CN217354648U - A dismouting auxiliary device for dismouting piston compressor's piston - Google Patents

Abstract

The utility model discloses a dismouting auxiliary device for dismouting piston compressor's piston belongs to piston dismouting auxiliary device technical field. Piston compressor includes the organism, and one side of organism is equipped with the dismouting passageway, and the degree of depth direction along the dismouting passageway on the organism is equipped with the installation cavity, and the piston is used for stretching into the bottom of installation cavity including installation front end and dismouting link, installation front end, and dismouting auxiliary device includes: the pushing body is of a long rod-shaped structure, the pushing body is provided with an inserting through opening along the length direction, the inserting through opening is arranged along the width direction of the pushing body and extends out of the pushing body, and the inserting through opening can penetrate through a pushing rod for pushing the pushing body; the connector is connected to one end of the pushing body, and a first connecting portion detachably connected with the end face of the dismounting connecting end is arranged on the connector. The utility model discloses a dismouting auxiliary device is convenient for carry out the dismouting and can improve dismouting efficiency to piston compressor's piston.

Description

A dismouting auxiliary device for dismouting piston compressor's piston

Technical Field

The utility model relates to a piston dismouting auxiliary device technical field especially relates to a dismouting auxiliary device that is used for dismouting piston compressor's piston.

Background

The working of the piston compressor is completed by continuous change of working volume formed by the cylinder, the air valve and the piston which reciprocates in the cylinder, the length and the diameter of the piston which reciprocates in the piston compressor are often larger, so that the piston is heavier, the friction force formed between the piston and the cylinder is larger, when the piston compressor is maintained and overhauled, the piston is often required to be disassembled and assembled, and because the piston is heavier and the friction force formed between the piston and the cylinder is larger, when the piston on the piston compressor is disassembled and assembled, the disassembling and assembling operation personnel can disassemble and assemble the piston difficultly and can not disassemble the piston smoothly, and the disassembling and assembling efficiency of the piston is lower; in addition, the depth of the dismounting and mounting channel for passing through the piston when the piston is dismounted and mounted on the machine body of the piston compressor is deep, the space of the dismounting and mounting channel is limited, in the process of pushing the piston into the mounting cavity communicated with the dismounting and mounting channel or pulling the piston out of the mounting cavity communicated with the dismounting and mounting channel, a dismounting operator usually needs to stretch hands into the dismounting and mounting channel, the dismounting operator is limited by the space of the dismounting and mounting channel when pushing and pulling the piston, the dismounting and mounting operator is not convenient to exert force on the piston, and the dismounting and mounting efficiency of the dismounting and mounting operator on the piston is further reduced. Therefore, there is a need for an auxiliary device for easy assembly and disassembly of a piston compressor, which can improve the efficiency of assembly and disassembly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art not enough at least, provide a dismouting auxiliary device that is used for dismouting piston compressor's piston convenient to carry out the dismouting and can improve dismouting efficiency to piston compressor's piston.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a dismouting auxiliary device for dismouting piston of piston compressor, piston compressor includes the organism, one side of organism is equipped with the dismouting passageway that is used for when dismouting the piston through the piston, be equipped with along the direction of depth of dismouting passageway on the organism with the installation cavity of dismouting passageway intercommunication, the piston includes installation front end and dismouting link, the installation front end is used for stretching into the bottom of installation cavity, and when the installation front end stretches into the bottom of installation cavity, the terminal surface of dismouting link stretches into in the dismouting passageway, a dismouting auxiliary device for dismouting piston of piston compressor includes:

the pushing body is of a long rod-shaped structure, an inserting port is formed in the pushing body along the length direction of the pushing body, the inserting port is formed in the width direction of the pushing body and extends out of the pushing body, and the inserting port can penetrate through a pushing rod for pushing the pushing body;

the connector is connected to one end of the pushing body in the length direction, and a first connecting part which is detachably connected with the end face of the dismounting connecting end is arranged on the connector;

when the end face of the front installation end is connected with the bottom of the installation cavity in a butting mode, and the first connecting portion is connected with the end face of the dismounting connecting end, the splicing port is located on the outer side of the dismounting channel.

The utility model has the advantages that: the disassembly and assembly auxiliary device for disassembling and assembling the piston of the piston type compressor in the embodiment comprises a pushing body and a connector, wherein the pushing body is of a long rod-shaped structure, one end of the pushing body in the length direction is connected with the connector, the connector is provided with a first connecting part which is detachably connected with the end face of the disassembly and assembly connecting end, and in addition, the pushing body is provided with an inserting port along the length direction; when the piston needs to be installed in the installation cavity, the pushing body can stretch into the dismounting and mounting channel and the first connecting part is connected with the end face of the dismounting and mounting connecting end, then the pushing rod penetrates through the splicing through hole, then the piston is aligned with the installation cavity, then two dismounting and mounting operators respectively apply thrust to the two ends of the pushing rod towards one side of the piston compressor, so that the pushing rod applies thrust to the pushing body close to the piston compressor, and the pushing rod is pushed to one side close to the piston compressor for multiple times, finally the piston is pushed into the installation cavity and is installed in place, and then the connection between the first connecting part and the end face of the dismounting and mounting connecting end is released, so that the piston is installed in the installation cavity; when the piston needs to be detached from the installation cavity, the pushing body can stretch into the dismounting and mounting channel and connect the first connecting part with the end face of the dismounting and mounting connecting end, then the push rod penetrates through the splicing opening, then two dismounting and mounting operators apply thrust to the two ends of the push rod respectively towards one side deviating from the piston type compressor, so that the push rod keeps away from the piston type compressor to apply thrust to the pushing body, the push rod is pushed and operated for many times towards one side deviating from the piston type compressor, the piston gradually withdraws from the outside of the installation cavity, and finally the piston is completely detached from the installation cavity. Therefore, in the whole process of disassembling and assembling the piston, disassembling and assembling operators do not need to stretch hands into the disassembling and assembling channel, the pushing force generated when the pushing rod is pushed can be flexibly operated according to needs and is not limited by the space of the disassembling and assembling channel, the pushing body can obtain larger pushing force, and the disassembling and assembling speed of the disassembling and assembling operators on the piston can be improved; from this, the dismouting auxiliary device in this embodiment is convenient for carry out the dismouting and can improve dismouting efficiency to piston compressor's piston.

