CN204113571U - A kind of twin-tub is without outermost layer of skin belt press - Google Patents
A kind of twin-tub is without outermost layer of skin belt press Download PDFInfo
- Publication number
- CN204113571U CN204113571U CN201420526406.9U CN201420526406U CN204113571U CN 204113571 U CN204113571 U CN 204113571U CN 201420526406 U CN201420526406 U CN 201420526406U CN 204113571 U CN204113571 U CN 204113571U
- Authority
- CN
- China
- Prior art keywords
- crank throw
- fork
- crankcase
- twin
- transmission shaft
- 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
- Compressor (AREA)
Abstract
The utility model discloses a kind of twin-tub without outermost layer of skin belt press, comprise crankcase, described crankcase is provided with 2 piston apparatus, each piston apparatus is by oscillating bar assembly, cylinder, valve plate and cylinder cap composition, oscillating bar assembly is by fork, be arranged on the leather cup of fork upper end, and the gland composition of fixing leather cup, crankcase side wall is fixed with crankshaft base, crankshaft base is by the horizontal fixed conveyor axle of rigid bearing, it is outer and belt pulley is housed that transmission shaft one end stretches out in crankshaft base, the other end is positioned at crankcase and is fixed with crank throw, crank throw is detachably fixedly connected with transmission shaft, the excentric sleeve of crank throw is provided with Oscillating lever bearing, fork is fixed on crank throw by Oscillating lever bearing.Oscillating bar assembly structure is simple, and moving element is less, greatly reduces cost of production, also mitigates installation workload simultaneously; Its crank throw and transmission shaft split are arranged, and are convenient to the aligning installment work of oscillating bar assembly, simultaneously belt pulley belt transmission, and it runs more steady, and working life extends greatly.
Description
Technical field
The utility model relates to compression set, and more particularly, it relates to a kind of twin-tub without outermost layer of skin belt press.
Background technique
Belt type piston compressor includes oil pressure contracting and contracts 2 kinds without oil pressure.As known technology, without oily piston compressor many employings composite as piston ring.This structure with have oily piston structure similar, just the material of piston ring is made into without can the material of selflubricating under oil condition, motive position increase self oiling bearing between connecting rod and wrist pin; Although this structure can realize without oil pressure contracting, the self oiling bearing between connecting rod and wrist pin is easy to damage, and the life-span is not long.In addition due to the composite of selflubricating, and self oiling bearing is expensive, and cost significantly increases.Due to the existence of these problems, constrain applying of belt type oilless compressor.
One section of application number of our company's application is the utility model patent of 201020105853.9, relate to a kind of efficient oil-free piston compression device, comprise crankshaft base, it is characterized in that described crankshaft base side is in a certain angle and two groups of piston apparatus are set, piston apparatus is by the piston assembly be connected, cylinder, valve plate and cylinder cap composition, in crankshaft base, bearing is set, crankshaft base arranges bent axle by bearing connection, bent axle sets gradually radiation fan and wind scooper, radiation fan is arranged in wind scooper, one end of plug assembly is connected with the eccentric shaft of bent axle, the other end is arranged in cylinder.There is some deficiency in it:
1. its piston assembly comprises connecting rod, piston, wrist pin, piston cup, leather cup gland, guide ring, therefore the part that comprises of this piston assembly is more, not only cost of production is high, and installment work is also simple not enough, and part is many in addition also causes be not very long its working life.
2. its bent axle is wholely set, and during installation, is not easy to piston assembly and aims at the center of cylinder.
3. its kind of drive is rotated by motor straight tape splicing dynamic crankshaft, is not very steady during operation.
Model utility content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of twin-tub without outermost layer of skin belt press, and its structure is more simple, and cost is lower, easy for installation, and run more steady, working life is longer.
