CN111252357B - Packaging structure and packaging method for spiral heat transfer tube - Google Patents
Packaging structure and packaging method for spiral heat transfer tube Download PDFInfo
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- CN111252357B CN111252357B CN202010217924.2A CN202010217924A CN111252357B CN 111252357 B CN111252357 B CN 111252357B CN 202010217924 A CN202010217924 A CN 202010217924A CN 111252357 B CN111252357 B CN 111252357B
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 178
- 238000012546 transfer Methods 0.000 title claims abstract description 88
- 238000000034 method Methods 0.000 title claims abstract description 11
- 239000006260 foam Substances 0.000 claims abstract description 44
- 239000002023 wood Substances 0.000 claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims description 56
- 239000010959 steel Substances 0.000 claims description 56
- 238000004088 simulation Methods 0.000 claims description 39
- 238000002955 isolation Methods 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 210000001503 joint Anatomy 0.000 claims description 7
- 238000004364 calculation method Methods 0.000 claims description 6
- 239000002356 single layer Substances 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 238000012856 packing Methods 0.000 description 14
- 238000009415 formwork Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
- B65D25/10—Devices to locate articles in containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
- B65D81/05—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents
- B65D81/107—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents using blocks of shock-absorbing material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Packaging Of Machine Parts And Wound Products (AREA)
- Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
Abstract
The invention relates to a packaging structure and a packaging method for a spiral heat transfer tube. The spiral packaging assembly can be used for installing and fixing the spiral heat transfer tube, supporting foam can support the bottom of the spiral heat transfer tube which is not contacted with comb-shaped support, and the side support templates, the inclined support templates and the support wood blocks can prevent foam displacement.
Description
Technical Field
The invention relates to the field of steel pipe processing equipment, in particular to a packaging structure and a packaging method for a spiral heat transfer pipe.
Background
Spiral heat transfer tubes are widely used in heat exchanger equipment as specially shaped steel tubes. The tube has the advantages of small occupied space and high heat exchange efficiency, and especially the heat exchange efficiency of the multi-layer spiral heat transfer tube is doubled after the multi-layer spiral heat transfer tube is assembled. The single spiral heat transfer tube can meet the requirements of dimensional accuracy and surface quality after being manufactured and processed, and the package is relatively simple to fix. After the tubes are sleeved, the distance between the tubes is reduced, and the tubes can collide with each other to cause damage in the transportation process. In addition, the dead weight and elasticity of the spiral pipe can cause the spiral pipe with larger size to fluctuate within a certain range under the unconstrained state, the fluctuation has great influence on the space phase angle, and the difficulty of product installation is greatly increased.
Disclosure of Invention
The present inventors have made research and improvement with respect to the above-mentioned conventional problems, and have provided a packing structure and a packing method for a spiral heat transfer pipe, which can secure a spiral diameter, a pitch and a space phase angle thereof while ensuring that the surface quality of the spiral pipe is protected, so as to satisfy the installation requirement.
The technical scheme adopted by the invention is as follows:
A packaging structure for a spiral heat transfer tube,
Comprises at least one box body for accommodating the spiral packaging structure and the support component in the box;
Comprises at least one support component in the box, which is used for limiting the spiral packaging structure and protecting the surface of the spiral heat transfer pipe from deformation;
comprises at least one spiral package component for storing spiral heat transfer tubes.
The further technical scheme is as follows:
The spiral packaging assembly comprises a main body packaging bracket, an inlet end packaging bracket, an outlet end packaging bracket, a cross support frame, a simulation tube plate and a plurality of comb-shaped supports; the comb-shaped supports are uniformly distributed along the periphery of the spiral heat transfer tube, the end parts of the comb-shaped supports are fixedly connected with the main body packaging supports, and the comb-shaped supports are fixedly connected through cross support frames between the left end and the right end of the spiral heat transfer tube and between the main body packaging supports which are oppositely arranged; the two ends of the main body packaging bracket are also connected with a simulation tube plate;
A plurality of isolation tooth parts which are arranged at intervals are formed by extending outwards from the inner wall of the comb-shaped support, isolation tooth grooves are formed between adjacent isolation tooth parts, and a plurality of first positioning holes are formed in the comb-shaped support;
The main body packaging support comprises a first main body packaging support and a second main body packaging support, and the outlet end packaging support comprises a first inlet end packaging support and a second inlet end packaging support;
The first main body packaging support and the second main body packaging support comprise channel steel with groove-shaped sections, two ends of the channel steel are respectively connected with first side plates, each first side plate is provided with a second positioning hole, the bottom of the channel steel is also provided with a plurality of third positioning holes, a plurality of first connecting plates are further connected between two adjacent groove edges of the channel steel, and each first connecting plate is also provided with a fourth positioning hole; a first hanging point is also connected to the channel steel of the second main body packaging bracket;
The first inlet end packaging bracket and the second inlet end packaging bracket also comprise channel steel with groove-shaped sections, a plurality of fifth positioning holes are further formed in the bottom of the channel steel, and a second hanging point is further connected to the channel steel of the second inlet end packaging bracket;
the outlet end packaging support also comprises a channel steel with a groove-shaped section, and a plurality of sixth positioning holes are formed in the bottom of the channel steel;
