CN111536742A

CN111536742A - Double-screw quick-freezing equipment

Info

Publication number: CN111536742A
Application number: CN202010474734.9A
Authority: CN
Inventors: 李桂荣; 陈霞
Original assignee: Nantong Yuanzheng Refrigeration Equipment Co ltd
Current assignee: Nantong Yuanzheng Refrigeration Equipment Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2020-08-14

Abstract

The invention relates to double-helix quick-freezing equipment which comprises a freezer body, wherein a refrigerator door is further arranged on the freezer body, spiral supports are oppositely arranged inside the freezer body, a cooling device is oppositely arranged on one side of each of the two spiral supports, a feeding port and a discharging port are respectively formed in two opposite side walls of the freezer body, conveying belts which sequentially penetrate through the two spiral supports and respectively extend out of the feeding port and the discharging port are further arranged in the freezer body, a first driving device used for driving the conveying belts is further arranged in the freezer body, a mesh belt tensioning support is further arranged between the feeding port and the discharging port, and the conveying belts penetrate through the mesh belt tensioning support. The invention has the advantages of strong quick-freezing effect and cost reduction.

Description

Double-screw quick-freezing equipment

Technical Field

The invention relates to the technical field of quick-freezing equipment, in particular to double-helix quick-freezing equipment.

Background

The quick freezing equipment is a mechanical equipment for quickly freezing objects.

Chinese patent No. CN206449974U discloses a quick freezer, which comprises a shell, a conveyor belt, an air cooling system, a water cooling system and a controller, wherein the conveyor belt, the air cooling system and the water cooling system are all electrically connected with the controller; the conveying belt comprises a first horizontal conveying belt, a spiral conveying belt and a second horizontal conveying belt which are sequentially connected, the spiral conveying belt, the air cooling system and the water cooling system are all arranged in a shell, a feeding hole is formed in the bottom end of the shell and corresponds to the first horizontal conveying belt, a discharging hole is formed in the top end of the shell and corresponds to the second horizontal conveying belt; the spiral conveyor belt support device further comprises a support for supporting the spiral conveyor belt.

The above prior art solutions have the following drawbacks: however, the screw conveyer belt in the prior art is short, articles are discharged from the discharge port quickly after being transported on the screw conveyer belt, and the frozen articles without precooling are not ideal in quick-freezing effect due to short freezing time, so that improvement is needed.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide double-spiral quick-freezing equipment which has the advantages of strong quick-freezing effect and cost reduction.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a double-helix quick-freezing equipment, includes the freezer body, still be provided with the storehouse door on the freezer body, the inside of the freezer body is provided with helical support, two relatively one side of helical support is provided with heat sink relatively, feed inlet and discharge gate have been seted up on the relative both sides wall of freezer body respectively, the internal conveyer belt that passes and stretch out feed inlet and discharge gate respectively from two helical support in proper order that still is provided with of freezer, the internal first drive arrangement who is used for driving the conveyer belt that still is provided with of freezer, still be provided with guipure tensioning support between feed inlet and the discharge gate, the conveyer belt passes tensioning guipure support.

By adopting the technical scheme, the articles can enter the freezer body from the conveying belt at the feed port, then the articles can sequentially pass through the two spiral supports, and then the articles can be discharged from the discharge port; because the time of the article in the freezer body is longer, the article has better freezing effect, and the article does not need to be pre-cooled before entering the freezer body, so that the cost is effectively reduced; in addition, the arrangement of the two spiral supports enables the height of the feeding hole to be consistent with that of the discharging hole, so that the operation of feeding and receiving the materials by an operator is facilitated, and the working efficiency is improved.

The present invention in a preferred example may be further configured to: the cooling device comprises an evaporator and an axial flow fan, air holes are formed in the evaporator respectively, and the axial flow fan is arranged at the air holes and detachably connected to the evaporator.

Through adopting above-mentioned technical scheme, axial fan blows off the air conditioning that the evaporimeter produced fast to whole freezer internal, consequently has further improved the refrigeration effect of article.

The present invention in a preferred example may be further configured to: the upper surface of the evaporator is provided with a drainage surface, and the air holes are formed in the drainage surface.

