CN213044989U - Blanching unit of roast duck production line - Google Patents

Abstract

The utility model relates to a blanching unit of a duck roasting production line, the production line sequentially comprises a blanching unit, a honey hanging unit, a drying unit, a roasting unit, a cooling unit and a packaging unit, and duck embryos are hung by a hanging device and move along with chains on guide rails; the blanching unit comprises a hollow box body and spray pipes symmetrically arranged inside the box body, and the spray pipes are respectively arranged on the top and the side wall of the box body. The utility model has the advantages of more water conservation when guaranteeing evenly to float boiling hot.

Description

Blanching unit of roast duck production line

Technical Field

The utility model belongs to the technical field of food production line's technique and specifically relates to a roast duck production line float boiling hot unit is related to.

Background

At present, the batch production of food such as roast duck, roast chicken is gone on the production line, need let duck embryo through a series of processes such as blanching, hang honey, stoving, toast, cooling, at this in-process, a great deal of duck embryo hangs on the chain of production line through linkage, drives chain circulation removal on the production line through the motor, drives duck embryo through different equipment to carry out different manufacturing procedure.

The existing duck roasting production line is usually filled with a large amount of hot water in a tank when blanching, then utilizes a simple lifting hook to hang duck embryos, and blanching is carried out on the duck embryos along with the whole duck embryo immersed in water in the chain transmission process, so that a large amount of hot water is required to be continuously prepared, and the waste of water resources is easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a roast duck production line float boiling hot unit, it has degree of automation height, can let roast duck thermally equivalent and float the advantage that the boiling hot process is more water-saving.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a roast duck production line float boiling hot unit which characterized in that: the production line sequentially comprises a blanching unit, a honey hanging unit, a drying unit, a baking unit, a cooling unit and a packaging unit, and the duck embryos are hung by a hanging device and move along with chains on guide rails; the blanching unit comprises a hollow box body and spray pipes symmetrically arranged inside the box body, and the spray pipes are respectively arranged on the top and the side wall of the box body.

Through adopting above-mentioned technical scheme, the duck embryo is along with chain drive from the inside process of box, and the spout of shower all faces the position that the duck embryo passed through. When the duck embryo passes through, the hot water sprayed by the spray pipe is used for blanching the duck embryo, so that the skin of the roast duck can be quickly tightened up, and the taste of the roast duck is more chewy. Compare and let the whole water of duck embryo float boiling hot in prior art, the fountain floats boiling hot and is guaranteeing to float boiling hot the time water conservation more evenly.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the hanging device comprises a connecting rod and a suspension, the connecting rod is fixed with a chain, the suspension is connected with the connecting rod in a hanging mode, a clamping ring is arranged at the tail end of the lower portion of the connecting rod, the suspension comprises a first lifting hook connected with the clamping ring at the tail end of the connecting rod and a horizontal suspension rod fixedly connected to the lower end of the first lifting hook, two ends of the horizontal suspension rod are symmetrically arranged relative to the center of the first lifting hook, the clamping ring is arranged at two ends of the horizontal suspension rod, and a lifting appliance used for hanging duck embryos is.

Through adopting above-mentioned technical scheme, the horizontal hanging rod of suspension sets up about first lifting hook central symmetry, and the duck embryo is located the both ends of horizontal hanging rod, not only can process two duck embryos simultaneously through a linkage, has improved efficiency, guarantees moreover that the duck embryo keeps away from under the chain to further reduce the greasy dirt of drippage downwards on the chain and remain and fall on the duck embryo, guarantee the health of duck embryo.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the lifting appliance comprises a hook with the upper end hooked with the snap ring, a middle vertical rod and a second lifting hook arranged at the lower end of the vertical rod, and a hollow vent pipe is integrally fixed on the side wall of the vertical rod.

Through adopting above-mentioned technical scheme, when the duck embryo hangs on the second lifting hook, the inside intercommunication of duck chamber of breather pipe and duck embryo can effectually ventilate duck intracavity portion from the outside, lets the duck embryo when drying and toasting, and steam can get into the duck chamber by the breather pipe to improve the degree of duck intracavity circulation of air, let the inside in duck chamber can the thermally equivalent, it is ripe all to bake inside and outside the duck embryo more easily. When spraying honey, the honey can enter the duck cavity from the ventilation pipe, and can be uniformly sprayed inside the duck embryo, so that the taste inside and outside the duck embryo can be kept consistent.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the drying unit comprises a dryer, a heating pipe is arranged in the dryer, steam is introduced into the heating pipe, and a drain pipe is arranged in the bottom of the dryer.