the cross support frame is formed by butt joint of two channel steels with groove-shaped sections, the two ends of each channel steel are respectively connected with a third side plate, seventh positioning holes are formed in each third side plate, and a plurality of eighth positioning holes are formed in the bottom of each channel steel;
The simulation tube plates comprise an inlet end simulation tube plate and an outlet end simulation tube plate, and the inlet end simulation tube plate and the outlet end simulation tube plate are of detachable structures;
The inlet end simulation tube plate is formed by connecting a plurality of equally divided first ring bodies to form a whole ring, adjacent first ring bodies are in butt joint through connecting plates, and each first ring body is provided with a connecting plate mounting hole, a first connecting hole and a tenth positioning hole respectively;
The outlet end simulation tube plate comprises an outer ring and an inner ring which are concentrically arranged, the outer ring is matched with the periphery of the inner ring, the outer ring is formed by connecting a plurality of second ring bodies which are equally divided to form a whole ring, the inner ring is formed by connecting a plurality of third ring bodies which are equally divided to form a whole ring, second connecting holes are formed in the second ring bodies and the third ring bodies, twelfth positioning holes are formed in the second ring bodies, half holes are formed in the matching surfaces of the second ring bodies and the third ring bodies respectively, and eleventh positioning holes are formed in the corresponding half holes after the second ring bodies and the third ring bodies are matched.
The number of the second ring bodies in the outer ring is the same as or different from the number of the third ring bodies in the inner ring;
the device also comprises a reinforcing structure, wherein the reinforcing structure is used for being connected with the cross support frame; the reinforcing structure is formed by connecting angle steel and steel pipes which are connected with each other into an integrated structure, and a ninth positioning hole is formed in one side of the angle steel.
The in-box support assembly comprises a pair of support foam, a side support template, an inclined support template, a support wood block, a fixed wood block and a stop block;
the bottom of the supporting foam is a plane, the top of the supporting foam is an inclined plane, the inclined plane has an included angle of 45+/-1 degrees relative to the horizontal plane, the supporting foam is distributed on two sides of the bottom of the spiral heat transfer pipe, and the width range of the supporting foam is 50-500 mm;
the height of the side support template is the same as that of the support foam;
one end of the inclined support template is abutted with the upper part of the outer side face of the side support template, the other end of the inclined support template is abutted with the inner wall of the side plate of the box body, and an included angle formed by the support template and the horizontal plane is 30-60 degrees;
the supporting wood block is fixed at the bottom of the box body, and one side of the supporting wood block is abutted with the lower part of the outer side surface of the side supporting template;
The fixed wood blocks are also fixed at the bottom of the box body, and adjacent fixed wood blocks are symmetrically arranged by taking the first inlet end packaging bracket and the first outlet end packaging bracket as centers respectively;
The stop block is fixed on the side plate of the box body and is also respectively abutted with the second hanging point of the second inlet end packaging bracket and the first hanging point of the second main body packaging bracket;
the calculation formula of the height value between the center of the inclined plane in the supporting foam and the center of the bottom of the supporting foam is as follows:
Wherein H is the height value between the supporting foam inclined plane center and the supporting foam bottom center, D is the spiral diameter of the spiral heat transfer pipe, S1 is the bracket leg width of the spiral packaging structure, and S2 is the comb-shaped supporting width;
The calculation formula of the length value of the inclined support template is as follows:
Wherein L is the length of the inclined support template; d1 is the width of the box body, D is the spiral diameter of the spiral heat transfer pipe, I is the width of the supporting foam, S is the width of the supporting wood block, and alpha is the angle of the inclined supporting template relative to the horizontal plane.
A method of packaging using a packaging structure of a spiral heat transfer tube, comprising the steps of:
The first step: after the single-layer spiral heat transfer pipe is sleeved, an outlet end simulation pipe plate is arranged at the end part of a straight pipe of the spiral heat transfer pipe;
and a second step of: four comb-shaped supports are uniformly arranged along the periphery of the spiral heat transfer tube in the circumferential direction;
and a third step of: a pair of comb-shaped supports which are oppositely arranged are fixedly connected with the first main body packaging bracket respectively, and the other pair of comb-shaped supports which are oppositely arranged are fixedly connected with the second main body packaging bracket respectively;
Fourth step: fixedly connecting one end of a first main body packaging support with a first inlet end packaging support, and fixedly connecting the other end of the first main body packaging support with one end of an outlet end packaging support;
Fifth step: fixedly connecting one end of a second main body packaging support with a second inlet end packaging support, and fixedly connecting the other end of the second main body packaging support with one end of an outlet end packaging support;
Sixth step: the outlet end simulation tube plate is fixedly connected with one end of the first main body packaging support and one end of the second main body packaging support respectively;
seventh step: the other straight pipe end of the spiral heat transfer pipe is connected with an inlet simulation pipe plate, and the inlet simulation pipe plate is fixedly connected with the other ends of the first main body packaging bracket and the second main body packaging bracket;
Eighth step: a cross support frame is arranged between the first inlet end packaging support and the second inlet end packaging support which are circumferentially arranged, and a cross support frame is also arranged between the outlet end packaging supports which are circumferentially arranged, so that the spiral heat transfer tube is packaged and molded;
ninth step: installing an inclined support template, a side support template, a support wood block, support foam, a fixed wood block and a stop block in the box body in sequence;
tenth step: the spiral heat transfer tube package is entirely placed inside the case.
