CN214757178U

CN214757178U - Controller casing for waterproof type refrigeration environment

Info

Publication number: CN214757178U
Application number: CN202120888272.5U
Authority: CN
Inventors: 张伟
Original assignee: Jiangsu Jingchuang Electronics Co ltd
Current assignee: Jiangsu Jingchuang Electronics Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-11-16
Anticipated expiration: 2031-04-28

Abstract

A waterproof controller shell for refrigeration environment comprises a front shell and a rear shell which are detachably connected with each other, wherein the front shell is integrally T-shaped and mainly comprises a front panel and a rear groove cavity, water retaining ribs are formed on the periphery of the front panel at the joint of the front panel and the rear groove cavity, and a diversion trench I is arranged above the rear groove cavity at the joint of the front panel and the rear groove cavity; the rear shell is integrally in an inverted U shape, is arranged at the free end part of the rear groove cavity of the front shell and forms a joint with the front shell on the side surface, the side surface of the rear shell is provided with a circle of guide grooves II, and the guide grooves after assembly are positioned in the rear groove cavity. The utility model discloses a waterproof performance is superior, can avoid water infiltration circuit board omnidirectionally, can prolong product life, reduces the product because the risk of using the short circuit under humid environment, strengthens terminal equipment and personnel's security greatly.

Description

Controller casing for waterproof type refrigeration environment

Technical Field

The utility model relates to a product shell structure, especially a controller casing for waterproof type refrigeration environment belongs to refrigeration controller technical field.

Background

At present, the known refrigeration controller can intelligently control and protect refrigeration equipment/environment with higher requirements, and can effectively save energy. The refrigeration equipment/environment comprises a refrigeration control cabinet such as a kitchen cabinet, an ice chest, a freezer and the like, and also comprises a freezer, and a certain amount of condensed water is inevitably formed in the environment in the long-term use process. For a refrigeration controller installed in a refrigeration equipment/environment, if water is contacted, poor contact occurs lightly, short circuit occurs, and fire is caused heavily, causing loss of personnel and property.

And the casing protection of most refrigeration controller products on the market at present can only accomplish positive waterproof, to controller casing inside to and from openly through the product inner wall inwards seep water all around unavoidable. Particularly, a controller product shell for a refrigeration environment in the existing market is mainly composed of a front shell and a rear shell, the shapes of the front shell and the rear shell are usually designed into rectangular sections, the front shell and the rear shell are fixed through buckles or locking screws, and then the front shell and the rear shell are installed on a refrigeration equipment/environment terminal product in an embedded mode. Because the front shell and the rear shell are not a whole, the front shell and the rear shell have seams after assembly, gaps exist at the seams, condensed water generated in the using process and water of an operation belt in the cleaning process after use can permeate into the shell through the gaps between the front shell and the rear shell, and potential safety hazards of short circuit of an internal circuit, equipment burnout and fire hazard are caused.

Disclosure of Invention

In order to overcome prior art's the aforesaid not enough, the utility model provides a waterproof type is controller casing for refrigeration environment, the waterproof performance of this casing is superior, can avoid water infiltration circuit board omnidirectionally, can prolong product life, reduces the product because the risk of using the short circuit under humid environment, strengthens terminal equipment and personnel's security greatly.

The utility model provides a technical scheme that its technical problem adopted is: the water-retaining wall comprises a front shell and a rear shell which are detachably connected with each other, wherein the front shell is integrally T-shaped and mainly comprises a front panel and a rear groove cavity, water-retaining ribs are formed on the periphery of the front panel at the joint of the front panel and the rear groove cavity, and a flow guide groove I is arranged above the rear groove cavity at the joint of the front panel and the rear groove cavity; the rear shell is integrally in an inverted U shape, is arranged at the free end part of the rear groove cavity of the front shell and forms a joint with the front shell on the side surface, the side surface of the rear shell is provided with a circle of guide grooves II, and the guide grooves after assembly are positioned in the rear groove cavity.

Compared with the prior art, the controller shell for the waterproof refrigeration environment of the utility model creatively designs the front shell into a whole T shape and the rear shell into a whole inverted U shape, the rear groove cavity of the front shell can cover the rear shell, so that no seam exists on the front surface of the product, and water is prevented from flowing into the product from the seams on the two sides; the water retaining ribs of the front panel can retain water at the assembling positions of the front shell and the rear shell outside, so that the water can vertically drip and cannot flow into the product; the flow guide groove I is arranged above the front shell, so that when water seeps from the front of a terminal product, the water is guided to two ends, the water is prevented from entering the shell, and hidden troubles such as short circuit and the like are caused to a circuit; utilize round guiding gutter II of backshell side simultaneously, when the short time water from the preceding infiltration of terminal product, guiding gutter I can not in time water conservancy diversion to both sides, inside water can continue to flow into the casing, II grooves of guiding gutter can be with water conservancy diversion to casing below, prevent rivers and ooze the circuit board along shells inner wall on, further promoted waterproof performance. To sum up, the utility model discloses the waterproof performance of casing is very superior, can avoid water infiltration circuit board omnidirectionally, has prolonged product life, has reduced the product because the risk of using the short circuit under humid environment, strengthens terminal equipment and personnel's security greatly.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is an exploded view of a controller according to an embodiment of the present invention.

Fig. 2 is an enlarged view of a half-section of a controller according to an embodiment of the present invention.

Fig. 3 is a rear view of a controller according to an embodiment of the present invention.