Through adopting above-mentioned technical scheme, the setting of drainage face for axial fan's wind gap is towards the direction slope of helical support, and like this, air conditioning just can blow to helical support's direction under axial fan's effect, has consequently strengthened the air conditioning that the article on the conveyer belt received, so further improved the refrigeration effect of article.

The present invention in a preferred example may be further configured to: first drive arrangement includes first driving motor and first pivot, and the both ends of first pivot are provided with first sprocket respectively, the downside of first pivot still is provided with the first supporting block who is used for supporting first pivot relatively, still be provided with first drive gear in the first pivot, still be provided with first driving gear on first driving motor's the output shaft, first drive gear and first driving gear intermeshing, conveyer belt length direction's both sides fixedly connected with conveying chain respectively, conveying chain meshes with first sprocket respectively mutually.

Through adopting above-mentioned technical scheme, first driving motor starts, and first driving gear rotates along with the rotation of first driving motor output shaft, and the rotation of first driving gear drives the first driven gear rotation of meshing with it to drive first pivot and rotate, the rotation of first pivot will drive the first sprocket rotation at its both ends, consequently will drive the conveyer belt with the conveying chain of first sprocket meshing and move forward, thereby realize the circulation of conveyer belt and rotate.

The present invention in a preferred example may be further configured to: the refrigerator is characterized in that a wind guide support is arranged in the spiral support and comprises a wind guide rotating shaft and a plurality of wind guide rings arranged on the outer side of the wind guide rotating shaft, a plurality of wind guide connecting rods are arranged in the wind guide rings, one ends of the wind guide connecting rods are fixedly connected to the inner side wall of the wind guide rings, the other ends of the wind guide connecting rods are fixedly connected to the outer side wall of the wind guide rotating shaft, a supporting bearing seat is further connected to the lower end of the wind guide rotating shaft and connected to the bottom of the refrigerator body, and a second driving device used for driving the wind guide support to rotate.

Through adopting above-mentioned technical scheme, the setting of wind-guiding support for blow to the cold wind in the helical support can with wind-guiding connecting rod and wind-guiding ring contact back towards both sides diffusion, cold wind just can fully contact with the article on the conveyer belt like this, consequently further improved the quick-freeze effect of article.

The present invention in a preferred example may be further configured to: the lower surface of the air guide ring positioned at the bottom of the air guide rotating shaft is provided with an air guide sprocket, the second driving device comprises a second driving motor, an air guide chain and a tensioning wheel, the output shaft of the second driving motor is connected with a second sprocket, the air guide chain is respectively meshed with the air guide sprocket and the second sprocket, and the tensioning wheel is meshed with the outer side of the air guide chain.

Through adopting above-mentioned technical scheme, second driving motor starts, drives to connect and rotates in its output shaft's second sprocket, and the rotation of second sprocket will drive the wind-guiding ring that is equipped with the wind-guiding sprocket through the wind-guiding chain and rotate, consequently will drive the whole rotation that rotates of wind-guiding support with the fixed wind-guiding pivot of wind-guiding ring.

The present invention in a preferred example may be further configured to: the outside of wind-guiding pivot still is provided with the deep bead, the deep bead is the taper, the upper end fixed connection of deep bead is in the lateral wall of wind-guiding pivot.

By adopting the technical scheme, the arrangement of the wind shield enables cold air in the vertical wind guide support to radiate towards the peripheral conveyor belt along the surface of the wind shield, so that the cold air blown by articles on the conveyor belt can be further increased, and the quick-freezing effect of the articles is further improved.

The present invention in a preferred example may be further configured to: the freezer is internal still to be provided with when the water tray, wait the water tray and be located the conveyer belt and be close to the downside of discharge gate.

Through adopting above-mentioned technical scheme, because the temperature that is close discharge gate department is higher relatively, consequently article on the conveyer belt will melt slightly and produce the phenomenon of dripping, so wait the setting of water tray, retrieve the water that drips to avoided the contact that the lateral wall of the water and the freezer body caused, slowed down the corrosion phenomenon that the freezer body produced with the water contact promptly.

The present invention in a preferred example may be further configured to: the freezer body still is provided with the double deck platform, each side of double deck platform is fixed connection respectively in the inside wall of the freezer body.

