Forward and reverse clamping and embedding assembly frame for water-cooled jacket

Abstract

The utility model discloses a forward and reverse clamping and embedding assembly frame for a water-cooled jacket. The forward clamping and embedding assembly frame for the water-cooled jacket comprises a base (1), comb tooth positioning channel steel (2), a double-layer vertical plate (3), a single-layer vertical plate (3-1), side edge positioning channel steel (4), bolts (5), nuts (6) and inclined channel steel (7). The water-cooled jackets are alternately installed in the assembling frame and the reverse clamping and embedding assembling frame in a reciprocating mode, then the inner areas and the outer areas of the pipes and the flat steel in the water-cooled jackets are welded, by means of the manufacturing scheme, the overall size of the water-cooled jackets can be accurately controlled, the water-cooled jackets are installed in the reverse clamping and embedding assembling frame to be subjected to heat treatment together, and therefore the water-cooled jackets are manufactured. The distortion of the water-cooled jacket can be obviously controlled, and the product manufacturing period is obviously shortened while the product quality is ensured.

Description

Technical Field

[0001] The utility model relates to a forward and reverse clamping assembly rack for a water cooling jacket, which is used for overall size control of a boiler water cooling jacket. Background Art

[0002] The company previously submitted a patent application, the patent name is: Boiler four-corner combustion, spiral rising water-cooled wall burner area water-cooled jacket manufacturing process, the publication number is: CN100557315C. The patent discloses a simple water-cooled jacket design structure, in which the vertical tube screen in the burner opening area is set as a single-layer structure, and the number of burner openings is not clear.

[0003] At the same time, the patent discloses a manufacturing process for a water-cooled jacket in the four-corner combustion and spiral rising water-cooled wall burner area of ​​a boiler, and discloses a manufacturing process scheme that first uses small module welding and then performs module welding. This scheme is suitable for water-cooled jacket products with simple design structures and low manufacturing size requirements.

[0004] This patent discloses a new structure of water-cooled wall burner zone water-cooled jacket product (see Figure 1 , Figure 2 ), where the product structure features are as follows:

[0005] The design structure of the water cooling jacket is similar to a three-dimensional parallelogram. The water cooling jacket is welded by pipes and flat steel. In the length direction of the water cooling jacket, in the middle area of ​​the water cooling jacket, the pitch size between the pipes is small. In the two end areas of the water cooling jacket, the pitch size between the pipes is large. And in the width cross-section direction of the water cooling jacket, in the middle area of ​​the water cooling jacket, the pitch size between the pipes is large. In the bottom area of ​​the water cooling jacket, the pitch size between the pipes is small.

[0006] For water cooling jacket products, the angle between the pipes at the upper and lower ends and the horizontal line is set to a°, where the angle range of a is: 10~45°.

[0007] For water cooling jacket products, the total pipe spacing is set as: P×K; where P is the pitch between a single pipe in the length direction and the pipe pitch in the direction of the angle a view. Where K is the total spacing condition at the upper and lower ends, and there are K levels in total. That is: P×K is the total pipe spacing length dimension in the direction of the angle a view.

[0008] For water cooling jacket products, the total pipe spacing is set as: T×K; where T is the pitch between individual pipes in the length direction. Where K is the total spacing condition at the upper and lower ends, and there are K levels in total. That is: T×K is the total pipe spacing length dimension.

[0009] The total length of the water cooling jacket product is set to L, and the total length of the burner square hole is set to L1.

[0010] The water cooling jacket product is provided with a burner square hole, the shape of the burner square hole is designed to be an "Ω" shape, and the length of the burner square hole is set to B1, B2, B3, and B4, wherein the values ​​of B1, B2, B3, and B4 are all different.

[0011] The top width of the burner square hole is set to S2, the width of the waisted area in the middle of the square hole is set to S, and the bottom width of the square hole is set to M. The burner square hole is set to a double-layer structure, and the tube pitch in the double-layer square hole is set to B5.

[0012] Both ends of the water cooling jacket product are provided with the same inclination angle b°, wherein the angle b ranges from 30° to 60°.

[0013] In this embodiment, a water-cooled jacket product of a water-cooled wall burner area with a new structure is disclosed, wherein the outer diameter of the tube in the water-cooled jacket is set to: Ф1, wherein the value range of Ф1 is: 28mm~60mm. The pitch between a single tube in the water-cooled jacket is P or T, wherein the value range of P or T is: 60mm~150mm. The K in the water-cooled jacket, wherein the value range of K is 80~250 gears.

[0014] The burner square hole is set to a double-layer structure, where the burner square hole length is set to B1, B2, B3, B4, where the value range of B1, B2, B3, B4 is: 1m~2.5m. The burner square hole width is set to S, S2, M, where S is set to the size of the waisted area in the middle of the burner square hole; S2 is set to the size of the top of the burner square hole; M is set to the width of the bottom of the burner square hole. The value range of S, S2, M is: 1m~2.5m, and the value size relationship is: S<S2<M.

[0015] The tube pitch in the double-layer square hole of the burner is set to B5, where the value range of B5 is: 50mm~200mm.

[0016] The height of the double-layer square hole of the burner is set to H, where the value range of H is: 0.5m~2m.

[0017] For the water-cooled jacket products of the water-cooled wall burner area with this new structure, if we continue to use a manufacturing process of welding small modules and then welding the modules together, it will easily cause the water-cooled jacket products with the new structure to be distorted and deformed, making it difficult to control the product size, affecting product quality and production progress. Utility Model Content

[0018] The utility model provides a water cooling jacket forward card embedding assembly rack, and the technical solution is as follows:

[0019] Including: base, comb positioning channel steel, double-layer vertical plate, single-layer vertical plate, side positioning channel steel, bolts, nuts, inclined channel steel;

[0020] The base is set to a rectangular shape and is made of I-beams. The length of the base is set to L, which is the same as the length L of the water-cooling jacket product. According to the placement of the water-cooling jacket panel product and the burner square hole on the base, two horizontal I-beams are set at the bottom of the burner square hole as bottom supports.

