CN207178160U - Oilless air compressor pump head - Google Patents
Oilless air compressor pump head Download PDFInfo
- Publication number
- CN207178160U CN207178160U CN201721216386.5U CN201721216386U CN207178160U CN 207178160 U CN207178160 U CN 207178160U CN 201721216386 U CN201721216386 U CN 201721216386U CN 207178160 U CN207178160 U CN 207178160U
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- connecting rod
- air compressor
- pump head
- fixed
- oilless air
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Abstract
The utility model provides a kind of oilless air compressor pump head, belongs to field of mechanical technique.It solves the problems such as existing oilless air compressor pump head noise is big, vibrations are big.This oilless air compressor includes the motor with rotating shaft with pump head, motor both ends are symmetrically arranged with valve group component, valve group component includes crank, connecting rod and the casing being connected with motor end face, casing top, which has in the connecting seat of frame-shaped and connecting seat, is provided with tubular cylinder, connecting seat is fixed with support and support and is fixed with cylinder cap, valve plate is further fixed between support and cylinder cap, the upper surface of valve plate has one in long block step, passage is offered on step, rotating shaft is connected through connecting rod and with crank, crank has eccentric setting and is matched with the cam of connecting rod, the top of connecting rod is in bowl-shape and be fixed with the leather cup in cylinder.The utility model has the advantages that compression efficiency is high, noise is small.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of pump head, more particularly to a kind of oilless air compressor pump head.
Background technology
Applicant devises a kind of Oil-free Mechanical Vacuum Pump air compressor machine and has applied for patent [application number:201420720420.2;Award
Weigh notification number:CN204327436U], it includes air accumulator, motor and crankcase, and motor and crankcase are both secured to air accumulator
Upper surface, motor are provided with rotor, are provided with bent axle in crankcase, the power transmission shaft of motor is stretched into crankcase, and crankshaft installed is in electricity
The power transmission shaft of machine is stretched on one end in crankcase, and the top of crankcase is provided with cylinder, and leather cup and vertical company are provided with cylinder
Bar, connecting rod one end are connected with leather cup, and the bottom of crankcase offers several passages.
Above-mentioned Oil-free Mechanical Vacuum Pump air compressor machine has the advantages of stabilizing energy-saving, applicant have discovered that its compression efficiency is still not
Enough ideals, vibrations are big caused by meeting after a long time use, easily cause shock structure fracture, or even pump head damages, and is brought to user
Difficulty, and circulation is bad at cylinder, cylinder cap, causes capacity little, cause the internal resistance that produces excessive, internal pressure enhancing and
Cause motor temperature rise to uprise, shorten the service life of motor, noise is larger in addition, not environmentally friendly enough.
The content of the invention
The purpose of this utility model is to be directed to the above-mentioned problems in the prior art, there is provided a kind of compression efficiency height,
The small oilless air compressor pump head of noise.
The purpose of this utility model can be realized by following technical proposal:A kind of oilless air compressor pump head, including tool
There is the motor of rotating shaft, it is characterised in that described motor both ends are symmetrically arranged with valve group component, and valve group component includes crank, connected
Bar and the casing being connected with motor end face, described casing top have in the connecting seat of frame-shaped and connecting seat provided with tubular
Cylinder, described connecting seat, which is fixed with support and support, is fixed with cylinder cap, and valve is further fixed between described support and cylinder cap
Plate, the upper surface of described valve plate have a step in long bulk, passage, described rotating shaft are offered on described step
It is connected through connecting rod and with crank, described crank has eccentric setting and is matched with the cam of connecting rod, the top of described connecting rod
End is in bowl-shape and be fixed with the leather cup in cylinder.
In above-mentioned oilless air compressor pump head, if described connecting rod has the support that arterial highway is supported in its top bottom surface
Rib, the top surface on the top of described connecting rod have several detents, and one piece is pressed on leather cup and presses in the pressing plate of round pie
Plate has the locating piece in embedded detent, and a screw in the middle part of the top surface on connecting rod top through pressing plate and with being threadedly coupled.
In above-mentioned oilless air compressor pump head, a side of described cylinder cap offers air admission hole and connected with for pipe fitting
Connecting hole, another side of cylinder cap offers two ventholes.
In above-mentioned oilless air compressor pump head, the top surface of described cylinder cap has multiple tracks radiating ribs.Such thermal diffusivity
It is good, avoid compressed gas temperature too high, also make it that radiating is timely at cylinder, working stability.
There is demarcation strip in above-mentioned oilless air compressor pump head, in the middle part of described casing, mistake on described demarcation strip
It is full of and is ordinatedly fixed with bearing one, described rotating shaft is set through bearing one, and described rotating shaft passes through through the end of bearing one
Connecting rod is simultaneously connected with crank, and described cam sleeve is provided with bearing two and the interference fit of bearing two ground is fixed in connecting rod.So turn
Axle and the smooth stabilization of crank work, and work noise is small.
