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CN-224229743-U - LNG jar safety monitoring device

CN224229743UCN 224229743 UCN224229743 UCN 224229743UCN-224229743-U

Abstract

The utility model discloses an LNG tank safety monitoring device, which relates to the technical field of natural gas storage, the LNG tank comprises a carrier, wherein an LNG tank body is fixedly connected to the inner side of the carrier, a shell is arranged on one side of the carrier, and a screw rod transmission assembly is arranged in the shell. When the LNG jar body outside deformation, ball bearing receives the push movement, and the conflict board drives movable guide arm and promotes the contact piece and remove to the contact seat, because of two sets of elastic support piece diagonal elastic support, the contact piece contacts with the contact seat when the displacement exceeds the default threshold value, switches on signal transmission end return circuit and sends the signal of telecommunication early warning to external control ware, realizes only that the signal transmission that switches on through mechanical contact and safety monitoring function, has avoided electrical equipment monitoring to need lay the power supply cable, has increased the problem of the assembly degree of difficulty.

Inventors

  • SUN WENJUN
  • LI LIANG
  • LUO JIANZHI
  • FAN BO
  • ZHANG MIN

Assignees

  • 宁夏天利丰能源利用有限公司

Dates

Publication Date
20260512
Application Date
20250619

Claims (8)

  1. 1. The LNG tank safety monitoring device comprises a carrier (1), wherein an LNG tank body (101) is fixedly connected to the inner side of the carrier (1), and the LNG tank safety monitoring device is characterized in that a shell (2) is arranged on one side of the carrier (1), and a screw transmission assembly (201) is arranged in the shell (2); The contact early warning mechanism (3) is characterized by further comprising a contact early warning mechanism (3), the contact early warning mechanism (3) comprises a mounting sleeve seat (301) arranged on one side of the screw transmission assembly (201), two groups of elastic supporting pieces (302) are fixedly connected inside the mounting sleeve seat (301) and are arranged in a diagonal mode, the mounting sleeve seat (301) is fixedly connected with the contact seat (303) in the diagonal mode, the contact seat (303) is located in the center of the diagonal line of the two groups of elastic supporting pieces (302), one end of the contact seat (303) is fixedly connected with a signal transmission end (308) and is used for transmitting current signals of the contact seat (303), a plurality of groups of movable guide rods (304) are arranged inside the mounting sleeve seat (301) in a penetrating mode, one end of each movable guide rod (304) is fixedly connected with a contact piece (305) corresponding to the contact seat (303), and the other end of each movable guide rod (304) is fixedly connected with a collision assembly.
  2. 2. The LNG tank safety monitoring device according to claim 1, wherein the abutting component comprises an abutting plate (306) arranged at one end of the movable guide rod (304), the abutting plate (306) is located on the inner side of the mounting sleeve seat (301), and a rotatable ball bearing (307) is mounted on the mounting surface of the abutting plate (306).
  3. 3. An LNG tank safety monitoring device according to claim 2, characterized in that all the ball bearings (307) are distributed in a rectangular array aligned in rows and columns in the plane of the interference plate (306).
  4. 4. The LNG tank safety monitoring device as claimed in claim 3, wherein the interference plate (306) is semi-arc-shaped.
  5. 5. The LNG tank safety monitoring device according to claim 1, further comprising a coating maintenance mechanism (4), wherein the coating maintenance mechanism (4) is fixedly connected with a fixing plate (404) through an adjusting component, two groups of vibration motors (405) are arranged on one side of the fixing plate (404), the two groups of vibration motors (405) are horizontally aligned and correspondingly arranged, a cleaning plate (406) is fixedly connected on the other side of the fixing plate (404), and the cleaning plate (406) is a steel wire brush plate.
  6. 6. The LNG tank safety monitoring device according to claim 5, wherein the adjusting assembly comprises a plurality of groups of connecting seats (401), the connecting seats (401) are arranged at the bottom of the mounting sleeve seat (301), and a supporting rod (402) capable of sliding up and down penetrates through the inside of the connecting seats (401).
  7. 7. The LNG tank safety monitoring device according to claim 6, wherein a locking piece (403) is mounted on one side of the connecting seat (401) in a threaded manner, and the end portion of the locking piece (403) extends into the connecting seat (401) and can abut against the side face of the supporting rod (402) to fix the position of the locking piece.
  8. 8. The LNG tank safety monitoring device according to claim 1, wherein the electromagnetic valve tube (5) is fixedly connected to one side of the top of the LNG tank body (101).

