CN203764619U - CIP cleaning process pipeline - Google Patents
CIP cleaning process pipeline Download PDFInfo
- Publication number
- CN203764619U CN203764619U CN201320801112.8U CN201320801112U CN203764619U CN 203764619 U CN203764619 U CN 203764619U CN 201320801112 U CN201320801112 U CN 201320801112U CN 203764619 U CN203764619 U CN 203764619U
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- CN
- China
- Prior art keywords
- pipeline
- square
- shaped joints
- cleaning
- cip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title abstract description 9
- 239000002184 metal Substances 0.000 claims description 5
- 238000013003 hot bending Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005336 cracking Methods 0.000 abstract 1
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009514 concussion Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 239000003599 detergent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 239000010963 304 stainless steel Substances 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 235000013365 dairy product Nutrition 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Cleaning In General (AREA)
Abstract
The utility model discloses a CIP cleaning process pipeline. The pipeline comprises one or more stress compensators and two or more fixing supports. A straight pipe section of the pipeline is fixed on the fixing supports. The stress compensators are located on the portion, between the fixing supports, of the straight pipe section. As the CIP cleaning pipeline is transformed, the problems of pipeline vibration, breakage, loud noise, cracking of a pipe clamp and the like caused by the temperature change are solved, cleaning pressure and cleaning timeliness are ensured, and potential hazards of product quality due to the poor cleaning effect can be eliminated.
Description
Technical field
The utility model belongs to mechanical field, is specifically related to a kind of dairy products CIP cleaning pipeline.
Background technology
CIP cleans not decomposition production equipment, and the automatic purging system of available simple operations method safety, is almost introduced into all food, the factories such as beverage and pharmacy again.CIP cleans can not only cleaning robot, and can also control microorganism.
As shown in Figure 1, 71 meters of left and right of CIP cleaning pipeline total length, two ends are free ends, there is 90 ° naturally turn round, form the natural stress compensation of pipeline, straight length between curved point is 49 meters, pipeline vibrations when use, moment is subjected to displacement, produce huge sound of movement, pipe clamp bursts apart, pipeline displacement and return pulling force cause greatly conduit failure seriously and have breach, when cleaning, generator tube road interface damages acid & alkali liquid leakage often, there is potential safety hazard and environmental hazard, cause cleaning pressure inadequate simultaneously, the effect that equipment is cleaned produces invisible impact, make product have hidden danger of quality.
When CIP food technology pipeline designs is installed, temperature is 18-24 DEG C, and when cleaning, water temperature is 95 DEG C of left and right, and pipeline temperature moment increases; That pipeline adopts is Φ 63.5, and the material of stainless steel 304, observes and theoretical calculation by actual measurement, the thermal stretching amount computing formula according to pipeline:
△x=a×L×△T
In formula: △ x is pipeline thermal elongation, a is 304 stainless linear expansion coefficients, referring to table 1, when calculating, get 0.000016mm/m(16.0 × 10-6mm/m DEG C), L is compensation pipes (distance between required compensation pipeline hold-down support) length, and △ T is the temperature difference (environment temperature when medium temperature-installation).
Table 1,304 stainless steel characteristics
Calculate according to above formula, pipeline theory elongation is 55.664mm～60.368mm, and very large displacement occurs pipeline, adds return pulling force, and pipeline bears huge stress, while easily causing pipeline to use, breaks, damages.
Utility model content
The purpose of this utility model is when solving linear pattern CIP cleaning pipeline nature stress compensation and cannot meeting the demands, increase square expansive force curved, utilize the natural torsion of pipeline own to solve CIP cleaning pipeline Yin Wendu and raise, the axial stress that pipeline extends generation naturally increases the situation of the conduit failure causing.
CIP cleaning pipeline of the present utility model comprises more than one stress compensation device and be no less than the fixed support of two, and described straight length is fixed on fixed support, and described stress compensation device is positioned on the straight length between fixed support.
Preferably, described stress compensation device is square-shaped joints, and described square-shaped joints compensates suffered stress by square expansive force is curved.
Described CIP pipeline is installed as follows: in the centre position of straight length, utilize the original fixed support of pipeline, on every pipeline, increase successively a square-shaped joints, the principle that utilization is expanded with heat and contract with cold, the thermal stretching that compensates pipeline by the natural torsion of pipeline own changes axial stress, slows down the pipeline causing and extend change in displacement in the situation that swell increment increases.
Preferably, the parallel arms length c of described square-shaped joints, parallel arms minimum of a value B,, there is following relation in long-armed length H: a=H-process pipelines elbow radius × 2 between long-armed minimum of a value or elongation a; B=c-process pipelines elbow radius × 2.
Preferably, described square-shaped joints is made by whole metal tube or is formed by the metal tube hot bending that is no less than two.For the less square compensation of size, apply whole seamless steel pipe and make, for larger-size square compensation, can be formed by two or three metal pipe hot bendings, its weld bond should be located at the centre position of upright arm
Preferably, described square-shaped joints two ends straight tube be connected between end 1/4 of reserved elongation.Reserved elongation can reduce the swelling stress of compensation, improves compensation ability, and pre-allowance can be by carrying out prestretched when the curved installation of square expansive force, and it is cold drawn that prestretching can select tube stretcher to carry out.
Preferably, described square-shaped joints is consistent with the gradient, the slope aspect of pipeline.
