CN105179241A - Horizontal fully-closed revolving compressor with oval rotor - Google Patents
Horizontal fully-closed revolving compressor with oval rotor Download PDFInfo
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- CN105179241A CN105179241A CN201510638149.7A CN201510638149A CN105179241A CN 105179241 A CN105179241 A CN 105179241A CN 201510638149 A CN201510638149 A CN 201510638149A CN 105179241 A CN105179241 A CN 105179241A
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- 239000003921 oil Substances 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000010687 lubricating oil Substances 0.000 claims description 5
- 230000004323 axial length Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 9
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000005057 refrigeration Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000003507 refrigerant Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
本发明公开了一种卧式全封闭椭圆转子回转压缩机。本发明包括主机盖、排气阀、排气管、吸气管、气缸体、辅助机盖、右机壳、主轴、电机转子、电机定子、椭圆转子、滑片；所述主机盖与气缸体配合的一侧，位于滑片槽的一侧，沿轴向开设有未贯穿、对称布置的两个进气口，另一侧开设有贯穿至进气口，并与进气口连通的进气孔，位于滑片槽的另一侧，对称开设有贯穿的两个排气孔，排气孔位置安装有排气阀，气缸体扇形部分开设有沿轴向贯穿、径向未贯穿、与气缸内壁连通的滑片槽，椭圆转子长轴尺寸与气缸内壁的内径尺寸一致；本发明的卧式全封闭椭圆转子回转压缩机，零件形状简单、加工装配方便、外形尺寸小、结构紧凑、占空间少、密封性好、运转平稳、可靠性高、节能环保。
The invention discloses a horizontal fully enclosed elliptical rotor rotary compressor. The invention includes a main engine cover, an exhaust valve, an exhaust pipe, an air suction pipe, a cylinder block, an auxiliary machine cover, a right casing, a main shaft, a motor rotor, a motor stator, an elliptical rotor, and a slide plate; the main engine cover and the cylinder block The matching side is located on one side of the slide groove, and two air inlets are not penetrated and symmetrically arranged in the axial direction, and the other side is opened with an air inlet that penetrates to the air inlet and communicates with the air inlet. The holes are located on the other side of the slide groove, and there are two exhaust holes that penetrate symmetrically. An exhaust valve is installed at the position of the exhaust holes. The inner wall is connected with the sliding vane groove, and the long-axis size of the elliptical rotor is consistent with the inner diameter of the inner wall of the cylinder; the horizontal fully enclosed elliptical rotor rotary compressor of the present invention has simple parts shape, convenient processing and assembly, small overall size, compact structure, and space-saving Less, good sealing, stable operation, high reliability, energy saving and environmental protection.
Description
技术领域technical field
本发明涉及制冷技术领域，特别是涉及一种卧式全封闭椭圆转子回转压缩机。The invention relates to the technical field of refrigeration, in particular to a horizontal fully enclosed elliptical rotor rotary compressor.
背景技术Background technique
全封闭卧式回转容积型制冷压缩机，因其结构紧凑，运转平稳，容积效率高等特点，目前被广泛地应用在各种小型制冷装置中，但是密封和摩擦是影响回转式制冷压缩机容积效率、使用寿命以及运行性能的主要因素，因此，提出摩擦损失小、密封性好、运转平稳、可靠性高的卧式全封闭椭圆转子回转压缩机。目前，未见有实施例。Fully enclosed horizontal rotary volumetric refrigeration compressors are currently widely used in various small refrigeration devices due to their compact structure, stable operation, and high volumetric efficiency. However, sealing and friction affect the volumetric efficiency of rotary refrigeration compressors. Therefore, a horizontal fully enclosed elliptical rotor rotary compressor with small friction loss, good sealing, stable operation and high reliability is proposed. At present, there are no examples.
发明内容Contents of the invention
本发明的目的是针对现有技术中存在的技术缺陷，而提供一种摩擦损失小、密封性好、运转平稳、可靠性高、节能环保的用于小型制冷系统中的卧式全封闭椭圆转子回转压缩机。The object of the present invention is to aim at the technical defects existing in the prior art, and to provide a horizontal fully enclosed elliptical rotor used in small refrigeration systems with small friction loss, good sealing performance, stable operation, high reliability, energy saving and environmental protection Rotary compressor.
