CN203978750U - A kind of commercial compressor arrangement - Google Patents
A kind of commercial compressor arrangement Download PDFInfo
- Publication number
- CN203978750U CN203978750U CN201420328665.0U CN201420328665U CN203978750U CN 203978750 U CN203978750 U CN 203978750U CN 201420328665 U CN201420328665 U CN 201420328665U CN 203978750 U CN203978750 U CN 203978750U
- Authority
- CN
- China
- Prior art keywords
- cavity
- hole
- oil duct
- crankshaft
- cylinder
- 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 - Lifetime
Links
- 230000030279 gene silencing Effects 0.000 claims abstract description 28
- 239000011148 porous material Substances 0.000 claims abstract description 28
- 239000000758 substrate Substances 0.000 claims description 24
- 238000000034 method Methods 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 17
- 238000005461 lubrication Methods 0.000 abstract description 15
- 239000003921 oil Substances 0.000 description 111
- 239000000314 lubricant Substances 0.000 description 8
- 239000000446 fuel Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Landscapes
- Compressor (AREA)
Abstract
The utility model discloses a kind of commercial compressor arrangement, the top of the crankshaft hole of body is provided with and is crankshaft cavity cylindraceous, on the dual-side wall of crankshaft cavity, be equipped with silencing cavity and air storing cavity, described silencing cavity is communicated with the air storing cavity of homonymy by air outlet hole, described cylinder-bore is set on the crankshaft cavity limit wall between the silencing cavity of both sides, cylinder-bore is provided with valve plate and cylinder head away from the exterior edge face of crankshaft cavity one side, valve plate is provided with suction port and exhaust port, two front-seat pores that are arranged on valve plate middle part are communicated with the silencing cavity of both sides by two bloops that are arranged on cylinder-bore exterior edge face respectively.Compressor block structureborne noise that it has solved prior art is effectively large, the problem of temperature rise, compressor arrangement of the present utility model operates steadily, and noise is little, the smooth and easy temperature rise of exhaust is low, effectively improve the lubrication effect of bent axle in rotation process, long service life, has very high use value.
Description
Technical field
The utility model relates to Compressor Technology field, particularly relates to a kind of good stability, noise is little and temperature rise is low commercial compressor block.
Background technique
The single cylinder compressor body of prior art adopts single channel exhaust structure mostly, and the compressor block of this structure is not symplex structure conventionally, and when bent axle rotates, the balance of body is poor, easily produces larger noise.On the other hand, single channel exhaust structure is owing to being subject to the impact of pipeline section, and its exhaust velocity is slower, and this situation can cause compressor temperature to raise; Open day is on July 6th, 2011, and the patent document that publication number is CN201891583U discloses a kind of compressor block with oil-collecting hole, comprises mainboard, and mainboard upper-end surface is provided with piston projection; Piston projection is provided with piston hole; Piston hole end face is provided with oil-collecting hole, and oil-collecting hole and piston projection upper-end surface connect.The piston hole end face of this compressor block with oil-collecting hole is provided with oil-collecting hole and connects with piston projection upper-end surface, has lengthened the oily length of connecing of piston, makes piston lubrication abundant, and efficiency improves, and has extended the working life of piston.But this compressor block does not solve organism balance and the smooth and easy problem of exhaust, and operation noise and the temperature rise of compressor are larger.On the other hand, bent axle is the critical component that compressor electric motor is connected with piston, and bent axle generally includes axle, axis and lower shaft, and wherein lower shaft is connected with the rotor of motor, and axis is connected with piston by connecting rod.Bent axle, as the critical component that connects motor and piston, rotates by driven by motor bent axle, and then drives piston movement.Bent axle in rotation process, lower shaft by and the bent axle hole wall that coordinates of its installation between produce phase mutual friction; Axis will produce phase mutual friction between the connecting rod being mated; And piston in movement process will and inboard wall of cylinder block between produce phase mutual friction; Therefore how effectively to reduce bent axle suffered frictional force in rotation process, and the suffered frictional force of piston in movement process, reduce compressor power consumption with this, it is very important improving the compressor life-span.Open day is on March 19th, 2014, publication number is that the patent document of CN203488334U discloses a kind of Novel compressor crankshaft, aim to provide and a kind ofly not only can effectively improve the lubrication effect of bent axle in rotation process, can also effectively improve the Novel compressor crankshaft of the lubrication effect of piston in movement process.It comprises major axis, minor axis and be arranged on major axis and minor axis between link, the end face of described minor axis is provided with axially extended oil supply hole, the end face of described major axis is provided with the oil nozzle attachment hole coaxial with major axis, in major axis, be also provided with exhaust passage, this exhaust passage extends axially along major axis, and one end of exhaust passage is communicated with oil nozzle attachment hole, the other end connects link and communicates with the external world; On described major axis, minor axis and link, be also provided with the asphalt channel that is communicated with oil nozzle attachment hole and oil supply hole, on described minor axis outer side surface, be also provided with the oil groove communicating with oil supply hole.But the fuel feeding of minor axis is by the spiral oil duct on major axis outer side surface on this bent axle, lack special oil supply pipeline and its fuel supply path complications are long, its lubrication effect is not good.