The utility model is by the transformation to CIP detergent line, the problems such as the pipeline concussion, fracture, loud noise, the pipe clamp that produce because of variations in temperature burst apart are solved, unsecured cleaning pressure, clean promptness, eliminated the product quality hidden danger producing because cleaning performance is poor.
Brief description of the drawings
Fig. 1, CIP clean pipeline schematic diagram.
Fig. 2, the CIP that contains square-shaped joints clean pipeline schematic diagram.
Fig. 3～6, common square-shaped joints.
Accompanying drawing mark:
A, long-armed (minimum of a value); B, parallel arms (minimum of a value); C parallel arms; H is long-armed; L process pipelines length.1, fixed support; 2, straight length; 3, square-shaped joints.
Detailed description of the invention
Be below a preferred embodiment of the present utility model, it is only with explanation instead of the restriction done the application.
As shown in Figure 2,71 meters of left and right of CIP cleaning pipeline total length, two ends are free ends, there is 90 ° naturally turn round, formed the natural stress compensation of pipeline, this pipeline comprises more than one stress compensation device and be no less than the fixed support 1 of two, and described straight length 2 is fixed on fixed support 1, its length is L, and described square-shaped joints 3 is positioned on the straight length between fixed support.Square-shaped joints 3 is arranged in the middle of two fixed supports, when level is installed, consistent with the gradient, the slope aspect of pipeline.
In the time of variations in temperature, along with temperature raises, pipeline extends naturally, in order to eliminate the stress of axial generation, calculate by the measurement to pipeline, according to the suffered elongation of straight length between two fixed supports in CIP cleaning pipeline, determine and select square-shaped joints, square expansive force is curved compensates suffered stress;
The conventional form of square-shaped joints has four kinds of structural forms, B=2a in I type square-shaped joints as shown in Figure 3; B=a in II type square-shaped joints as shown in Figure 4; B=0.5a in III type square-shaped joints as shown in Figure 4; B=0 in IV type square-shaped joints as shown in Figure 6; Wherein, B is parallel arms (minimum of a value), and H is long-armed, and a is that long-armed (minimum of a value) is elongation.The square-shaped joints of selecting in the present embodiment has following feature:
A=H-process pipelines elbow radius × 2; B=c-process pipelines elbow radius × 2.
The manufacturing process of described square-shaped joints is: according to the ability value of square-shaped joints, determine after overhanging brachium H size, then at straight length according to the curved compensation ability of selected square expansive force, weigh the elongation that straight length need compensate, pipeline elongation can not exceed the compensation ability of compensator, the axial thrust producing because of expansion can not exceed the limit that fixed support can bear, and must not make pipe produce buckling.While adopting different nominal bore, support bracket fastened maximum spacing is in table 1.
Table 1, fixed support maximum spacing scope
Adopt the detergent line of this method improved CIP straight line, can solve the generation of the situations such as pipeline concussion, loud noise, interface fracture while use completely.
It should be noted that the square compensation less for size, apply whole seamless steel pipe and make, for larger-size square compensation, can be formed by two or three pipe hot bendings, its weld bond should be located at the centre position of upright arm.
In order to reduce the swelling stress of compensation, improve compensation ability, in the time of the curved installation of square expansive force, should carry out prestretched, it is cold drawn that prestretching can select tube stretcher to carry out.Adopt tube stretcher when cold drawn, before stretching, two ends fixed support is welded, compensator two ends straight tube is reserved 1/4 of elongation with being connected between end, stretches with tube stretcher.When stretching, the flange pipe clamp of tube stretcher is stuck in and is drawn weld bond two ends.Be through two double end stay bolts between flange pipe clamp by adjustment, prestretching weld bond is drawn close to requiring gap, weld bond centering welds.Both sides are cold drawn can carry out simultaneously, also can operate respectively.
Claims (5)
1. a CIP cleaning pipeline, it is characterized in that, described pipeline comprises more than one stress compensation device and be no less than the fixed support of two, and the straight length of described pipeline is fixed on fixed support, and described stress compensation device is positioned on the straight length between fixed support.
2. pipeline according to claim 1, is characterized in that, described stress compensation device is square-shaped joints.
3. pipeline according to claim 2, is characterized in that, whole metal tube of described square-shaped joints makes or formed by the metal tube hot bending that is no less than two.
4. according to the pipeline described in claim 2 or 3, it is characterized in that, described square-shaped joints two ends straight tube be connected between end 1/4 of reserved elongation.
5. according to the pipeline described in claim 2 or 3, it is characterized in that, described square-shaped joints is consistent with the gradient, the slope aspect of pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320801112.8U CN203764619U (en) | 2013-12-09 | 2013-12-09 | CIP cleaning process pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320801112.8U CN203764619U (en) | 2013-12-09 | 2013-12-09 | CIP cleaning process pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203764619U true CN203764619U (en) | 2014-08-13 |
Family
ID=51281867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320801112.8U Expired - Lifetime CN203764619U (en) | 2013-12-09 | 2013-12-09 | CIP cleaning process pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203764619U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443705A (en) * | 2018-05-14 | 2018-08-24 | 无锡特莱姆气体设备有限公司 | High stability gasifier |
-
2013
- 2013-12-09 CN CN201320801112.8U patent/CN203764619U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443705A (en) * | 2018-05-14 | 2018-08-24 | 无锡特莱姆气体设备有限公司 | High stability gasifier |
| CN108443705B (en) * | 2018-05-14 | 2024-03-15 | 无锡特莱姆气体设备有限公司 | High stability gasifier |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140813 |