Oxygen generator

Abstract

The utility model discloses an oxygen generator which comprises a main base, an oxygen generation system and a main oxygen storage tank which are arranged on the main base, a module base and a module oxygen storage tank arranged on the module base, and at least two fasteners for fixing the module base and the main base are arranged between the module base and the main base. A module butt joint inlet pipe and a module butt joint outlet pipe are arranged on the module oxygen storage tank, a main butt joint outlet pipe is arranged on the main oxygen storage tank, and when the module base and the main base are in a fixed state, a deviation structure enabling the module butt joint inlet pipe to deviate towards one side of the main butt joint outlet pipe is arranged between the module oxygen storage tank and the module base. The utility model has the following advantages and effects: the modular assembly can be carried out according to the requirements, so that the timeliness of the production efficiency is improved, and the use requirements of different working conditions can be better met.

Description

Technical Field

[0001] The utility model relates to oxygen making equipment, in particular to an oxygen making machine. Background Art

[0002] Oxygen generator is a type of machine that produces oxygen. Its principle is to use air separation technology. First, the air is compressed at a high density, and then the different condensation points of the components in the air are used to separate the gas and liquid at a certain temperature, and then distilled to separate it into oxygen and nitrogen. In general, since it is mostly used to produce oxygen, people are accustomed to calling it an oxygen generator. Since oxygen and nitrogen have a wide range of uses, oxygen generators are also widely used in the national economy. Especially in metallurgy, chemical industry, petroleum, defense and other industries, it is used most.

[0003] The existing oxygen concentrator includes a base and an oxygen production system and an oxygen storage tank installed on the base. The size of the oxygen storage tank will directly affect the oxygen supply capacity and continuous and stable output capacity of the oxygen concentrator; therefore, it is necessary to select oxygen storage tanks of different capacities for different working conditions and scenarios to ensure that the oxygen concentrator can output stably and efficiently to meet the user's oxygen needs. The production of existing oxygen concentrators often determines the capacity of the oxygen storage tank according to customer needs, and then assembles it into an oxygen concentrator with other components for sale. However, this method often has poor timeliness in production efficiency and is difficult to cope with urgent single-volume needs. Based on the above problems, the present invention was conceived. Utility Model Content

[0004] The purpose of the utility model is to provide an oxygen concentrator, which can be modularly assembled according to needs, so as to improve the timeliness of production efficiency and better adapt to the use requirements of different working conditions.

[0005] The above technical purpose of the utility model is achieved through the following technical solutions: an oxygen generator, including a main base and an oxygen production system and a main oxygen storage tank installed on the main base, and also including a module base and a module oxygen storage tank arranged on the module base, at least two fasteners for fixing the module base and the main base are arranged between the module base and the main base, a module docking inlet pipe and a module docking outlet pipe are arranged on the module oxygen storage tank, and a main docking outlet pipe is arranged on the main oxygen storage tank, and when the module base and the main base are in a fixed state, an offset structure is arranged between the module oxygen storage tank and the module base to offset the module docking inlet pipe toward one side of the main docking outlet pipe.

[0006] By adopting the above technical solution, a corresponding number of module oxygen storage tanks are selected according to needs for assembly with the main oxygen storage tank, and fasteners are used to fix the main base and the module base. Then, the module oxygen storage tank is offset toward the side of the main oxygen storage tank through the set offset structure to compensate for the assembly tolerance and production tolerance formed by the assembly, so that the module docking inlet pipe and the main docking outlet pipe are tightly sealed and connected to avoid leakage, thereby improving the timeliness of production efficiency and better adapting to the use requirements of different working conditions.

[0007] It is further configured as follows: the fastener includes an upper fastening block, a lower fastening block, a locking structure that drives the upper fastening block and the lower fastening block to move toward each other, an upper fastening structure formed between the upper fastening block and the module base and the main base, and a lower fastening structure formed between the lower fastening block and the module base and the main base, the fastening direction of the upper fastening structure and the fastening direction of the lower fastening structure are mutually perpendicular directions along the horizontal direction, and the locking direction of the locking structure is the vertical direction.

[0008] By adopting the above technical solution, the locking structure, the lower fastening structure and the upper fastening structure cooperate to realize the multi-dimensional fixation of the main base and the module base, so as to improve the strength and precision of the assembly structure, avoid the displacement of the equipment during use and transportation, and ensure the service life and reliability of the equipment.

[0009] It is further configured as follows: the lower fastening structure includes a first fastening hole arranged on the module base, a second fastening hole arranged on the main base and communicating with the first fastening hole, a lower fastening slope formed on the lower fastening block, and a lower matching slope formed on the first fastening hole and the second fastening hole for matching with the lower fastening slope, and the lower fastening slope cooperates with the lower matching slope to drive the first fastening hole and the second fastening hole to move toward each other.

[0010] By adopting the above technical solution, the lower fastening block is installed into the first fastening hole and the second fastening hole, and then the first fastening hole and the second fastening hole are driven to move toward each other under the action of the lower tightening slope and the lower matching slope, thereby achieving the purpose of limiting and fixing both the main base and the module base.

