Evaporator

Abstract

The evaporator comprises a shell and an evaporating pipe, a shell opening is formed in the top end of the shell, a shell side wall is arranged in the middle of the shell, a shell bottom wall is arranged at the bottom end of the shell, and a shell cavity is defined by the shell opening, the shell side wall and the shell bottom wall; the evaporation pipe is wound on the side wall of the shell, the pipe wall of the evaporation pipe is provided with heat conduction contact surfaces, and the heat conduction contact surfaces are sequentially distributed in the extending path direction of the evaporation pipe; the cross section of the heat-conducting contact surface on the evaporating pipe is a linear section, and the heat-conducting contact surface is in contact fit with the outer side surface of the side wall of the shell in a face-to-face manner. The evaporator is reasonable in structural design, the contact between the evaporating pipe and the side wall of the shell is surface-to-surface contact, the contact area is increased, and the refrigerating efficiency can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to evaporator technical field especially relates to an evaporator. BACKGROUND

[0002] The existing evaporator (such as the evaporator used on ice cream machine, snow melting machine) is all with round pipe winding on the shell, but the cross section of round pipe is round, so the contact of round pipe and shell is usually line surface contact, thereby causing too small contact area, which is not conducive to the improvement of refrigeration efficiency. SUMMARY

[0003] The utility model discloses a kind of evaporators, to solve the contact of the round pipe and shell of the existing evaporator is usually line surface contact, thereby causing too small contact area, which is not conducive to the improvement of refrigeration efficiency technical problem.

[0004] To achieve the above object, the technical scheme of the utility model provides an evaporator, including shell and evaporator pipe, the top of the shell is equipped with shell opening, the middle part of the shell is equipped with shell side wall, the bottom of the shell is equipped with shell bottom wall, the shell opening and the shell side wall, the shell bottom wall are enclosed into shell cavity;The evaporator pipe is wound on the shell side wall, the pipe wall of the evaporator pipe is equipped with heat conduction contact surface, the heat conduction contact surface is sequentially distributed along the extension path direction of the evaporator pipe;The heat conduction contact surface is straight line segment in the cross section of the evaporator pipe, and the heat conduction contact surface and the outside of the shell side wall are face-to-face contact cooperation.

[0005] Further, the evaporator pipe is half round pipe, and the heat conduction contact surface is straight line segment in the semicircular cross section of the half round pipe.

[0006] Further, the heat conduction contact surface includes at least one of first contact surface and second contact surface, the first contact surface is a plane, and the second contact surface is a curved surface.

[0007] Further, the heat conduction contact surface includes two kinds of first contact surface and second contact surface, and the first contact surface is connected with the second contact surface.

[0008] Further, the evaporator pipe is wound around the circumference direction of the shell side wall for several turns.

[0009] Further, the several turns of the evaporator pipe are distributed along up and down, and there is a gap between the two adjacent turns of the evaporator pipe.

[0010] Further, the shape of the cross section of the shell side wall is a track circle, and the shape of the shell opening and the shell bottom wall is a track circle.

[0011] Further, the front and back sides of the shell side wall are planar side walls, and the left and right sides of the shell side wall are curved side walls.

[0012] Further, the shell bottom wall is provided with a drain hole.

[0013] Further, the edge of the shell opening is provided with a plurality of outwardly protruding lugs, the plurality of lugs are sequentially distributed around the edge of the shell opening, and the lugs are provided with connecting holes.

[0014] In summary, the technical scheme of the utility model has the following beneficial effects: the utility model has a reasonable structure, (1) the shell and the evaporation pipe are included, the top end of the shell is provided with a shell opening, the middle part of the shell is provided with a shell side wall, the bottom end of the shell is provided with a shell bottom wall, and the shell opening, the shell side wall and the shell bottom wall enclose a shell cavity; thus, when the evaporator is applied, the items to be frozen can be pushed into the shell cavity from the shell opening. (2) the evaporation pipe is wound on the shell side wall, the pipe wall of the evaporation pipe is provided with heat-conducting contact surfaces, and the heat-conducting contact surfaces are sequentially distributed along the extension path direction of the evaporation pipe; the heat-conducting contact surfaces are straight line segments in the cross section of the evaporation pipe, and the heat-conducting contact surfaces are in face-to-face contact with the outer side of the shell side wall; thus, the contact between the evaporation pipe and the shell side wall is face-to-face contact, the contact area is increased, and the refrigeration efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is the first perspective view of the utility model;

