CN211425013U

CN211425013U - Heat recovery unit is used in production of PVC tubular product

Info

Publication number: CN211425013U
Application number: CN201922148276.5U
Authority: CN
Inventors: 段疆; 卢凯; 蔡永刚; 王振
Original assignee: Gansu Yuanda Water Saving Co ltd
Current assignee: Gansu Yuanda Water Saving Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-09-04
Anticipated expiration: 2029-12-04

Abstract

The utility model relates to a PVC tubular product production facility technical field discloses a PVC is heat recovery unit for tubular product production, including the collection box, the inside mid-mounting of collection box has the filter, and a plurality of filtration pore has evenly been arranged at the filter middle part, collection box upper end mid-mounting has the case of giving vent to anger, and the case internally mounted that gives vent to anger has the rotation axis, and the rotation axis lower extreme passes the collection box top and is connected with the collection can lid, and collection can lid inside with establish the cavity inside the rotation axis and communicate with each other, is located the rotation axis outer wall middle part inside the collection box and is equipped with the inlet port, and the inlet port has the bleed case through intake-tube connection, and. The utility model discloses, realized effectively concentrating the recovery to the inside heat energy of PVC tubular product production facility, simultaneously with the cooperation of drawing gas case, realize the energy supply once more toward PVC tubular product production facility to heat energy, the practicality is strong, and the reliability is high, and just whole recovery unit only has a power source, and the device cost further reduces.

Description

Heat recovery unit is used in production of PVC tubular product

Technical Field

The utility model relates to a PVC tubular product production facility technical field specifically is a heat recovery unit is used in PVC tubular product production.

Background

As is well known, the PVC pipe production process needs to be heated and dried, the redundant heat is generally directly discharged, the energy-saving and environment-friendly waste heat recycling device for PVC pipe production is an auxiliary device for recycling the heat generated in the PVC pipe production process, and the energy-saving and environment-friendly waste heat recycling device is widely used in the fields of PVC pipe production and processing and energy conservation and environmental protection.

Current PVC tubular product production is with energy-concerving and environment-protective type waste heat cycle recovery unit includes oven, air exhauster and heat transfer case, and the inside of oven is provided with the stoving chamber, and the inside of heat transfer case is provided with the working chamber to at the internally mounted of working chamber has the heat exchanger, the top of heat transfer case be provided with the blast pipe of heat exchanger intercommunication, the input and the oven intercommunication of air exhauster, the output of air exhauster stretch into to the working chamber in and communicate with the heat exchanger.

Chinese patent (publication number: CN 209063364U) discloses an energy-saving and environment-friendly waste heat recycling device for PVC color film production, which comprises an oven and an exhaust fan, wherein a drying cavity is arranged in the oven, and the input end of the exhaust fan is communicated with the oven; still including adsorbing case, backup pad, net frame, go up pivot, cross support frame and lower pivot, the inside of adsorbing the case is provided with the working chamber to be provided with mounting groove and lower mounting groove on the interior roof of working chamber and interior diapire respectively, it is relative from top to bottom with lower mounting groove to go up mounting groove and lower mounting groove in respectively fixed mounting have last ball bearing and lower ball bearing, though the device realizes the recovery to heat energy to a certain extent, but in the actual recovery unit, can not carry out effectual circulation to heat energy and retrieve, and heat energy can not concentrate the recovery, consequently, needs further improvement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat recovery unit is used in production of PVC tubular product to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a PVC is heat recovery unit for tubular product production, includes the collection box, the inside mid-mounting of collection box has the filter, and a plurality of filtration pore has evenly been arranged at the filter middle part, collection box upper end mid-mounting has a case of giving vent to anger, and the case internally mounted that gives vent to anger has the rotation axis, and the rotation axis lower extreme passes the collection box top and is connected with the collection and can cover, and collection can cover inside and establish the cavity inside the rotation axis and communicate with each other, and the rotation axis outer wall middle part that is located the collection box inside is equipped with the inlet port, and the inlet port has the bleed case through intake.

