CN109237144A - A kind of energy saving utilidor of steam conveying for zinc sulfate production - Google Patents

Abstract

The invention discloses a kind of steam for zinc sulfate production to convey energy saving utilidor, including horizontal conveying pipe, the inner wall of horizontal conveying pipe is coated with erosion resistant coating, the outer wall of horizontal conveying pipe is socketed with insulating layer, the bottom of insulating layer offers gutter, the outer surface of insulating layer is arranged with damp-proof layer, and the outer surface of damp-proof layer is arranged with outer casing.To be excluded automatically to the ponding being flowed into drainpipe, ponding is avoided to be deposited in insulating layer and reduce heat insulation effect, insulating layer is wrapped up by outer casing and damp-proof layer, vapor (steam) temperature is avoided to be lost through insulating layer, and ambient temperature influences to manage the temperature of interior steam, to play raising heat insulation effect, erosion resistant coating is smeared in the inner wall of horizontal conveying pipe simultaneously, the rotproofness for delivery pipe of improving the standard, the service life and heat preservation timeliness for improving the standard high, and upper retaining wall and lower retaining wall is separated by disassembly nut, insulating layer is replaced, facilitate its care and maintenance.

Description

A kind of energy saving utilidor of steam conveying for zinc sulfate production

Technical field

The present invention relates to steam to convey utilidor technical field, specially a kind of steam conveying for zinc sulfate production Energy-saving heat preserving pipeline.

Background technique

Zinc sulfate needs to carry out hot and cold alternation by needing to convey steam during production, and steam conveys insulating tube Part has good mechanical performance and heat-insulating property, is resistant to high temperature of 120 DEG C under normal conditions, by it is modified or with other heat-insulated materials Material combination can be 180 DEG C of high temperature resistant, existing steam conveying heat-insulating pipe fitting after long-term use by corrosion be easy to appear steam to Outer leakage reduces so as to cause insulating power after the insulating layer water suction on the outside of pipeline, in addition, existing steam conveys insulating tube The more difficult installation and removal of part insulating layer, cause maintenance more difficult.

Summary of the invention

(1) the technical issues of solving

In view of the deficiencies of the prior art, the present invention provides a kind of steam for zinc sulfate production to convey energy saving insulating tube Road solves steam conveying heat-insulating pipe fitting and is easy to appear the outside leakage of steam by corrosion after long-term use, so as to cause Insulating power reduces after insulating layer water suction on the outside of pipeline, in addition, existing steam conveys the more difficult installation of heat-insulating pipe fitting insulating layer And disassembly, lead to the problem that maintenance is more difficult.