In addition, on the basis of the technical scheme, the utility model discloses can also make following improvement, can also have following additional technical feature.

According to the utility model discloses an embodiment, be equipped with connecting portion two on the terminal surface of dismouting link, connecting portion are corresponding connecting portion two set up and can with connecting portion two can dismantle the connection. Connecting portion one in this embodiment can dismantle with connecting portion two and be connected, is convenient for be connected connecting portion one and connecting portion two and remove to be connected, is favorable to being connected and the release with connector and piston to be connected, and then is favorable to coming to carry out the dismouting to the piston through the dismouting auxiliary device that is used for dismouting piston compressor's piston.

According to the utility model discloses an embodiment, first edge of connecting portion the length direction who pushes away the body extends, first edge of connecting portion extending direction's central line with the length direction's that pushes away the body the central line coincidence, connecting portion two are connected the central point of the terminal surface of dismouting link puts and follows the length direction of piston extends, second edge of connecting portion its length direction's central line with the length direction's of piston the central line coincidence, first edge of connecting portion with when connecting portion two are connected, the central line of first edge of connecting portion with the central line coincidence of second edge of connecting portion.

In this embodiment, the center line of the first connecting portion along the extending direction thereof coincides with the center line of the length direction of the pushing body, the center line of the second connecting portion along the length direction thereof coincides with the center line of the length direction of the piston, and when the first connecting portion is connected with the second connecting portion, the center line of the first connecting portion coincides with the center line of the second connecting portion, so that when the pushing body is applied with a pushing force, the pushing force applied by the first connecting portion is favorably transmitted to the center of the piston in a concentrated manner, and when the pushing force applied by the first connecting portion pushes and pulls the piston, the inner wall of the installation cavity is reduced from being extruded by the piston due to uneven stress, and the piston is more favorably and smoothly pushed into or pulled out of the installation cavity.

According to the utility model discloses an embodiment, connecting portion two are connected just deviate from on the terminal surface of dismouting link the dismouting link extends and forms the connection arch, the connection arch is hollow circular cylinder structure, be equipped with the internal thread on the bellied inside wall of connection, connecting portion one is cylindric structure, be equipped with on the lateral wall of connecting portion one can with internal thread adaptation threaded connection's external screw thread.

In the embodiment, the inner side wall of the connecting protrusion is provided with an internal thread, the first connecting part is of a cylindrical structure, the outer side wall of the first connecting part is provided with an external thread which can be in threaded connection with the internal thread in a matching manner, and when the first connecting part is required to be connected with the connecting protrusion, the pushing body can be rotated after the external thread is aligned with the internal thread, so that the external thread is screwed into the internal thread to be meshed, and the first connecting part is connected with the connecting protrusion; when the first connecting part needs to be disconnected with the connecting protrusion, the pushing body can be rotated reversely, so that the external thread and the internal thread are disengaged, and the first connecting part is disconnected with the connecting protrusion. Further, push away the body through the pair top and rotate alright with realize being connected connecting portion one with the connection arch and remove and be connected, the operation of being convenient for is favorable to being connected connecting portion one with the connection arch fast and removes to be connected, improves the dismouting efficiency to the piston.

According to the utility model discloses an embodiment, a dismouting auxiliary device for dismouting piston compressor's piston still includes:

the pushing body is provided with a pushing body, a connecting head is connected with the pushing body through the pushing body, the connecting head is connected with one end, deviating from the pushing body, of the pushing body through the pushing block, and when the first connecting part and the second connecting part are connected in place, the pushing block can be abutted against the end face of the second connecting part.

In this embodiment, the abutting block is connected to one end of the length direction of the pushing body, and when the first connecting portion and the second connecting portion are connected in place, the abutting block can abut against the end face of the second connecting portion, so that the first connecting portion and the second connecting portion are prevented from being excessively connected, and whether the first connecting portion and the second connecting portion are connected in place or not can be judged by referring to whether the abutting block abuts against the end face of the second connecting portion or not.

According to the utility model discloses an embodiment, only to be equipped with a plurality of bolt holes one on the piece at the interval, bolt hole one is followed the length direction that pushes away the body extends, the one-to-one is a plurality of on the terminal surface of dismouting link bolt hole one is equipped with a plurality of bolt holes two, and works as it is just right to end the piece during the terminal surface setting of dress link, correspond the setting bolt hole one with can insert a bolt one in the bolt hole two.

In this embodiment, through being equipped with a plurality of bolt holes one on stopping the piece at the interval, in addition, a plurality of bolt holes one of one-to-one is equipped with a plurality of bolt holes two on the terminal surface of dismouting link, after installing the installation cavity with the piston in, when the installation angle of piston needs to be adjusted, can insert corresponding bolt hole one and the bolt hole two that set up respectively with many bolts one by one, push away the body and drive the piston rotation through rotatory top, and then the installation angle of adjustment piston, be convenient for adjust the installation angle of piston.

According to an embodiment of the utility model, the pushing body comprises a first limit baffle, a second limit baffle and a connecting plate, the first limit baffle and the second limit baffle are arranged in parallel, the connecting head is connected with one end of the first limit baffle and the second limit baffle, the connecting plate is connected with the other end of the first limit baffle and the second limit baffle, a hollow cavity is defined and formed between the first limit baffle and the second limit baffle, a plurality of bolt holes III are arranged on the first limit baffle at intervals along the length direction, and a plurality of bolt holes IV are arranged on the second limit baffle at intervals along the length direction in a one-to-one correspondence manner;

the auxiliary device for disassembling and assembling the piston of the piston compressor further comprises:

and the second bolt can be inserted into the correspondingly arranged third bolt hole and the fourth bolt hole respectively and separates the hollow cavity to form the splicing through hole.

Inject between limit baffle one and the limit baffle two in this embodiment and form the cavity, limit baffle is last to be equipped with a plurality of bolt holes three, limit baffle is two to be equipped with a plurality of bolt holes four, still through being equipped with bolt two, the bolt is two to insert respectively and establish and form the grafting opening in bolt hole three and the bolt hole four that correspond the setting and with the cavity partition, thereby can insert bolt two in the bolt hole three and the bolt hole four that correspond the setting in different positions, the formation has not unidimensional grafting opening, the grafting opening of being convenient for can be adjusted according to the size of catch bar, the suitability of dismouting auxiliary device is improved. In addition, a second bolt can be conveniently inserted into the plurality of third bolt holes and the plurality of fourth bolt holes respectively, the hollow cavity is partitioned into a plurality of inserting through holes, and the push rod can conveniently penetrate through the appropriate inserting through holes.