本发明一种卧式全封闭椭圆转子回转压缩机，包括主机盖、排气阀、排气管、吸气管、气缸体、辅助机盖螺栓、辅助机盖、右机壳、主轴、电机转子、电机定子、椭圆转子、滑片、左机壳、供油管、滑片槽；A horizontal fully enclosed elliptical rotor rotary compressor of the present invention comprises a main engine cover, an exhaust valve, an exhaust pipe, an air suction pipe, a cylinder block, auxiliary cover bolts, an auxiliary cover, a right casing, a main shaft, and a motor rotor , motor stator, elliptical rotor, sliding vane, left casing, oil supply pipe, sliding vane groove;
所述主机盖由圆形中部和两个对称设置的扇形侧翼组成，主机盖外边沿沿轴向开设有贯穿的螺栓孔，主机盖与气缸体配合的内侧，沿轴向开设有未贯穿、对称布置的两个进气口，主机盖外侧开设有贯穿至进气口，并与进气口连通的进气孔，主机盖内侧对称开设有贯穿的两个排气孔，进气孔与进气管焊接连接，排气孔位置安装有排气阀，主机盖圆形中部的下部径向开设有轴向贯穿的润滑油孔，并与供油管的一端焊接，主机盖的扇形侧翼两轴向外侧面压入左机壳固定配合；The main cover is composed of a circular middle part and two fan-shaped side wings arranged symmetrically. The outer edge of the main cover is provided with through bolt holes along the axial direction. The two air inlets are arranged, the outer side of the main cover is provided with an air intake hole that penetrates to the air inlet and communicates with the air inlet, and the inner side of the main cover is symmetrically opened with two exhaust holes that pass through, the air intake hole and the air intake pipe Welding connection, exhaust valve is installed at the position of the exhaust hole, the lower part of the circular middle part of the main cover is radially opened with an axially penetrating lubricating oil hole, and is welded to one end of the oil supply pipe, the fan-shaped side wings of the main cover are two axially outward The side is pressed into the left casing for fixed fit;
所述气缸体由中空的圆筒形内壁和位于内壁两端口的扇形侧翼组成，每个内壁端口两个扇形侧翼对称设置，所述扇形侧翼开设有与气缸内壁连通的滑片槽，滑片槽内与气缸内壁相邻端放置有滑片，滑片槽内另一端放置有弹簧，圆筒形内壁和内壁两端口的扇形侧翼分别与主机盖和辅助机盖连接的部位开设有未贯穿的螺栓孔；The cylinder block is composed of a hollow cylindrical inner wall and fan-shaped flanks located at two ports of the inner wall. Two fan-shaped flanks are arranged symmetrically at each port of the inner wall. A sliding piece is placed at the end adjacent to the inner wall of the cylinder, and a spring is placed at the other end of the sliding piece groove. The cylindrical inner wall and the fan-shaped side wings of the two ports of the inner wall are respectively provided with bolts that are not penetrated at the parts connected to the main cover and the auxiliary cover. hole;
所述椭圆转子的中心沿轴向开设有贯穿的主轴孔，通过连接键与主轴固定配合，长轴外壁面与气缸体内壁面接触，并相对滑动；The center of the elliptical rotor is axially provided with a penetrating main shaft hole, which is fixedly matched with the main shaft through a connecting key, and the outer wall surface of the long axis is in contact with the inner wall surface of the cylinder, and slides relatively;
所述辅助机盖由圆形中部和两个对称设置的扇形侧翼组成，辅助机盖外边沿沿轴向开设有贯穿的螺栓孔，圆形中心沿轴向开设有贯穿的主轴孔，通过轴承与主轴滑动配合；The auxiliary machine cover is composed of a circular middle part and two fan-shaped side wings arranged symmetrically. The outer edge of the auxiliary machine cover is provided with a through bolt hole along the axial direction, and the center of the circle is provided with a through shaft hole along the axial direction. Through the bearing and Spindle sliding fit;
所述电机转子通过连接键与主轴连接，带动椭圆转子转动，电机定子的内部与电机转子配合，电机定子外部压入右半壳内。The motor rotor is connected with the main shaft through the connection key to drive the elliptical rotor to rotate, the inside of the motor stator cooperates with the motor rotor, and the outside of the motor stator is pressed into the right half shell.
