CN217171808U

CN217171808U - Vacuum type leakage detection device for oil depot storage tank

Info

Publication number: CN217171808U
Application number: CN202123316141.9U
Authority: CN
Inventors: 戴可正; 张国强
Original assignee: Qingdao Youandi Technology Co ltd
Current assignee: Qingdao Youandi Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-08-12
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a vacuum type leakage detection device for oil depot storage tank, including flame proof shell, lithium cell, status indicator lamp, MCU chip, pressure sensor, attach fitting, fixed subassembly, connecting pipe, fixed joint, delivery pipe, discharge valve and mount pad, there are lithium cell, status indicator lamp and MCU chip in the inside of flame proof shell through baffle fixed mounting, the device, through with lithium cell, status indicator lamp and MCU chip fixed mounting by baffle and flame proof shell, provide the electric quantity for status indicator lamp, MCU chip and pressure sensor through the lithium cell that sets up, in the in-process that uses the device, need not to lay wire alone and supply power for equipment, a large amount of cables and broken earth construction cost have been saved, the device can independent use simultaneously, not only very big reduction installation work volume, still be fit for at the big, the oil depot area is big, The device is used in the oil tank with long distance and large storage tank volume, and the practicability of the device is improved.

Description

Vacuum type leakage detection device for oil depot storage tank

Technical Field

The utility model relates to a seepage detection technical field specifically is a vacuum type seepage detection device for oil depot storage tank.

Background

At present, China is in a vigorous development of the environmental protection industry, the anti-leakage transformation of the storage tank of the domestic gas station is basically finished according to the corresponding national standard requirements, and the leakage detection method can be basically classified into three types: vacuum method, liquid medium method, sensor method. The vacuum method is characterized in that a glass fiber reinforced plastic layer is arranged on the inner wall of the oil tank, an interlayer with the thickness of about 1.5mm is formed between the glass fiber reinforced plastic and the steel tank of the oil tank body, the interlayer is vacuumized, a pressure sensor is arranged on the wall of the tank to monitor the pressure in real time, if the tank body leaks, the vacuum can not be maintained, and then an alarm is sent out through a host. The same leakage problem also exists in the oil depot storage tank, but the oil depot storage tank is not greatly popularized and modified. Because the oil depot storage tank is huge in volume, high in manufacturing cost and the like, the modification of the inner liner is undoubtedly the best scheme, and the corresponding leakage detection method is a vacuum method.

Most of existing vacuum type leakage detection equipment are specially designed for buried storage tanks of gas stations, grading distributed detection is adopted (sensor-transmitter-monitoring host), in the using process, the sensor needs to be in real-time communication with the monitoring host, the oil depot area is large, the distance between the storage tank and a monitoring room is long, the conventional communication mode cannot meet the requirements, meanwhile, the existing sensor is usually installed at the bottom of an oil tank, oil leakage can generate huge pressure to the sensor, and the sensor can be broken down. Therefore, it is necessary to design a vacuum type leakage detection device for the oil depot storage tank.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vacuum type leakage detection device for oil depot storage tank to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a vacuum type leakage detection device for oil depot storage tank, includes flame proof shell, lithium cell, status indicator lamp, MCU chip, pressure sensor, attach fitting, fixed subassembly, connecting pipe, fixed joint, delivery pipe, discharge gate and mount pad, there are lithium cell, status indicator lamp and MCU chip in the inside of flame proof shell through baffle fixed mounting, and lithium cell, status indicator lamp and MCU chip all are arranged in the inside cavity of compriseing baffle and flame proof shell, and the through-hole has been seted up with status indicator lamp's junction simultaneously to the baffle, and the even fixed mounting in side of flame proof shell has the mount pad, and has seted up the connecting hole on the flame proof shell, the MCU chip respectively with status indicator lamp and pressure sensor electric connection, MCU chip and lithium cell electric connection.