The beneficial effects of the invention are as follows:
The invention has simple structure and convenient use, the spiral packaging component can be arranged to fix the spiral heat transfer tube, the support foam can support the bottom of the spiral heat transfer tube which is not contacted with the comb-shaped support, and the side support template, the inclined support template and the support wood block can prevent the foam from shifting.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is an enlarged schematic view of fig. 1 at E.
Fig. 3 is an enlarged schematic view of fig. 1 at F.
Fig. 4 is an enlarged schematic view of the structure of fig. 1 at D.
Fig. 5 is an enlarged schematic view of the structure of fig. 1 at G.
Fig. 6 is an enlarged schematic view of fig. 1 at H.
Fig. 7 is a schematic structural diagram in a direction a of fig. 1.
Fig. 8 is a schematic diagram of the structure of fig. 1 in the B-B direction.
Fig. 9 is a schematic structural view of fig. 1 in the C-C direction.
Fig. 10 is a side view of the overall structure of the present invention.
Fig. 11 is a side view of an in-box arrangement of the present invention.
Fig. 12 is a top view of the in-box arrangement of the present invention.
Fig. 13 is a schematic view of a first body package support (without hanging points) according to the present invention.
Fig. 14 is a schematic view of a first inlet end package support (without hanging points) according to the present invention.
Fig. 15 is a schematic view of a second inlet end package support (with hanging points) according to the present invention.
Fig. 16 is a schematic front view of a second body package support (with hanging points) of the present invention.
Fig. 17 is a schematic top view of a second body package support (with hanging points) of the present invention.
Fig. 18 is a schematic view of an outlet end packaging holder according to the present invention.
Fig. 19 is a cross support schematic of the present invention.
Fig. 20 is a schematic front view of the cross support fixture of the present invention.
Fig. 21 is a schematic side view of the cross support fixture of the present invention.
FIG. 22 is a schematic view of an inlet side simulated tubesheet of the present invention.
FIG. 23 is a schematic view of an outlet side simulated tubesheet of the present invention.
Fig. 24 is a schematic view of a comb support in accordance with the present invention.
Wherein: 1. a comb support; 101. a first positioning hole; 102. isolating the tooth portion; 1021. isolating tooth grooves; 21. a first body packaging support; 22. a second body packaging holder; 201. a second positioning hole; 202. a first side plate; 203. a third positioning hole; 204. a connecting plate; 2041. a fourth positioning hole; 205. a first suspension point; 31. a first inlet end packaging support; 32. a second inlet end packaging support; 301. a fifth positioning hole; 302. a second suspension point; 4. an outlet end packaging bracket; 401. a sixth positioning hole; 5. a cross support frame; 501. a third side plate; 502. a seventh positioning hole; 503. eighth positioning holes; 6. a reinforcing structure; 601. angle steel; 602. a steel pipe; 603. a ninth positioning hole; 7. an inlet end simulates a tube sheet; 701. a first ring body; 702. a connecting plate mounting hole; 703. a first connection hole; 704. a tenth positioning hole; 8. the outlet end simulates a tube plate; 801. an outer ring; 8011. a second ring body; 802. an inner ring; 8021. a third ring body; 803. eleventh positioning holes; 804. a second connection hole; 805. a twelfth positioning hole; 9. a spiral heat transfer tube; 10. supporting the foam; 11. a side support template; 12. supporting the template obliquely; 13. supporting the wood block; 14. a case; 15. fixing the wood block; 16. and a stop block.
Detailed Description
The following describes specific embodiments of the present invention.
As shown in fig. 1, 10 and 11, a packing structure for a spiral heat transfer tube,
Comprises a box body for accommodating the spiral packaging structure and the support component in the box;
comprises an in-box supporting component, a heat-conducting pipe and a heat-conducting pipe, wherein the in-box supporting component is used for limiting a spiral packaging structure and protecting the surface of the spiral heat-conducting pipe from deformation;
comprises a spiral package assembly for storing spiral heat transfer tubes.
As shown in fig. 1, the spiral packaging assembly comprises a main body packaging bracket, an inlet end packaging bracket, an outlet end packaging bracket 4, a cross support bracket 5, an end simulation tube plate and a plurality of comb-shaped supports 1; the comb-shaped supports 1 are uniformly distributed along the periphery of the spiral heat transfer tube 9, the end parts of the comb-shaped supports 1 are fixedly connected with the main body packaging supports, and the comb-shaped supports are fixedly connected through the cross support frames 5 between the left and right ends of the spiral heat transfer tube 9 and the main body packaging supports which are oppositely arranged; the two ends of the main body packaging support are also connected with a simulation tube plate.
