Positioning tool

Abstract

The utility model relates to the technical field of gas circuit disc surfaces and gas circuit cabinet production lines, in particular to a positioning tool. The positioning tool is used for positioning the installation of the gas flow controller and comprises a positioning piece, at least two first positioning holes are formed in one end of the positioning piece, and at least two second positioning holes are formed in the other end of the positioning piece. According to the pipeline mounting structure, the at least two first positioning holes in the positioning piece are connected with one pipeline mounting structure, and the at least two second positioning holes in the positioning piece are connected with the other pipeline mounting structure, so that the two pipeline mounting structures are positioned; therefore, the positioning accuracy of the MFC mounted on the pipeline mounting structure is ensured, and the positioning efficiency of the MFC is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of gas circuit disks and gas circuit cabinet production lines, in particular to a positioning tool. Background Art

[0002] In the prior art, during the installation of a gas flow controller, the fixed opening size of the installation module at the bottom of the gas pipeline is slightly larger than the diameter of the screw, which may cause the gas pipeline to be skewed when installed on the panel; and the installation position of the gas flow controller (hereinafter referred to as MFC) needs to be reserved during the installation process.

[0003] In the actual installation process, the MFC is not first fixed to the gas pipeline and installed on the panel, and then the MFC is removed for debugging. This will greatly reduce work efficiency and also cause waste of materials such as gaskets.

[0004] How to achieve efficient and accurate MFC installation is a technical problem that needs to be solved urgently in the prior art. Utility Model Content

[0005] The utility model aims to provide a positioning tool, which can realize efficient and accurate installation of MFC.

[0006] The embodiment of the utility model is achieved as follows:

[0007] The utility model provides a positioning tool for positioning the installation of a gas flow controller, comprising a positioning piece, one end of which is provided with at least two first positioning holes, and the other end of which is provided with at least two second positioning holes.

[0008] In an optional embodiment, the positioning member is further provided with a positioning protrusion for cooperating with a groove on the pipeline mounting structure for positioning.

[0009] In an optional embodiment, the positioning protrusion includes a first protrusion and a second protrusion;

[0010] The first protrusion is arranged on a symmetric plane of the positioning member parallel to the length direction thereof, and the second protrusion is arranged at a corner of the positioning member.

[0011] In an optional embodiment, there are multiple positioning protrusions, and the multiple positioning protrusions are respectively arranged at both ends of the positioning member and are symmetrically arranged.

[0012] In an optional embodiment, a connecting hole is provided on the positioning member for connecting with a portable connecting member.

[0013] In an optional embodiment, the connecting hole is arranged at a central position of the positioning member.

[0014] In an optional embodiment, the connecting hole is a threaded hole.

[0015] In an optional embodiment, a sealing hole is further provided on the positioning member, and the sealing hole is provided between two first positioning holes or between two second positioning holes.

[0016] In an optional embodiment, the positioning member includes positioning portions arranged at both ends and a connecting plate arranged in the middle, and the connecting plate and the positioning portion form an "I" shape.

[0017] In an optional embodiment, the positioning member is in the shape of a cuboid.

[0018] The beneficial effects of the embodiments of the utility model are:

[0019] At least two first positioning holes on the positioning member are connected to one pipeline mounting structure, and at least two second positioning holes on the positioning member are connected to another pipeline mounting structure, so as to achieve positioning between the two pipeline mounting structures, thereby ensuring the positioning accuracy of the MFC installed on the pipeline mounting structure and improving the efficiency of positioning the MFC. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 A front view of a positioning tool provided in an embodiment of the utility model;

[0022] Figure 2 for Figure 1 AA section view;

[0023] Figure 3 for Figure 1 BB cross-sectional view;

[0024] Figure 4 for Figure 1 CC section view;

[0025] Figure 5 A front view of a positioning tool provided in another embodiment of the utility model;

[0026] Figure 6 for Figure 5 Schematic diagram of the three-dimensional structure.

[0027] Icon: 1-positioning piece; 2-first positioning hole; 3-second positioning hole; 4-first protrusion; 5-second protrusion; 6-connecting hole; 7-connecting plate; 8-positioning part. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0029] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on 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.

[0030] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0031] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0032] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0033] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" 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.

[0034] The following is combined with Figure 1 To Attachment Figure 6 , some embodiments of the present utility model are described in detail. In the absence of conflict, the following embodiments and features in the embodiments can be combined with each other.

[0035] The utility model provides a positioning tool for positioning the installation of a gas flow controller, such as Figure 1-Figure 6 As shown, it includes a positioning member 1, one end of the positioning member 1 is provided with at least two first positioning holes 2, and the other end of the positioning member 1 is provided with at least two second positioning holes 3.