Furthermore, the bottom of the flameproof housing is respectively provided with a pressure sensor and a connecting joint, and the pressure sensor is positioned right above the connecting joint.

Further, the bottom of attach fitting is provided with the discharge valve through the one end fixed connection of square piece and delivery pipe on the delivery pipe, square piece and the one end fixed connection of connecting pipe, and the junction of square piece and connecting pipe is provided with fixed seal pipe, and the outside of fixed seal pipe is provided with fixed subassembly.

Further, fixed subassembly includes base, double-screw bolt, turning block and footstock, and footstock and base are articulated, and rotate through the one end of fixed axle with the double-screw bolt on the footstock and be connected, and the double-screw bolt is connected with the turning block is mutually supported.

Furthermore, the other end of the connecting pipe is fixedly connected with the fixed joint.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the device is characterized in that the lithium battery, the status indicator lamp and the MCU chip are fixedly arranged in the baffle plate and the explosion-proof shell, the lithium battery is arranged to provide electric quantity for the state indicating lamp, the MCU chip and the pressure sensor, in the process of using the device, the device does not need to be separately wired to supply power to the equipment, thereby saving a large amount of cables and construction cost for breaking the ground, meanwhile, the device can be used independently, thereby not only greatly reducing the installation workload, but also being suitable for being used in oil tanks with large oil depot area, long distance and large storage tank volume, improving the practicability of the device, meanwhile, the device is provided with a connecting pipe and a connecting joint, the axis of the connecting joint is vertical to the central axis of the connecting pipe, structurally, the breakdown pressure of the pressure sensor arranged in the device is improved, the pressure sensor is protected, and meanwhile, the leakage rate of oil is reduced.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is an overall structure front view of the present invention;

fig. 2 is a top view of the overall structure of the present invention;

fig. 3 is a side view of the overall structure of the present invention;

FIG. 4 is a perspective view of the overall structure of the present invention;

in the figure: 1. an explosion-proof shell; 2. a lithium battery; 3. a status indicator light; 4. an MCU chip; 5. a pressure sensor; 6. connecting a joint; 7. a fixing assembly; 8. a connecting pipe; 9. fixing the joint; 10. a discharge pipe; 11. a drain valve; 12. a mounting seat; 701. a base; 702. a stud; 703. rotating the block; 704. a top seat.