Description

LNG jar safety monitoring device Technical Field The utility model relates to the technical field of natural gas storage, in particular to an LNG tank safety monitoring device. Background The LNG jar is as the core equipment of storage liquefied natural gas, mainly stores the natural gas, realizes high-efficient storage, and then is convenient for long distance transportation, plays key effect in fields such as energy reserve peak shaving, industry and domestic fuel supply, cross-border energy trade, when using the LNG jar to store the natural gas, need use safety monitoring device to carry out the safety precaution to the LNG jar to ensure the safe state that the LNG jar used. When the LNG tank is monitored by adopting the electrical equipment, the LNG tank is easily limited by the power line, the power supply cable of the electrical equipment is required to be laid, and the difficulty of the assembly device is increased, so that the LNG tank safety monitoring device is urgently required to be developed to solve the practical problems. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides an LNG tank safety monitoring device which solves the problems. The LNG tank safety monitoring device comprises a carrier, wherein an LNG tank body is fixedly connected to the inner side of the carrier, a shell is arranged on one side of the carrier, and a screw rod transmission assembly is arranged in the shell; The contact early warning mechanism comprises a mounting sleeve seat arranged on one side of the screw transmission assembly, two groups of elastic supporting pieces are fixedly connected inside the mounting sleeve seat and are arranged in a diagonal mode, the contact seat is fixedly connected inside the mounting sleeve seat and located at the center of the diagonal line of the two groups of elastic supporting pieces, one end of the contact seat is fixedly connected with a signal transmission end and used for transmitting current signals of the contact seat, a plurality of groups of movable guide rods are installed inside the mounting sleeve seat in a penetrating mode, one end of each movable guide rod is fixedly connected with a contact piece corresponding to the contact seat, and the other end of each movable guide rod is fixedly connected with a collision assembly. Preferably, the abutting component comprises an abutting plate arranged at one end of the movable guide rod, the abutting plate is positioned on the inner side of the mounting sleeve seat, and the mounting surface of the abutting plate is provided with a rotatable ball bearing. Preferably, all the ball bearings are distributed in a rectangular array aligned in rows and columns in the plane of the interference plate. Preferably, the shape of the interference plate is a half arc shape. Preferably, the device further comprises a coating maintenance mechanism, wherein the coating maintenance mechanism is fixedly connected with a fixing plate through an adjusting component, two groups of vibration motors are arranged on one side of the fixing plate, the two groups of vibration motors are horizontally aligned and correspondingly arranged, a cleaning plate is fixedly connected on the other side of the fixing plate, and the cleaning plate is a steel wire brush plate. Preferably, the adjusting component comprises a plurality of groups of connecting seats, the connecting seats are arranged at the bottoms of the mounting sleeve seats, and support rods capable of sliding up and down penetrate through the inside of the connecting seats. Preferably, a locking piece is arranged on one side of the connecting seat in a threaded manner, and the end part of the locking piece extends into the connecting seat and can abut against the side surface of the supporting rod to fix the position of the supporting rod. Preferably, one side of the top of the LNG tank body is fixedly connected with an electromagnetic valve pipe. The utility model provides an LNG tank safety monitoring device. Compared with the prior art, has the following beneficial effects 1. The lead screw drive assembly drives the conflict board to move synchronously through the installation sleeve seat, and then drives ball bearing to conflict along LNG jar body outside and remove, when LNG jar body outside deformation, ball bearing receives the push-move, the conflict board drives movable guide arm and promotes the contact piece and remove to the contact seat, because of two sets of elastic support piece diagonal elastic support, the contact piece contacts with the contact seat when the displacement surpasses the default, switch on signal transmission end return circuit and send the signal of telecommunication early warning to external control ware, realize only through mechanical contact on signal transmission and safety monitoring function, avoided electrical equipment monitoring to need lay the power supply cable, increase the problem of assembly degree of difficult