As a further aspect of the present invention: the rotation axis lower extreme middle part is connected with the axis of rotation through the gear train, and the axis of rotation mid-mounting has the crank, and the crank middle part is connected with the piston rod through the sliding sleeve, and the piston rod upper end articulates there is the piston board of establishing in leading inside the case.

As a further aspect of the present invention: and one-way valves are arranged in the middle parts of the air inlet pipe and the air outlet pipe.

As a further aspect of the present invention: the upper end of the rotating shaft penetrates through the top end of the air entraining box and is connected with a rotating motor.

As a further aspect of the present invention: and an annular groove matched with the energy collecting cover is formed in the middle of the inner wall of the air entraining box.

As a further aspect of the present invention: and a filter cartridge is arranged in the air outlet box positioned outside the rotating shaft.

As a further aspect of the present invention: the lower end of the energy collecting cover is uniformly provided with a plurality of air suction nozzles.

As a further aspect of the present invention: the air inlet hole is communicated with the cavity.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a heat recovery unit is used in PVC tubular product production, rational in infrastructure, the modern design, through the collection that is equipped with can cover and give vent to anger mutually supporting between the case, realized the effective concentrated recovery to the inside heat energy of PVC tubular product production facility, simultaneously with the cooperation of drawing the gas case, realize the energy supply once more toward PVC tubular product production facility to heat energy, the practicality is strong, the reliability is high, and whole recovery unit only has a power source, and the device cost further reduces.

Drawings

Fig. 1 is a schematic structural diagram of a heat energy recovery device for producing a PVC pipe.

Fig. 2 is a schematic structural diagram of a gas return box in the heat energy recovery device for producing the PVC pipe.

Fig. 3 is a schematic structural view of an energy collecting cover in the heat energy recovery device for producing the PVC pipe.

In the figure: 1-recovery box, 2-air nozzle, 3-filter plate, 4-energy collecting cover, 5-gear set, 6-rotating shaft, 7-air outlet box, 8-rotating motor, 9-air inlet pipe, 10-air leading box, 11-piston plate, 12-piston rod, 13-sliding sleeve, 14-crank, 15-cavity, 16-air inlet hole, 17-filter cartridge, 18-air suction nozzle, 19-annular groove, 20-air outlet pipe and 21-rotating shaft.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example 1

Referring to fig. 1-3, in the embodiment of the present invention, a heat energy recovery device for PVC pipe production comprises a recovery box 1, a filter plate 3 is installed in the middle of the interior of the recovery box 1, a plurality of filter holes are evenly arranged in the middle of the filter plate 3 for primarily filtering the gas sucked into an energy collecting cover 4, an air outlet box 7 is installed in the middle of the upper end of the recovery box 1, a rotating shaft 6 is installed in the air outlet box 7, a filter cartridge 17 is installed in the middle of the air outlet box 7 located outside the rotating shaft 6 for filtering the air entering into the air entraining box 10 again to remove the particle impurities carried in the hot air, the upper end of the rotating shaft 6 is connected with a rotating motor 8 through the top end of the air entraining box 10 for driving the rotating shaft 6 to rotate, the middle of the lower end of the rotating shaft 6 is connected with a rotating shaft 21 through a gear set 5, the middle part of the crank 14 is connected with a piston rod 12 through a sliding sleeve 13, the upper end of the piston rod 12 is hinged with a piston plate 11 arranged in the air inducing box 10, the lower end of the rotating shaft 6 penetrates through the top end of the recycling box 1 and is connected with an energy collecting cover 4, the lower end of the energy collecting cover 4 is uniformly provided with a plurality of air suction nozzles 18, used for carrying out concentrated absorption on hot air, the inside of the energy collecting cover 4 is communicated with a cavity 15 arranged inside the rotating shaft 6 to ensure the circulation of the hot air, an air inlet 16 is arranged in the middle of the outer wall of the rotating shaft 6 positioned inside the recycling box 1, used for the inlet of hot air into the air outlet box 7, the air inlet hole 16 is communicated with the cavity 15, the air inlet hole 16 is connected with the air guiding box 10 through the air inlet pipe 9, the air inlet pipe 9 is equipped with the check valve with outlet duct 20 middle part, ensures the one-way circulation of air, and the air guide box 10 is connected with the air nozzle 2 of establishing in collection box 1 inside through outlet duct 20 to carry out work in leading-in the collection box 1 with hot-air once more.