Through adopting above-mentioned technical scheme, steam that lets in the heating tube carries out heat-conduction to the air in the drying-machine, heat the drying-machine air uniformly, keep at 60 ℃ to 80 ℃, then the hot-air conducts heat to the duck embryo that gets into in the drying-machine, compare among the prior art with the air heater directly blow the hot-blast to duck embryo surface, utilize the air to carry out heat-conducting mode and can make honey dewater coagulation on the duck embryo more easily, and can directly blow off honey from the duck embryo, thereby let honey permeate the duck embryo epidermis more uniformly, it is more even to be absorbed.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the heating pipe comprises a plurality of fin blades, and steam is introduced into the fin blades.

The utility model discloses further set up to: the heating pipe comprises a plurality of fin blades, and steam is introduced into the fin blades.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the connecting rod includes first vertical section, first vertical section upper end is connected with the chain, first vertical section lower extreme perpendicular to chain length direction is buckled and is equipped with first horizontal segment, the one end that first vertical section was kept away from to first horizontal segment is buckled downwards and is equipped with the vertical section of second, one section of buckling that first horizontal segment was kept away from to the vertical section of second is equipped with the second horizontal segment, first horizontal segment, the vertical section of second, second horizontal segment constitute the U-shaped part of connecting rod, linkage still includes the dirty dish that connects that sets up under the guide rail, it is inboard that the dirty dish that connects is located the U-shaped part of connecting rod, just it is upwards to connect dirty dish opening, connects dirty dish to be provided with the baffle of perk upwards along guide rail length direction's both sides limit.

Through adopting above-mentioned technical scheme, the chain long-term operation in-process can be difficult to avoid having attached to pollutants such as the greasy dirt of lubricating oil to the greasy dirt remains and can drop downwards, connects dirty dish to remain and the greasy dirt of drippage to the dregs of fat that drops and accept the collection, reduces the greasy dirt and remains on the duck embryo of drippage in the below and cause the pollution.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the one end that first vertical section was kept away from to first horizontal segment is equipped with the fender oil subassembly, the fender oil subassembly includes the oil scraper ring, the oil scraper ring is located between two baffles and has the round around first horizontal segment ring, the oil scraper ring and the outside butt of first horizontal segment.

Through adopting above-mentioned technical scheme, pollutants such as greasy dirt that the chain long-term operation in-process is stored up can follow the connecting rod and flow downwards to can lead to the roast duck of hook on the hoist to be polluted, when the greasy dirt etc. flows along first horizontal segment with the help of keeping off the oil subassembly, the greasy dirt is blocked when flowing to the oil scraper ring, thereby reduces the contaminated possibility of roast duck.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the oil baffle assembly further comprises a reducing ring, one end of the reducing ring is fixedly connected with the lower end of the oil baffle ring, the diameter of the other end of the reducing ring is gradually increased along the direction far away from the oil baffle ring, and the inner side of the reducing ring is made to form a slope.

Through adopting above-mentioned technical scheme, when greasy dirt etc. flow to oil slinger department along first horizontal segment, the slope with the help of the reducing ring flows downwards to make greasy dirt etc. flow to connect in the dirty dish, further reduce the possibility that greasy dirt etc. flow to roast duck.

To sum up, the utility model discloses a beneficial technological effect does:

1. the production line has the advantage of high automation, and the whole processes of blanching, honey hanging, drying, baking and cooling are automatically completed except manual packaging, so that the efficiency of producing the roast ducks is greatly improved;

2. the duck embryos are positioned at two ends of the horizontal suspension rod, so that not only can two duck embryos be processed through one suspension device, the efficiency is improved, but also the duck embryos are ensured to be far away from the position under the chain, so that oil stain residues dropping downwards on the chain are further reduced to fall on the duck embryos, the sanitation of the duck embryos is ensured, the dropped oil stain residues are collected by the dirt collecting disc, and the pollution caused by the oil stain dropping on the duck embryos below is reduced;

3. when oil stains and the like flow to the oil retainer along the first horizontal section, the oil stains and the like flow downwards through the slope of the reducing ring, so that the oil stains and the like flow into the stain receiving plate, and the possibility that the oil stains and the like flow onto the roast duck is further reduced.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a suspension arrangement embodying the present invention;

fig. 3 is a schematic view of a spreader structure according to the present invention;

