CN203369329U

CN203369329U - Milk cooling device

Info

Publication number: CN203369329U
Application number: CN201320373780.5U
Authority: CN
Inventors: 舒荣广
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-06-25
Filing date: 2013-06-25
Publication date: 2014-01-01
Anticipated expiration: 2023-06-25

Abstract

The utility model discloses a milk cooling device. The milk cooling device is simple in structure, convenient to use, good in cooling effect and convenient to clean. The milk cooling device comprises a shell, a milk pipeline and a cooling system, wherein a milk inlet is formed in the top end of the milk pipeline, and a milk outlet is formed in the bottom end of the milk pipeline; the milk pipeline is S-shaped and circuitously arranged in the shell, and the milk pipeline comprises a plurality of straight pipes and semicircular pipes used for communicating the plurality of straight pipes; the cooling system comprises a plurality of cooling passages, and the cooling passage comprises a cooling sleeve sleeved at the outside of the straight pipe of the milk pipeline, a cooling medium filling pipe, a cooling medium outflow pipe and a plurality of ascension pipes communicated between the two cooling sleeves. According to the milk cooling device disclosed by the utility model, the cooling storage manner of a conventional milk tank is changed, a special cooling device is used for cooling milk, and the cooled milk is stored in the storage tank; and a plurality of defects of milk cooling tanks in a traditional production line are effectively solved, and the milk cooling device has the effects of high cooling efficiency, good cooling effect and convenience for cleaning.

Description

Milk cooling unit

Technical field

The utility model relates to heat exchange type cooling device field, relates in particular to the improvement of milk cooling unit.

Background technology

In milk processing, often need carry out milk cooling, to avoid causing bacteria breed in milk, fermentation rotten because of excess Temperature.For this reason, most manufacturer adopts milk cooling tank to carry out cooling preservation, and this type of cooling tank is comprised of tank body, refrigeration system, purging system and stirring system usually, and it carries out cooling by refrigeration system to the milk in tank body and tank body.Therefore yet because the volume of milk tank is larger, have that cooling rate is slow, inhomogeneous, the local milk of milk temperature freezes and cleans the defect such as inconvenience in tank body.

The utility model content

The utility model is for above problem, a kind of simple in structure, easy to use, good cooling effect is provided and has been convenient to the milk cooling unit cleaned.

The technical solution of the utility model is: comprise housing, milk conduit and cooling system, described milk conduit top is provided with milk inlet and bottom is provided with the milk outlet; S-shaped roundabout being arranged in described housing of described milk conduit, described milk conduit comprises some straight tubes and for being communicated with the semi-circular tube of some straight tubes;

Described cooling system comprises some cooling ducts, some described cooling ducts are staggered successively, and described cooling duct comprises that outer cooling collar, cooling medium access tube, the cooling medium of straight tube that is socketed in described milk conduit flows out pipe and the tedge of some connections between two described cooling collars; Cooling medium access tube in adjacent cooling duct divides the both sides that are located at described milk conduit.

Described cooling collar comprises outer body, a pair of end cap and a pair of connecting cylinder of straight tube that is socketed in milk conduit;

Leave gap between the outer wall of described body and described straight tube, the termination, both sides of the described body of socket of a pair of described connecting cylinder symmetry and being fixedly connected with the outer wall of described body, offer respectively cooling medium entrance and cooling medium outlet on the bottom surface of a pair of described connecting cylinder;

Described end cap is fixedly connected on the side end face of described connecting cylinder away from described body, and described end cap circularizes and the inner circle of described annular is fixedly connected with the outer wall of the straight tube of described milk conduit.

The end face of described end cap is towards a side depression of described connecting cylinder.

Gap in described milk conduit between the body of adjacent described straight tube and described cooling collar sequentially increases progressively from top to bottom.

In described milk conduit, the vertical plane of adjacent described straight tube is interspersed.

Described cooling system also comprises total access tube and total effuser, and the cooling medium access tube in some described cooling ducts is communicated with described total access tube, and the cooling medium in some described cooling ducts flows out pipe and is communicated with described total effuser.

When the utility model passes into cooling medium, flow to contrary because the cooling medium access tube in adjacent cooling duct divides the both sides that are located at described milk conduit and the milk in adjacent milk conduit, thereby can guarantee cooling medium when the cooling medium access tube of the bottom passes into and the milk the straight tube of milk conduit carries out reverse heat-exchange.

