CN211085405U

CN211085405U - Outer shell for liquid level sensor

Info

Publication number: CN211085405U
Application number: CN202020155669.9U
Authority: CN
Inventors: 刘立斌; 付骏宇
Original assignee: Suzhou Rongsi Henghui Intelligent Technology Co ltd
Current assignee: Suzhou Rongsi Henghui Intelligent Technology Co ltd
Priority date: 2020-02-08
Filing date: 2020-02-08
Publication date: 2020-07-24
Anticipated expiration: 2030-02-08

Abstract

The utility model discloses an outer casing for level sensor, including integrated box, detection ring, connecting box and built-in piece, department all is fixed with the fixed block in the middle of the both sides of integrated box, threaded mounting has the screw on the fixed block, the connecting box is pegged graft at the rear end face of integrated box, the lower terminal surface of connecting box is equipped with a shell section of thick bamboo, the spout has all been seted up to the lower extreme inboard on the shell section of thick bamboo, built-in piece slidable mounting is in a shell section of thick bamboo, the outside of built-in piece is fixed with the slider, and slider slidable mounting is in the spout, the upper and lower end of detection ring is fixed on adjacent built-in piece, the outside annular array distribution of detection ring has the contact, the upper end annular array distribution of a shell section of thick bamboo has the stopper, the lower extreme annular array distribution of a shell section of thick bamboo has the spacing groove, and stopper and. The utility model discloses possess adjustable detection height, the practicality is strong and the protectiveness is strong, ensures the advantage of transportation security.

Description

Outer shell for liquid level sensor

Technical Field

The utility model relates to a sensor technical field specifically is a shell body for level sensor.

Background

A level sensor is a pressure sensor that measures the level of a liquid. The static pressure drop-in type liquid level transmitter is based on the principle that the measured liquid static pressure is proportional to the height of the liquid, adopts an advanced foreign isolation type diffused silicon sensitive element or a ceramic capacitance pressure sensitive sensor to convert the static pressure into an electric signal, and then converts the electric signal into a standard electric signal through temperature compensation and linear correction.

Through a large amount of search discoveries, the Chinese utility model patent: application No. CN97118665.0, a sensor housing, having on its outside a clip integrally connected to the housing, the clip being equipped with a first pair of elastically bending wings and a second pair of wings directed towards the first pair of wings by means of a bracket. During fixing, the clamping pieces are inserted into the holes on the bulges of the alkali liquor container, and the second pair of wing pieces are clamped and fixed in the holes. In addition, a fixing clamp ring is connected with the sensor shell integrally through at least one connecting belt at the connecting end of the casing of the alkali liquor discharge diaphragm box. When the fixing device is fixed, the clamping ring bends 90 degrees towards the outer surface of the sleeve which is pressed against the connecting band at the connecting band of the clamping ring and surrounds the sleeve. One end of the clamping ring is provided with a insection section, and the insection end is inserted into the end hole on the other end of the clamping ring and clamped. This results in a complete connection.

When the existing liquid level sensor detects the liquid level height, the height is displayed through a plurality of stages of detection heads, but the sensor cannot effectively adjust the detection height according to the liquid level height to be displayed when being installed, the detection height is limited when leaving a factory, and cannot be adjusted according to actual use conditions, so that the use is inconvenient; the existing liquid level sensor has poor practicability, does not have protection performance on the sensitive element when not used, and the exposed sensitive element is easy to damage in transportation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an outer shell body for level sensor possesses adjustable detection height, and the practicality is strong and protective nature is strong, ensures the advantage of transportation security, solves the poor problem of poor and protective nature of current equipment practicality.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an outer casing for level sensor, includes the collection box, detects ring, connecting box and embeds the piece, department all is fixed with the fixed block in the middle of the both sides of collection box, threaded mounting has the screw on the fixed block, the connecting box is pegged graft at the rear end face of collection box, the lower terminal surface of connecting box is equipped with a shell section of thick bamboo, the spout has all been seted up to the lower extreme inboard on the shell section of thick bamboo, it is in a shell section of thick bamboo to embed piece slidable mounting, the outside of embedding piece is fixed with the slider, and slider slidable mounting is in the spout, the upper and lower end of detecting the ring is fixed on adjacent embedding piece, the outside annular array distribution of detecting the ring has the contact, the upper end annular array distribution of a shell section of thick bamboo has the stopper, the lower extreme annular array distribution of a shell section of thick bamboo has the spacing groove.