Through adopting above-mentioned technical scheme, because the freezer body is higher, operating personnel is difficult to maintain and clear up the helical support of eminence, and consequently the setting of bilayer platform provides the platform of standing for operating personnel, has consequently guaranteed the stability of helical support and the whole operation of conveyer belt, so has prolonged holistic life.

The present invention in a preferred example may be further configured to: the refrigerator is characterized in that a ladder stand is further arranged in the refrigerator body, the upper end of the ladder stand is detachably connected to the two-layer platform, and the lower end of the ladder stand abuts against the bottom wall of the refrigerator body.

Through adopting above-mentioned technical scheme, the setting of cat ladder provides the structure of quick climbing to the bilayer platform for operating personnel, has consequently improved operating personnel and has cleared up the efficiency of overhauing to the eminence structure.

In summary, the invention includes at least one of the following beneficial technical effects:

1. the articles enter the freezer body from the conveying belt at the feed port, then the articles sequentially pass through the two spiral supports, and then the articles are discharged from the discharge port; because the time of the article in the freezer body is longer, the article has better freezing effect, and the article does not need to be pre-cooled before entering the freezer body, so that the cost is effectively reduced; in addition, the arrangement of the two spiral supports enables the height of the feeding hole to be consistent with that of the discharging hole, so that the operation of feeding and receiving the materials by an operator is facilitated, and the working efficiency is improved.

2. The setting of drainage face for axial fan's wind gap inclines towards spiral support's direction, and like this, air conditioning just can blow to spiral support's direction under axial fan's effect, has consequently strengthened the air conditioning that the article on the conveyer belt received, so further improved the refrigeration effect of article.

3. Due to the arrangement of the wind shield, cold air in the vertical wind guide support can radiate towards the peripheral conveying belt along the surface of the wind shield, so that the cold air blown by articles on the conveying belt can be further increased, and the quick-freezing effect of the articles is further improved.

Drawings

FIG. 1 is a schematic diagram for embodying the overall structure;

FIG. 2 is a schematic diagram for embodying a conveyor belt structure;

FIG. 3 is a schematic diagram for embodying a belt tensioning mount structure;

FIG. 4 is a schematic view for embodying the structure of the first driving apparatus;

fig. 5 is a schematic view for embodying the structure of the wind guide bracket;

fig. 6 is a schematic view for embodying a ladder stand structure.

In the figure, 1, a freezer body; 11. a storage door; 12. a feed inlet; 13. a discharge port; 2. a cooling device; 21. an evaporator; 211. a drainage surface; 212. air holes are formed; 22. an axial flow fan; 3. a helical support; 31. a spiral support rod; 32. a spiral cross bar; 4. a conveyor belt; 41. a conveyor chain; 5. a mesh belt tensioning support; 51. tensioning the support frame; 511. tensioning the bearing block; 52. a tension roller; 6. a first driving device; 61. a first drive motor; 611. a first drive gear; 62. a first rotating shaft; 621. a first sprocket; 622. a first support block; 623. a first drive gear; 7. an air guide bracket; 71. an air guide rotating shaft; 711. the air guide connecting rod; 712. a wind deflector; 713. supporting the bearing seat; 72. a wind guide ring; 721. wind guide sprocket; 8. a second driving device; 81. a second drive motor; 811. a second support frame; 812. a second sprocket; 82. a wind guide chain; 83. a tension wheel; 9. a water waiting plate; 10. a two-layer platform; 101. the ladder is climbed.

Detailed Description

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

Referring to fig. 1, the double-helix quick-freezing equipment disclosed by the invention comprises a freezer body 1, wherein a freezer door 11 is arranged on the freezer body 1, the freezer door 11 is rotatably connected to the freezer body 1 through a pin shaft, and the freezer door 11 is closed and locked by a handle for a freezer.

