DE112018000557T5 - EVOLVED SPIRAL COMPRESSORS AND ASSEMBLY METHODS THEREOF - Google Patents

Abstract

A spiral receiving portion (3b) for receiving a drive-side scroll member (70), a driven-side scroll member (90), a first support member (33) and a second support member (35) is provided. The first drive-side spiral portion (71) and the second drive-side spiral portion (72) are fixed by a wall fixing screw (31). The output side scroll member (90) and the second support member (35) are fastened by a second support fixing screw (36). The spiral receiving portion (3b) is formed with an access opening (3b1) accessible to the wall fixing screw (31) and the second supporting fixing screw (36).

Description

[Technical area]

The present invention relates to a synchronous scroll compressor and an assembling method thereof.

[Technical background]

A synchronous scroll compressor was known (see PTL 1). The synchronous scroll compressor has a drive side scroll and an output side scroll that rotates in synchronism with the drive side scroll, and causes a drive shaft that causes a drive side scroll to rotate and an output shaft assist rotation of the output side scroll to travel in the same direction at the same angular velocity rotate while the output shaft is offset by a radius of rotation to the drive shaft.

[Citation List]

[Patent Literature]

[PTL 1] Publication of the Japanese Patent No. 5443132

Summary of the Invention

[Technical problem]

In the constant velocity type scroll compressor, the respective rotation about different rotation axes of the drive side scroll member and the output side scroll member makes it difficult to mount the two scroll members in the housing.

The present invention has been made in consideration of such circumstances, and an object of the present invention is to provide a constant velocity scroll compressor which simplifies the assembling effort and an assembling method thereof.

[The solution of the problem]

In order to solve the above-described circumstances, a synchronous scroll compressor and an assembling method thereof according to the present invention apply the following solutions.

A synchronous scroll compressor according to one aspect of the present invention comprises: a drive-side scroll member rotatably driven by a drive unit and having a spiral drive-side wall disposed on a drive-side end plate, a driven-side scroll member having a driven-side wall corresponding to the drive-side Wall, wherein the output side wall is disposed on a driven side end plate and cooperates with the drive side wall to form a compression space, a synchronous drive mechanism, the driving force from the drive side scroll member to the output side scroll member transmits to the drive side scroll member and the output side scroll member cause a rotational movement in the same direction at the same angular velocity, and a housing, which the drive-side spiral element, the output side S The drive-side scroll member has a first drive-side scroll portion, a second drive-side scroll portion, and a wall-mounting portion, wherein the first drive-side scroll portion has a first drive-side end plate and a first drive-side wall and is driven by the drive unit, the second driving side spiral portion having a second drive side end plate and a second drive side wall, and the wall mounting portion performs a fastening, while a front end in an axial direction of the first drive side wall and a front end in an axial direction of the second drive side wall are opposite, and the output side scroll member a first output-side wall and a second output-side wall, wherein the first output-side wall on a side surface of the output-side end plate is provided and cooperates with the first drive side wall, and the second output side wall is provided on another side surface of the driven side end plate and cooperates with the second drive side wall, wherein the constant velocity scroll compressor having a first support member and a second support member, wherein the first support member is interposed with the first drive side end plate and fixed by a first support member fixing member on the front end side in the axial direction of the first driven side wall to rotate with the first driven side wall, and the second support member is interposed with the second drive side end plate interposed therebetween and fixed by a second support member fixing member on the front end side in the axial direction of the second driven side wall to rotate with the second driven side wall, wherein a hole is formed in the housing, wel It is accessible to the wall attachment part and / or the first support element attachment part and / or the second support element attachment part.

The drive-side wall, arranged on the end plate of the drive-side spiral element, acts with the corresponding output-side wall the output side spiral element together. The drive side scroll member is rotatably driven by the drive unit, and the drive force transmitted to the drive side scroll member is transmitted to the output side scroll member by the synchronous drive mechanism. As a result, the driven-side scroll member rotates and also performs rotational movement in the same direction at the same angular velocity with respect to the drive-side scroll member. As described above, a constant velocity scroll type compressor is provided in which both the both the drive side scroll member and the output side scroll member rotate.

The housing is provided with a hole which is accessible to the wall attachment part and / or the first support element attachment part and / or the second support element attachment part. A tool may be inserted through this hole to access the wall mounting portion and / or the first support member mounting portion and / or the second support member mounting portion. As a result, after the driving-side scroll member and the support member are inserted in the housing, access from the outside of the housing and work can be performed, which facilitates assembly work.

The hole may also be used to access the datum pin or locator pin of each component located in the housing or to reach a stopper to prevent, as another application, rotation of the scroll member during assembly.