Preferably, the display screen is embedded in the front end face of the integration box, the slot is formed in the rear end face of the integration box, and the connecting box is inserted into the slot through the inserting block.

Preferably, the outer shell cylinder and the built-in block are both in cylindrical design, the built-in block is matched with the inner part of the outer shell cylinder, and the sliding block is matched with the sliding groove.

Preferably, the upper end and the lower end of the outer side of the built-in block are both fixed with a sealing ring, the sliding block is positioned on the inner side of the sealing ring, and the sealing ring is attached to the inner wall of the outer shell cylinder.

Preferably, the number of the outer shell cylinders is eight, the outer shell cylinders form a telescopic cylinder through the detection rings and the built-in blocks, the number of the detection rings is seven, and the detection rings are located on the inner side of the outer shell cylinders.

Preferably, the sliding block (10) is designed in an annular shape, the sliding groove (11) is designed in a cylindrical shape, the sliding block (10) is matched with the sliding groove (11), and the length of the sliding groove (11) is half of the height of the detection ring (5).

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model is provided with the shell cylinder and the detection ring, when in installation, a worker passes the integration box of the device through the through groove on the box wall, the fixed block is fixed on the phase wall through a screw, the connecting box is inserted at the rear end of the integration box from the interior of the box body, the shell cylinder with corresponding number of sections is pulled open according to the detected liquid level height, the limit block and the limit groove of the adjacent shell cylinder are separated, the detection ring between the adjacent shell cylinders is exposed, the liquid is sensed through the contact, the liquid height is detected, then the signal is transmitted to the display screen at the outer side of the integration box for displaying, when the shell cylinder is pulled open, the built-in block is pulled outwards, the slide block moves in the chute, the moving distance is limited through the chute length, the liquid is prevented from entering through the sealing ring, the device can adjust the difference of the detection height according to the set containing sensitive element according to the actual use condition, and can, the sensitive element contact is accommodated in the shell barrel, so that damage during transportation is avoided, and unnecessary loss is avoided.

Drawings

Fig. 1 is a schematic view of the expanded structure of the present invention;

FIG. 2 is a schematic sectional view of the housing tube of the present invention;

fig. 3 is a schematic structural diagram of a in fig. 2 according to the present invention;

FIG. 4 is a schematic view of the structure of the limiting groove of the present invention;

fig. 5 is a schematic view of the closed structure of the present invention.

In the figure: 1. an integration box; 2. a fixed block; 3. a screw; 4. a housing tube; 5. a detection ring; 6. a connecting box; 7. a contact; 8. a built-in block; 9. a seal ring; 10. a slider; 11. a chute; 12. a limiting block; 13. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, the present invention provides an embodiment: the utility model provides an outer casing for level sensor, includes integration box 1, detection ring 5, connecting box 6 and built-in piece 8, department all is fixed with fixed block 2 in the middle of the both sides of integration box 1, and screw 3 is installed to the screw thread on the fixed block 2, and connecting box 6 pegs graft at the rear end face of integration box 1, and the display screen is installed in the preceding terminal surface embedding of integration box 1, and the slot has been seted up to the rear end face of integration box 1, and connecting box 6 pegs graft in the slot through the inserted block.

The lower terminal surface of connecting box 6 is equipped with a shell section of thick bamboo 4, spout 11 has all been seted up to shell section of thick bamboo 4 upper and lower end inboard, built-in block 8 slidable mounting is in shell section of thick bamboo 4, the outside of built-in block 8 is fixed with slider 10, and slider 10 slidable mounting is in spout 11, the upper and lower end of detecting ring 5 is fixed on adjacent built-in block 8, the outside annular array distribution of detecting ring 5 has contact 7, shell section of thick bamboo 4 and built-in block 8 all are cylindrical design, and built-in block 8 and the inside looks adaptation of shell section of thick bamboo 4, slider 10 and spout 11 looks adaptation, the upper and lower extreme all is fixed with sealing washer 9 in the outside of built-in block 8, and slider 10 is located sealing washer 9 inboard, sealing washer 9 laminates with the inner wall of shell section of thick bamboo 4 mutually, slider 10 is annular design, spout 11 is cylindrical design, and slider 10 and spout 11 looks adaptation, the length of spout 11.