[0016] Figure 2 is the second perspective view of the utility model;

[0017] Figure 3 is the perspective view of the shell of the utility model;

[0018] Figure 4 is the perspective view of the evaporation pipe of the utility model;

[0019] BRIEF DESCRIPTION OF DRAWINGS: shell (1), evaporation pipe (2); shell opening (101), shell side wall (102), shell bottom wall (103), shell cavity (104), drain hole (105), lug (106), connecting hole (107); heat-conducting contact surface (201), first contact surface (2011), second contact surface (2012). DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model, but does not constitute a limitation on the protection scope of the utility model.

[0021] In the utility model, in order to describe more clearly, make the following description: the observer faces the attached Figure 1 Observation, the left side of the observer is set as left, the right side of the observer is set as right, the front of the observer is set as front, the back of the observer is set as back, the upper surface of the observer is set as upper, the lower surface of the observer is set as lower, it should be pointed out that the terms "front end", "rear end", "left side", "right side", "middle part", "upper", "lower" in the text indicate the orientation or positional relationship based on the orientation or positional relationship of the attached drawings, only for the convenience of clearly describing the utility model, and not indicate or imply that the structure or part indicated must have a particular orientation, be constructed with a particular orientation, therefore can not be understood as the limitation of the utility model. In addition, the terms "first", "second", "third", "fourth" are only for the purpose of clarity or simplification of description, and can not be understood as indicating or implying relative importance or quantity.

[0022] Referring to Figures 1 to 4 The embodiment provides an evaporator, which comprises a shell 1 and an evaporation pipe 2, the top end of the shell 1 is provided with a shell opening 101, the middle part of the shell 1 is provided with a shell side wall 102, the bottom end of the shell 1 is provided with a shell bottom wall 103, the shell opening 101, the shell side wall 102 and the shell bottom wall 103 enclose a shell cavity 104, the evaporation pipe 2 is wound on the shell side wall 102, the pipe wall of the evaporation pipe 2 is provided with a heat conduction contact surface 201, the heat conduction contact surfaces 201 are sequentially distributed along the extension path direction of the evaporation pipe 2, the heat conduction contact surface 201 is a straight line segment in the cross section of the evaporation pipe 2, and the heat conduction contact surface 201 is in surface-to-surface contact with the outer side of the shell side wall 102. Action: (1) by comprising a shell and an evaporation pipe, the top end of the shell is provided with a shell opening, the middle part of the shell is provided with a shell side wall, the bottom end of the shell is provided with a shell bottom wall, and the shell opening, the shell side wall and the shell bottom wall enclose a shell cavity, so that the evaporator can push the items to be frozen into the shell cavity from the shell opening when applied. (2) by winding the evaporation pipe on the shell side wall, the pipe wall of the evaporation pipe is provided with a heat conduction contact surface, the heat conduction contact surfaces are sequentially distributed along the extension path direction of the evaporation pipe, the heat conduction contact surface is a straight line segment in the cross section of the evaporation pipe, and the heat conduction contact surface is in surface-to-surface contact with the outer side of the shell side wall, so that the contact between the evaporation pipe and the shell side wall is surface-to-surface contact, the contact area is increased, and the refrigeration efficiency is improved.

[0023] Specifically, the evaporation pipe 2 is a semicircular pipe, and the heat conduction contact surface 201 is a straight line segment in the semicircular cross section of the semicircular pipe. Action: the semicircular pipe can have good flowability of the circular pipe and a larger contact surface of the rectangular pipe.

[0024] Specifically, the heat-conducting contact surface 201 comprises at least one of the first contact surface 2011 and the second contact surface 2012, the first contact surface 2011 is a plane, and the second contact surface 2012 is a curved surface.