Compared with prior art, this oilless air compressor is high with the compression efficiency of pump head, and noise is small, good operating stability, reaches
The design requirement of the low vibrations of high balance is arrived, and smooth in exhaust is timely, will not cause to cause motor temperature rise because internal pressure is too high
The problem of too high, motor service life length, thermal diffusivity is good in addition, can long-time normal work.
Brief description of the drawings
Fig. 1 is the structure decomposition figure of this oilless air compressor pump head.
Fig. 2 is structure chart of this oilless air compressor with valve plate in pump head.
Fig. 3 is structure chart of this oilless air compressor with cylinder cap in pump head.
Fig. 4 is structure chart of this oilless air compressor with connecting rod in pump head.
Fig. 5 is structure sectional view of this oilless air compressor with pump head middle case.
In figure, 1, rotating shaft;2nd, motor;3rd, crank;3a, cam;4th, connecting rod;4a, ribs;4b, detent;5th, case
Body;5a, connecting seat;5b, demarcation strip;6th, cylinder;7th, support;8th, cylinder cap;8a, air admission hole;8b, connecting hole;8c, venthole;8d、
Radiating ribs;9th, valve plate;9a, step;9b, passage;10th, leather cup;11st, pressing plate;11a, locating piece;12nd, screw;13rd, bearing one;
14th, bearing two.
Embodiment
It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
As depicted in figs. 1 and 2, this oilless air compressor includes the motor 2 with rotating shaft 1 with pump head, and the both ends of motor 2 are symmetrically set
Valve group component is equipped with, valve group component includes crank 3, connecting rod 4 and the casing 5 being connected with the end face of motor 2, and the top of casing 5 has frame
Tubular cylinder 6 is provided with the connecting seat 5a and connecting seat 5a of shape, connecting seat 5a is fixed with support 7 and support 7 and is fixed with
Cylinder cap 8, is further fixed on valve plate 9 between support 7 and cylinder cap 8, the upper surface of valve plate 9 has one in long block step 9a, step
Passage 9b is offered on 9a, rotating shaft 1 is connected through connecting rod 4 and with crank 3, and crank 3 has eccentric setting and is matched with connecting rod 4
Cam 3a, the top of connecting rod 4 is in leather cup 10 that is bowl-shape and being fixed with cylinder 6.
Setting of this oilless air compressor with pump head by two groups of valve group components, improve compression efficiency, and the upper table of valve plate 9
Face sets step 9a, has one of separation trough in the middle part of step 9a, step 9a is easy to the installation of exhaust valve plate and air-intake valve plate, and energy
Improve procedure and dimensional discrepancy, make the surface smoothness of valve plate 9 good, extend service life, and make noise low and soft.
Further describe in detail, as shown in Figure 1 and Figure 4, connecting rod 4 has the six ribs 4a for being supported in its top bottom surface, even
The top surface on the top of bar 4 has two detent 4b, and one piece of pressing plate 11 in round pie is pressed on leather cup 10 and pressing plate 11 has
Have a locating piece 11a in embedded detent 4b, a screw 12 through pressing plate 11 and with screw thread in the middle part of the top surface on the top of connecting rod 4
Connection.So fix tightly solidity of leather cup 10 is good, the working stability of leather cup 10, and the structural strength of connecting rod 4 is high, dimensional accuracy and vertical
Spend, connecting rod 4 causes leather cup 10 in the vertical direction shift reciprocately of cylinder 6, to reduce 10 unilateral friction of leather cup and vibrations, alleviate
The operating load of motor 2, the design requirement of the low vibrations of high balance is reached.
As shown in figures 1 and 3, a side of cylinder cap 8 offers the connecting hole 8b that air admission hole 8a connects with for pipe fitting, cylinder cap
8 another sides offer two venthole 8c.So set so that can be timely and effectively by the gas of compression in running
Discharged from venthole 8c, improve and produce the problem of resistance is excessive, internal pressure strengthens to pump head inside not in time because being vented, so as to avoid
The temperature rise of motor 2 uprises, and extends the service life of motor 2.In order to which thermal diffusivity is good, the top surface of cylinder cap 8 has multiple tracks radiating ribs 8d.
As shown in Figure 1 and Figure 5, the middle part of casing 5 has demarcation strip 5b, and bearing one is fixed with being interference fitted on demarcation strip 5b
13, rotating shaft 1 is set through bearing 1, and rotating shaft 1 is connected through connecting rod 4 and with crank 3, cam 3a through the end of bearing 1
It is fixed in connecting rod 4 with being arranged with bearing 2 14 and the interference fit of bearing 2 14, such rotating shaft 1 and crank 3 work smooth stabilization,
And work noise is small.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (5)
1. a kind of oilless air compressor pump head, including with rotating shaft(1)Motor(2), it is characterised in that described motor(2)
Both ends are symmetrically arranged with valve group component, and valve group component includes crank(3), connecting rod(4)With with motor(2)The connected casing in end face
(5), described casing(5)Top has the connecting seat of frame-shaped(5a)And connecting seat(5a)It is interior to be provided with tubular cylinder(6), institute
The connecting seat stated(5a)It is fixed with support(7)And support(7)On be fixed with cylinder cap(8), described support(7)And cylinder cap(8)It
Between be further fixed on valve plate(9), described valve plate(9)Upper surface have one in long block step(9a), described step
(9a)On offer passage(9b), described rotating shaft(1)Through connecting rod(4)And and crank(3)Connection, described crank(3)
With eccentric setting and it is matched with connecting rod(4)Cam(3a), described connecting rod(4)Top in bowl-shape and be fixed with positioned at gas
Cylinder(6)Interior leather cup(10).
