Protection mechanism for ion chromatograph

Abstract

The utility model relates to the technical field of protection mechanisms, in particular to a protection mechanism for an ion chromatograph, which comprises a mounting base positioned at one end of an ion chromatograph main body and fixedly connected with the ion chromatograph main body, a gear ring inserted into one side of the mounting base, and a protection mechanism arranged on the other side of the mounting base, one side of the mounting base is rotatably connected with a plurality of shaft rods, one side of each shaft rod is meshed with a rack, the racks are slidably connected with the mounting base, one end of each shaft rod is fixedly connected with a sealing block, and one side of each shaft rod is fixedly connected with a pressing block; the ion chromatograph has the beneficial effects that a set of protection mechanism consisting of the mounting base, the gear ring, the sealing block, the pressing block and the like is mounted on the ion chromatograph main body, so that a connecting port of a pure water bottle and the ion chromatograph main body can be sealed, a pollution source is prevented from entering the ion chromatograph main body, the pure water bottle can be clamped, and the ion chromatograph main body is prevented from being damaged. The ion chromatograph is prevented from being separated from the ion chromatograph main body after being collided.

Description

Technical Field

[0001] The utility model relates to the technical field of protection mechanisms, in particular to a protection mechanism for an ion chromatograph. Background Art

[0002] Ion chromatograph is an instrument for separating, analyzing and quantitatively determining ions and polar molecules. It is an analytical technology developed on the basis of conventional liquid chromatography and is widely used in environmental monitoring, food safety, pharmaceuticals, chemical industry and other fields.

[0003] At present, in order to facilitate the adjustment of the concentration of the detection solvent and its mobile phase, ion chromatographs are usually equipped with pure water bottles to store and supply pure water, thereby improving the accuracy of the detection results.

[0004] However, in the prior art, the connection port between the ion chromatograph and the pure water bottle usually ignores the protection measures, which may result in dust and other pollution sources to penetrate into the instrument from the connection port, resulting in errors in the test results. Therefore, the utility model proposes a protection mechanism for the ion chromatograph to solve the above problem. Utility Model Content

[0005] The purpose of the utility model is to provide a protective mechanism for an ion chromatograph to solve the problem raised in the above background technology that due to the neglect of protective measures at the connection port between the ion chromatograph and the pure water bottle, dust and other pollution sources may enter the instrument and affect the accuracy of the detection results.

[0006] To achieve the above object, the utility model provides the following technical solution: a protection mechanism for an ion chromatograph, the protection mechanism for an ion chromatograph comprising:

[0007] An ion chromatograph body, one end of which is plugged with a pure water bottle;

[0008] A mounting base is provided, wherein the mounting base is located at one end of the ion chromatograph body and is fixedly connected to the ion chromatograph body, a gear ring is inserted on one side of the mounting base, a plurality of shaft rods are rotatably connected to one side of the mounting base, the plurality of shaft rods are all meshed with the gear ring, a rack is meshed on one side of the shaft rod, the rack is slidably connected to the mounting base, a sealing block is fixedly connected to one end of the shaft rod, a pressure block is fixedly connected to one side of the shaft rod, the sealing block and the pressure block fit the shape of the pure water bottle, a plurality of operating rods are fixedly connected to one side of the gear ring, and the operating rods are fixedly connected to the ion chromatograph body through bolts.

[0009] Preferably, one end of the shaft is fixedly connected to a No. 1 gear, and the other end of the shaft is fixedly connected to a No. 2 gear, the No. 1 gear is meshed with a ring gear, and the No. 2 gear is meshed with a rack.

[0010] Preferably, a sliding block arranged in a "T" shape is fixedly connected to one side of the rack, and a sliding groove for the sliding block to slide is provided through one side of the mounting base.

[0011] Preferably, a plurality of notches are provided on one side of the mounting base, and the notches are plugged into the operating rods.

[0012] Preferably, a connecting rod is fixedly connected to one side of the rack, and the connecting rod is fixedly connected to the pressing block.

