Natural gas liquefaction heat exchanger and system

Abstract

The utility model discloses a natural gas liquefaction heat exchanger and system in the technical field of heat exchangers, comprising a heat exchanger body and a support plate, the bottom of the heat exchanger body is provided with the support plate, the support plate is fixedly connected with the heat exchanger body, the bottom of the support plate is provided with a sliding block, the surface of the sliding block is sleeved with a fixing sleeve, and the fixing sleeve is fixedly connected with the heat exchanger body. The sliding block is slidably connected with the fixing sleeve, a storage groove is formed in one side of the sliding block in an embedded mode, a first spring is arranged in the storage groove and fixedly connected with the storage groove, a buckle is arranged in the storage groove and slidably connected with the storage groove, and a clamping groove is formed in one end of the fixing sleeve. Through the arrangement of the supporting plate, the sliding block, the fixing sleeve, the containing groove, the first spring, the buckle and the clamping groove, convenience is provided for mounting and dismounting of the device, fixing can be completed only by sliding the sliding block into the fixing sleeve and clamping the buckle into the clamping groove, and operation is easy and fast.

Description

TECHNICAL FIELD

[0001] The utility model belongs to heat exchanger technical field, concretely relates to a natural gas liquefaction heat exchanger and system. BACKGROUND

[0002] The natural gas storage process generally produces BOG gas, BOG (Boil-Off Gas, vaporized gas, abbreviated as BOG), refers to the low-temperature liquid of gas below its critical temperature after being liquefied by pressurization, and the gas evaporated due to the difficulty of absolute adiabatic with the environment and absorbing the heat of the outside world.

[0003] The existing natural gas liquefaction heat exchanger still has some defects, mostly more troublesome when installing and disassembling, needs to use multiple screws to fix, leading to time-consuming and laborious when overhauling, for this, we propose a natural gas liquefaction heat exchanger and system. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a natural gas liquefaction heat exchanger and system to solve the problem of mostly more troublesome when installing and disassembling in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a natural gas liquefaction heat exchanger and system, including heat exchanger body and support plate, the bottom of heat exchanger body is equipped with support plate, support plate and heat exchanger body fixed connection, the bottom of support plate is equipped with sliding block, the surface of sliding block is equipped with fixed sleeve, sliding block and fixed sleeve sliding connection, one side of sliding block is embedded with storage groove, the inside of storage groove is equipped with first spring, first spring and storage groove fixed connection, the inside of storage groove is equipped with buckle, buckle and storage groove sliding connection, one end of fixed sleeve is equipped with clamping groove, buckle and clamping groove are fixed through clamping.

[0006] Preferably, one side of the fixed sleeve is provided with a through hole, a bolt is arranged in the through hole, and the bolt and the through hole are fixed by penetrating.

[0007] Preferably, one side of the sliding block is provided with a threaded hole, and the bolt and the threaded hole are connected by threads.

[0008] Preferably, one side of the fixed sleeve is provided with an adjusting plate, the inside of the adjusting plate is provided with a telescopic plate, and the telescopic plate and the adjusting plate are slidingly connected.

[0009] Preferably, the inner wall of the adjusting plate is provided with a guide groove, one side of the telescopic plate is provided with a guide block, and the guide block and the guide groove are slidingly connected.

[0010] Preferably, one side of the fixed sleeve is provided with a mounting plate, the mounting plate and the fixed sleeve are fixedly connected, and the sliding block and the fixed sleeve are provided with two groups.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1、 through being equipped with support plate, sliding block, fixed sleeve, storage groove, first spring, buckle and slot, provide the convenience for the installation and dismounting of this device, only need to slide into the inside of fixed sleeve of sliding block, buckle is into the inside of slot, can complete fixed, simple and quick operation.

[0013] 2、 through being equipped with through hole, bolt and screw hole, can twice fixed sleeve and sliding block, bolt is screwed into the inside of screw hole through the through hole, can improve the stability of this structure, through being equipped with adjusting plate, expansion plate, guide slot and guide block, realized the adjusting function of two fixed sleeve, can adjust according to the position difference of support plate and sliding block, use more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is the overall structure schematic diagram of the utility model;

[0015] Fig. 2 It is the explosion structure schematic diagram of the utility model;

[0016] Fig. 3 It is the plane structure schematic diagram of the utility model.

