Molecular sieve pressing device of nitrogen making machine

Abstract

The utility model relates to the technical field of industrial gas separation accessory devices, in particular to a compression device for a molecular sieve of a nitrogen making machine, which can be quickly disassembled by a worker and is convenient to replace and maintain by the worker, so that the working efficiency and effect of the nitrogen making machine are improved, and the practicability is enhanced. Comprising an equipment body and a pressing mechanism, the top of the equipment body clings to the bottom of the pressing mechanism, and the bottom output end of the pressing mechanism is inserted into a working cavity of the equipment body; the device further comprises a first annular plate, an annular clamping block, a mounting plate, four sets of fixing plates, four sets of clamping plates, four sets of first clamping blocks, a buffering assembly, an adjusting assembly and a protection assembly, the outer side of the pressing mechanism is connected with the inner side of the mounting plate, the bottom of the mounting plate is slidably sleeved with the top of the annular clamping block through the buffering assembly, and the top of the device body is connected with the bottom of the first annular plate. The bottom of the annular clamping block is slidably clamped with the annular clamping groove of the first annular plate.

Description

Technical Field

[0001] The utility model relates to the technical field of industrial gas separation accessory devices, in particular to a molecular sieve pressing device for a nitrogen generator. Background Art

[0002] As we all know, the molecular sieve compaction device of the nitrogen generator is a key component used in pressure swing adsorption (PSA) nitrogen generators. Its main purpose is to ensure that the carbon molecular sieve bed maintains a good compaction state during long-term operation to optimize the nitrogen separation efficiency and extend the service life of the molecular sieve. This type of device applies constant or dynamically adjusted pressure to the molecular sieve bed to prevent the molecular sieve from displacement, sinking or powdering due to vibration, airflow impact, etc. during the adsorption and regeneration cycle;

[0003] When using an existing molecular sieve compression device for a nitrogen generator, it is found that when the compression device needs to be disassembled, the disassembly process is relatively cumbersome, and the staff cannot quickly install and disassemble the compression device, thereby reducing the working efficiency and effect of the nitrogen generator, resulting in poor practicality. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a nitrogen generator molecular sieve compression device that allows workers to quickly disassemble the compression device, making it easy for workers to replace and repair it, thereby improving the working efficiency and effect of the nitrogen generator, thereby enhancing the practicality.

[0005] The utility model discloses a molecular sieve pressing device for a nitrogen generator, comprising an equipment body and a pressing mechanism, wherein the top of the equipment body is in close contact with the bottom of the pressing device, and the output end at the bottom of the pressing mechanism is inserted into the working chamber of the equipment body; the utility model also comprises a first annular plate, an annular clamping block, a mounting plate, four groups of fixed plates, four groups of clamping plates, four groups of first clamping blocks, a buffer component, an adjusting component and a protective component, wherein the outer side of the pressing mechanism is connected with the inner side of the mounting plate, the bottom of the mounting plate is slidably fitted through the buffer component and the top of the annular clamping block, the top of the equipment body is connected with the bottom of the first annular plate, an annular clamping groove is arranged on the top of the first annular plate, the bottom of the annular clamping block is slidably clamped with the annular clamping groove of the first annular plate, four groups of fixed plates are evenly arranged at the bottom of the outer side of the first annular plate, the tops of the four groups of fixed plates are respectively slidably clamped with the bottom of a group of clamping plates through the adjusting component, and one end of the four groups of clamping plates is respectively provided with a group of first clamping blocks, four groups of clamping grooves are evenly arranged on the outer side of the annular clamping block, the other ends of the four groups of first clamping blocks are respectively clamped with the other end of a group of first clamping blocks, and a protective component is arranged at the top of the mounting plate.

[0006] Preferably, the adjustment assembly includes four groups of first screws and four groups of first sliders, a group of sliding grooves are respectively arranged on the top of the four groups of fixed plates, both ends of the four groups of first screws are respectively rotatably connected to one end of the sliding grooves of the fixed plates, the four groups of first sliders are respectively threadedly connected to the first screws, and the four groups of first sliders are respectively slidably connected to the sliding grooves of the fixed plates, and the tops of the four groups of first sliders are respectively connected to the bottom of the splints.

[0007] Preferably, the buffer assembly includes multiple groups of damping rods and multiple groups of connecting springs, an annular groove is provided at the bottom of the mounting plate, and the top of the annular groove of the mounting plate is evenly connected to the top of the multiple groups of damping rods, the top of the annular block is respectively connected to the bottom of the multiple groups of damping rods, a group of connecting springs are respectively provided on the outside of the multiple groups of damping rods, and the top of the annular block is slidably fitted with the annular groove of the mounting plate.

