Connecting mechanism and calibration device

Abstract

The utility model relates to the transmitter calibration field, and discloses a connecting mechanism and a calibration device, the connecting mechanism comprises an installation part and a quick connection part, the quick connection part is fixedly connected on the outer side of the installation part, the installation part is used for connecting a calibrated instrument, and the quick connection part is used for connecting a calibration instrument; according to the scheme, the pollution discharge component of the transmitter is calibrated, calibration is carried out in the mode that the tapping bolt is connected with the first pollution discharge bolt, the pressure guide pipe does not need to be disassembled and assembled, the sealing performance of connection between the pressure guide pipe and the transmitter is guaranteed, compared with disassembly and assembly of the pressure guide pipe, the needed space for disassembly and assembly of the second pollution discharge bolt is smaller, and the disassembly and assembly efficiency is improved. Therefore, the situation that the pressure guide pipe is difficult to disassemble and assemble in a narrow space is prevented to a certain extent, and in addition, the perforated bolt can be made of a waste or redundant second sewage discharge screw, so that the production cost is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of transmitter calibration, especially a connecting mechanism and calibration device. BACKGROUND

[0002] At present, when calibrating the transmitter, the pressure guide pipe is usually removed from the transmitter, and the air pipe of the calibration device is used to replace the pressure guide pipe to connect with the transmitter.

[0003] However, the connection between the pressure guide pipe and the transmitter has high requirements for sealing, and frequent disassembly and installation cannot guarantee good sealing, and the installation position of the transmitter is various, and it is difficult to disassemble the pressure guide pipe outside the transmitter at the narrow space.

[0004] In addition, during the pressurization process of the calibration device, it is difficult to accurately adjust the pressurization, and the staff needs to frequently adjust the pressurization pump, thereby reducing the work efficiency. UTILITY MODEL CONTENTS

[0005] Therefore, the technical problem to be solved by the utility model is how to simply and conveniently calibrate the transmitter on the basis of ensuring the sealing of the connection between the pressure guide pipe and the transmitter.

[0006] The above technical problem is solved by the following technical scheme: the utility model provides a connecting mechanism, which comprises,

[0007] The installation component and the quick connecting component;

[0008] The quick connecting component is fixedly connected to the outer side of the installation component;

[0009] The installation component is used for connecting the calibrated instrument, and the quick connecting component is used for connecting the calibration instrument.

[0010] In a preferred embodiment of the connecting mechanism, the installation component comprises a threaded bolt, and a through hole is formed in the threaded bolt.

[0011] In a preferred embodiment of the connecting mechanism, the quick connecting component comprises a joint fixedly connected to the outer side of the threaded bolt, and a gas hole arranged in the joint.

[0012] The connecting mechanism has the beneficial effects that: the calibration work is carried out on the blow-off component of the transmitter, the calibration is carried out in the connecting mode of the opening bolt and the first blow-off bolt, the lead-through pipe does not need to be disassembled, the sealing property of the lead-through pipe and the transmitter is guaranteed, and compared with the disassembly of the lead-through pipe, the second blow-off screw needs smaller space, so that the condition that the lead-through pipe is difficult to disassemble in a narrow space is prevented to a certain extent, and in addition, the opening bolt can be made of the discarded or excessive second blow-off screw, so that the production cost is saved.

[0013] The utility model discloses still provide a kind of calibration device.

[0014] In a preferred embodiment of the calibration device described in the utility model: a calibration device, including the connecting mechanism, still include,

[0015] Measured mechanism, it includes the transmitter being arranged outside the installation component, and the blow-off component being arranged inside the transmitter;

[0016] Detection mechanism, it includes the pressurizing assembly being arranged outside the quick connector component, the gas connection assembly being adaptedly installed outside the pressurizing assembly, and the display assembly being adaptedly installed outside the pressurizing assembly, the coarse adjustment assembly being adaptedly installed inside the pressurizing assembly, and the fine adjustment assembly being adaptedly installed inside the pressurizing assembly.

[0017] In a preferred embodiment of the calibration device described in the utility model: the blow-off component includes the first blow-off bolt being threadedly connected inside the transmitter, and the second blow-off screw being threadedly connected inside the first blow-off bolt.

[0018] In a preferred embodiment of the calibration device described in the utility model: the pressurizing assembly includes the pressurizing pump being arranged outside the quick connector component, and the hollow crossbeam being adaptedly installed outside the pressurizing pump.

[0019] In a preferred embodiment of the calibration device described in the utility model: the gas connection assembly includes the first connecting pipe being adaptedly installed outside the hollow crossbeam, and the gas pipe being adaptedly installed outside the first connecting pipe;

[0020] Wherein, the gas pipe is connected with the quick connector component.