For achieving the above object, the utility model provides following technological scheme: a kind of twin-tub is without outermost layer of skin belt press, comprise crankcase, described crankcase is provided with 2 piston apparatus, described each piston apparatus is by oscillating bar assembly, cylinder, valve plate and cylinder cap composition, described oscillating bar assembly is by fork, be arranged on the leather cup of fork upper end, and the gland composition of fixing leather cup, crankcase side wall is fixed with crankshaft base, crankshaft base is by the horizontal fixed conveyor axle of rigid bearing, it is outer and belt pulley is housed that transmission shaft one end stretches out in crankshaft base, the other end is positioned at crankcase and is fixed with crank throw, crank throw is detachably fixedly connected with transmission shaft, the excentric sleeve of crank throw is provided with Oscillating lever bearing, fork is fixed on crank throw by Oscillating lever bearing.
As concrete scheme of the present utility model, have otch bottom described fork, incision is provided with locking nut.
Further, be provided with through hole bottom one of them fork, be provided with step hole bottom another fork, described Oscillating lever bearing arranges in through hole and step hole respectively, and the fork with through hole is positioned at eccentric shaft one end near transmission shaft.
Further, the other end of the relative transmission shaft of described crank throw is provided with fan blade, and the sidewall of the relative fan blade of crankcase has radiation hole.
As concrete scheme of the present utility model, described crank throw is provided with an adjustment otch for the axis hole place of the transmission shaft connected
Preferably, described leather cup is made by filling polytetrafluoro material.
Compared with prior art, the beneficial effects of the utility model are: twin-tub is arranged, and upper gas is larger, and oscillating bar assembly structure is simple, and moving element is less, greatly reduces cost of production, also mitigates installation workload simultaneously; Its crank throw and transmission shaft split are arranged, and are convenient to the aligning installment work of oscillating bar assembly, simultaneously belt pulley belt transmission, and it runs more steady, and working life extends greatly.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of twin-tub of the present utility model without outermost layer of skin belt press;
Fig. 2 is the erection drawing of a kind of twin-tub of the present utility model without outermost layer of skin belt press;
Fig. 3 is the structural representation of the utility model fork 5.1;
Fig. 4 is the sectional view of the utility model fork 5.1;
Fig. 5 is the structural representation of the utility model fork 6.1;
Fig. 6 is the sectional view of the utility model fork 6.1;
Fig. 7 is the structural representation of crank throw.
Reference character: belt pulley 1; Transmission shaft 2; Crankshaft base 3; Crank throw 4; Eccentric shaft 4.1; Regulate otch 4.2; Oscillating bar assembly 5; Fork 5.1; Leather cup 5.2; Gland 5.3; Locking nut 5.4; Through hole 5.5; Otch 5.6; Oscillating lever bearing 5.6; Oscillating bar assembly 6; Fork 6.1; Leather cup 6.2; Gland 6.3; Step hole 6.4; Oscillating lever bearing 6.5; Fan blade 7; Crankcase 8; Radiation hole 8.1; Cylinder 9,10.
Embodiment
Referring to figs. 1 through Fig. 7, a kind of twin-tub of the utility model is described further without outermost layer of skin belt press embodiment.
A kind of twin-tub is without outermost layer of skin belt press, and comprise crankcase 8, be provided with 2 cover piston apparatus on the upside of crankcase 8 at an angle, a set of piston apparatus is made up of oscillating bar assembly 5, cylinder 10, valve plate and cylinder cap; A set of piston apparatus is made up of oscillating bar assembly 6, cylinder 9, valve plate and cylinder cap in addition.Cylinder 9,10, valve plate and cylinder cap are all fixed on crankcase 8.Oscillating bar assembly 5 by fork 5.1, leather cup 5.2, and the gland 5.3 of fixing leather cup 5.2 forms, and wherein has otch 5.6 bottom fork 5.1, is furnished with locking nut 5.4, when screw 5.4 is not locked, the installation endoporus below fork 5.1 can become large a little, conveniently installs; Oscillating bar assembly 6 by fork 6.1, leather cup 6.2, and the gland 6.3 of fixing leather cup 6.2 forms; Oscillating bar assembly 5 is constrained in cylinder 10, axially can only do up and down reciprocatingly swing along cylinder 10; Oscillating bar assembly 6 is constrained in cylinder 9, axially can only do up and down reciprocatingly swing along cylinder 9.Crankcase 8 substantially horizontal is installed with crankshaft base 3, and arrange in crankshaft base 3 and be provided with two rigid bearings, transmission shaft 2 is fixed by rigid bearing by crankshaft base 3; Belt pulley 1 is equipped with in transmission shaft 2 outer end, and the inner is provided with crank throw 4; Belt pulley 1 and transmission shaft 2 and crank throw 4 can rotate under the driving of external force in crankshaft base 3; The eccentric shaft 4.1 of crank throw 4 is equipped with two cover bearings, is connected the major part of oscillating bar assembly 5 by inboard bearing, connected the major part of oscillating bar assembly 6 by outer inboard bearing; Crank throw 4 end face is provided with fan blade 7, the sidewall that crankcase is corresponding has radiation hole 8.1, fan blade 7 with crank throw 4 synchronous axial system, by cooling air swing link guide assembly 5,6 and cylinder 9,10, can force cooling piston oscillating bar assembly 5,6 and cylinder 9,10.