Model utility content
Compressor block structureborne noise that the purpose of this utility model is to solve prior art is large, the problem of temperature rise and the commercial compressor arrangement that a kind of noise that operates steadily is little, the smooth and easy temperature rise of exhaust is low is provided.
Second object of the present utility model is for solving compressor crank shaft of the prior art not good problem of lubrication effect in rotation process, a kind of commercial compressor arrangement that can effectively improve the lubrication effect of bent axle in rotation process being provided.
The utility model for solving the problems of the technologies described above adopted technological scheme is: a kind of commercial compressor arrangement, comprise housing, body, motor and control gear, described body, motor is arranged in housing, motor connects with the piston in body cylinder-bore by bent axle, described body comprises a substrate, the middle part of substrate is provided with a crankshaft hole post to downward-extension, in crankshaft hole post, be provided with crankshaft hole, on substrate, the top of crankshaft hole is provided with and is crankshaft cavity cylindraceous, on the dual-side wall of crankshaft cavity, be equipped with silencing cavity and air storing cavity, described silencing cavity is communicated with the air storing cavity of homonymy by air outlet hole, described cylinder-bore is set on the crankshaft cavity limit wall between the silencing cavity of both sides, cylinder-bore is provided with valve plate and cylinder head away from the exterior edge face of crankshaft cavity one side, valve plate is provided with suction port and exhaust port, described exhaust port comprises two front-seat pores and two final vacuum holes, two front-seat pores that are arranged on valve plate middle part are communicated with the silencing cavity of both sides by two bloops that are arranged on cylinder-bore exterior edge face respectively.Different from the one-sided exhaust structure of prior art, the utility model is provided with the crankshaft cavity for holding bent axle above substrate, arrange two-way vent systems in crankshaft cavity both sides simultaneously, and cylinder-bore is arranged on the neutral position of two-way vent systems, structurally improve the state of equilibrium of the animal economy centered by crankshaft hole, optimize the balance proportioning in animal economy weight, the stationarity while having improved compressor operating, thus reduce operation noise.On the other hand, owing to adopting two-way exhaust, therefore its exhaust velocity is accelerated greatly than the compressor of prior art, has effectively avoided the compressor temperature rising problem causing slowly due to exhaust velocity.
As preferably, bent axle comprises axle, axis and lower shaft, described upper axle is coaxial with lower shaft, axis is with respect to upper axle and lower shaft biasing, upper axle fits on bent axle frame, and lower shaft inside is provided with lower oil duct, in the bent axle of lower oil duct top, is provided with oil duct, the lower end of upper oil duct is communicated with lower oil duct, and the upper end open of upper oil duct is positioned at the upper-end surface of axle.Bent axle of the present utility model adopts the three-stage structure lengthening, and upper axle is fixed on compressor block by bent axle frame, and axis is connected driven plunger with connecting rod, lower shaft connection motor, and this 3 stops crankshaft structure has and operates steadily, the advantage that noise is little.In bent axle rotation process, lubricant oil in lower oil duct under the effect of inertial centrifugal force, rise and go directly on the upper-end surface of axle, lubricant oil throws away at the upper end-hole place of upper oil duct, a part of lubricant oil is distributed on the inwall of piston/cylinder, therefore can effectively improves the lubrication effect of piston in movement process.