Referring to fig. 2, a feed inlet 12 and a discharge outlet 13 are respectively opened on two opposite side walls of the freezer body 1. The refrigerating chamber body 1 is provided with a cooling device 2 therein, and the cooling device 2 includes an evaporator 21 and an axial flow fan 22. A flow guide surface 211 is provided on the upper surface of the evaporator 21, and the flow guide surface 211 is an inclined plane. The air holes 212 are respectively opened on the drainage surface 211 of the evaporator 21, and the axial flow fan 22 is disposed at the air holes 212 and connected to the evaporator 21 by bolts.

Referring to fig. 2 and 5, the spiral supports 3 are oppositely disposed at one side of the two cooling devices 2, and the spiral supports 3 are located at the side facing the flow guide surface 211. The spiral support 3 includes a plurality of spiral bracing pieces 31 that are the circumference and distribute and a plurality of spiral horizontal pole 32 through welded fastening on the spiral bracing piece 31, and the lower extreme of every spiral bracing piece 31 all passes through rag bolt to be fixed on the diapire of the freezer body 1 to the upper end of every spiral bracing piece 31 all passes through welded fastening in the roof of the freezer body 1, thereby realizes the fixed of spiral support 3.

Referring to fig. 2 and 5, a conveyor belt 4 sequentially passing through the two spiral supports 3 and respectively extending out of the feed inlet 12 and the discharge outlet 13 is further disposed in the freezer body 1, and in this embodiment, the conveyor belt 4 is a mesh belt. The conveyor belt 4 is spirally lifted on the spiral support 3 close to the feed opening 12 and each layer of spiral cross bars 32 on the spiral support rods 31 abuts against the conveyor belt 4, thereby realizing the support of the conveyor belt 4. After the conveyor belt 4 on the spiral support 3 is spirally raised to the top end, it extends towards the other spiral support 3, and after extending to the other spiral support 3, the conveyor belt 4 is spirally downward and is abutted against each layer of spiral cross bar 32 on the other spiral support bar 31, thereby realizing the support of the conveyor belt 4.

Referring to fig. 2 and 3, a material passing roller (not shown in the figure) is further respectively arranged on the outer side of the freezer body 1, wherein the material feeding hole 12 and the material discharging hole 13 are formed in the outer side, and after the two ends of the conveyor belt 4 respectively extend out of the material feeding hole 12 and the material discharging hole 13 and are surrounded on the outer side of the material passing roller, the two ends of the conveyor belt 4 again extend into the freezer body 1. The mesh belt tensioning support 5 is further arranged in the freezer body 1 and between the feed inlet 12 and the discharge outlet 13, the mesh belt tensioning support 5 comprises a tensioning support frame 51 and tensioning rollers 52 arranged on two sides of the tensioning support frame 51 relatively, the two tensioning rollers 52 arranged on each side of the tensioning support frame 51 are arranged up and down, tensioning bearing seats 511 are embedded in two ends of each tensioning roller 52 in an interference manner, and each tensioning bearing seat 511 is connected to the tensioning support frame 51 through a bolt. The conveyor belts 4 extending into the freezer body 1 again from the feed port 12 and the discharge port 13 respectively penetrate from the inner side of the lower tension roller 52, pass upward from the outer side of the upper tension roller 52, and are finally connected together, thereby forming the conveyor belts 4 connected end to end.

Referring to fig. 2 and 4, a first driving device 6 for driving the conveyor belt 4 is further disposed in the freezer body 1, the first driving device 6 includes a first driving motor 61 and a first rotating shaft 62, two ends of the first rotating shaft 62 are respectively connected with a first sprocket 621 through a key, and a first supporting block 622 for supporting the first rotating shaft 62 is further disposed at a lower side of the first rotating shaft 62. A first transmission gear 623 is further arranged in the middle of the first rotating shaft 62, a first driving gear 611 is further arranged on an output shaft of the first driving motor 61, and the first transmission gear 623 and the first driving gear 611 are meshed with each other, so that the first rotating shaft 62 is driven to rotate by the first driving motor 61. The two sides of the conveyor belt 4 in the length direction are respectively fixed with a conveying chain 41 through welding, and the conveying chain 41 is meshed with the first chain wheel 621, so that the conveying chain 41 is driven to move under the rotation of the first chain wheel 621.