[0021] The number of comb tooth positioning channel steels is set to 2, which are respectively installed and fixed in the width direction of the base and located at the end positions on both sides, and the comb tooth positioning channel steels are welded and fixed to the base;

[0022] The length of the comb-tooth positioning channel steel is set to L, which is the same as the length L of the water-cooling jacket product; the angle between the installation angle of the pipe in the comb-tooth positioning channel steel and the horizontal line is set to a°, which is the same as the tilt angle a° of the water-cooling jacket product;

[0023] The total pipe spacing in the comb positioning channel steel is set to: P×K; the values ​​of P and K are set to be the same as those of P and K in the water cooling jacket product;

[0024] The total pipe spacing in the comb positioning channel steel is set to: T×K; the values ​​of T and K are set to be the same as those of T and K in the water cooling jacket product;

[0025] The comb teeth in the comb positioning channel steel are set to be semicircular in shape, wherein the semicircle diameter is set to Ф1, which is the same as the outer diameter Ф1 of the pipe in the water cooling jacket product. This design method facilitates the assembly and positioning of the pipe;

[0026] The number of double-layer vertical plates is set to be the same as the number of burner square holes in the water-cooling jacket product, and the pipes in the water-cooling jacket product are required to be installed closely to the channel steel in the double-layer vertical plates; therefore, the distances between the double-layer vertical plates are set to B7, B8, B9, and B10, where the logical relationships of B7, B8, B9, and B10 are respectively set to: B7 = B1-Ф1, B8 = B2-Ф1, B9 = B3-Ф1, and B10 = B4-Ф1, where B1, B2, B3, and B4 are the length dimensions of the burner square holes in the water-cooling jacket product;

[0027] The height of the double-layer vertical plate and the single-layer vertical plate are both set to H1, where the height of H1 is required to exceed the height H of the burner square hole;

[0028] The double-layer vertical plate is set as a double-layer channel steel. The K1 surface and the K2 surface marked in the double-layer channel steel are shown in the figure. The two surfaces are arranged oppositely, and the pipes in the water-cooling jacket product are required to be installed closely with the channel steel in the double-layer vertical plate; the distance between the two surfaces is set as B6, and the logical relationship of B6 is set as: B6 = B5 + Ф1, where B5 is the pitch size of the pipes in the double-layer square hole of the burner in the water-cooling jacket product;

[0029] The water cooling jacket forward card-embedded assembly frame has two ends in the length direction set as single-layer vertical plates, and the single-layer vertical plates are set as single-layer channel steels. It is required that the pipes in the water cooling jacket product and the channel steels in the single-layer vertical plates are installed tightly; wherein the distance between the end faces at both ends of the channel steel is set as L2, wherein the logical relationship of L2 is set as: L2=L1-Ф1, wherein L1 is the total length dimension of the burner square hole in the water cooling jacket product;

[0030] The number of side positioning channel steels is set to 2, which are respectively installed and fixed at the two end positions of the bottom of the double-layer vertical plate. The side positioning channel steels are connected and fixed to the double-layer vertical plate by bolts and nuts; the width of the side positioning channel steels on both sides is set to S1, where the logical relationship of S1 is set to: S1 = S-Ф1, where S is the waisted area size of the middle part of the burner square hole in the water-cooled jacket product;

[0031] The outer end dimensions of the two comb-tooth positioning channel steels are set to M1, where the logical relationship of M1 is set to: M1<M, where M is the bottom width dimension of the burner square hole in the water-cooling jacket product;

[0032] The inclined channel steel is installed at both ends of the base, wherein the horizontal angle is set to b°, corresponding to the inclination angle b° at both ends of the water cooling jacket product, which is the same as the inclination angle b° in the water cooling jacket product.

[0033] The utility model also provides a water cooling jacket reverse card embedded assembly frame, the technical scheme is as follows:

[0034] Including platform, comb positioning channel steel, I-beam, vertical plate, triangle plate, cross plate, end vertical plate, inclined plate;

[0035] The platform is set to a rectangular shape;

[0036] The number of I-beams is set to 2, and the two I-beams are arranged horizontally and in parallel. A vertical plate and a triangular plate are provided at the bottom of each I-beam, and a comb-tooth positioning channel steel is correspondingly provided at the top of each I-beam; the platform, I-beam, vertical plate, triangular plate and comb-tooth positioning channel steel are fixed by welding;

[0037] The inner distance between the two I-beams is set to S3, where the logical relationship of S3 is set to: S3=S2+Ф1, where S2 is the upper width dimension of the burner square hole in the water-cooling jacket product; the water-cooling jacket product is turned 180 degrees as a whole, so that the burner square hole in the water-cooling jacket product can be embedded between the two I-beams.

[0038] The angle between the installation angle of the pipes in the 2 comb positioning channel steels and the horizontal line is set to a°, which is the same as the tilt angle a° of the water cooling jacket product;

[0039] The outer end dimensions of the two comb-tooth positioning channel steels are set to M2, where the logical relationship of M2 is set to: M2<M, where M is the bottom width dimension of the burner square hole in the water-cooling jacket product;

[0040] The number of end vertical plates and inclined plates is set to 2, which are respectively arranged at both ends of the platform and located inside the two I-beams; the end vertical plates are installed on the platform, wherein the end vertical plates and the platform are set to be perpendicular and fixed by welding; the inclined plates are installed on the end vertical plates, wherein the inclined plates and the end vertical plates are set to be perpendicular and fixed by welding; and the inclined plates are arranged at an angle with the horizontal plane, and the angle is set to b°;

[0041] The inner dimension of the end vertical plate is set to L2, where the logical relationship of L2 is set to: L2 = L1-Ф1, where L1 is the total length dimension of the burner square hole in the water-cooling jacket product;