所述气缸体与椭圆转子的轴心重合，气缸体内径与椭圆转子的长轴尺寸一致，气缸体与椭圆转子的轴向长度一致。The axes of the cylinder block and the elliptical rotor coincide, the inner diameter of the cylinder is consistent with the long axis of the elliptical rotor, and the axial length of the cylinder block is consistent with that of the elliptical rotor.
所述左机壳沿轴向开设有贯穿的分别与进气管和排气管焊接的孔口。The left casing is axially opened with holes through which are respectively welded with the intake pipe and the exhaust pipe.
与现有技术相比，本发明的有益效果是：Compared with prior art, the beneficial effect of the present invention is:
1、本发明卧式全封闭椭圆转子回转压缩机，椭圆转子的外表面、滑片的两侧面、圆形气缸体的内壁，椭圆转子外表面与气缸体内壁轴向接触线，以及主机盖的内表面和辅助机盖的内表面形成几个月牙形的空间，随着椭圆转子的转动，容积空间由小到大，再由大到小，完成、吸气压缩和排气过程，椭圆转子与气缸的轴心重合，密封性好、摩擦损失小，提高制冷压缩机的运行性能。1. The horizontal fully enclosed elliptical rotor rotary compressor of the present invention, the outer surface of the elliptical rotor, the two sides of the sliding vane, the inner wall of the circular cylinder block, the axial contact line between the outer surface of the elliptical rotor and the inner wall of the cylinder, and the main engine cover The inner surface and the inner surface of the auxiliary machine cover form a several-tooth-shaped space. With the rotation of the elliptical rotor, the volume space changes from small to large, and then from large to small, completing the process of suction, compression and exhaust. The elliptical rotor and The axes of the cylinders overlap, the sealing is good, the friction loss is small, and the operation performance of the refrigeration compressor is improved.
2、本发明的卧式全封闭椭圆转子回转压缩机，零件形状简单、加工装配方便、外形尺寸小、结构紧凑、占空间少、密封性好、运转平稳、可靠性高、节能环保。2. The horizontal fully enclosed elliptical rotor rotary compressor of the present invention has simple shape of parts, convenient processing and assembly, small size, compact structure, less space, good sealing performance, stable operation, high reliability, energy saving and environmental protection.
附图说明Description of drawings
图1所示为本发明卧式全封闭椭圆转子回转压缩机的示意图；Fig. 1 shows the schematic diagram of the horizontal fully enclosed elliptical rotor rotary compressor of the present invention;
图2所示为图1的A-A剖视图；Fig. 2 shows the A-A sectional view of Fig. 1;
图3所示为图1的B-B剖视图；Fig. 3 shows the B-B sectional view of Fig. 1;
图4所示为图1的C-C剖视图。FIG. 4 is a sectional view along line C-C of FIG. 1 .
具体实施方式Detailed ways
以下结合附图和具体实施例对本发明作进一步详细说明。The present invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.
如图1-4所示，本发明卧式全封闭椭圆转子回转压缩机，包括主机盖1、排气阀2、排气管3、吸气管4、气缸体5、辅助机盖螺栓6、辅助机盖7、右机壳8、主轴9、电机转子10、电机定子11、椭圆转子12、滑片13、左机壳14、供油管15、滑片槽16。As shown in Figures 1-4, the horizontal fully enclosed elliptical rotor rotary compressor of the present invention includes a main engine cover 1, an exhaust valve 2, an exhaust pipe 3, an air suction pipe 4, a cylinder block 5, auxiliary machine cover bolts 6, Auxiliary cover 7, right casing 8, main shaft 9, motor rotor 10, motor stator 11, elliptical rotor 12, sliding vane 13, left casing 14, oil supply pipe 15, sliding vane groove 16.