Referring to fig. 5, a wind guide support 7 is disposed in the spiral support 3, the wind guide support 7 includes a wind guide rotating shaft 71 and a plurality of wind guide rings 72 disposed outside the wind guide rotating shaft 71, a plurality of wind guide connecting rods 711 are further disposed inside the wind guide rings 72, one ends of the wind guide connecting rods 711 are fixed to an inner side wall of the wind guide rings 72 by welding, and the other ends of the wind guide connecting rods 711 are fixed to an outer side wall of the wind guide rotating shaft 71 by welding.

Referring to fig. 5, a wind deflector 712 is further provided on the outer side of the wind guide shaft 71, and the wind deflector 712 is conical as a whole. The upper end of the wind deflector 712 is fixed to the outer side wall of the wind guide rotating shaft 71 by welding, and the lower end of the wind deflector 712 is fixed to the lowermost wind guide ring 72 by welding.

Referring to fig. 2 and 5, a supporting bearing seat 713 is further embedded in the lower end of the air guide rotating shaft 71 in an interference manner, the supporting bearing seat 713 is connected to the bottom of the freezer body 1 through an anchor bolt, and a second driving device 8 for driving the air guide bracket 7 to rotate is further disposed on one side of the air guide rotating shaft 71. The second driving device 8 includes a second driving motor 81, a wind guiding chain 82 and a tension wheel 83, a second supporting frame 811 for fixing the second driving motor 81 is disposed outside the second driving motor 81, and an output shaft of the second driving motor 81 passes through the second supporting frame 811 and is connected with a second chain wheel 812 through a key. The lower surface of the air guide ring 72 at the bottom of the air guide rotating shaft 71 is provided with an air guide sprocket 721, and the air guide chain 82 is respectively meshed with the air guide sprocket 721 and the second sprocket 812. The tension pulley 83 is engaged with the outside of the air guide chain 82, and a tension strut (not shown) for supporting the tension pulley 83 is provided below the tension pulley 83.

Referring to fig. 2, a water waiting tray 9 is further arranged in the freezer body 1, and the water waiting tray 9 is positioned at the lower side of the conveyor belt 4 close to the discharge hole 13. The upper end of the water waiting plate 9 is provided with a water receiving groove body (not shown in the figure), and the length of the water receiving groove body is larger than the width of the conveyor belt 4.

Referring to fig. 6, a two-layer platform 10 is further disposed in the freezer body 1, and each side edge of the two-layer platform 10 is fixed to the inner side wall of the freezer body 1 by welding. A ladder 101 is further arranged in the freezer body 1, the upper end of the ladder 101 is connected to the two-layer platform 10 through bolts, and the lower end of the ladder 101 abuts against the bottom wall of the freezer body 1.

The implementation principle of the embodiment is as follows: when the first driving motor 61 is started, the first driving gear 611 rotates along with the rotation of the output shaft of the first driving motor 61, the rotation of the first driving gear 611 drives the first transmission gear 623 meshed with the first driving gear to rotate, so as to drive the first rotating shaft 62 to rotate, the rotation of the first rotating shaft 62 will drive the first chain wheels 621 at the two ends of the first rotating shaft to rotate, and therefore the transmission chain 41 meshed with the first chain wheels 621 will drive the transmission belt 4 to move forward, so as to realize the circular rotation of the transmission belt 4; meanwhile, the cooling device 2 is started, the axial flow fan 22 continuously blows out the cold air generated in the evaporator 21, and the cold air is blown out towards the spiral support 3 under the action of the inclined drainage surface 211; meanwhile, the second driving motor 81 is started to drive the second chain wheel 812 connected to the output shaft of the second driving motor to rotate, the second chain wheel 812 rotates to drive the air guide ring 72 provided with the air guide chain teeth 721 to rotate through the air guide chain 82, and therefore the air guide rotating shaft 71 fixed with the air guide ring 72 drives the air guide support 7 to integrally rotate, so that cold air can radiate from the air guide support 7 to the surrounding conveyor belts 4, and the quick-freezing effect of articles on the conveyor belts 4 is improved.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a double helix quick-freeze equipment, includes the freezer body (1), still be provided with storehouse door (11), its characterized in that on the freezer body (1): spiral support (3) are provided with relatively in the inside of the freezer body (1), two one side of spiral support (3) is provided with heat sink (2) relatively, feed inlet (12) and discharge gate (13) have been seted up on the relative both sides wall of freezer body (1) respectively, still be provided with in the freezer body (1) in proper order from two spiral support (3) pass and stretch out conveyer belt (4) of feed inlet (12) and discharge gate (13) respectively, still be provided with first drive arrangement (6) that are used for driving conveyer belt (4) in the freezer body (1), still be provided with tensioning mesh belt support (5) between feed inlet (12) and discharge gate (13), conveyer belt (4) pass mesh belt tensioning support (5).