(2) technical solution

To achieve the above object, the invention provides the following technical scheme: a kind of steam conveying section for zinc sulfate production Energy utilidor, including horizontal conveying pipe, the inner wall of the horizontal conveying pipe are coated with erosion resistant coating, the outer wall of the horizontal conveying pipe It is socketed with insulating layer, the bottom of the insulating layer offers gutter, and the outer surface of the insulating layer is arranged with damp-proof layer, described The outer surface of damp-proof layer is arranged with outer casing, and the outer casing includes upper retaining wall and lower retaining wall, the upper retaining wall and lower retaining wall it Between be fixedly connected by nut, the bottom of the lower retaining wall is fixedly connected with drainpipe, and the bottom of the gutter is inserted with drawing Flow tube, the drainage tube sequentially pass through insulating layer, damp-proof layer and lower retaining wall and the inside for extending to drainpipe, the row from top to bottom The inner wall of water pipe is fixedly connected with demarcation plate, and the inner wall of the drainpipe is by divides at water storage room and drip chamber, institute It states and is fixedly connected with first sleeve on the right side of draining chamber interior walls, the left slide of the first sleeve is inserted with slide bar, and described the It is fixedly connected with positive stop strip at the top of one sleeve lining, the groove that cooperation positive stop strip uses, institute are offered at the top of the slide bar The right end of slide bar is stated by being fixedly connected on the right side of the first spring and draining chamber interior walls, is interspersed with second on the right side of the demarcation plate Sleeve, the outer surface of the second sleeve are fixedly connected with the inner wall of demarcation plate, and the left end of the slide bar is slidably inserted into second set The right side of cylinder, the left end of the slide bar are fixedly connected with piston block, and the side surface of the piston block and the inner wall of second sleeve are sliding Dynamic connection, the bottom of the second sleeve offer apopore, and the bottom of the draining chamber interior walls offers drainage hole, the work It is fixedly connected with L kelly on the left of chock and contradicts bar, the left end of the L kelly is connected with L motion bar, the water storage chamber interior walls Bottom fixing support rack, be flexibly connected in the middle part of the back side of the support frame and L motion bar, the left end of the L motion bar passes through company Splicing is fixedly connected with floating ball, and the bottom of the water storage chamber interior walls is fixedly connected with 3rd sleeve, and the 3rd sleeve is located at branch The left side of support, inserted with the first bolt rod, the bottom of first bolt rod passes through for the top slide of the 3rd sleeve Two springs are fixedly connected with the bottom of water storage chamber interior walls, are fixedly connected with conflict block at the top of first bolt rod, described to support The top of contact block and the bottom of L motion bar contradict and connect, and the left slide of the second sleeve is inserted through the second bolt rod, described The left end of second bolt rod is fixedly connected with limited block, and the right end of second bolt rod and the left end for contradicting bar, which contradict, to be connected, The side surface fixing sleeve of second bolt rod is connected to retaining collar, and the side surface of second bolt rod is socketed with third bullet The both ends of spring, the third spring are fixedly connected on the left of the right side of 3rd sleeve and retaining collar respectively, and described first inserts The front of pin rod offers the first card slot that the second bolt rod of cooperation uses, and first card slot is located under the second bolt rod Side, the back side of second bolt rod offer the second card slot that the first bolt rod of cooperation uses.

Preferably, the outer surface of the upper retaining wall and lower retaining wall is coated with anti-decaying paint, and the insulating layer is rubber and plastic muff Pipe, the spherical shape in the top of the conflict block, the outer surface of the drainpipe is socketed with Insulating aluminium skin.

(3) beneficial effect

The present invention provides a kind of steam for zinc sulfate production to convey energy saving utilidor.Have following beneficial to effect Fruit:

(1), the steam conveying utilidor for being used for zinc sulfate production, passes through the setting and anti-corrosion of horizontal conveying pipe Layer, insulating layer, gutter, damp-proof layer, outer casing, upper retaining wall, lower retaining wall, drainpipe, demarcation plate, water storage room, drip chamber, first Sleeve, slide bar, positive stop strip, the first spring, second sleeve, piston block, apopore, drainage hole, L kelly, contradict bar, L motion bar, Floating ball, 3rd sleeve, the first bolt rod, second spring, conflict block, the second bolt rod, limited block, retaining collar, third spring, First card slot and the second card slot are used in conjunction with each other, and gutter are arranged in insulating layer, so that penetrating into the gas liquid of insulating layer Change, which forms moisture and is flowed into drainpipe, to be collected, and is avoided water from resting on insulating layer and is influenced heat insulation effect, is flowed into draining After water in pipe accumulates gradually, floating ball is made to increase using the buoyancy of water, so that floating ball drives L motion bar by connecting rope Rotation, then L motion bar is unclamped using the principle and other end L kelly of lever, and then the liquid in water storage room passes through water itself Pressure push away and move piston block to the right, liquid is just wandered into drip chamber from the water outlet of second sleeve and from drainage hole stream Out, the power to the conflict block of bottom is just cancelled when L motion bar rotates, and is transported upwards so that second spring just pushes the first bolt rod It is dynamic, when simultaneously piston block moves to the right, contradicts bar and unclamp power to the second bolt rod, first on the first bolt rod When sliding to the position of the second bolt rod on card slot, pushing away under the action of third spring moves the second bolt rod to the right, so that Second bolt rod is clamped the first bolt rod and limits, so that L motion bar is limited, after the water of water storage room discharges, the first spring Just pushing away moves piston block to the left and blocks apopore, while contradicting bar and pushing away moves the second bolt rod to the left, and unclamps Limit to the first bolt rod, then pushing away under the gravity of L motion bar keeps the first bolt rod downward, and L motion bar to L kelly into Row clamping, to exclude automatically to the ponding being flowed into drainpipe, avoids ponding from being deposited in insulating layer and reduces guarantor Temp effect is wrapped up insulating layer by outer casing and damp-proof layer, and vapor (steam) temperature is avoided to be lost through insulating layer, and extraneous temperature Degree influences to manage the temperature of interior steam, to play raising heat insulation effect, while smearing erosion resistant coating in the inner wall of horizontal conveying pipe, mentions The rotproofness of high-level delivery pipe, the service life for improving the standard high and heat preservation timeliness, and by dismantling nut for upper retaining wall It is separated with lower retaining wall and insulating layer is replaced, facilitate its care and maintenance.