[0008] Preferably, the protective component includes a second annular plate, four groups of baffles, four groups of arc-shaped blocks and four groups of arc-shaped plates. Four groups of arc-shaped plates are evenly arranged on the top of the mounting plate. A group of slots are respectively arranged on the top of the four groups of arc-shaped plates. The bottoms of the four groups of arc-shaped blocks are respectively slidably mounted in the arc-shaped plate slots. The bottom of the second annular plate is evenly connected to the tops of the four groups of arc-shaped blocks, and four groups of baffles are evenly arranged on the outside of the second annular plate.

[0009] Preferably, it further comprises four groups of connecting screws, and the four groups of arc-shaped blocks are respectively provided with threaded holes penetrating the arc-shaped plate and the second annular plate. The four groups of connecting screws respectively pass through the second annular plate through the threaded holes and are threadedly connected with the arc-shaped plate and the arc-shaped blocks.

[0010] Preferably, it also includes a plurality of sets of rotating handles, the tops of four sets of connecting screws are respectively connected to the bottoms of the rotating handles, and one end of the four sets of first screws passes through the corresponding sliding grooves and is connected to one end of another set of rotating handles.

[0011] Compared with the prior art, the molecular sieve clamping device of the nitrogen generator of the utility model has the following beneficial effects: when disassembly is required, the staff adjusts the components so that the four groups of clamps respectively drive the first clamping block to slide until the four groups of first clamping blocks are respectively disengaged from one end of the annular clamping block, and then the staff pulls the mounting plate so that the mounting plate drives the annular clamping block to slide until the annular clamping block and the first annular plate are disengaged, and finally the output end of the clamping mechanism is disengaged from the working chamber of the equipment body, and the staff can start maintenance, which allows the staff to quickly disassemble the clamping device and facilitates replacement and maintenance, thereby improving the working efficiency and effect of the nitrogen generator and thus enhancing practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0013] Figure 2 It is a partial front view structural cross-sectional schematic diagram of the utility model;

[0014] Figure 3 It is a partial structure enlarged schematic diagram of A of the utility model;

[0015] Figure 4 It is a partial structure enlarged schematic diagram of B of the utility model;

[0016] Markings in the attached drawings: 1. Equipment body; 2. Clamping mechanism; 3. First annular plate; 4. Annular clamping block; 5. Mounting plate; 6. Fixing plate; 7. Clamping plate; 8. First clamping block; 9. First screw; 10. First slider; 11. Damping rod; 12. Connecting spring; 13. Second annular plate; 14. Baffle; 15. Arc-shaped clamping block; 16. Arc-shaped plate; 17. Connecting screw; 18. Rotating handle. DETAILED DESCRIPTION

[0017] The following is a further detailed description of the specific implementation of the utility model in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the utility model, but are not intended to limit the scope of the utility model.

[0018] like Figures 1 to 4 As shown, a molecular sieve pressing device for a nitrogen generator of the utility model comprises an equipment body 1 and a pressing mechanism 2, the top of the equipment body 1 and the bottom of the pressing device are in close contact, and the bottom output end of the pressing mechanism 2 is inserted into the working chamber of the equipment body 1; it also comprises a first annular plate 3, an annular clamping block 4, a mounting plate 5, four groups of fixed plates 6, four groups of clamping plates 7, four groups of first clamping blocks 8, a buffer assembly, an adjustment assembly and a protection assembly, the outer side of the pressing mechanism 2 is connected to the inner side of the mounting plate 5, the bottom of the mounting plate 5 is slidably mounted through the buffer assembly and the top of the annular clamping block 4, the top of the equipment body 1 is connected to the bottom of the first annular plate 3, the top of the first annular plate 3 is provided with an annular clamping groove, the bottom of the annular clamping block 4 is slidably mounted with the annular clamping groove of the first annular plate 3, four groups of fixed plates 6 are evenly arranged on the bottom of the outer side of the first annular plate 3, and the tops of the four groups of fixed plates 6 slide respectively through the adjustment assembly and the bottom of a group of clamping plates 7 The four groups of clamping plates 7 are tightly fitted, and one end of each of the four groups of clamping plates 7 is provided with a group of first clamping blocks 8. Four groups of clamping grooves are evenly arranged on the outside of the annular clamping block 4. The other ends of the four groups of first clamping blocks 8 are clamped with the other end of each group of first clamping blocks 8, and a protective component is arranged on the top of the mounting plate 5. When disassembly is required, the staff adjusts the component so that the four groups of clamping plates respectively drive the first clamping blocks to slide until the four groups of first clamping blocks are respectively disengaged from one end of the annular clamping block, and then the staff pulls the mounting plate so that the mounting plate drives the annular clamping block to slide until the annular clamping block is disengaged from the first annular plate, and finally the output end of the clamping mechanism is separated from the working chamber of the equipment body, and the staff can start maintenance, which can enable the staff to quickly disassemble the clamping device and facilitate replacement and maintenance, thereby improving the working efficiency and effect of the nitrogen generator and enhancing its practicality.