Furthermore, the synchronous scroll compressor according to one aspect of the present invention has a sealing body that seals the hole.

The sealing body is attached to the hole and seals after the work has been performed using the hole. Therefore, the housing can be sealed closed.

Furthermore, in the scrolled scroll compressor according to one aspect of the present invention, a plurality of holes are provided.

Many holes are formed. This makes it possible to perform various work on desired positions / bodies.

Further, in the scrolled scroll compressor according to one aspect of the present invention, the hole is provided at an end portion opposite to the end portion of the housing which is openable.

When the end portion of the housing is openable, during assembly, each component may be inserted into the housing from the openable end portion. However, it may be necessary to reach each component after each component has been inserted into the housing and mounted in the housing. Therefore, the provision of a hole at the end portion opposite to the openable end portion allows access to any component mounted in the housing.

Further, an assembling method of a constant velocity scroll compressor according to one aspect of the present invention comprises the constant velocity scroll compressor comprising: a drive side scroll member rotatably driven by a drive unit and having a spiral drive side wall disposed on a drive side end plate output side scroll member having a driven side wall corresponding to the drive side wall, wherein the output side wall is disposed on a driven side end plate and cooperates with the drive side wall to form a compression space, a synchronous drive mechanism, the driving force transmitted from the drive side scroll member to the output side scroll member to cause the driving-side scroll member and the driven-side scroll member to perform a rotational movement in the same direction at the same angular velocity and a housing accommodating the drive side scroll member, the output side scroll member, and the synchronous drive mechanism, the drive side scroll member having a first drive side scroll portion, a second drive side scroll portion, and a wall mounting portion, the first drive side scroll portion having a first drive side end plate and a first drive side driving side wall and is driven by the drive unit, the second drive-side spiral portion has a second drive-side end plate and a second drive-side wall, and the wall mounting part performs a fastening, while a front end in an axial direction of the first drive-side wall and a front end in an axial direction The second drive-side wall are opposite to each other, and the output-side scroll member has a first output-side wall and a second output-side wall, wherein the e Output side wall is provided on a side surface of the driven side end plate and cooperates with the first drive side wall, and the second driven side wall is provided on another side surface of the driven side end plate and cooperates with the second drive side wall, wherein the synchronous scroll compressor, a first support member and a second support element, wherein the first support element with the first driving side end plate is interposed inserted and fixed by a first support member fixing member on the front end side in the axial direction of the first driven side wall to rotate with the first driven side wall, and by a second support member which is interposed with the second drive side end plate inserted therebetween and fixed by a second support member fixing member on the front end side in the axial direction of the second driven side wall to rotate with the second driven side wall, wherein the first support member fixing member or the second support member fixing member is fixed after the first support member or the second support member to the Housing was built using a hole formed in the housing, which is accessible to the first support member fixing part or the second support member fixing part.

The housing is formed with the hole that is accessible to the first support member attachment part or the second support member attachment part. A tool may be inserted through the hole to be accessible to the first support member mounting part or the second support member mounting part. Thus, after the support member has been inserted into the housing, access from the outside of the housing can be made and the complexity of the assembly process can be reduced.

Further, an assembling method of a scrolled scroll compressor according to an aspect of the present invention is provided, wherein the scrolled scroll compressor comprises: a drive-side scroll member rotatably driven by a drive unit and having a spiral drive-side wall disposed on a drive-side end plate, a driven-side scroll member; which has a driven side wall corresponding to the drive side wall, wherein the driven side wall is disposed on a driven side end plate and cooperates with the drive side wall to form a compression space, a synchronous drive mechanism which transmits driving force from the drive side scroll member to the driven side scroll member causing the drive-side scroll member and the output-side scroll member to perform a rotational movement in the same direction at the same angular velocity wherein the drive-side scroll member has a first drive-side scroll portion, a second drive-side scroll portion, and a wall-mounting portion, the first drive-side scroll portion having a first drive-side end plate and a first drive-side spiral first drive side wall and is driven by the drive unit, wherein the second drive side scroll portion has a second drive side end plate and a second drive side wall, and the wall mounting part performs a fastening, while a front end in an axial direction of the first drive side wall and a front end in an axial direction of the second drive-side wall facing each other, and the output-side spiral element having a first output-side wall and a second output-side wall, wherein the first driven-side wall is provided on a side surface of the driven-side end plate and cooperates with the first drive-side wall, and the second driven-side wall is provided on another side surface of the driven-side end plate and cooperates with the second drive-side wall, wherein the synchronous scroll compressor is a first Support member and a second support member, wherein the first support member is interposed with the first drive-side end plate inserted and fixed by a first support member fixing member on the front end side in the axial direction of the first driven side wall to rotate with the first driven side wall, and the second support member is interposed with the second drive side end plate interposed and fixed by a second support member fixing member on the front end side in the axial direction of the second driven side wall to rotate with the second driven-side wall, wherein the wall-mounting part is fixed after the first drive-side scroll section and the second drive-side scroll section are mounted in the housing, using a hole formed in the housing, which is accessible to the wall mounting part.