[0042] The inclined plate is mounted on the end vertical plate, and the end vertical plate is mounted on the platform, and the inclined plate, the end vertical plate and the platform are fixed by welding; wherein the inclined plate and the end vertical plate are arranged at an angle, wherein the horizontal angle is set to b°, corresponding to the inclination angle b° at both ends of the water cooling jacket product, which is the same as the inclination angle b° in the water cooling jacket product;

[0043] The cross panel is installed on the platform, and the cross panel and the platform are fixed by welding;

[0044] The width dimension of the cross panel is set as S1, where the logical relationship of S1 is set as: S1 = S-Ф1, where S is the dimension of the waisted area in the middle of the burner square hole in the water-cooling jacket product;

[0045] The length of the cross panel is set to B11, B12, B13, B14, where the logical relationships of B11, B12, B13, B14 are respectively set to: B11 = B1-Ф1, B12 = B2-Ф1, B13 = B3-Ф1, B14 = B4-Ф1, where B1, B2, B3, B4 are the length dimensions of the burner square hole in the water-cooling jacket product;

[0046] The total height between the comb positioning channel steel + I-beam + vertical plate is set to H2, where the height of H2 is required to exceed the height H of the burner square hole;

[0047] The cross panel is arranged at, and the arrangement position of the cross panel is determined according to the size of the burner square hole in the water cooling jacket product, and the pipes in the water cooling jacket product are required to be installed closely with the cross panel; the distance between the cross panels is set to B15, and the logical relationship of B15 is set to: B15=B5-Ф1, wherein B5 is the pipe pitch size in the double-layer square hole of the burner in the water cooling jacket product.

[0048] Compared with the prior art, the utility model has the following beneficial effects: the utility model discloses a manufacturing process method for controlling the overall size of a boiler water-cooling jacket, and discloses two water-cooling jacket assembly racks (a water-cooling jacket forward snap-in assembly rack, and a water-cooling jacket reverse snap-in assembly rack). The water-cooling jacket is reciprocatingly and alternately installed in the assembly rack and the reverse snap-in assembly rack, and then the inner and outer areas of the pipes and flat steel in the water-cooling jacket are welded. By adopting this manufacturing scheme, the overall size of the water-cooling jacket can be accurately controlled, and the water-cooling jacket is installed in the reverse snap-in assembly rack for heat treatment together, which can significantly control the distortion of the water-cooling jacket, and significantly shorten the product manufacturing cycle while ensuring product quality.

[0049] The device disclosed by the utility model has the advantages of simple design structure, low manufacturing cost, convenient use, etc. Both assembly frames have high positioning accuracy, high economy and practicality, and are convenient for large-scale use in production workshops. BRIEF DESCRIPTION OF THE DRAWINGS

[0050] The utility model is further described below in conjunction with the accompanying drawings.

[0051] Figure 1 : A new structure of water-cooled wall burner area water-cooling jacket product, front view;

[0052] Figure 2 : A new structure of water-cooled wall burner area water-cooling jacket product, top view;

[0053] Figure 3 : A new structure of water-cooled wall burner area water-cooled jacket product, AA section view;

[0054] Figure 4 : A new structure of water-cooled wall burner area water-cooled jacket product, local area B direction view;

[0055] Figure 5 : A new structure of water-cooled wall burner area water-cooled jacket product, local area C direction view;

[0056] Figure 6 : A water cooling jacket forward card embedded assembly rack, front view;

[0057] Figure 7 : A water cooling jacket forward card embedded assembly rack, DD cross-sectional view;

[0058] Figure 8 : A water cooling jacket forward card embedded assembly rack, EE cross-sectional view;

[0059] Fig. 9 : A water cooling jacket forward card embedded assembly rack, local area F direction view;

[0060] Fig.10: A water-cooled wall product is installed on a forward card-embedded assembly rack, front view;

[0061] Fig.11 :A water-cooled wall product is installed on a forward card-embedded assembly rack, HH cross-sectional view;

[0062] Fig.12 :A water-cooled wall product is installed on a forward card-embedded assembly rack, LL cross-sectional view;

[0063] Fig.13 : A water-cooled wall product is installed on a forward card-embedded assembly rack, a local area G-direction view;

[0064] Fig.14 : A front view of the comb-tooth positioning channel steel in a water cooling jacket forwardly embedded in an assembly frame;

[0065] Fig.15 : A water cooling jacket forward card embedded assembly frame, a local area of ​​the comb positioning channel steel Q-direction view;

[0066] Fig.16 : A water cooling jacket reverse card embedded assembly frame, front view;

[0067] Fig.17 : A water cooling jacket reverse card embedded assembly frame, top view;

[0068] Fig.18 : A water cooling jacket reverse card-embedded assembly frame, left view;

[0069] Fig.19 : A water cooling jacket reverse card-embedded assembly frame, RR cross-sectional view;

[0070] Fig. 20 : A water-cooled wall product is installed on a reverse card-embedded assembly frame, front view;

[0071] Fig.21 : A water-cooled wall product is installed on a reverse card-embedded assembly frame, top view;

[0072] Fig. 22 :A water-cooled wall product is installed on a reverse card-embedded assembly frame, left view;

[0073] Fig.23 :A water-cooled wall product is installed on a reverse card-embedded assembly frame, UU cross-sectional view;

[0074] Figure numerals: base 1, comb-tooth positioning channel steel 2, double-layer vertical plate 3, single-layer vertical plate 3-1, side positioning channel steel 4, bolts 5, nuts 6, inclined channel steel 7; platform 8, comb-tooth positioning channel steel 2, I-beam 9, vertical plate 10, triangular plate 11, cross inlaid plate 12, end vertical plate 13, inclined plate 14. DETAILED DESCRIPTION

[0075] The present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods, but the present invention is not limited to the following embodiments.

[0076] In order to overcome the above situation, the utility model discloses a manufacturing process method for controlling the overall size of a boiler water cooling jacket, and also discloses two water cooling jacket assembly racks.

[0077] A manufacturing process method for controlling the overall size of a boiler water cooling jacket. By using a water cooling jacket forward card-embedded assembly rack in combination, all pipes and flat steels in the water cooling jacket product can be installed on the forward card-embedded assembly rack in sequence, so that the pipes in the water cooling jacket and the outer areas of the flat steels can be spot-welded and fixed.

