CN202328514U - Circular tube communication, parallel connection and edge pinch welding bearing heat exchanger - Google Patents
Circular tube communication, parallel connection and edge pinch welding bearing heat exchanger Download PDFInfo
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- CN202328514U CN202328514U CN201120499782XU CN201120499782U CN202328514U CN 202328514 U CN202328514 U CN 202328514U CN 201120499782X U CN201120499782X U CN 201120499782XU CN 201120499782 U CN201120499782 U CN 201120499782U CN 202328514 U CN202328514 U CN 202328514U
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Abstract
The utility model discloses a circular tube communication, parallel connection and edge pinch welding bearing heat exchanger, which comprises two headers, wherein a tap water communicating tube is fixedly connected between the two headers; a heating tube is penetrated in the tap water communicating tube; each header is formed by welding two circular arc plates; edges of the circular arc plates are outwardly turned; double edges of the two circular arc plates are aligned and subjected to edge pinch self-fusion welding to form a circular tube header cylinder; a header end enclose stop plate is outwardly flanged to be embedded in two ports of the circular tube headers; the double edges are aligned with the tube wall to be subjected to parallel connection and edge pinch self-fusion welding to form the header; mounting holes are punched in the circular arc plates and are drawn into the arc to get out of the edges; and the tap water communicating tube is inserted into the drawn mounting holes of the circular arc plates according to drawing aperture and drawing height of the circular arc plates and R angle cut heads of end faces of two end heads to be uniformly matched, and the tap water communicating tube and the drawn mounting holes of the circular arc plates are connected in parallel in a coincide way and are connected through edge pinch self-fusion welding. The heat exchanger has the advantages of parallel connection of welding seams, easiness for edge pinch welding, no water leakage, excellent bearing and low maintenance cost.
Description
Technical field
The utility model relates to a kind of installing and using on civilian household heater heat supplying pipeline; Can warm oneself and can exchange the heating installation heat exchange hydrophone of running water bathing of heat for, relate in particular to a kind of stainless steel water storage or Instant heating type pipe and be communicated with and connect, pinch side weld and connect pressure-bearing type heat exchange hydrophone and manufacture craft thereof.
Background technology
The applicant's related patent U.S. Patent No.: authorize on June 10th, 2008 application, on June 30th, 2009, the patent No. is 200820024167.1, Granted publication number is CN201251383Y, utility model title: " header shunting heat storage adverse current type heat exchanger ".Application on January 7th, 2011, on September 14th, 2011 authorize, award notification number is CN201974076U, the utility model title: join phase immediate heating type contra-flow heat exchanger.
Mostly former patent is the heat exchange effect and designs; Technical scheme is the hot water storage of cold bag or Instant heating type two kinds; Uncontrollable because of cyclical heat expansion shrinkage power, and adopt thin stainless steel to decorate pipe plate and make, cavity pocket of outer cover is big or little; Its header structure does not change; The header cavity is than being communicated with about 2 times of arm cavity, and cold water adds thermal expansion force greater than header fillet welding seam welding portion bearing capacity, and product 15～30 days one-periods of heating after sale the design defect that header angle joint weld seam torn grain leaks just occurs through the reaction of expanding with heat and contract with cold.Bring inconvenience to the user, use cost is high, and the after-sale service maintenance cost is high.
The prior art welding method facts have proved that incompatibility is used for the welding of thin Stainless Steel Tubular Plates manufacturing " cold bag heat " water storage or Instant heating type heating installation heat exchange hydrophone.
Former patented technology fault of construction, D word shape or cuboid stainless steel header structure, orifice plate edges of boards convex-concave in making welding process is not straight, on the orifice plate stile, forms 90 degree to header C shape integrated circuit board to welded corner joint.Prior art corner joint, angle welding welding are difficult to form the one side welding with back formation welding bead; This angle welding is the welding position that header structure cavity is maximum, the longest, compression resistance is the weakest; It also is the poorest position of compressive resistance; Moreover in the heat supply outwardly-bent distortion of C shape plate when stressed of expanding, the orifice plate stile causes to the angle of tear welding seam that turns up and leaks.Maintenance rate is high, and repeats maintenance.Even if former patent is effective, will be eliminated owing to there is the seepage flaw.