FIG. 4 is an exploded view of the oil deflector assembly of the present invention;

FIG. 5 is an exploded view of FIG. 4 at A showing an oil barrier ring configuration;

FIG. 6 is an exploded view of FIG. 4 at B showing the shape of the reducing ring;

FIG. 7 is a schematic view of the blanching unit structure embodied in the present invention;

fig. 8 is a schematic view showing a structure of a dryer according to the present invention;

fig. 9 is a schematic view of a fin structure according to the present invention;

FIG. 10 is a schematic view of an oven embodying the present invention;

FIG. 11 is a schematic view of an oil collection tube structure according to the present invention;

FIG. 12 is a schematic view of the internal and external spray devices according to the present invention;

fig. 13 is a schematic view of the cooling unit structure according to the present invention.

In the figure, 1, a blanching unit; 11. a box body; 12. a shower pipe; 121. a spout; 2. a honey hanging unit; 3. a drying unit; 31. a dryer; 311. heating a tube; 3111. wing leaves; 312. a drain pipe; 4. a baking unit; 41. an oven; 411. an oil collecting pipe; 412. a valve; 42. a receiving frame; 421. an oil collecting hole; 43. a combustion chamber; 44. a burner; 45. an internal and external spray device; 451. a water pump; 452. a water tank; 453. a water pipe; 454. a water spray pipe; 5. a cooling unit; 51. a fan; 6. a packaging unit; 7. a chain; 8. a guide rail; 9. a suspension device; 91. a connecting rod; 911. a first vertical section; 912. a second vertical section; 913. a first horizontal segment; 9131. a bump; 914. a second horizontal segment; 92. a suspension; 921. a first hook; 922. a horizontal suspension rod; 93. a snap ring; 94. a spreader; 941. hooking; 942. a vertical rod; 943. a second hook; 944. a breather pipe; 95. a sewage receiving disc; 951. a baffle plate; 96. an oil baffle assembly; 961. an oil slinger; 9611. a fixing sheet; 9612. a groove; 962. a reducing ring; 9621. a slope surface; 963. an elastic pad; 964. a bolt member.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a roast duck production line float boiling hot unit, including floating boiling hot unit 1, hanging sweet unit 2, stoving unit 3, toast unit 4, cooling unit 5 and packing unit 6. The duck embryo is hung on the chain 7 through the hanging device 9, and the chain 7 rotates under the drive of the motor to drive the duck embryo to move on the production line, and the duck embryo is processed in sequence through the units.

As shown in fig. 2, the chain 7 is disposed in the guide rail 8, the plurality of suspension devices 9 are fixed on the chain 7, each suspension device 9 includes a connecting rod 91 directly fixed to the chain 7 and a suspension 92 hooked to the connecting rod 91, and a snap ring 93 is disposed at a lower end of the connecting rod 91.

The connecting rod 91 comprises a vertical first vertical section 911, the upper end of the first vertical section 911 is fixed with the chain 7, and the lower end of the first vertical section 911 is fixed with a first horizontal section 913 along the direction perpendicular to the length direction of the chain 7. One end of the first horizontal segment 913, which is far away from the first vertical segment 911, is bent downward and vertically to be fixed with a second vertical segment 912, the lower end of the second vertical segment 912 is vertically fixed with a second horizontal segment 914, and the second horizontal segment 914 is parallel to the first horizontal segment 913. And second horizontal segment 914, second vertical segment 912, first horizontal segment 913 together form a U-shaped portion of connector rail 91.

The suspension 92 includes the horizontal suspension pole 922 with the first lifting hook 921 of the terminal articulated of connecting rod 91 and rigid coupling at first lifting hook 921 lower extreme, and horizontal suspension pole 922 both ends set up about first lifting hook 921 central symmetry, and horizontal suspension pole 922 both ends are equipped with the snap ring 93 equally, all hang on the snap ring 93 and have connect the hoist 94 that is used for hanging the duck embryo.

The two ends of horizontal suspension bar 922 are located to hoist 94 with hook duck embryo, not only can process two duck embryos simultaneously through a linkage 9, has improved efficiency, guarantees moreover that duck embryo keeps away from under chain 7 to reduce the greasy dirt residue that drips down on chain 7 and fall on duck embryo, guarantee duck embryo's health.