[0011] It is further configured as follows: the upper fastening structure includes a first fastening groove arranged on the module base, a second fastening groove arranged on the main base and communicating with the first fastening groove, an upper fastening slope formed on the upper fastening block, and an upper matching slope formed on the first fastening groove and the second fastening groove for matching with the upper fastening slope, wherein the upper fastening slope cooperates with the upper matching slope to limit the movement of both the first fastening groove and the second fastening groove.

[0012] By adopting the above technical solution, the upper fastening block is installed into the first fastening groove and the second fastening groove, and then the movement of the first fastening groove and the second fastening groove is limited under the action of the upper tightening inclined surface and the upper matching inclined surface, thereby achieving the purpose of limiting and fixing both the main base and the module base.

[0013] It is further configured as follows: the locking structure includes a locking bolt and a connecting hole formed between the module base and the main base, and the locking bolt passes through the upper fastening block and is threadedly connected to the connecting hole and the lower fastening block.

[0014] By adopting the above technical solution, the locking bolt cooperates with the lower fastening block to drive the lower fastening block and the upper fastening block to move toward each other, thereby achieving the locking purpose.

[0015] It is further configured as follows: the offset structure includes an offset plate fixedly arranged below the module oxygen storage tank, an offset slide groove arranged on the module base and for the offset plate to slide, and an eccentric clamping block rotatably arranged in the offset slide groove and abutting against the side wall of the offset plate, and the offset slide groove limits the offset plate from detaching from the offset slide groove.

[0016] By adopting the above technical solution, the eccentric clamping block is rotated to drive the offset plate to drive the module oxygen storage tank to move toward the side of the main oxygen storage tank to compensate for the errors caused by assembly and processing, ensuring that the two can be stably sealed and connected; the setting of the eccentric clamping block can more stably drive the module oxygen storage tank to move while applying a clamping force.

[0017] In summary, the utility model has the following beneficial effects: the utility model can be modularly assembled according to needs, so as to improve the timeliness of production efficiency and better adapt to the use requirements of different working conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A perspective view of an embodiment;

[0019] Figure 2 It is a structural schematic diagram of an embodiment;

[0020] Figure 3 It is a partial structural schematic diagram of an embodiment;

[0021] Figure 4 It is a partial exploded view of an embodiment;

[0022] Figure 5 It is a partial cross-sectional view of an embodiment.

[0023] In the figure: 1. main base; 2. oxygen production system; 3. main oxygen storage tank; 4. module base; 5. module oxygen storage tank; 6. fastener; 61. upper fastening block; 62. lower fastening block; 631. first fastening hole; 632. second fastening hole; 633. lower tightening slope; 634. lower matching slope; 641. first fastening groove; 642. second fastening groove; 643. upper tightening slope; 644. upper matching slope; 65. locking bolt; 66. connecting hole; 7. module docking inlet pipe; 8. module docking outlet pipe; 9. main docking outlet pipe; 10. offset structure; 101. offset plate; 102. offset slide groove; 103. eccentric tightening block. DETAILED DESCRIPTION

[0024] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0025] refer to Figures 1 to 5 An oxygen concentrator includes a main base 1, an oxygen production system 2 and a main oxygen storage tank 3 fixedly mounted on the main base 1, and a module base 4 and a module oxygen storage tank 5 arranged on the module base 4. At least two fasteners 6 for fixing the module base 4 and the main base 1 are arranged between the module base 4 and the main base 1, a module docking inlet pipe 7 and a module docking outlet pipe 8 are fixedly arranged on the module oxygen storage tank 5, and a main docking outlet pipe 9 is fixedly arranged on the main oxygen storage tank 3. When the module base 4 and the main base 1 are in a fixed state, a biasing structure 10 is arranged between the module oxygen storage tank 5 and the module base 4 to offset the module docking inlet pipe 7 toward the main docking outlet pipe 9.

[0026] The fastener 6 includes an upper fastening block 61, a lower fastening block 62, a locking structure that drives the upper fastening block 61 and the lower fastening block 62 to move toward each other, an upper fastening structure formed between the upper fastening block 61 and the module base 4 and the main base 1, and a lower fastening structure formed between the lower fastening block 62 and the module base 4 and the main base 1. The fastening direction of the upper fastening structure and the fastening direction of the lower fastening structure are mutually perpendicular directions along the horizontal direction, and the locking direction of the locking structure is the vertical direction.

[0027] The lower fastening structure includes a first fastening hole 631 disposed in the module base 4, a second fastening hole 632 disposed in the main base 1 and communicating with the first fastening hole 631, a lower abutting inclined surface 633 formed on the lower fastening block 62, and a lower matching inclined surface 634 formed on the first fastening hole 631 and the second fastening hole 632 for matching the lower abutting inclined surface 633. The lower abutting inclined surface 633 matches the lower matching inclined surface 634 to drive the first fastening hole 631 and the second fastening hole 632 to move toward each other.