Summary of the invention
The utility model purpose is to overcome prior art and the higher technological deficiency of patented product water leakage ratio, provides a kind of welding simple in structure, good, pressure-bearing is good, water-tight, maintenance cost is low a kind of pipe to be communicated with and connect to pinch side weld and connect the pressure-bearing type heat exchange device.
For realizing above-mentioned purpose, the technical scheme that the utility model adopts is:
A kind of pipe is communicated with and connects to be pinched side weld and connects the pressure-bearing type heat exchange device, and comprising: two headers are fixedly connected with heating installation import, heating outlet, running water water inlet and running water outlet on the header; Be fixedly connected with two or more running water communicating pipes between two headers, running water communicating pipe is communicated with through header; Running water is installed with the heating supply pipe in communicating pipe, the heating supply pipe is for what be communicated with, and an end of heating supply pipe connects described heating installation import, and the other end of heating supply pipe connects described heating outlet; It is characterized in that: each header is by two arc plates header cylindrical shell that is welded, and the two-port of header cylindrical shell is welded with header end socket closure plate respectively.
Be communicated with and connect according to described pipe and pinch side weld and connect the pressure-bearing type heat exchange device, it is characterized in that: described arc plate edges of boards outward flanging, the bilateral alignment of arc plate edges of boards of two correspondences is pinched the limit and is connected into tubular header cylindrical shell from melting welding; Header end socket closure plate outward flanging is embedded in the two-port of tubular header, and bilateral alignment tube wall face also connects, pinches the limit and be connected into header from melting welding.
Be communicated with and connect according to described pipe and pinch side weld and connect the pressure-bearing type heat exchange device, it is characterized in that: dashing on the described arc plate has installing hole, and installing hole goes out the limit to the arc in-draw; Running water communicating pipe, two ends end face R angle crop inserted in the installing hole of arc plate stretching according to the arc plate stretching aperture and the height that stretches, and coincideing consistent and connecing, pinch the limit connects from fusion welding.
Be communicated with and connect according to described pipe and pinch side weld and connect the pressure-bearing type heat exchange device, it is characterized in that: insert the heating supply pipe in described running water communicating pipe, be communicated with straight tube through heat supply between the heating supply pipe and be connected in series, heat supply is communicated with straight tube and is positioned at header; One termination tube wall single face of heating supply pipe is towards porose; The tube wall corresponding surface of another corresponding heating supply pipe end is towards porose; The inside stretched limit of two corresponding apertures; Heat supply is communicated with straight tube two ends end face R angle crop, and heat supply is communicated with straight tube and inserts in the heating supply pipe end face stretchable holes bilateral alignment and coincide and pinch the limit and be communicated with from fusion welding.
Be communicated with and connect according to described pipe and pinch side weld and connect the pressure-bearing type heat exchange device, it is characterized in that: be provided with one or more flow distribution plate in a header therein.
Be communicated with and connect according to described pipe and pinch side weld and connect the pressure-bearing type heat exchange device; It is characterized in that: the heating supply pipe port is connected with heating tube end socket closure plate; Heating tube end socket closure plate outward flanging is embedded in the heating supply pipe port, and bilateral alignment also connects and pinches the limit and connect from fusion welding.
Be communicated with and connect according to described pipe and pinch side weld and connect the pressure-bearing type heat exchange device, it is characterized in that: it is curved that heating supply Guan Yiduan holds into U-shaped, and other end welding heat supply is communicated with straight tube and is communicated with.
Be communicated with and connect according to described pipe and pinch side weld and connect the pressure-bearing type heat exchange device; It is characterized in that: for horizontally-mounted heat exchanger; Heating installation import, heating outlet are separately positioned on an end header sidewall upper and lower position, and running water inlet, running water outlet are separately positioned on the upper-lower position of same end header end socket closure plate; One or above flow distribution plate can be installed in the pipe header; For the heat exchanger of vertical installation, heating installation import, heating outlet are separately positioned on the position, the left and right sides of bottom header outer wall, and the running water water inlet is located at the bottom of bottom header, and the running water outlet is located at the top, diagonal angle of header upper end, top.
Be communicated with and connect according to described pipe and pinch side weld and connect the pressure-bearing type heat exchange device; It is characterized in that: described header housing, arc plate, end socket closure plate, running water communicating pipe, heating supply pipe, heat supply are communicated with straight tube, flow distribution plate is a stainless steel material, are convenient to irritate acid and clean incrustation scale.
