CN113983357A - Low-temperature container with low evaporation rate - Google Patents

Low-temperature container with low evaporation rate Download PDF

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Publication number
CN113983357A
CN113983357A CN202111133813.4A CN202111133813A CN113983357A CN 113983357 A CN113983357 A CN 113983357A CN 202111133813 A CN202111133813 A CN 202111133813A CN 113983357 A CN113983357 A CN 113983357A
Authority
CN
China
Prior art keywords
base
sliding seat
threaded rod
fixed connection
frame
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111133813.4A
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Chinese (zh)
Inventor
郁利嘉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Chengsen Jiaze Energy Technology Co ltd
Original Assignee
Jiangsu Chengsen Jiaze Energy Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Chengsen Jiaze Energy Technology Co ltd filed Critical Jiangsu Chengsen Jiaze Energy Technology Co ltd
Priority to CN202111133813.4A priority Critical patent/CN113983357A/en
Publication of CN113983357A publication Critical patent/CN113983357A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/08—Mounting arrangements for vessels
    • F17C13/086—Mounting arrangements for vessels for Dewar vessels or cryostats
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/04—Arrangement or mounting of valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C3/00—Vessels not under pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01—Mounting arrangements
    • F17C2205/0153—Details of mounting arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
    • F17C2227/01—Propulsion of the fluid
    • F17C2227/0128—Propulsion of the fluid with pumps or compressors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
    • F17C2227/03—Heat exchange with the fluid
    • F17C2227/0337—Heat exchange with the fluid by cooling
    • F17C2227/0341—Heat exchange with the fluid by cooling using another fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
    • F17C2227/03—Heat exchange with the fluid
    • F17C2227/0367—Localisation of heat exchange
    • F17C2227/0369—Localisation of heat exchange in or on a vessel

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

The invention relates to the technical field of large containers, in particular to a low-temperature container with low evaporation rate; the jar body and base fixed connection, an annular slide rail has on the base, sliding seat and annular slide rail sliding connection, a plurality of gyro wheel mechanisms and sliding seat fixed connection, two guide bars and sliding seat fixed connection, the connecting plate respectively with two guide bar fixed connection, the threaded rod rotates with the sliding seat to be connected, actuating mechanism and sliding seat fixed connection, manned frame and two guide bar sliding connection, and with threaded rod threaded connection, the workman stands at manned frame inboard, actuating mechanism drive threaded rod rotates, drive manned frame and reciprocate along the guide bar, satisfy different maintenance operation height, promote the sliding seat, the sliding seat slides along annular slide rail, it removes round the jar body to drive manned frame, in order to satisfy different maintenance operation positions, thereby solve the problem of the inconvenient maintenance of the low temperature container of current low evaporation rate.