Wherein the axis hole place of crank throw 4 has and regulates otch 4.2, otch 4.2 place is regulated to have corresponding screw hole, by this adjustment otch 4.2 of screw locking, crank throw 4 and transmission shaft 2 be not before fixing, can move left and right along the axis of transmission shaft 2, to ensure that the center of oscillating bar assembly 6 can aim at the center of cylinder 9 automatically, avoid because personal factor causes installation deviation; After oscillating bar assembly 6 aims at the center of cylinder 9 automatically, then the axial position of crank throw 4 with transmission shaft 2 is fixed.Be provided with through hole 5.5 bottom fork 5.1, when locking nut 5.4 is not locked, can axially move relative to the inboard bearing on crank throw 4, after oscillating bar assembly 5 aims at the center of cylinder 10 automatically, locking nut 5.4 is being locked.Be provided with step hole 6.4 bottom fork 6.1, Oscillating lever bearing 5.6 is arranged in through hole 5.5, and Oscillating lever bearing 6.5 is arranged in step hole 6.4, and fork 5.1 is positioned at eccentric shaft 4.1 one end near transmission shaft; During installation, eccentric shaft 4.1 last time toward crank throw 4 loads oscillating bar assembly 5, oscillating bar assembly 6, fan blade 7.
When belt pulley 1 drives transmission shaft 2 to rotate, crank throw 4 also rotates together; Eccentric shaft 4.1 on crank throw 4 drives oscillating bar assembly 5 in cylinder 10, do the to-and-fro motion not needing lubricant oil, drives oscillating bar assembly 6 in cylinder 9, do the to-and-fro motion not needing lubricant oil, achieves the air-breathing needed for compression and exhaust process; The friction of oscillating bar assembly 5 between cylinder 10 is realized by the leather cup 5.2 of selflubricating, and the friction of oscillating bar assembly 6 between cylinder 9 is realized by the leather cup 6.2 of selflubricating; Leather cup 5.2,6.2 is made up of filling polytetrafluoro material, has good self lubricity and pliability, when compressing because gas pressure opens, being close to cylinder, effectively reducing leakage, raising the efficiency; Fan blade 7 rotates the air-flow formed and is directed to cylinder 9,10, forces cooling cylinder 9,10 and oscillating bar assembly 6,5, effectively reduces the temperature of cylinder 9,10 and oscillating bar assembly 5,6, improve compression efficiency.
The utility model is with of the same type without compared with outermost layer of skin band compressor, and its structure is simple, and especially oscillating bar assembly structure is simple, and moving element is less, greatly reduces cost of production, also mitigates installation workload simultaneously; Its crank throw and transmission shaft split are arranged, and are convenient to the aligning installment work of oscillating bar assembly, simultaneously belt pulley belt transmission, and it runs more steady, and working life extends greatly, and twin-tub is arranged simultaneously, and upper gas is larger.