2. oilless air compressor pump head according to claim 1, it is characterised in that described connecting rod(4)If with arterial highway
It is supported in the ribs of its top bottom surface(4a), described connecting rod(4)The top surface on top there are several detents(4b),
One piece of pressing plate in round pie(11)It is pressed on leather cup(10)Upper and pressing plate(11)With embedded detent(4b)In locating piece
(11a), a screw(12)Through pressing plate(11)And and connecting rod(4)It is threadedly coupled in the middle part of the top surface on top.
3. oilless air compressor pump head according to claim 1 or 2, it is characterised in that described cylinder cap(8)A side
Offer air admission hole(8a)The connecting hole connected with for pipe fitting(8b), cylinder cap(8)Another side offers two ventholes(8c).
4. oilless air compressor pump head according to claim 3, it is characterised in that described cylinder cap(8)Top surface have
Multiple tracks radiating ribs(8d).
5. oilless air compressor pump head according to claim 4, it is characterised in that described casing(5)Middle part, which has, to be divided
Dividing plate(5b), described demarcation strip(5b)It is fixed with bearing one to upper interference fit(13), described rotating shaft(1)Through bearing one
(13)Set, described rotating shaft(1)Through bearing one(13)End pass through connecting rod(4)And and crank(3)Connection, described is convex
Wheel(3a)It is arranged with bearing two(14)And bearing two(14)Interference fit ground is fixed on connecting rod(4)In.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721216386.5U CN207178160U (en) | 2017-09-21 | 2017-09-21 | Oilless air compressor pump head |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721216386.5U CN207178160U (en) | 2017-09-21 | 2017-09-21 | Oilless air compressor pump head |
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CN207178160U true CN207178160U (en) | 2018-04-03 |
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CN201721216386.5U Expired - Fee Related CN207178160U (en) | 2017-09-21 | 2017-09-21 | Oilless air compressor pump head |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108894946A (en) * | 2018-08-31 | 2018-11-27 | 贵州佳能电机科技有限公司 | Double pump oxygenerator |
CN108915989A (en) * | 2018-08-31 | 2018-11-30 | 贵州佳能电机科技有限公司 | Single pump system oxygen machine |
CN110905782A (en) * | 2019-12-10 | 2020-03-24 | 江西艾威尔压缩机有限公司 | Compression amount adjustable oil-free double-cylinder air compressor with filtering device |
CN110905779A (en) * | 2019-12-10 | 2020-03-24 | 江西艾威尔压缩机有限公司 | Adjustable oil-free double-cylinder air compressor head shell |
CN110905781A (en) * | 2019-12-10 | 2020-03-24 | 江西艾威尔压缩机有限公司 | Compression amount adjustable oil-free double-cylinder air compressor |
CN110925172A (en) * | 2019-12-10 | 2020-03-27 | 江西艾威尔压缩机有限公司 | Oil-free double-cylinder air compressor |
CN111043010A (en) * | 2019-12-10 | 2020-04-21 | 江西艾威尔压缩机有限公司 | Oil-free double-cylinder air compressor head shell |
-
2017
- 2017-09-21 CN CN201721216386.5U patent/CN207178160U/en not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108894946A (en) * | 2018-08-31 | 2018-11-27 | 贵州佳能电机科技有限公司 | Double pump oxygenerator |
CN108915989A (en) * | 2018-08-31 | 2018-11-30 | 贵州佳能电机科技有限公司 | Single pump system oxygen machine |
CN110905782A (en) * | 2019-12-10 | 2020-03-24 | 江西艾威尔压缩机有限公司 | Compression amount adjustable oil-free double-cylinder air compressor with filtering device |
CN110905779A (en) * | 2019-12-10 | 2020-03-24 | 江西艾威尔压缩机有限公司 | Adjustable oil-free double-cylinder air compressor head shell |
CN110905781A (en) * | 2019-12-10 | 2020-03-24 | 江西艾威尔压缩机有限公司 | Compression amount adjustable oil-free double-cylinder air compressor |
CN110925172A (en) * | 2019-12-10 | 2020-03-27 | 江西艾威尔压缩机有限公司 | Oil-free double-cylinder air compressor |
CN111043010A (en) * | 2019-12-10 | 2020-04-21 | 江西艾威尔压缩机有限公司 | Oil-free double-cylinder air compressor head shell |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180403 Termination date: 20200921 |
|
CF01 | Termination of patent right due to non-payment of annual fee |