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 efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a vacuum type leakage detection device for a storage tank of an oil depot comprises a flame-proof shell 1, a lithium battery 2, a state indicator lamp 3, an MCU chip 4, a pressure sensor 5, a connecting joint 6, a fixing component 7, a connecting pipe 8, a fixing joint 9, a discharge pipe 10, a discharge valve 11 and a mounting seat 12, wherein the lithium battery 2, the state indicator lamp 3 and the MCU chip 4 are fixedly arranged in the flame-proof shell 1 through a baffle, the lithium battery 2, the state indicator lamp 3 and the MCU chip 4 are all positioned in an internal cavity formed by the baffle and the flame-proof shell 1, the flame-proof shell 1 reaches the IP68 protection level, the MCU chip 4 adopts an STM32 low-power chip, meanwhile, a through hole is formed in the connecting part of the baffle and the state indicator lamp 3, the mounting seat 12 is uniformly and fixedly arranged on the side surface of the flame-proof shell 1, a connecting hole is formed in the flame-proof shell 1, the MCU chip 4 is respectively and electrically connected with the state indicator lamp 3 and the pressure sensor 5, the MCU chip 4 is electrically connected with the lithium battery 2, the bottom end of the explosion-proof shell 1 is respectively provided with a pressure sensor 5 and a connecting joint 6, the pressure sensor 5 is positioned right above the connecting joint 6, the pressure sensor 5 is arranged to be convenient for detecting the pressure in the oil tank, the bottom end of the connecting joint 6 is fixedly connected with one end of a discharge pipe 10 through a square block, the discharge pipe 10 is provided with a discharge valve 11, the square block is fixedly connected with one end of a connecting pipe 8, the joint of the square block and the connecting pipe 8 is provided with a fixed sealing pipe, the sealing performance of the device is improved, a fixing assembly 7 is arranged outside the fixed sealing pipe, the fixing assembly 7 comprises a base 701, a stud 702, a rotating block 703 and a top seat 704, the top seat 704 is hinged with the base 701, the top seat 704 is rotatably connected with one end of the stud 702 through a rotating shaft, the stud 702 is mutually matched and connected with the rotating block 703, the other end of the connecting pipe 8 is fixedly connected with a fixed joint 9, and the fixed joint 9 is favorable for fixedly connecting the device with an oil tank; when the device is used, firstly, the fixed joint 9 in the device is fixedly connected with the oil tank, then the arranged lithium battery 2 is utilized to respectively provide electric quantity for the state indicator lamp 3, the MCU chip 4 and the pressure sensor 5, simultaneously the cooperation work of the state indicator lamp 3, the MCU chip 4 and the pressure sensor 5 is utilized to detect the vacuum degree in the oil tank, if the vacuum degree is detected to exceed the standard, the state indicator lamp 3 generates flickering light to remind a worker, if the vacuum degree in the oil tank is reduced, the vacuum degree in the oil tank can be adjusted by opening the discharge valve 11, but the discharge valve 11 can be closed after the adjustment is finished, meanwhile, the fixed component 7 is arranged, the sealing between the connecting pipe 8 and the square block is favorably realized, the sealing performance of the device is improved, meanwhile, the arranged connecting joint 6 and the fixed joint 9 are utilized, the device is favorably adapted to different installation occasions, meanwhile, later maintenance is facilitated.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a vacuum type leakage detection device for oil depot storage tank, includes flame proof shell (1), lithium cell (2), status indicator lamp (3), MCU chip (4), pressure sensor (5), attach fitting (6), fixed subassembly (7), connecting pipe (8), fixed joint (9), delivery pipe (10), discharge valve (11) and mount pad (12), its characterized in that: the inside of flame proof shell (1) has lithium cell (2), status indicator lamp (3) and MCU chip (4) through baffle fixed mounting, and lithium cell (2), status indicator lamp (3) and MCU chip (4) all are arranged in the inside cavity of constituteing by baffle and flame proof shell (1), the through-hole has been seted up with the junction of status indicator lamp (3) to the baffle simultaneously, the even fixed mounting in side of flame proof shell (1) has mount pad (12), and has seted up the connecting hole on flame proof shell (1), MCU chip (4) respectively with status indicator lamp (3) and pressure sensor (5) electric connection, MCU chip (4) and lithium cell (2) electric connection.

2. The vacuum type leakage detection device for the storage tank of the oil depot according to claim 1, wherein: the bottom of the flameproof housing (1) is provided with a pressure sensor (5) and a connecting joint (6) respectively, and the pressure sensor (5) is located right above the connecting joint (6).

3. The vacuum type leakage detection device for the storage tank of the oil depot according to claim 1, wherein: the bottom of attach fitting (6) is provided with emission valve (11) through the one end fixed connection of square piece and delivery pipe (10) on delivery pipe (10), the one end fixed connection of square piece and connecting pipe (8), and the junction of square piece and connecting pipe (8) is provided with fixed sealed tube, and the outside of fixed sealed tube is provided with fixed subassembly (7).

4. The vacuum type leakage detection device for the storage tank of the oil depot according to claim 1, wherein: the fixing component (7) comprises a base (701), a stud (702), a rotating block (703) and a top seat (704), the top seat (704) is hinged to the base (701), the top seat (704) is rotatably connected with one end of the stud (702) through a fixing shaft, and the stud (702) and the rotating block (703) are connected in a matched mode.

5. The vacuum type leakage detection device for the storage tank of the oil depot according to claim 1, wherein: the other end of the connecting pipe (8) is fixedly connected with the fixed joint (9).