As preferably, upper oil duct is three, article three, the same side of lower shaft is located in the lower end of upper oil duct, article three, upper oil duct all with the axis parallel of lower shaft, the outer circumferential face of described upper axle is provided with shafting oil groove, the outer circumferential face of axis is provided with axis oil groove, and the upper end portion outer circumferential face of lower shaft is provided with lower shaft oil groove, and described upper shafting oil groove, axis oil groove and lower shaft oil groove is communicated with three upper oil ducts by attachment hole respectively.Corresponding oil groove is set on upper axle, axis and lower shaft, and pass through upper oil duct to oil groove DFF Direct Fuel Feed, due to upper oil duct of the present utility model and shaft parallel linearly, therefore fuel supply path is the shortest, oil fast, solved compressor crank shaft of the prior art not good problem of lubrication effect in rotation process.
As preferably, upper shafting oil groove and lower shaft oil groove are the one section of curve bath being circumferentially arranged on bent axle outer circumferential face, attachment hole is positioned at the starting point of curve bath, and the degree of depth of curve bath reduces gradually from starting point to the other end, and the bearing of trend of curve bath is contrary with the sense of rotation of bent axle.Upper shafting oil groove and the bearing of trend of lower shaft oil groove are contrary with the sense of rotation of bent axle, and the lubricant oil being conducive in oil groove enters on the junction plane of bent axle and bent axle frame and connecting rod, improve lubrication effect.
As preferably, the outer wall of lower shaft is provided with goes back helical oil groove, and the underpart of helical oil groove is provided with the through hole being communicated with lower oil duct, and described through hole is positioned at the middle part of lower oil duct, the rotation direction of described helical oil groove is contrary with the sense of rotation of bent axle, and the lead angle of helical oil groove is 42 degree to 48 degree.The rotation direction of helical oil groove is contrary with the sense of rotation of bent axle, and the lubricant oil being conducive in helical oil groove enters on the fitting surface of lower shaft and bent axle hole wall, improves lubrication effect.
As preferably, silencing cavity and air storing cavity are all cylindrical, the longitudinal center line of silencing cavity is vertical with substrate, the longitudinal center line of air storing cavity is parallel with substrate, the bottom of silencing cavity and air storing cavity is equipped with fixing threaded hole, substrate downside is provided with 4 under-chassis, and rectangular being arranged symmetrically with is also provided with three body fixed holes on substrate.Silencing cavity of the present utility model and air storing cavity all adopt open type structure, are conducive to technological forming, and after machining cylinder block completes, installation cover plate solves the closed question of silencing cavity and air storing cavity.
As preferably, the upper end-hole of crankshaft cavity is provided with the circular platform for fixed crankshaft frame, and circular platform is provided with bent axle frame fixed hole; The sidewall that crankshaft cavity is relative with cylinder-bore is provided with rectangular aperture, and the axis projection of described cylinder-bore is positioned at rectangular aperture.The opening that is greater than cylinder-bore is set on the crankshaft cavity sidewall of cylinder-bore opposite side, can conveniently processes and safeguard.
As preferably, final vacuum hole is arranged on the both sides of front-seat pore, and described suction port and front-seat pore are all positioned at the elongated area of cylinder-bore, and the symmetrical center line of two front-seat pores is positioned on the central plane in cylinder cylinder hole, and valve plate is provided with valve block fixed hole.Suction port and front-seat pore are arranged symmetrically with in respect to the corresponding cylinder-bore of valve plate region, and the distribution of force of balanced valve plate effectively improves reliability.
As preferably, front and rear row pore is two circular holes that diameter is identical, and the diameter in final vacuum hole is greater than the diameter of front-seat pore, and described suction port is waist shaped hole, and the sectional area of suction port is less than the sectional area sum of two front-seat pores.From the refrigeration agent of discharging in cylinder, premenstrual exhaust port, cylinder head enter final vacuum hole, then discharge by the passage arranging on cylinder body, and on valve plate, the diameter in final vacuum hole is greater than front-seat pore, is conducive to smooth exhaust.As preferably, the cross section of upper oil duct and lower oil duct is circle, and the diameter of upper oil duct is the 20%-25% of lower oil duct diameter, and described upper oil duct is positioned at the extension cross section of lower oil duct, and its circumference of joint of upper oil duct and lower oil duct is tangent.Its circumference of the joint of upper oil duct and lower oil duct is tangent can be made to oil as far as possible away from the center of lower shaft on bent axle, the effect that oils when promoting bent axle and rotating, the processing of convenient upper oil duct simultaneously.
The beneficial effects of the utility model are: compressor block structureborne noise that it has solved prior art is effectively large, the problem of temperature rise, also solved compressor crank shaft of the prior art not good problem of lubrication effect in rotation process, compressor arrangement of the present utility model operates steadily, and noise is little, the smooth and easy temperature rise of exhaust is low, effectively improve the lubrication effect of bent axle in rotation process, long service life, has very high use value.