[0028] The upper fastening structure includes a first fastening groove 641 disposed on the module base 4, a second fastening groove 642 disposed on the main base 1 and communicating with the first fastening groove 641, an upper abutting inclined surface 643 formed on the upper fastening block 61, and an upper matching inclined surface 644 formed on the first fastening groove 641 and the second fastening groove 642 for matching the upper abutting inclined surface 643. The upper abutting inclined surface 643 matches the upper matching inclined surface 644 to limit the movement of the first fastening groove 641 and the second fastening groove 642.

[0029] The locking structure includes a locking bolt 65 and a connection hole 66 formed between the module base 4 and the main base 1. The lower end of the connection hole 66 is connected to the first fastening hole 631 and the second fastening hole 632, and the upper end is connected to the first fastening groove 641 and the second fastening groove 642. The locking bolt 65 passes through the upper fastening block 61 and is threadedly connected to the connection hole 66 and the lower fastening block 62.

[0030] The offset structure 10 includes an offset plate 101 fixedly arranged below the module oxygen storage tank 5, an offset slide groove 102 opened on the module base 4 and for the offset plate 101 to slide, and an eccentric clamping block 103 rotatably arranged in the offset slide groove 102 and abutting against the side wall of the offset plate 101. The offset slide groove 102 limits the offset plate 101 from escaping from the offset slide groove 102.

[0031] The number of module bases 4 and module oxygen storage tanks 5 can be selected according to the needs, and the fixing structure between module bases 4 and module bases 4 is the same as the fixing structure between module bases 4 and main base 1. The module docking inlet pipe 7 and the main docking outlet pipe 9, the module docking inlet pipe 7 and the module docking outlet pipe 8 are fixed and sealed by bolts and nuts, and the unconnected docking outlet pipe 8, the module docking inlet pipe 7 and the main docking outlet pipe 9 can be fixed and sealed by flange blind plates with bolts and nuts.

[0032] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. An oxygen concentrator, comprising a main base (1) and an oxygen concentrator system (2) and a main oxygen storage tank (3) mounted on the main base (1), characterized in that: The invention also comprises a module base (4) and a module oxygen storage tank (5) arranged on the module base (4); at least two fasteners (6) for fixing the module base (4) and the main base (1) are arranged between the module base (4); a module docking inlet pipe (7) and a module docking outlet pipe (8) are arranged on the module oxygen storage tank (5); a main docking outlet pipe (9) is arranged on the main oxygen storage tank (3); when the module base (4) and the main base (1) are in a fixed state, a biasing structure (10) for offsetting the module docking inlet pipe (7) toward one side of the main docking outlet pipe (9) is arranged between the module oxygen storage tank (5) and the module base (4).

2. The oxygen concentrator according to claim 1, characterized in that: The fastener (6) comprises an upper fastening block (61), a lower fastening block (62), a locking structure for driving the upper fastening block (61) and the lower fastening block (62) to move toward each other, an upper fastening structure formed between the upper fastening block (61) and the module base (4) and the main base (1), and a lower fastening structure formed between the lower fastening block (62) and the module base (4) and the main base (1), wherein the fastening direction of the upper fastening structure and the fastening direction of the lower fastening structure are mutually perpendicular directions along the horizontal direction, and the locking direction of the locking structure is the vertical direction.

3. The oxygen concentrator according to claim 2, characterized in that: The lower fastening structure comprises a first fastening hole (631) arranged on the module base (4), a second fastening hole (632) arranged on the main base (1) and communicating with the first fastening hole (631), a lower fastening inclined surface (633) formed on the lower fastening block (62), and a lower matching inclined surface (634) formed on the first fastening hole (631) and the second fastening hole (632) for matching the lower fastening inclined surface (633), wherein the lower fastening inclined surface (633) matches the lower matching inclined surface (634) to drive the first fastening hole (631) and the second fastening hole (632) to move toward each other.

4. The oxygen concentrator according to claim 2, characterized in that: The upper fastening structure comprises a first fastening groove (641) arranged on the module base (4), a second fastening groove (642) arranged on the main base (1) and communicating with the first fastening groove (641), an upper abutting inclined surface (643) formed on the upper fastening block (61), and an upper matching inclined surface (644) formed on the first fastening groove (641) and the second fastening groove (642) for matching the upper abutting inclined surface (643), wherein the upper abutting inclined surface (643) matches the upper matching inclined surface (644) to limit the movement of both the first fastening groove (641) and the second fastening groove (642).

5. The oxygen concentrator according to claim 2, characterized in that: The locking structure comprises a locking bolt (65) and a connecting hole (66) formed between the module base (4) and the main base (1); the locking bolt (65) passes through the upper fastening block (61) and is threadedly connected to the connecting hole (66) and the lower fastening block (62).

6. The oxygen concentrator according to claim 1, characterized in that: The offset structure (10) comprises an offset plate (101) fixedly arranged below the module oxygen storage tank (5), an offset slide groove (102) arranged on the module base (4) and for the offset plate (101) to slide, and an eccentric abutting block (103) rotatably arranged in the offset slide groove (102) and abutting against the side wall of the offset plate (101), wherein the offset slide groove (102) restricts the offset plate (101) from escaping from the offset slide groove (102).

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