The housing is formed with the hole, which is accessible to the wall mounting part. A tool can be inserted through this hole to access the wall mounting part. As a result, after the driving-side scroll member is inserted in the housing, access from the outside of the housing can be performed, and the complexity of the assembling operation can be reduced.

Further, an assembling method of the constant velocity scroll compressor is provided as a reference example, wherein the synchronous scroll compressor comprises: a drive side scroll member rotatably driven by a drive unit and having a spiral drive side wall disposed on a drive side end plate, a driven side scroll member having a Output-side wall has corresponding to the drive-side wall, wherein the output-side wall on a driven-side end plate is arranged and cooperates with the drive side wall to form a compression space, a synchronous drive mechanism, which transmits driving force from the drive side scroll member to the output side scroll member to cause the drive side scroll member and the output side scroll member, a rotational movement in the same direction with the wherein the drive-side scroll member has a first drive-side scroll portion, a second drive-side scroll portion, and a wall-mounting portion, the first drive-side scroll portion having a first drive-side end plate and a first drive-side wall and is driven by the drive unit, wherein the second drive-side spiral portion has a second drive side tiger end plate and a second drive side wall, and the wall mounting part performs a fastening, while a front end in an axial direction of the first drive side wall and a front end in an axial direction of the second drive side wall opposite each other, and the output side scroll member has a first output side wall and a second output side wall, wherein the first output side wall is provided on a side surface of the driven side end plate and cooperates with the first drive side wall, and the second output side wall is provided on another side surface of the driven side end plate and cooperates with the second drive side wall; wherein the synchronous scroll compressor comprises a first support member and a second support member, wherein the first support member is interposed with the first drive side end plate interposed therebetween and through a first support and the second support member is interposed with the second drive side end plate interposed therebetween, and a second support member fixing member on the front end side in the axial direction the second driven side wall is fixed to rotate with the second driven side wall, wherein, after the first drive side spiral portion and the second drive side spiral portion, the first support member and the second support member have been assembled to form an assembly, the assembly into the housing is used.

Before being inserted into the housing, the first drive-side spiral portion and the second drive-side spiral portion, the first support member and the second support member are integrated with each other to form an assembly. Accordingly, the centering of both spiral elements can be carried out before they are inserted into the housing, so that both spiral elements can be accurately joined together. In addition, the above-described hole and the above-described sealing body become unnecessary and the number of parts can be reduced.

[Advantageous Effects of Invention]

A hole is provided in the housing to allow access to a drive side scroll member and the support member. This can simplify the assembly.

list of figures

• 1 Fig. 15 is a longitudinal sectional view showing a scrolled scroll compressor according to an embodiment of the present invention.
• 2A is a longitudinal sectional view showing a first assembly process of the assembly of the synchronous scroll compressor of 1 shows.
• 2 B is a longitudinal sectional view showing a second assembly process of the synchronous scroll compressor of 1 shows.
• 2C is a longitudinal sectional view showing a third assembly process of the synchronous scroll compressor of 1 shows.
• 2D FIG. 15 is a longitudinal sectional view illustrating a fourth assembling operation of the constant velocity scroll compressor of FIG 1 shows.
• 2E FIG. 15 is a longitudinal sectional view showing a fifth assembling operation of the constant velocity scroll compressor of FIG 1 shows.
• 3A FIG. 15 is a longitudinal cross-sectional view showing a first assembling operation of the synchronous scroll compressor according to the reference embodiment. FIG.
• 3B FIG. 15 is a longitudinal cross-sectional view showing a second assembling operation of the synchronous scroll compressor according to the reference embodiment. FIG.

[Description of the Embodiments]

An embodiment of the present invention is described above with reference to FIG 1 and 2 described.

1 shows a synchronous scroll compressor (scroll compressor) 1 , The synchronous scroll compressor 1 can be used, for example, as a supercharger, which compresses combustion air (fluid), which leads to an internal combustion engine Combustion, such. B. is supplied to a vehicle engine.

The synchronous scroll compressor 1 has a housing 3 , a motor (drive unit) 5 , which on one end side in the housing 3 is included and a drive-side spiral element 70 and a driven-side spiral element 90 on which on the other end side in the housing 3 are included.

