CN203532330U - General tool for centrifugal compressor case pressure testing - Google Patents
General tool for centrifugal compressor case pressure testing Download PDFInfo
- Publication number
- CN203532330U CN203532330U CN201320670025.3U CN201320670025U CN203532330U CN 203532330 U CN203532330 U CN 203532330U CN 201320670025 U CN201320670025 U CN 201320670025U CN 203532330 U CN203532330 U CN 203532330U
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- China
- Prior art keywords
- pressure testing
- casing
- centrifugal compressor
- hose
- outlet pipe
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- Expired - Lifetime
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- 238000012360 testing method Methods 0.000 title claims abstract description 43
- 230000008878 coupling Effects 0.000 claims description 34
- 238000010168 coupling process Methods 0.000 claims description 34
- 238000005859 coupling reaction Methods 0.000 claims description 34
- 238000010276 construction Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 229910000831 Steel Inorganic materials 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of centrifugal compressor case pressure testing and particularly to a general tool for the centrifugal compressor case pressure testing. The tool which is arranged inside a casing of a centrifugal compressor comprises an exhaust pipe, a clamping device and a flexible pipe; the exhaust pipe which is arranged on the upper portion of the casing is connected with the inner wall of the casing through the clamping device; an upper end opening of the exhaust pipe is close to the inner wall of the casing; the lower end of the exhaust pipe is connected with the upper end of the flexible pipe; the lower end of the flexible pipe is connected with an exhaust hole which is formed in a pressure testing flange at the bottom of the casing; an exhaust valve is arranged on the exterior side of the exhaust hole. The general tool for the centrifugal compressor case pressure testing has the advantages of solving the problem that every compressor needs a special pressure testing exhaust tool, reducing production costs, being convenient to operate and improving the production efficiency.
Description
Technical field
The utility model belongs to centrifugal compressor casing pressure test technology field, and specifically a kind of centrifugal compressor casing pressure testing general utility tool, is applicable to the centrifugal compressor casing pressure testing of different model.
Background technique
Centrufugal compressor impeller is to utilize High Rotation Speed, and mechanical energy is converted into gas medium energy, and then the equipment to dielectric gas compression.Before rotor and stator assembling, need carry out pressure testing detection to casing, general centrifugal compressor pressure test pressure scope is that 0.25MPA is between 38.3MPA.
Traditional pressure testing equipment, the exhaust duct in its casing is that steel pipe connects.Due to the difference of the physical dimension of every compressor, the every compressor of this traditional pressure test tool all needs special-purpose pressure testing exhaust duct, causes the increase of cost of production, and inconvenient operation, manufacturing efficiency are low.
Model utility content
For the problems referred to above, the purpose of this utility model is to provide a kind of centrifugal compressor casing pressure testing general utility tool.This instrument has solved the problem that every compressor all needs to do special-purpose pressure testing exhaust instrument, has reduced cost of production, and easy to operate, has improved manufacturing efficiency.
To achieve these goals, the utility model is by the following technical solutions:
A kind of centrifugal compressor casing pressure testing general utility tool, described instrument is arranged in the casing of centrifugal compressor, comprise outlet pipe, clamping device and flexible pipe, wherein outlet pipe is arranged at the top of casing and is connected with the inwall of casing by clamping device, the upper end-hole of described outlet pipe is near the inwall of casing, lower end is connected with the upper end of flexible pipe, and the exhaust port on the pressure testing flange of the lower end of described flexible pipe and bottom of shell is connected, and the outside of described exhaust port is provided with outlet valve.
Described clamping device comprises fastening piece and clamp, and described fastening piece is connected with clamp, and fastening piece is connected with the upper inside wall of casing, and described clamp clamps outlet pipe.Described clamp is two halves structure, and described two halves structure fastening is clamped by outlet pipe and bolt tightening is passed through at two ends.One end of described fastening piece is connected with clip, and the other end is provided with hatch frame, and the bottom of described hatch frame is provided with lock bolt, and the opening end of described fastening piece is connected with the inwall of casing by lock bolt.
Described flexible pipe comprises top hose and bottom hose, wherein one end of top hose is threaded with the lower end of outlet pipe by hose coupling I, one end of described bottom hose is provided with hose coupling IV, described hose coupling IV is threaded by the exhaust port on the bottom pressure testing flange of connecting bolt and casing, the other end of described top hose and bottom hose is respectively equipped with hose coupling II and hose coupling III, and described hose coupling II and hose coupling III are threaded by connecting bolt I.Described connecting bolt I and connecting bolt II are hollow-core construction and two ends outer surface is provided with outside thread.The centre of described connecting stud I is provided with the flat square structure of easy disassembly.
Described flexible pipe is sebific duct.The upper end-hole of described outlet pipe is provided with scarf.
Advantage of the present utility model and beneficial effect are:
1. the utility model replaces the steel pipe of original structure with sebific duct, according to the characteristic of sebific duct, can realize the arbitrary position of exhaust duct in compressor case and place, and adopt two sebific duct docking to facilitate shop worker's operation.
