CN210981633U

CN210981633U - Pressure gauge calibrating device

Info

Publication number: CN210981633U
Application number: CN201921747826.9U
Authority: CN
Inventors: 赵君伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-07-10
Anticipated expiration: 2029-10-18

Abstract

The utility model discloses a manometer calibrating installation, including bottom plate, standard appearance and oil cup, the lower surface left and right sides of bottom plate all is fixed with the screw rod, the below of adapter is connected with the base, and the lower surface of base is pasted and is had the rubber slab, the last fixed surface of base has the fixed plate of limitation, the inner fixedly connected with second conical gear of handle, the level detection box has all been pasted to the leading flank and the trailing flank of bottom plate, the upper surface of bottom plate is provided with the medium pipe, install on the connecting seat that medium pipe upper surface left side set up standard instrument's bottom, transparent dust cover is installed on the top of bottom plate. This manometer calibrating installation conveniently knows the bottom plate whether horizontal installation on the workstation, through the height of rotating handle lifting screw to adjust the height at 4 angles in bottom plate outer end, ensure the bottom plate horizontal installation on the workstation, make things convenient for the dismantlement installation between transparent dust cover and the bottom plate.

Description

Pressure gauge calibrating device

Technical Field

The utility model relates to a manometer examination technical field specifically is a manometer calibrating installation.

Background

The manometer calibrating installation is used for detecting the accuracy of manometer, when using calibrating installation examination manometer, will examine and determine the platform level and place on the workstation, then will be installed on calibrating installation by the school instrument through threaded connection's mode, through observing the precision that contrast standard instrument examination is by the school instrument, avoids unexpected the emergence.

After current manometer calibrating installation is placed on the workstation, whether inconvenient understanding calibrating installation inside bottom plate horizontal installation is on the workstation, be not convenient for adjust the height at 4 jiaos of bottom plate outer end, thereby be not convenient for ensure bottom plate horizontal installation on the workstation, after the examination work, need cover cloth cover on the instrument, utilize cloth cover protection instrument, avoid the inside dust that gets into of instrument, nevertheless cloth cover is not convenient for fix on calibrating installation, easily drop from the instrument, inconvenient cloth cover and the dismantlement installation between the calibrating installation, therefore, we provide a manometer calibrating installation, so that the problem that proposes in the aforesaid is solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a manometer calibrating installation to whether the inconvenient bottom plate of understanding calibrating installation inside that proposes in solving above-mentioned background art is horizontal installation on the workstation, is not convenient for ensure bottom plate horizontal installation on the workstation, the problem of the dismantlement installation between inconvenient cloth cover and the calibrating installation.

In order to achieve the above object, the utility model provides a following technical scheme: a pressure gauge calibrating device comprises a bottom plate, a standard instrument and an oil cup, wherein screw rods are fixed on the left side and the right side of the lower surface of the bottom plate, a receiving pipe is in threaded connection with the bottom end of each screw rod, a first bevel gear is perpendicularly welded on the outer side surface of the bottom end of the receiving pipe, a cushion seat is connected below the receiving pipe, a rubber plate is pasted on the lower surface of the cushion seat, a limiting plate is fixed on the upper surface of the cushion seat, a handle with a Z-shaped longitudinal section penetrates through the limiting plate, a second bevel gear is fixedly connected to the inner end of the handle, the bottom end of the second bevel gear is meshed with the first bevel gear, level detection boxes are pasted on the front side surface and the rear side surface of the bottom plate, floating balls are arranged on the inner sides of the level detection boxes, standard plates are clamped and mounted at the bottom ends and the top ends of the level detection boxes, a medium pipe is arranged, and the connecting seats are installed on the left side and the right side of the upper surface of the medium pipe, the bottom end of the standard instrument is installed on the connecting seat arranged on the left side of the upper surface of the medium pipe, the left side of the standard instrument is provided with the calibrated instrument, the oil cup is installed on the right side of the medium pipe, and the top end of the bottom plate is provided with the transparent dust cover.

Preferably, the screws are symmetrically arranged about the center line of the bottom plate, and the screws and the bearing pipe form a lifting structure.

Preferably, the handle, the second bevel gear, the first bevel gear, the adapter tube and the screw form a linkage mechanism, and the bottom end of the adapter tube is rotatably mounted at the top end of the cushion seat.

Preferably, the vertical section of the target is of a triangular structure, and the vertical center line of the target and the vertical center line of the horizontal detection box are overlapped.

Preferably, the connection mode of the standard instrument and the calibrated instrument and the connection seat are both in threaded connection, and the standard instrument and the calibrated instrument are communicated with the oil cup through medium pipes.

Preferably, the transparent dust cover is connected with the bottom plate in a clamping groove mode, and the shortest distance between the outer side surface of the bottom plate and the vertical center line of the target plate is equal to one half of the length of the bottom plate.