所述主机盖1由圆形中部和两个对称设置的扇形侧翼组成，主机盖外边沿沿轴向开设有贯穿的螺栓孔，其与气缸体5配合的内侧，沿轴向开设有未贯穿、对称布置的两个进气口17-1和17-2，主机盖外侧开设有贯穿至进气口17，并与进气口17连通的进气孔，主机盖内侧对称开设有贯穿的两个排气孔18-1和18-2，进气孔与进气管4焊接连接，排气孔位置安装有排气阀2-1和2-2，主机盖1的下部径向、对应气缸体5的位置开设有轴向贯穿的润滑油孔，并与供油管15的一端焊接，主机盖1的扇形侧翼两轴向外侧面压入左机壳固定配合；The main cover 1 is composed of a circular middle part and two symmetrically arranged fan-shaped side wings. The outer edge of the main cover is provided with a through bolt hole along the axial direction, and the inner side of the main cover matched with the cylinder block 5 is provided with a non-through, The two air inlets 17-1 and 17-2 are symmetrically arranged, and the outer side of the main cover is provided with an air inlet hole that penetrates to the air inlet 17 and communicates with the air inlet 17, and the inner side of the main cover is symmetrically opened with two penetrating holes. Exhaust holes 18-1 and 18-2, the air inlet and the air intake pipe 4 are welded and connected, and exhaust valves 2-1 and 2-2 are installed at the position of the air outlet, and the lower part of the main engine cover 1 is radial, corresponding to the cylinder body 5 There is a lubricating oil hole axially penetrating at the position, and it is welded with one end of the oil supply pipe 15, and the fan-shaped side wings of the main engine cover 1 are pressed into the left side of the left casing for fixed fit;
所述气缸体5由中空的圆筒形内壁和位于内壁两端口的扇形侧翼组成，每个内壁端口两个扇形侧翼对称设置，所述扇形侧翼开设有与气缸内壁连通的滑片槽16，滑片槽16内与气缸内壁相邻端放置有滑片13，滑片槽16内另一端放置有弹簧，圆筒形内壁和内壁两端口的扇形侧翼分别与主机盖1和辅助机盖7连接的部位开设有未贯穿的螺栓孔。The cylinder block 5 is composed of a hollow cylindrical inner wall and fan-shaped wings positioned at two ports of the inner wall. Two fan-shaped wings are arranged symmetrically at each inner wall port. A sliding piece 13 is placed at the end adjacent to the inner wall of the cylinder in the piece groove 16, and a spring is placed at the other end in the sliding piece groove 16. There are bolt holes not penetrated in the part.
所述椭圆转子12的中心沿轴向开设有贯穿的主轴孔，通过连接键与主轴9固定配合，其长轴尺寸与气缸内壁的内径尺寸一致，长轴外壁面与气缸体内壁面接触，并相对滑动。The center of the elliptical rotor 12 is axially provided with a through main shaft hole, which is fixedly matched with the main shaft 9 through a connecting key, and its long axis size is consistent with the inner diameter of the cylinder inner wall, and the outer wall surface of the long axis is in contact with the inner wall surface of the cylinder, and relatively slide.
所述辅助机盖7由圆形中部和两个对称设置的扇形侧翼组成，辅助机盖外边沿沿轴向开设有贯穿的螺栓孔，圆形中心沿轴向开设有贯穿的主轴孔，通过轴承与主轴9滑动配合；The auxiliary machine cover 7 is composed of a circular middle part and two symmetrically arranged fan-shaped flanks. The outer edge of the auxiliary machine cover is provided with a through bolt hole along the axial direction, and the center of the circle is provided with a through shaft hole along the axial direction. Through the bearing Slidingly fit with the main shaft 9;
所述左机壳14沿轴向开设有贯穿的分别与进气管4和排气管3焊接的孔口。The left casing 14 is axially opened with openings through which are respectively welded with the intake pipe 4 and the exhaust pipe 3 .