[0021] In a preferred embodiment of the calibration device described in the utility model: the display assembly includes the second connecting pipe being adaptedly installed outside the hollow crossbeam, and the standard table being adaptedly installed outside the second connecting pipe.

[0022] In a preferred embodiment of the calibration device, the coarse adjustment assembly comprises a first threaded rod screwed in the interior of the pressure pump, and a first rotating disc fixedly connected to the outside of the first threaded rod.

[0023] In a preferred embodiment of the calibration device, the fine adjustment assembly comprises a second threaded rod screwed in the interior of the pressure pump, and a second rotating disc fixedly connected to the outside of the second threaded rod.

[0024] The calibration device has the advantages that: by rotating the first rotating disc, the pressure pump is coarsely adjusted; by rotating the second rotating disc, the pressure of the pressure pump is finely adjusted; and under the cooperation of the coarse adjustment assembly and the fine adjustment assembly, the pressure pump can be quickly and accurately adjusted by the worker, thereby improving the work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings of the embodiments of the present application will be briefly introduced below. Obviously, the drawings described below only relate to some embodiments of the present application, but not limit the present application. Among them:

[0026] Fig. 1 The overall structure schematic diagram of the present application is shown;

[0027] Fig. 2 The local enlarged schematic diagram of the present application is shown;

[0028] Fig. 3 The connection mechanism sectional view schematic diagram of the present application is shown; DETAILED DESCRIPTION

[0029] In order to make the skilled in the art better understand the present application, the present application will be further described in detail below in conjunction with the specific embodiments and drawings.

[0030] The terms used in the present application are those general terms currently widely used in the art in consideration of the functions about the present application, but these terms can be changed according to the intention of the person skilled in the art, precedents or new technologies in the art. In addition, specific terms can be selected by the applicant, and in this case, the detailed meaning thereof will be described in the detailed description of the present application. Therefore, the terms used in the specification should not be understood as simple names, but based on the meaning of the terms and the overall description of the present application.

[0031] Referring to Fig. 1 and Fig. 3 , the present embodiment provides a connection mechanism, comprising,

[0032] Mounting component 1 and quick-connect component 2;

[0033] Quick-connect component 2 is fixedly connected to the outside of mounting component 1;

[0034] Mounting component 1 is used to connect the instrument being calibrated, and quick-connect component 2 is used to connect the calibration instrument.

[0035] Mounting component 1 includes a perforated bolt 11 and a through hole 12 formed inside the perforated bolt 11.

[0036] The quick-connect component 2 includes a connector 21 fixedly connected to the outside of the perforated bolt 11, and an air hole 22 disposed inside the connector 21.

[0037] like Fig. 3 As shown, one end of the bolt 11 is fixedly connected to one end of the connector 21. The bolt 11 is used to connect the transmitter, and the corrugated section of the connector 21 is used to connect the air pipe. When the connector 21 is connected to the air pipe, auxiliary tools such as cable ties are needed for sealing.

[0038] The bolt 11 has a through hole 12 inside, so that after the bolt 11 is connected to the connector 21, the through hole 12 communicates with the air hole 22.

[0039] Reference Figs. 1-3 This embodiment provides a calibration device, including a right-hand connection mechanism, and further comprising,

[0040] The tested device 3 includes a transmitter 31 disposed on the outside of the mounting component 1, and a drain component 32 disposed inside the transmitter 31.

[0041] The testing mechanism 4 includes a pressurizing component 41 disposed on the outside of the quick-connect component 2, an air receiving component 42 adapted to be installed on the outside of the pressurizing component 41, a display component 43 adapted to be installed on the outside of the pressurizing component 41, a coarse adjustment component 44 adapted to be installed inside the pressurizing component 41, and a fine adjustment component 45 adapted to be installed inside the pressurizing component 41.

[0042] The drain component 32 includes a first drain bolt 321 threaded inside the transmitter 31 and a second drain screw 322 threaded inside the first drain bolt 321.

[0043] The pressurization assembly 41 includes a pressurization pump 411 disposed on the outside of the quick-connect component 2, and a hollow crossbeam 412 adapted to be installed on the outside of the pressurization pump 411.

[0044] The air receiving assembly 42 includes a first connecting pipe 421 adapted to be installed on the outside of the hollow crossbeam 412, and an air pipe 422 adapted to be installed on the outside of the first connecting pipe 421.

[0045] The air tube 422 is connected to the quick-connect component 2.

[0046] The display assembly 43 comprises a second connecting pipe 431 which is adapted to be mounted outside the hollow beam 412, and a standard meter 432 which is adapted to be mounted outside the second connecting pipe 431.

[0047] The opening bolt 11 has the same size as the second blowdown screw 322, and the second blowdown screw 322 which is discarded or redundant can be used to be processed by centering and welded with the joint 21, so as to become the opening bolt 11, thereby saving the cost.