2. The double-helix quick-freezing equipment according to claim 1, characterized in that: the cooling device (2) comprises an evaporator (21) and an axial flow fan (22), air holes (212) are formed in the evaporator (21) respectively, and the axial flow fan (22) is arranged at the air holes (212) and detachably connected to the evaporator (21).

3. The double-helix quick-freezing equipment according to claim 2, characterized in that: the upper surface of the evaporator (21) is provided with a drainage surface (211), and the air holes (212) are positioned on the drainage surface (211).

4. The double-helix quick-freezing equipment according to claim 1, characterized in that: first drive arrangement (6) include first driving motor (61) and first pivot (62), and the both ends of first pivot (62) are provided with first sprocket (621) respectively, the downside of first pivot (62) still is provided with first supporting block (622) that are used for supporting first pivot (62) relatively, still be provided with first drive gear (623) on first pivot (62), still be provided with first driving gear (611) on the output shaft of first driving motor (61), first drive gear (623) and first driving gear (611) intermeshing, fixedly connected with conveying chain (41) respectively in conveying belt (4) length direction's both sides, conveying chain (41) mesh with first sprocket (621) respectively mutually.

5. The double-helix quick-freezing equipment according to claim 1, characterized in that: the refrigerator is characterized in that a wind guide support (7) is arranged in the spiral support (3), the wind guide support (7) comprises a wind guide rotating shaft (71) and a plurality of wind guide rings (72) arranged on the outer side of the wind guide rotating shaft (71), a plurality of wind guide connecting rods (711) are arranged in the wind guide rings (72), one ends of the wind guide connecting rods (711) are fixedly connected to the inner side wall of the wind guide rings (72), the other ends of the wind guide connecting rods (711) are fixedly connected to the outer side wall of the wind guide rotating shaft (71), the lower end of the wind guide rotating shaft (71) is further connected with a supporting bearing seat (713), the supporting bearing seat (713) is connected to the bottom of the refrigerator body (1), and a second driving device (8) used for driving the wind guide support (.

6. The double-helix quick-freezing equipment according to claim 5, characterized in that: the lower surface of an air guide ring (72) positioned at the bottom of the air guide rotating shaft (71) is provided with an air guide chain tooth (721), the second driving device (8) comprises a second driving motor (81), an air guide chain (82) and a tension wheel (83), an output shaft of the second driving motor (81) is connected with a second chain wheel (812), the air guide chain (82) is respectively meshed with the air guide chain tooth (721) and the second chain wheel (812), and the tension wheel (83) is meshed with the outer side of the air guide chain (82).

7. The double-helix quick-freezing equipment according to claim 5, characterized in that: the outside of wind-guiding pivot (71) still is provided with deep bead (712), deep bead (712) are conical, the upper end fixed connection of deep bead (712) is in the lateral wall of wind-guiding pivot (71).

8. The double-helix quick-freezing equipment according to claim 1, characterized in that: still be provided with in the freezer body (1) and wait water tray (9), wait water tray (9) and be located conveyer belt (4) and be close to the downside of discharge gate (13).

9. The double-helix quick-freezing equipment according to claim 1, characterized in that: the freezer body (1) is further provided with a double-layer platform (10), and each side edge of the double-layer platform (10) is fixedly connected to the inner side wall of the freezer body (1) respectively.

10. The double-helix quick-freezing equipment according to claim 9, characterized in that: still be provided with cat ladder (101) in the freezer body (1), the upper end of cat ladder (101) can be dismantled and connect in bilayer platform (10), the lower extreme of cat ladder (101) is contradicted in the diapire of the freezer body (1).