所述电机转子10通过连接键与主轴9连接，带动椭圆转子12转动，电机定子11的内部与电机转子10配合，外部压入右半壳8内。The motor rotor 10 is connected with the main shaft 9 through a connecting key, and drives the elliptical rotor 12 to rotate. The inside of the motor stator 11 cooperates with the motor rotor 10 , and the outside is pressed into the right half shell 8 .
所述气缸体5与椭圆转子12的轴心重合，气缸体5内径与椭圆转子12的长轴尺寸一致，气缸体5与椭圆转子12的轴向长度一致。The axis of the cylinder block 5 coincides with the elliptical rotor 12 , the inner diameter of the cylinder block 5 is consistent with the major axis of the elliptical rotor 12 , and the axial length of the cylinder block 5 is consistent with that of the elliptical rotor 12 .
所述气缸体5的内径、椭圆转子12的长短轴，气缸体5与椭圆转子12的轴向长度，以及吸气口和排气孔的大小，可根据输气量的大小以及压力比进行具体设计。The inner diameter of the cylinder block 5, the major and minor axes of the elliptical rotor 12, the axial length of the cylinder block 5 and the elliptical rotor 12, and the size of the air inlet and the exhaust hole can be specified according to the size of the gas delivery and the pressure ratio. design.
组装时，首先将气缸体5的滑片槽内放入弹簧和滑片13，将椭圆转子12穿过主轴9并通过连接键固定配合后插入气缸体5内，将主轴9的伸出端穿过辅助机盖7的主轴孔，通过螺栓13和密封垫片将辅助机盖7与气缸体5紧密连接，将主机盖1通过螺栓和密封垫片与气缸体5紧密连接，将排气阀2安装在排气孔18的对应位置，进气管4与进气孔焊接，供油管15与对应的油孔位置焊接，将上述整体压入左机壳14内，将排气管3与左机壳14的相应孔焊接，将电机转子10与主轴9，电机定子11与电机转子10配合后压入右机壳8内，焊接左右机壳。至此，卧式全封闭椭圆转子回转压缩机组装完成。When assembling, firstly put the spring and the slide plate 13 in the slide groove of the cylinder block 5, pass the elliptical rotor 12 through the main shaft 9 and insert it into the cylinder block 5 after being fixed and fitted by the connecting key, and put the protruding end of the main shaft 9 through Through the main shaft hole of the auxiliary machine cover 7, the auxiliary machine cover 7 is tightly connected with the cylinder block 5 through bolts 13 and sealing gaskets, the main engine cover 1 is tightly connected with the cylinder block 5 through bolts and sealing gaskets, and the exhaust valve 2 Installed at the corresponding position of the exhaust hole 18, the air intake pipe 4 is welded to the air intake hole, the oil supply pipe 15 is welded to the corresponding oil hole position, the above-mentioned whole is pressed into the left casing 14, and the exhaust pipe 3 is connected to the left casing. Corresponding hole welding of shell 14, motor rotor 10 and main shaft 9, motor stator 11 is pressed in the right casing 8 after cooperating with motor rotor 10, welds left and right casings. So far, the horizontal fully enclosed elliptical rotor rotary compressor has been assembled.