Brief description of the drawings
Fig. 1 is a kind of overall structure sectional view of the present utility model;
Fig. 2 is a kind of structural representation of the utility model valve plate;
Fig. 3 is a kind of perspective view of the utility model body;
Fig. 4 is a kind of structure sectional view of the utility model body;
Fig. 5 is the left view of Fig. 4;
Fig. 6 is the right elevation of Fig. 4;
Fig. 7 is the A-A sectional view of Fig. 5;
The plan structure schematic diagram of Fig. 8 Fig. 4;
Fig. 9 is a kind of perspective view of the utility model bent axle;
Figure 10 is a kind of structural representation of the utility model bent axle;
Figure 11 is the right elevation of Figure 10.
In figure: 1. body, 2. substrate, 3. crankshaft hole post, 4. crankshaft hole, 5. crankshaft cavity, 6. silencing cavity, 7. air storing cavity, 8. air outlet hole, 9. cylinder-bore, 10. valve plate, 11. cylinder head, 12. suction ports, 13. front-seat pores, 14. final vacuum holes, 15. bloops, 16. bent axles, axle on 17., 18. axis, 19. lower shafts, 20. bent axle framves, 21. times oil ducts, oil duct on 22., shafting oil groove on 23., 24. axis oil grooves, 25. lower shaft oil grooves, 26. attachment holes, 27. helical oil grooves, 28. through holes, 29. fixing threaded holes, 30. under-chassis, 31. body fixed holes, 32. circular platforms, 33. bent axle frame fixed holes, 34. rectangular apertures, 35. valve block fixed holes, 36. motors, 37. connecting rods, 38. oil-Absorbing nozzles, 39. housings.
Embodiment
Below by embodiment, and by reference to the accompanying drawings the embodiment of technical solutions of the utility model is further described.
Embodiment 1
In embodiment 1 as shown in Figure 1, there is shown, a kind of commercial compressor arrangement, comprise housing 39, body 1, motor 36 and control gear, described body, motor are arranged in housing, motor connects with the piston in body cylinder-bore by bent axle 16, connecting rod 37, described body comprises that a substrate 2(is shown in Fig. 3), the middle part of substrate is provided with a crankshaft hole post 3 to downward-extension, in crankshaft hole post, be provided with crankshaft hole 4(and see Fig. 4), substrate downside is provided with 4 under-chassis 30, rectangular being arranged symmetrically with, is also provided with three body fixed holes 31 on substrate.On substrate, the top of crankshaft hole is provided with and is crankshaft cavity 5 cylindraceous, and the upper end-hole of crankshaft cavity is provided with the circular platform 32 for fixed crankshaft frame, and circular platform is provided with bent axle frame fixed hole 33, the sidewall that crankshaft cavity is relative with cylinder-bore is provided with rectangular aperture 34, and the axis projection of described cylinder-bore is positioned at rectangular aperture, on the dual-side wall of crankshaft cavity, be equipped with silencing cavity 6 and air storing cavity 7, silencing cavity and air storing cavity be cylindrical (see figure 5) all, the longitudinal center line of silencing cavity is vertical with substrate, the longitudinal center line of air storing cavity is parallel with substrate, the bottom of silencing cavity and air storing cavity is equipped with fixing threaded hole 29, described silencing cavity is communicated with (see figure 7) by air outlet hole 8 with the air storing cavity of homonymy, described cylinder-bore 9 is set on the crankshaft cavity limit wall between the silencing cavity of both sides, cylinder-bore is provided with valve plate 10 and cylinder head 11 away from the exterior edge face of crankshaft cavity one side, valve plate is provided with suction port 12 and exhaust port, described exhaust port comprises that two front-seat pores 13 and two final vacuum hole 14(are shown in Fig. 2), final vacuum hole is arranged on the both sides of front-seat pore, front and rear row pore is two circular holes that diameter is identical, the diameter in final vacuum hole is greater than the diameter of front-seat pore, described suction port is waist shaped hole, the sectional area of suction port is less than the sectional area sum of two front-seat pores, two front-seat pores that are arranged on valve plate middle part are shown in Fig. 6 by two bloop 15(that are arranged on cylinder-bore exterior edge face respectively, Fig. 8) be communicated with the silencing cavity of both sides.Described suction port and front-seat pore are all positioned at the elongated area of cylinder-bore, and the symmetrical center line of two front-seat pores is positioned on the central plane in cylinder cylinder hole, and valve plate is provided with valve block fixed hole 35.