The housing 3 has a substantially cylindrical shape, and has a motor receiving portion 3a on which the engine 5 takes up and a spiral receiving section 3b who has the spiral elements 70 and 90 receives.

A cooling fin 3c to the engine 5 to cool, is on an outer circumference of the motor housing portion 3a intended. A discharge opening 3d from which compressed air (working fluid) is discharged is at an end portion of the spiral receiving portion 3b intended. Although not shown in 1 , shows the case 3 an air suction opening from which air (working fluid) is sucked.

Furthermore, there is an access opening 3b1 formed, which is a through hole formed at an end portion of the spiral receiving portion 3b , The variety of access openings 3b1 is provided and formed in accordance with the position / location of the object to be accessed. The number of access openings 3b1 can be one.

A sealing screw (sealing body) 40 is for sealing in the access opening 3b1 intended. The sealing screw 40 is attached after the assembly is completed. Moreover, if it is not necessary the inside of the case 3 can seal the sealing screw 40 be omitted. In this case, the through hole of the access opening remains 3b1 open.

The motor 5 is powered by supplying power from a power source, not shown. A rotation of the engine 5 is controlled by a command from a control unit, not shown. A stator 5a of the motor 5 is on an inner circumference of the case 3 attached. A rotor 5b of the motor 5 rotates about a drive-side axis of rotation CL1 , A drive shaft 6 , which are located on the drive-side axis of rotation CL1 extends is with the rotor 5b connected. The drive shaft 6 is with a first drive-side shaft portion 7c the drive-side spiral element 70 connected.

The drive-side spiral element 70 has a first drive-side spiral section 71 on the engine 5 Side and a second drive side spiral section 72 on the discharge opening 3d Page up.

The first drive-side spiral section 71 has a first drive-side end plate 71a and first drive-side walls 71b on.

The first drive end plate 71a is with the first drive-side shaft portion 7c connected to the drive shaft 6 is connected and extends in a direction perpendicular to the drive-side axis of rotation CL1 , The first drive-side shaft section 7c is provided so as to be rotatable with respect to the housing 3 by a first drive-side storage 11 which is a ball bearing.

The first drive end plate 71a has a substantially disc-shaped spatial form in a plan view. The multitude of first drive-side walls 71b formed in a spiral-shaped space shape are on the first drive-side end plate 71a intended. The first drive-side walls 71b are at an equal interval / distance around the drive-side axis of rotation CL1 arranged.

The second drive-side spiral section 72 has a second drive-side end plate 72a and second drive side walls 72b on. The plurality of second drive-side walls 72b each formed in a spiral-shaped space shape are similar to the first drive-side walls described above 71b intended.

A second drive-side shaft section 72c in a cylindrical shape, located in the drive-side axis of rotation CL1 extends is with the second drive-side end plate 72a connected. The second drive-side shaft section 72c is provided so as to be relative to the housing 3 by a second drive-side storage 14 is rotatable, which is a ball bearing. The second drive end plate 72a has a discharge channel 72d on, extending along the drive-side axis of rotation CL1 extends.

Two sealing elements 16 are on a front end side (left side in 1 ) of the second drive-side shaft section 72c provided, relative to the second drive-side storage 14 , between the second drive-side shaft portion 72c and the housing 3 , The two sealing elements 16 and the second drive-side storage 14 are arranged to be a predetermined distance in the drive-side rotation axis CL1 Direction. For example, a lubricant, which is a grease as a semi-solid lubricant, between the two sealing elements 16 locked in. It can only be one sealing element 16 be provided. In this case, the lubricant becomes between the sealing element 16 and the second drive-side storage 14 locked in.

The first drive-side spiral section 71 and the second drive side spiral portion 72 are fastened while the front ends (free ends) of the walls 71b and 72b opposite each other. The first drive-side spiral section 71 and the second drive side spiral portion 72 be by wall mounting screws (wall mounting parts) 31 attached to the flange sections 73 are fixed, which are provided at a plurality of positions / locations in the circumferential direction. The flange sections 73 are provided so as to protrude outward in the radial direction. The wall fixing screw 31 is at a position / location with a tool from the access opening 3b1 accessible in the spiral receiving section 3b is formed.

The driven-side spiral element 90 has a driven end plate 90a which is positioned substantially at the center in the axial direction (horizontal direction in the figure). The through hole 90h is at a center / in a center of the driven-side end plate 90a provided and causes the compressed air to the discharge channel 72d flows.

First output side walls 91b are on a side surface of the driven-side end plate 90a provided and second output-side walls 92b are on the other side surface of the driven side end plate 90a intended. The first output-side walls 91b , provided on the engine 5 Side of the driven side end plate 90a , act with the first drive-side walls 71b of the first drive-side spiral section 71 together. The second output-side walls 92b provided on the discharge opening 3d Side of the driven side end plate 90a , act with the second drive side walls 72b the second drive-side spiral section 72 together.