Detailed description of the invention

Fig. 1 is schematic structural view of the invention；

Fig. 2 is the side profile schematic diagram of structure of the invention horizontal conveying pipe；

Fig. 3 is the enlarged diagram of A in structure of the invention Fig. 1；

Fig. 4 is the amplification partial cutaway schematic of B in structure of the invention Fig. 3；

Fig. 5 is the enlarged diagram of C in structure of the invention Fig. 4.

In figure: 1 horizontal conveying pipe, 2 erosion resistant coatings, 3 insulating layers, 4 gutters, 5 damp-proof layers, 6 outer casings, retaining wall, 62 on 61 Lower retaining wall, 7 drainpipes, 8 demarcation plates, 9 water storage rooms, 10 drip chambers, 11 first sleeves, 12 slide bars, 13 positive stop strips, 14 first bullets Spring, 15 second sleeves, 16 piston blocks, 17 apopores, 18 drainage holes, 19 L kellies, 20 contradict bars, 21 L motion bars, 22 floating balls, 23 3rd sleeves, 24 first bolt rods, 25 second springs, 26 conflict blocks, 27 second bolt rods, 28 limited blocks, 29 retaining collars, 30 third springs, 31 first card slots, 32 second card slots, 33 Insulating aluminium skins.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.

As shown in Figs. 1-5, the present invention provides a kind of technical solution: a kind of steam conveying energy conservation guarantor for zinc sulfate production Warm pipeline, including horizontal conveying pipe 1, the inner wall of horizontal conveying pipe 1 are coated with erosion resistant coating 2, by the setting of erosion resistant coating 2, play and mention The rotproofness of high-level delivery pipe 1, the service life for improving the standard high and heat preservation timeliness, the outer wall of horizontal conveying pipe 1 are socketed with Insulating layer 3, insulating layer 3 are rubber and plastic thermal insulation casing, and the bottom of insulating layer 3 offers gutter 4, and the outer surface of insulating layer 3 is arranged There is damp-proof layer 5, the outer surface of damp-proof layer 5 is arranged with outer casing 6, and outer casing 6 includes upper retaining wall 61 and lower retaining wall 62, upper retaining wall 61 It is fixedly connected between lower retaining wall 62 by nut, the outer surface of upper retaining wall 61 and lower retaining wall 62 is coated with anti-decaying paint, passes through painting Anti-decaying paint avoids retaining wall 61 and rainy retaining wall 62 from being corroded by water and air etc., and the bottom of lower retaining wall 62 is fixedly connected with draining Pipe 7, the outer surface of drainpipe 7 are socketed with Insulating aluminium skin 33, by the setting of Insulating aluminium skin 33, play and reduce temperature from drainpipe At 7 be lost, the bottom of gutter 4 inserted with drainage tube, the drainage tube sequentially pass through from top to bottom insulating layer 3, damp-proof layer 5 and under Retaining wall 62 and the inside for extending to drainpipe 7, the inner wall of drainpipe 7 are fixedly connected with demarcation plate 8, and the inner wall of drainpipe 7 passes through Demarcation plate 8 is separated into water storage room 9 and drip chamber 10, is fixedly connected with first sleeve 11, first set on the right side of 10 inner wall of drip chamber The left slide of cylinder 11 is fixedly connected with positive stop strip 13, the top of slide bar 12 at the top of 11 inner wall of first sleeve inserted with slide bar 12 Portion offers the groove that cooperation positive stop strip 13 uses, the right side that the right end of slide bar 12 passes through the first spring 14 and 10 inner wall of drip chamber It is fixedly connected, the right side of demarcation plate 8 is interspersed with second sleeve 15, and the outer surface of second sleeve 15 and the inner wall of demarcation plate 8 are fixed Connection, the left end of slide bar 12 are slidably inserted into the right side of second sleeve 15, and the left end of slide bar 12 is fixedly connected with piston block 16, piston The side surface of block 16 and the inner wall of second sleeve 15 are slidably connected, and the bottom of second sleeve 15 offers apopore 17, drip chamber The bottom of 10 inner walls offers drainage hole 18, and the left side of piston block 16 is fixedly connected with L kelly 19 and contradicts bar 20, L kelly 19 Left end be connected with L motion bar 21, the bottom fixing support rack of 9 inner wall of water storage room, in the back side of the support frame