Bent axle 16 comprises axle 17, axis 18 and lower shaft 19, described upper axle is coaxial with lower shaft, axis is with respect to upper axle and lower shaft biasing, upper axle fits on bent axle frame 20, lower shaft inside is provided with lower oil duct 21, and lower shaft lower end connects oil-Absorbing nozzle 38, in the bent axle of lower oil duct top, is provided with oil duct 22, the lower end of upper oil duct is communicated with lower oil duct, and the upper end open of upper oil duct is positioned at the upper-end surface of axle (seeing Fig. 9, Figure 10).Upper oil duct is three, article three, the same side of lower shaft is located in the lower end of upper oil duct, article three, upper oil duct all with the axis parallel of lower shaft, the cross section of upper oil duct and lower oil duct is circle, the diameter of upper oil duct is the 20%-25% of lower oil duct diameter, the present embodiment is 24%, and described upper oil duct is positioned at the extension cross section of lower oil duct, and its circumference of joint of upper oil duct and lower oil duct is tangent.The outer circumferential face of described upper axle is provided with shafting oil groove 23, the outer circumferential face of axis is provided with axis oil groove 24, the upper end portion outer circumferential face of lower shaft is provided with lower shaft oil groove 25, and described upper shafting oil groove, axis oil groove and lower shaft oil groove is communicated with three upper oil ducts by attachment hole 26 respectively.Upper shafting oil groove and lower shaft oil groove are the one section of curve bath being circumferentially arranged on bent axle outer circumferential face, and attachment hole is positioned at the starting point of curve bath, and the degree of depth of curve bath reduces gradually from starting point to the other end, and the bearing of trend of curve bath is contrary with the sense of rotation of bent axle.The outer wall of lower shaft is provided with goes back helical oil groove 27, the underpart of helical oil groove is provided with the through hole 28 being communicated with lower oil duct, described through hole is positioned at the middle part of lower oil duct, the rotation direction of described helical oil groove is contrary with the sense of rotation of bent axle, the lead angle of helical oil groove is 42 degree to 48 degree, and the present embodiment is 45 degree.
The utility model is provided with the crankshaft cavity for holding bent axle above substrate, arrange two-way vent systems in crankshaft cavity both sides simultaneously, structurally improve the state of equilibrium of the animal economy centered by crankshaft hole, optimize the balance proportioning in animal economy weight, stationarity while having improved compressor operating, thus operation noise reduced.Owing to adopting two-way exhaust, its exhaust velocity is accelerated greatly than the compressor of prior art, has effectively avoided the compressor temperature rising problem causing slowly due to exhaust velocity.On the other hand, bent axle of the present utility model arranges oil duct specially to oil groove DFF Direct Fuel Feed, in bent axle rotation process, lubricant oil in lower oil duct under the effect of inertial centrifugal force, rise and pass through on oil duct to each oil groove DFF Direct Fuel Feed, solved compressor crank shaft of the prior art not good problem of lubrication effect in rotation process.In addition, upper oil duct of the present utility model upper end opens at the upper-end surface of axle, and therefore, unnecessary lubricant oil throws away at the upper end-hole place of upper oil duct, a part of lubricant oil is distributed on the inwall of piston/cylinder, therefore can effectively improves the lubrication effect of piston in movement process.
In addition to the implementation; in the utility model claims and specification scope of disclosure; technical characteristics of the present utility model or technical data can again be chosen or combine; thereby form new embodiment, the new embodiment that these the utility model are not described in detail also belongs to protection domain of the present utility model.
Claims (10)
1. a commercial compressor arrangement, comprise housing, body, motor and control gear, described body, motor is arranged in housing, motor connects with the piston in body cylinder-bore by bent axle, it is characterized in that: described body (1) comprises a substrate (2), the middle part of substrate is provided with a crankshaft hole post (3) to downward-extension, in crankshaft hole post, be provided with crankshaft hole (4), on substrate, the top of crankshaft hole is provided with and is crankshaft cavity cylindraceous (5), on the dual-side wall of crankshaft cavity, be equipped with silencing cavity (6) and air storing cavity (7), described silencing cavity is communicated with the air storing cavity of homonymy by air outlet hole (8), described cylinder-bore (9) is set on the crankshaft cavity limit wall between the silencing cavity of both sides, cylinder-bore is provided with valve plate (10) and cylinder head (11) away from the exterior edge face of crankshaft cavity one side, valve plate is provided with suction port (12) and exhaust port, described exhaust port comprises two front-seat pores (13) and two final vacuum holes (14), two front-seat pores that are arranged on valve plate middle part are communicated with the silencing cavity of both sides by two bloops (15) that are arranged on cylinder-bore exterior edge face respectively.