According to the utility model discloses an embodiment, a dismouting auxiliary device for dismouting piston compressor's piston still includes:

the rotary supporting seat is used for being installed on the machine body close to one side of the dismounting channel and comprises a connecting base and a supporting head, the connecting base is used for being installed on the machine body, the supporting head is rotatably connected to the connecting base, the supporting head is used for being connected with one end of a push rod, and when the rotary supporting seat is installed on the machine body, the central line of the installation cavity is located in the rotating plane of the supporting head;

the catch bar, the one end of catch bar can pass the grafting opening and with support the head and can dismantle the connection, work as the one end of catch bar passes the grafting opening and with when supporting the head and connecting, the other end of catch bar forms the drive end, and follows the length direction who pushes away the top body promotes the drive end, support the head and rotate, the catch bar can be followed the length direction who pushes away the body is right it pushes away the body and pushes away to push away.

In the embodiment, the rotary support seat is arranged and comprises a connecting base and a support head, the support head is rotationally connected to the connecting base, the connecting base is used for being installed on the machine body, one end of the push rod can penetrate through the splicing through hole and is detachably connected with the support head, and the other end of the push rod forms a drive end, so that only one disassembling and assembling operator can push the drive end of the push rod; when the piston needs to be installed in the installation cavity, the pushing body can extend into the dismounting and mounting channel and the first connecting part is connected with the end face of the dismounting and mounting connecting end, then the pushing rod penetrates through the splicing through opening and is detachably connected with the supporting head, then the piston is aligned with the installation cavity, then a dismounting operator respectively applies thrust to the driving end of the pushing rod towards one side of the piston compressor so that the pushing rod applies thrust to the pushing body close to the piston compressor, and pushes the pushing rod towards one side close to the piston compressor for multiple times, finally the piston is pushed into the installation cavity and is installed in place, then the connection of the first connecting part and the end face of the dismounting and mounting connecting end is released, and the piston is installed in the installation cavity; when the piston needs to be detached from the installation cavity, the pushing body can stretch into the dismounting channel and connect the first connecting part with the end face of the dismounting connecting end, then the push rod penetrates through the splicing opening and is detachably connected with the supporting head, thrust is applied to the driving end of the push rod by one dismounting operator to one side deviating from the piston compressor respectively, thrust is applied to the push rod by the push rod to the pushing body far away from the piston compressor, pushing operation is performed on the push rod to one side back to the piston compressor for multiple times, the piston is gradually withdrawn from the installation cavity to the outside, and finally the piston is completely detached from the installation cavity. Thereby at the in-process of whole dismouting piston, do not need dismouting operation personnel to stretch into the dismouting passageway with the hand in, and the thrust when carrying out the top to the catch bar pushes away the operation can carry out nimble operation as required, and can not receive the restriction in the space of dismouting passageway, pushes away the body and can obtain great thrust, is favorable to improving the dismouting speed of dismouting operation personnel to the piston. In addition, a disassembling and assembling operator is needed to disassemble and assemble the piston, so that the maintenance cost of the piston compressor is reduced.

According to the utility model discloses an embodiment, the grafting opening is equipped with a plurality ofly, and is a plurality of the grafting opening is followed length direction interval on the top pushing body sets up, and works as the terminal surface of installation front end with the bottom of installation cavity is only to connect just connecting portion one with when the terminal surface of dismouting link is connected, be located the outside the grafting opening is located the outside of dismouting passageway.

In the embodiment, a plurality of inserting ports are arranged at intervals along the length direction of the pushing body, when the piston is required to be installed in the installation cavity, the pushing body can extend into the dismounting channel and connect the first connecting part with the end surface of the dismounting connecting end, then the pushing rod penetrates through the first inserting port close to the end surface of the dismounting connecting end and is detachably connected with the supporting head, then the piston is aligned with the installation cavity, then a dismounting operator respectively applies thrust to the driving end of the pushing rod towards one side of the piston compressor, so that the pushing rod applies thrust to the pushing body close to the piston compressor, pushes the piston into a first depth, then the pushing rod is dismounted, penetrates through the second inserting port close to the end surface of the dismounting connecting end and is detachably connected with the supporting head, and then a dismounting operator respectively applies thrust to the driving end of the pushing rod towards one side of the piston compressor, pushing the piston into a second depth by applying a pushing force to the pushing body close to the piston compressor through the pushing rod, sequentially penetrating the pushing rod through the plurality of inserting ports to enable the pushing rod to push the pushing body, finally pushing the piston into the mounting cavity to enable the piston to be mounted in place, and then removing the connection between the first connecting part and the end face of the dismounting connecting end so as to mount the piston into the mounting cavity; when the piston needs to be disassembled from the installation cavity, the push rods sequentially penetrate through the plug ports far away from the end face of the disassembly and assembly connecting end and push the body reversely through the push rods, the piston gradually withdraws from the installation cavity to the outer side, and finally the piston is completely disassembled from the installation cavity.

According to the utility model discloses an embodiment, support the head for supporting the cover, work as it installs to rotate the supporting seat when on the organism, the open end that supports the cover can move towards the grafting opening sets up, the one end of catch bar can pass the grafting opening and plug in the supporting sleeve.