[0048] In the utility model, when calibrating, the second blowdown screw 322 is screwed out from the inside of the first blowdown bolt 321, and the opening bolt 11 is screwed into the first blowdown bolt 321.

[0049] The joint 21 corrugated section is connected with the air pipe 422 through a cable tie, so as to guarantee the sealing property.

[0050] The standard meter 432 and the transmitter 31 are observed to determine whether the display result is within the error range.

[0051] Compared with the traditional scheme, the scheme calibrates the blowdown part 32 of the transmitter 31 through the connection mode of the opening bolt 11 and the first blowdown bolt 321, does not need to disassemble and assemble the pressure guide pipe, guarantees the sealing property of the connection between the pressure guide pipe and the transmitter 31, and the space required for disassembling and assembling the second blowdown screw 322 is smaller than that of the pressure guide pipe, so that the situation that the pressure guide pipe is difficult to disassemble and assemble in a narrow space is prevented to a certain extent, and in addition, the opening bolt 11 can be made of the discarded or redundant second blowdown screw 322, thereby saving the production cost.

[0052] In one embodiment of the present application, referring to Figs. 1-3 The coarse adjustment assembly 44 comprises a first threaded rod 441 which is screwed in the inside of the pressure pump 411, and a first turntable 442 which is fixedly connected outside the first threaded rod 441.

[0053] The fine adjustment assembly 45 comprises a second threaded rod 451 which is screwed in the inside of the pressure pump 411, and a second turntable 452 which is fixedly connected outside the second threaded rod 451.

[0054] The pressure pump 411 is coarsely adjusted by screwing the first turntable 442, and the pressure of the pressure pump 411 is finely adjusted by screwing the second turntable 452, and under the cooperation of the coarse adjustment assembly 44 and the fine adjustment assembly 45, the work staff can quickly and accurately adjust the pressure pump 411, thereby improving the work efficiency.

[0055] It should be noted that the methods and devices described above are merely embodiments and that a person skilled in the art can modify these embodiments in different ways without departing from the scope of the present invention.

Claims

1. A connection mechanism, characterized by: The utility model relates to a kind of connecting mechanism of quick connector, comprising, The mounting component (1) and the quick connector component (2); The quick connector component (2) is fixedly connected outside the mounting component (1).

2. The connection mechanism of claim 1, wherein: The mounting component (1) includes a hole bolt (11), and the through hole (12) being opened in the hole bolt (11) inside.

3. The connection mechanism of claim 2, wherein: The quick connector component (2) includes a joint (21) fixedly connected outside the hole bolt (11), and the air hole (22) being arranged in the joint (21) inside.

4. A calibration device, characterized by: The utility model relates to a kind of connecting mechanism of quick connector, comprising, The measured mechanism (3) includes the transmitter (31) being arranged outside the mounting component (1), and the blowdown component (32) being arranged in the transmitter (31) inside; Detection mechanism (4) includes the pressurizing assembly (41) being arranged outside the quick connector component (2), the gas connection assembly (42) being adaptively installed outside the pressurizing assembly (41), and the display assembly (43) being adaptively installed outside the pressurizing assembly (41), the coarse adjustment assembly (44) being adaptively installed in the pressurizing assembly (41) inside, the fine adjustment assembly (45) being adaptively installed in the pressurizing assembly (41) inside.

5. The calibration device of claim 4, wherein: The blowdown component (32) includes the first blowdown bolt (321) being threadedly connected in the transmitter (31), and the second blowdown screw (322) being threadedly connected in the first blowdown bolt (321) inside.

6. The calibration device of claim 5, wherein: The pressurizing assembly (41) includes the pressurizing pump (411) being arranged outside the quick connector component (2), and the hollow crossbeam (412) being adaptively installed outside the pressurizing pump (411).

7. The calibration device of claim 6, wherein: The gas connection assembly (42) includes the first connecting pipe (421) being adaptively installed outside the hollow crossbeam (412), and the gas pipe (422) being adaptively installed outside the first connecting pipe (421); Wherein, the gas pipe (422) is connected with the quick connector component (2).

8. The calibration device of claim 7, wherein: The display assembly (43) includes the second connecting pipe (431) being adaptively installed outside the hollow crossbeam (412), and the standard table (432) being adaptively installed outside the second connecting pipe (431).

9. A calibration device according to any one of claims 6 to 8, characterised in that: The coarse adjustment assembly (44) includes the first threaded rod (441) being threadedly connected in the pressurizing pump (411), and the first turntable (442) being fixedly connected outside the first threaded rod (441).

10. The calibration device of claim 9, wherein: The fine adjustment assembly (45) includes the second threaded rod (451) being threadedly connected in the pressurizing pump (411), and the second turntable (452) being fixedly connected outside the second threaded rod (451).

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