and L motion bar 21 Portion is flexibly connected, and the left end of L motion bar 21 is fixedly connected with floating ball 22 by connecting rope, and the bottom of 9 inner wall of water storage room is fixed to be connected It is connected to 3rd sleeve 23,3rd sleeve 23 is located at the left side of support frame, and the top slide of 3rd sleeve 23 is inserted with the first bolt The bottom of bar 24, the first bolt rod 24 is fixedly connected by second spring 25 with the bottom of 9 inner wall of water storage room, the first bolt rod 24 Top be fixedly connected with conflict block 26, the spherical shape in the top of conflict block 26, the top of conflict block 26 and the bottom of L motion bar 21 Portion contradicts connection, and the left slide of second sleeve 15 is inserted through the second bolt rod 27, and the left end of the second bolt rod 27 is fixedly connected There is limited block 28, the right end of the second bolt rod 27 and the left end for contradicting bar 20, which contradict, to be connected, and the side surface of the second bolt rod 27 is solid Surely it is socketed with retaining collar 29, the side surface of the second bolt rod 27 is socketed with third spring 30, the both ends difference of third spring 30 It is fixedly connected with the left side on the right side of 3rd sleeve 23 and retaining collar 29, the front of the first bolt rod 24 offers cooperation second The first card slot 31 that bolt rod 27 uses, the first card slot 31 are located at the lower section of the second bolt rod 27, the back side of the second bolt rod 27 Offer the second card slot 32 that the first bolt rod 24 of cooperation uses.

It is flowed into drainpipe 7 in use, by gutter 4 moisture will be formed after the gas liquefaction for penetrating into insulating layer 3 It is collected accumulation, makes floating ball 22 increase using the buoyancy of water, so that floating ball 22 drives L motion bar 21 by connecting rope Rotation, then L motion bar 21 is unclamped using the principle and other end L kelly 19 of lever, and then the liquid in water storage room 9 passes through water The pressure of itself, which pushes away, moves piston block 16 to the right, and liquid is just wandered into drip chamber 10 simultaneously from the water outlet of second sleeve 15 It is flowed out from drainage hole 18, the power to the conflict block 26 of bottom is just cancelled when L motion bar 21 rotates, so that second spring 25 just pushes away It send the first bolt rod 24 to move upwards, when simultaneously piston block 16 moves to the right, contradicts bar 20 and unclamp to the second bolt rod 27 power, when sliding to the position of the second bolt rod 27 on the first card slot 31 on the first bolt rod 24, in third spring 30 Pushing away under effect moves the second bolt rod 27 to the right, limits so that the second bolt rod 27 is clamped the first bolt rod 24, thus L motion bar 21 is limited, after the water of water storage room 9 discharges, the first spring 14, which just pushes away, makes piston block 16 move and block to the left Apopore 17, while contradicting bar 20 and pushing away moves the second bolt rod 27 to the left, and unclamps the limit to the first bolt rod 24, so Pushing away under the gravity of L motion bar 21 afterwards makes the first bolt rod 24 downwards, and L motion bar 21 is clamped L kelly 19, thus right The ponding being flowed into drainpipe 7 is excluded automatically, and ponding is avoided to be deposited in insulating layer 3 and reduce heat insulation effect, then plus On 7 surface of drainpipe be socketed Insulating aluminium skin 33, reduce the loss of temperature, wrapped insulating layer 3 by outer casing 6 and damp-proof layer 5 It wraps up in, avoids that vapor (steam) temperature is lost through insulating layer 3 and ambient temperature influences the temperature of the interior steam of pipe, to play raising Heat insulation effect, while erosion resistant coating 2 is smeared in the inner wall of horizontal conveying pipe 1, the rotproofness of delivery pipe of improving the standard 1 is improved the standard High service life and heat preservation timeliness, and upper retaining wall 61 and lower retaining wall 62 are separated by disassembly nut, insulating layer 3 is carried out Replacement, the content for facilitating its care and maintenance, while being not described in detail in this specification belong to this field professional technique people The prior art well known to member.