Description

Low-temperature container with low evaporation rate
Technical Field
The invention relates to the technical field of large containers, in particular to a low-temperature container with low evaporation rate.
Background
Cryogenic vessels are a general term for equipment that stores and transports cryogenic liquids. Traditionally, the method is divided into a small Dewar flask, a storage tank, a tank car, a tank ship and the like. The liquefied gases stored and transported industrially include liquefied natural gas, liquid oxygen, liquid nitrogen, liquid hydrogen, liquid helium, liquid fluorine, and the like, and the cryogenic container is required to have a low vaporization rate due to the particularity of the substance contained therein.
The low temperature container of current low evaporation rate needs artifical cat ladder when overhauing, and is more troublesome and have safe risk, inconvenient maintenance.
Disclosure of Invention
The invention aims to provide a low-temperature container with low evaporation rate, and aims to solve the problem that the conventional low-temperature container with low evaporation rate is inconvenient to overhaul.
In order to achieve the above object, the present invention provides a low temperature container with low evaporation rate, comprising a base, a tank body and an overhaul assembly, wherein the tank body is fixedly connected with the base and is located at one side of the base, the base is provided with an annular slide rail, the overhaul assembly comprises a slide seat, a plurality of roller mechanisms, two guide rods, a connecting plate, a threaded rod, a driving mechanism and a manned frame, the slide seat is provided with a groove, the slide seat is slidably connected with the annular slide rail, the annular slide rail is located in the groove, the plurality of roller mechanisms are fixedly connected with the slide seat, are in contact with the base and are located between the slide seat and the base, the two guide rods are fixedly connected with the slide seat and are located at one side of the slide seat, the connecting plate is respectively fixedly connected with the two guide rods and is located between the two guide rods, the threaded rod with the sliding seat rotates to be connected, and with the connecting plate rotates to be connected, and is located the sliding seat with between the connecting plate, actuating mechanism with sliding seat fixed connection, and with threaded rod fixed connection, and be located one side of sliding seat, manned frame and two guide bar sliding connection, and with threaded rod threaded connection, two the guide bar with the threaded rod all passes the manned frame.
The roller mechanism comprises a roller frame and wheels, the roller frame is fixedly connected with the sliding seat and is positioned on one side of the sliding seat, and the wheels are rotatably connected with the roller frame, are in contact with the base and are positioned on the inner side of the roller frame.
The roller carrier provides a mounting position for the wheels, and the wheels and the roller carrier support the sliding seat, so that the friction force applied to the sliding seat when the sliding seat slides on the base is smaller.
The manned frame comprises a manned frame body and a connecting block, the connecting block is connected with the two guide rods in a sliding mode and is in threaded connection with the threaded rod, the two guide rods and the threaded rod penetrate through the connecting block, and the manned frame body is fixedly connected with the connecting block and is located on one side of the connecting block.
The threaded rod drives the connecting blocks to slide up and down on the guide rods, the manned frame body which is fixedly connected is driven to move up and down together, and during maintenance, a worker can stand on the inner side of the manned frame body to perform maintenance operation.
The tank body comprises a support frame and a tank body, the support frame is fixedly connected with the base and is positioned on one side of the base, and the tank body is fixedly connected with the support frame and is positioned on one side of the support frame.
The supporting frame supports the tank body.
Wherein, jar body includes inner tank, outer jar and a plurality of connecting axle, the inner tank sets up outer jar is inside, and is a plurality of the connecting axle with inner tank fixed connection, and with outer jar fixed connection, and be located the inner tank with between the outer jar, it is a plurality of the connecting axle sets up the inner tank with between the outer jar, form a cavity.
A plurality of the connecting axle is connected the inner tank with outer jar to form a cavity, the inner tank is used for loading liquid, outer jar is used for thermal-insulated and protection the inner tank.
The tank body further comprises a refrigeration pump and a refrigeration pipe, the refrigeration pump is fixedly connected with the outer tank and located on one side of the outer tank, the refrigeration pipe is communicated with the refrigeration pump and spirally wound on the inner tank and located in the cavity.
The refrigeration pump provides cooling liquid and lets the cooling liquid pass through the cooling tube is in the cavity internal circulation flows, gives the inner tank cooling, lets liquid in the inner tank keeps low temperature.
Wherein, jar body still includes inlet pipe, feed valve, discharging pipe and bleeder valve, the inlet pipe with the inner tank intercommunication, and with outer jar fixed connection, and be located the outer jar is kept away from one side of base, the feed valve with the inlet pipe intercommunication, and be located one side of inlet pipe, the discharging pipe with the inner tank intercommunication, and with outer jar fixed connection, and be located the outer jar is close to one side of base, the bleeder valve with the discharging pipe intercommunication, and be located one side of discharging pipe.