As shown in fig. 5 and 24, a plurality of isolation tooth parts 102 are formed by extending outwards from the inner wall of the comb-shaped support 1, isolation tooth grooves 1021 are formed between adjacent isolation tooth parts 102, a plurality of first positioning holes 101 are further formed in the comb-shaped support 1, the comb-shaped support 1 is made of stainless steel materials, the end portions of the comb-shaped support 1 are chamfered, and the surfaces of the comb-shaped support are polished, so that the spiral heat transfer pipes 9 are isolated one by one through the isolation tooth grooves 1021, and the problem of collision caused by front-back movement of the spiral heat transfer pipes in the transportation process is prevented. The tooth height of each gear of the isolating tooth part 102 is 0.7-1.2 times of the diameter of the pipe body of the spiral heat transfer pipe 9, so that the spiral heat transfer pipe is not easy to slide off and is not interfered with an upper spiral heat transfer pipe or an evaporator assembly, and the height of the isolating tooth part 102 is smaller than the interval between the spiral heat transfer pipes 9. Binding belts, cotton threads and the like can be adopted between the comb-shaped support 1 and the spiral heat transfer tube 9, so that stability is ensured.
As shown in fig. 1 and 7, the body packing rack includes a first body packing rack 21 and a second body packing rack 22, and the outlet end packing rack includes a first inlet end packing rack 31 and a second inlet end packing rack 32.
As shown in fig. 13, 16 and 17, the first main body packaging bracket 21 and the second main body packaging bracket 22 each comprise a channel steel with a groove-shaped section, two ends of the channel steel are respectively connected with a first side plate 202, each first side plate 202 is provided with a second positioning hole 201, the bottom of the channel steel is also provided with a plurality of third positioning holes 203, a plurality of first connecting plates 204 are also connected between two adjacent groove edges of the channel steel, and each first connecting plate 204 is also provided with a fourth positioning hole 2041; a first suspension point 205 is also attached to the channel of the second body package support 22.
As shown in fig. 14 and 15, the first inlet end packaging bracket 31 and the second inlet end packaging bracket 32 also comprise channel steel with a groove-shaped section, a plurality of fifth positioning holes 301 are further formed in the bottom of the channel steel, and a second hanging point 302 is further connected to the channel steel of the second inlet end packaging bracket 32.
As shown in fig. 18, the outlet end packaging holder 4 also includes a channel steel with a groove-shaped cross section, and a plurality of sixth positioning holes 401 are further formed in the bottom of the channel steel.
As shown in fig. 10 and 19, the cross support 5 is formed by butting two channel steel sections with groove shapes, the two ends of each channel steel section are respectively connected with a third side plate 501, seventh positioning holes 502 are formed in each third side plate 501, and a plurality of eighth positioning holes 503 are formed in the bottom of each channel steel section.
As shown in fig. 8 and 22, the simulation tube plate includes an inlet-end simulation tube plate 7 and an outlet-end simulation tube plate 8, and the inlet-end simulation tube plate 7 and the outlet-end simulation tube plate 8 are both of a detachable structure.
As shown in fig. 8 and 22, the inlet-end simulation tube plate 7 is formed by connecting a plurality of equally-divided first ring bodies 701 to form a whole ring, adjacent first ring bodies 701 are in butt joint through connecting plates, and each first ring body 701 is provided with a connecting plate mounting hole 702, a first connecting hole 703 and a tenth positioning hole 704.
As shown in fig. 9 and 23, the outlet-end simulated tube plate 8 includes an outer ring 801 and an inner ring 802 which are concentrically arranged, the outer ring 801 is matched with the outer periphery of the inner ring 802, the outer ring 801 is formed by connecting a plurality of equally divided second ring bodies 8011 to form a whole ring, the inner ring 802 is formed by connecting a plurality of equally divided third ring bodies 8021 to form a whole ring, second connecting holes 804 are formed in the second ring bodies 8011 and the third ring bodies 8021, twelfth positioning holes 805 are formed in each second ring body 8011, half holes are formed between the matching surfaces of each second ring body 8011 and the third ring body 8021, and eleventh positioning holes 803 are formed after the second ring bodies 8011 and the third ring bodies 8021 are matched. The number of aliquots of the second ring 8011 in the outer ring 801 is the same as or different from the number of aliquots of the third ring 8021 in the inner ring 802.
As shown in fig. 10, 20 and 21, the cross support frame further comprises a reinforcing structure 6, wherein the reinforcing structure 6 is used for being connected with the cross support frame 5; the reinforcing structure is formed by connecting angle steel 601 and steel pipe 602 that are connected with each other into an integral type structure, still offers ninth locating hole 603 on one side of angle steel 601.
As shown in fig. 10 and 11, the in-box support assembly includes a pair of support foams 10, side support templates 11, diagonal support templates 12, support blocks 13, fixing blocks 15, and stoppers 16.