It can to sum up obtain, this is used for the steam conveying utilidor of zinc sulfate production, and the steam for being used for zinc sulfate production is defeated Send utilidor, by the setting of horizontal conveying pipe 1 and erosion resistant coating 2, insulating layer 3, gutter 4, damp-proof layer 5, outer casing 6, Upper retaining wall 61, lower retaining wall 62, drainpipe 7, demarcation plate 8, water storage room 9, drip chamber 10, first sleeve 11, slide bar 12, positive stop strip 13, the first spring 14, second sleeve 15, piston block 16, apopore 17, drainage hole 18, L kelly 19, conflict bar 20, L motion bar 21, floating ball 22,3rd sleeve 23, the first bolt rod 24, second spring 25, conflict block 26, the second bolt rod 27, limited block 28, Retaining collar 29, third spring 30, the first card slot 31 and the second card slot 32 are used in conjunction with each other, and in insulating layer 3 diversion are arranged Slot 4 avoids water from resting on guarantor so that the gas liquefaction formation moisture for penetrating into insulating layer 3 is flowed into drainpipe 7 and is collected Warm layer 3 and influence heat insulation effect, after the water being flowed into drainpipe 7 accumulates gradually, using the buoyancy of water make floating ball 22 rise, So that floating ball 22 drives L motion bar 21 to rotate by connecting rope, then L motion bar 21 utilizes the principle and the other end of lever L kelly 19 unclamps, and then the liquid in water storage room 9 is pushed away by the pressure of water itself moves piston block 16 to the right, and liquid is just It wanders from the water outlet of second sleeve 15 into drip chamber 10 and is flowed out from drainage hole 18, just cancelled when L motion bar 21 rotates To the power of the conflict block 26 of bottom, moved upwards so that second spring 25 just pushes the first bolt rod 24, simultaneously piston block 16 when moving to the right, contradicts bar 20 and unclamps power to the second bolt rod 27, when on the first card slot 31 on the first bolt rod 24 When sliding to the position of the second bolt rod 27, pushing away under the action of third spring 30 moves the second bolt rod 27 to the right, so that Second bolt rod 27 is clamped the first bolt rod 24 and limits, so that L motion bar 21 is limited, after the water of water storage room 9 discharges, the One spring 14, which just pushes away, to be moved piston block 16 to the left and blocks apopore 17, at the same contradict bar 20 push away make the second bolt rod 27 to Left side is mobile, and unclamps the limit to the first bolt rod 24, then pushed away under the gravity of L motion bar 21 make the first bolt rod 24 to Under, and L motion bar 21 is clamped L kelly 19, to exclude automatically to the ponding being flowed into drainpipe 7, avoids Ponding is deposited in insulating layer 3 and reduces heat insulation effect, wraps up insulating layer 3 by outer casing 6 and damp-proof layer 5, avoids steam Temperature is lost through insulating layer 3 and ambient temperature influences to manage the temperature of interior steam, to play raising heat insulation effect, together When horizontal conveying pipe 1 inner wall smear erosion resistant coating 2, the rotproofness of delivery pipe of improving the standard 1, high service life of improving the standard With heat preservation timeliness, and upper retaining wall 61 and lower retaining wall 62 are separated by disassembly nut, insulating layer 3 is replaced, facilitates its dimension Shield and maintenance.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that There is also other identical elements in process, method, article or equipment including the element.