The utility model beneficial effect: the inventor accumulates in the production practices of more than ten years, sums up, researches and develops, innovates; And constantly carry out technological improvement, to cold bag heat (cold water pipe is big cavity), apply for that utility model patent, patent of invention 30 are multinomial from hot Bao Leng (cold water pipe is thin copper pipe); Stainless steel making welding difficulty is bigger; It is very high that technical matters requires, and welding bead requires golden yellow, and the welding manipulation of depending merely on the people is to can't resolve two fluid passage pressure-bearing seepy questions; Must solve the prior art defective, change the structure generation and brought new technique effect.Invented stainless pipe and be communicated with and connect, pinch side weld pressure-bearing heating installation heat exchange hydrophone, this pinches side weld, and to connect method be to stainless steel manufacturing " the cold bag heat " important breakthrough that the Welding of Heat-exchanger water leakage ratio reduces as far as possible, and mainly contains following characteristics:
Pipe embedded straight pipe communicating pipe wall contact pinch side weld connect with D couplet case be communicated with compare material-saving, withstand voltage twice strong, handsome in appearance, pinch the difficulty that the side weld welding seam reduces the stainless steel welding more; Pinch the limit and weld well, its method antileaking reduces maintenance cost; Reduce use cost; Make things convenient for the user, life of product is long, improves the performance of enterprises.Stainless steel acid and alkali-resistance, corrosion-resistant and pure clear, the sour cleaning of generation incrustation scale ability of exchange hot water, the housing volume-diminished has reduced cold water reserves thermal expansion force and has reduced the percolation ratio reduction, thermal efficiency height, low cost of manufacture.
New method is pinched side weld and is connect institute's welded contact and all adopt argon arc welding new technology, new technology welding; Pipe is communicated with embedded and connects, pinches limit welding welding from molten plane; Strengthen gas shield and improve the penetration capacity of electric arc, pinch side weld and connect and do not produce pore; Reduce hot cracking tendency greatly, improve the anti intercrystalline corrosion ability of welding point.In addition, can well realize all-position welding and one side welding with back formation new technology.And connect, pinch that side weld has improved the intensity of welded seam twice and weldering speed is fast, welding deformation is little; Weld seam is attractive in appearance, saves the stainless steel welding stick energy, and anti-impact force is strong; Alleviate thermal expansion tearing power, thoroughly solved former patent header structural design defective and welding point expansion seepy question.
The pipe connection also connects the advantage of pinching the side weld directional bearing heat interchanger: the selection thin-wall stainless steel; Pure clear, the thin stainless steel tube sheet material of wall of acid and alkali-resistance, corrosion-resistant, durable, exchange hot water is convenient to punching, stretching, the contact of embedded connection two walls, is prone to flanging and is prone to and connects, pinch the limit weld well, saves stainless steel welding stick; Weld seam is attractive in appearance; Cost is low, is superior to that other material is prolonged life, the practical line period of product is long, the use cost reduction.
Change generation by structure brings new technique effect, and the heating supply pipe is communicated with all weld seams, welding bead does not soak because of pinching side weld welding seam inwall.Shell, all weld seam welding beads of cold water channel do not soak because of pinching the inside and outside wall of side weld welding seam; Reduce water logging oxygen corrosion welding bead wall and water velocity power friction welding bead wall; Effectively increase the anti-ageing intensity of heat exchanger, it is long to reduce product welded seam, fatigue life, nothing life-span of leaking, the after-sale service cost free; The user is satisfied, enterprise income.
The utility model welded seam also connects, pinches side weld and weld well, and the water-tight product quality that promoted has improved the business economic benefit; Little, exquisite practicality that product shell dwindles, takes up space, increase heating tube heating surface; Heat transfer efficiency height, output is successive, the lightweight, handsome in appearance of hot water more than 38 °, and the energy savings material reduces cost, and the smooth incrustation scale of stainless steel tube wall is difficult for absorption; Alleviate the incrustation scale adsorption time, and fouling can be cleaned in acid.Be that this area stainless steel tube sheet material is made the pipe connection and connect the regeneration product of pinching the side weld directional bearing heat interchanger.
Description of drawings
The structural representation of Fig. 1 when to be that the utility model is horizontal install.
Fig. 2 is the stereogram of the arc plate 15 that is connected with heating installation import, heating outlet in the utility model.
Fig. 3 is the stereogram of other direction.