[0078] like Figure 6-9 As shown, a water cooling jacket forward embedded assembly frame includes a base 1, comb-tooth positioning channel steel 2, a double-layer vertical plate 3, a single-layer vertical plate 3-1, a side positioning channel steel 4, bolts 5, nuts 6, and an inclined channel steel 7.

[0079] like Figure 6 As shown, the base 1 is set to a rectangular shape and is made of I-beams. The length of the base 1 is set to L, which is the same as the length L of the water-cooling jacket product. According to the placement of the water-cooling jacket panel product and the burner square hole on the base, two horizontal I-beams are set at the bottom of the burner square hole as bottom support.

[0080] like Figure 7 As shown, the number of comb tooth positioning channel steels 2 is set to 2, which are respectively installed and fixed in the width direction of the base 1 and located at the end positions on both sides, and the comb tooth positioning channel steels 2 are welded and fixed to the base 1.

[0081] like Figure 6 As shown, the length of the comb tooth positioning channel steel 2 is set to L, which is the same as the length L of the water cooling jacket product.

[0082] like Figure 6 As shown, the angle between the pipe installation line (the shadow line can be regarded as the pipe installation line) in the comb-tooth positioning channel steel 2 and the horizontal line is set to a°, which is the same as the inclination angle a° of the water cooling jacket product.

[0083] The total pipe spacing in the comb-tooth positioning channel steel 2 is set to: P×K; wherein the values ​​of P and K are set to be the same as the values ​​of P and K in the water-cooling jacket product.

[0084] The total pipe spacing in the comb-tooth positioning channel steel 2 is set to: T×K; wherein the values ​​of T and K are set to be the same as the values ​​of T and K in the water-cooling jacket product.

[0085] The comb teeth in the comb tooth positioning channel steel 2 are set to be semicircular in shape, wherein the semicircle diameter is set to Ф1, which is the same as the outer diameter Ф1 of the pipe in the water cooling jacket product. This design method facilitates the assembly and positioning of the pipe.

[0086] like Figure 6 As shown, the number of double-layer vertical plates 3 is 3, the number of burner square holes in the water-cooling jacket product is 4, and there are 2 single-layer vertical plates 3-1 on both sides. The pipes in the water-cooling jacket product are required to be installed tightly with the channel steel in the double-layer vertical plates 3 (the K1 surface and K2 surface marked in the channel steel). Therefore, the distances between the double-layer vertical plates 3 are set to B7, B8, B9, and B10, where the logical relationships of B7, B8, B9, and B10 are respectively set to: B7=B1-Ф1, B8=B2-Ф1, B9=B3-Ф1, and B10=B4-Ф1, where B1, B2, B3, and B4 are the length dimensions of the burner square holes in the water-cooling jacket product (see B1, B2, B3, and B4). Figure 1 ). Through this design, the double-layer vertical plate 3 and the single-layer vertical plate 3-1 in the water-cooling jacket forward card-embedded assembly frame can be closely attached to the pipes in each burner square hole in the water-cooling jacket product, so as to control the length dimensions B1, B2, B3, and B4 of each burner square hole in the water-cooling jacket product.

[0087] like Figure 7-8 As shown, the heights of the double-layer vertical plate 3 and the single-layer vertical plate 3-1 are both set to H1, wherein the height H1 is required to exceed the height H of the burner square hole.

[0088] like Figure 6 As shown, the K1 surface and the K2 surface marked in the double-layer channel steel are arranged opposite to each other, requiring the pipes in the water-cooling jacket product to be installed tightly against the channel steel in the double-layer vertical plate 3.

[0089] like Fig. 9 As shown, the double-layer vertical plate 3 is set as a double-layer channel steel, where the distance between the two sides is set to B6, where the logical relationship of B6 is set to: B6 = B5 + Ф1, where B5 is the pipe pitch size in the double-layer square hole of the burner in the water-cooled jacket product, and B5 is shown in Figure 1 shown.

[0090] like Figure 6 As shown, a water-cooling jacket forward card-embedded assembly frame has single-layer vertical plates 3-1 at both ends in the length direction, and the single-layer vertical plates 3-1 are single-layer channel steels, and the pipes in the water-cooling jacket product are required to be installed tightly against the channel steels in the single-layer vertical plates 3-1. The distance between the end faces of the channel steels is set to L2, and the logical relationship of L2 is set to: L2 = L1-Ф1, where L1 is the total length dimension of the burner square hole in the water-cooling jacket product. Through this design method, the single-layer vertical plates (3-1) at the two ends of the water-cooling jacket forward card-embedded assembly frame are tightly against the pipes at the two ends of the water-cooling jacket product, so as to control the total length dimension L1 of the burner square hole in the water-cooling jacket product.

[0091] like Figure 7 As shown, the number of side positioning channel steels 4 is set to 2, which are respectively installed and fixed at the two end positions of the bottom of the double-layer vertical plate 3. The side positioning channel steels 4 and the double-layer vertical plate 3 are connected and fixed by bolts 5 and nuts 6. The width size of the side positioning channel steels 4 on both sides is set to S1, where the logical relationship of S1 is set to: S1 = S-Ф1, where S is the waisted area size of the middle part of the burner square hole in the water-cooled jacket product, S is as follows Figure 3 Through this design, the side positioning channel steels on both sides can be close to the pipes in the square holes of the burner in the water-cooling jacket product, so as to control the width dimension S of the middle part of the burner in the water-cooling jacket product.

[0092] like Figure 7 As shown, the outer end dimensions of the two comb-tooth positioning channel steels 2 are set to M1, where the logical relationship of M1 is set to: M1<M, where M is the bottom width dimension of the burner square hole in the water-cooling jacket product. Figure 1 Or 3 or 5 as shown.