The support head in this embodiment can be with rotating the supporting seat and installing when on the organism for supporting the cover to make the open end that supports the cover set up towards the grafting opening, be favorable to passing the grafting opening with the one end of catch bar and plug in supporting the cover, be convenient for pass the one end of grafting opening with support the cover fast and peg graft and dial out the catch bar in supporting the cover fast, be favorable to improving the convenience through dismouting auxiliary device dismouting piston.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of a mounting/dismounting assistance device according to an embodiment of the present invention;

FIG. 2 is a schematic view of the auxiliary device shown in FIG. 1, shown inserted into the channel for disassembling and assembling the piston;

FIG. 3 is a front view of FIG. 2 after being straightened;

FIG. 4 is a schematic view of the auxiliary device shown in FIG. 3 with the auxiliary device removed;

fig. 5 is a schematic structural view of the auxiliary device for disassembly and assembly according to the embodiment of the present invention further including a rotary supporting seat;

FIG. 6 is a schematic view of the auxiliary device shown in FIG. 5, showing the piston inserted into the channel;

FIG. 7 is a front view of FIG. 6 after being straightened;

fig. 8 is a right side view of fig. 7.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the push rod type cylinder head comprises a machine body, 2, a push body, 3, a stop block, 4, a connector, 5, a second bolt, 6, a push rod, 7, a piston, 8, a rotary supporting seat, 10, a cylinder head mounting boss, 20, a first limit baffle, 21, a second limit baffle, 22, a connecting plate, 23, a reinforcing plate, 30, a first bolt hole, 31, a first bolt hole, 70, a connecting protrusion, 71, a second bolt hole, 72, a second bolt hole, 80, a connecting base, 81, a rotary connecting protrusion, 82, a rotary connecting protrusion, 83, a supporting head, 84, a first bolt, 85, a second nut, 86, a first nut, 101, a dismounting channel, 102, a sealing ring mounting groove, 103, a screw rod, 201, a third bolt hole, 211, a fourth bolt hole, 801 and a screw rod through hole.

Detailed Description

To make the objects, technical solutions and advantages of the present application more clear, the following detailed description of the embodiments of the present application will be made with reference to the accompanying drawings.

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

This embodiment provides a dismouting auxiliary device for dismouting piston compressor's piston, as shown in fig. 1-4, piston compressor includes organism 1, one side of organism 1 is equipped with dismouting passageway 101 through piston 7 when being used for dismouting piston 7, organism 1 is last to be equipped with the installation cavity with dismouting passageway 101 intercommunication along the degree of depth direction of dismouting passageway 101, piston 7 is including installation front end and dismouting link, the installation front end is used for stretching into the bottom of installation cavity, and when the installation front end stretched into the bottom of installation cavity, the terminal surface of dismouting link stretched into in dismouting passageway 101, a dismouting auxiliary device for dismouting piston compressor includes:

the pushing body 2 is of a long rod-shaped structure, the pushing body 2 is provided with an inserting port along the length direction, the inserting port is arranged along the width direction of the pushing body 2 and extends out of the pushing body 2, and the inserting port can penetrate through a pushing rod 6 for pushing the pushing body 2;

the connector 4 is connected to one end of the pushing body 2 in the length direction, and a first connecting part detachably connected with the end face of the dismounting connecting end is arranged on the connector 4;

when the end face of the front mounting end is in abutting connection with the bottom of the mounting cavity and the first connecting part is connected with the end face of the first dismounting connecting end, the inserting and connecting port is located on the outer side of the dismounting channel 101.

In this embodiment, as shown in fig. 1 to 4, the auxiliary device for disassembling and assembling a piston of a piston compressor includes a pushing body 2 and a connector 4, the pushing body 2 is a long rod-shaped structure, one end of the pushing body 2 in the length direction is connected with the connector 4, the connector 4 is provided with a first connecting portion for detachably connecting with an end surface of the disassembling and assembling connecting end, and in addition, the pushing body 2 is provided with a plugging through hole along the length direction thereof; when the piston 7 needs to be installed in the installation cavity, the pushing body 2 can extend into the dismounting and mounting channel 101 and connect the first connecting part with the end face of the dismounting and mounting connecting end, then the push rod 6 penetrates through the splicing opening, then the piston 7 is aligned with the installation cavity, then two dismounting and mounting operators respectively apply thrust to two ends of the push rod 6 towards one side of the piston compressor, so that the push rod 6 applies thrust to the pushing body 2 close to the piston compressor, and pushes the push rod 6 towards one side close to the piston compressor for multiple times, finally the piston 7 is pushed into the installation cavity and the piston 7 is installed in place, then the connection of the first connecting part and the end face of the dismounting and mounting connecting end is released, and the piston 7 is installed in the installation cavity; and when piston 7 is required to be disassembled from the installation cavity, pushing body 2 can stretch into disassembly and assembly channel 101 and connect the first connecting part with the end face of the disassembly and assembly connecting end, then pushing rod 6 passes through the splicing opening, thrust is applied to the two ends of pushing rod 6 by two disassembly and assembly operators respectively to one side deviating from the piston compressor, thrust is applied to pushing body 2 by pushing rod 6 to keep away from the piston compressor, pushing rod 6 is pushed away from one side of the piston compressor for many times, piston 7 is gradually withdrawn from the outside of the installation cavity, and finally piston 7 is completely disassembled from the installation cavity. Therefore, in the whole process of disassembling and assembling the piston 7, disassembling and assembling operators do not need to stretch hands into the disassembling and assembling channel 101, thrust generated when the pushing rod 6 is pushed can be flexibly operated according to needs and is not limited by the space of the disassembling and assembling channel 101, the pushing body 2 can obtain larger thrust, and the disassembling and assembling speed of the disassembling and assembling operators on the piston 7 can be improved; therefore, the disassembly and assembly auxiliary device in the embodiment is convenient for disassembling and assembling the piston 7 of the piston compressor and can improve the disassembly and assembly efficiency.

In this embodiment, as shown in fig. 1 to fig. 3, a cylinder cover installation boss 10 for installing a cylinder cover is arranged on the front side of the machine body 1, the cylinder cover installation boss 10 is of a hollow cylindrical structure, a plurality of screw rods 103 are arranged on the cylinder cover installation boss 10 at equal intervals in the circumferential direction, correspondingly, through holes for passing through the screw rods 103 are arranged on the cylinder cover corresponding to the screw rods 103, in addition, a sealing ring installation groove 102 is arranged on the inner side of the cylinder cover installation boss 10, the sealing ring installation groove 102 is used for installing a sealing ring, in the need of sealing a cylinder in the piston compressor, the cylinder cover is installed on the cylinder cover installation boss 10 and fixed through a plurality of bolts, and is sealed through the sealing ring.