A first support element 33 and a second support element 35 are at both ends of the driven side scroll member 90 provided in the axial direction (horizontal direction in the figure). A first support element 33 is at the engine 5 Side arranged and the second support element 35 is on the discharge opening 3d Page arranged.

The first support element 33 is at the front ends (free ends) on the outer peripheral side of the first output side walls 91b by a first support fixing screw (first support member fixing part) 34 attached and a second support element 35 is at the front ends (free ends) on the outer peripheral side of the second output side walls 92b by a second support fixing screw (second support member fixing part) 36 attached. The second support fixing screw 36 is at a position / location where it is moved by a tool from the access opening 3b1 formed in spiral housing 3b is accessible.

A wave section 33a is on the center axis side of the first support member 33 provided and the shaft section 33a is on the case 3 by a first support element storage 37 attached. A wave section 35a is on the central axis side of the second support element 35 provided and the shaft section 35a is on the case 3 by a second support element storage 38 attached. As a result, the driven-side scroll member rotates 90 about a driven-side center axis CL2 through the support elements 33 and 35 ,

A pin ring mechanism (synchronous drive mechanism) 15 is between the first support element 33 and the first drive side end plate 71a intended. In particular, a roller bearing (ring) in the first drive-side end plate 71a provided and a pin element 15b is on the first support element 33 intended. The pin ring mechanism 15 transmits the driving force from the drive-side scroll member 70 to the output side spiral element 90 and causes the spiral elements 70 and 90 to perform a rotational movement in the same direction at the same angular velocity.

The synchronous scroll compressor 1 having the above-described configuration / arrangement operates in the following manner.

When the drive shaft 6 through the engine 5 around the drive-side axis of rotation CL1 turns, also rotates the first drive-side shaft portion 7c , connected to the drive shaft 6 , and the drive-side spiral element 70 accordingly rotates about the drive-side axis of rotation CL1 , When the drive-side spiral element 70 turns, the driving force is through the pin ring mechanisms 15 from the supporting elements 33 and 35 to the output side spiral element 90 transferred and the output side spiral element 90 rotates about the output side axis of rotation CL2 , At this time, when the pin elements 15b the pin ring mechanisms 15 While they are in contact with the inner peripheral surface of the circular hole, both spiral elements guide 70 and 90 a rotational movement with the same angular velocity in the same direction.

When the spiral elements 70 and 90 Performing an oscillating rotary motion, the air passing through the air intake opening of the housing 3 is sucked, from the outer peripheral side of each of the spiral elements 70 and 90 sucked and is in the compression chambers, formed by the spiral elements 70 and 90 , brought. Furthermore, it is separated in the compression chambers, formed by the first drive-side walls 71b and the first output-side walls 91b and in the compression chambers formed by the second drive-side walls 72b and the second output side walls 92b , performed a compaction. A volume of each of the compression chambers is reduced as each of the compression chambers moves toward the center, which compresses the air. The air passing through the first drive-side walls 71b and the first output-side walls 91b is compressed, passes through the through hole 90h , provided in the output side end plate 90a , and is connected to the air passing through the second drive-side walls 72b and the second output side walls 92b was compressed. The resulting air passes through the discharge channel 72d and becomes the outside of the discharge port 3d of the housing 3 discharged. The discharged compressed air is led to an internal combustion engine, not shown, and is used as combustion air.

[Assembly method]

Next, referring to the 2A to 2E an assembly method of the synchronous scroll compressor 1 described.

First, as shown in 2A After the second drive side storage 14 and the second support element mounting 38 on the spiral receiving portion 3b are connected, the second support element 35 from the open end side of the spiral receiving portion 3b inserted and mounted. In particular, the shaft section 35a of the second support element 35 is in the inner circumference of the inner ring of the second support element storage 38 used. At this time is the sealing screw 40 (please refer 1 ) not at the access opening 3b1 mounted in the spiral receiving portion 3b is formed.

Next, as shown in 2 B , becomes the second drive-side spiral section 72 assembled. In particular, the second drive-side shaft section 72c the second drive-side spiral section 72 becomes in the inner circumference of the inner ring of the second drive-side mounting 14 used.