Compared with the prior art, the beneficial effects of the utility model are that: according to the pressure gauge calibrating device, whether the bottom plate is horizontally arranged on the workbench or not can be conveniently known by observing the position of the floating ball, and the height of 4 angles at the outer end of the bottom plate can be adjusted by rotating the handle to lift the screw rod, so that the bottom plate is ensured to be horizontally arranged on the workbench, and the transparent dust cover and the bottom plate can be conveniently detached and arranged;

1. the horizontal detection box is arranged on the front side and the rear side of the bottom plate, and when the bottom plate is placed on a workbench, whether the bottom plate is placed horizontally on the workbench or not is known by observing the position relation between the floating ball and the target plate in the horizontal detection box;

2. the device is provided with a bottom plate, a screw rod, a bearing pipe, a first bevel gear, a handle and a second bevel gear, wherein the handle is rotated, the handle, the second bevel gear, the first bevel gear, the bearing pipe and the screw rod form a linkage mechanism, and the distance between the screw rod and the bottom plate is adjusted, so that the heights of 4 corners at the outer end of the bottom plate can be conveniently adjusted respectively, and the bottom plate is ensured to be horizontally arranged on a workbench;

3. be provided with bottom plate and transparent dust cover, after the examination work, utilize transparent dust cover protection medium pipe, instruments such as standard instrument and oil cup, avoid the inside of instrument to dip the dust, transparent dust cover is connected with the bottom plate draw-in groove, makes things convenient for the dismantlement installation between transparent dust cover and the bottom plate.

Drawings

FIG. 1 is a front view of the cutting structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the connection structure between the second bevel gear and the first bevel gear of the present invention;

fig. 4 is a schematic side view of the present invention.

In the figure: 1. the device comprises a bottom plate, 2, a screw rod, 3, a bearing pipe, 4, a first bevel gear, 5, a cushion seat, 6, a rubber plate, 7, a limiting plate, 8, a handle, 9, a second bevel gear, 10, a horizontal detection box, 11, a floating ball, 12, a target plate, 13, a medium pipe, 14, a connecting seat, 15, a standard instrument, 16, a calibrated instrument, 17, an oil cup, 18 and a transparent dust cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Unless the direction is defined separately, the directions of up, down, left, right, front, back, etc. referred to herein are the directions of up, down, left, right, front, back, etc. in the drawings of the present invention, and are herein incorporated by reference.

Referring to fig. 1-4, the present invention provides a technical solution: a pressure gauge calibrating device comprises a bottom plate 1, a screw rod 2, a bearing pipe 3, a first bevel gear 4, a pad 5, a rubber plate 6, a limiting plate 7, a handle 8, a second bevel gear 9, a horizontal detection box 10, a floating ball 11, a target plate 12, a medium pipe 13, a connecting seat 14, a standard instrument 15, a calibrated instrument 16, an oil cup 17 and a transparent dust cover 18, wherein the screw rod 2 is fixed on the left side and the right side of the lower surface of the bottom plate 1, the bearing pipe 3 is in threaded connection with the bottom end of the screw rod 2, the first bevel gear 4 is vertically welded on the outer side surface of the bottom end of the bearing pipe 3, the pad 5 is connected below the bearing pipe 3, the rubber plate 6 is adhered on the lower surface of the pad 5, the limiting plate 7 is fixed on the upper surface of the pad 5, the handle 8 with a Z-shaped structure in longitudinal section penetrates through the limiting plate 7, the second bevel gear 9 is fixedly connected at the inner end, the bottom end of the second bevel gear 9 is connected with a first bevel gear 4 in a meshed mode, horizontal detection boxes 10 are pasted on the front side face and the rear side face of the bottom plate 1, floating balls 11 are arranged on the inner sides of the horizontal detection boxes 10, the bottom end and the top end of each horizontal detection box 10 are provided with target plates 12 in a clamped mode, a medium pipe 13 is arranged on the upper surface of the bottom plate 1, connecting seats 14 are arranged on the left side and the right side of the upper surface of the medium pipe 13, the bottom end of a standard instrument 15 is installed on the connecting seat 14 arranged on the left side of the upper surface of the medium pipe 13, an instrument 16 to be calibrated is arranged on the left side of the standard instrument 15, an oil cup 17 is installed on the right side of;

specifically, as shown in fig. 1, 2 and 3, the screw rods 2 are symmetrically arranged about the central line of the bottom plate 1, and the screw 2 and the adapting pipe 3 form a lifting structure, so that the relation between the bottom plate 1 and the workbench can be conveniently adjusted, the bottom plate 1 can be conveniently and horizontally placed on the workbench, the handle 8, the second bevel gear 9, the first bevel gear 4, the adapting pipe 3 and the screw 2 form a linkage mechanism, the bottom end of the adapting pipe 3 is rotatably arranged at the top end of the cushion seat 5, the handle 8 is rotated to drive the second bevel gear 9, the first bevel gear 4 and the adapting pipe 3 to rotate, thereby controlling the position relation between the screw rod 2 and the bearing pipe 3, the vertical section of the target plate 12 is in a triangular structure, and the vertical center line of the target 12 and the vertical center line of the horizontal sensing box 10 coincide with each other, by observing the position relation between the target plate 12 and the floating ball 11, whether the bottom plate 1 is installed horizontally or not is convenient to know;

specifically, as in fig. 1 and 4, the connection mode of standard instrument 15 and calibrated instrument 16 and connecting seat 14 is threaded connection, and standard instrument 15 and calibrated instrument 16 are all linked together through medium pipe 13 and oil cup 17, make things convenient for the standard instrument 15 and the installation of dismantling between calibrated instrument 16 and the medium pipe 13, the connection mode of transparent dust cover 18 and bottom plate 1 is the draw-in groove connection, and the shortest distance between the lateral surface of bottom plate 1 and the vertical center line of target 12 equals the half of bottom plate 1 length size, make things convenient for the installation of dismantling between transparent dust cover 18 and the bottom plate 1, be convenient for utilize the instrument on transparent dust cover 18 protection bottom plate 1.