As shown in fig. 10 and 11, the bottom of the supporting foam 10 is a plane, the top is an inclined plane, the included angle of the inclined plane relative to the horizontal plane is 45±1°, the supporting foam 10 is distributed on two sides of the bottom of the spiral heat transfer tube 9, and the width of the supporting foam 10 ranges from 50 mm to 500mm.
As shown in fig. 10 and 11, the side support templates 11 have the same height as the support foam 10.
As shown in fig. 10 and 11, one end of the diagonal brace formworks 12 is abutted against the upper part of the outer side surface of the side brace formworks 11, the other end of the diagonal brace formworks 12 is abutted against the inner wall of the side plate of the box body 14, and the included angle formed by the diagonal brace formworks 12 and the horizontal plane is 30 ° to 60 °.
As shown in fig. 10 and 11, the support block 13 is fixed to the bottom of the case 14, and one side of the support block 13 abuts against the lower portion of the outer side surface of the side support form 11.
As shown in fig. 10 and 11, the fixed wooden blocks 15 are also fixed to the bottom of the case 14, and adjacent fixed wooden blocks 15 are symmetrically arranged centering on the first inlet end packing support 31 and the outlet end packing support 4, respectively.
As shown in fig. 10 and 11, the stopper 16 is fixed to the side plate of the case 14, and the stopper 16 is also abutted against the second hanging point 302 of the second inlet end packing holder 32 and the first hanging point 205 of the second main body packing holder 22, respectively.
As shown in fig. 10 and 11, the calculation formula of the height value between the center of the slope in the supporting foam 10 and the center of the bottom of the supporting foam 10 is as follows:
（1）
wherein H is the height value between the supporting foam inclined plane center and the supporting foam bottom center, D is the spiral diameter of the spiral heat transfer pipe, S 1 is the bracket leg width of the spiral packaging structure, and S2 is the comb-shaped supporting width.
In the packing structure for the spiral heat transfer tube of the present embodiment, the calculation formula of the length value of the diagonal bracing template 12 is as follows:
（2）
Wherein L is the length of the inclined support template; d1 is the width of the box body, D is the spiral diameter of the spiral heat transfer pipe, I is the width of the supporting foam, S is the width of the supporting wood block, and alpha is the angle of the inclined supporting template relative to the horizontal plane.
As shown in fig. 1 to 24, the method of packaging using the packaging structure of the spiral heat transfer tube includes the steps of:
The first step: after the single-layer spiral heat transfer pipe 9 is sleeved, the outlet end simulation pipe plate 8 is spliced with the end part of a straight pipe of the spiral heat transfer pipe; as shown in fig. 9 and 23, adjacent second ring bodies 8011 in the outlet end simulation tube plate 8 are connected with the second connecting holes 804 through fasteners and connecting plates, so that the butt joint of the second ring bodies 8011 is realized; similarly, each third ring 8021 in the inner ring 802 is also connected with the second connecting hole 804 through a fastener and a connecting plate, so that the butt joint between the third rings 8021 is realized; the phase angles of the straight pipe ends of the outlets of the spiral heat transfer pipes 9 are adjusted to correspond to eleventh positioning holes 803 on the outlet end simulation pipe plate 8 one by one. The aperture of the eleventh positioning hole 803 is consistent with the pipe diameter of the spiral heat transfer pipe, and the eleventh positioning hole 803 is spliced with the straight pipe section of the outlet of the spiral heat transfer pipe 9 to prevent the straight pipe section from falling off in the transportation process.
And a second step of: as shown in fig. 1 and 5, four comb-shaped supports 1 are uniformly installed in the circumferential direction along the outer circumference of the spiral heat transfer pipe 9; the isolating tooth grooves 1021 of the comb-shaped support 1 are clamped with the tube body of the spiral heat transfer tube 9.
And a third step of: the pair of comb-shaped supports 1 which are oppositely arranged are fixedly connected with the first main body packaging bracket 21 respectively, as shown in fig. 13 and 24, wherein the first positioning holes 101 of one pair of comb-shaped supports 1 are butted with the third positioning holes 203 of the first main body packaging bracket 21 through fasteners, and the first positioning holes 101 of the other pair of comb-shaped supports 1 are fixedly connected with the third positioning holes 203 of the second main body packaging bracket 22 through fasteners.
Fourth step: one end of the first main body packaging bracket 21 is fixedly connected with the first inlet end packaging bracket 31, and the other end of the first main body packaging bracket 21 is fixedly connected with one end of the outlet end packaging bracket 4; as shown in fig. 13, two connection plates 204 at one end of the first main body packaging support 21 are connected and fixed with two fifth positioning holes 301 at the rightmost end of the first inlet end packaging support 31 through fourth positioning holes 2041 and fastening pieces, and two connection plates 204 at the other end of the first main body packaging support 21 are connected and fixed with two sixth positioning holes 401 at the left side of the outlet end packaging support 4 through fourth positioning holes 2041 and fastening pieces.