It should be noted that, in the drawings illustrated in the present embodiment, the cylinder head has been disassembled, and in addition, the way of specifically installing the cylinder head on the cylinder head installation boss 10 can refer to the prior art in the field, and in addition, when the disassembling and assembling of the piston 7 involves disassembling and assembling other components such as a piston ring, a support ring, and the like, the disassembling and assembling can be performed with reference to the prior art; further, the machine body 1 in the drawings illustrated in the present embodiment only represents the piston compressor, and is not intended to limit the specific structure of the piston compressor, and the specific structure of the piston compressor and the arrangement manner of the piston compressor can refer to the prior art in the field. Further, other structures of the dismounting passage 101 and the piston 7 in the present embodiment can also refer to the prior art in the field.

The utility model discloses an embodiment, as shown in fig. 1 and fig. 4, be equipped with connecting portion two on the terminal surface of dismouting link, connecting portion one corresponds connecting portion two and sets up and can dismantle with connecting portion two and be connected.

In this embodiment, as shown in fig. 1 and 4, the first connecting portion can be detachably connected with the second connecting portion, so that the first connecting portion and the second connecting portion can be conveniently connected and disconnected, the connection and disconnection of the connector 4 and the piston 7 are facilitated, and the piston 7 can be conveniently dismounted and mounted through a dismounting and mounting auxiliary device for dismounting and mounting the piston of the piston compressor. Further, the connector 4 shown in the embodiment is specifically connected to the pushing body 2 through the stop block 3, and the connector 4 may also be directly and fixedly connected to the pushing body 2.

The utility model discloses an embodiment, as shown in fig. 1 to fig. 4, connecting portion one extends along the length direction who pushes away body 2, connecting portion one along its extending direction's central line with push away the length direction's of body 2 central line coincidence, connecting portion two connect the central point of the terminal surface of dismouting link put and extend along the length direction of piston 7, connecting portion two along its length direction's central line with the length direction's of piston 7 central line coincidence, when connecting portion one is connected with connecting portion two, the central line of connecting portion one and the central line coincidence of connecting portion two.

In this embodiment, as shown in fig. 1 to 4, a center line of the first connecting portion along the extending direction thereof coincides with a center line of the pushing body 2 in the length direction, a center line of the second connecting portion along the length direction thereof coincides with a center line of the piston 7 in the length direction, and when the first connecting portion is connected with the second connecting portion, the center line of the first connecting portion coincides with the center line of the second connecting portion, so that when the pushing force is applied to the pushing body 2, the pushing force applied by the pushing force is transmitted to the center of the piston 7 in a concentrated manner, and when the pushing force applied by the pushing force is applied to the piston 7, the pushing force applied by the piston 7 is reduced, so that the piston 7 is prevented from being extruded onto the inner wall of the mounting cavity due to uneven force, and the piston 7 is more favorably pushed into or pulled out of the mounting cavity smoothly.

The utility model discloses an embodiment, as shown in fig. 1, fig. 4, connecting portion two are connected on the terminal surface of dismouting link and deviate from the dismouting link and extend and form and connect arch 70, connect arch 70 and be the hollow circular cylindrical structure, are equipped with the internal thread on the inside wall of connecting arch 70, and connecting portion one is the circular cylindrical structure, is equipped with on the lateral wall of connecting portion one can with the external screw thread of internal thread adaptation threaded connection.

In this embodiment, as shown in fig. 1 and 4, an inner thread is provided on an inner sidewall of the connecting protrusion 70, the first connecting portion is in a cylindrical structure, an outer thread capable of being in threaded connection with the inner thread is provided on an outer sidewall of the first connecting portion, when the first connecting portion needs to be connected with the connecting protrusion 70, the first connecting portion and the connecting protrusion 70 can be connected by rotating the pushing body 2 after aligning the outer thread and the inner thread, so that the outer thread and the inner thread are screwed into each other and engaged with each other; when the first connecting part needs to be disconnected with the connecting protrusion 70, the pushing body 2 can be rotated reversely, so that the external thread and the internal thread are disengaged, and the first connecting part is disconnected with the connecting protrusion 70. Further, through pushing up the body 2 and rotate alright with the realization be connected connecting portion one with connecting protrusion 70 and remove and be connected, the operation of being convenient for is favorable to being connected connecting portion one with connecting protrusion 70 fast and removes and be connected, improves the dismouting efficiency to piston 7.

Further, the second connecting portion in this embodiment may also be configured to have other structures, and correspondingly, after the structure of the second connecting portion is changed, the structure of the connecting head 4 needs to be correspondingly adjusted, so that the connecting head 4 and the second connecting portion can be detachably connected, and in short, the detachable connection manner of the connecting head 4 and the second connecting portion can have various types.

The utility model discloses an embodiment, as shown in FIG. 1 and FIG. 3, a dismouting auxiliary device for dismouting piston compressor's piston still includes:

the abutting block 3 is connected to one end of the pushing body 2 in the length direction, the connector 4 is connected with the pushing body 2 through the abutting block 3, the connector 4 is connected to one end, away from the pushing body 2, of the abutting block 3, and when the first connecting portion and the second connecting portion are connected in place, the abutting block 3 can abut against the end face of the second connecting portion.

In this embodiment, as shown in fig. 1 and 3, the abutting block 3 is connected to one end of the pushing body 2 in the length direction, and when the first connecting portion and the second connecting portion are connected in place, the abutting block 3 can abut against the end face of the second connecting portion, so as to be beneficial to avoiding excessive connection between the first connecting portion and the second connecting portion, and whether the first connecting portion and the second connecting portion are connected in place can be determined by referring to whether the abutting block 3 abuts against the end face of the second connecting portion.

The utility model discloses an embodiment, as shown in fig. 1, fig. 4, only to the interval on the piece 3 be equipped with a plurality of bolt holes one, bolt hole one extends along the length direction who pushes away body 2, and a plurality of bolt holes one of one-to-one is equipped with a plurality of bolt holes two on the terminal surface of dismouting link, and when only to piece 3 just when the terminal surface setting of dress link, can insert a bolt one in bolt hole one and the bolt hole two that correspond the setting.

In this embodiment, as shown in fig. 1 and 4, a plurality of bolt holes are arranged on the abutting block 3 at intervals, in addition, a plurality of bolt holes one-to-one are arranged on the end face of the dismounting connecting end, after the piston 7 is installed in the installation cavity, when the installation angle of the piston 7 needs to be adjusted, a plurality of bolts can be respectively inserted into the corresponding bolt holes one and the bolt holes two, the body 2 is pushed by rotation and the piston 7 is driven to rotate, and then the installation angle of the piston 7 is adjusted, so that the installation angle of the piston 7 can be adjusted conveniently.