[0019] As a preferred embodiment of the above embodiment, the adjustment assembly includes four groups of first screws 9 and four groups of first sliders 10. A group of sliding grooves are respectively arranged on the tops of the four fixed plates 6. The two ends of the four first screws 9 are respectively rotatably connected to one end of the sliding grooves of the fixed plates 6. The four groups of first sliders 10 are respectively threadedly connected to the first screws 9, and the four groups of first sliders 10 are respectively slidably connected to the sliding grooves of the fixed plates 6, and the tops of the four groups of first sliders 10 are respectively connected to the bottoms of the clamps 7; by rotating the connecting screws, the four groups of first sliders respectively drive the clamps to slide, so that the staff can quickly clamp and fix the annular blocks, thereby enhancing practicality.

[0020] As a preferred embodiment of the above embodiment, the buffer assembly includes multiple groups of damping rods 11 and multiple groups of connecting springs 12, an annular groove is arranged at the bottom of the mounting plate 5, and the top of the annular groove of the mounting plate 5 is evenly connected to the top of the multiple groups of damping rods 11, the top of the annular block 4 is respectively connected to the bottom of the multiple groups of damping rods 11, a group of connecting springs 12 are respectively arranged on the outside of the multiple groups of damping rods 11, and the top of the annular block 4 is slidably fitted into the annular groove of the mounting plate 5; through the expansion and contraction process of the multiple groups of damping rods and connecting springs, the force generated during installation can be reduced, thereby enhancing practicality.

[0021] As a preferred embodiment of the above embodiment, the protective component includes a second annular plate, four groups of baffles, four groups of arc-shaped blocks and four groups of arc-shaped plates. Four groups of arc-shaped plates are evenly arranged on the top of the mounting plate. A group of slots are respectively arranged on the top of the four groups of arc-shaped plates. The bottoms of the four groups of arc-shaped blocks are respectively slidably mounted in the arc-shaped plate slots. The bottom of the second annular plate is evenly connected to the tops of the four groups of arc-shaped blocks, and four groups of baffles are evenly arranged on the outside of the second annular plate. The protective effect on structures such as splints can be provided, thereby enhancing practicality.

[0022] As a preferred embodiment of the above, four sets of connecting screws are further included, and the four sets of arc-shaped clamping blocks are respectively provided with threaded holes penetrating the arc-shaped plate and the second annular plate. The four sets of connecting screws respectively pass through the second annular plate through the threaded holes and are threadedly connected with the arc-shaped plate and the arc-shaped clamping blocks; the staff can quickly install and remove the second annular plate and the baffle, thereby enhancing practicality.

[0023] As a preferred embodiment of the above embodiment, it also includes multiple groups of rotating handles, the tops of four groups of connecting screws are respectively connected to the bottoms of the rotating handles, and one ends of the four groups of first screws pass through corresponding slide grooves and are connected to one end of another group of rotating handles; the staff can quickly rotate the connecting screws and the first screws, thereby enhancing practicality.

[0024] The utility model discloses a molecular sieve pressing device for a nitrogen generator. The working principle of the device is that when disassembly is required, a staff member rotates a first screw rod by rotating a handle, so that four groups of first slide blocks respectively drive the first clamping blocks to be returned, until the four groups of first clamping blocks are respectively separated from one end of the annular clamping block, and then the staff member pulls a mounting plate, so that the mounting plate drives the annular clamping block to slide, until the annular clamping block and the first annular plate are separated from the clamping, and finally the output end of the pressing mechanism is separated from the working chamber of the equipment body, and the staff member can start maintenance.

[0025] The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

[0026] The "first", "second" and "third" mentioned in the preferred embodiment do not represent specific quantities and orders, but are only used to distinguish the names.

[0027] The above is only a preferred preferred implementation mode. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the preferred technical principles. These improvements and modifications should also be regarded as the preferred protection scope.

