CN211103554U

CN211103554U - Instrument calibration clamping device

Info

Publication number: CN211103554U
Application number: CN201921608436.3U
Authority: CN
Inventors: 夏士娟; 陈金法; 高鸿毅
Original assignee: Sinoto Instrument Suzhou Co ltd
Current assignee: Sinoto Instrument Suzhou Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-07-28
Anticipated expiration: 2029-09-26

Abstract

The application discloses clamping device is markd to instrument designs instrument and meter field, includes: an instrument calibration clamping device comprising: the front pipeline 1 is provided with a first clamping part; the rear pipeline 2 is provided with a second clamping part, and the front pipeline 1 and the rear pipeline 2 are arranged concentrically and have a certain interval; the movable plate 3 is provided with at least two brackets, and the at least two brackets are used for placing instruments; the screw rod lifting table 8 is connected with the moving plate 3, and the screw rod lifting table 8 is used for adjusting the height position of the moving plate 3; the air cylinder 5 is connected with the front pipeline 1; the sliding rail 9, preceding pipeline 1 swing joint be in on the sliding rail 9, through preceding pipeline 1 with back pipeline 2 sets up with one heart, and clamping part one, clamping part two press from both sides tight instrument both ends, can effectively press from both sides tight sealed instrument.

Description

Instrument calibration clamping device

Technical Field

The application relates to the field of instruments and meters, in particular to an instrument calibration clamping device.

Background

At present, various measuring instruments are used for gas trade integration in order to measure gas flow, and in order to ensure the accuracy of instrument calculation data, the stability and reliability of the instruments must be ensured, so that all the instruments must be calibrated to test and verify the accuracy of the instruments, a clamping device used during instrument calibration is very important, and the quality of the clamping device has direct influence on calibrated data. Firstly, the tightness of the clamping position of the clamping device must be ensured to perform subsequent calibration of the instrument, but the tightness of the clamping position of the clamping device in the prior art cannot be effectively ensured.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the instrument calibration clamping device in the prior art can not effectively seal and clamp the instrument.

In order to achieve the purpose, the following technical scheme is adopted in the application: an instrument calibration clamp device comprising: the front pipe is provided with a first clamping part; the rear pipeline is provided with a second clamping part, and the front pipeline and the rear pipeline are concentrically arranged and have a certain interval; the movable plate is provided with at least two brackets, and the at least two brackets are used for placing instruments; the screw rod lifting platform is connected with the moving plate and used for adjusting the height position of the moving plate; the cylinder is connected with the front pipeline; the front pipeline is movably connected to the sliding rail;

further, according to an embodiment of the present application, wherein the slide rail is disposed on a fixed table, and the fixed table is fixed on a support.

Furthermore, according to an embodiment of the present application, a floor mat is disposed at a bottom of the bracket, and the bracket is fixed on the ground or the workbench through the floor mat.

Further, according to an embodiment of the present application, the moving plate has a plurality of pin holes, and at least two sets of the brackets are positioned on the moving plate by pins.

Still further in accordance with an embodiment of the present application, wherein the bracket is a V-shaped bracket.

Still further, in accordance with an embodiment of the present application, wherein the cylinder is fixed on a cylinder fixing frame, the cylinder fixing frame is fixed on the fixing table.

Further, according to an embodiment of the present application, the screw rod lifting table is movably connected with a linear bearing, and the screw rod lifting table is connected with the moving plate through the linear bearing.

Further, according to an embodiment of the present application, wherein the screw lifting table has a hand wheel.

Has the advantages that: firstly, two circular ports of a flowmeter pipeline of the meter are concentric with a front pipeline and a rear pipeline through a screw rod elevator, leakage caused by the fact that the pipelines are not concentric after clamping can be prevented, preparation is made for sealing and clamping, secondly, one end of the meter is clamped through a first clamping part driven by a cylinder, the other end of the meter is clamped through a second clamping part driven by a cylinder, effective clamping and sealing are achieved, and the problem that the sealing performance of a clamping position of a clamping device in the prior art cannot be effectively guaranteed is solved.

Drawings

The present application is further described below with reference to the drawings and examples.

FIG. 1 is a schematic structural diagram of an instrument calibration clamping device according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a meter according to an embodiment of the present application.

In the attached drawings

1. Front pipeline 2, rear pipeline 3 and moving plate

4. V-shaped bracket 5, air cylinder 6 and support

7. Floor mat 8, screw rod lifter 9 and slide rail

10. Linear bearing 11, fixed station

Detailed Description

In order to make the objects and technical solutions of the present invention clear and fully described, and the advantages thereof more clearly understood, the embodiments of the present invention are described in further detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of some, but not all, embodiments of the present invention and are not to be considered as limiting, and that all other embodiments can be made by one of ordinary skill in the art without any inventive work.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "a," "an," "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

For the purposes of simplicity and explanation, the principles of the embodiments are described by referring mainly to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. But it is obvious. To one of ordinary skill in the art, the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