Further, as shown in fig. 1 and 4, the stopping block 3 in this embodiment is a hollow cuboid structure, a first pin hole provided on the stopping block 3 includes a first pin hole 30 and a second pin hole 31, the first pin hole 30 is provided at the middle position of the stopping block 3, and the second pin hole 31 is provided with two pins and is located at two sides of the first pin hole 30; the second bolt holes comprise a second first bolt hole 71 and a second bolt hole 72, the second first bolt hole 71 is arranged corresponding to the first bolt hole 30, and the second bolt holes 72 are arranged corresponding to the first two bolt holes 31. Further, after inserting the first pin into the first pin hole 30 and the second pin hole 71 and inserting the first pin into the second pin hole 31 and the second pin hole 72, the pushing body 2 can be rotated to circumferentially adjust the installation angle of the piston 7; note that, the first pin in this embodiment is not illustrated, and the first pin may have various structures. Furthermore, when the installation angle of the piston 7 needs to be adjusted, the connector 4 does not need to be connected with the connecting part two, and only the first bolt hole and the second bolt hole are aligned and then the first bolt is inserted. In addition, the stopping block 3 can be set to other structures, and the number of the first bolt holes and the second bolt holes can be set according to requirements.

An embodiment of the utility model, as shown in fig. 1, the pushing body 2 includes a first limit baffle 20, a second limit baffle 21 and a connecting plate 22, the first limit baffle 20 and the second limit baffle 21 are arranged in parallel, the connector 4 is connected to one end of the first limit baffle 20 and the second limit baffle 21, the connecting plate 22 is connected to the other end of the first limit baffle 20 and the second limit baffle 21, a hollow cavity is defined between the first limit baffle 20 and the second limit baffle 21, a plurality of bolt holes three 201 are arranged on the first limit baffle 20 along the length direction thereof at intervals, and a plurality of bolt holes four 211 are arranged on the second limit baffle 21 along the length direction thereof at intervals corresponding to the plurality of bolt holes three 201 one by one;

a dismouting auxiliary device for dismouting piston compressor's piston still includes:

the second bolt 5, the second bolt 5 can be inserted respectively and establish in the bolt hole three 201 and the bolt hole four 211 that set up correspondingly and form the grafting opening with the cavity separation.

In this embodiment, as shown in fig. 1, a cavity is defined between a first limit baffle 20 and a second limit baffle 21, a plurality of bolt holes three 201 are formed in the first limit baffle 20, a plurality of bolt holes four 211 are formed in the second limit baffle 21, a bolt two 5 is further arranged, the bolt two 5 is respectively inserted into the bolt holes three 201 and the bolt holes four 211 which are correspondingly arranged, and the cavity is separated to form an insertion opening, so that the bolt two 5 can be inserted into different positions and the bolt holes three 201 and the bolt holes four 211 which are correspondingly arranged, insertion openings with different sizes are formed, the insertion opening can be conveniently adjusted according to the size of the push rod 6, and the applicability of the dismounting auxiliary device is improved. In addition, the second pins 5 can be conveniently inserted into the third pin holes 201 and the fourth pin holes 211 which are arranged in a plurality of positions respectively, the hollow cavities are separated to form a plurality of inserting ports, and the push rods 6 can conveniently penetrate through the suitable inserting ports.

In this embodiment, as shown in fig. 1, a reinforcing plate 23 is further connected between the middle portions of the first limit baffle 20 and the second limit baffle 21, the reinforcing plate 23 improves the connection strength between the first limit baffle 20 and the second limit baffle 21, and the reinforcing plate 23 may be equivalent to a fixed plug pin structure, and may also be in top-stop connection with the push rod 6 to realize the dismounting of the piston 7.

Further, as shown in fig. 1, the second pin 5 in this embodiment is in an L-shaped structure, the second pin 5 penetrates through the third pin hole 201 and the fourth pin hole 211, and the second pin 5 may also be in other structures. Further, the pushing body 2 in this embodiment may also be configured to have other structures, so that the pushing body 2 can extend into the dismounting passage 101 and the piston 7 can be dismounted.

The utility model discloses an embodiment, as shown in fig. 5 to 8, a dismouting auxiliary device for dismouting piston compressor's piston still includes:

the rotary supporting seat 8 is used for being installed on the machine body 1 close to one side of the dismounting channel 101, the rotary supporting seat 8 comprises a connecting base 80 and a supporting head 83, the connecting base 80 is used for being installed on the machine body 1, the supporting head 83 is rotatably connected to the connecting base 80, the supporting head 83 is used for being connected with one end of the push rod 6, and when the rotary supporting seat 8 is installed on the machine body 1, the central line of the installation cavity is located in the rotating plane of the supporting head 83;

push rod 6, push rod 6's one end can pass the grafting opening and can dismantle with supporting head 83 and be connected, and when push rod 6's one end passed the grafting opening and be connected with supporting head 83, the other end of push rod 6 formed the drive end, and pushed the drive end along the length direction who pushes away body 2, supported head 83 and rotated, push rod 6 can push away body 2 along the length direction who pushes away body 2 and push away.

In this embodiment, as shown in fig. 5 to 8, by providing the rotary support base 8, the rotary support base 8 includes a connection base 80 and a support head 83, the support head 83 is rotatably connected to the connection base 80, the connection base 80 is used for being mounted on the machine body 1, one end of the push rod 6 can pass through the insertion opening and is detachably connected to the support head 83, and the other end of the push rod 6 forms a drive end, so that only one worker who needs to disassemble and assemble can push the drive end of the push rod 6; when the piston 7 needs to be installed in the installation cavity, the pushing body 2 can be inserted into the dismounting channel 101, the first connecting part is connected with the end face of the dismounting connecting end, then the pushing rod 6 penetrates through the inserting opening and is detachably connected with the supporting head 83, then the piston 7 is aligned with the installation cavity, then a dismounting operator respectively applies thrust to the driving end of the pushing rod 6 towards one side of the piston compressor, so that the pushing rod 6 applies thrust to the pushing body 2 close to the piston compressor, the pushing rod 6 is pushed towards one side close to the piston compressor for multiple times, finally the piston 7 is pushed into the installation cavity, the piston 7 is installed in place, the connection between the first connecting part and the end face of the dismounting connecting end is released, and the piston 7 is installed in the installation cavity; when the piston 7 needs to be detached from the installation cavity, the pushing body 2 can be extended into the dismounting channel 101 and the first connecting part is connected with the end face of the dismounting connecting end, then the push rod 6 penetrates through the splicing opening and is detachably connected with the supporting head 83, then a dismounting operator respectively applies thrust to the driving end of the push rod 6 towards one side departing from the piston compressor, so that the push rod 6 applies thrust to the pushing body 2 far away from the piston compressor, and the push rod 6 is pushed away from one side of the piston compressor for multiple times, so that the piston 7 gradually withdraws from the installation cavity to the outside and finally the piston 7 is completely detached from the installation cavity. Therefore, in the whole process of disassembling and assembling the piston 7, disassembling and assembling operators do not need to stretch hands into the disassembling and assembling channel 101, thrust generated when the pushing rod 6 is pushed can be flexibly operated according to needs and cannot be limited by the space of the disassembling and assembling channel 101, the pushing body 2 can obtain larger thrust, and the disassembling and assembling speed of the disassembling and assembling operators on the piston 7 can be improved. In addition, a disassembling and assembling operator is needed to disassemble and assemble the piston 7, so that the maintenance cost of the piston compressor is reduced.

In the present embodiment, as shown in fig. 1 and 5, the push rod 6 in the present embodiment is a hollow tubular structure, and the push rod 6 passes through the socket and is detachably connected to the support head 83; further, two screw through holes 801 are formed in the connecting base 80 corresponding to the adjacent screws 103 on the cylinder cover mounting boss 10, so that the connecting base 80 can be mounted on any two adjacent screws 103 and fixed through the second nut 85; in addition, in the embodiment, the first rotating connecting bump 81 is not arranged on one side of the connecting base 80, which is opposite to the supporting head 83, the second rotating connecting bump 82 is not arranged on one side of the supporting head 83, which is opposite to the connecting base 80, the first rotating connecting bump 81 and the second rotating connecting bump 82 are provided with bolt through holes, the first bolt 84 penetrates through the bolt through holes arranged on the first rotating connecting bump 81 and the second rotating connecting bump 82 and is limited by the first nut 86, and the first rotating connecting bump 81 and the second rotating connecting bump 82 are rotatably connected, so that the supporting head 83 is rotatably connected with the connecting base 80; in addition, the support head 83 may be rotatably connected to the connection base 80 by other rotation connection means. Furthermore, the rotary support seat 8 in this embodiment may be configured to have other structures, so that the one end of the push rod 6 is detachably connected to the rotary support seat 8.

In the present embodiment, in order to reduce the cost of using the auxiliary attachment and detachment device and improve the convenience of mounting the rotation support base 8, the connection base 80 is directly mounted by using the screw 103 for mounting the cylinder head originally provided in the cylinder head mounting boss 10, and the connection base 80 may be substantially fixedly mounted by another method. In addition, the catch bar 6 illustrated in the embodiment horizontally penetrates through the socket and is detachably connected with the support head 83, so that the catch bar 6 can be pushed by a worker who carries out dismounting and mounting, and when the mounting position of the rotary support base 8 is changed, the direction of the catch bar 6 penetrating through the socket changes along with the change.

The utility model discloses an embodiment, as shown in fig. 1, fig. 5, the grafting opening is equipped with a plurality ofly, and a plurality of grafting openings set up along pushing away the length direction interval on the body 2, and when the terminal surface of installation front end and the bottom of installation cavity end to be connected and connecting portion one is connected with the terminal surface of dismouting link, the grafting opening that is located the outside of dismouting passageway 101.

In this embodiment, as shown in fig. 1 and 5, when the piston 7 needs to be installed in the installation cavity, the pushing body 2 can be inserted into the dismounting passage 101 and the first connecting portion is connected to the end surface of the dismounting connecting end by arranging a plurality of insertion openings at intervals along the length direction of the pushing body 2, then the pushing rod 6 is passed through the first insertion opening near the end surface of the dismounting connecting end and detachably connected to the supporting head 83, the piston 7 is aligned with the installation cavity, then a dismounting operator applies thrust to the driving end of the pushing rod 6 towards one side of the piston compressor respectively, so that the pushing rod 6 applies thrust to the pushing body 2 near the piston compressor to push the piston 7 to a first depth, then the pushing rod 6 is dismounted, and the pushing rod 6 is passed through the second insertion opening near the end surface of the dismounting connecting end and detachably connected to the supporting head 83, pushing force is applied to the driving end of the pushing rod 6 towards one side of the piston compressor by a disassembling and assembling operator respectively, the pushing rod 6 is used for applying pushing force to the pushing body 2 close to the piston compressor, the piston 7 is pushed into a second depth, the pushing rod 6 penetrates through the inserting through openings in sequence in this way and enables the pushing rod 6 to push the pushing body 2, finally the piston 7 is pushed into the mounting cavity, the piston 7 is mounted in place, and then the connection between the first connecting part and the end face of the disassembling and assembling connecting end is released, so that the piston 7 is mounted in the mounting cavity; when the piston 7 needs to be disassembled from the installation cavity, the push rods 6 sequentially penetrate through the plurality of splicing through holes from the splicing through holes far away from the end surface of the disassembling and assembling connecting end, the body 2 is reversely pushed through the push rods 6, the piston 7 gradually withdraws from the installation cavity to the outer side, and finally the piston 7 is completely disassembled from the installation cavity.

The utility model discloses an embodiment, as shown in fig. 5 to 8, support head 83 for supporting the cover, when rotating supporting seat 8 and installing on organism 1, support the open end of cover and can set up towards the grafting opening, and the one end of catch bar 6 can pass the grafting opening and peg graft in supporting the cover.

In this embodiment, as shown in fig. 5 to 8, support head 83 for supporting the cover, can be with rotating when supporting seat 8 installs on organism 1, and make the open end of supporting the cover towards the setting of grafting opening, be favorable to passing the grafting opening with the one end of catch bar 6 and peg graft in supporting the cover, be convenient for pass the one end of grafting opening with support the cover fast and peg graft and dial out catch bar 6 from supporting the cover fast with catch bar 6, be favorable to improving the convenience through dismouting auxiliary device dismouting piston 7.