Fig. 4 is an A-A cutaway view among Fig. 3.
Fig. 5 is the stereogram of the arc plate 6 that is connected with running water communicating pipe 4 in the utility model.
Fig. 6 is the front view of Fig. 5.
The B-B cutaway view of Fig. 7 Fig. 5.
Fig. 8 is the enlarged drawing of I part among Fig. 1.
Fig. 9 is the enlarged drawing of II part among Fig. 1.
Figure 10 is the vertical view of Fig. 1.
Figure 11 is the sketch map that two arc plates are welded to connect into cylinder.
Figure 12 is curved for heating supply Guan Yiduan holds into U-shaped, and other end welding heat supply is communicated with the structural representation that straight tube is communicated with.
The structural representation of Figure 13 when to be that the utility model is vertical install.
Structural representation when Figure 14 holds into curved, the vertical installation of U-shaped for the utility model heating supply Guan Yiduan.
In the accompanying drawing: 1, heating installation import; 2, running water outlet; 3, header end socket closure plate; 4, running water communicating pipe; 5, heating supply pipe; 6, arc plate; 7, header end socket closure plate; 8, heating tube end socket closure plate; 9, heat supply is communicated with straight tube; 10, arc plate; 11, header end socket closure plate; 12, running water water inlet; 13, heating outlet; 14, flow distribution plate; 15, arc plate; 16, flanging; 17, installing hole; 18, stretching limit; 19, U-shaped curved (holding back bending).
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is described further:
The utility model pipe is communicated with and connects to be pinched side weld and connects the pressure-bearing type heat exchange device, and shown in Figure 7 like Fig. 1, Fig. 2, Fig. 4, Fig. 5, comprising: two headers are fixedly connected with heating installation import 1, heating outlet 13, running water water inlet 12 and running water outlet 2 on the header; Be fixedly connected with two or more running water communicating pipes 4 between two headers, running water communicating pipe 4 is communicated with through header; Be installed with heating supply pipe 5 in running water communicating pipe 4, heating supply pipe 5 is for what be communicated with, and an end of heating supply pipe 5 connects described heating installation import 1, and the other end of heating supply pipe 5 connects described heating outlet 13; It is characterized in that: each header is by two arc plates header cylindrical shell that is welded, and the two-port of header cylindrical shell is welded with header end socket closure plate respectively.
Described arc plate edges of boards outward flanging, the bilateral alignment of arc plate edges of boards of two correspondences is pinched the limit and is connected into tubular header cylindrical shell from melting welding; Header end socket closure plate 3 outward flangings are embedded in the two-port of tubular header, and bilateral alignment tube wall face also connects, pinches the limit and be connected into header from melting welding.
Described pipe is communicated with and connects to be pinched side weld and connects the pressure-bearing type heat exchange device, and it is characterized in that: dashing on the described arc plate has installing hole, and installing hole goes out the limit to the arc in-draw; Running water communicating pipe, two ends end face R angle crop inserted in the installing hole of arc plate stretching according to the arc plate stretching aperture and the height that stretches, and coincideing consistent and connecing, pinch the limit connects from fusion welding.
Described pipe is communicated with and connects to be pinched side weld and connects the pressure-bearing type heat exchange device, and it is characterized in that: insert heating supply pipe 5 in described running water communicating pipe, be communicated with straight tube 9 through heat supply between the heating supply pipe 5 and be connected in series, heat supply is communicated with straight tube 9 and is positioned at header; One termination tube wall single face of heating supply pipe 5 is towards porose; The tube wall corresponding surface of another corresponding heating supply pipe 5 terminations is towards porose; The inside stretched limit of two corresponding apertures; Heat supply is communicated with straight tube 9 two ends end face R angle crops, and heat supply is communicated with straight tube 9 and inserts in the heating supply pipe end face stretchable holes bilateral alignment and coincide and pinch the limit and be communicated with from fusion welding.It is movable being communicated with back integral body.
Described pipe is communicated with and connects to be pinched side weld and connects the pressure-bearing type heat exchange device, and it is characterized in that: be provided with one or more flow distribution plate 14 in a header therein, flow distribution plate be circular, flow distribution plate stretching 3～5mm limit.