Claims (5)
1. a twin-tub is without outermost layer of skin belt press, comprise crankcase, described crankcase is provided with 2 piston apparatus, it is characterized in that: described each piston apparatus is by oscillating bar assembly, cylinder, valve plate and cylinder cap composition, described oscillating bar assembly is by fork, be arranged on the leather cup of fork upper end, and the gland composition of fixing leather cup, crankcase side wall is fixed with crankshaft base, crankshaft base is by the horizontal fixed conveyor axle of rigid bearing, it is outer and belt pulley is housed that transmission shaft one end stretches out in crankshaft base, the other end is positioned at crankcase and is fixed with crank throw, crank throw is detachably fixedly connected with transmission shaft, the excentric sleeve of crank throw is provided with Oscillating lever bearing, fork is fixed on crank throw by Oscillating lever bearing.
2. a kind of twin-tub according to claim 1 is without outermost layer of skin belt press, it is characterized in that: bottom one of them fork, be provided with through hole, step hole is provided with bottom another fork, described Oscillating lever bearing arranges in through hole and step hole respectively, and the fork with through hole is positioned at eccentric shaft one end near transmission shaft.
3. a kind of twin-tub according to claim 2 is without outermost layer of skin belt press, it is characterized in that: described has otch with bottom the fork of through hole, and incision is provided with locking nut
Twin-tub according to claim 1, without outermost layer of skin belt press, is characterized in that: the other end of the relative transmission shaft of described crank throw is provided with fan blade, and the sidewall of the relative fan blade of crankcase has radiation hole.
4. a kind of twin-tub according to claim 1 and 2 is without outermost layer of skin belt press, it is characterized in that: described crank throw is provided with an adjustment otch for the axis hole place of the transmission shaft connected.
5. twin-tub according to claim 1 is without outermost layer of skin belt press, it is characterized in that: described leather cup is made by filling polytetrafluoro material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420526406.9U CN204113571U (en) | 2014-09-13 | 2014-09-13 | A kind of twin-tub is without outermost layer of skin belt press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420526406.9U CN204113571U (en) | 2014-09-13 | 2014-09-13 | A kind of twin-tub is without outermost layer of skin belt press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204113571U true CN204113571U (en) | 2015-01-21 |
Family
ID=52330887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420526406.9U Active CN204113571U (en) | 2014-09-13 | 2014-09-13 | A kind of twin-tub is without outermost layer of skin belt press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204113571U (en) |
-
2014
- 2014-09-13 CN CN201420526406.9U patent/CN204113571U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201650663U (en) | Efficient oil-free piston compression device | |
| CN204041380U (en) | A kind of multi-cylinder opposed piston is without oil pressure compression apparatus | |
| CN1662744A (en) | Hermetic compressor | |
| CN202560507U (en) | Oilless air compressor | |
| CN204082483U (en) | A kind of twin-tub is without oily piston compression device | |
| CN204827843U (en) | Double -cylinder does not have oil and directly allies oneself with air compressor machine | |
| CN204113571U (en) | A kind of twin-tub is without outermost layer of skin belt press | |
| CN204113586U (en) | A kind of single cylinder is without oily piston compression device | |
| CN106286210B (en) | Reciprocating vacuum pump | |
| CN204113569U (en) | Single cylinder is without outermost layer of skin belt press | |
| CN102953954A (en) | Electric oil pump | |
| CN104033352A (en) | Compressor for natural gas refilling substation | |
| CN204827844U (en) | Improved generation double -cylinder does not have oil and directly allies oneself with air compressor machine | |
| CN204113570U (en) | Three cylinders are without outermost layer of skin belt press | |
| CN203962319U (en) | A kind of refrigeration compressor piston driving mechanism | |
| CN103452798A (en) | Transmission device of vertical star-like high-pressure air compressor | |
| CN105351197A (en) | Rotary piston type compressor | |
| CN206257014U (en) | A kind of piston compressor | |
| CN201865877U (en) | Double-cylinder oil-free compressor | |
| CN203098200U (en) | Mini-type full oil-free lubrication high pressure oxygen compressor | |
| CN105756713A (en) | Runner-crank linear piston speed-changing force applying mechanism | |
| CN204877819U (en) | Eccentric gyration power end structure of reciprocating pump | |
| CN203939650U (en) | Oil-free air compressor | |
| CN203362516U (en) | Rotary compression device | |
| CN206129523U (en) | Reciprocating vacuum pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |