged from oil extraction head in crankcase oil.
In conclusion the utility model having the beneficial effect that in contrast to the prior art：People can be visually known this from outside
The motion conditions of vertical piston vacuum pump, fault diagnosis is more convenient, and easy for installation, and reliability is high, and noise is low.
Description of the drawings
Fig. 1 is the stereogram of this vertical piston vacuum pump, mainly protrudes the external structure of this vertical piston vacuum pump；
Fig. 2 is the interior view of this vertical piston vacuum pump, the slider-crank mechanism in main prominent embodiment；
Fig. 3 is enlarged drawing at the A of Fig. 1, the structure of regulating tank and anti-loose spot in main prominent embodiment；
Fig. 4 is the explosive view of upper observation window in embodiment, the mounting structure of main prominent upper observation window.
Reference numeral：1, pedestal；2, the pump housing；3, cylinder；4, slider-crank mechanism；41, bent axle；42, connecting rod；43, cross
Head；411, main shaft；412, crank-pin；413, belt pulley；31, piston；32, air inlet；33, exhaust outlet；311, piston rod；5, electric
Machine；51, driving wheel；52, belt；53, protective shell；11, bar-shaped trough；111, adjusting bolt；54, adjustment hole；112, regulating nut；
12, anti-loose spot；121, check bolt；21, upper observation hole；211, upper observation window；22, lower observation hole；221, lower observation window；23、
Compress frame；24, oil injection head；241, lid；25, oil extraction head；251, draining valve.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
As shown in Figure 1, a kind of vertical piston vacuum pump, including pedestal 1, the pump housing 2 being arranged on pedestal 1, setting are pumping
The cylinder 3 of 2 top of body.
As depicted in figs. 1 and 2, the pump housing 2 is the cuboid erect, and slider-crank mechanism 4, crank are equipped in the pump housing 2
Slide block mechanism 4 includes bent axle 41, connecting rod 42 and crosshead 43.Bent axle 41 includes main shaft 411 and the crank-pin for being eccentric in main shaft 411
412, the axis of crank-pin 412 is parallel to the axis of bent axle 41, and main shaft 411 is rotatably dispose in by bearing on the pump housing 2, and main shaft
411 one end is pierced by from the pump housing 2, and the end being pierced by coaxially is fixed with belt pulley 413.Crosshead 43 is slidably arranged in the pump housing
On 2, vertically, connecting rod 42 is hinged with crank-pin 412, crosshead 43 respectively by both ends for the glide direction of crosshead 43.
Sliding is provided with piston 31 in cylinder 3, and the glide direction of piston 31 is vertically.Air inlet is offered on cylinder 3
Mouth 32 and exhaust outlet 33, air inlet 32 realize that one-way air inlet, exhaust outlet 33 realize one-way exhaust by check valve by check valve,
Check valve is the prior art, and therefore not to repeat here.Piston rod 311 is provided between piston 31 and crosshead 43, then 411 turns of main shaft
When dynamic, main shaft 411 drives crank-pin 412 to move in a circle around the axis of main shaft 411, and crank-pin 412 drives ten by connecting rod 42
Prefix 43 carries out the reciprocating motion of vertical direction, and crosshead 43 moves back and forth with piston 31 in cylinder 3, to realize
Vacuumize process.
It is provided with the motor 5 for driving slider-crank mechanism 4 to move on pedestal 1, is coaxially fixed on the output shaft of motor 5
There is driving wheel 51, is tensioned on driving wheel 51 and belt pulley 413 and is provided with cricoid belt 52.When then motor 5 operates, 5 band of motor
Dynamic driving wheel 51 rotates, and driving wheel 51 drives belt pulley 413 to rotate by belt 52,411 turns of belt pulley 413 and then driving spindle
It is dynamic.V belt translation has many advantages, such as stable drive, low noise, buffering absorbing, and belt 52 can be in driving wheel 51 or belt pulley when overload
It skids on 413, plays the role of certain safeguard protection.Protective shell 53 is additionally provided on pedestal 1, protective shell 53 is simultaneously by driving wheel
51 and belt pulley 413 top and towards outside cover, reduce people accidentally touch moving component occur safety accident probability.
As shown in figures 1 and 3, opened up on pedestal 1 there are four bar-shaped trough 11, the positions of four bar-shaped troughs 11 respectively with motor
Four angles of 5 pedestals correspond to, and bar-shaped trough 11 is through the length direction of pedestal 1 and bar-shaped trough 11 and driving wheel 51 and belt pulley
413 line direction is identical, and there are gaps between pedestal 1 and ground.It is respectively arranged with adjusting bolt across four bar-shaped troughs 11
111, the stubborn head of adjusting bolt 111 is located in the gap of 1 lower section of pedestal and can not pass through bar-shaped trough 11.Confession is offered on motor 5
The adjustment hole 54 that adjusting bolt 111 passes through, after adjusting bolt 111 passes through adjustment hole 54, thread head is threaded with adjusting
Nut 112.After unscrewing all regulating nuts 112, length direction that can be by motor 5 along bar-shaped trough 11 slides, and then regulation motor 5
The distance between belt pulley 413 after motor 5 positions, is tightened to easily install belt 52 and be tensioned belt 52
Being relatively fixed for motor 5 and pedestal 1 can be completed in all regulating nuts 112.
Anti- loose spot 12 is fixed on pedestal 1 between motor 5 and driving wheel 51, anti-loose spot 12 is L-shaped, anti-loose spot 12
On be threaded with check bolt 121, the thread head of check bolt 121 turns check bolt 121, makes locking towards motor 5
The end of thread of bolt 121 and the side wall of motor 5 offset.Motor 5 is in operation process, the tensioning of the vibrations and belt 52 of motor 5
Power collective effect may cause regulating nut 112 to loosen, the check bolt 121 of setting is to away from belt 52 in adjusting bolt 111
Tension direction force in motor 5, reduce the probability that regulating nut 112 loosens, motor 5 is not susceptible to spontaneous movement, skin
Band 52 is not easy to loosen.
As shown in Figure 1 and Figure 4, upper sight there are two being opened up on the two side of the height and position of crosshead 43 on the pump housing 2
Examine hole 21, two upper observation holes 21 are rectangle and opposite distribution, be located on the pump housing 2 be provided with outside upper observation hole 21 it is transparent upper
Observation window 211；It is located on the two side of the height and position of bent axle 41 lower observation hole 22 there are two opening up on the pump housing 2, is seen under two
It is rectangle and opposite distribution to examine hole 22, is located at outside lower observation hole 22 on the pump housing 2 and is provided with transparent lower observation window 221.Upper sight
It examines outer be both provided with outside with lower observation window 221 of window 211 and compresses frame 23, compress frame 23 and be secured by bolts on the pump housing 2, and will be right
The upper observation window 211 or lower observation window 221 answered are pressed in the pump housing 2 to form sealing.Wherein upper observation hole 21 and lower observation hole 22
It is located on the different lateral of the pump housing 2, upper observation window 211 and lower observation window 221 are glass material.
The height and position of upper observation window 211 is provided with oil injection head 24 on the pump housing 2, oil injection head 24 is bend pipe and and the pump housing
2 inside connections, the oral area of oil injection head 24 upward and are threaded with lid 241 vertically.By oil injection head 24 can easily to
Crankcase oil is injected in the pump housing 2.The bottom of the pump housing 2 is provided with oil extraction head 25, oil extraction head 25 be straight tube and with connect inside the pump housing 2
It is logical, the draining valve 251 of 25 break-make of control oil extraction head is provided on oil extraction head 25.When the crankcase oil in the pump housing 2 needs replacing,
Open draining valve 251, you can the pump housing 2 easily is discharged in crankcase oil.
At work, people can be visually known crosshead 43 to this vertical vacuum reciprocating pump by transparent upper observation window 211
Movement and lubrication circumstances, and position of the piston 31 in cylinder 3 can be inferred to.People can also pass through transparent lower observation window 221
The motion conditions of bent axle 41 are visually known, while the liquid level and character of crankcase oil can be observed, to decide whether to add
Add or replace crankcase oil.To sum up, the fault diagnosis of this vertical piston vacuum pump is facilitated.
The above is only the exemplary embodiment of the utility model, the protection model rather than limited the present invention
It encloses, the scope of protection of the utility model is determined by the attached claims.
