CN212250457U

CN212250457U - Single screw compressor with adjustable star wheel axle system

Info

Publication number: CN212250457U
Application number: CN202020893908.0U
Authority: CN
Inventors: 邱献飞; 王先进
Original assignee: Jiangxi Aofke Compressor Co Ltd
Current assignee: Jiangxi Aofke Compressor Co Ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2020-12-29
Anticipated expiration: 2030-05-25

Abstract

The utility model discloses a single screw compressor with adjustable star wheel shafting, including drain pan, threaded rod, spring, star wheel body, worm and clamp plate, the top overlap joint of drain pan has the epitheca, and the fixed first sealed pad that is provided with in inside of epitheca to the sealed pad of the middle fixedly connected with second of epitheca, the opening has been seted up to the front end of drain pan, the equal fixed first overlap joint piece that is provided with in both sides about the epitheca, the fixed second overlap joint piece that is provided with in the left and right sides of drain pan, and the inside threaded connection of drain pan has the threaded rod, the through-hole has all been seted up to the inside of first overlap joint piece and the inside of second overlap joint piece, and the inside movable mounting of through-hole has the inserted bar to fixedly connected with spring between inserted bar and the second overlap joint piece, the inside of drain pan has. This single screw compressor with adjustable star wheel shafting is convenient wholly carries out fast loading and unloading to the device, thereby conveniently adjusts the axis body of star wheel simultaneously and overhauls inside.

Description

Single screw compressor with adjustable star wheel axle system

Technical Field

The utility model relates to the technical field, specifically be a single screw compressor with adjustable star gear axle is to.

Background

The single-screw compressor mainly has the advantages that air is compressed, the star wheels on the left side and the right side inside the single-screw compressor drive the threaded rod in the center of the single-screw compressor to rotate, and the air enters the screw grooves, is compressed and then is discharged from the air outlet.

Some single threaded rod compressors currently on the market:

(1) the inside of the device is usually an integral body, so that the star wheel in the device is inconvenient to disassemble and replace, the using effect is poor, and the follow-up maintenance work is inconvenient;

(2) current single threaded rod compressor, the shell is usually fixed the device is whole through modes such as welded connection and bolted connection, is not convenient for carry out quick dismantlement work to the device shell, and the result of use is relatively poor.

We therefore propose a single screw compressor with adjustable starwheel shaft system in order to solve the problems set out above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a single screw compressor with adjustable star wheel shafting to some single threaded rod compressors on the existing market that solve above-mentioned background art and provide are not convenient for dismantle and change the inside star wheel of device, and inconvenient carries out quick assembly disassembly's problem to the shell moreover.

In order to achieve the above object, the utility model provides a following technical scheme: a single screw compressor with an adjustable star wheel shaft system comprises a bottom shell, a threaded rod, a spring, a star wheel body, a worm and a pressing plate, wherein an upper shell is lapped above the bottom shell, a first sealing gasket is fixedly arranged inside the upper shell, a second sealing gasket is fixedly connected in the middle of the upper shell, a through hole is formed in the front end of the bottom shell, first lapping blocks are fixedly arranged on the left side and the right side of the upper shell, second lapping blocks are fixedly arranged on the left side and the right side of the bottom shell, the threaded rod is connected with the inner threads of the bottom shell, through holes are formed in the first lapping blocks and the second lapping blocks respectively, an inserting rod is movably arranged inside each through hole, an inner groove is fixedly connected between each inserting rod and the second lapping blocks, an inner groove is formed in the bottom shell, the star wheel body is rotatably arranged inside the bottom shell, and the star wheel body is fixedly connected to the outer side, the worm is installed in the meshing between star gear body and the adjacent star gear body, the spout has been seted up on the surface of drain pan, and has seted up the opening on the drain pan in the middle of the spout, the clamp plate is installed to the left and right sides bearing of axis body bottom.

Preferably, the left and right sides of drain pan and epitheca all are symmetrical mutually, and the axis of drain pan and the axis of epitheca are on same straight line.

Preferably, the first sealing gasket is matched with the inner groove, and the outer wall of the second sealing gasket is pressed against the inner wall of the through hole.

Preferably, the horizontal center lines of the through holes in the first and second overlapping blocks are on the same straight line, and the rear surface of the second overlapping block is attached to the front surface of the first overlapping block.

Preferably, the inserted link passes through to constitute elastic construction between spring and the second overlap joint piece, the opening passes through to constitute the block structure between inserted link and the second overlap joint piece.

Preferably, the axis body passes through the spout and constitutes sliding construction between clamp plate and the drain pan, and the axis body passes through the width that constitutes the compact structure opening between threaded rod and the drain pan and is greater than the width of spout to contact each other between threaded rod and the clamp plate.