Described pipe is communicated with and connects to be pinched side weld and connects the pressure-bearing type heat exchange device; It is characterized in that: heating supply pipe 5 ports are connected with heating tube end socket closure plate 8; Heating tube end socket closure plate 8 outward flangings are embedded in heating supply pipe 5 ports, and bilateral alignment also connects and pinches the limit and connect from fusion welding.
Described pipe is communicated with and connects to be pinched side weld and connects the pressure-bearing type heat exchange device, and it is characterized in that: it is curved that heating supply pipe 5 one ends are held into U-shaped, and other end welding heat supply is communicated with straight tube and is communicated with.
Described pipe is communicated with and connects to be pinched side weld and connects the pressure-bearing type heat exchange device; It is characterized in that: for horizontally-mounted heat exchanger; Heating installation import, heating outlet are separately positioned on an end header sidewall upper and lower position, and running water inlet, running water outlet are separately positioned on the upper-lower position of same end header end socket closure plate; For the heat exchanger of vertical installation, heating installation import, heating outlet are separately positioned on the position, the left and right sides of bottom header outer wall, and the running water water inlet is located at the bottom of bottom header, and the running water outlet is located at the top, diagonal angle of header upper end, top.
Described pipe is communicated with and connects to be pinched side weld and connects the pressure-bearing type heat exchange device, and it is characterized in that: described header housing, arc plate, end socket closure plate, running water communicating pipe, heating supply pipe, heat supply are communicated with straight tube, flow distribution plate is a stainless steel material.
The utility model manufacture craft:
Header is 4 arc plates; With 2 arc plates in the arc core punching to arc in-draw 2～2.5mm; Arc plate edges of boards outward flanging 1～1.5mm, running water communicating pipe is according to the arc plate stretching aperture and the height that stretches, two ends end face R angle crop; Insert in the arc plate stretchable holes, coincide consistent and connect, pinch the limit and melt the welding of downhand welding method certainly; Insert the heating supply pipe in running water communicating pipe, the heating tube both ends of the surface are the single face punching of 5～10mm place apart from the termination, termination corresponding surface below punching in addition, and two corresponding apertures are to in-draw 1.5～2mm; Heat supply connection straight tube is according to heating tube stretching aperture and stretching height two ends end face R angle crop, and heat supply is communicated with straight tube and inserts the identical unanimity of bilateral alignment in the heating tube end face stretchable holes, pinches the limit in the argon arc welding of heating tube port and is communicated with from fusion welding; Heating supply pipe port end socket closure plate outward flanging 3～5mm is embedded in bilateral alignment in the heating supply pipe port, the consistent wall that coincide is combined into one and connect, pinch the limit from molten face bonding method argon arc girth welding; Other 2 arc plate outward flanging 1～1.5mm, the arc plate that is communicated with running water communicating pipe merges, and the bilateral alignment of plate face contact edges of boards is pinched the limit and is welded into pipe header cylindrical shell from molten face bonding method, constitutes the header connectivity structure; Header end socket closure plate outward flanging 1.5～2mm is embedded in circular header port, and bilateral alignment tube wall face does not have the gap and coincide consistent and connect, pinch the limit and be welded into overall structure from molten planar process.
The utility model upgrades traditional domestic hot water's heat exchanger structure of knowledge, is D word or the structural reform of cuboid header the pipe pressure-resistance structure.Pipe is communicated with the employing tube wall and connects, pinches the limit from molten planar process welding; Reduce the welding difficulty of thin-wall stainless steel pipe plate, two-tube wall contact is pinched the limit and is welded well, and intensity is big; Weldering speed is fast; Penetration power is strong, is shaped, and is most preferred structure and welding method that solution D word or cuboid header welded corner joint joint expand and tear the weld seam seepy question.
Embodiment
Like Fig. 1, shown in Figure 5, the utility model is updated to 4 of arc plates with two D couplets of former patent case, with 2 arc plates in the arc core punching to arc in-draw 2～2.5mm; Arc plate edges of boards outward flanging 1～1.5mm, running water communicating pipe is according to the arc plate stretching aperture and the height that stretches, two ends end face R angle crop; Insert in the arc plate stretchable holes, coincide consistent and connect, pinch the limit and melt the welding of downhand welding method certainly, insert the heating supply pipe in running water communicating pipe; The heating tube both ends of the surface are the single face punching of 8mm place apart from the termination; Termination corresponding surface below punching in addition, two corresponding apertures are to in-draw 1.5～2mm, and heat supply is communicated with straight tube according to the heating tube stretching aperture and the height two ends end face R angle crop that stretches; Heat supply is communicated with straight tube and inserts the identical unanimity of bilateral alignment in the heating tube end face stretchable holes, pinches the limit in the argon arc welding of heating tube port and is communicated with from fusion welding.
