CN210033827U - Screw compressor is used in preparation of thiamphenicol enteric-coated tablet - Google Patents
Screw compressor is used in preparation of thiamphenicol enteric-coated tablet Download PDFInfo
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- CN210033827U CN210033827U CN201920530347.5U CN201920530347U CN210033827U CN 210033827 U CN210033827 U CN 210033827U CN 201920530347 U CN201920530347 U CN 201920530347U CN 210033827 U CN210033827 U CN 210033827U
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- thiamphenicol
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Abstract
The utility model discloses a screw compressor is used in preparation of thiamphenicol enteric-coated tablet, including casing and two end covers that are used for the shutoff casing both ends, one side of casing top and bottom is provided with air inlet flange and exhaust flange respectively, and the top and the bottom of casing inner chamber both sides are provided with positive screw rod and negative screw rod through the bearing respectively, and the tip welding of positive screw rod has the drive shaft that is located the casing outside, and the tip of drive shaft runs through an end cover, and the circular slot has been seted up respectively to the top and the bottom of casing both sides, and the rectangular channel has been seted up to one side of circular slot inside. This kind of screw compressor is used in preparation of thiamphenicol enteric-coated tablet, through fixing device, make two end covers can be light the both ends of shutoff casing to live bearing parcel completely, and when needing to be changed the bearing, can be light take off the end cover, need not to use tools such as screwdriver, and then change the bearing, thereby reached the purpose that the screw compressor is convenient for change the bearing for the preparation of thiamphenicol enteric-coated tablet.
Description
Technical Field
The utility model relates to a screw compressor specifically is a screw compressor is used in preparation of thiamphenicol enteric-coated tablet.
Background
The screw compressor is also called a screw compressor and comprises a screw air compressor, a screw process compressor, a vinyl chloride compressor and the like, the screw machine is a positive displacement double-screw oil injection compressor, generally has a box type skid-mounted structure, and the screw compressor is composed of a pair of parallel and mutually meshed female and male screws and is the most widely applied one of the rotary compressors.
At present, need often use screw compressor in the preparation of thiamphenicol enteric-coated tablet to compress the required gas in the preparation of thiamphenicol enteric-coated tablet in the preparation of most screw compressors, the bearing that is used for bearing negative, positive screw rod all installs in the inside of casing, and use the end cover shutoff, the end cover adopts a plurality of bolts and casing fixed, consequently when needing to be changed the bearing, need use the screwdriver to remove all a plurality of bolts on with the end cover just can take off the end cover and then change the bearing and get, whole change process is complicated, be not convenient for the change of bearing. Therefore, we improve the above and provide a screw compressor for preparing thiamphenicol enteric-coated tablets.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model relates to a screw compressor for preparing thiamphenicol enteric-coated tablets, which comprises a shell and two end covers used for plugging two ends of the shell, an air inlet flange and an air outlet flange are respectively arranged on one side of the top end and the bottom end of the shell, a male screw and a female screw are respectively arranged on the top end and the bottom end of the two sides of the inner cavity of the shell through bearings, a driving shaft positioned outside the shell is welded at the end part of the male screw rod, the end part of the driving shaft penetrates through one end cover, the top end and the bottom end of the two sides of the shell are respectively provided with a circular groove, one side inside the circular groove is provided with a rectangular groove, one end of each of the two end covers is respectively connected with the two ends of the shell, the top end and the bottom end of one side of the end cover are respectively provided with a square groove, a fixing device is arranged inside the square groove, an annular groove is formed in the middle of the end cover, and a sealing device is arranged inside the annular groove.
As a preferred technical scheme of the utility model, fixing device comprises square plate, handle, connecting rod, the round bar that is located the circular slot inside, spout and extension spring, the outside of square plate and the inside sliding connection in square slot, one side welding of square plate has the handle, the opposite side welding of square plate has the connecting rod, the outside of connecting rod is equipped with the round bar, the spout has been seted up to one side of round bar, the inside joint of spout has the latch mechanism that is located the rectangular slot inside, latch mechanism's tip is connected with the one end of rectangular slot inside, the outside of connecting rod is provided with the extension spring that is located the round bar inside.
As a preferred technical scheme of the utility model, the clamping mechanism is by first telescopic link, be located inside fixture block and the reset spring of spout, the one end and the inside one end of rectangular channel of first telescopic link are connected, the other end of first telescopic link is connected with the fixture block, the outside of first telescopic link is provided with reset spring.
As a preferred technical scheme of the utility model, the connecting rod is formed by an iron set and an iron plate welding, the shape of iron plate is square with the inside shape of round bar on the connecting rod, the outside of iron plate and the inside laminating of round bar on the connecting rod.