Compared with the prior art, the beneficial effects of the utility model are that: this single screw compressor with adjustable star wheel shafting:

(1) the star wheel moving device is provided with the opening and the sliding chute which are mutually communicated, when the star wheel in the device is overhauled or replaced, the front end of the threaded rod can not abut against the pressing plate any more by rotating the threaded rod, so that the star wheel on one side can be moved out from the opening, the bottom of the star wheel shaft body is mutually connected with the pressing plate through the bearing, the pressing plate at the bottom of the device is not influenced when the star wheel rotates, the star wheel can be conveniently overhauled through the shaft body at the bottom of the moving device, and the practicability of the device is improved;

(2) be provided with drain pan and the epitheca that can dismantle fast in the device, the block structure of the epitheca and the drain pan left and right sides passes through completely moreover, after epitheca and drain pan overlap joint are good, the through-hole on the first overlap joint piece and the through-hole on the second overlap joint piece coincide mutually, can come to carry on spacingly to first overlap joint piece and second overlap joint piece through the inserted bar on the pulling device this moment to fasten the device, promoted the convenience when device dismouting.

Drawings

Fig. 1 is a schematic top view of the worm according to the present invention;

FIG. 2 is a schematic cross-sectional view of the bottom casing of the present invention;

FIG. 3 is a schematic view of the connection structure of the shaft body and the pressing plate of the present invention;

FIG. 4 is a schematic view of the split structure of the upper case and the bottom case of the present invention;

FIG. 5 is a schematic view of the overlapping structure of the upper case and the bottom case of the present invention;

FIG. 6 is a schematic side sectional view of the first lap joint block of the present invention;

fig. 7 is a schematic view of the top view structure of the opening of the present invention.

In the figure: 1. a bottom case; 2. an upper shell; 3. a first gasket; 4. a second gasket; 5. a port; 6. a first lap joint block; 7. a second lap joint block; 8. a threaded rod; 9. a through hole; 10. inserting a rod; 11. a spring; 12. an inner tank; 13. a shaft body; 14. a star wheel body; 15. a worm; 16. an opening; 17. a chute; 18. and (7) pressing a plate.

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. 1-7, the present invention provides a technical solution: a single screw compressor with an adjustable star wheel shaft system comprises a bottom shell 1, an upper shell 2, a first sealing gasket 3, a second sealing gasket 4, a through hole 5, a first overlapping block 6, a second overlapping block 7, a threaded rod 8, a through hole 9, an inserting rod 10, a spring 11, an inner groove 12, a shaft body 13, a star wheel body 14, a worm 15, an opening 16, a sliding groove 17 and a pressing plate 18, wherein the upper shell 2 is overlapped above the bottom shell 1, the first sealing gasket 3 is fixedly arranged inside the upper shell 2, the second sealing gasket 4 is fixedly connected in the middle of the upper shell 2, the through hole 5 is formed in the front end of the bottom shell 1, the first overlapping blocks 6 are fixedly arranged on the left side and the right side of the upper shell 2, the second overlapping blocks 7 are fixedly arranged on the left side and the right side of the bottom shell 1, the threaded rod 8 is connected inside the bottom shell 1 in a threaded manner, the through holes 9 are formed in the first overlapping blocks 6 and the second overlapping blocks 7, and the inserting rod 10, and fixedly connected with spring 11 between inserted bar 10 and the second overlap joint piece 7, inside 12 has been seted up to the inside of drain pan 1, and the inside rotation of drain pan 1 installs axis body 13 to the outside fixedly connected with star gear body 14 of axis body 13, the meshing is installed worm 15 between star gear body 14 and the adjacent star gear body 14, and spout 17 has been seted up on the surface of drain pan 1, and has seted up opening 16 on the drain pan 1 in the middle of the spout 17, and clamp plate 18 is installed to the left and right sides bearing of axis body 13 bottom.

The left and right sides of drain pan 1 and epitheca 2 all symmetry of each other, and the axis of drain pan 1 and the axis of epitheca 2 on same straight line, and convenient follow-up concatenation has promoted the stability of device to drain pan 1 and epitheca 2.

The first sealing gasket 3 is matched with the inner groove 12, the outer wall of the second sealing gasket 4 is mutually compressed with the inner wall of the through hole 5, and the sealing performance of the device can be guaranteed while the follow-up dismounting effect can be achieved.

The horizontal central line of through-hole 9 is on same straight line on first overlap joint piece 6 and the second overlap joint piece 7, and laminates mutually between the rear surface of second overlap joint piece 7 and the front surface of first overlap joint piece 6, compresses tightly the back at drain pan 1 and epitheca 2, and through-hole 9 overlaps on first overlap joint piece 6 and the second overlap joint piece 7, and convenient follow-up carries out the chucking to drain pan 1 and epitheca 2.

The insertion rod 10 is elastically structured between the spring 11 and the second overlapping block 7, the opening 16 is structured between the insertion rod 10 and the second overlapping block 7 to form an engagement structure, and the engagement between the first overlapping block 6 and the second overlapping block 7 can be released by pulling the end of the insertion rod 10.