[0036] Specifically, in this embodiment, the positioning tool positions the installation of the gas flow controller. Generally, the gas flow controller is set on the gas pipeline to facilitate the control of the gas flow. When the position of the gas pipeline is set accurately, the position of the gas flow controller (MFC) can reach the accurate position.

[0037] In this embodiment, after the fixing bolt passes through the first positioning hole 2, it is threadedly connected to the mounting structure of the gas pipeline, thereby connecting the positioning member 1 to the mounting structure of the gas pipeline; after the fixing bolt passes through the second positioning hole 3, it is threadedly connected to the mounting structure of another gas pipeline, thereby connecting the positioning hole to the mounting structure of another gas pipeline.

[0038] After the fixing bolts are passed through the first positioning hole 2 and the second positioning hole 3, the positioning member 1 is connected to the mounting structures of the two gas pipelines respectively, so that the two gas pipelines are positioned, thereby positioning the MFC installed on the gas pipelines.

[0039] In this embodiment, the number of the first positioning hole 2 and the second positioning hole 3 is at least two, which can prevent the positioning member 1 from being translated relative to the mounting structure of the gas pipeline, and can also prevent the positioning member 1 from being rotated relative to the mounting structure of the gas pipeline, thereby ensuring the positioning accuracy between the two, and thus ensuring the positioning accuracy of the relative position relationship between the mounting structures of the two gas pipelines.

[0040] In this embodiment, the first positioning hole 2 and the second positioning hole 3 are both round holes.

[0041] It should be pointed out that the first positioning hole 2 and the second positioning hole 3 can be set as circular holes, but they are not limited to circular holes. They can also be other types of hole structures as long as the positioning member 1 can be fixedly connected to the mounting structure of the gas pipeline by fixing bolts.

[0042] In an optional embodiment, the positioning member 1 is further provided with a positioning protrusion for cooperating with a groove on the mounting structure of the gas pipeline for positioning.

[0043] In this embodiment, a certain groove structure is provided on the mounting structure of the gas pipeline. A positioning protrusion is provided on the positioning member 1, and the positioning protrusion cooperates with the groove structure to realize the positioning between the mounting structure and the positioning member 1. The positioning member 1 is fixed to the mounting structure by passing a fixing bolt through the first positioning hole 2 or the second positioning hole 3, thereby ensuring the accuracy of positioning.

[0044] Specifically, in this embodiment, the positioning protrusion is cylindrical in shape.

[0045] It should be pointed out that the shape of the positioning protrusion can be cylindrical, but it is not limited to the cylindrical shape. It can also be other shapes, such as a rectangular parallelepiped, etc., as long as it can cooperate with the groove structure on the mounting structure to achieve the positioning between the positioning member 1 and the mounting structure.

[0046] In an optional embodiment, the positioning protrusion includes a first protrusion 4 and a second protrusion 5; the first protrusion 4 is arranged on a symmetry plane of the positioning member 1 parallel to its length direction, and the second protrusion 5 is arranged at a corner of the positioning member 1.

[0047] In this embodiment, there may be multiple positioning protrusions, and the parameters such as the position, shape, and size of each positioning protrusion may be different or not completely the same.

[0048] Specifically, in this embodiment, Figure 1 As shown, there are two first protrusions 4, which are respectively arranged on the symmetry planes of the positioning member 1 parallel to its length direction, and are arranged at the opposite ends of the positioning member 1; there are four second protrusions 5, which are respectively arranged at the four corners of the positioning member 1, and the four second protrusions 5 are symmetrical to each other about the symmetry plane of the positioning member 1.

[0049] In this embodiment, the diameter of the first protrusion 4 is greater than the diameter of the second protrusion 5 .

[0050] It should be noted that the number of the first protrusions 4 and the number of the second protrusions 5 can be as follows: Figure 1Two and four are shown, but it is not limited to this number. It can be other numbers as long as it can cooperate with the groove structure on the installation structure to achieve the relative position positioning between the positioning member 1 and the installation structure.

[0051] In an optional embodiment, there are multiple positioning protrusions, and the multiple positioning protrusions are respectively arranged at two ends of the positioning member 1 and are symmetrically arranged.

[0052] In an optional embodiment, a connection hole 6 is provided on the positioning member 1 for connecting with a portable connecting member.

[0053] In this embodiment, after the connection hole 6 is provided on the positioning member 1, a connection rod or other structure can be connected to the positioning member 1 through the connection hole 6, thereby facilitating the lifting of the positioning member 1 and facilitating the carrying or transport of the positioning member 1.

[0054] When in use, the connecting rod is inserted into the connecting hole 6, and a thread is set at the end of the connecting rod. The end with the thread passes through the connecting hole 6 and is connected to the nut, thereby achieving the purpose of connecting the connecting rod and the positioning member 1, and achieving the effect of facilitating the transportation of the positioning member 1.