2. commercial compressor arrangement according to claim 1, it is characterized in that, described bent axle (16) comprises axle (17), axis (18) and lower shaft (19), described upper axle is coaxial with lower shaft, and axis is with respect to upper axle and lower shaft biasing, and upper axle fits on bent axle frame (20), lower shaft inside is provided with lower oil duct (21), in the bent axle of lower oil duct top, be provided with oil duct (22), the lower end of upper oil duct is communicated with lower oil duct, and the upper end open of upper oil duct is positioned at the upper-end surface of axle.
3. commercial compressor arrangement according to claim 2, it is characterized in that, described upper oil duct is three, article three, the same side of lower shaft is located in the lower end of upper oil duct, article three, upper oil duct all with the axis parallel of lower shaft, the outer circumferential face of described upper axle is provided with shafting oil groove (23), the outer circumferential face of axis is provided with axis oil groove (24), the upper end portion outer circumferential face of lower shaft is provided with lower shaft oil groove (25), and described upper shafting oil groove, axis oil groove and lower shaft oil groove is communicated with three upper oil ducts by attachment hole (26) respectively.
4. commercial compressor arrangement according to claim 3, it is characterized in that, described upper shafting oil groove and lower shaft oil groove are the one section of curve bath being circumferentially arranged on bent axle outer circumferential face, attachment hole is positioned at the starting point of curve bath, the degree of depth of curve bath reduces gradually from starting point to the other end, and the bearing of trend of curve bath is contrary with the sense of rotation of bent axle.
5. commercial compressor arrangement according to claim 2, it is characterized in that, the outer wall of described lower shaft is provided with goes back helical oil groove (27), the underpart of helical oil groove is provided with the through hole (28) being communicated with lower oil duct, described through hole is positioned at the middle part of lower oil duct, the rotation direction of described helical oil groove is contrary with the sense of rotation of bent axle, and the lead angle of helical oil groove is 42 degree to 48 degree.
6. commercial compressor arrangement according to claim 1, it is characterized in that, silencing cavity and air storing cavity are all cylindrical, the longitudinal center line of silencing cavity is vertical with substrate, the longitudinal center line of air storing cavity is parallel with substrate, and the bottom of silencing cavity and air storing cavity is equipped with fixing threaded hole (29), and substrate downside is provided with 4 under-chassis (30), rectangular being arranged symmetrically with, is also provided with three body fixed holes (31) on substrate.
7. commercial compressor arrangement according to claim 1, is characterized in that, the upper end-hole of crankshaft cavity is provided with the circular platform (32) for fixed crankshaft frame, and circular platform is provided with bent axle frame fixed hole (33); The sidewall that crankshaft cavity is relative with cylinder-bore is provided with rectangular aperture (34), and the axis projection of described cylinder-bore is positioned at rectangular aperture.
8. commercial compressor arrangement according to claim 1, it is characterized in that, described final vacuum hole is arranged on the both sides of front-seat pore, described suction port and front-seat pore are all positioned at the elongated area of cylinder-bore, the symmetrical center line of two front-seat pores is positioned on the central plane in cylinder cylinder hole, and valve plate is provided with valve block fixed hole (35).
9. according to the commercial compressor arrangement described in claim 1-8 any one, it is characterized in that, front and rear row pore is two circular holes that diameter is identical, the diameter in final vacuum hole is greater than the diameter of front-seat pore, described suction port is waist shaped hole, and the sectional area of suction port is less than the sectional area sum of two front-seat pores.