Then, as shown in 2C , becomes the output side spiral element 90 assembled. In particular, after the front end of the second output-side wall 92b the output side spiral element 90 and the front end of the second support member 35 abut each other, the output side spiral element 90 and the second support element 35 to each other using the second support fixing screw 36 attached. This mounting effort is achieved by inserting a tool from the access opening 3b1 and turning the second support fixing screw 36 performed around its axis. When the second support fixing screw 36 is tightened at a plurality of positions / points, the mounting effort by turning the output side scroll member 90 and the second support member 35 to a predetermined angle using the same access opening 3b1 can be performed or the mounting effort can be performed using a variety of access openings 3b1 , Which are provided at corresponding angular position / points, without the output side spiral element 90 and the second support element 35 be rotated.

Then, as shown in 2D , becomes the first drive-side spiral section 71 assembled. Especially after the first drive-side wall 71b on the second drive-side wall 72b the second drive-side spiral section 72 is applied, the first drive-side spiral section 71 and the second drive side spiral portion 72 using the wall mounting screw 31 attached. This mounting effort is achieved by inserting a tool from the access opening 3b1 and turning the wall fixing screw 31 performed around its axis. If the wall fixing screw 31 attached to a plurality of positions / locations, the mounting effort by turning the drive-side scroll member 70 to a predetermined angle using the same access opening 3b1 or the mounting effort can be performed using a variety of access openings 3b1 be performed, which are provided at corresponding angular position / points, without the drive-side spiral element 70 is turned.

Then, as shown in 2E , becomes the first supporting element 33 assembled. Especially after the front end of the first output side wall 91b the output side spiral element 90 and the front end of the first support member 33 abut each other, the output side spiral element 90 and the first support element 33 using the first support fixing screw 34 attached. This mounting effort is achieved by access from the open end side (right side end part in the same figure) of the spiral receiving part 3b carried out.

Then the sealing screw 40 at the access opening 3b1 attached. This can cause the inside of the case 3 be sealed closed.

The mounting effort of the second support fixing screw 36 described with reference to 2C , can be performed after the driven-side scroll member 90 secondarily on the second support element 35 is attached, and after the the process of 2D or 2E for example.

Furthermore, the attachment cost of the wall mounting screw 31 described with reference to 2D by access from the open end side of the spiral receiving portion 3b without using the access opening 3b1 be performed.

The present embodiment achieves the following effects.

A tool can pass through the access opening 3b1 to be used on the second support fixing screw 36 and the wall mounting screw 31 access. As a result, after the second support element 35 and the drive-side spiral element 70 in the spiral receiving section 3b 3, and work can be performed, which facilitates assembly work.

After working, using the access opening 3b1 , the sealing screw is 40 at the access opening 3b1 attached and sealed. This allows the housing 3 sealed tightly.

The access opening 3b1 is at the end part opposite to the end part of the spiral receiving portion 3b provided, which is open. Therefore, on the second support element 35 and the drive-side spiral element 70 after they are in the spiral receiving section 3b are mounted.

In the embodiment described above, although the scrolled scroll compressor is used as the charge blower, the present invention is not limited thereto, and it is possible to use it in a wide range as long as it compresses fluid. It can also be used, for example, as a refrigerant compressor used in air conditioning machines (air conditioners). In addition, it is also possible to use the scroll compressor 1 to apply the invention in an air control apparatus using air power (compressed air) as a brake system for rail vehicles.

Also, the access opening 3b1 for accessing the reference pins and the positioning pins of each component introduced into the spiral receiving portion 3b be used or as another application, the passing of a stopper to spiral elements 70 and 90 to prevent it from rotating during assembly.

[Reference Embodiment]

Reference embodiments are incorporated in the 3A and 3B shown.

When the spiral receiving section 3b not with the access opening 3b1 (please refer 1 ), the assembly is carried out as follows. That means as shown in 3A and 3B , It will be the first drive-side spiral section 71 and the second drive side spiral portion 72 through the wall mounting screw 31 attached and the first support element 33 and the output side scroll member 90 be through the first support fixing screw 34 attached and the second support element 35 and the output side scroll member 90 be through the second support fixing screw 36 then these are assembled to form a plug-in module (assembly). Thereafter, the plug-in module from the open end side of the spiral receiving portion 3b inserted and mounted.

The plug-in module is formed before it enters the spiral receiving section 3b is used, what allows it, both spiral elements 70 and 90 center before inserting the cartridge into the coil receiving section 3b is used. That's why both spiral elements 70 and 90 be mounted exactly. Furthermore, the access opening 3b1 and the sealing screw 40 as described above redundant and the number of parts can be reduced.