Like Fig. 1, shown in Figure 9, heating supply pipe port end socket closure plate 8 outward flangings 3～5mm is embedded in bilateral alignment in heating supply pipe 5 ports, the consistent wall that coincide is combined into one and connect, pinch the limit from molten face bonding method argon arc girth welding.
Like Figure 12, Figure 14, the heating supply pipe also can a termination be held into curved (holding back bending) other end welding of U-shaped heat supply and is communicated with straight tube and is communicated with in the utility model, reduces welding point, saves energy labour cost.It is qualified through water pressure test ne-leakage that the heating supply pipe is communicated with one.
As shown in Figure 1; In the association of the horizontal installation tubular of the utility model 1 and 1 above flow distribution plate are set; As a plurality of flow distribution plates are set can form adverse current, progressively improve the cold water temperature gradient, prolonged swap time; Change fluidized bed at the flow distribution plate place, produce stirring and more fully absorb the heat raising thermal efficiency.Flow distribution plate is circular, and circular flow distribution plate 3～5mm limit that stretches is convenient to install, but circular flow distribution plate fix in arc plate inside and outside wall means of spot welds, circular flow distribution plate is separated into the independent loops passage with cold water channel.
Heating installation import, heating outlet, be provided with at tubular header one distolateral wall upper and lower, running water inlet, end cap is provided with up and down in same end in the running water outlet.
Like Fig. 1, shown in Figure 2, the installing hole of the arc plate 15 that is connected with heating installation import, heating outlet is pulled outwardly and stretches out the limit.
Like Figure 13, shown in Figure 14; In the vertical installation tubular of the utility model header flow distribution plate can be set; Labor and material saving, the way of taking to adjust running water water inlet, a running water outlet silk direction position solves vertical installation, and the running water water inlet is located at the bottom of bottom header; The running water outlet is located at the top, diagonal angle of header upper end, top, promotes hot water rising circulation according to thermal expansion water temperature gradient fluidized bed water pressure.
The utility model is other 2 circular arc edges of boards outward flanging 1～1.5mm, and the arc plate that is communicated with running water communicating pipe merges, and the bilateral alignment of plate face contact edges of boards is pinched the limit and is welded into pipe header cylindrical shell from molten face bonding method, constitutes tubular header cylindrical shell connectivity structure.Circular header end socket closure plate outward flanging 1.5～2mm is embedded in circular header port, and bilateral alignment tube wall face does not have the gap and coincide consistent and connect, pinch the limit and be welded into overall structure from molten planar process.
Embodiment recited above describes the preferred implementation of the utility model; Be not that design and protection domain to the utility model limits; Under the prerequisite that does not break away from the utility model design concept; Common engineers and technicians make the technical scheme of the utility model in this area various modification and improvement all should fall into the protection domain of the utility model.
Claims (9)
1. a pipe is communicated with and connects and pinches side weld and connect the pressure-bearing type heat exchange device, and comprising: two headers are fixedly connected with heating installation import (1), heating outlet (13), running water water inlet (12) and running water and export (2) on the header; Be fixedly connected with two or more running water communicating pipes (4) between two headers, running water communicating pipe (4) is communicated with through header; Be installed with heating supply pipe (5) in running water communicating pipe (4), heating supply pipe (5) is for what be communicated with, and an end of heating supply pipe (5) connects described heating installation import (1), and the other end of heating supply pipe (5) connects described heating outlet (13); It is characterized in that: each header is by two arc plates header cylindrical shell that is welded, and the two-port of header cylindrical shell is welded with header end socket closure plate respectively.
2. pipe according to claim 1 is communicated with and connects to be pinched side weld and connects the pressure-bearing type heat exchange device, it is characterized in that: described arc plate edges of boards outward flanging, and the bilateral alignment of arc plate edges of boards of two correspondences is pinched the limit and is connected into tubular header cylindrical shell from melting welding; Header end socket closure plate (3) outward flanging is embedded in the two-port of tubular header, and bilateral alignment tube wall face also connects, pinches the limit and be connected into header from melting welding.