[0013] Preferably, the plurality of shafts and racks are distributed in a circular array on one side of the mounting base, and a bolt hole for bolt insertion is penetrated through one side of the operating rod.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model installs a set of protection mechanism composed of components such as a mounting base, a gear ring, a sealing block and a pressing block on the main body of the ion chromatograph, so that the connection port of the pure water bottle and the main body of the ion chromatograph can be sealed to block the pollution source from entering the main body of the ion chromatograph, and the pure water bottle can be clamped to prevent it from being separated from the main body of the ion chromatograph after being hit, thereby solving the problem that the connection port of the ion chromatograph and the pure water bottle ignores the protection measures, resulting in pollution sources such as dust entering the instrument and affecting the accuracy of the detection result. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a three-dimensional schematic diagram of the protective mechanism structure of the utility model;

[0018] Figure 3 It is a side view of the rack connection structure of the utility model;

[0019] Figure 4 It is a three-dimensional schematic diagram of the installation base structure of the utility model.

[0020] In the figure: 1. Ion chromatograph body; 2. Pure water bottle; 3. Mounting base; 31. Notch; 32. Slide groove; 4. Ring gear; 5. Shaft; 51. Gear No. 1; 52. Gear No. 2; 6. Rack; 61. Slider; 62. Connecting rod; 7. Sealing block; 8. Pressure block; 9. Operating lever; 91. Bolt hole. Implementation

[0021] In order to make the purpose and technical solution of the present invention clearly and completely described, and the advantages more clearly understood, the embodiments of the present invention are further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are part of the embodiments of the present invention, rather than all of the embodiments, and are only used to explain the embodiments of the present invention, and are not used to limit the embodiments of the present invention. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] In the description of the present invention, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] For the purpose of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are proposed to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, known methods and structures are not described in detail to avoid making these embodiments unnecessarily difficult to understand. In addition, all embodiments can be used in combination with each other.

[0025] See also Figures 1 to 4 , the utility model provides a technical solution:

[0026] Embodiment 1, a protection mechanism for an ion chromatograph, the protection mechanism for an ion chromatograph comprising: an ion chromatograph body 1 and a mounting base 3.

[0027] Specifically, a pure water bottle 2 is plugged into one end of the ion chromatograph body 1;

[0028] Furthermore, the mounting base 3 is located at one end of the ion chromatograph body 1 and is fixedly connected to the ion chromatograph body 1, a gear ring 4 is inserted on one side of the mounting base 3, a plurality of shafts 5 are rotatably connected to one side of the mounting base 3, the plurality of shafts 5 are all meshed with the gear ring 4, a rack 6 is meshed on one side of the shaft 5, the rack 6 is slidably connected to the mounting base 3, a sealing block 7 is fixedly connected to one end of the shaft 5, a pressing block 8 is fixedly connected to one side of the shaft 5, the sealing block 7 and the pressing block 8 are in shape with the pure water bottle 2, a plurality of operating rods 9 are fixedly connected to one side of the gear ring 4, and the operating rods 9 are connected to the ion chromatograph body 1 by bolts. The chromatograph body 1 is fixedly connected. After the pure water bottle 2 is inserted into the ion chromatograph body 1, the operating lever 9 is rotated to drive the ring gear 4 to rotate. The rotation of the ring gear 4 will drive the multiple shaft rods 5 meshing with it to rotate. The rotation of the shaft rod 5 will drive the rack 6 to slide toward the pure water bottle 2. The sliding of the rack 6 will drive the sealing block 7 and the pressing block 8 to slide toward the pure water bottle 2, thereby forming a seal on the interface between the pure water bottle 2 and the ion chromatograph body 1, blocking the pollution source from entering the ion chromatograph body 1, and also fixing the pure water bottle 2 to prevent the pure water bottle 2 from being collided and detached from the ion chromatograph body 1.

[0029] Embodiment 2. On the basis of embodiment 1, in order to facilitate the transmission of the force of the operating rod 9 to the rack 6, one end of the shaft rod 5 of the present application is fixedly connected to a No. 1 gear 51, and the other end of the shaft rod 5 is fixedly connected to a No. 2 gear 52. The No. 1 gear 51 is meshed with the ring gear 4, and the No. 2 gear 52 is meshed with the rack 6. When the operating rod 9 rotates the ring gear 4, the No. 1 gear 51 will rotate, and the No. 1 gear 51 will drive the shaft rod 5 to rotate. The rotation of the shaft rod 5 will drive the No. 2 gear 52 to rotate, and the rotation of the No. 2 gear 52 will drive the rack 6 to slide, thereby realizing the transmission of force.