LIST OF REFERENCE NUMBERS

1

Synchronous spiral compressor (spiral compressor)

3

casing

3a

Motor receiving portion

3b

Spiral receiving section (housing)

3b1

access hole

3c

cooling fins

3d

discharge opening

5

Motor (drive unit)

5a

stator

5b

rotor

6

drive shaft

7c

First drive-side shaft section

11

First drive-side storage

14

Second drive side bearing

15

Pin ring mechanism (synchronous drive mechanism)

15b

pin element

16

sealing element

31

Wall mounting screw (wall mounting part)

33

First support element

33a

shaft section

34

First Support Fixing Screw (First Support Attachment Section)

35

Second support element

35a

shaft section

36

Second support fixing screw (second support fixing section)

37

First support element storage

38

Second support element storage

40

Sealing screw (sealed body)

70

Drive-side spiral element

71

First drive-side spiral section

71a

First drive end plate

71b

First drive-side wall

72

Second drive-side spiral section

72a

Second drive end plate

72b

Second drive side wall

72c

Second drive-side shaft section

72d

discharge channel

73

flange

90

Output-side spiral element

90a

Output end plate

90h

Through Hole

91b

First output side wall

92b

Second output side wall

CL1

Drive-side rotation axis

CL2

Output-side rotation axis

QUOTES INCLUDE IN THE DESCRIPTION

This list of the documents listed by the applicant has been generated automatically and is included solely for the better information of the reader. The list is not part of the German patent or utility model application. The DPMA assumes no liability for any errors or omissions.

Cited patent literature

• JP 5443132 [0003]

Claims (7)