[0025] Specifically, the heat-conducting contact surface 201 comprises two of the first contact surface 2011 and the second contact surface 2012, and the first contact surface 2011 is connected with the second contact surface 2012.

[0026] Specifically, the evaporation pipe 2 is wound around the circumferential direction of the shell side wall 102 for several turns.

[0027] Specifically, the evaporation pipe 2 is distributed along the upper and lower directions, and there is a gap between the adjacent two turns of the evaporation pipe 2.

[0028] Specifically, the shape of the cross section of the shell side wall 102 is a race track circle, and the shapes of the shell opening 101 and the shell bottom wall 103 are race track circles.

[0029] Specifically, the front and rear sides of the shell side wall 102 are plane side walls respectively, and the left and right sides of the shell side wall 102 are curved side walls respectively.

[0030] Specifically, the shell bottom wall 103 is provided with a drain hole 105.

[0031] Specifically, the edge of the shell opening 101 is provided with a plurality of outwardly protruding lugs 106, the plurality of lugs 106 are sequentially distributed around the edge direction of the shell opening 101, and the lug 106 is provided with a connecting hole 107.

[0032] The evaporator of the utility model can be used on ice cream machines and ice melting machines.

[0033] The above is the preferred embodiment of the present application, it should be pointed out that, for those skilled in the art, without departing from the principles of the present application, under the premise of can make a number of improvements and refinements, these improvements and refinements also as the protection scope of the present application.

Claims

1. An evaporator comprising a housing (1) and an evaporation tube (2), characterized in that: The top end of the shell (1) is provided with a shell opening (101), the middle part of the shell (1) is provided with a shell side wall (102), the bottom end of the shell (1) is provided with a shell bottom wall (103), the shell opening (101), the shell side wall (102) and the shell bottom wall (103) form a shell cavity (104); the evaporation pipe (2) is wound on the shell side wall (102), the pipe wall of the evaporation pipe (2) is provided with a heat conduction contact surface (201), the heat conduction contact surface (201) is sequentially distributed along the extension path direction of the evaporation pipe (2); the heat conduction contact surface (201) is a straight line segment in the cross section of the evaporation pipe (2), and the heat conduction contact surface (201) is in face-to-face contact with the outer side of the shell side wall (102).

2. The evaporator of claim 1, wherein: The evaporation pipe (2) is a semicircular pipe, and the heat conduction contact surface (201) is a straight line segment in the semicircular cross section of the semicircular pipe.

3. The evaporator of claim 1, wherein: The heat conduction contact surface (201) includes at least one of a first contact surface (2011) and a second contact surface (2012), the first contact surface (2011) is a plane, and the second contact surface (2012) is a curved surface.

4. The evaporator of claim 3, wherein: The heat conduction contact surface (201) includes two of the first contact surface (2011) and the second contact surface (2012), and the first contact surface (2011) is connected with the second contact surface (2012).

5. The evaporator of claim 1, wherein: The evaporation pipe (2) is wound around the circumferential direction of the shell side wall (102) for several turns.

6. The evaporator of claim 5, wherein: The evaporation pipe (2) is distributed along the upper and lower directions, and there is a gap between the adjacent two turns of the evaporation pipe (2).

7. An evaporator according to any one of claims 1 to 6, characterised in that: The shape of the cross section of the shell side wall (102) is a track circle, and the shapes of the shell opening (101) and the shell bottom wall (103) are track circles.

8. The evaporator of claim 7, wherein: The front and rear sides of the shell side wall (102) are respectively plane side walls, and the left and right sides of the shell side wall (102) are respectively curved side walls.

9. An evaporator according to any one of claims 1 to 6, characterised in that: The shell bottom wall (103) is provided with a drain hole (105).

10. An evaporator according to any one of claims 1 to 6, characterized in that: The edge of the shell opening (101) is provided with a plurality of outwardly protruding lugs (106), the plurality of lugs (106) are sequentially distributed around the edge direction of the shell opening (101), and the lug (106) is provided with a connecting hole (107).

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