CN211819863U

CN211819863U - Reciprocating compressor piston rod dismouting support

Info

Publication number: CN211819863U
Application number: CN201921899906.6U
Authority: CN
Inventors: 陈刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-10-30
Anticipated expiration: 2029-11-06

Abstract

The utility model relates to a reciprocating compressor piston rod dismounting support, which comprises a bottom plate and a piston rod, wherein a mounting groove is arranged at the center of the top end of the bottom plate, a servo motor is arranged in the mounting groove, the output end of the servo motor is connected with a rotating shaft, a sealing plate is fixed at the top end of the mounting groove, a through hole is arranged at the center of the top end of the sealing plate, a first bearing is arranged in the through hole, the end part of the rotating shaft passes through the first bearing in a rotating way, a second bearing is arranged at the center of the top end of the sealing plate, a rotating disc is connected in the second bearing in a rotating way, the top end of the rotating shaft is fixedly connected with the center of the bottom end of the rotating disc, a screw rod is fixedly connected with the center of the top end of the rotating disc, a cushion circle is wedged between the top end of the auxiliary rod and the bottom end of the screw sleeve.

Description

Reciprocating compressor piston rod dismouting support

Technical Field

The utility model relates to a compressor piston rod dismouting technical field, concretely relates to reciprocating compressor piston rod dismouting support.

Background

The reciprocating compressor is a compressor which can make the volume of cylinder body change periodically by means of reciprocating movement of piston or diaphragm in the cylinder and can implement pressurization and delivery of gas, belonging to the field of volume type compressor. The reciprocating compressor is divided into a piston type compressor and a diaphragm type compressor according to components which do reciprocating motion, when the piston type compressor is checked and maintained, a piston rod needs to be disassembled and assembled, a crane needs to replace a lifting point for many times, and the piston is prevented from falling off by using a wood plate and other supports in the process of replacing the lifting point, so that the reciprocating compressor is very dangerous.

At present, chinese patent with application number CN201721487267.3 discloses a reciprocating compressor piston rod dismounting bracket, which comprises: the arc-shaped support frame is used for supporting the piston rod; the hollow steel pipe is arranged below the arc-shaped support frame; the nut is arranged below the hollow steel pipe; grab handles arranged at two sides of the screw cap; the stud is connected with the nut through threads; and the support flat plate is arranged below the stud. By means of the dismounting support frame, the working efficiency can be greatly improved, the installation time of the piston rod is saved, and the safety is ensured. However, the piston rod of the reciprocating compressor is mounted and dismounted by adopting the device, and is supported only in a threaded mode, so that the supporting strength is low, and the height of the bracket is inconvenient to adjust. Based on this, the utility model designs a reciprocating compressor piston rod dismouting support.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at overcomes at least a defect among the prior art, provides a reciprocating compressor piston rod dismouting support to the mode of only through the screw thread that proposes in solving above-mentioned background supports, and support intensity is lower, the problem of the adjustment of the height that the support was located of not being convenient for simultaneously.

In order to realize the technical scheme, the utility model discloses a following technical scheme:

a reciprocating compressor piston rod dismounting support comprises a bottom plate and a piston rod, wherein a mounting groove is formed in the center of the top end of the bottom plate, a servo motor is mounted in the mounting groove, the output end of the servo motor is connected with a rotating shaft, a sealing plate is fixed to the top end of the mounting groove, a through hole is formed in the center of the top end of the sealing plate, a first bearing is mounted in the through hole, the end part of the rotating shaft penetrates through the first bearing in a rotating mode, a second bearing is arranged in the center of the top end of the sealing plate, a rotating disc is rotatably connected to the inner portion of the second bearing, the top end of the rotating shaft is fixedly connected with the center of the bottom end of the rotating disc, a screw rod is fixedly connected to the center of the top end of the rotating disc, a clamping hole is formed, the piston rod is placed in the support groove, the auxiliary rod is inserted in the clamping hole, and a cushion circle is wedged between the top end of the auxiliary rod and the bottom end of the threaded sleeve.

Preferably, the bottom plate is a counterweight bottom plate, the bottom of the bottom plate is a friction surface, and the mounting grooves are arranged on the center line of the top end of the bottom plate at three groups at equal intervals.

Preferably, the horizontal plane of the top end of the closing plate, the horizontal plane of the top end of the bottom plate and the horizontal plane of the top end of the rotating shaft are the same horizontal plane, and the height of the horizontal plane of the top end of the rotating disc is equal to or lower than the height of the horizontal plane of the top end of the second bearing.

Preferably, the clamping holes are four groups in total, the circumferences of the clamping holes are uniformly arranged at the top end of the rotary table, the supporting rods are four groups in total, the circumferences of the supporting rods are uniformly arranged at the top end of the threaded sleeve, a connecting line between the centers of the clamping holes and the centers of the supporting rods is a vertical straight line, and the length of each supporting rod is equal to that of each screw rod.

Preferably, the diameter of the supporting disk is larger than or equal to that of the screw sleeve, and the diameter of the rotating disk is larger than or equal to that of the screw sleeve.

Preferably, the diameter of the auxiliary rod is larger than that of the clamping hole, the auxiliary rod comprises a plurality of groups with different lengths, and the cushion circle is of a wooden cylindrical structure.

Compared with the prior art, the beneficial effects of the utility model are that: by arranging the servo motor, the rotating shaft, the screw rod and the threaded sleeve, the lifting of the bracket is facilitated by utilizing the characteristic that the servo motor changes the direction of current and the rotating direction of the output end is opposite, so that an operator can conveniently adjust the height of the piston rod; through setting up card hole, auxiliary rod and pad circle, when the swivel nut rotated to a take the altitude, utilize the cooperation of auxiliary rod and pad circle, carry out the auxiliary stay to the swivel nut, improve the support intensity of swivel nut to the bracing piece of top, support disc and support groove.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is an enlarged schematic view of part a of the present invention.

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

1-bottom plate, 2-mounting groove, 3-servo motor, 4-rotating shaft, 5-closing plate, 6-through hole, 7-first bearing, 8-second bearing, 9-rotating disc, 10-screw rod, 11-clamping hole, 12-screw sleeve, 13-supporting rod, 14-supporting disc, 15-bracket, 16-auxiliary rod, 17-cushion circle and 18-piston rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the examples of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1: the utility model provides a reciprocating compressor piston rod dismouting support, includes bottom plate 1 and piston rod 18, and bottom plate 1 is the counter weight bottom plate and the bottom of bottom plate 1 is the friction surface, strengthens the stability of device in the use.

As shown in fig. 3: mounting groove 2 has been seted up at 1 top center of bottom plate, mounting groove 2 is total three groups and equidistant setting on 1 top central line of bottom plate, strengthen the support stability to the piston rod, 2 internally mounted of mounting groove have

servo motor

3, 3 outputs of servo motor are connected with

pivot

4, 2 tops of mounting groove are fixed with closure plate 5, through-hole 6 has been seted up at closure plate 5 top center, 6 internally mounted of through-hole has first bearing 7, 4 tip of pivot rotate and pass first bearing 7, 5 top centers of closure plate are provided with second bearing 8, 8 internal rotations of second bearing are connected with

carousel

9, 4 tops of pivot and the fixed linking to each other in carousel 9 bottom centers, carousel 9 top center fixedly connected with screw rod 10, card hole 11 has been seted up on carousel 9 tops.

As shown in fig. 2: the surface of the screw rod 10 is screwed with a threaded sleeve 12, the top end of the threaded sleeve 12 is fixed with a support rod 13, the top end of the support rod 13 is fixed with a support disc 14, the center of the top end of the support disc 14 is fixed with a support groove 15, a piston rod 18 is placed in the support groove 15, an auxiliary rod 16 is inserted in the clamping hole 11, and a cushion circle 17 is wedged between the top end of the auxiliary rod 16 and the bottom end of the threaded sleeve 12.

In this embodiment, the horizontal plane on which the top end of the closing plate 5 is located, the horizontal plane on which the top end of the bottom plate 1 is located, and the horizontal plane on which the top end of the rotating shaft 4 is located are the same horizontal plane, and the height of the horizontal plane on which the top end of the rotating disc 9 is located is equal to or lower than the height of the horizontal plane on which the top end of the second bearing 8 is; the clamping holes 11 are four groups in total and are uniformly arranged at the top end of the rotary table 9 in a circumferential mode, the supporting rods 13 are four groups in total and are uniformly arranged at the top end of the threaded sleeve 12 in a circumferential mode, a connecting line between the centers of the clamping holes 11 and the centers of the supporting rods 13 is a vertical straight line, and the length of each supporting rod 13 is equal to that of the corresponding screw 10.

In the embodiment, the diameter of the supporting disk 14 is larger than or equal to that of the screw sleeve 12, and the diameter of the rotating disk 9 is larger than or equal to that of the screw sleeve 12; the diameter of the auxiliary rod 16 is larger than that of the clamping hole 11, the auxiliary rod 16 comprises a plurality of groups with different lengths, and the cushion circle 17 is of a wooden cylindrical structure.

One specific application of this embodiment is: overhaul piston reciprocating compressor, when needing to carry out the dismouting to piston rod 18, according to the concrete height of compressor, start servo motor 3, drive pivot 4 and rotate, thereby make carousel 9 rotate, and then make screw rod 10 rotate, screw rod 10 screw thread drive swivel nut 12 rises, thereby support disc 14 and support groove 15 that make rise, the height that highly suitable compressor was located to the piston rod 18 on the messenger support groove 15, can peg graft auxiliary rod 16 in calorie hole 11 simultaneously, and through filling up the circle 17 wedge reality between auxiliary rod 16 top and swivel nut 12 bottom, it is fixed to assist screw nut 12.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean 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 invention. 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 preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a reciprocating compressor piston rod dismouting support, includes bottom plate (1) and piston rod (18), its characterized in that: the mounting groove (2) is formed in the center of the top end of the bottom plate (1), the servo motor (3) is mounted inside the mounting groove (2), the output end of the servo motor (3) is connected with a rotating shaft (4), a sealing plate (5) is fixed to the top end of the mounting groove (2), a through hole (6) is formed in the center of the top end of the sealing plate (5), a first bearing (7) is mounted inside the through hole (6), the end of the rotating shaft (4) penetrates through the first bearing (7) in a rotating mode, a second bearing (8) is arranged in the center of the top end of the sealing plate (5), a rotating disc (9) is connected inside the second bearing (8) in a rotating mode, the top end of the rotating shaft (4) is fixedly connected with the center of the bottom end of the rotating disc (9), a screw rod (10) is fixedly connected with the center of the top end of the rotating, the support rod (13) is fixed on the top end of the screw sleeve (12), the support disc (14) is fixed on the top end of the support rod (13), a support groove (15) is fixed at the center of the top end of the support disc (14), the piston rod (18) is placed in the support groove (15), the auxiliary rod (16) is inserted in the clamping hole (11), and a cushion circle (17) is wedged and compacted between the top end of the auxiliary rod (16) and the bottom end of the screw sleeve (12).

2. The reciprocating compressor piston rod disassembly and assembly bracket of claim 1, wherein: bottom plate (1) is counter weight bottom plate and the bottom of bottom plate (1) is the friction surface, mounting groove (2) total three groups and equidistant setting are on bottom plate (1) top center line.

3. The reciprocating compressor piston rod disassembly and assembly bracket of claim 1, wherein: the horizontal plane of the top end of the closing plate (5), the horizontal plane of the top end of the bottom plate (1) and the horizontal plane of the top end of the rotating shaft (4) are the same horizontal plane, and the height of the horizontal plane of the top end of the rotating disc (9) is equal to or lower than that of the horizontal plane of the top end of the second bearing (8).

4. The reciprocating compressor piston rod disassembly and assembly bracket of claim 1, wherein: the clamping holes (11) are four groups in total and the circumferences of the clamping holes are uniformly arranged at the top end of the rotary table (9), the supporting rods (13) are four groups in total and the circumferences of the supporting rods are uniformly arranged at the top end of the threaded sleeve (12), a connecting line between the center of the clamping holes (11) and the center of the supporting rods (13) is a vertical straight line, and the length of the supporting rods (13) is equal to that of the screw rods (10).

5. The reciprocating compressor piston rod disassembly and assembly bracket of claim 1, wherein: the diameter of the supporting disc (14) is larger than or equal to that of the screw sleeve (12), and the diameter of the rotary disc (9) is larger than or equal to that of the screw sleeve (12).

6. The reciprocating compressor piston rod disassembly and assembly bracket of claim 1, wherein: the diameter of the auxiliary rod (16) is larger than that of the clamping hole (11), the auxiliary rod (16) comprises a plurality of groups with different lengths, and the cushion circle (17) is of a wood cylindrical structure.