[0093] like Figure 8 As shown, the inclined channel steel 7 is installed at both ends of the base 1, and the angle between the two is set to b°, which corresponds to the inclination angle b° at both ends of the water cooling jacket product, and is the same as the inclination angle b° in the water cooling jacket product.

[0094] like Figure 16-19 , a water cooling jacket reverse card embedded assembly rack. After all the loose tubes and flat steels in the water cooling jacket product are fully assembled on the forward card embedded assembly rack and the spot welding fixation between the pipes in the water cooling jacket and the external fillet welds of the flat steel is completed, it is necessary to use a water cooling jacket reverse card embedded assembly rack. The steps are as follows:

[0095] 1. First, lift the water cooling jacket product as a whole from the forward card-embedded assembly frame to separate the water cooling jacket product from the forward card-embedded assembly frame.

[0096] 2. Then turn the water cooling jacket product 180 degrees as a whole, and re-embed the water cooling jacket product as a whole in the water cooling jacket reverse embedding assembly frame for positioning, so as to realize the welding between the pipe in the water cooling jacket and the internal fillet weld of the flat steel.

[0097] like Figure 16-19 A water cooling jacket reverse card embedded assembly frame includes a platform 8, a comb positioning channel steel 2, an I-beam 9, a vertical plate 10, a triangular plate 11, a cross insert plate 12, an end vertical plate 13, and an inclined plate 14.

[0098] The platform (8) is designed to be rectangular in shape.

[0099] like Fig.16As shown, the number of I-beams 9 is set to 2, and the two I-beams 9 are arranged horizontally and in parallel. A vertical plate 10 and a triangular plate 11 are provided at the bottom of each I-beam 9, and a comb-tooth positioning channel steel 2 is correspondingly provided at the top of each I-beam 9. The comb-tooth positioning channel steel continues to use the comb-tooth positioning channel steel 2 in the forward card-embedded assembly frame. The platform 8, the I-beam 9, the vertical plate 10, the triangular plate 11 and the comb-tooth positioning channel steel 2 are fixed by welding.

[0100] like Fig.17 As shown, the inner distance of the two I-beams 9 is set to S3, where the logical relationship of S3 is set to: S3 = S2 + Ф1, where S2 is the upper width dimension of the burner square hole in the water-cooled jacket product, S2 is shown in Figure 1 Or as shown in 3. The water cooling jacket product is turned over 180 degrees as a whole, so that the burner square hole in the water cooling jacket product can be embedded between two I-beams 9. Through this design, the I-beams on both sides can be close to the pipes in the burner square hole in the water cooling jacket product, so as to control the top width dimension S2 of the burner in the water cooling jacket product.

[0101] like Fig.17 As shown, the angle between the pipe installation angle (the shadow line in the figure) in the two comb-tooth positioning channel steels 2 and the horizontal line is set to a°, which is the same as the tilt angle a° of the water-cooling jacket product.

[0102] like Fig.17 As shown, the outer end dimensions of the two comb positioning channel steels 2 are set to M2, where the logical relationship of M2 is set to: M2<M, where M is the bottom width dimension of the burner square hole in the water cooling jacket product. Figure 1 or Figure 3 or Figure 5 .

[0103] like Fig.16 As shown, the number of end vertical plates 13 and inclined plates 14 is set to 2, which are respectively arranged at both ends of the platform 8 and located inside the two I-beams 9. The end vertical plates 13 are installed on the platform 8, wherein the end vertical plates 13 and the platform 8 are set to be vertical and fixed by welding. The inclined plates 14 are installed on the end vertical plates 13, as shown in FIG. Fig.16 and 20 As shown in the angle, the inclined plate 14 and the end vertical plate 13 are connected at an angle and fixed by welding, and the inclined plate 14 is arranged at an angle with the horizontal plane, wherein the angle is set to b°.

[0104] like Fig.16 As shown, the inner size of the end vertical plate 13 is set to L2, where the logical relationship of L2 is set to: L2 = L1-Ф1, where L1 is the total length of the burner square hole in the water-cooled jacket product, and L1 is shown in Figure 1 or Fig.14 , Fig.17 , Fig. 20 , Fig. 20 and Fig.21 By means of this design, the single-layer vertical plates 3-1 at both ends of the water-cooling jacket forward card-embedded assembly frame are closely attached to the pipes at both ends of the water-cooling jacket product, thereby controlling the total length dimension L1 of the burner square hole in the water-cooling jacket product.

[0105] like Fig. 20 As shown, the inclined plate 14 is mounted on the end vertical plate 13, and the end vertical plate 13 is mounted on the platform 8. The inclined plate 14, the end vertical plate 13 and the platform 8 are fixed by welding. The inclined plate 14 and the end vertical plate 13 are arranged at an angle, wherein the horizontal angle is set to b°, corresponding to the two end inclination angles b° in the water cooling jacket product, which is the same as the inclination angle b° in the water cooling jacket product.

[0106] like Fig.17 and 19 As shown, the cross panel 12 is installed on the platform 8, and the cross panel 12 and the platform 8 are fixed by welding.

[0107] like Fig. 22 and 23 As shown, the width dimension of the cross panel 12 is set to S1, where the logical relationship of S1 is set to: S1 = S-Ф1, where S is the waisted area dimension of the middle part of the burner square hole in the water cooling jacket product. Through this design, the side positioning channel steels on both sides can be close to the pipes in the burner square hole in the water cooling jacket product, so as to control the width dimension S of the middle part of the burner in the water cooling jacket product.

[0108] like Fig.21 As shown, the length of the cross panel 12 is set to B11, B12, B13, B14, where the logical relationship of B11, B12, B13, B14 is respectively set to: B11 = B1-Ф1, B12 = B2-Ф1, B13 = B3-Ф1, B14 = B4-Ф1, where B1, B2, B3, B4 are the length dimensions of the burner square hole in the water cooling jacket product. Through this design method, the cross panels can be closely attached to the pipes in each burner square hole in the water cooling jacket product, so as to control the length dimensions B1, B2, B3, B4 of each burner square hole in the water cooling jacket product.