When liquid is filled into the inner tank, the feed valve is opened, the liquid enters the inner tank through the feed pipe, then the feed valve is closed, and when the liquid needs to be discharged, the discharge valve is opened, and the liquid is discharged through the discharge pipe.
The low-temperature container with low evaporation rate, provided by the invention, has the advantages that the base plays a supporting role and supports the tank body and the maintenance assembly, the annular slide rail plays a guiding role, so that the maintenance assembly can rotate around the tank body for one circle for maintenance, the sliding seat is arranged on the base through the plurality of roller mechanisms and slides around the tank body along the annular slide rail, the two guide rods play guiding and supporting roles, so that the manned frame can move up and down on the guide rods, the manned frame can carry people for maintenance operation, the connecting plate plays a reinforcing role on the two guide rods and provides installation positions for the threaded rod, the threaded rod rotates to drive the manned frame to move up and down, and the driving mechanism provides power for the rotation of the threaded rod, and specifically comprises the following steps: the workman stands manned frame is inboard, the actuating mechanism drive the threaded rod rotates, the threaded rod drives manned frame along the guide bar reciprocates to satisfy the maintenance operation height of difference, then promote the sliding seat, the sliding seat along the annular slide rail slides, drives manned frame round the jar body removes to satisfy the maintenance operation position of difference, thereby solve the inconvenient problem of overhauing of the low temperature container of current low evaporation rate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a three-dimensional structural view of a low-vaporization-rate cryogenic container according to the present invention.
Fig. 2 is an enlarged view of a detail a of fig. 1.
Fig. 3 is a front view of a low vaporization rate cryogenic container according to the present invention.
Fig. 4 is an enlarged view of a detail B of fig. 3.
Fig. 5 is an internal structure view of a can body of a low-temperature container having a low evaporation rate according to the present invention.
In the figure: 1-base, 2-tank body, 3-maintenance component, 11-annular slide rail, 21-support frame, 22-tank body, 31-slide seat, 32-roller mechanism, 33-guide bar, 34-connecting plate, 35-threaded rod, 36-driving mechanism, 37-manned frame, 38-reinforcing rib, 221-inner tank, 222-outer tank and 223-connecting shaft, 224-cavity, 225-refrigeration pump, 226-refrigeration pipe, 227-feeding pipe, 228-feeding valve, 229-discharging pipe, 2210-discharging valve, 311-groove, 321-roller frame, 322-wheel, 361-bracket, 362-motor, 363-first gear, 364-second gear, 371-manned frame body and 372-connecting block.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 5, the present invention provides a low-temperature container with low evaporation rate:
the pot body 2 is fixedly connected with the base 1 and is positioned on one side of the base 1, the base 1 is provided with an annular slide rail 11, the maintenance component 3 comprises a slide seat 31, a plurality of roller mechanisms 32, two guide rods 33, a connecting plate 34, a threaded rod 35, a driving mechanism 36 and a manned frame 37, the slide seat 31 is provided with a groove 311, the slide seat 31 is in sliding connection with the annular slide rail 11, the annular slide rail 11 is positioned in the groove 311, the plurality of roller mechanisms 32 are fixedly connected with the slide seat 31 and are in contact with the base 1 and are positioned between the slide seat 31 and the base 1, the two guide rods 33 are fixedly connected with the slide seat 31 and are positioned on one side of the slide seat 31, the connecting plate 34 is respectively fixedly connected with the two guide rods 33, and be located two between the guide bar 33, threaded rod 35 with sliding seat 31 rotates to be connected, and with connecting plate 34 rotates to be connected, and is located sliding seat 31 with between the connecting plate 34, actuating mechanism 36 with sliding seat 31 fixed connection, and with threaded rod 35 fixed connection, and be located one side of sliding seat 31, manned frame 37 with two guide bar 33 sliding connection, and with threaded rod 35 threaded connection, two guide bar 33 with threaded rod 35 all passes manned frame 37.
In this embodiment, the base 1 supports the tank 2 and the maintenance component 3, the annular slide rail 11 guides the maintenance component 3 to rotate around the tank 2 for a circle for maintenance, the sliding seat 31 is arranged on the base 1 through a plurality of roller mechanisms 32 and slides along the annular slide rail 11 around the tank 2, the two guide rods 33 guide and support the people carrying frame 37 to move up and down on the guide rods 33, the people carrying frame 37 can carry people for maintenance, the connecting plate 34 reinforces the two guide rods 33 and provides an installation position for the threaded rod 35, the threaded rod 35 rotates to drive the people carrying frame 37 to move up and down, the driving mechanism 36 provides power for the rotation of the threaded rod 35, the method specifically comprises the following steps: the workman stands manned frame 37 is inboard, actuating mechanism 36 drives threaded rod 35 rotates, threaded rod 35 drives manned frame 37 along guide bar 33 reciprocates to satisfy the maintenance operation height of difference, then promotes sliding seat 31, sliding seat 31 along annular slide rail 11 slides, drives manned frame 37 round the jar body 2 removes, with the maintenance operation position that satisfies, thereby solves the inconvenient problem of overhauing of the low temperature container of current low evaporation rate.