As a preferred technical scheme of the utility model, the fixture block is formed by a rectangular block and a hemisphere welding, the both sides of rectangular block are laminated with the inside both sides of spout respectively on the fixture block, the outside of hemisphere and the inside one end sliding connection of spout on the fixture block.
As a preferred technical scheme of the utility model, sealing device comprises second telescopic link, rubber circle, annular slab and the compression spring that is located the ring channel inside, the quantity of second telescopic link is four, four the one end of second telescopic link is connected with the inside four corners of ring channel respectively, four the other end of second telescopic link all is connected with the annular slab, the outside of second telescopic link is provided with compression spring, the rubber circle sets up in the inside of ring channel, and the both sides of rubber circle respectively with one side of annular slab and the one end laminating of casing.
The utility model has the advantages that:
1. this kind of screw compressor is used in preparation of thiamphenicol enteric-coated tablet, through fixing device, make two end covers can be light the both ends of shutoff casing to live bearing parcel completely, and when needing to be changed the bearing, can be light take off the end cover, need not to use tools such as screwdriver, and then change the bearing, thereby reached the purpose that the screw compressor is convenient for change the bearing for the preparation of thiamphenicol enteric-coated tablet.
2. This kind of screw compressor is used in preparation of thiamphenicol enteric-coated tablet, through sealing mechanism, make outside dust and granule can not get into the inside of casing through the gap between end cover and the casing, and then influence the work of negative screw rod, positive screw rod and bearing, and descend at ambient temperature, when the rubber circle takes place the shrinkage, the annular plate can be under compression spring restoring force's effect, the extrusion rubber circle, make it receive the extrusion inflation, and then make the outer wall and the inner wall of rubber circle still with the inboard and the outside close laminating of ring channel, can not give a difference in the life gap, thereby its leakproofness has been guaranteed.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of a screw compressor for preparing thiamphenicol enteric-coated tablets of the present invention;
FIG. 2 is an enlarged schematic structural view of the screw compressor for preparing thiamphenicol enteric-coated tablets of the present invention at the A position;
fig. 3 is a schematic diagram of the cross-sectional structure of a round rod of a screw compressor for preparing thiamphenicol enteric-coated tablets of the present invention.
In the figure: 1. a housing; 2. an air inlet flange; 3. an exhaust flange; 4. a male screw; 5. a drive shaft; 6. a circular groove; 7. a rectangular groove; 8. an end cap; 9. a square groove; 10. a square plate; 11. a handle; 12. a connecting rod; 13. a round bar; 14. a chute; 15. an extension spring; 16. a first telescopic rod; 17. a clamping block; 18. a return spring; 19. an annular groove; 20. a second telescopic rod; 21. an annular plate; 22. a compression spring; 23. a rubber ring; 24. a female screw; 25. and a bearing.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): as shown in fig. 1, fig. 2 and fig. 3, the screw compressor for preparing thiamphenicol enteric-coated tablets of the present invention comprises a casing 1 and two end caps 8 for plugging two ends of the casing 1, one side of the top and bottom ends of the casing 1 is respectively provided with an air inlet flange 2 and an air outlet flange 3, the top and bottom ends of two sides of the inner cavity of the casing 1 are respectively provided with a male screw 4 and a female screw 24 through bearings 25, the end of the male screw 4 is welded with a driving shaft 5 positioned outside the casing 1, the end of the driving shaft 5 penetrates through one end cap 8, the top and bottom ends of two sides of the casing 1 are respectively provided with a circular groove 6, one side inside the circular groove 6 is provided with a rectangular groove 7, one end of two end caps 8 is respectively connected with two ends of the casing 1, the top and bottom end of one side of the end cap 8 are respectively provided with a square groove 9, the interior of the annular groove 19 is provided with sealing means.
Wherein, the fixing device is composed of a square plate 10, a handle 11, a connecting rod 12, a round rod 13 positioned in the round groove 6, a sliding groove 14 and an extension spring 15, the outer part of the square plate 10 is connected with the inner part of the square groove 9 in a sliding way, one side of the square plate 10 is welded with the handle 11, the other side of the square plate 10 is welded with the connecting rod 12, the outer part of the connecting rod 12 is provided with the round rod 13, one side of the round rod 13 is provided with the sliding groove 14, the inner part of the sliding groove 14 is clamped with a clamping mechanism positioned in the rectangular groove 7, the end part of the clamping mechanism is connected with one end in the rectangular groove 7, the outer part of the connecting rod 12 is provided with the extension spring 15 positioned in the round rod 13, the two end covers 8 can easily seal the two ends of the shell 1 through the fixing device, and completely wrap the bearing 25, and when the bearing 25 needs to be replaced, the end cover, and then the bearing 25 is replaced, thereby achieving the purpose that the bearing 25 is convenient to replace by a screw compressor for preparing the thiamphenicol enteric-coated tablets.