A synchronous scroll compressor comprising: a drive-side spiral element, which is rotatably drivable by a drive unit and has a spiral-shaped drive-side wall, which is arranged on a drive-side end plate, an output side scroll member having an output side wall corresponding to the drive side wall, the output side wall being disposed on a driven side end plate and cooperating with the drive side wall to form a compression space; a synchronous drive mechanism that transmits driving force from the driving-side scroll member to the driven-side scroll member to cause the driving-side scroll member and the driven-side scroll member to rotate in the same direction at the same angular velocity, and a housing which accommodates the drive-side scroll member, the output-side scroll member and the synchronous drive mechanism, wherein the drive side scroll member has a first drive side scroll portion, a second drive side scroll portion and a wall mount portion, the first drive side scroll portion having a first drive side end plate and a first drive side wall and being driven by the drive unit, the second drive side scroll portion having a second drive side end plate and a second drive side driving side wall, and the wall fixing part performs a fastening, while a front end in an axial direction of the first drive side wall and a front end in an axial direction of the second drive side wall are opposite to each other, and the output side scroll member has a first output side wall and a second output side wall, the first output side wall being provided on a side surface of the driven side end plate and cooperating with the first drive side wall, and the second output side wall is provided on another side surface of the driven side end plate and cooperates with the second drive-side wall, wherein the constant velocity scroll compressor has a first support member and a second support member, the first support member interposed with the first drive side end plate interposed and fixed by a first support member fixing member on the front end side in the axial direction of the first driven side wall to communicate with the first driven side Rotate wall, and the second support member is disposed with the second drive-side end plate inserted therebetween and fixed by a second support member fixing member on the front end side in the axial direction of the second driven side wall to rotate with the second driven side wall a hole is formed in the housing, which is accessible to the wall mounting part and / or the first support member mounting part and / or the second support member mounting part. The synchronous scroll compressor according to Claim 1 comprising a sealing body which seals the hole. The synchronous scroll compressor according to Claim 1 or 2 wherein the synchronous scroll compressor is provided with two or more holes. The synchronous scroll compressor according to any one of Claims 1 to 3 wherein the hole is formed at an end portion opposite to an openable end portion of the housing. An assembly method of a synchronous scroll compressor, wherein the synchronous scroll compressor comprises: a drive-side scroll member rotatably driven by a drive unit and having a spiral drive-side wall disposed on a drive-side end plate, a driven-side scroll member having a driven-side wall corresponding to the drive-side wall wherein the driven-side wall is disposed on a driven-side end plate and cooperates with the drive-side wall to form a compression space, a synchronous drive mechanism that transmits drive force from the drive-side scroll member to the output-side scroll member to cause the drive-side scroll member and the output-side scroll member to perform a rotational movement in the same direction at the same angular velocity, and a housing which the drive-side scroll member, the abtr the spiral-side scroll member and the synchronous drive mechanism, the drive-side scroll member having a first drive-side scroll portion, a second drive-side scroll portion and a wall-mounting portion, the first drive-side scroll portion having a first drive-side end plate and a first drive-side wall and being driven by the drive unit the second drive-side spiral portion has a second drive-side end plate and a second drive-side wall, and the wall-mounting portion performs attachment while a front end in an axial direction of the first drive-side wall and a front end in an axial direction of the second drive-side wall face each other; output-side spiral element has a first output-side wall and a second output-side wall wherein the first driven side wall is provided on a side surface of the driven side end plate and cooperates with the first drive side wall, and the second driven side wall is provided on another side surface of the driven side end plate and cooperates with the second drive side wall, the constant velocity scroll compressor a first support member and a second support member, wherein the first support member is interposed with the first drive side end plate interposed and fixed by a first support member fixing member on the front end side in the axial direction of the first driven side wall to rotate with the first driven side wall; and a second support member interposed with the second drive side end plate interposed therebetween and a second support member attachment part on the front end side in the axial direction of the second driven side is fastened to rotate with the second driven side wall, wherein the first support member fixing member or the second support member fixing member is fixed after the first support member or the second support member has been attached to the housing, using a formed in the housing hole, which to the first support member fixing part or the second support member fixing part is accessible. An assembly method of a synchronous scroll compressor, wherein the synchronous scroll compressor comprises: a drive-side scroll member rotatably driven by a drive unit and having a spiral drive-side wall disposed on a drive-side end plate, a driven-side scroll member having a driven-side wall corresponding to the drive-side wall wherein the driven-side wall is disposed on a driven-side end plate and cooperates with the drive-side wall to form a compression space, a synchronous drive mechanism that transmits drive force from the drive-side scroll member to the output-side scroll member to cause the drive-side scroll member and the output-side scroll member , one Rotary movement in the same direction to perform at the same angular velocity, and a housing which accommodates the drive-side scroll member, the output side scroll member and the synchronous drive mechanism, wherein the drive-side scroll member having a first drive-side scroll portion, a second drive-side scroll portion and a wall mounting portion, said the first drive-side scroll section has a first drive-side end plate and a first drive-side wall and is driven by the drive unit, the second drive-side scroll section having a second drive-side end plate and a second drive-side wall, and the wall attachment part performs attachment while a leading end is in one Axial direction of the first drive-side wall and a front end in an axial direction of the second drive-side wall facing each other, and the output side Spira The first output-side wall is provided on a side surface of the driven-side end plate and cooperates with the first drive-side wall, and the second output-side wall is provided on another side surface of the driven-side end plate and with the first output-side wall cooperates with the second drive-side wall, wherein the synchronous scroll compressor having a first support member and a second support member, wherein the first support member is interposed with the first drive-side end plate interposed and fixed by a first support member fixing member on the front end side in the axial direction of the first driven-side wall to rotate with the first driven-side wall, and wherein the second support member is interposed with the second drive-side end plate interposed therebetween and secured by a second support member fixing member to the v orderen end side is fixed in the axial direction of the second driven side wall to rotate with the second driven side wall, wherein the wall fixing part is fixed after the first drive-side scroll portion and the second drive-side scroll portion are mounted in the housing, using a hole formed in the housing that is accessible to the wall mounting part. An assembly method of a synchronous scroll compressor, wherein the synchronous scroll compressor comprises: a drive-side scroll member which is rotatably driven by a drive unit and has a spiral drive-side wall disposed on a drive-side end plate, an output side scroll member having an output side wall corresponding to the drive side wall, the output side wall being disposed on a driven side end plate and cooperating with the drive side wall to form a compression space; a synchronous drive mechanism that transmits drive power from the drive-side scroll member to the output-side scroll member to cause the drive-side scroll member and the output-side scroll member to rotate in the same direction at the same angular velocity, and a housing which accommodates the drive-side scroll member, the output-side scroll member and the synchronous drive mechanism, wherein the drive side scroll member has a first drive side scroll portion, a second drive side scroll portion and a wall mount portion, the first drive side scroll portion having a first drive side end plate and a first drive side wall and being driven by the drive unit, the second drive side scroll portion having a second drive side end plate and a second drive side end plate second drive-side wall, and the wall-mounting part performs a fastening, while a front end in an axial direction of the first drive-side wall and a front end in an axial direction of the second drive-side wall facing each other, and the output side scroll member has a first output side wall and a second output side wall, the first output side wall being provided on a side surface of the driven side end plate and cooperating with the first drive side wall, and the second output side wall is provided on another side surface of the driven side end plate and cooperates with the second drive-side wall, wherein the constant velocity scroll compressor has a first support member and a second support member, the first support member interposed with the first drive side end plate interposed and fixed by a first support member fixing member on the front end side in the axial direction of the first driven side wall to communicate with the first driven side Rotate wall, and wherein the second support member is interposed with the second drive side end plate interposed and fixed by a second support member fixing member on the front end side in the axial direction of the second driven side wall to rotate with the second driven side wall with after the first drive-side spiral section and the second drive-side spiral section, the first support element and the second support element are integrated to form an assembly, wherein the assembly is mounted in the housing.

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