Further, the roller mechanism 32 includes a roller frame 321 and a wheel 322, the roller frame 321 is fixedly connected to the sliding seat 31 and is located at one side of the sliding seat 31, and the wheel 322 is rotatably connected to the roller frame 321, is in contact with the base 1, and is located inside the roller frame 321.
In this embodiment, the roller frame 321 provides a mounting position for the wheel 322, and the wheel 322 and the roller frame 321 support the sliding seat 31, so that the friction force applied to the sliding seat 31 when sliding on the base 1 is smaller.
Further, manned frame 37 includes manned frame body 371 and connecting block 372, connecting block 372 with two guide bar 33 sliding connection, and with threaded rod 35 threaded connection, two guide bar 33 with threaded rod 35 all passes connecting block 372, manned frame body 371 with connecting block 372 fixed connection, and be located one side of connecting block 372.
In this embodiment, threaded rod 35 drive connecting block 372 is two slide from top to bottom on the guide bar 33, drive fixed connection's manned frame body 371 up-and-down motion together, during the maintenance, the workman can stand manned frame body 371 inboard overhauls the operation.
Further, the tank body 2 comprises a support frame 21 and a tank body 22, the support frame 21 is fixedly connected with the base 1 and is positioned on one side of the base 1, and the tank body 22 is fixedly connected with the support frame 21 and is positioned on one side of the support frame 21; the tank body 22 comprises an inner tank 221, an outer tank 222 and a plurality of connecting shafts 223, the inner tank 221 is arranged inside the outer tank 222, the connecting shafts 223 are fixedly connected with the inner tank 221 and the outer tank 222, the connecting shafts are located between the inner tank 221 and the outer tank 222, and the connecting shafts 223 are arranged between the inner tank 221 and the outer tank 222 to form a cavity 224.
In the present embodiment, the supporting frame 21 supports the can body 22; a plurality of coupling shafts 223 couple the inner tank 221 and the outer tank 222 and form a cavity 224, the inner tank 221 is used for loading liquid, and the outer tank 222 is used for insulating heat and protecting the inner tank 221.
Further, the tank body 22 further includes a refrigeration pump 225 and a refrigeration pipe 226, the refrigeration pump 225 is fixedly connected to the outer tank 222 and is located at one side of the outer tank 222, and the refrigeration pipe 226 is communicated with the refrigeration pump 225, spirally winds the inner tank 221, and is located in the cavity 224.
In this embodiment, the refrigerant pump 225 provides a cooling fluid and circulates the cooling fluid through the cooling pipe in the cavity 224 to cool the inner tank 221, so that the liquid in the inner tank 221 maintains a low temperature.
Further, the tank body 22 further comprises a feeding pipe 227, a feeding valve 228, a discharging pipe 229 and a discharging valve 2210, wherein the feeding pipe 227 is communicated with the inner tank 221, fixedly connected with the outer tank 222 and located on one side of the outer tank 222 far from the base 1, the feeding valve 228 is communicated with the feeding pipe 227 and located on one side of the feeding pipe 227, the discharging pipe 229 is communicated with the inner tank 221, fixedly connected with the outer tank 222 and located on one side of the outer tank 222 near the base 1, and the discharging valve 2210 is communicated with the discharging pipe 229 and located on one side of the discharging pipe 229.
In this embodiment, when the inner tank 221 is filled with liquid, the feed valve 228 is opened, the liquid is introduced into the inner tank 221 through the feed pipe 227, the feed valve 228 is closed and sealed, and when the liquid needs to be discharged, the discharge valve 2210 is opened, and the liquid is discharged through the discharge pipe 229.
Further, the maintenance assembly 3 further comprises two reinforcing ribs 38, wherein the reinforcing ribs 38 are fixedly connected with the people carrying frame body 371, slidably connected with the guide rods 33, and located on one side of the people carrying frame body 371.
In this embodiment, the two reinforcing ribs 38 support the people-carrying frame body 371, so that the people-carrying frame body 371 can be parked more stably and reliably.
Further, the driving mechanism 36 includes a bracket 361, a motor 362, a first gear 363, and a second gear 364, the bracket 361 is fixedly connected to the sliding seat 31 and located at one side of the sliding seat 31, the motor 362 is fixedly connected to the bracket 361 and located at one side of the bracket 361, the first gear 363 is fixedly connected to an output shaft of the motor 362 and rotatably connected to the sliding seat 31 and located between the motor 362 and the sliding seat 31, and the second gear 364 is fixedly connected to the threaded rod 35 and engaged with the first gear 363 and located at one side of the sliding seat 31.
In this embodiment, the bracket 361 provides an installation position for the motor 362, the motor 362 drives the first gear 363 to rotate, and the first gear 363 drives the second gear 364 to rotate, so as to drive the threaded rod 35 to rotate.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (7)