In the utility model because the milk in adjacent milk conduit flows to contrary, while counting from the bottom up in the straight tube of odd number milk flow to identical, in the straight tube of even numbers milk flow to identical; Simultaneously, cooling medium entrance in cooling collar and cooling medium outlet divide the bottom of the connecting cylinder at the two ends that are located at body, be cooling medium from an end of cooling collar advance, another brings out, the flow direction of the cooling medium in the adjacent cooling collar in same cooling duct is contrary;

Therefore, cooling system is made as to the cooling duct of odd number, can guarantee that the cooling medium flowed out in the cooling collar from the straight tube of odd number can enter in the cooling collar outside the straight tube of even numbers, or the cooling medium flowed out in the cooling collar from the straight tube of even numbers can enter in the cooling collar outside the straight tube of odd number, the milk in the adjacent straight tube worn in same cooling duct flow to contrary; Add cooling medium when the cooling medium access tube of the bottom passes into and the milk milk conduit carries out reverse heat-exchange, thereby the flow direction that can make the cooling medium in same cooling duct all the time with the contrary that flows to of milk, thereby can simply, effectively guarantee between the two to carry out all the time reverse heat-exchange, significantly promote cooling effectiveness and the cooling effect of this case.

For the reverse heat-exchange problem of above-mentioned record, this case can, according to the internal diameter (inflow-rate of water turbine) of milk conduit and client's requirement, be made adjustment to the quantity of cooling duct when reality is used.General cooling duct of using five " parallel connections ", like this, can be under the permission of complex structure degree and the minimum consideration of material cost under, maximized cooling effectiveness and the cooling effect that has promoted this case.

In addition, S shape is roundabout is arranged on milk conduit in housing when cleaning, and from the milk inlet on top, passes into cleaning fluid pressurization, can be simply, effectively milk conduit is cleaned; And because milk conduit is comprised of straight tube and semi-circular tube, therefore while cleaning without dead angle.

Generally speaking, this case has changed the mode of the cold storage of conventional milk tank, adopts special cooling device to carry out milk cooling, and cooled milk is passed in storage tank and preserves; Effectively solved many defects that in the conventional production lines, milk cooling tank exists, have simple in structure, easy to use, cooling effectiveness is high, good cooling results and be convenient to the effect of cleaning.

The accompanying drawing explanation

Fig. 1 is structural representation of the present utility model,

Fig. 2 is the left view of Fig. 1,

Fig. 3 is the cutaway view of cooling collar in the utility model,

Fig. 4 is the structural representation of the end cap of cooling collar in the utility model,

Fig. 5 is that the A-A of Fig. 4 is to cutaway view;

Fig. 6 is the flow principles figure of milk in the utility model,

Fig. 7 is the flow principles figure of cooling medium in the utility model,

Fig. 8 is fundamental diagram of the present utility model,

Fig. 9 is embodiment schematic diagram of the present utility model;

In figure, 1 is housing, the 10th, and leg, the 2nd, milk conduit, the 21st, straight tube, the 22nd, semi-circular tube, the 3rd, milk inlet, the 4th, milk outlet;

The 5th, cooling system, the 50th, cooling duct, the 501st, cooling collar, the 5011st, end cap, the 5012nd, connecting cylinder, the 50121st, cooling medium entrance, the 50122nd, cooling medium outlet, the 5013rd, body, the 502nd, the cooling medium access tube, the 503rd, tedge, the 504th, cooling medium flows out pipe;

The 6th, total access tube, the 7th, total effuser, the 8th, cooling medium compressor.

The specific embodiment

The utility model, as shown in Fig. 1-8, comprises that the bottom surface of housing 1(housing 1 is provided with four legs 10, for promoting its stability), milk conduit 2 and cooling system 5, described milk conduit 2 tops are provided with milk inlet 3 and bottom is provided with milk outlet 4; This case is provided with exhaust-valve at the milk inlet place, thereby, when the end of milking does not have milk, can all drain remaining milk in milk conduit.

S-shaped roundabout being arranged in described housing 1 (making the milk in adjacent milk conduit flow to contrary) of described milk conduit 2, described milk conduit 2 comprises some straight tubes 21 and the semi-circular tube 22 for being communicated with some straight tubes 21; The described straight tube of top layer is communicated with the milk inlet at the top of the sidewall that is located at housing, and the described straight tube of bottom is communicated with the milk outlet of the bottom of the sidewall that is located at housing;

Cooling medium in described cooling system 5(this case is freon or other cooling mediums) comprise some (one, three, five or other odd numbers) cooling duct 50, some described cooling ducts 50 are staggered successively, and described cooling duct 50 comprises that straight tube 21 outer cooling collar 501, the cooling medium access tube 502(that are socketed in described milk conduit 2 are made by capillary), cooling medium flows out pipe 504(and made by copper pipe) and the tedge 503(of some connections between two described cooling collars 501 by copper pipe, made); Cooling medium access tube in adjacent cooling duct 50 is located at the both sides (because the milk in adjacent milk conduit flows to contrary, thereby can guarantee cooling medium when the cooling medium access tube of the bottom passes into and the milk milk conduit carries out reverse heat-exchange) of described milk conduit 2 in 502 minutes.