2. hollow connecting stud of the present utility model is according to the feature of compressor pressure test tool, and the structure of design reducing realizes being connected between sebific duct and steel flanges.
3. fastening piece of the present utility model is connected by regulating double-screw bolt can realize with the compressor of different type of machines.
4. the utility model reduces production costs, and enhances productivity, easy to operate.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is the linkage structure schematic diagram of outlet pipe of the present utility model and fastening piece;
Fig. 3 is the linkage structure schematic diagram of upper and lower two sebific ducts of the present utility model;
Fig. 4 is the linkage structure schematic diagram of sebific duct of the present utility model and flange;
Fig. 5 is the linkage structure schematic diagram of exhaust steel pipe of the present utility model and sebific duct;
Fig. 6 is the structural representation of clip of the present utility model;
Fig. 7 is the side view of Fig. 6;
Fig. 8 is the structural representation of fastening piece of the present utility model.
Wherein: 1 is top hose, 2 is bottom hose, and 301 is hose coupling I, 302 is hose coupling II, and 303 is hose coupling III, and 304 is hose coupling IV, 4 is connecting bolt I, and 5 is connecting bolt II, and 6 is outlet pipe, 7 is fastening piece, and 8 is clip, and 9 is lock bolt, 10 is outlet valve, and 11 is water injection valve, and 12 is pressure testing flange, 13 is casing, and M is water filling, and N is exhaust.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As Figure 1-5, the pressure testing of a kind of centrifugal compressor casing of the utility model is arranged in the casing 13 of centrifugal compressor with general utility tool, described instrument comprises outlet pipe 6, clamping device and flexible pipe, wherein outlet pipe 6 is arranged at the top of casing 13 and is connected with the inwall of casing 13 by clamping device, the upper end-hole of described outlet pipe 6 is near the inwall of casing 13 and be provided with scarf, be beneficial to the discharge of casing 13 interior gases, the lower end outer surface of outlet pipe 6 is provided with outside thread.Described flexible pipe comprises top hose 1 and bottom hose 2, and wherein one end of top hose 1 is provided with hose coupling I301, and one end of described hose coupling I301 is provided with internal thread, and described internal thread is threaded with the outside thread of the lower end of outlet pipe 6.One end of described bottom hose 2 is provided with hose coupling IV304, and described hose coupling IV304 is threaded by the exhaust port on the bottom pressure testing flange 12 of connecting bolt II5 and casing 13.The other end of described top hose 1 and bottom hose 2 is respectively equipped with hose coupling II302 and hose coupling III303, and described hose coupling II302 and hose coupling III303 are threaded by connecting bolt I4.
Described connecting bolt I4 and connecting bolt II5 are hollow-core construction (being provided with through hole along axis) and two ends outer surface is provided with outside thread.The outside of described exhaust port is provided with outlet valve 10, and described flexible pipe is sebific duct, and hose coupling is rubber hose coupling, and one end of described sebific duct two ends and rubber hose coupling is cementing, and the other end of described rubber hose coupling is provided with internal thread.According to the characteristic of hose material, described two sebific ducts can the interior random placement at the casing 13 of compressor.
As shown in Fig. 6-8, described clamping device comprises fastening piece 7 and clamp 8, and a side of described fastening piece 7 is connected by welding manner with clamp 8.The other end of described fastening piece 7 is provided with hatch frame, and the lower end of hatch frame is provided with lock bolt 9, and the opening end of fastening piece 7 is connected with the inwall of casing 13 by lock bolt 9.According to the difference of centrifugal compressor model, specification, the open height of fastening piece 7 is reserved certain limit, by regulating the back-out length of the locking double-screw bolt 9 of bottom to realize being connected of fastening piece 7 and casing 13.Described clamp 8 is two halves structure, and two halves structure fastening is clamped outlet pipe 6 and bolt tightening is passed through at two ends, is convenient to fixedly outlet pipe 6.
Embodiment
Described outlet pipe 6 is that the manufacture by FB44099 steel pipe 27X4 forms, and it is the inclined-plane of 3 millimeters that one end port is processed into height difference, and the other end is processed into the outside thread of M27X1.5, and this outside thread is connected with the internal thread M27 of hose coupling I301.Described outlet pipe 6 is connected with fastening piece 7 by clip 8.Fastening piece 7 is by regulating the length of lock bolt 9 to be fixed on the casing 13 of centrifugal compressor.Upper and lower two sebific ducts link together by connecting bolt I4.Lower sebific duct is connected with a side of the pressure testing flange 12 of casing 13 by connecting bolt II5, and outlet valve 10 is connected to the opposite side of pressure testing flange 12, and water injection valve 11 is connected on another pressure testing flange.When casing 13 water pressure testing, before upper and lower enclosure assembling, upper and lower sebific duct connects by connecting bolt I4.Connecting bolt I4 two ends outer surface is processed into the outside thread of M27X1.5, realizes and being connected with the internal thread M27X1.5 of hose coupling II302 and hose coupling III303, and the centre of connecting bolt I4 is designed to flat square structure, easy disassembly.Connecting bolt II5 one end is designed to the outside thread of M27X1.5 according to the internal thread of hose coupling IV 304, the other end becomes M20X1.5 outside thread according to the vent design of the M20X1.5 internal thread on the conventional pressure testing flange of centrifugal compressor, realizes being connected of pressure testing flange 12 of sebific duct and centrifugal compressor.