Claims (8)
1. a kind of vertical piston vacuum pump, including pedestal (1), the pump housing (2) and cylinder (3), the pump housing (2) is interior to be equipped with crank
Slide block mechanism (4) is provided with the motor (5) for driving slider-crank mechanism (4) to move, the cylinder on the pedestal (1)
(3) sliding is provided with piston (31) in, and air inlet (32) and exhaust outlet (33), the air inlet are offered on the cylinder (3)
(32) one-way air inlet is controlled, the exhaust outlet (33) controls one-way exhaust, between the piston (31) and slider-crank mechanism (4)
Be provided with piston rod (311), the slider-crank mechanism (4) by piston rod (311) band piston (31) in cylinder (3) into
Row moves back and forth, it is characterized in that：The slider-crank mechanism (4) includes the crosshead (43) being slidably arranged in the pump housing (2), turns
The dynamic bent axle (41) being arranged on the pump housing (2), connecting rod (42), the company are provided between the crosshead (43) and bent axle (41)
The both ends of bar (42) are rotatablely connected with crosshead (43) and bent axle (41) respectively, and the pump housing (2) is cuboid, the pump housing
(2) two side on positioned at crosshead (43) height and position offers upper observation hole (21), is provided on the pump housing (2)
Bright upper observation window (211) simultaneously closes upper observation hole (21), and the two of the height and position of bent axle (41) are located on the pump housing (2)
Lower observation hole (22) is offered on side wall, transparent lower observation window (221) is provided on the pump housing (2) and by lower observation hole
(22) it closes.
2. vertical piston vacuum pump according to claim 1, it is characterized in that：The upper observation window (211) and lower observation window
(221) it is respectively arranged with outside and compresses frame (23), the compression frame (23) is secured by bolts on the pump housing (2), multiple pressures
Corresponding upper observation window (211) and lower observation window (221) are pressed on the pump housing (2) by tight frame (23).
3. vertical piston vacuum pump according to claim 1, it is characterized in that：It is coaxially fixed with belt on the bent axle (41)
It takes turns (413), driving wheel (51), the driving wheel (51) and belt pulley (413) is coaxially fixed on the output shaft of the motor (5)
Upper tensioning is provided with belt (52).
4. vertical piston vacuum pump according to claim 3, it is characterized in that：Several bar shapeds are offered on the pedestal (1)
Slot (11) is respectively arranged with adjusting bolt (111) across several bar-shaped troughs (11), is offered on the motor (5) for adjusting
The adjustment hole (54) that section bolt (111) passes through, the adjusting bolt (111) pass through the end thread of adjustment hole (54) to be connected with tune
Nut (112) is saved, the motor (5) can be by adjusting bolt (111) in the introversive side far from belt pulley (413) of bar-shaped trough (11)
To movement.
5. vertical piston vacuum pump according to claim 4, it is characterized in that：It is located at motor (5) and master on the pedestal (1)
It is provided with anti-loose spot (12) between driving wheel (51), check bolt (121) is threaded on the anti-loose spot (12), it is described anti-
The side wall of the thread head and motor (5) of loose bolt (121) offsets.
6. vertical piston vacuum pump according to claim 3, it is characterized in that：It is provided with protective shell on the pedestal (1)
(53), the protective shell (53) while driving wheel (51) and belt pulley (413) being covered.
7. vertical piston vacuum pump according to claim 1, it is characterized in that：It is provided on the pump housing (2) for pump
The oil injection head (24) of injection crankcase oil in body (2).
8. vertical piston vacuum pump according to claim 7, it is characterized in that：The bottom of the pump housing (2), which is provided with, to be used for
The oil extraction head (25) of the pump housing (2) inside crank case oil is discharged, draining valve (251) is provided on the oil extraction head (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721923189.7U CN207879546U (en) | 2017-12-30 | 2017-12-30 | Vertical piston vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721923189.7U CN207879546U (en) | 2017-12-30 | 2017-12-30 | Vertical piston vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207879546U true CN207879546U (en) | 2018-09-18 |
Family
ID=63506345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721923189.7U Expired - Fee Related CN207879546U (en) | 2017-12-30 | 2017-12-30 | Vertical piston vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207879546U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113833649A (en) * | 2021-11-08 | 2021-12-24 | 黄秀芳 | Observation structure of reciprocating pump gear guard shield |
| CN115773220A (en) * | 2023-02-10 | 2023-03-10 | 江苏亚太工业泵科技发展有限公司 | Reciprocating vertical vacuum pump |
-
2017
- 2017-12-30 CN CN201721923189.7U patent/CN207879546U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113833649A (en) * | 2021-11-08 | 2021-12-24 | 黄秀芳 | Observation structure of reciprocating pump gear guard shield |
| CN115773220A (en) * | 2023-02-10 | 2023-03-10 | 江苏亚太工业泵科技发展有限公司 | Reciprocating vertical vacuum pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180918 Termination date: 20201230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |