CN209838689U

CN209838689U - Novel rotary compressor

Info

Publication number: CN209838689U
Application number: CN201920559093.XU
Authority: CN
Inventors: 蒋佩之; 肖波; 徐庆; 刘宁; 向荣; 胡明月; 王建超
Original assignee: ZHANWANG Inc
Current assignee: ZHANWANG Inc
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2019-12-24
Anticipated expiration: 2029-04-23

Abstract

The utility model relates to a compressor technical field just discloses a novel rotary compressor, which comprises an outer shell, the top fixedly connected with admission valve flange of shell, the bottom fixedly connected with air outlet valve flange of shell, lateral wall fixedly connected with cassette behind the inner chamber of shell, the inside swing joint of cassette has the bearing, the inside swing joint of bearing has drive shaft, top the outside fixedly connected with female screw rod of drive shaft, bottom the outside fixedly connected with male screw rod of drive shaft. This novel rotary compressor compresses the air through driving male screw rod and female screw rod intermeshing with the drive shaft, and when motor or the inside structure of shell broke down, the control line pulling power arm that the wiring end is connected then makes two clamping pieces press from both sides tight fixed plate under the interact of power arm and fixed arm, can make the drive shaft stop rotatory, prevents that the inside component of shell from receiving the collision, makes the degree of compressor trouble reduce to minimumly.

Description

Novel rotary compressor

Technical Field

The utility model relates to a compressor technical field specifically is a novel rotary compressor.

Background

The rotary refrigerating compressor is a positive displacement compressor whose working volume can be rotated, and the gas compression and pressure change can be implemented by means of volume change, and the volume change can be implemented by means of that one or several rotors of the compressor can be rotated and moved in the cylinder.

The compressor includes screw compressor, and screw compressor has characteristics such as the size is little, light in weight and easy maintenance, is the fast model of development among the compressor, but screw compressor carries out work by motor drive, and motor or internals can not stop the very first time when breaking down, increase the fault degree of compressor, can bring certain danger for the user, improved cost of maintenance, so propose a novel rotary compressor and solve above-mentioned problem of proposing.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a novel rotary compressor possesses and can make the inside screw rod of compressor in time stop when breaking down, reduces the advantage of equipment trouble degree, has solved screw compressor and has carried out work by motor drive, can not stop the very first time when motor or internals break down, increases the trouble degree of compressor, can bring certain danger for the user, has improved cost of maintenance's problem.

(II) technical scheme

In order to realize the purpose of stopping the screw rod in the compressor in time and reducing the fault degree of equipment when the fault occurs, the utility model provides a novel rotary compressor, which comprises a shell, wherein the top of the shell is fixedly connected with an air inlet flange, the bottom of the shell is fixedly connected with an air outlet flange, the rear side wall of the inner cavity of the shell is fixedly connected with a clamping seat, the inner part of the clamping seat is movably connected with a bearing, the inner part of the bearing is movably connected with a driving shaft, the outer part of the top of the driving shaft is fixedly connected with a female screw rod, the outer part of the bottom of the driving shaft is fixedly connected with a male screw rod, the left side of the shell is fixedly connected with a supporting frame, the inner side of the supporting frame is fixedly connected with a protective shell, the outer part of the left end of, the inside fixedly connected with connecting rod on linking arm right side, the outside fixedly connected with fixed arm of connecting rod, the left side swing joint of linking arm has the power arm, the positive fixedly connected with wiring end of power arm, the equal fixed mounting in back of power arm and fixed arm has the clamping piece.

Preferably, the air inlet has been seted up at the top of shell, and the gas outlet has been seted up to the bottom of shell, and circular locating hole has all been seted up on the left side and the right side of shell.

Preferably, the air inlet flange, the air outlet flange, the clamping seat and the shell are integrated, the interior of the shell is hollow, and the fixing plate is annular.

Preferably, the number of the clamping seats is four, the four clamping seats are equidistantly distributed on the rear side wall of the inner cavity of the shell, the four clamping seats are arc-shaped, and arc-shaped positioning grooves are formed in the front side of the four clamping seats.

Preferably, the male screw rod is in threaded connection with the female screw rod, the support frame comprises two positioning rods and a lantern ring, one end of each positioning rod is welded with the left side of the shell, and the positioning rods are far away from the inner side of one end of the shell and fixedly connected with the outer portion of the lantern ring.

Preferably, the connecting arm, the fixed arm and the power arm are arc-shaped, and the connecting arm and the power arm are connected through a movable shaft.

(III) advantageous effects

Compared with the prior art, the utility model provides a novel rotary compressor possesses following beneficial effect:

this novel rotary compressor, put into the cassette through the bearing with the drive shaft outside, the fixed plate is at the inside motion of protective housing in the rotatory while of drive shaft, make two outside positive screw rods of drive shaft and female screw rod intermeshing compress the air, when motor or the inside structure of shell broke down, the control line pulling power arm that the wiring end is connected, then make two clamping pieces press from both sides tight fixed plate under the interact of power arm and fixed arm, can make the drive shaft stall, prevent that the inside component of shell from receiving the collision, the degree that makes the compressor trouble falls to minimumly.

Drawings

FIG. 1 is a front view of the structure of the present invention;

fig. 2 is a front sectional view of the protective shell structure of the present invention.

In the figure, a shell 1, an air inlet valve flange 2, an air outlet valve flange 3, a clamping seat 4, a driving shaft 5, a bearing 6, a male screw 7, a female screw 8, a supporting frame 9, a protective shell 10, a fixed plate 11, a clamping piece 12, a connecting arm 13, a fixed arm 14, a power arm 15, a connecting rod 16 and a wiring terminal 17 are arranged.

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 embodiments 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a novel rotary compressor comprises a shell 1, an air inlet is disposed at the top of the shell 1, an air outlet is disposed at the bottom of the shell 1, circular positioning holes are disposed at both the left side and the right side of the shell 1, the interior of the shell 1 is hollow, an air inlet flange 2 is fixedly connected to the top of the shell 1, an air valve flange 2, an air outlet flange 3, a clamping seat 4 and the shell 1 are integrated, an air outlet flange 3 is fixedly connected to the bottom of the shell 1, a clamping seat 4 is fixedly connected to the rear side wall of the inner cavity of the shell 1, the number of the clamping seats 4 is four, the four clamping seats 4 are equidistantly distributed on the rear side wall of the inner cavity of the shell 1, the four clamping seats 4 are arc-shaped, arc-shaped positioning grooves are disposed at the front sides of the four clamping seats, a bearing 6 is movably connected to the interior, the outer part of the bottom driving shaft 5 is fixedly connected with a male screw 7, the male screw 7 is in threaded connection with a female screw 8, the left side of the shell 1 is fixedly connected with a supporting frame 9, the supporting frame 9 comprises two positioning rods and a lantern ring, one end of each positioning rod is welded with the left side of the shell 1, the inner side of one end, away from the shell 1, of each positioning rod is fixedly connected with the outer part of the lantern ring, the inner side of the supporting frame 9 is fixedly connected with a protective shell 10, the outer part of the left end of the bottom driving shaft 5 is fixedly connected with a fixed plate 11, the fixed plate 11 is annular, the front side wall of the inner cavity of the protective shell 10 is fixedly connected with a connecting arm 13, the fixed arm 14 and the power arm 15 are arc-shaped, the connecting arm 13 is connected with, the wiring end 17 is fixedly connected to the front face of the power arm 15, and the clamping pieces 12 are fixedly mounted on the back faces of the power arm 15 and the fixing arm 14, so that the purpose that a screw in the compressor can be stopped timely when a fault occurs and the fault degree of equipment is reduced is achieved.

To sum up, in the novel rotary compressor, the bearing 6 outside the driving shaft 5 is placed in the clamping seat 4, the fixing plate 11 moves in the protective shell 10 while the driving shaft 5 rotates, so that the male screw 7 and the female screw 8 outside the two driving shafts 5 are meshed with each other to compress air, when the motor or the structure inside the shell 1 fails, the control line connected with the wiring terminal 17 pulls the power arm 15, then the two clamping pieces 12 clamp the fixing plate 11 under the interaction of the power arm 15 and the fixing arm 14, so that the rotation of the driving shaft 5 can be stopped, the components inside the shell 1 are prevented from being collided, the failure degree of the screw compressor is reduced to the minimum, the problem that the screw compressor is driven by the motor to work, the motor or the internal parts cannot be stopped at the first time when the motor or the internal parts fail is solved, the failure degree of the screw compressor is increased, and certain danger is brought to users, raising the problem of maintenance cost.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A novel rotary compressor comprises a shell (1) and is characterized in that an air inlet flange (2) is fixedly connected to the top of the shell (1), an air outlet flange (3) is fixedly connected to the bottom of the shell (1), a clamping seat (4) is fixedly connected to the rear side wall of an inner cavity of the shell (1), a bearing (6) is movably connected to the inner portion of the clamping seat (4), a driving shaft (5) is movably connected to the inner portion of the bearing (6), a female screw rod (8) is fixedly connected to the outer portion of the driving shaft (5) at the top, a male screw rod (7) is fixedly connected to the outer portion of the driving shaft (5) at the bottom, a supporting frame (9) is fixedly connected to the left side of the shell (1), a protective shell (10) is fixedly connected to the inner side of the supporting frame (9), a fixing plate (, lateral wall fixedly connected with linking arm (13) before the inner chamber of protective housing (10), inside fixedly connected with connecting rod (16) on linking arm (13) right side, the outside fixedly connected with fixed arm (14) of connecting rod (16), the left side swing joint of linking arm (13) has power arm (15), the positive fixedly connected with wiring end (17) of power arm (15), the equal fixed mounting in back of power arm (15) and fixed arm (14) has clamping piece (12).

2. The rotary compressor of claim 1, wherein the top of the casing (1) is provided with an air inlet, the bottom of the casing (1) is provided with an air outlet, and the left side and the right side of the casing (1) are both provided with circular positioning holes.

3. The rotary compressor of claim 1, wherein the inlet flange (2), the outlet flange (3), the clamping seat (4) and the casing (1) are integrated, the casing (1) is hollow, and the fixing plate (11) is annular.

4. The rotary compressor of claim 1, wherein the number of the clamping seats (4) is four, the four clamping seats (4) are equidistantly distributed on the rear side wall of the inner cavity of the shell (1), the four clamping seats (4) are arc-shaped, and the front surfaces of the four clamping seats are provided with arc-shaped positioning grooves.

5. The rotary compressor of claim 1, wherein the male screw (7) is threadedly connected with the female screw (8), the support frame (9) comprises two positioning rods and a sleeve ring, one end of each positioning rod is welded to the left side of the housing (1), and the inner side of the end of each positioning rod away from the housing (1) is fixedly connected with the outer part of the sleeve ring.

6. The rotary compressor of claim 1, wherein the connecting arm (13), the fixed arm (14) and the power arm (15) are arc-shaped, and the connecting arm (13) and the power arm (15) are connected by a movable shaft.