[0109] like Fig. 22 and 23 As shown, the total height between the comb positioning channel steel 2+I-beam 9+vertical plate 10 is set to H2, wherein the height H2 is required to exceed the height H of the burner square hole.

[0110] like Fig.21As shown, the arrangement position of the cross panel 12 is determined according to the size of the burner square hole in the water cooling jacket product, and the pipes in the water cooling jacket product are required to be installed closely with the cross panel 12. The distance between the cross panels 12 is set to B15, and the logical relationship of B15 is set to: B15 = B5-Ф1, where B5 is the pipe pitch size in the double-layer square hole of the burner in the water cooling jacket product.

[0111] In order to successfully overcome the risks of distortion and deformation, and difficulty in controlling the overall size of a new structure of a water-cooled wall burner area water-cooled jacket during the manufacturing process, this patent discloses a manufacturing process method for controlling the overall size of a boiler water-cooled jacket:

[0112] The manufacturing process is as follows:

[0113] All pipe parts in the water-cooling jacket product are bent and formed separately in the following order: Dimension inspection qualified → pipe and flat steel installation and assembly (pipe and flat steel are installed in the forward card-embedded assembly rack) → pipe and flat steel are spot welded and fixed → the water-cooling jacket as a whole is lifted off from the forward card-embedded assembly rack → the water-cooling jacket product is turned 180 degrees as a whole → the water-cooling jacket that has been turned 180 degrees is embedded in the reverse assembly rack as a whole → pipe and flat steel are spot welded and fixed → the water-cooling jacket as a whole is lifted off from the reverse card-embedded assembly rack → the water-cooling jacket is alternately installed in the forward card-embedded assembly rack and the reverse card-embedded assembly rack, and the inner and outer areas of the pipes and flat steel in the water-cooling jacket are fixed. Intermittent welding in the area → Sample calibration (install the water cooling jacket in the forward card-embedded assembly rack) → Non-destructive testing of welds → Alternately install the water cooling jacket in the forward card-embedded assembly rack and the reverse card-embedded assembly rack, and perform repair welding on the pipes and flat steel inside and outside of the water cooling jacket that have not been welded → Sample calibration (install the water cooling jacket in the forward card-embedded assembly rack) → Non-destructive testing of welds → Heat treatment (the water cooling jacket and the reverse card-embedded assembly rack are put into the furnace for heat treatment together) → Non-destructive testing of welds → Sample calibration (install the water cooling jacket in the forward card-embedded assembly rack) → Hardness inspection → Hydrostatic test → Scribing and machining of pipe ends → Final size inspection of products → Paint and packaging of products

[0114] This patent discloses a manufacturing process method for controlling the overall size of a boiler water cooling jacket, and also discloses two water cooling jacket assembly racks. The specific manufacturing process steps are as follows:

[0115] Manufacturing process step 1:

[0116] 1. According to the product geometric dimensions of the water-cooled jacket in the water-cooled wall burner area, a water-cooled jacket forward card-embedded assembly rack is designed accordingly. The forward card-embedded assembly rack includes a base 1, a comb-tooth positioning channel steel 2, a double-layer vertical plate 3, a single-layer vertical plate 3-1, a side positioning channel steel 4, bolts 5, nuts 6, and an inclined channel steel 7.

[0117] Among them, the features of parts such as the base 1, comb-tooth positioning channel steel 2, double-layer vertical plate 3, single-layer vertical plate 3-1, side positioning channel steel 4, inclined channel steel 7, etc. are matched accordingly according to the above descriptions.

[0118] 2. By using the forward card-embedded assembly rack, all the pipes and flat steels in the water cooling jacket product can be installed on the forward card-embedded assembly rack in sequence, so as to achieve the purpose of overall positive positioning of the water cooling jacket product.

[0119] 3. In this state, the pipes in the water cooling jacket and the outer area of ​​the flat steel can also be spot welded and fixed.

[0120] Manufacturing process step 2:

[0121] 1. First, lift the water cooling jacket product as a whole from the forward card-embedded assembly frame to separate the water cooling jacket product from the forward card-embedded assembly frame.

[0122] 2. Secondly, turn the water cooling jacket product 180 degrees as a whole.

[0123] Manufacturing process step 3:

[0124] 1. According to the product geometric dimensions of the water-cooled jacket in the water-cooled wall burner area, a water-cooled jacket reverse card-embedded assembly rack is designed accordingly. The reverse card-embedded assembly rack includes a platform 8, a comb-tooth positioning channel steel 2, an I-beam 9, a vertical plate 10, a triangular plate 11, a cross-inserted plate 12, an end vertical plate 13, and an inclined plate 14.

[0125] Among them, the features of the comb-tooth positioning channel steel 2, I-beam 9, vertical plate 10, triangular plate 11, cross plate 12, end vertical plate 13, inclined plate 14 and other parts are matched accordingly according to the above descriptions.

[0126] 2. By using the reverse card-embedded assembly frame, the water-cooling jacket product that has been turned 180 degrees as a whole can be card-embedded in the reverse assembly frame to achieve the purpose of positioning the overall reverse side of the water-cooling jacket product.

[0127] 3. In this state, the pipes in the water cooling jacket and the inner area of ​​the flat steel can also be spot welded and fixed.

[0128] Manufacturing process step 4:

[0129] 1. Lift the water cooling jacket as a whole from the reverse snap-on assembly frame.

[0130] 2. Reinstall the water cooling jacket as a whole in the forward card-embedded assembly frame to realize intermittent welding of the pipes in the water cooling jacket and the outer area of ​​the flat steel. The welding method can be gas shielded welding, manual argon arc welding, manual arc welding and other welding methods. The welding sequence is based on the center of each burner square hole of the water cooling jacket product, and the welding is carried out symmetrically to both sides. It is required that after the welding of 7 consecutive pipes and flat steel is completed, 1 pipe and flat steel are reserved without welding.