As shown in fig. 3, hoist 94 includes the couple 941 that upper end and snap ring 93 articulate, the second lifting hook 943 that middle montant 942 and montant 942 lower extreme set up, be fixed with one section hollow breather pipe 944 in montant 942 lateral wall an organic whole, when the duck embryo hangs on second lifting hook 943, breather pipe 944 communicates with the duck intracavity portion of duck embryo, can effectually ventilate duck intracavity portion from the outside, let the duck embryo when drying and toasting, steam can get into the duck chamber by breather pipe 944, thereby improve the degree of duck intracavity circulation of air, let the inside in duck chamber can the thermally equivalent, it is all ripe with the roast duck embryo more easily inside and outside. In addition, when spraying honey, the honey can conveniently enter the duck cavity from the vent pipe, and the honey can be uniformly sprayed inside the duck embryo, so that the taste inside and outside the duck embryo can be kept consistent.

As shown in fig. 2, the suspension device 9 further includes a dirt collecting tray 95, the dirt collecting tray 95 is disposed right below the guide rail 8 and located inside the U-shaped portion of the connecting rod 91, and two side edges of the dirt collecting tray 95 are disposed as baffle plates 951 tilted upward. The chain 7 long-term operation in-process can be attached to the pollutant such as the greasy dirt of lubricating oil unavoidably to the greasy dirt remains and can drop downwards, connects the greasy dirt that dirty dish 95 can drop to remain and accepts the collection, reduces the greasy dirt and remains the drip and cause the possibility of polluting on the duck embryo of below.

As shown in fig. 4 and 5, an oil blocking assembly 96 is disposed at an end of the first horizontal segment 913 close to the second vertical segment 912, and the oil blocking assembly 96 is located between the two baffles 951. The slinger assembly 96 includes a slinger 961, and the slinger 961 is composed of two half rings. The first horizontal segment 913 is inserted into the oil slinger 961, and when oil stains and the like flow from the chain 7 (see fig. 2) to the first horizontal segment 913, the oil slinger 961 damps the oil stains and the like, thereby reducing the possibility of the roast duck being contaminated. An elastic pad 963 is fixed between the oil slinger 961 and the first horizontal segment 913, and the oil slinger 961 and the first horizontal segment 913 are sealed by the elastic pad 963, so that the possibility of oil stains and the like flowing out from a gap between the oil slinger 961 and the first horizontal segment 913 is reduced.

As shown in fig. 4 and 6, a reducing ring 962 extends and is fixed to one side of the oil slinger 961 away from the second vertical segment 912, the reducing ring 962 is composed of two reducing half rings, and the inner diameter of the reducing ring 962 gradually increases along one end away from the oil slinger 961, so that a slope 9621 is formed on the inner side of the reducing ring 962. When oil stains and the like flow to the oil slinger 961, the oil stains and the like flow downwards into the sewage receiving disc 95 along the slope 9621, so that the oil stains and the like are not easy to flow to the second vertical section 912, and the sanitation of the roast duck is further ensured.

As shown in fig. 4 and 6, the oil blocking assembly 96 is detachably connected to the first horizontal section 913, two protrusions 9131 are fixed to the first horizontal section 913 at equal intervals in the circumferential direction, a concave groove 9612 is recessed at the abutting position of the two half rings of the oil blocking ring 961 and the first horizontal section 913, the size and shape of the concave groove 9612 are matched with the protrusions 9131, and the oil blocking assembly 96 is positioned by the aid of the protrusions 9131 and the concave groove 9612.

As shown in fig. 5 and 6, a set of fixing pieces 9611 is fixed to the contact portions of the two ring halves of the oil slinger 961, and when the oil slinger assembly 96 (see fig. 4) is installed, a bolt piece 964 is provided to penetrate through each of the two sets of fixing pieces 9611, and the two ring halves are fixed by the bolt pieces 964.

As shown in fig. 4, since the oil stain flows to the side of the oil deflector ring 961 close to the stain-receiving plate 95 along the first horizontal segment 913, and is continuously adhered and accumulated, at this time, the oil deflector assembly 96 can be detached for cleaning, thereby ensuring the sanitation of the duck roasting production line.

