CN219372828U

CN219372828U - Instrument shell with good waterproof performance

Info

Publication number: CN219372828U
Application number: CN202320624819.XU
Authority: CN
Inventors: 马冰
Original assignee: Laiwu Shangye Machinery Equipment Co ltd
Current assignee: Laiwu Shangye Machinery Equipment Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-07-18
Anticipated expiration: 2033-03-27

Abstract

The utility model discloses a meter housing with good waterproof performance in the field of meter housings, which comprises a lower meter housing, an upper meter housing and an observation window, wherein the upper meter housing is fixedly connected to the top of the lower meter housing through bolts, the observation window is penetrated and arranged at the middle position of the front side of the top of the upper meter housing, positioning pipes are fixedly connected at the four corners of the bottom of the inner side of the lower meter housing, connecting plates are fixedly connected at the left side and the right side of the front side and the rear side of the upper meter housing, when the upper meter housing and the lower meter housing are in closed installation, an extrusion plate is extruded to shrink an extrusion spring, a sealing rubber gasket is positioned in an installation groove, the extrusion plate is extruded to seal a rubber ring through the reaction force of the extrusion spring, the sealing rubber ring is tightly attached to the outer side of the installation groove, the water seepage of the junction of the upper meter housing and the lower meter housing is effectively prevented, and the inner element meter housing is prevented from being damaged.

Description

Instrument shell with good waterproof performance

Technical Field

The utility model relates to the technical field of instrument shells, in particular to an instrument shell with good waterproof performance.

Background

The instrument shell mainly plays a role in protecting internal elements, the main body adopts high-quality aluminum alloy sections, and has the characteristics of reasonable design, firm structure, attractive appearance and the like, and is widely applied to industries such as instruments, meters, electronics, communication, automation, sensors, smart cards, industrial control, precision machinery and the like, and is an ideal box body of a high-grade instrument and meter.

At present, when the instrument shell is used, the sealing gasket is lack in the shell, moisture is easy to infiltrate along the connecting part of the shell, so that the internal elements of the instrument shell are damaged, the waterproofness of the instrument shell is reduced, the waterproofness of the instrument shell is poor, and therefore, the instrument shell with good waterproofness is provided.

Disclosure of Invention

The utility model aims to provide an instrument shell with good waterproof performance, so as to solve the problems that in the prior art, the interior of the shell lacks a sealing gasket when the instrument shell is used, moisture is easy to infiltrate along the connecting part of the shell, so that the components in the instrument shell are damaged, the waterproof performance of the instrument shell is reduced, and the waterproof performance of the instrument shell is poor.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an instrument casing that waterproof performance is good, includes down instrument shell, goes up instrument shell and observation window, go up instrument shell pass through bolt fixed connection in instrument shell top down, the observation window run through set up in go up instrument shell top front side intermediate position department, lower instrument shell inboard bottom four corners limit position fixedly connected with locating tube, go up instrument shell front and back side left and right sides fixedly connected with connecting plate, go up instrument shell front side intermediate position department and run through and seted up the through wires hole, go up instrument shell inboard bottom four corners limit position department fixedly connected with locating lever, install the mounting groove has been seted up all around down instrument shell top, the inboard fixedly connected with extrusion spring of mounting groove, extrusion spring other end fixedly connected with stripper plate, go up instrument bottom fixedly connected with sealing rubber.

As a further description of the above technical solution:

the diameter of the positioning rod is equal to the inner diameter of the positioning tube, and threaded holes are formed in the left and right parts of the front side, the rear side and the left side of the lower instrument housing.

As a further description of the above technical solution:

when the sealing rubber is positioned in the mounting groove, the outer side of the sealing rubber is tightly attached to the outer side of the mounting groove.

As a further description of the above technical solution:

the middle position of the left side of the upper instrument shell is fixedly connected with a threaded pipe, the inside of the threaded pipe is movably connected with an expansion rubber ring, the inside of the threaded pipe is connected with a threaded rod through threads in a threaded mode, the right end of the threaded rod is fixedly connected with an extrusion ring, and the left end of the threaded rod is fixedly connected with a knob.

As a further description of the above technical solution:

the expansion rubber ring, the threaded rod and the middle part of the left side of the knob are all provided with round holes in a penetrating mode, and the circle center of the round holes and the circle center of the threading holes are located on the same straight line.

As a further description of the above technical solution:

anti-skid patterns are formed on the outer side of the knob.