Fifth step: fixedly connecting one end of the second main body packaging support 22 with the second inlet end packaging support 32, and fixedly connecting the other end of the second main body packaging support 22 with one end of the outlet end packaging support 4; as shown in fig. 1, 16 and 17, two connection plates 204 at one end of the second main body packaging support 22 are connected and fixed with two fifth positioning holes 301 at the rightmost end of the second inlet end packaging support 32 through fourth positioning holes 2041 and fastening pieces, and two connection plates 204 at the other end of the second main body packaging support 22 are connected and fixed with two sixth positioning holes 401 at the left side of the outlet end packaging support 4 through fourth positioning holes 2041 and fastening pieces.
Sixth step: the outlet end simulation tube plate 8 is fixedly connected with one end of a first main body packaging bracket 21 and one end of a second main body packaging bracket 22 respectively; specifically, the outlet end simulation tube plate 8 is fixedly connected with the second positioning holes 201 at one ends of the first main body packaging bracket 21 and the second main body packaging bracket 22 respectively through twelfth positioning holes 805 and fasteners.
Seventh step: the end of the straight tube at the other inlet of the spiral heat transfer tube 9 is connected with the inlet simulated tube plate 7, specifically, the tenth positioning hole 704 of the inlet simulated tube plate 7 is matched with the end of the straight tube at the inlet of the spiral heat transfer tube 9, as shown in fig. 1, the end of the straight tube extends out of the first connecting hole 703, and then the tenth positioning hole 704 of the inlet simulated tube plate 7 is fixedly connected with the second positioning holes 201 at the other ends of the first main body packaging bracket 21 and the second main body packaging bracket 22 respectively.
Eighth step: a cross support frame 5 is arranged between the first inlet end packaging support 31 and the second inlet end packaging support 32 which are arranged along the circumferential direction, and a cross support frame 5 is also arranged between the outlet end packaging supports 4 which are arranged along the circumferential direction, so that the spiral heat transfer tube is packaged and molded; as shown in fig. 10, the seventh positioning hole 502 of one channel steel in the cross support frame 5 is fixedly connected with the fifth positioning hole 301 in the first inlet end packaging support 31 through a fastener, and similarly, the first positioning hole 502 of the other channel steel is connected with the fifth positioning hole 301 in the second inlet packaging support 32. The upper and lower opposite outlet end packaging supports 4 are connected with a seventh positioning hole 502 of one channel steel in the cross support frame 5 through a fastener by the same way, and the left and right opposite outlet end packaging supports 4 are communicated with a second positioning hole 502 of the other channel steel in the cross support frame 5 through the sixth positioning hole 401 through a fastener, so that the whole spiral packaging structure is formed.
Ninth step: the inclined support template 12, the side support template 11, the support wood block 13, the support foam 10, the fixed wood block 15 and the stop block 16 are sequentially installed in the box 14, and the inclined support template 12, the side support template 11, the support wood block 13, the support foam 10 and the fixed wood block 15 are symmetrically arranged by taking the first inlet end packaging support 31 and the outlet end packaging support 4 as centers.
In the embodiment, the spiral diameter is 1000mm, the leg width (namely the thickness of the channel steel) of the spiral packaging support is 48mm, the comb-shaped supporting thickness is 20mm, and the height value H between the inclined plane center of the supporting foam and the bottom center of the supporting foam is 262mm through the formula (1). When the width of the wooden box is 13000mm, the width of the supporting foam is 300mm, the thickness of the side supporting template is 20mm, and the angle of the inclined supporting template relative to the horizontal line is 45 degrees, the length of the inclined supporting template is 179mm according to the formula (2).
Tenth step: the spiral heat transfer tube package is entirely placed inside the cabinet as shown in fig. 11, and the second swing 302 of the second inlet end package support 32 is in contact with the stopper 16 fixed to the side plate of the cabinet 14.
In order to ensure the drying in the box body, a dryer can be placed in the box body, and the whole packaging structure can be encapsulated in the plastic film.
When the spiral heat transfer pipe needs to penetrate into the evaporator pipe plate, the inner ring 802 can be removed firstly to prevent interference with the evaporator assembly or the upper layer bolt heat transfer pipe, the straight pipe section of the spiral heat transfer pipe is positioned by the eleventh positioning hole 803, the first positioning hole 803 is formed by combining an outer semicircular hole on the outer ring 801 with an inner semicircular hole on the inner ring 802, the outer semicircular hole on the outer ring 801 is larger in diameter, and when the inner ring 802 is removed, the straight pipe section can still be fixed, and the position of the first positioning hole 803 is consistent with the opening position of the pipe plate hole on the evaporator assembly. When the straight tube sections are inserted into the evaporator tube sheets, the outer ring 801 may be removed.
The above description is illustrative of the invention and not limiting, the scope of the invention being defined by the appended claims, which may be modified in any manner without departing from the basic structure of the invention.