In addition, except the technical scheme disclosed in this embodiment, to the utility model provides a piston 7, other structures of piston compressor and theory of operation etc. can refer to the conventional technical scheme in this technical field, and these conventional technical scheme also are not the utility model discloses the key point, the utility model discloses do not state in detail here.

In the present application, the term "plurality" means two or more unless expressly defined otherwise. The terms "mounted," "connected," "fixed," and the like are used broadly and should be construed to include, for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. The utility model provides a dismouting auxiliary device for dismouting piston compressor's piston, piston compressor includes the organism, one side of organism is equipped with the dismouting passageway that is used for the dismouting to pass through the piston during the piston, be equipped with along the direction of depth of dismouting passageway on the organism with the installation cavity of dismouting passageway intercommunication, the piston includes installation front end and dismouting link, the installation front end is used for stretching into the bottom of installation cavity, and when the installation front end stretches into the bottom of installation cavity, the terminal surface of dismouting link stretches into in the dismouting passageway, its characterized in that, the dismouting auxiliary device for dismouting piston compressor's piston includes:

the pushing body is of a long rod-shaped structure, an inserting through hole is formed in the pushing body along the length direction of the pushing body, the inserting through hole is formed in the width direction of the pushing body and extends out of the pushing body, and the inserting through hole can penetrate through a pushing rod used for pushing the pushing body;

the connector is connected to one end of the pushing body in the length direction, and a first connecting part which is detachably connected with the end face of the dismounting connecting end is arranged on the connector;

when the end face of the front installation end is connected with the bottom of the installation cavity in a butting mode, and the first connecting portion is connected with the end face of the dismounting connecting end, the splicing port is located on the outer side of the dismounting channel.

2. A dismounting aid for dismounting and mounting a piston of a piston compressor according to claim 1, wherein a second connecting portion is provided on an end surface of the dismounting and mounting connecting end, the second connecting portion being provided corresponding to the second connecting portion and being detachably connectable to the second connecting portion.

3. A dismounting aid for dismounting and mounting a piston of a piston type compressor according to claim 2, wherein said first connecting portion extends along a length direction of said thrust body, a center line of said first connecting portion along the extending direction thereof coincides with a center line of said thrust body along the length direction thereof, said second connecting portion is connected to a center position of an end surface of said dismounting and mounting connecting end and extends along the length direction of said piston, a center line of said second connecting portion along the length direction thereof coincides with a center line of said piston along the length direction thereof, and when said first connecting portion is connected to said second connecting portion, the center line of said first connecting portion coincides with the center line of said second connecting portion.

4. A dismounting aid for dismounting and mounting a piston of a piston-type compressor according to claim 2, wherein the second connecting portion is connected to the end face of the dismounting and mounting connection end and extends away from the dismounting and mounting connection end to form a connection protrusion, the connection protrusion is of a hollow cylindrical structure, an internal thread is provided on the inner side wall of the connection protrusion, the first connecting portion is of a cylindrical structure, and an external thread capable of being in threaded connection with the internal thread in a matching manner is provided on the outer side wall of the first connecting portion.

5. The auxiliary device for disassembling and assembling the piston of the piston compressor according to any one of claims 2 to 4, further comprising:

the pushing body is provided with a pushing body, a connecting head is connected with the pushing body through the pushing body, the connecting head is connected with one end, deviating from the pushing body, of the pushing body through the pushing block, and when the first connecting part and the second connecting part are connected in place, the pushing block can be abutted against the end face of the second connecting part.

6. The auxiliary device as claimed in claim 5, wherein the first stopping block has a plurality of first pin holes spaced apart from each other, the first pin holes extend along the length of the pushing body, the first pin holes have a plurality of second pin holes corresponding to the first pin holes on the end surface of the connecting end, and when the stopping block is disposed opposite to the end surface of the connecting end, a first pin can be inserted into the first pin holes and the second pin holes.

7. A mounting/dismounting assistance apparatus for a piston of a piston compressor according to claim 1, wherein the thrust body includes a first limit stop, a second limit stop, and a connecting plate, the first limit stop and the second limit stop are arranged in parallel, the connecting head is connected to one end of the first limit stop and the second limit stop, the connecting plate is connected to the other end of the first limit stop and the second limit stop, a hollow cavity is defined between the first limit stop and the second limit stop, a plurality of three pin holes are provided at intervals along the length direction of the first limit stop, and a plurality of four pin holes are provided at intervals along the length direction of the second limit stop, corresponding to the plurality of three pin holes;

further comprising:

and the second bolt can be respectively inserted into the correspondingly arranged third bolt hole and the fourth bolt hole and separates the hollow cavity into the splicing through holes.

8. The auxiliary device for disassembling and assembling a piston of a piston compressor according to any one of claims 1 to 4 and 6 to 7, further comprising:

the rotary supporting seat is used for being installed on the machine body close to one side of the dismounting channel and comprises a connecting base and a supporting head, the connecting base is used for being installed on the machine body, the supporting head is rotatably connected to the connecting base, the supporting head is used for being connected with one end of a push rod, and when the rotary supporting seat is installed on the machine body, the central line of the installation cavity is located in the rotating plane of the supporting head;

the catch bar, the one end of catch bar can pass the grafting opening and with support the head and can dismantle the connection, work as the one end of catch bar passes the grafting opening and with when supporting the head and connecting, the other end of catch bar forms the drive end, and follows the length direction who pushes away the top body promotes the drive end, support the head and rotate, the catch bar can be followed the length direction who pushes away the body is right it pushes away the body and pushes away to push away.

9. The auxiliary device for disassembling and assembling the piston of the piston-type compressor according to claim 8, wherein the plurality of ports are provided at intervals along a length direction of the pushing body, and when the end surface of the front end is abutted against the bottom of the mounting cavity and the first connecting portion is connected to the end surface of the disassembling and assembling connecting end, the port located on the outermost side is located outside the disassembling and assembling passage.

10. A dismounting aid for dismounting and mounting a piston of a piston compressor in accordance with claim 8 wherein said support head is a support sleeve, an open end of said support sleeve is positionable toward said spigot when said rotary support mount is mounted to said housing, and an end of said push rod is insertable through said spigot and into said support sleeve.

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