Compared with the prior art, the utility model has the beneficial effects that:

1. this instrument casing that waterproof performance is good, when last instrument casing and instrument casing carry out the closed installation down, extrusion stripper plate makes extrusion spring shrink, makes sealing rubber pad be located the mounting groove inside, through extrusion spring's reaction force, makes stripper plate extrusion sealing rubber circle, makes sealing rubber circle and the inseparable laminating in mounting groove outside, effectually prevents that junction infiltration of going up instrument casing and instrument casing down, promotes the waterproof nature of instrument casing, avoids interior component to damage.

2. This instrument casing that waterproof performance is good, after the threading is accomplished, rotates the knob, makes the threaded rod rotate, and threaded rod and screwed pipe pass through threaded connection to make the threaded rod rotate the limit and remove, drive the extrusion circle and remove, extrude the expansion rubber circle, make its deformation inflation, make expansion rubber circle and the inseparable laminating in the connecting wire outside, seal through wires hole department, avoid steam to get into from the through wires hole department, further promote the water-proof effects.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a meter housing with good waterproof performance according to the present utility model;

FIG. 2 is a schematic view of a positioning tube mounting structure of an instrument housing with good waterproof performance;

FIG. 3 is a schematic view of an installation structure of a squeeze plate of an instrument housing with good waterproof performance;

fig. 4 is a schematic view of a threaded rod installation structure of a meter housing with good waterproof performance.

In the figure: 100. a lower instrument housing; 110. a positioning tube; 200. an upper instrument housing; 210. a connecting plate; 220. a threading hole; 230. a positioning rod; 300. an observation window; 400. a mounting groove; 410. extruding a spring; 420. an extrusion plate; 430. sealing rubber; 500. a threaded tube; 510. an expansion rubber ring; 520. a threaded rod; 530. a pressing ring; 540. and (5) a knob.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model provides an instrument shell with good waterproof performance, which effectively prevents water seepage at the joint of an upper instrument shell and a lower instrument shell, improves the waterproof performance of the instrument shell, avoids damaging internal elements, and referring to figures 1-4, and comprises a lower instrument shell 100, an upper instrument shell 200 and an observation window 300;

referring to fig. 1 again, upper instrument case 200 is fixedly connected to the top of lower instrument case 100 by bolts, and observation window 300 is opened through at a middle position of the front side of the top of upper instrument case 200;

referring to fig. 2 again, positioning pipes 110 are fixedly connected to the four corners of the bottom inside of lower instrument housing 100 for mounting positioning rods 230, and connecting plates 210 are fixedly connected to the front, rear, left and right sides of upper instrument housing 200 for fixing lower instrument housing 100;

referring to fig. 2 again, a threading hole 220 is formed in the middle of the front side of the upper instrument case 200 for threading, and positioning rods 230 are fixedly connected to the four corners and edges of the bottom inside the upper instrument case 200;

referring to fig. 3 again, a mounting groove 400 is formed around the top of the lower instrument housing 100, and an extrusion spring 410 is fixedly and uniformly connected to the inner side of the mounting groove 400;

referring to fig. 3 again, the other end of the compression spring 410 is fixedly connected with a compression plate 420, and the bottom end of the upper instrument housing 200 is fixedly connected with a sealing rubber 430.

In summary, when the upper meter housing 200 and the lower meter housing 100 are installed in a closed manner, the extrusion plate 420 is extruded to shrink the extrusion spring 410, the sealing rubber gasket 430 is located inside the installation groove 400, and the extrusion plate 420 extrudes the sealing rubber ring 430 by the reaction force of the extrusion spring 410, so that the sealing rubber ring 430 is tightly attached to the outer side of the installation groove 400, water seepage at the joint of the upper meter housing 200 and the lower meter housing 100 is effectively prevented, waterproofness of the meter housing is improved, and damage to internal elements is avoided.

Referring again to fig. 2, locating rod 230 has a diameter equal to the inner diameter of locating tube 110, and threaded holes are formed in the left and right portions of the front and rear sides of lower instrument housing 100.

Referring again to fig. 3, when the sealing rubber 430 is located inside the installation groove 400, the outer side of the sealing rubber 430 is tightly attached to the outer side of the installation groove 400.

Referring to fig. 4 again, a threaded pipe 500 is fixedly connected to the middle position of the left side of the upper instrument housing 200, an expansion rubber ring 510 is movably connected to the inside of the threaded pipe 500, a threaded rod 520 is screwed to the inside of the threaded pipe 500, an extrusion ring 530 is fixedly connected to the right end of the threaded rod 520, and a knob 540 is fixedly connected to the left end of the threaded rod 520.