[0131] 3. Lift the water-cooling jacket as a whole from the forward card-embedded assembly frame, and calibrate the water-cooling jacket product. The water-cooling jacket product can be calibrated by heating calibration. The thermal calibration temperature is required to be less than 720°C. After the calibration operation is completed, install the water-cooling jacket as a whole in the forward card-embedded assembly frame for sample calibration, and perform non-destructive testing on the corner welds and thermal calibration areas of the water-cooling jacket.

[0132] 4. Reinstall the water cooling jacket as a whole in the reverse card-embedded assembly frame to achieve intermittent welding of the pipes in the water cooling jacket and the internal area of ​​the flat steel. The welding method can be gas shielded welding, manual argon arc welding, manual arc welding and other welding methods. The welding sequence is based on the center of each burner square hole of the water cooling jacket product, and the welding is symmetrical to both sides. It is required that after the welding of 7 consecutive pipes and flat steel is completed, 1 pipe and flat steel are reserved without welding.

[0133] 5. Lift the water-cooling jacket as a whole from the reverse embedded assembly frame, and calibrate the water-cooling jacket product. The water-cooling jacket product can be calibrated by heating calibration. The thermal calibration temperature is required to be less than 720°C. After the calibration operation is completed, install the water-cooling jacket as a whole in the forward embedded assembly frame for sample calibration, and perform non-destructive testing on the corner welds and thermal calibration areas of the water-cooling jacket.

[0134] 6. Repeat the above manufacturing process step 4, install the water cooling jacket as a whole in the forward card-embedded assembly frame, use intermittent welding to repair the unwelded areas between the pipes and the flat steel outside the water cooling jacket, then lift it away from the forward card-embedded assembly frame, calibrate the sample water cooling jacket product and perform non-destructive testing (the requirements are the same as item 3 in manufacturing process step 4).

[0135] 7. Repeat the above manufacturing process step 4, install the water cooling jacket as a whole in the reverse embedded assembly frame, use intermittent welding to repair the unwelded areas inside the pipes and flat steels in the water cooling jacket, then lift it away from the reverse embedded assembly frame, calibrate the sample water cooling jacket product and perform non-destructive testing (the requirements are the same as item 3 in manufacturing process step 4), and repeat the above operation until all welding processes of the pipes and flat steels in the water cooling jacket are completed.

[0136] Manufacturing process step 5:

[0137] 1. The welding process of the pipe and flat steel in the water-cooling jacket is completed, and the sample water-cooling jacket product is calibrated and non-destructive testing is carried out (the requirements are the same as item 3 in manufacturing process step 4).

[0138] 2. Reinstall the water cooling jacket as a whole in the reverse snap-on assembly frame.

[0139] 3. Install the reverse card-embedded assembly frame and the water cooling jacket product together on the heat treatment furnace, and require the water cooling jacket product and the reverse card-embedded assembly frame to be heat treated together.

[0140] Manufacturing process step 6:

[0141] 1. After the heat treatment is completed, the water-cooling jacket is hoisted out of the reverse card-embedded assembly frame, the sample water-cooling jacket product is calibrated and non-destructive testing is performed (the requirements are the same as item 3 in step 4 of the manufacturing process).

[0142] 2. Spot check of hardness of water cooling jacket products mainly targets the pipe surface, fillet welds between pipe and flat steel, and heat correction area.

[0143] 3. Water pressure test, pipe end marking, machining, final dimension inspection and paint packaging of water cooling jacket products.

[0144] The above is a preferred embodiment of the present utility model. It should be pointed out that for ordinary technicians in this technical field, several improvements and improvements can be made without departing from the principle of the present utility model. These improvements and improvements are also regarded as the protection scope of the present utility model. The protection scope of the present utility model shall be based on the definition of the claims.

Claims

1. A water cooling jacket forward card embedding assembly rack, characterized in that: It comprises a base (1), comb-tooth positioning channel steel (2), a double-layer vertical plate (3), a single-layer vertical plate (3-1), a side positioning channel steel (4), bolts (5), nuts (6), and an inclined channel steel (7); The base (1) is set to be rectangular in shape and is formed by splicing I-beams; the length of the base (1) is set to L, which is the same as the length L of the water cooling jacket product; according to the placement of the water cooling jacket panel product and the burner square hole on the base, two horizontal I-beams are arranged at the bottom of the burner square hole as bottom supports; The number of comb tooth positioning channel steels (2) is set to 2, which are respectively installed and fixed in the width direction of the base (1) and located at the end positions on both sides, and the comb tooth positioning channel steels (2) are welded and fixed to the base (1); The length of the comb-tooth positioning channel steel (2) is set to L, which is the same as the length L of the water cooling jacket product; the angle between the installation angle of the pipe in the comb-tooth positioning channel steel (2) and the horizontal line is set to a°, which is the same as the tilt angle a° of the water cooling jacket product; The total pipe spacing in the comb-tooth positioning channel steel (2) is set to: P×K; wherein the values ​​of P and K are set to be the same as the values ​​of P and K in the water cooling jacket product; The total pipe spacing in the comb-tooth positioning channel steel (2) is set to: T×K; wherein the values ​​of T and K are set to be the same as the values ​​of T and K in the water cooling jacket product; The comb teeth in the comb tooth positioning channel steel (2) are set to be semicircular in shape, wherein the semicircle diameter is set to Φ1, which is the same as the outer diameter Φ1 of the tube in the water cooling jacket product; The number of double-layer vertical plates (3) is set to be the same as the number of burner square holes in the water-cooling jacket product, and the pipes in the water-cooling jacket product are required to be installed closely to the channel steel in the double-layer vertical plates (3); therefore, the distances between the double-layer vertical plates (3) are set to B7, B8, B9, and B10, wherein the logical relationships of B7, B8, B9, and B10 are respectively set to: B7 = B1-Ф1, B8 = B2-Ф1, B9 = B3-Ф1, and B10 = B4-Ф1, wherein B1, B2, B3, and B4 are the length dimensions of the burner square holes in the water-cooling jacket product; The heights of the double-layer vertical plate (3) and the single-layer vertical plate (3-1) are both set to H1, wherein the height H1 is required to exceed the height H of the burner square hole; the double-layer vertical plate (3) is set to be a double-layer channel steel, and the K1 surface and the K2 surface marked in the double-layer channel steel are arranged oppositely, and the pipes in the water-cooling jacket product are required to be installed tightly against the channel steel in the double-layer vertical plate (3); wherein the distance between the two surfaces is set to B6, wherein the logical relationship of B6 is set to: B6=B5+Ф1, wherein B5 is the pitch size of the pipes in the double-layer square hole of the burner in the water-cooling jacket product; The water cooling jacket forward card-embedded assembly frame has two ends in the length direction set as single-layer vertical plates (3-1), and the single-layer vertical plates are set as single-layer channel steels, and the pipes in the water cooling jacket product are required to be installed tightly with the channel steels in the single-layer vertical plates; wherein the distance between the end faces at both ends of the channel steel is set as L2, wherein the logical relationship of L2 is set as: L2=L1-Ф1, wherein L1 is the total length dimension of the burner square hole in the water cooling jacket product; The number of the side positioning channel steels (4) is set to 2, which are respectively installed and fixed at the two side end positions of the bottom of the double-layer vertical plate (3), and the side positioning channel steels (4) are connected and fixed to the double-layer vertical plate (3) by bolts (5) and nuts (6); the width dimensions of the side positioning channel steels (4) on both sides are set to S1, wherein the logical relationship of S1 is set to: S1 = S-Ф1, wherein S is the dimension of the waisted area in the middle of the burner square hole in the water-cooling jacket product; The outer end dimensions of the two comb-tooth positioning channel steels (2) are set to M1, wherein the logical relationship of M1 is set to: M1<M, wherein M is the bottom width dimension of the burner square hole in the water-cooling jacket product; The inclined channel steel (7) is installed at both ends of the base (1), wherein the horizontal angle is set to b°, corresponding to the inclined angle b° at both ends of the water cooling jacket product, which is the same as the inclined angle b° in the water cooling jacket product.