[0017] In the drawing: 1, heat exchanger body;2, support plate;3, sliding block;4, fixed sleeve;5, storage groove;6, first spring;7, buckle;8, slot;9, through hole;10, bolt;11, screw hole;12, adjusting plate;13, expansion plate;14, guide slot;15, guide block;16, mounting plate. DETAILED DESCRIPTION

[0018] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0019] Please refer to Figs. 1-3The utility model provides a technical scheme: a natural gas liquefaction heat exchanger and system, including heat exchanger body 1 and support plate 2, the bottom of heat exchanger body 1 is equipped with support plate 2, support plate 2 and heat exchanger body 1 fixed connection, the bottom of support plate 2 is equipped with sliding block 3, the surface of sliding block 3 is equipped with fixed sleeve 4, sliding block 3 and fixed sleeve 4 sliding connection, one side of sliding block 3 is embedded with storage groove 5, the inside of storage groove 5 is equipped with first spring 6, first spring 6 and storage groove 5 fixed connection, the inside of storage groove 5 is equipped with buckle 7, buckle 7 and storage groove 5 sliding connection, one end of fixed sleeve 4 is equipped with the clamping groove 8, and the clamping groove 8 is fixed through the clamping of buckle 7.

[0020] In the embodiment, when installing the natural gas liquefaction heat exchanger, only the sliding block 3 is slid into the inside of the fixed sleeve 4, the buckle 7 is compressed into the inside of the storage groove 5 under the extrusion of the inner wall of the fixed sleeve 4, and the first spring 6 is compressed, when the buckle 7 moves to the position of the clamping groove 8, the buckle 7 is clamped into the inside of the clamping groove 8 under the reaction force of the first spring 6, so that the installation and disassembly of the device are facilitated.

[0021] Specifically, one side of the fixed sleeve 4 is provided with a through hole 9, the inside of the through hole 9 is provided with a bolt 10, the bolt 10 and the through hole 9 are fixed by penetrating, one side of the sliding block 3 is provided with a threaded hole 11, the bolt 10 and the threaded hole 11 are connected by threads, one side of the fixed sleeve 4 is provided with an adjusting plate 12, the inside of the adjusting plate 12 is provided with an expansion plate 13, the expansion plate 13 and the adjusting plate 12 are slidingly connected, the inner wall of the adjusting plate 12 is provided with a guide groove 14, one side of the expansion plate 13 is provided with a guide block 15, the guide block 15 and the guide groove 14 are slidingly connected, one side of the fixed sleeve 4 is provided with a mounting plate 16, the mounting plate 16 and the fixed sleeve 4 are fixedly connected, and the sliding block 3 and the fixed sleeve 4 are provided with two groups.

[0022] In the embodiment, the through hole 9, the bolt 10 and the threaded hole 11 are arranged, the sliding block 3 and the fixed sleeve 4 can be fixed again, the bolt 10 is screwed into the inside of the threaded hole 11 through the through hole 9, the stability of the structure can be improved, the adjusting plate 12, the expansion plate 13, the guide groove 14 and the guide block 15 are arranged, the adjusting function of the two fixed sleeves 4 is realized, the positions of the support plate 2 and the sliding block 3 can be adjusted, the use is more convenient, and the mounting plate 16 is arranged, which facilitates the mounting of the fixed sleeve 4.

[0023] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A natural gas liquefaction heat exchanger and system comprising a heat exchanger body (1) and a support plate (2), characterized in that: The bottom of the heat exchanger body (1) is provided with a support plate (2), the support plate (2) and the heat exchanger body (1) are fixedly connected, the bottom of the support plate (2) is provided with a sliding block (3), the surface of the sliding block (3) is provided with a fixed sleeve (4), the sliding block (3) and the fixed sleeve (4) are slidably connected, one side of the sliding block (3) is embedded with a receiving groove (5), the inside of the receiving groove (5) is provided with a first spring (6), the first spring (6) and the receiving groove (5) are fixedly connected, the inside of the receiving groove (5) is provided with a buckle (7), the buckle (7) and the receiving groove (5) are slidably connected, one end of the fixed sleeve (4) is provided with a clamping groove (8), the buckle (7) and the clamping groove (8) are fixed by clamping.

2. The natural gas liquefaction heat exchanger and system of claim 1, wherein: One side of the fixed sleeve (4) is provided with a through hole (9), the inside of the through hole (9) is provided with a bolt (10), and the bolt (10) and the through hole (9) are fixed by penetrating.

3. The natural gas liquefaction heat exchanger and system of claim 2, wherein: One side of the sliding block (3) is provided with a threaded hole (11), and the bolt (10) and the threaded hole (11) are connected by threads.

4. The natural gas liquefaction heat exchanger and system of claim 1, wherein: One side of the fixed sleeve (4) is provided with an adjusting plate (12), the inside of the adjusting plate (12) is provided with a telescopic plate (13), and the telescopic plate (13) and the adjusting plate (12) are slidably connected.

5. The natural gas liquefaction heat exchanger and system of claim 4, wherein: The inner wall of the adjusting plate (12) is provided with a guide groove (14), one side of the telescopic plate (13) is provided with a guide block (15), and the guide block (15) and the guide groove (14) are slidably connected.

6. The natural gas liquefaction heat exchanger and system of claim 1, wherein: One side of the fixed sleeve (4) is provided with a mounting plate (16), the mounting plate (16) and the fixed sleeve (4) are fixedly connected, and the sliding block (3) and the fixed sleeve (4) are provided with two groups.

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