Claims (15)
1. A packaging structure for a spiral heat transfer tube, characterized in that:
comprises at least one box body for accommodating the spiral packaging structure and the support component in the box;
Comprises at least one support component in the box, which is used for limiting the spiral packaging structure and protecting the surface of the spiral heat transfer pipe from deformation;
Comprises at least one spiral package component for storing spiral heat transfer tubes; the spiral packaging assembly comprises a main body packaging bracket, an inlet end packaging bracket, an outlet end packaging bracket (4), a cross support (5), a simulation tube plate and a plurality of comb-shaped supports (1); the comb-shaped supports (1) are uniformly distributed along the periphery of the spiral heat transfer tube (9), the end parts of the comb-shaped supports (1) are fixedly connected with the main body packaging supports, and the comb-shaped supports are fixedly connected between the left end and the right end of the spiral heat transfer tube (9) and the main body packaging supports which are oppositely arranged through the cross support frames (5); the two ends of the main body packaging bracket are also connected with a simulation tube plate;
The inner wall of the comb-shaped support (1) extends to the spiral heat transfer pipe (9) to form a plurality of isolation tooth parts (102) which are arranged at intervals, isolation tooth grooves (1021) are formed between adjacent isolation tooth parts (102), and a plurality of first positioning holes (101) are formed in the comb-shaped support (1).
2. A packaging structure for a spiral heat transfer tube as claimed in claim 1, wherein: the main body packaging support comprises a first main body packaging support (21) and a second main body packaging support (22), and the outlet end packaging support comprises a first inlet end packaging support (31) and a second inlet end packaging support (32);
The first main body packaging support (21) and the second main body packaging support (22) comprise channel steel with groove-shaped sections, two ends of the channel steel are respectively connected with a first side plate (202), each first side plate (202) is provided with a second positioning hole (201), the bottom of the channel steel is also provided with a plurality of third positioning holes (203), a plurality of first connecting plates (204) are further connected between two adjacent groove edges of the channel steel, and each first connecting plate (204) is also provided with a fourth positioning hole (2041); a first hanging point (205) is also connected to the channel steel of the second main body packaging bracket (22);
the first inlet end packaging bracket (31) and the second inlet end packaging bracket (32) also comprise channel steel with groove-shaped sections, a plurality of fifth positioning holes (301) are further formed in the bottom of the channel steel, and a second hanging point (302) is further connected to the channel steel of the second inlet end packaging bracket (32);
The outlet end packaging support (4) also comprises a channel steel with a groove-shaped section, and a plurality of sixth positioning holes (401) are formed in the bottom of the channel steel.
3. A packaging structure for a spiral heat transfer tube as claimed in claim 1, wherein: the cross support frame (5) is formed by butt joint of two channel steel sections with groove shapes, the two ends of each channel steel are respectively connected with a third side plate (501), seventh positioning holes (502) are formed in each third side plate (501), and a plurality of eighth positioning holes (503) are formed in the bottom of each channel steel.
4. A packaging structure for a spiral heat transfer tube as claimed in claim 1, wherein: the simulation tube plate comprises an inlet end simulation tube plate (7) and an outlet end simulation tube plate (8), and the inlet end simulation tube plate (7) and the outlet end simulation tube plate (8) are of a detachable structure;
The inlet end simulation tube plate (7) is formed by connecting a plurality of equally divided first ring bodies (701) to form a whole ring, adjacent first ring bodies (701) are in butt joint through connecting plates, and each first ring body (701) is provided with a connecting plate mounting hole (702), a first connecting hole (703) and a tenth positioning hole (704) respectively;
the outlet end simulation tube plate (8) comprises an outer ring (801) and an inner ring (802) which are concentrically arranged, the outer ring (801) is matched with the outer periphery of the inner ring (802), the outer ring (801) is connected by a plurality of equally divided second ring bodies (8011) to form a whole ring, the inner ring (802) is connected by a plurality of equally divided third ring bodies (8021) to form a whole ring, second connecting holes (804) are formed in the second ring bodies (8011) and the third ring bodies (8021), twelfth positioning holes (805) are formed in each second ring body (8011), half holes are formed in the matching surfaces of each second ring body (8011) and the third ring bodies (8021), and eleventh positioning holes (803) are formed in each corresponding half holes after the second ring bodies (8011) and the third ring bodies (8021) are matched.
5. A packaging structure for a spiral heat transfer tube as recited in claim 4, wherein: the number of aliquots of the second ring body (8011) in the outer ring (801) is the same as or different from the number of aliquots of the third ring body (8021) in the inner ring (802).
6. A packaging structure for a spiral heat transfer tube as claimed in claim 1, wherein: the device further comprises a reinforcing structure (6), wherein the reinforcing structure (6) is used for being connected with the cross support frame (5); the reinforcing structure is formed by connecting angle steel (601) and steel pipes (602) which are connected with each other into an integrated structure, and a ninth positioning hole (603) is formed in one side of the angle steel (601).
7. A packaging structure for a spiral heat transfer tube as claimed in claim 1, wherein: the in-box support assembly comprises a pair of support foams (10), a side support template (11), an inclined support template (12), a support wood block (13), a fixed wood block (15) and a stop block (16).