The axis body 13 passes through and constitutes sliding structure between spout 17 and the clamp plate 18 and the drain pan 1, and the axis body 13 passes through the width that constitutes the compact structure opening 16 between threaded rod 8 and the drain pan 1 and is greater than the width of spout 17 to contact each other between threaded rod 8 and the clamp plate 18, extrude the clamp plate 18 through threaded rod 8 and fix the axis body 13.

The working principle is as follows: when the single-screw compressor with the adjustable star wheel shaft system is used, as shown in fig. 1-3 and 7, the device can adjust the shaft body 13 on the star wheel body 14 according to use requirements so as to disassemble the shaft body 13 for maintenance or replacement, when the shaft body 13 moves, as the threaded rod 8 is in threaded connection with the bottom shell 1, the threaded rod 8 can be screwed out of the bottom shell 1, so that the front end of the threaded rod 8 does not press the pressing plate 18 any more, at the moment, the shaft body 13 can be integrally moved out through the chute 17 in the bottom shell 1, when the shaft body 13 moves to the opening 16, the star wheel body 14 can be directly disassembled from the opening 16, and the bearing at the bottom end of the shaft body 13 can avoid the influence on the pressing plate 18 when the star wheel body 14 and the worm 15 work, so as to ensure stable installation of the device;

as shown in fig. 1 and fig. 4-7, the device can be used to quickly disassemble and assemble the bottom case 1 and the upper case 2, when the bottom case 1 and the upper case 2 need to be disassembled, the front end of the insert pin 10 can be disengaged from the through hole 9 inside the first overlap block 6 by pulling the insert pin 10 outward, and keeps the inserted link 10 from being disengaged from the through hole 9 in the second overlap block 7, and the spring 11 is stretched (the spring 11 is in a compressed state in fig. 6), at this time, the first overlap block 6 and the second overlap block 7 are disengaged, since the upper case 2 is fixed to the first overlapping block 6 and the bottom case 1 is fixed to the second overlapping block 7, the bottom case 1 and the upper case 2 can be quickly detached by releasing the engagement of the first overlapping block 6 and the second overlapping block 7, the installation step of the device is opposite to the disassembly step, which is the working process of the whole device, and those not described in detail in this specification are well within the skill of those in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a single screw compressor with adjustable star wheel shafting, includes drain pan (1), threaded rod (8), spring (11), star wheel body (14), worm (15) and clamp plate (18), its characterized in that: an upper shell (2) is lapped on the upper portion of the bottom shell (1), a first sealing gasket (3) is fixedly arranged inside the upper shell (2), a second sealing gasket (4) is fixedly connected to the middle of the upper shell (2), a through hole (5) is formed in the front end of the bottom shell (1), first lapping blocks (6) are fixedly arranged on the left side and the right side of the upper shell (2), second lapping blocks (7) are fixedly arranged on the left side and the right side of the bottom shell (1), a threaded rod (8) is connected to the inner threads of the bottom shell (1), through holes (9) are formed in the inner portions of the first lapping blocks (6) and the second lapping blocks (7), an inserting rod (10) is movably arranged inside the through holes (9), a spring (11) is fixedly connected between the inserting rod (10) and the second lapping blocks (7), an inner groove (12) is formed in the bottom shell (1), and the internal rotation of drain pan (1) installs axis body (13) to the outside fixedly connected with star wheel body (14) of axis body (13), worm (15) are installed in the meshing between star wheel body (14) and adjacent star wheel body (14), spout (17) have been seted up on the surface of drain pan (1), and seted up opening (16) on drain pan (1) in the middle of spout (17), clamp plate (18) are installed to the left and right sides bearing of axis body (13) bottom.

2. The single screw compressor with adjustable star wheel shafting of claim 1, characterized in that: the left and right sides of drain pan (1) and epitheca (2) all are symmetrical mutually, and the axis of drain pan (1) is on same straight line with the axis of epitheca (2).

3. The single screw compressor with adjustable star wheel shafting of claim 1, characterized in that: the first sealing gasket (3) is matched with the inner groove (12), and the outer wall of the second sealing gasket (4) is pressed against the inner wall of the through hole (5).

4. The single screw compressor with adjustable star wheel shafting of claim 1, characterized in that: the horizontal center lines of the through holes (9) in the first overlapping block (6) and the second overlapping block (7) are on the same straight line, and the rear surface of the second overlapping block (7) is mutually attached to the front surface of the first overlapping block (6).

5. The single screw compressor with adjustable star wheel shafting of claim 1, characterized in that: the inserted bar (10) and the second overlapping block (7) form an elastic structure through the spring (11), and the opening (16) and the second overlapping block (7) form a clamping structure through the inserted bar (10).

6. The single screw compressor with adjustable star wheel shafting of claim 1, characterized in that: the shaft body (13) forms a sliding structure with the bottom shell (1) through the sliding groove (17) and the pressing plate (18), the width of an opening (16) of the pressing structure formed between the shaft body (13) and the bottom shell (1) through the threaded rod (8) is larger than that of the sliding groove (17), and the threaded rod (8) and the pressing plate (18) are in contact with each other.