Claims

1. A molecular sieve pressing device for a nitrogen generator, comprising a device body (1) and a pressing mechanism (2), wherein the top of the device body (1) and the bottom of the pressing mechanism are in close contact, and the bottom output end of the pressing mechanism (2) is inserted into the working chamber of the device body (1); characterized in that: The device also comprises a first annular plate (3), an annular clamping block (4), a mounting plate (5), four groups of fixing plates (6), four groups of clamping plates (7), four groups of first clamping blocks (8), a buffer assembly, an adjustment assembly and a protection assembly. The outer side of the clamping mechanism (2) is connected to the inner side of the mounting plate (5). The bottom of the mounting plate (5) is slidably mounted on the top of the annular clamping block (4) through the buffer assembly. The top of the device body (1) is connected to the bottom of the first annular plate (3). The top of the first annular plate (3) is provided with an annular clamping groove. The bottom of the annular clamping block (4) is provided with an annular clamping groove. The first annular plate (3) is slidably mounted in an annular groove, four groups of fixing plates (6) are evenly arranged on the outer bottom of the first annular plate (3), the tops of the four groups of fixing plates (6) are respectively slidably attached to the bottom of a group of clamping plates (7) through adjustment components, and one end of each of the four groups of clamping plates (7) is respectively provided with a group of first clamping blocks (8), four groups of clamping grooves are evenly arranged on the outer side of the annular clamping block (4), the other ends of the four groups of first clamping blocks (8) are respectively clamped with the other end of each group of first clamping blocks (8), and a protective component is arranged on the top of the mounting plate (5).

2. A molecular sieve pressing device for a nitrogen generator as claimed in claim 1, characterized in that: The adjustment assembly comprises four groups of first screw rods (9) and four groups of first sliding blocks (10). The tops of the four groups of fixed plates (6) are respectively provided with a group of sliding grooves. The two ends of the four groups of first screw rods (9) are respectively rotatably connected to one end of the sliding grooves of the fixed plates (6). The four groups of first sliding blocks (10) are respectively threadedly connected to the first screw rods (9). The four groups of first sliding blocks (10) are respectively slidably connected to the sliding grooves of the fixed plates (6). The tops of the four groups of first sliding blocks (10) are respectively connected to the bottoms of the clamping plates (7).

3. A molecular sieve pressing device for a nitrogen generator as claimed in claim 2, characterized in that: The buffer assembly comprises a plurality of groups of damping rods (11) and a plurality of groups of connecting springs (12); an annular groove is arranged at the bottom of the mounting plate (5); and the top of the annular groove of the mounting plate (5) is evenly connected to the top of the plurality of groups of damping rods (11); the top of the annular clamping block (4) is respectively connected to the bottom of the plurality of groups of damping rods (11); a group of connecting springs (12) is respectively arranged on the outside of the plurality of groups of damping rods (11); and the top of the annular clamping block (4) is slidably fitted to the annular groove of the mounting plate (5).

4. A molecular sieve pressing device for a nitrogen generator as claimed in claim 3, characterized in that: The protection component comprises a second annular plate (13), four groups of baffles (14), four groups of arc-shaped blocks (15) and four groups of arc-shaped plates (16); the four groups of arc-shaped plates (16) are evenly arranged on the top of the mounting plate (5); the four groups of arc-shaped plates (16) are respectively provided with a group of slots on the top; the bottoms of the four groups of arc-shaped blocks (15) are respectively slidably engaged with the slots of the arc-shaped plates (16); the bottom of the second annular plate (13) is evenly connected to the tops of the four groups of arc-shaped blocks (15); and the outer side of the second annular plate (13) is evenly arranged with four groups of baffles (14).

5. A molecular sieve pressing device for a nitrogen generator as claimed in claim 4, characterized in that: It also includes four groups of connecting screws (17), the four groups of arc-shaped clamping blocks (15) are respectively provided with threaded holes penetrating the arc-shaped plate (16) and the second annular plate (13), and the four groups of connecting screws (17) pass through the second annular plate (13) through the threaded holes and are threadedly connected to the arc-shaped plate (16) and the arc-shaped clamping blocks (15).

6. A molecular sieve pressing device for a nitrogen generator as claimed in claim 5, characterized in that: It also includes a plurality of rotating handles (18), the tops of four connecting screw rods (17) are respectively connected to the bottoms of the rotating handles (18), and one end of the four first screw rods (9) passes through the corresponding slide grooves and is connected to one end of another rotating handle (18).

Images