The upper end of the outer shell barrel 4 is distributed with a limit block 12 in an annular array, the lower end of the outer shell barrel 4 is distributed with a limit groove 13 in an annular array, the limit blocks 12 are matched with the limit grooves 13, the outer shell barrel 4 is provided with eight, the outer shell barrel 4 forms a telescopic barrel through a detection ring 5 and a built-in block 8, the detection ring 5 is provided with seven, the detection ring 5 is positioned at the inner side of the outer shell barrel 4, when in installation, a worker passes the integration box 1 of the device through a through groove on the box wall, fixes the fixed block 2 on the opposite wall through a screw 3, so that the connecting box 6 is inserted at the rear end of the integration box 1 from the box body, the limit blocks 12 and the limit grooves 13 of the adjacent outer shell barrels 4 are separated according to the height of the detection liquid level, the detection ring 5 between the adjacent outer shell barrels 4 is exposed, the liquid is sensed through a contact 7, the height of the liquid is detected, and then the signal is, when the shell barrel 4 is pulled open, the built-in block 8 is pulled outwards, the sliding block 10 moves in the sliding groove 11, the moving distance is limited by the length of the sliding groove 11, liquid is prevented from entering the sliding block through the sealing ring 9, the device can adjust the difference of the detection height according to the actual use condition according to the set storage type sensitive element, meanwhile, the device can be completely stored when not in use, the sensitive element contact 7 is stored in the shell barrel 4, and the damage and the loss are avoided during transportation.

The working principle is as follows: the utility model discloses in operation, during the installation, pass logical groove on the tank wall with the integrated box 1 of device, fix fixed block 2 on the looks wall through screw 3, make connecting box 6 peg graft at integrated box 1 rear end from the box is inside, highly pull open the shell section of thick bamboo 4 that corresponds the pitch number according to detecting the liquid level, make the stopper 12 and the spacing groove 13 separation of adjacent shell section of thick bamboo 4, expose detection ring 5 between adjacent shell section of thick bamboo 4, respond to liquid through contact 7, detect the liquid height, show signal transmission to the display screen in the integrated box 1 outside again, when shell section of thick bamboo 4 pulls open, make built-in block 8 stimulate to the outside, slider 10 removes in spout 11, carry out displacement's injecing through spout 11 length, prevent through sealing washer 9 that liquid from getting into. The working principle of the present invention is the above.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an outer casing for level sensor, includes collection box (1), detects ring (5), connecting box (6) and built-in block (8), its characterized in that: the integrated box is characterized in that fixed blocks (2) are fixed in the middle of two sides of the integrated box (1), screws (3) are installed on the fixed blocks (2) in a threaded mode, the connecting box (6) is inserted into the rear end face of the integrated box (1), a shell barrel (4) is arranged on the lower end face of the connecting box (6), sliding grooves (11) are formed in the inner sides of the upper end and the lower end of the shell barrel (4), the built-in blocks (8) are installed in the shell barrel (4) in a sliding mode, sliding blocks (10) are fixed on the outer sides of the built-in blocks (8), the sliding blocks (10) are installed in the sliding grooves (11) in a sliding mode, the upper end and the lower end of each detection ring (5) are fixed on the adjacent built-in blocks (8), contacts (7) are distributed on the outer side of each detection ring (5) in an annular array mode, limiting blocks (12) are distributed on the upper end of each shell barrel (4), and limiting grooves, and the limiting block (12) is matched with the limiting groove (13).

2. An outer housing for a liquid level sensor according to claim 1, wherein: the display screen is embedded into the front end face of the integration box (1), the slot is formed in the rear end face of the integration box (1), and the connecting box (6) is inserted into the slot through the inserting block.

3. An outer housing for a liquid level sensor according to claim 1, wherein: the outer shell barrel (4) and the built-in block (8) are both in cylindrical design, the built-in block (8) is matched with the inside of the outer shell barrel (4), and the sliding block (10) is matched with the sliding groove (11).

4. An outer housing for a liquid level sensor according to claim 1, wherein: the upper end and the lower end of the outer side of the built-in block (8) are both fixed with a sealing ring (9), the sliding block (10) is positioned on the inner side of the sealing ring (9), and the sealing ring (9) is attached to the inner wall of the outer shell barrel (4).

5. An outer housing for a liquid level sensor according to claim 1, wherein: the number of the outer shell cylinders (4) is eight, the outer shell cylinders (4) form telescopic cylinders through the detection rings (5) and the built-in blocks (8), the number of the detection rings (5) is seven, and the detection rings (5) are located on the inner side of the outer shell cylinders (4).

6. An outer housing for a liquid level sensor according to claim 1, wherein: the slider (10) is the annular design, spout (11) are cylindrical design, and slider (10) and spout (11) looks adaptation, the length of spout (11) is for detecting the half of ring (5) height.