Referring to fig. 4 again, circular holes are formed through the left middle portions of the expansion rubber ring 510, the threaded rod 520 and the knob 540, and the center of the circular holes and the center of the threading hole 220 are located on the same straight line.

Referring again to fig. 4, anti-slip threads are provided on the outside of the knob 540.

To sum up, after the threading is completed, the knob 540 is turned to rotate the threaded rod 520, and the threaded rod 520 is connected with the threaded pipe 500 through threads, so that the threaded rod 520 rotates while moving to drive the extrusion ring 530 to move, and the expansion rubber ring 510 is extruded to deform and expand, so that the expansion rubber ring 510 is tightly attached to the outer side of the connecting wire, the threading hole 220 is closed, water vapor is prevented from entering from the threading hole 220, and the waterproof effect is further improved.

When the screw thread is specifically used, a person skilled in the art rotates the knob 540 after the threading is completed, so that the threaded rod 520 rotates, the threaded rod 520 is connected with the threaded pipe 500 through threads, so that the threaded rod 520 rotates and moves while driving the extrusion ring 530 to move, the expansion rubber ring 510 is extruded, deformation expansion is performed, the expansion rubber ring 510 is tightly attached to the outer side of a connecting wire, the threading hole 220 is closed, moisture is prevented from entering from the threading hole 220, when the upper instrument housing 200 and the lower instrument housing 100 are installed in a closed mode, the extrusion plate 420 is extruded, the extrusion spring 410 is contracted, the sealing rubber pad 430 is positioned in the installation groove 400, the extrusion plate 420 extrudes the sealing rubber ring 430 through the reaction force of the extrusion spring 410, the sealing rubber ring 430 is tightly attached to the outer side of the installation groove 400, water seepage at the joint of the upper instrument housing 200 and the lower instrument housing 100 is effectively prevented, and then the connecting plate 210 is fixedly connected with the lower instrument housing 100 through bolts, and the installation is completed.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. An instrument casing that waterproof performance is good, its characterized in that: including lower instrument shell (100), go up instrument shell (200) and observation window (300), go up instrument shell (200) through bolt fixed connection in instrument shell (100) top down, observation window (300) run through set up in go up instrument shell (200) top front side intermediate position department, lower instrument shell (100) inboard bottom four corners limit position department fixedly connected with registration arm (110), go up instrument shell (200) front and back side left and right sides fixedly connected with connecting plate (210), go up instrument shell (200) front side intermediate position department and run through set up through wire hole (220), go up instrument shell (200) inboard bottom four corners limit position department fixedly connected with locating lever (230), install mounting groove (400) around instrument shell (100) top down, install groove (400) inboard fixedly connected with extrusion spring (410), extrusion spring (410) other end fixedly connected with extrusion plate (420), go up instrument shell (200) bottom fixedly connected with sealing rubber (430).

2. The instrument housing with good waterproof performance according to claim 1, wherein: the diameter of the locating rod (230) is equal to the inner diameter of the locating tube (110), and threaded holes are formed in the left and right parts of the front side and the rear side of the lower instrument shell (100).

3. The instrument housing with good waterproof performance according to claim 1, wherein: when the sealing rubber (430) is positioned in the mounting groove (400), the outer side of the sealing rubber (430) is tightly attached to the outer side of the mounting groove (400).

4. The instrument housing with good waterproof performance according to claim 1, wherein: the device is characterized in that a threaded pipe (500) is fixedly connected to the middle position of the left side of the upper instrument housing (200), an expansion rubber ring (510) is movably connected to the inside of the threaded pipe (500), a threaded rod (520) is connected to the inside of the threaded pipe (500) through threads in a threaded mode, an extrusion ring (530) is fixedly connected to the right end of the threaded rod (520), and a knob (540) is fixedly connected to the left end of the threaded rod (520).

5. The instrument housing with good waterproof performance according to claim 4, wherein: the expansion rubber ring (510), the threaded rod (520) and the middle part of the left side of the knob (540) are all provided with round holes in a penetrating mode, and the circle centers of the round holes and the circle centers of the threading holes (220) are located on the same straight line.

6. The instrument housing with good waterproof performance according to claim 4, wherein: anti-skid patterns are formed on the outer side of the knob (540).