Example 2

The utility model discloses an in another embodiment, this embodiment lies in with the difference of above-mentioned embodiment, air box 10 inner wall middle part is equipped with can cover 4 the ring channel 19 of mutually supporting with the collection for the rotation that can cover 4 to the collection carries out spacing direction, avoids the collection to cover 4 and takes place to rock at rotatory in-process, has further increased the reliability of whole device.

The utility model discloses, in operation, start rotating electrical machines 8, rotating electrical machines 8 drives rotation axis 6 and rotates, on the one hand make collection can cover 4 rotate, simultaneously pass through the suction nozzle 18 with the hot-air in the collection box 7 and lead-in to the inside cavity 15 of rotation axis 6 in, on the other hand passes through the rotation of gear train 5, make axis of rotation 21 rotatory, then under crank 14 and sliding sleeve 13's effect, make piston rod 12 drive piston plate 11 reciprocate along the inside of induced air case 10, make hot-air get into induced air case 10 in, then spout in air nozzle 2 under outlet duct 20 effects, realize heat energy reuse, whole process operation is simple, and is fast and convenient. The utility model discloses, rational in infrastructure, the modern design through the collection that is equipped with can cover 4 and give vent to anger mutually supporting between the case 7, has realized effectively concentrating the recovery to the inside heat energy of PVC tubular product production facility, simultaneously with the cooperation of drawing gas case 10, realizes the energy supply once more toward PVC tubular product production facility to heat energy, and the practicality is strong, and the reliability is high, and just whole recovery unit only has a power source, and the device cost further reduces.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A heat energy recovery device for PVC pipe production comprises a recovery box (1), a filter plate (3) is arranged in the middle of the interior of the recovery box (1), a plurality of filter holes are uniformly distributed in the middle of the filter plate (3), the device is characterized in that an air outlet box (7) is mounted in the middle of the upper end of a recovery box (1), a rotating shaft (6) is mounted inside the air outlet box (7), the lower end of the rotating shaft (6) penetrates through the top end of the recovery box (1) and is connected with an energy collecting cover (4), the energy collecting cover (4) is communicated with a cavity (15) formed inside the rotating shaft (6), an air inlet hole (16) is formed in the middle of the outer wall of the rotating shaft (6) located inside the recovery box (1), the air inlet hole (16) is connected with an air guiding box (10) through an air inlet pipe (9), and the air guiding box (10) is connected with an air nozzle (2) formed inside the recovery box (1).

2. The heat energy recovery device for PVC pipe production according to claim 1, wherein the middle of the lower end of the rotating shaft (6) is connected with a rotating shaft (21) through a gear set (5), the middle of the rotating shaft (21) is provided with a crank (14), the middle of the crank (14) is connected with a piston rod (12) through a sliding sleeve (13), and the upper end of the piston rod (12) is hinged with a piston plate (11) arranged inside the air guide box (10).

3. The heat energy recovery device for PVC pipe production according to claim 1, wherein a one-way valve is arranged in the middle of the air inlet pipe (9) and the air outlet pipe (20).

4. The heat energy recovery device for PVC pipe production according to claim 1, wherein the upper end of the rotating shaft (6) passes through the top end of the air guide box (10) and is connected with a rotating motor (8).

5. The heat energy recovery device for PVC pipe production according to claim 1 or 4, wherein the middle part of the inner wall of the air guide box (10) is provided with an annular groove (19) which is matched with the energy collecting cover (4).

6. The heat energy recovery device for PVC pipe production according to claim 4, wherein the filter cartridge (17) is installed in the middle of the gas outlet box (7) located outside the rotating shaft (6).

7. The heat energy recovery device for PVC pipe production according to claim 1, wherein the lower end of the energy collecting cover (4) is uniformly provided with a plurality of suction nozzles (18).

8. The heat energy recovery device for PVC pipe production according to claim 5, wherein the air inlet holes (16) are communicated with the cavity (15).