Wherein, the clamping mechanism is by first telescopic link 16, be located inside fixture block 17 and the reset spring 18 of spout 14, and the one end and the inside one end of rectangular channel 7 of first telescopic link 16 are connected, and the other end of first telescopic link 16 is connected with fixture block 17, and the outside of first telescopic link 16 is provided with reset spring 18.
Wherein, connecting rod 12 is formed by an iron set and an iron plate welding, and the shape of iron plate is square with the inside shape of round bar 13 on connecting rod 12, and the outside of iron plate is laminated with the inside of round bar 13 on connecting rod 12, and when having guaranteed that square plate 10 rotates, square plate 10 can drive round bar 13 through connecting rod 12 and rotate.
Wherein, fixture block 17 is formed by a rectangle piece and a hemisphere welding, and the both sides of rectangle piece are laminated with the inside both sides of spout 14 respectively on fixture block 17, and the outside of the hemisphere is connected with the inside one end sliding connection of spout 14 on fixture block 17, has guaranteed that fixture block 17 can fix pole 13 after stretching into spout 14's inside, and when pole 13 rotated, fixture block 17 can rotate out of spout 14's inside, makes pole 13 can break away from the inside of circular slot 6.
Wherein, the sealing device is composed of a second telescopic rod 20, a rubber ring 23, an annular plate 21 and a compression spring 22 which are positioned inside the annular groove 19, the number of the second telescopic rods 20 is four, one end of each of the four second telescopic rods 20 is respectively connected with four corners inside the annular groove 19, the other ends of the four second telescopic rods 20 are respectively connected with the annular plate 21, the compression spring 22 is arranged outside the second telescopic rod 20, the rubber ring 23 is arranged inside the annular groove 19, two sides of the rubber ring 23 are respectively attached to one side of the annular plate 21 and one end of the shell 1, through a sealing mechanism, external dust and particles can not enter the shell 1 through a gap between the end cover 8 and the shell 1, the work of the female screw 24, the male screw 4 and the bearing 25 is further influenced, when the ambient temperature drops, and when the rubber ring 23 is shrunk, the annular plate 21 can be under the restoring force action of the compression spring 22, the rubber ring 23 is extruded to be expanded, so that the outer wall and the inner wall of the rubber ring 23 are still tightly attached to the inner side and the outer side of the annular groove 19, gaps are not generated, and the sealing performance of the rubber ring is ensured.
When the four-bar-type bearing replacing device works, firstly, when the bearing 25 needs to be replaced, the four handles 11 are pulled outwards, after the four square plates 10 are completely separated from the interiors of the four square grooves 9, the four handles 11 are rotated, the four square plates 10 rotate, the four round bars 13 are driven to rotate by the four square plates 10 under the action of the four connecting rods 12, the four fixture blocks 17 slide in the four sliding grooves 14 and finally slide out of the interiors of the sliding grooves 14, after the four fixture blocks 17 completely slide out of the interiors of the four sliding grooves 14, the four handles 11 are continuously pulled outwards, the four square plates 10 drive the four round bars 13 to move out of the interiors of the four round grooves 6 under the action of the four connecting rods 12, the two end covers 8 are taken down, the four bearings 25 are replaced, after the four bearings 25 are completely replaced, the two end covers 8 are sealed at two ends of the shell 1, and the four round bars 13 are respectively stretched into the interiors of the four round grooves 6, along with the income of four round bars 13, four fixture blocks 17 stretch into the inside of four spouts 14 under the effect of four reset spring 18 restoring forces, four fixed round bars 13, four square plates 10 stretch into the inside of four square grooves 9 under the effect of extension spring 15 restoring forces, prevent that round bar 13 from rotating, when ambient temperature descends, when rubber ring 23 takes place the shrinkage, annular plate 21 can extrude rubber ring 23 under the effect of compression spring 22 restoring forces and make it receive the extrusion inflation, and then make the outer wall and the inner wall of rubber ring 23 still with the inboard and the outside close laminating of ring channel 19, can not give poor life to the gap, prevent that dust and granule from getting into the inside of casing 1, and then influence the work of cloudy screw rod 24, positive screw rod 4 and bearing 25.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A screw compressor for preparing thiamphenicol enteric-coated tablets comprises a shell (1) and two end covers (8) used for plugging two ends of the shell (1), and is characterized in that an air inlet flange (2) and an air outlet flange (3) are respectively arranged on one side of the top end and the bottom end of the shell (1), a male screw (4) and a female screw (24) are respectively arranged on the top end and the bottom end of two sides of an inner cavity of the shell (1) through bearings (25), a driving shaft (5) positioned outside the shell (1) is welded on the end portion of the male screw (4), one end portion of the driving shaft (5) penetrates through one end cover (8), circular grooves (6) are respectively formed in the top end and the bottom end of two sides of the shell (1), a rectangular groove (7) is formed in one side inside the circular groove (6), and one ends of the two end covers (8) are respectively connected with, the improved sealing device is characterized in that square grooves (9) are respectively formed in the top end and the bottom end of one side of the end cover (8), a fixing device is arranged inside each square groove (9), an annular groove (19) is formed in the middle of the end cover (8), and a sealing device is arranged inside each annular groove (19).