As shown in fig. 1 and 7, the suspended duck embryo firstly enters the blanching unit 1 for blanching, the blanching unit 1 comprises a hollow box body 11, two groups of four spraying pipes 12 are arranged inside the box body 11, a group of symmetry is arranged at the top of the box body 11, a group of symmetry is arranged on the side wall of the box body 11, a row of nozzles 121 are uniformly arranged on the spraying pipes 12, a guide rail 8 is positioned at the top of the box body 11, the duck embryo passes through the inside of the box body 11 along with the transmission of a chain 7, and the nozzles 121 of the spraying pipes 12 all face the position where the duck embryo passes through. When the duck embryo passes through, the hot water sprayed by the spray pipe 12 is used for blanching the duck embryo, so that the skin of the roast duck can be quickly tightened, and the taste of the roast duck is more chewy.

The duck embryo that floats after scalding gets into and hangs honey unit 2, hangs honey unit 2 and is used for paining honey to the duck embryo surface, hangs honey unit 2's structure and floats and scald unit 1 the same, and it is the honey that modulates only to hang honey unit 2's shower 12 towards duck embryo spun.

As shown in fig. 1 and 8, the duck embryo with the honey coated thereon is transferred into a drying unit 3, and the honey on the surface of the duck embryo is dried before roasting.

The drying is carried out in the dryer 31, the production line is provided with the heating pipe 311 in the dryer 31, as shown in fig. 9, the heating pipe 311 comprises a plurality of wing leaves 3111, so that the surface area is increased, steam is introduced into the wing leaves 3111 for heating, the wing leaves 3111 are used for conducting heat conduction on the air in the dryer 31, the air in the dryer 31 is uniformly heated and kept at 60 ℃ to 80 ℃, and then the hot air conducts heat on the duck embryos entering the dryer 31.

A drain pipe 312 is provided in the bottom of the dryer 31, which is convenient for draining water generated after steam condensation during drying, so that workers can clean the dryer 31 more conveniently.

After drying, the duck embryo is transferred to a roasting unit 4 for roasting, as shown in fig. 10. The baking unit 4 comprises the whole oven 41, a section of guide rail 8 which inclines upwards is arranged before entering the oven 41, an inclined bearing frame 42 is correspondingly arranged below the guide rail 8, an oil collecting hole 421 is formed in the bottom of the bearing frame 42, before entering the oven 41, oil and moisture dropped in the conveying process of the duck embryo can be borne by the bearing frame 42 and flow into the oil collecting hole 421, a container is arranged below the oil collecting hole 421 for collection, and the workshop environment is prevented from being polluted by the oil.

As shown in fig. 11 and 12, the bottom of the oven 41 is also provided with a plurality of oil collecting pipes 411, the oil collecting pipes 411 are provided with valves 412, when the duck embryos enter the oven 41 for high-temperature baking, grease is generated on the surface of the duck embryos due to high temperature and drops downwards, the grease flows out of the oven 41 through the oil collecting pipes 411 and is recovered through corresponding recovery buckets below the oil collecting pipes 411, so that the inside of the oven 41 is kept clean and tidy.

The natural gas is adopted as a heat source in the oven 41, the combustion chamber 43 is communicated below the oven 41, the natural gas is introduced into the combustion chamber 43, the combustion chamber 43 is connected with the combustor 44, hot gas generated by combustion of the natural gas in the combustion chamber 43 is used for baking duck embryos in the oven 41, and the problems that the surfaces of the duck embryos are heated unevenly and are easy to scorch due to the fact that flames directly bake the surfaces of the duck embryos are solved. The baking time of the duck embryo in the oven 41 is controlled by controlling the transmission speed of the chain 7.

In the baking process, because the air in the baking oven 41 contains more grease molecules generated by the duck embryo, the baking unit 4 is also provided with an internal and external spraying device 45 for safety. The internal and external spraying devices 45 comprise two water pumps 451, one end of each water pump 451 is connected with the water tank 452, the other end of each water pump 453 is connected with a water pipe 453, the two water pipes 453 are respectively communicated to the top inside the oven 41 and the upper part outside the oven 41, the tail ends of the water pipes 453 are respectively connected with a water spraying pipe 454, once a fire occurs, the two water pumps 451 are automatically started simultaneously to spray and extinguish the fire inside and outside the oven 41 simultaneously, and therefore a fire can not occur.

As shown in fig. 1 and 13, the roasted ducks are conveyed to the cooling unit 5 for cooling, the cooling unit 5 is provided with a high-power fan 51 for blowing air to cool the interior of the room, the guide rails 8 of the cooling unit 5 are arranged in a bent manner, so that the space is utilized as much as possible, the conveying distance of the roasted ducks is increased, the cooling time is prolonged, and the circulating cooling effect is achieved.