The utility model sebific duct can be placed in compressor case with being intended to, and connecting stud can be realized with any of pressure testing flange and docking, and fastening piece can be arranged on different compressors casing, the utility model is realized when the centrifugal compressor casing pressure testing of different model general.
Claims (9)
1. a centrifugal compressor casing pressure testing general utility tool, it is characterized in that: described instrument is arranged in the casing (13) of centrifugal compressor, comprise outlet pipe (6), clamping device and flexible pipe, wherein outlet pipe (6) is arranged at the top of casing (13) and is connected with the inwall of casing (13) by clamping device, the upper end-hole of described outlet pipe (6) is near the inwall of casing (13), lower end is connected with the upper end of flexible pipe, exhaust port on the pressure testing flange (12) of the lower end of described flexible pipe and casing (13) bottom is connected, and the outside of described exhaust port is provided with outlet valve (10).
2. by centrifugal compressor casing pressure testing general utility tool claimed in claim 1, it is characterized in that: described clamping device comprises fastening piece (7) and clamp (8), described fastening piece (7) is connected with clamp (8), and fastening piece (7) is connected with the upper inside wall of casing (13), described clamp (8) clamps outlet pipe (6).
3. by centrifugal compressor casing pressure testing general utility tool claimed in claim 2, it is characterized in that: described clamp (8) is two halves structure, described two halves structure fastening is clamped by outlet pipe (6) and bolt tightening is passed through at two ends.
4. by centrifugal compressor casing pressure testing general utility tool claimed in claim 2, it is characterized in that: one end of described fastening piece (7) is connected with clip (8), the other end is provided with hatch frame, the bottom of described hatch frame is provided with lock bolt (9), and the opening end of described fastening piece (7) is connected with the inwall of casing (13) by lock bolt (9).
5. by centrifugal compressor casing pressure testing general utility tool claimed in claim 1, it is characterized in that: described flexible pipe comprises top hose (1) and bottom hose (2), wherein one end of top hose (1) is threaded with the lower end of outlet pipe (6) by hose coupling I (301), one end of described bottom hose (2) is provided with hose coupling IV (304), described hose coupling IV (304) is threaded by the exhaust port on the bottom pressure testing flange (12) of connecting bolt (5) and casing (13), the other end of described top hose (1) and bottom hose (2) is respectively equipped with hose coupling II (302) and hose coupling III (303), described hose coupling II (302) and hose coupling III (303) are threaded by connecting bolt I (4).
6. by centrifugal compressor casing pressure testing general utility tool claimed in claim 5, it is characterized in that: described connecting bolt I (4) and connecting bolt II (5) is hollow-core construction and two ends outer surface is provided with outside thread.
7. by centrifugal compressor casing pressure testing general utility tool claimed in claim 6, it is characterized in that: the centre of described connecting stud I (4) is provided with the flat square structure of easy disassembly.
8. by the centrifugal compressor casing pressure testing general utility tool described in claim 1 or 5, it is characterized in that: described flexible pipe is sebific duct.
9. by the centrifugal compressor casing pressure testing general utility tool described in claim 1,2 or 5, it is characterized in that: the upper end-hole of described outlet pipe (6) is provided with scarf.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320670025.3U CN203532330U (en) | 2013-10-25 | 2013-10-25 | General tool for centrifugal compressor case pressure testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320670025.3U CN203532330U (en) | 2013-10-25 | 2013-10-25 | General tool for centrifugal compressor case pressure testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203532330U true CN203532330U (en) | 2014-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320670025.3U Expired - Lifetime CN203532330U (en) | 2013-10-25 | 2013-10-25 | General tool for centrifugal compressor case pressure testing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203532330U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107153031A (en) * | 2017-06-30 | 2017-09-12 | 沈阳透平机械股份有限公司 | A kind of horizontally split centrifugal compressor casing pressure-bearing testing device, method |
-
2013
- 2013-10-25 CN CN201320670025.3U patent/CN203532330U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107153031A (en) * | 2017-06-30 | 2017-09-12 | 沈阳透平机械股份有限公司 | A kind of horizontally split centrifugal compressor casing pressure-bearing testing device, method |
| CN107153031B (en) * | 2017-06-30 | 2020-07-31 | 沈阳透平机械股份有限公司 | Horizontal subdivision centrifugal compressor shell pressure-bearing test device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140409 |
|
| CX01 | Expiry of patent term |