[0055] What needs to be paid is that, in this embodiment,

[0056] In an optional embodiment, the connecting hole 6 is arranged at a central position of the positioning member 1 .

[0057] In this embodiment, the number of the connecting hole 6 is one, which is disposed at the center of the positioning member 1, so that the positioning member 1 can be kept balanced when the positioning member 1 is lifted by the connecting rod.

[0058] It should be pointed out that in the present embodiment, the number of the connecting hole 6 is 1, but it is not limited to 1, it can also be 2, 3 or more, as long as other connecting structures such as the connecting rod can be connected to the positioning member 1 through the connecting hole 6, the purpose of portability of the positioning member 1 can be achieved.

[0059] In an optional embodiment, the connecting hole 6 is a threaded hole.

[0060] In this embodiment, the connection hole 6 is set as a threaded hole, which can be directly threadedly connected to the thread on the connecting rod, thereby facilitating the connection between the connecting rod and the positioning member 1.

[0061] In this embodiment, the threaded hole is a through hole.

[0062] It should be pointed out that the threaded hole can be set as a through hole, and it can also be set as a blind hole when the thickness of the positioning member 1 is sufficient, as long as the connection stability between the positioning member 1 and the connecting rod can be ensured.

[0063] In an optional embodiment, if Figure 5 and Figure 6 As shown, the positioning member 1 is further provided with a sealing hole, and the sealing hole is provided between two first positioning holes 2 or between two second positioning holes 3 .

[0064] In this embodiment, a sealing hole is further provided on the positioning member 1, and the sealing hole cooperates with a corresponding structure on the mounting structure of the gas pipeline to avoid damage to the surface of the mounting structure and ensure the sealing of the MFC during installation.

[0065] In an optional embodiment, the positioning member 1 includes positioning portions 8 arranged at both ends and a connecting plate 7 arranged in the middle, and the connecting plate 7 and the positioning portion 8 form an “I” shape.

[0066] In this embodiment, the positioning member 1 is configured as an I-shape, which can reduce the use of materials, achieve material conservation, and rationally utilize resources.

[0067] In an optional embodiment, the positioning member 1 is in the shape of a cuboid.

[0068] In this embodiment, the main body of the positioning member 1 is in the shape of a cuboid, or is configured as a plate, which can achieve the purpose of positioning and improve the utilization rate of materials.

[0069] It should be pointed out that the shape of the positioning member 1 can be a rectangular parallelepiped, but it is not limited to a rectangular parallelepiped. It can also be set to other shapes, such as a cylinder with an elliptical cross-section, etc., as long as the relative position of the gas pipeline can be positioned through the positioning member 1.

[0070] The beneficial effects of the embodiments of the utility model are:

[0071] At least two first positioning holes 2 on the positioning member 1 are connected to one pipeline mounting structure, and at least two second positioning holes 3 on the positioning member 1 are connected to another pipeline mounting structure, so as to achieve positioning between the two pipeline mounting structures, thereby ensuring the positioning accuracy of the MFC installed on the pipeline mounting structure and improving the efficiency of positioning the MFC.

[0072] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A positioning tool for positioning the installation of a gas flow controller, characterized in that: It comprises a positioning member, one end of which is provided with at least two first positioning holes, and the other end of which is provided with at least two second positioning holes.

2. The positioning tool according to claim 1, characterized in that: The positioning piece is also provided with a positioning protrusion for cooperating with the groove on the pipeline installation structure for positioning.

3. The positioning tool according to claim 2, characterized in that: The positioning protrusion includes a first protrusion and a second protrusion; The first protrusion is arranged on a symmetric plane of the positioning member parallel to the length direction thereof, and the second protrusion is arranged at a corner of the positioning member.

4. The positioning tool according to claim 2, characterized in that: The number of the positioning protrusions is multiple, and the multiple positioning protrusions are respectively arranged at two ends of the positioning member and are symmetrically arranged.

5. The positioning tool according to claim 1, characterized in that: The positioning member is provided with a connecting hole for connecting with a portable connecting member.

6. The positioning tool according to claim 5, characterized in that: The connecting hole is arranged at the center position of the positioning member.

7. The positioning tool according to claim 5, characterized in that: The connecting hole is a threaded hole.

8. The positioning tool according to claim 1, characterized in that: The positioning member is also provided with a sealing hole, and the sealing hole is provided between two first positioning holes or between two second positioning holes.

9. The positioning tool according to claim 1, characterized in that: The positioning member includes positioning parts arranged at both ends and a connecting plate arranged in the middle, and the connecting plate and the positioning part form an "I" shape.

10. The positioning tool according to claim 1, characterized in that: The positioning piece is in the shape of a cuboid.

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