1. A low temperature vessel with low evaporation rate is characterized in that,
comprises a base, a tank body and an overhaul assembly, wherein the tank body is fixedly connected with the base and is positioned on one side of the base, an annular slide rail is arranged on the base, the overhaul assembly comprises a slide seat, a plurality of roller mechanisms, two guide rods, a connecting plate, a threaded rod, a driving mechanism and a manned frame, a groove is arranged on the slide seat, the slide seat is slidably connected with the annular slide rail, the annular slide rail is positioned in the groove, the plurality of roller mechanisms are fixedly connected with the slide seat, are in contact with the base and are positioned between the slide seat and the base, the two guide rods are fixedly connected with the slide seat and are positioned on one side of the slide seat, the connecting plate is fixedly connected with the two guide rods and is positioned between the two guide rods, and the threaded rod is rotatably connected with the slide seat, and with the connecting plate rotates to be connected, and is located the sliding seat with between the connecting plate, actuating mechanism with sliding seat fixed connection, and with threaded rod fixed connection, and be located one side of sliding seat, manned frame and two guide bar sliding connection, and with threaded rod threaded connection, two the guide bar with the threaded rod all passes manned frame.
2. Low evaporation rate cryogenic vessel according to claim 1,
the roller mechanism comprises a roller frame and wheels, the roller frame is fixedly connected with the sliding seat and is positioned on one side of the sliding seat, and the wheels are rotatably connected with the roller frame, are in contact with the base and are positioned on the inner side of the roller frame.
3. Low evaporation rate cryogenic vessel according to claim 1,
the manned frame includes manned frame body and connecting block, the connecting block with two guide bar sliding connection, and with threaded rod threaded connection, two the guide bar with the threaded rod all passes the connecting block, manned frame body with connecting block fixed connection, and be located one side of connecting block.
4. Low evaporation rate cryogenic vessel according to claim 1,
the tank body comprises a support frame and a tank body, the support frame is fixedly connected with the base and is positioned on one side of the base, and the tank body is fixedly connected with the support frame and is positioned on one side of the support frame.
5. Low evaporation rate cryogenic vessel according to claim 4,
the jar body includes inner tank, outer jar and a plurality of connecting axle, the inner tank sets up outer jar is inside, and is a plurality of the connecting axle with inner tank fixed connection, and with outer jar fixed connection, and be located the inner tank with between the outer jar, it is a plurality of the connecting axle sets up the inner tank with between the outer jar, form a cavity.
6. Low evaporation rate cryogenic vessel according to claim 5,
the tank body further comprises a refrigeration pump and a refrigeration pipe, the refrigeration pump is fixedly connected with the outer tank and located on one side of the outer tank, the refrigeration pipe is communicated with the refrigeration pump and spirally wound on the inner tank and located in the cavity.
7. Low evaporation rate cryogenic vessel according to claim 5,
the jar body still includes inlet pipe, feed valve, discharging pipe and bleeder valve, the inlet pipe with the inner tank intercommunication, and with outer jar fixed connection, and be located the outer jar is kept away from one side of base, the feed valve with the inlet pipe intercommunication, and be located one side of inlet pipe, the discharging pipe with the inner tank intercommunication, and with outer jar fixed connection, and be located the outer jar is close to one side of base, the bleeder valve with the discharging pipe intercommunication, and be located one side of discharging pipe.
CN202111133813.4A 2021-09-27 2021-09-27 Low-temperature container with low evaporation rate Pending CN113983357A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111133813.4A CN113983357A (en) 2021-09-27 2021-09-27 Low-temperature container with low evaporation rate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111133813.4A CN113983357A (en) 2021-09-27 2021-09-27 Low-temperature container with low evaporation rate

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Publication Number Publication Date
CN113983357A true CN113983357A (en) 2022-01-28

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CN113270021A (en) * 2021-04-25 2021-08-17 国网黑龙江省电力有限公司检修公司 Transformer substation maintenance operation and accident drilling device and drilling method
CN214238117U (en) * 2020-08-13 2021-09-21 浙江万纳核电检修有限公司 Lifting platform for overhauling pressure vessel of nuclear power station

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Application publication date: 20220128