Described cooling collar 501 comprises outer body 5013, a pair of end cap 5011 and a pair of connecting cylinder 5012 of straight tube 21 that is socketed in milk conduit 2;

Leave gap between the outer wall of described body 5013 and described straight tube 21, the termination, both sides of the described body 5013 of socket of a pair of described connecting cylinder 5012 symmetries and being fixedly connected with the outer wall of described body 5013, offer respectively cooling medium entrance 50121 and cooling medium outlet 50122 on the bottom surface of a pair of described connecting cylinder 5012; Make cooling medium from the cooling medium entrance enters, flow in the gap between the outer wall of body and straight tube, in the mode of heat exchange, the milk in straight tube is carried out coolingly, and flow out in the after this cooling medium outlet via the body other end;

Described end cap 5011 is fixedly connected on the side end face of described connecting cylinder 5012 away from described body 5013, and described end cap 5011 circularizes and the inner circle of described annular is fixedly connected with the outer wall of the straight tube 21 of described milk conduit 2.Only within cooling collar and cooling duct, circulate to guarantee cooling medium by end cap, avoid cooling medium to leak.

The end face of described end cap 5011 is towards a side depression of described connecting cylinder 5012.After opening of device, owing to being the milk of relatively-high temperature in straight tube, in cooling collar, be the cooling medium of relative low temperature; Therefore, be the sealing between assurance end cap and straight tube outer wall, the steadiness of the weld seam between these two is just very important.This case is the side depression towards connecting cylinder by the end face of end cap, thereby significantly promoted in the situation that temperature alternately changes, stability and the non-deformability of the inner circle of annular in end cap, thereby significantly improved the steadiness of weld seam between end cap and straight tube, further avoided leaking of cooling medium.

Gap in described milk conduit 2 between the body 5011 of adjacent described straight tube 21 and described cooling collar 501 sequentially increases progressively from top to bottom.While circulating from bottom to top due to cooling medium, constantly and the straight tube in milk conduit carry out heat exchange, the temperature of cooling medium also increases gradually; Therefore, in this case, the gap between straight tube and body is adjusted, thereby effectively avoided cooling medium cooling effectiveness in uphill process to reduce.

As shown in Figure 2, in described milk conduit 2, the vertical plane of adjacent described straight tube 21 is interspersed optimization embodiment of the present utility model.Make in the situation that the height of identical housing, increased to greatest extent the quantity of milk conduit, lengthened the length of milk conduit, thus extended milk in milk conduit with contact area cooling collar, and then significantly promoted the cooling effect of milk.

Described cooling system 5 also comprises total access tube 6 and total effuser 7, and the cooling medium access tube 502 in some described cooling ducts 50 is communicated with described total access tube 6, and the cooling medium in some described cooling ducts 50 flows out pipe 504 and is communicated with described total effuser 7.When this case is used in reality, a plurality of milk cooling units can be looped around in a cooling medium compressor 8, and the outlet that the total access tube 6 in a plurality of milk cooling units is communicated with at cooling medium compressor 8, say the entrance that a plurality of total effusers 7 are communicated with at cooling medium compressor 8.

Claims

1. milk cooling unit, comprise housing, milk conduit and cooling system, and described milk conduit top is provided with milk inlet and bottom is provided with the milk outlet; It is characterized in that, S-shaped roundabout being arranged in described housing of described milk conduit, described milk conduit comprises some straight tubes and for being communicated with the semi-circular tube of some straight tubes;

2. milk cooling unit according to claim 1, is characterized in that, described cooling collar comprises outer body, a pair of end cap and a pair of connecting cylinder of straight tube that is socketed in milk conduit;

3. milk cooling unit according to claim 2, is characterized in that, the end face of described end cap is towards a side depression of described connecting cylinder.

4. milk cooling unit according to claim 2, is characterized in that, the gap in described milk conduit between the body of adjacent described straight tube and described cooling collar sequentially increases progressively from top to bottom.

5. milk cooling unit according to claim 1, is characterized in that, in described milk conduit, the vertical plane of adjacent described straight tube is interspersed.

6. milk cooling unit according to claim 1, it is characterized in that, described cooling system also comprises total access tube and total effuser, cooling medium access tube in some described cooling ducts is communicated with described total access tube, and the cooling medium in some described cooling ducts flows out pipe and is communicated with described total effuser.