After being cooled by the cooling unit 5, enters the packing unit 6, and the roast duck is manually removed from the hanger 94 by a worker and packed and boxed.

This production line has the advantage of high automation, except that manual packaging, floats boiling hot, hangs sweet, stoving, toasts and refrigerated whole process is all accomplished automatically, the efficiency of the roast duck of production that improves greatly to through adopting purpose-made hoist 94, both reduced the harmful effects of greasy dirt to roast duck product in the production process, improved roast duck again and hung the sweet, the even degree of being heated when toasting, sanitary environmental protection is and improved roast duck's taste.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (5)

1. The utility model provides a roast duck production line float boiling hot unit which characterized in that: the production line sequentially comprises a blanching unit (1), a honey hanging unit (2), a drying unit (3), a baking unit (4), a cooling unit (5) and a packaging unit (6), and the duck embryos are hung by a hanging device (9) and move along with a chain (7) on a guide rail (8); the blanching unit (1) comprises a hollow box body (11) and spray pipes (12) symmetrically arranged in the box body (11), wherein the spray pipes (12) are respectively arranged on the top and the side wall of the box body (11);

the hanging device (9) comprises a connecting rod (91) and a suspension (92), the connecting rod (91) is fixed with a chain (7), the suspension (92) is hung on the connecting rod (91), a clamping ring (93) is arranged at the tail end of the lower portion of the connecting rod (91), the suspension (92) comprises a first lifting hook (921) hung on the clamping ring (93) at the tail end of the connecting rod (91) and a horizontal suspension rod (922) fixedly connected to the lower end of the first lifting hook (921), two ends of the horizontal suspension rod (922) are symmetrically arranged relative to the center of the first lifting hook (921), clamping rings (93) are arranged at two ends of the horizontal suspension rod (922) in the same way, and lifting appliances (94) used for hanging duck embryos are hung on the clamping rings (;

the connecting rod (91) comprises a first vertical section (911), the upper end of the first vertical section (911) is connected with the chain (7), the lower end of the first vertical section (911) is bent and provided with a first horizontal section (913) in a direction perpendicular to the length direction of the chain (7), one end, away from the first vertical section (911), of the first horizontal section (913) is bent and provided with a second vertical section (912), one section, away from the first horizontal section (913), of the second vertical section (912) is bent and provided with a second horizontal section (914), the first horizontal section (913), the second vertical section (912) and the second horizontal section (914) form a U-shaped part of the connecting rod (91), the suspension device (9) further comprises a sewage collecting disc (95) arranged right below the guide rail (8), the sewage collecting disc (95) is located on the inner side of the U-shaped part of the connecting rod (91), and the opening of the sewage collecting disc (95) is upward, two sides of the sewage receiving disc (95) along the length direction of the guide rail (8) are provided with baffle plates (951) which are tilted upwards;

an oil blocking assembly (96) is arranged at one end, far away from the first vertical section (911), of the first horizontal section (913), the oil blocking assembly (96) comprises an oil blocking ring (961), the oil blocking ring (961) is located between the two blocking plates (951) and encircles the first horizontal section (913) by one circle, and the oil blocking ring (961) is abutted to the outer side of the first horizontal section (913).

2. The blanching unit of a roast duck production line according to claim 1, characterized in that: the hanger (94) comprises a hook (941) with the upper end hooked with the snap ring (93), a middle vertical rod (942) and a second lifting hook (943) arranged at the lower end of the vertical rod (942), and a hollow vent pipe (944) is integrally fixed on the side wall of the vertical rod (942).

3. The blanching unit of a roast duck production line according to claim 1, characterized in that: the drying unit (3) comprises a dryer (31), a heating pipe (311) is arranged in the dryer (31), steam is introduced into the heating pipe (311), and a drain pipe (312) is arranged in the bottom of the dryer (31).

4. The blanching unit of a roast duck production line according to claim 3, characterized in that: the heating pipe (311) comprises a plurality of wing blades (3111), and steam is introduced into the wing blades (3111).

5. The blanching unit of a roast duck production line according to claim 1, characterized in that: the oil blocking assembly (96) further comprises a reducing ring (962), one end of the reducing ring (962) is fixedly connected with the lower end of the oil blocking ring (961), the diameter of the other end of the reducing ring (962) is gradually increased along the direction far away from the oil blocking ring (961), and a slope surface (9621) is formed on the inner side of the reducing ring (962).

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