Specifically, when the pressure gauge calibrating device is used, firstly, the bottom plate 1 is placed on a workbench, then the position of a floating ball 11 in a horizontal detection box 10 positioned at the front side and the rear side of the bottom plate 1 in the figure 1 is observed, when the position of the central point of the floating ball 11 is not on the same horizontal line with the bottom angle position of a target 12 with a triangular longitudinal section, a worker manually rotates a handle 8 in the figure 2, a second bevel gear 9 fixedly connected with the handle 8 rotates, the second bevel gear 9 is meshed and connected with a first bevel gear 4, so that a bearing pipe 3 fixed on the inner side of the first bevel gear 4 rotates at the top end of a cushion seat 5, the bearing pipe 3 is in threaded connection with a screw rod 2, the screw rod 2 ascends and descends on the inner side of the bearing pipe 3 along with the rotation of the bearing pipe 3, the screw rod 2 is arranged at the four lower angles of the bottom plate 1, the height of an angle of the outer end 4 of the bottom plate 1 is adjusted by adjusting the, the central point of the floating ball 11 and the bottom angle of the target 12 are positioned on the same vertical line, so that the bottom plate 1 is ensured to be kept horizontal on the workbench;

specifically, after the calibration work of the calibrated instrument 16 is finished, the calibrated instrument 16 is rotated, the calibrated instrument 16 is taken down from the connecting seat 14, the bottom end of the transparent dust cover 18 in fig. 4 is clamped into the top end of the bottom plate 1, and dust is prevented from entering the medium pipe 13 and the oil cup 17.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a manometer calibrating installation, includes bottom plate (1), standard instrument (15) and oil cup (17), its characterized in that: the left side and the right side of the lower surface of the bottom plate (1) are both fixed with screws (2), the bottom end of each screw (2) is in threaded connection with a bearing pipe (3), the outer side surface of the bottom end of each bearing pipe (3) is perpendicularly welded with a first bevel gear (4), a cushion seat (5) is connected below each bearing pipe (3), a rubber plate (6) is pasted on the lower surface of each cushion seat (5), a limiting plate (7) is fixed on the upper surface of each cushion seat (5), a handle (8) with a Z-shaped structure in longitudinal section penetrates through the limiting plate (7), a second bevel gear (9) is fixedly connected to the inner end of each handle (8), the bottom end of each second bevel gear (9) is in meshed connection with the first bevel gear (4), horizontal detection boxes (10) are pasted on the front side surface and the rear side surface of the bottom plate (1), and floating balls (11) are arranged on the inner sides of the horizontal detection boxes (10), and the bottom and the top of level detection box (10) all block and install target board (12), the upper surface of bottom plate (1) is provided with medium pipe (13), and connecting seat (14) are all installed to the upper surface left and right sides of medium pipe (13), the bottom of standard instrument (15) is installed on connecting seat (14) that medium pipe (13) upper surface left side set up, and the left side of standard instrument (15) is provided with by school instrument (16), the right side at medium pipe (13) is installed in oil cup (17), transparent dust cover (18) are installed on the top of bottom plate (1).

2. A pressure gauge calibrating device according to claim 1, wherein: the screw rods (2) are symmetrically arranged relative to the central line of the bottom plate (1), and the screw rods (2) and the bearing pipes (3) form a lifting structure.

3. A pressure gauge calibrating device according to claim 1, wherein: the handle (8), the second bevel gear (9), the first bevel gear (4), the adapting pipe (3) and the screw (2) form a linkage mechanism, and the bottom end of the adapting pipe (3) is rotatably arranged at the top end of the cushion seat (5).

4. A pressure gauge calibrating device according to claim 1, wherein: the vertical section of the target (12) is of a triangular structure, and the vertical center line of the target (12) and the vertical center line of the horizontal detection box (10) are overlapped.

5. A pressure gauge calibrating device according to claim 1, wherein: the standard instrument (15) and the calibrated instrument (16) are connected with the connecting seat (14) in a threaded manner, and the standard instrument (15) and the calibrated instrument (16) are communicated with the oil cup (17) through the medium pipe (13).

6. A pressure gauge calibrating device according to claim 1, wherein: the transparent dust cover (18) is connected with the bottom plate (1) in a clamping groove mode, and the shortest distance between the outer side surface of the bottom plate (1) and the vertical center line of the target plate (12) is equal to one half of the length of the bottom plate (1).