如图4所示，启动电机，椭圆转子12在电机的带动下逆时针旋转，滑片13在弹簧的推动下在滑片槽16内滑动，并被压向椭圆转子12的外壁，紧密贴合在椭圆转子的外壁上并沿着椭圆转子的外表面滑动，椭圆转子12的外表面、滑片13的两侧面、气缸体5的内壁，椭圆转子12外表面与气缸体5内壁轴向接触线，以及主机盖1的内表面和辅助机盖7的内表面形成几个月牙形的空间，在图4所示位置，椭圆转子12的长轴方向即将逆时针转过滑片位置，上下形成两个与吸气口17连通的小月牙形的空间，气体进入小月牙形空间，开始吸气，随着椭圆转子12的转动，与吸气口连通的空间逐渐增大，当转过180度时，椭圆转子12的长轴方向到达滑片位置，吸气的月牙形空间达到最大，继续旋转，容积空间减小，压力略有升高，但由于与吸气口连通，容积空间内的气体通过吸气口倒流回吸气管道，当转过吸气口17，开始压缩，月牙形空间逐渐减小，容积空间内的气体顶开排气阀，开始排气，高压气体排出气缸，当椭圆转子的长轴转到滑片位置，排气结束，如此循环。As shown in Figure 4, when the motor is started, the elliptical rotor 12 rotates counterclockwise under the drive of the motor, and the sliding vane 13 slides in the sliding vane groove 16 under the push of the spring, and is pressed against the outer wall of the elliptical rotor 12 to fit tightly. On the outer wall of the elliptical rotor and slide along the outer surface of the elliptical rotor, the outer surface of the elliptical rotor 12, the two sides of the sliding plate 13, the inner wall of the cylinder block 5, and the axial contact line between the outer surface of the elliptical rotor 12 and the inner wall of the cylinder block 5 , and the inner surface of the main machine cover 1 and the inner surface of the auxiliary machine cover 7 form a several-tooth-shaped space. In the position shown in FIG. A small crescent-shaped space connected with the suction port 17, the gas enters the small crescent-shaped space, and starts to inhale. With the rotation of the elliptical rotor 12, the space connected to the suction port gradually increases. When turning 180 degrees , the long axis direction of the elliptical rotor 12 reaches the position of the slide vane, and the crescent-shaped space of the suction reaches the maximum, and continues to rotate, the volume space decreases, and the pressure rises slightly, but because it is connected with the suction port, the gas in the volume space passes through The suction port flows back into the suction pipe. When the suction port 17 is turned, compression begins, and the crescent-shaped space gradually decreases. The gas in the volume space opens the exhaust valve to start exhausting. The high-pressure gas is discharged from the cylinder. The long axis of the cylinder is turned to the slide vane position, and the exhaust is finished, and so on.
压缩机吸收蒸发器来的低温低压制冷剂蒸气，经过吸气管4、吸气口17进入椭圆转子12的外表面、滑片13的两侧面、气缸体5的内壁，椭圆转子12外表面与气缸体5内壁轴向接触线，以及主机盖1的内表面和辅助机盖7的内表面形成的月牙形的空间，随着椭圆转子的转动，完成容积空间内的吸气、压缩和排气过程，排出气缸的制冷剂气体经过电机对电机冷却降温后，经排气管3排出压缩机。在机壳内高压制冷剂气体压力的推动下，润滑油经过供油管15进入主机盖1的润滑油道，进入气缸内，经椭圆转子12的带动，润滑各个配合表面，实现润滑和密封。The compressor absorbs the low-temperature and low-pressure refrigerant vapor from the evaporator, and enters the outer surface of the elliptical rotor 12, the two sides of the sliding plate 13, and the inner wall of the cylinder block 5 through the suction pipe 4 and the suction port 17. The outer surface of the elliptical rotor 12 and the The axial contact line of the inner wall of the cylinder block 5, and the crescent-shaped space formed by the inner surface of the main cover 1 and the inner surface of the auxiliary cover 7, along with the rotation of the elliptical rotor, complete the suction, compression and exhaust in the volume space In the process, the refrigerant gas discharged from the cylinder is discharged from the compressor through the exhaust pipe 3 after being cooled by the motor. Driven by the high-pressure refrigerant gas pressure in the casing, the lubricating oil enters the lubricating oil passage of the main engine cover 1 through the oil supply pipe 15, enters the cylinder, and is driven by the elliptical rotor 12 to lubricate each mating surface to achieve lubrication and sealing.
以上所述仅是本发明的优选实施方式，应当指出的是，对于本技术领域的普通技术人员来说，在不脱离本发明原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也应视为本发明的保护范围。The above is only a preferred embodiment of the present invention, it should be pointed out that, for those of ordinary skill in the art, without departing from the principle of the present invention, some improvements and modifications can also be made, these improvements and Retouching should also be regarded as the protection scope of the present invention.
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Application publication date: 20151223 |