In the figure, the plug-in connector comprises a front shell 1, a front shell 11, a front panel 111, a water retaining rib 12, a rear groove cavity 121, a flow guide groove I, a flow guide groove 13, a clamping claw 14, a plug-in post 2, a rear shell 21, a reverse L-shaped flange 22, a flow guide groove II, a flow guide groove 23, a wire outlet terminal 3, a circuit board 31 and a plug-in barrel.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Fig. 1 to 3 show a schematic structural diagram of a preferred embodiment of the present invention, and a waterproof controller casing for refrigeration environment in fig. 1 includes a front casing 1 and a rear casing 2 detachably connected to each other, a circuit board 3 for implementing a controller function is installed in an accommodating space between the front casing 1 and the rear casing 2, and the detachable connection between the front casing 1 and the rear casing 2 by means of a buckle is one of the preferred and commonly used specific connection modes; the further optimized design of this embodiment is that, the front panel 11 is further provided with a plugging column 14 fixedly connected with the circuit board 3 above the inner surface thereof, and a matched plugging cylinder 31 is arranged at a position corresponding to the circuit board 3, so that the mounting position of the circuit board 3 is adjusted to the upper part inside the casing, compared with the circuit board in the prior art which is generally arranged below the inside of the casing, when water seeps into the casing, because the circuit board 3 is arranged above the casing, the water can drip downwards under the action of gravity, so that the water cannot be accumulated on the circuit board 3, the risk of short circuit is eliminated, and the service life of the product can be prolonged.

Referring to fig. 1 and 2, in this embodiment, the front housing 1 is integrally "T" shaped, and mainly includes a front panel 11 and a rear cavity 12, the rear housing 2 is integrally "U" shaped, and is mounted at a free end of the rear cavity 12 of the front housing 1 to form a seam with the front housing 1 at a side surface, the front panel 11 is directly waterproof from a front surface, the rear cavity 12 can shield the rear housing 2, so that no seam exists on the front surface of the product, and water is prevented from flowing into the product from the seam; the water retaining ribs 111 formed around the front panel 11 at the joint of the front panel and the rear panel can retain water at the assembling position of the front shell and the rear shell outside, so that the water can vertically drip and cannot flow into the product.

Referring to fig. 2, in the present embodiment, when water seeps from the front of the end product, in order to guide the water to the two ends and prevent the water from entering the inside of the housing, a guide groove i 121 is provided above the rear groove cavity 12 at the junction of the two; when water seeped from the front of the terminal product in a short time, the diversion trench I121 of the front shell 1 cannot timely divert the water to two sides, the water can continuously flow into the shell, and at the moment, in order to prevent the water from seeping to the circuit board along the inner wall of the shell, the water is diverted to the lower part of the shell by the side surface of the rear shell 2 and the circle of diversion trench II 22 positioned in the rear groove cavity 12. The flow guide grooves I121 and the flow guide grooves II 22 are mainly used for flow guide, and the specific shapes of the flow guide grooves I121 and the flow guide grooves II 22 can adopt any other forms such as U-shaped grooves, V-shaped grooves, concave grooves or semicircular grooves.

Referring to fig. 1-3, as a preferred design scheme of the present embodiment, reverse "L" shaped flanges 21 are further installed on the back surface of the rear housing 2 above and on both sides of the position of the outlet terminal 23. The water-proof terminal can block condensed water and water permeating from the terminal product, and prevents the water from entering the terminal to cause short circuit.

Referring to fig. 1 and 2, the jaws 13 connected with the terminal product in a snap-fit manner are respectively arranged around the rear slot cavity 12, so that the controller housing and the terminal equipment in the refrigeration environment can be quickly disassembled and assembled.

The utility model discloses an increase waterproof performance, prolonged product life, reduced the product because the risk of using the short circuit under humid environment, strengthen terminal equipment and personnel's security greatly, eliminate because the short circuit causes the loss of personnel and property.

The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do the restriction in any form, all basis the utility model discloses a technical essence makes any simple modification and equal change to above embodiment, all falls into within the protection scope of the utility model.

Claims

1. The utility model provides a controller casing for waterproof type refrigeration environment, includes preceding shell and backshell (2) of mutual detachable connection, characterized by: the front shell (1) is integrally T-shaped and mainly comprises a front panel (11) and a rear groove cavity (12), a water retaining rib (111) is formed on the periphery of the front panel (11) at the joint of the front panel and the rear groove cavity, and a flow guide groove I (121) is arranged above the rear groove cavity (12) at the joint of the front panel and the rear groove cavity; the rear shell (2) is integrally in an inverted U shape, is mounted at the free end part of a rear groove cavity (12) of the front shell (1) and forms a seam with the front shell (1) on the side surface, a circle of flow guide groove II is arranged on the side surface of the rear shell (2), and the flow guide groove after assembly is positioned in the rear groove cavity (12).

2. The controller housing for a waterproof refrigeration environment of claim 1, wherein: reverse L-shaped flanges (21) are further mounted on the back surface of the rear shell (2) above and on two sides of the position of the outlet terminal (23).

3. A water-resistant refrigeration environment controller housing as claimed in claim 1 or 2, wherein: the flow guide grooves I (121) and the flow guide grooves II are U-shaped grooves, V-shaped grooves, concave grooves or semicircular grooves.

4. The controller housing for a waterproof refrigeration environment of claim 3, wherein: the front shell (1) and the rear shell (2) are detachably connected through a buckle.

5. The controller housing for a waterproof refrigeration environment of claim 4, wherein: and clamping jaws (13) which are connected with the terminal product in a buckling manner are respectively arranged on the periphery of the rear groove cavity (12).

6. A water-resistant refrigeration environment controller housing as claimed in claim 1 or 2, wherein: the front panel (11) is also provided with a plug column (14) fixedly connected with the circuit board (3) above the inner surface, and a matched plug cylinder (31) is arranged at the corresponding position of the circuit board (3).