10. according to the commercial compressor arrangement described in claim 1-8 any one, it is characterized in that, the cross section of upper oil duct and lower oil duct is circle, the diameter of upper oil duct is the 20%-25% of lower oil duct diameter, described upper oil duct is positioned at the extension cross section of lower oil duct, and its circumference of joint of upper oil duct and lower oil duct is tangent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420328665.0U CN203978750U (en) | 2014-06-19 | 2014-06-19 | A kind of commercial compressor arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420328665.0U CN203978750U (en) | 2014-06-19 | 2014-06-19 | A kind of commercial compressor arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203978750U true CN203978750U (en) | 2014-12-03 |
Family
ID=51976203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420328665.0U Expired - Lifetime CN203978750U (en) | 2014-06-19 | 2014-06-19 | A kind of commercial compressor arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203978750U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105041619A (en) * | 2015-06-26 | 2015-11-11 | 广州万宝集团压缩机有限公司 | Oil pumping structure for outer rotor refrigerating compressor |
| CN107131130A (en) * | 2017-05-19 | 2017-09-05 | 珠海凌达压缩机有限公司 | Crankshaft structure and the compressor with it |
| CN111946589A (en) * | 2020-09-18 | 2020-11-17 | 浙江麦迪制冷科技股份有限公司 | Direct current compressor |
-
2014
- 2014-06-19 CN CN201420328665.0U patent/CN203978750U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105041619A (en) * | 2015-06-26 | 2015-11-11 | 广州万宝集团压缩机有限公司 | Oil pumping structure for outer rotor refrigerating compressor |
| CN107131130A (en) * | 2017-05-19 | 2017-09-05 | 珠海凌达压缩机有限公司 | Crankshaft structure and the compressor with it |
| CN111946589A (en) * | 2020-09-18 | 2020-11-17 | 浙江麦迪制冷科技股份有限公司 | Direct current compressor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203978750U (en) | A kind of commercial compressor arrangement | |
| CN201474913U (en) | Crankshaft structure of refrigerator compressor | |
| CN103382931B (en) | A kind of refrigeration compressor oil supply system | |
| CN102953961A (en) | Refrigerator compressor and lubricating-oil supplying device | |
| CN203051043U (en) | Refrigerator compressor and lubricating oil supply device | |
| CN101696690A (en) | Eccentric crankshaft for compressor and rotary compressor using eccentric crankshaft | |
| CN201568304U (en) | Eccentric crankshaft for compressor and rotary compressor using the same | |
| CN202718834U (en) | Crankshaft of compressor | |
| CN202646016U (en) | Commercial scroll compressor dynamic balance oil supply mechanism | |
| CN202900655U (en) | Low pressure oil injection type screw compressor | |
| CN204877842U (en) | Be equipped with compressor of novel bent axle | |
| CN209179974U (en) | Novel compressor crankshaft | |
| CN103899634A (en) | Special crankshaft with double oil grooves for refrigerator compressor | |
| CN203463626U (en) | Self-circulation lubricating device for front-back alternating rotating vertical type speed reducer | |
| CN203939654U (en) | A kind of commercial compressor lengthens bent axle | |
| CN203532702U (en) | Input shaft bearing lubricating structure for double-clutch automatic gearbox | |
| CN102734171B (en) | Dynamic balance oil supply mechanism for commercial scroll compressor | |
| CN205013515U (en) | External gear pump's antifriction bearing structure and external gear pump | |
| CN205260085U (en) | Novel cam shaft | |
| CN201047360Y (en) | Air-cooled type bearing body used for centrifugal pump | |
| CN204783677U (en) | Rotary compressor and bent axle thereof | |
| CN204284185U (en) | A kind of two upper oil hole balanced type bent axle | |
| CN202970929U (en) | Cylinder head cover structure of motorcycle engine | |
| CN204716497U (en) | A kind of compressor crank shaft | |
| CN203570596U (en) | Eccentric sliding sleeve with oil gas pumping function for scroll compressor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Hangzhou City, Zhejiang province 311000 industrial city of Yuhang Xianlin holy Road No. 1 Patentee after: HANGZHOU QIANJIANG COMPRESSOR GROUP Co.,Ltd. Address before: Hangzhou City, Zhejiang province 311000 industrial city of Yuhang Xianlin holy Road No. 1 Patentee before: HANGZHOU QIANJIANG COMPRESSOR Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 1, Yuhang street, Yuhang street, Yuhang District, Hangzhou, Zhejiang Patentee after: HANGZHOU QIANJIANG REFRIGERATION COMPRESSOR GROUP Co.,Ltd. Address before: Hangzhou City, Zhejiang province 311000 industrial city of Yuhang Xianlin holy Road No. 1 Patentee before: HANGZHOU QIANJIANG COMPRESSOR GROUP Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20141203 |