8. A packaging structure for a spiral heat transfer tube as recited in claim 7, wherein: the bottom of the supporting foam (10) is a plane, the top of the supporting foam is an inclined plane, the inclined plane has an included angle of 45+/-1 degrees relative to the horizontal plane, the supporting foam (10) is distributed on two sides of the bottom of the spiral heat transfer pipe (9), and the width range of the supporting foam (10) is 50-500 mm.
9. A packaging structure for a spiral heat transfer tube as recited in claim 7, wherein: the height of the side support template (11) is the same as that of the support foam (10);
one end of the inclined support template (12) is abutted with the upper part of the outer side face of the side support template (11), the other end of the inclined support template (12) is abutted with the inner wall of the side plate of the box body (14), and an included angle formed by the support template (12) and the horizontal plane is 30-60 degrees.
10. A packaging structure for a spiral heat transfer tube as recited in claim 7, wherein: the supporting wood block (13) is fixed at the bottom of the box body (14), and one side of the supporting wood block (13) is abutted with the lower part of the outer side surface of the side supporting template (11).
11. A packaging structure for a spiral heat transfer tube as recited in claim 7, wherein: the fixed wooden blocks (15) are also fixed at the bottom of the box body (14), and the adjacent fixed wooden blocks (15) are symmetrically arranged by taking the first inlet end packaging support (31) and the outlet end packaging support (4) as centers respectively.
12. A packaging structure for a spiral heat transfer tube as recited in claim 7, wherein: the stop block (16) is fixed on a side plate of the box body (14), and the stop block (16) is respectively abutted with a second hanging point (302) of the second inlet end packaging bracket (32) and a first hanging point (205) of the second main body packaging bracket (22).
13. A packaging structure for a spiral heat transfer tube as recited in claim 9, wherein: the calculation formula of the height value between the center of the inclined plane in the supporting foam (10) and the center of the bottom of the supporting foam (10) is as follows:
Wherein H is the height value between the supporting foam inclined plane center and the supporting foam bottom center, D is the spiral diameter of the spiral heat transfer pipe, S 1 is the bracket leg width of the spiral packaging structure, and S 2 is the width of the comb-shaped support.
14. A packaging structure for a spiral heat transfer tube as recited in claim 9, wherein: the calculation formula of the length value of the inclined support template (12) is as follows:
Wherein L is the length of the inclined support template; d1 is the width of the box body, D is the spiral diameter of the spiral heat transfer pipe, I is the width of the supporting foam, S is the width of the supporting wood block, and alpha is the angle of the inclined supporting template relative to the horizontal plane.
15. A method of packaging with the packaging structure for a spiral heat transfer tube of claim 7, comprising the steps of:
The first step: after the single-layer spiral heat transfer pipe is sleeved, an outlet end simulation pipe plate is arranged at the end part of a straight pipe of the spiral heat transfer pipe;
and a second step of: four comb-shaped supports are uniformly arranged along the periphery of the spiral heat transfer tube in the circumferential direction;
and a third step of: a pair of comb-shaped supports which are oppositely arranged are fixedly connected with the first main body packaging bracket respectively, and the other pair of comb-shaped supports which are oppositely arranged are fixedly connected with the second main body packaging bracket respectively;
Fourth step: fixedly connecting one end of a first main body packaging support with a first inlet end packaging support, and fixedly connecting the other end of the first main body packaging support with one end of an outlet end packaging support;
Fifth step: fixedly connecting one end of a second main body packaging support with a second inlet end packaging support, and fixedly connecting the other end of the second main body packaging support with one end of an outlet end packaging support;
Sixth step: the outlet end simulation tube plate is fixedly connected with one end of the first main body packaging support and one end of the second main body packaging support respectively;
seventh step: the other straight pipe end of the spiral heat transfer pipe is connected with an inlet simulation pipe plate, and the inlet simulation pipe plate is fixedly connected with the other ends of the first main body packaging bracket and the second main body packaging bracket;
Eighth step: a cross support frame is arranged between the first inlet end packaging support and the second inlet end packaging support which are circumferentially arranged, and a cross support frame is also arranged between the outlet end packaging supports which are circumferentially arranged, so that the spiral heat transfer tube is packaged and molded;
ninth step: installing an inclined support template, a side support template, a support wood block, support foam, a fixed wood block and a stop block in the box body in sequence;
tenth step: the spiral heat transfer tube package is entirely placed inside the case.
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| CN202010217924.2A CN111252357B (en) | 2020-03-25 | 2020-03-25 | Packaging structure and packaging method for spiral heat transfer tube |
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| CN202010217924.2A CN111252357B (en) | 2020-03-25 | 2020-03-25 | Packaging structure and packaging method for spiral heat transfer tube |
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| CN113695862B (en) * | 2021-09-02 | 2023-03-28 | 宝银特种钢管有限公司 | Sleeving method for multilayer spiral tube bundle with special-shaped space bend |
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| JP2002347842A (en) * | 2001-05-25 | 2002-12-04 | Tohsho Logitech Kk | Storage box for long article |
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| JP2003261180A (en) * | 2002-03-07 | 2003-09-16 | Mitsubishi Plastics Ind Ltd | Container |
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