As shown in fig. 1, the present application discloses an instrument calibration clamping device, comprising: the movable plate lifting device comprises a floor mat 7 and a support 6, wherein the support 6 is placed on the ground through the floor mat 7, a fixed table 11 is fixed on the support 6, a slide rail 9 is arranged on the fixed table 11, the slide rail 9 is movably connected with a front pipeline 1, the front pipeline 1 can linearly move on the slide rail 9, one end of the front pipeline 1 is movably connected with a cylinder 5, the cylinder 5 is arranged on the fixed table 11 through a cylinder fixing frame, a linear bearing 10 is further arranged on the support 6, a lifting shaft of a screw rod lifting platform 8 is movably connected onto the linear bearing 10, the screw rod lifting platform 8 comprises a hand wheel, the lifting shaft of the screw rod lifting platform 8 can move up and down by rotating the hand wheel, so that the movable plate 3 is driven to move up and down, the screw rod lifting platform 8 is connected with the movable plate 3 through the lifting shaft, at least two V, the connecting line of the V-shaped openings of at least two V-shaped brackets 4 is collinear with the axis of the front pipeline 1, the at least two V-shaped brackets 4 are fixed on the movable plate 3 through pins, and the distance between the at least two V-shaped brackets 4 can be adjusted to adapt to the positioning of instruments with different lengths and models; preceding pipeline 1 corresponds installs rear pipeline 2, preceding pipeline 1 with the concentric interval of rear pipeline 2 sets up, preceding pipeline 1 sets up to certain length, rear pipeline 2 is fixed to be set up on fixed station 11, just preceding pipeline 1 has clamping part one, clamping part one is the round mouth flange, rear pipeline 2 has clamping part two, clamping part two also sets up to the round mouth flange.

As shown in fig. 2, the meter to be clamped in the embodiment of the present application is a flow meter, the meter has a flow meter pipe, the flow meter pipe has two circular ports, and the first clamping part and the second clamping part can clamp the circular ports.

The embodiment of the application also discloses a clamping method of the instrument calibration clamping device, which comprises the following steps:

placing the meter on the V-shaped bracket 4, and attaching a round port of the flow meter to a round flange of the clamping part II of the rear pipeline 2;

rotating a hand wheel, adjusting the height position of the moving plate 3 through a screw rod lifter 8, adjusting two circular ports of a flow meter pipeline to be concentric with the front pipeline 1, and simultaneously adjusting two circular ports of the flow meter pipeline to be concentric with the rear pipeline 2;

the cylinder 5 pushes the front pipeline 1 to move horizontally, and a round flange of a first clamping part of the front pipeline 1 clamps the other round port of the flowmeter, so that calibration clamping of the instrument is realized.

Firstly, two circular ports of the flowmeter pipeline of the instrument are adjusted to be concentric with the front pipeline 1 and the rear pipeline 2 through the lead screw lifter 8, leakage caused by non-concentricity of the pipelines after clamping can be prevented, preparation is made for sealing and clamping, secondly, the round flange of the first clamping part is driven by the air cylinder 5 to clamp the instrument, and meanwhile, the round flange of the second clamping part clamps the instrument, so that effective clamping and sealing are realized, and the problem that the sealing performance of the clamping part of the clamping device in the prior art cannot be effectively guaranteed is solved.

Although the invention has been described with respect to illustrative embodiments thereof so that those skilled in the art can understand the invention, it is to be understood that the invention is not limited to the disclosed embodiments, but rather, is intended to cover all modifications and variations within the spirit and scope of the invention as defined and defined by the appended claims.

Claims

1. An instrument calibration clamp device comprising:

the front pipeline (1), the front pipeline (1) has a first clamping part;

the rear pipeline (2) is provided with a second clamping part, and the front pipeline (1) and the rear pipeline (2) are arranged concentrically and have a certain interval;

the movable plate (3) is provided with at least two brackets, and the at least two brackets are used for placing instruments;

the screw rod lifting platform (8), the screw rod lifting platform (8) is connected with the moving plate (3), and the screw rod lifting platform (8) is used for adjusting the height position of the moving plate (3);

the cylinder (5), the said cylinder (5) connects the said front pipeline (1);

the front pipeline (1) is movably connected to the sliding rail (9).

2. An instrument calibration clamping device according to claim 1, wherein the slide rail (9) is arranged on a fixed table (11), the fixed table (11) being fixed on the support (6).

3. The instrument calibration clamping device of claim 2, wherein a ground mat (7) is arranged at the bottom of the bracket (6), and the bracket (6) is fixed on the ground or a workbench through the ground mat (7).

4. An instrument calibration clamp according to claim 1, wherein said moving plate (3) has a plurality of sets of pin holes, and at least two sets of said brackets are pinned to said moving plate (3).

5. An instrument calibration clamping device according to claim 1 or 4, wherein the bracket is a V-shaped bracket (4).

6. An instrument calibration clamping device according to claim 2, wherein the cylinder (5) is fixed to a cylinder mount, which is fixed to the stationary table (11).

7. The instrument calibration clamping device according to claim 1, wherein the screw rod lifting table (8) is movably connected with a linear bearing (10), and the screw rod lifting table (8) is connected with the moving plate (3) through the linear bearing (10).

8. An instrument calibration clamping device according to claim 1, wherein the screw lifting table (8) has a hand wheel.