It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (2)

1. a kind of steam for zinc sulfate production conveys energy saving utilidor, including horizontal conveying pipe (1), it is characterised in that: The inner wall of the horizontal conveying pipe (1) is coated with erosion resistant coating (2), and the outer wall of the horizontal conveying pipe (1) is socketed with insulating layer (3), The bottom of the insulating layer (3) offers gutter (4), and the outer surface of the insulating layer (3) is arranged with damp-proof layer (5), described The outer surface of damp-proof layer (5) is arranged with outer casing (6), and the outer casing (6) includes upper retaining wall (61) and lower retaining wall (62), described It is fixedly connected between upper retaining wall (61) and lower retaining wall (62) by nut, the bottom of the lower retaining wall (62) is fixedly connected with draining It manages (7), inserted with drainage tube, which sequentially passes through insulating layer (3), moisture-proof from top to bottom for the bottom of the gutter (4) Layer (5) and lower retaining wall (62) and the inside for extending to drainpipe (7), the inner wall of the drainpipe (7) are fixedly connected with demarcation plate (8), the inner wall of the drainpipe (7) is separated into water storage room (9) and drip chamber (10), the drip chamber by demarcation plate (8) (10) it is fixedly connected on the right side of inner wall first sleeve (11), the left slide of the first sleeve (11) is inserted with slide bar (12), it is fixedly connected with positive stop strip (13) at the top of first sleeve (11) inner wall, is offered at the top of the slide bar (12) The right end of the groove that cooperation positive stop strip (13) uses, the slide bar (12) passes through the first spring (14) and drip chamber (10) inner wall Right side is fixedly connected, and is interspersed with second sleeve (15) on the right side of the demarcation plate (8), the outer surface of the second sleeve (15) with The inner wall of demarcation plate (8) is fixedly connected, and the left end of the slide bar (12) is slidably inserted into the right side of second sleeve (15), the slide bar (12) left end is fixedly connected with piston block (16), and the side surface of the piston block (16) and the inner wall of second sleeve (15) slide Connection, the bottom of the second sleeve (15) offer apopore (17), and the bottom of drip chamber (10) inner wall offers row Water hole (18) is fixedly connected with L kelly (19) on the left of the piston block (16) and contradicts bar (20), the L kelly (19) Left end is connected with L motion bar (21), the bottom fixing support rack of water storage room (9) inner wall, the back side of the support frame and L activity It is flexibly connected in the middle part of bar (21), the left end of the L motion bar (21) is fixedly connected with floating ball (22), the water storage by connecting rope The bottom of room (9) inner wall is fixedly connected with 3rd sleeve (23), and the 3rd sleeve (23) is located at the left side of support frame, and described The top slide of three sleeves (23) passes through second spring inserted with the first bolt rod (24), the bottom of first bolt rod (24) (25) it is fixedly connected with the bottom of water storage room (9) inner wall, is fixedly connected with conflict block at the top of first bolt rod (24) (26), the bottom at the top Yu L motion bar (21) of the conflict block (26) contradicts connection, and the left side of the second sleeve (15) is sliding Dynamic to be inserted through the second bolt rod (27), the left end of second bolt rod (27) is fixedly connected with limited block (28), and described second The right end of bolt rod (27) and the left end for contradicting bar (20), which contradict, to be connected, and the side surface of second bolt rod (27) is fixedly attached Have retaining collar (29), the side surface of second bolt rod (27) is socketed with third spring (30), the third spring (30) Both ends be fixedly connected respectively on the left of the right side of 3rd sleeve (23) and retaining collar (29), first bolt rod (24) Front offer cooperation the second bolt rod (27) first card slot (31) for using, first card slot (31) is located at the second bolt The lower section of bar (27), the back side of second bolt rod (27) offer the second card slot that cooperation the first bolt rod (24) uses (32)。

2. a kind of steam for zinc sulfate production according to claim 1 conveys energy saving utilidor, it is characterised in that: The outer surface of the upper retaining wall (61) and lower retaining wall (62) is coated with anti-decaying paint, and the insulating layer (3) is rubber and plastic thermal insulation casing, institute The spherical shape in top of conflict block (26) is stated, the outer surface of the drainpipe (7) is socketed with Insulating aluminium skin (33).