2. A water cooling jacket reverse card-embedded assembly rack, characterized in that: It comprises a platform (8), a comb-tooth positioning channel steel (2), an I-beam (9), a vertical plate (10), a triangular plate (11), a cross-inserted plate (12), an end vertical plate (13), and an inclined plate (14); The platform (8) is set to be rectangular in shape; The number of I-beams (9) is set to 2, and the two I-beams (9) are arranged horizontally and in parallel. A vertical plate (10) and a triangular plate (11) are provided at the bottom of each I-beam (9), and a comb-tooth positioning channel steel (2) is correspondingly provided at the top of each I-beam (9); the platform (8), the I-beam (9), the vertical plate (10), the triangular plate (11) and the comb-tooth positioning channel steel (2) are fixed by welding; the inner distance of the two I-beams (9) is set to S3, wherein the logical relationship of S3 is set to: S3=S2+Ф1, wherein S2 is the upper width dimension of the burner square hole in the water-cooling jacket product; the water-cooling jacket product is turned over 180 degrees as a whole, so that the burner square hole in the water-cooling jacket product can be embedded between the two I-beams (9); The angle between the installation angle of the pipes in the two comb-tooth positioning channel steels (2) and the horizontal line is set to a°, which is the same as the tilt angle a° of the water cooling jacket product; The outer end dimensions of the two comb-tooth positioning channel steels (2) are set to M2, wherein the logical relationship of M2 is set to: M2<M, wherein M is the bottom width dimension of the burner square hole in the water-cooling jacket product; The number of the end vertical plates (13) and the inclined plates (14) is set to 2, which are respectively arranged at the two ends of the platform (8) and are located inside the two I-beams (9); the end vertical plates (13) are installed on the platform (8), wherein the end vertical plates (13) and the platform (8) are set to be perpendicular and fixed by welding; the inclined plates (14) are installed on the end vertical plates (13), wherein the inclined plates (14) and the end vertical plates (13) are set to be perpendicular and fixed by welding; and the inclined plates (14) are arranged at an angle with the horizontal plane, and the angle is set to b°; The inner dimension of the end vertical plate (13) is set to L2, wherein the logical relationship of L2 is set to: L2 = L1-Ф1, wherein L1 is the total length dimension of the burner square hole in the water cooling jacket product; The inclined plate (14) is mounted on the end vertical plate (13), and the end vertical plate (13) is mounted on the platform (8), and the inclined plate (14), the end vertical plate (13) and the platform (8) are fixed by welding; wherein the inclined plate (14) and the end vertical plate (13) are arranged at an angle, wherein the horizontal angle is set to b°, corresponding to the inclination angle b° at both ends of the water cooling jacket product, and is the same as the inclination angle b° in the water cooling jacket product; The cross panel (12) is installed on the platform (8), and the cross panel (12) and the platform (8) are fixed by welding; the width dimension of the cross panel (12) is set to S1, wherein the logical relationship of S1 is set to: S1=S-Ф1, wherein S is the dimension of the waisted area in the middle of the burner square hole in the water cooling jacket product; The length of the cross panel (12) is set to B11, B12, B13, B14, wherein the logical relationships of B11, B12, B13, B14 are respectively set to: B11 = B1-Ф1, B12 = B2-Ф1, B13 = B3-Ф1, B14 = B4-Ф1, wherein B1, B2, B3, B4 are the length dimensions of the burner square hole in the water cooling jacket product; The total height between the comb positioning channel steel (2) + I-beam (9) + vertical plate (10) is set to H2, wherein the height H2 is required to exceed the burner square hole height H; The arrangement position of the cross panel (12) is determined according to the size of the burner square hole in the water cooling jacket product, and the pipes in the water cooling jacket product are required to be installed closely with the cross panel (12); wherein the distance between the cross panels (12) is set to B15, wherein the logical relationship of B15 is set to: B15=B5-Ф1, wherein B5 is the pipe pitch size in the double-layer square hole of the burner in the water cooling jacket product.

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