3. pipe according to claim 1 and 2 is communicated with and connects to be pinched side weld and connects the pressure-bearing type heat exchange device, and it is characterized in that: dashing on the described arc plate has installing hole, and installing hole goes out the limit to the arc in-draw; Running water communicating pipe, two ends end face R angle crop inserted in the installing hole of arc plate stretching according to the arc plate stretching aperture and the height that stretches, and coincideing consistent and connecing, pinch the limit connects from fusion welding.
4. pipe according to claim 1 and 2 is communicated with and connects to be pinched side weld and connects the pressure-bearing type heat exchange device; It is characterized in that: insert heating supply pipe (5) in described running water communicating pipe; Be communicated with straight tube (9) through heat supply between the heating supply pipe (5) and be connected in series, heat supply is communicated with straight tube (9) and is positioned at header; One termination tube wall single face of heating supply pipe (5) is towards porose; The tube wall corresponding surface of another corresponding heating supply pipe (5) termination is towards porose; The inside stretched limit of two corresponding apertures; Heat supply is communicated with straight tube (9) two ends end face R angle crop, and heat supply is communicated with straight tube (9) and inserts in the heating supply pipe end face stretchable holes bilateral alignment and coincide and pinch the limit and be communicated with from fusion welding.
5. pipe according to claim 1 is communicated with and connects to be pinched side weld and connects the pressure-bearing type heat exchange device, it is characterized in that: be provided with one or more flow distribution plate (14) in a header therein.
6. pipe according to claim 1 and 2 is communicated with and connects to be pinched side weld and connects the pressure-bearing type heat exchange device; It is characterized in that: heating supply pipe (5) port is connected with heating tube end socket closure plate (8); Heating tube end socket closure plate (8) outward flanging; Be embedded in heating supply pipe (5) port, bilateral alignment also connects and pinches the limit and connect from fusion welding.
7. pipe according to claim 1 is communicated with and connects to be pinched side weld and connects the pressure-bearing type heat exchange device, and it is characterized in that: it is curved that heating supply pipe (5) one ends are held into U-shaped, and other end welding heat supply is communicated with straight tube and is communicated with.
8. pipe according to claim 1 and 2 is communicated with and connects to be pinched side weld and connects the pressure-bearing type heat exchange device; It is characterized in that: for horizontally-mounted heat exchanger; Heating installation import, heating outlet are separately positioned on an end header sidewall upper and lower position, and running water inlet, running water outlet are separately positioned on the upper-lower position of same end header end socket closure plate; For the heat exchanger of vertical installation, heating installation import, heating outlet are separately positioned on the position, the left and right sides of bottom header outer wall, and the running water water inlet is located at the bottom of bottom header, and the running water outlet is located at the top, diagonal angle of header upper end, top.
9. pipe according to claim 1 and 2 is communicated with and connects to be pinched side weld and connects the pressure-bearing type heat exchange device, and it is characterized in that: described header housing, arc plate, end socket closure plate, running water communicating pipe, heating supply pipe, heat supply are communicated with straight tube, flow distribution plate is a stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120499782XU CN202328514U (en) | 2011-12-05 | 2011-12-05 | Circular tube communication, parallel connection and edge pinch welding bearing heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120499782XU CN202328514U (en) | 2011-12-05 | 2011-12-05 | Circular tube communication, parallel connection and edge pinch welding bearing heat exchanger |
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| Publication Number | Publication Date |
|---|---|
| CN202328514U true CN202328514U (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120499782XU Expired - Fee Related CN202328514U (en) | 2011-12-05 | 2011-12-05 | Circular tube communication, parallel connection and edge pinch welding bearing heat exchanger |
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| CN (1) | CN202328514U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102418956A (en) * | 2011-12-05 | 2012-04-18 | 张伟 | Circular pipe communicated, spliced, edge-pinched, and welded pressure-bearing heat exchanger, and manufacturing process thereof |
-
2011
- 2011-12-05 CN CN201120499782XU patent/CN202328514U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102418956A (en) * | 2011-12-05 | 2012-04-18 | 张伟 | Circular pipe communicated, spliced, edge-pinched, and welded pressure-bearing heat exchanger, and manufacturing process thereof |
| CN102418956B (en) * | 2011-12-05 | 2014-07-09 | 张伟 | Circular pipe communicated, spliced, edge-pinched, and welded pressure-bearing heat exchanger, and manufacturing process thereof |
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