2. The screw compressor for preparing the thiamphenicol enteric-coated tablet according to claim 1, characterized in that, the fixing device consists of a square plate (10), a handle (11), a connecting rod (12), a round rod (13) positioned in the round groove (6), a sliding groove (14) and an extension spring (15), the outer part of the square plate (10) is connected with the inner part of the square groove (9) in a sliding way, one side of the square plate (10) is welded with a handle (11), a connecting rod (12) is welded at the other side of the square plate (10), a round rod (13) is arranged outside the connecting rod (12), one side of the round rod (13) is provided with a sliding chute (14), the inside of the sliding chute (14) is clamped with a clamping mechanism positioned in the rectangular groove (7), the end part of the clamping mechanism is connected with one end inside the rectangular groove (7), and an extension spring (15) located inside the round rod (13) is arranged outside the connecting rod (12).
3. The screw compressor for preparing the thiamphenicol enteric-coated tablets is characterized in that the clamping mechanism comprises a first telescopic rod (16), a clamping block (17) and a return spring (18), wherein the clamping block (17) and the return spring (18) are located inside a sliding groove (14), one end of the first telescopic rod (16) is connected with one end inside a rectangular groove (7), the other end of the first telescopic rod (16) is connected with the clamping block (17), and the return spring (18) is arranged outside the first telescopic rod (16).
4. The screw compressor for preparing the thiamphenicol enteric-coated tablets is characterized in that the connecting rod (12) is formed by welding an iron rod and an iron plate, the shape of the iron plate on the connecting rod (12) and the shape of the inner part of the round rod (13) are both square, and the outer part of the iron plate on the connecting rod (12) is attached to the inner part of the round rod (13).
5. The screw compressor for preparing the thiamphenicol enteric-coated tablets is characterized in that the clamping block (17) is formed by welding a rectangular block and a hemisphere, two sides of the rectangular block on the clamping block (17) are respectively attached to two sides of the inner portion of the sliding groove (14), and the outer portion of the hemisphere on the clamping block (17) is in sliding connection with one end of the inner portion of the sliding groove (14).
6. The screw compressor for preparing the thiamphenicol enteric-coated tablets is characterized in that the sealing device consists of four second telescopic rods (20), rubber rings (23), annular plates (21) and compression springs (22) which are located inside an annular groove (19), one end of each of the four second telescopic rods (20) is connected with four corners inside the annular groove (19), the other ends of the four second telescopic rods (20) are connected with the annular plates (21), the compression springs (22) are arranged outside the second telescopic rods (20), the rubber rings (23) are arranged inside the annular groove (19), and two sides of each of the rubber rings (23) are attached to one side of the annular plate (21) and one end of the shell (1) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920530347.5U CN210033827U (en) | 2019-04-18 | 2019-04-18 | Screw compressor is used in preparation of thiamphenicol enteric-coated tablet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920530347.5U CN210033827U (en) | 2019-04-18 | 2019-04-18 | Screw compressor is used in preparation of thiamphenicol enteric-coated tablet |
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| CN210033827U true CN210033827U (en) | 2020-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920530347.5U Active CN210033827U (en) | 2019-04-18 | 2019-04-18 | Screw compressor is used in preparation of thiamphenicol enteric-coated tablet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111396315A (en) * | 2020-03-16 | 2020-07-10 | 中山铭科压缩机有限公司 | Screw compressor's suitable high type double flange oil-gas separation jar structure that adds of maintenance |
| CN112283110A (en) * | 2020-08-12 | 2021-01-29 | 武汉艾德沃泵阀有限公司 | Water ring vacuum pump and compressor |
-
2019
- 2019-04-18 CN CN201920530347.5U patent/CN210033827U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111396315A (en) * | 2020-03-16 | 2020-07-10 | 中山铭科压缩机有限公司 | Screw compressor's suitable high type double flange oil-gas separation jar structure that adds of maintenance |
| CN112283110A (en) * | 2020-08-12 | 2021-01-29 | 武汉艾德沃泵阀有限公司 | Water ring vacuum pump and compressor |
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