[0030] Embodiment 3, on the basis of embodiment 2, in order to prevent the rack 6 from falling off, one side of the rack 6 of the present application is fixedly connected with a slider 61 arranged in a "T" shape, and one side of the mounting base 3 is penetrated with a slide groove 32 for the slider 61 to slide. The "T"-shaped slider 61 can prevent the rack 6 and the mounting base 3 from detaching, and limit the sliding trajectory of the rack 6, so that the sealing block 7 and the pressure block 8 can be better combined into a seal and a clamp.

[0031] Embodiment 4, on the basis of embodiment 3, in order to facilitate the rotation of the operating rod 9, a plurality of notches 31 are provided on one side of the mounting base 3 of the present application, and the notches 31 are plugged into the operating rod 9, so as to ensure that the mounting base 3 will not hinder the operating rod 9 from driving the gear ring 4 to rotate.

[0032] Embodiment 5, on the basis of embodiment 4, in order to facilitate the installation of the pressure block 8, a connecting rod 62 is fixedly connected to one side of the rack 6 of the present application, and the connecting rod 62 and the pressure block 8 are fixedly connected, so that the pressure block 8 and the rack 6 can form a whole, so that it slides with the sliding of the rack 6.

[0033] Embodiment 6. On the basis of embodiment 5, in order to facilitate the implementation of the present device, the multiple shafts 5 and racks 6 of the present application are distributed in a circular array on one side of the mounting base 3, so that the structure of the present device can be more convenient to assemble. A bolt hole 91 for bolt insertion is opened through one side of the operating rod 9.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A protective mechanism for an ion chromatograph, characterized in that: The protective mechanism for the ion chromatograph comprises: An ion chromatograph body (1), one end of the ion chromatograph body (1) being plugged with a pure water bottle (2); A mounting base (3) is provided, wherein the mounting base (3) is located at one end of the ion chromatograph body (1) and is fixedly connected to the ion chromatograph body (1); a gear ring (4) is inserted into one side of the mounting base (3); a plurality of shafts (5) are rotatably connected to one side of the mounting base (3); the plurality of shafts (5) are all meshed with the gear ring (4); a rack (6) is meshed on one side of the shaft (5); the rack (6) is slidably connected to the mounting base (3); a sealing block (7) is fixedly connected to one end of the shaft (5); a pressing block (8) is fixedly connected to one side of the shaft (5); the sealing block (7) and the pressing block (8) fit the shape of the pure water bottle (2); a plurality of operating rods (9) are fixedly connected to one side of the gear ring (4); the operating rods (9) are fixedly connected to the ion chromatograph body (1) by bolts.

2. A protective mechanism for an ion chromatograph according to claim 1, characterized in that: One end of the shaft rod (5) is fixedly connected to a first gear (51), and the other end of the shaft rod (5) is fixedly connected to a second gear (52); the first gear (51) is meshed with a ring gear (4), and the second gear (52) is meshed with a rack (6).

3. A protective mechanism for an ion chromatograph according to claim 2, characterized in that: A sliding block (61) arranged in a "T" shape is fixedly connected to one side of the rack (6), and a sliding groove (32) for the sliding block (61) to slide is provided through one side of the mounting base (3).

4. A protective mechanism for an ion chromatograph according to claim 3, characterized in that: A plurality of notches (31) are provided on one side of the mounting base (3), and the notches (31) are plugged into the operating rods (9).

5. A protective mechanism for an ion chromatograph according to claim 4, characterized in that: A connecting rod (62) is fixedly connected to one side of the rack (6), and the connecting rod (62) and the pressing block (8) are fixedly connected.

6. A protective mechanism for an ion chromatograph according to claim 5, characterized in that: The plurality of shafts (5) and racks (6) are distributed in a circular array on one side of the mounting base (3), and a bolt hole (91) for bolt insertion is provided through one side of the operating rod (9).

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