CN219104258U - Auxiliary equipment for adjusting flange type pressure instrument - Google Patents

Auxiliary equipment for adjusting flange type pressure instrument Download PDF

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Publication number
CN219104258U
CN219104258U CN202223436621.3U CN202223436621U CN219104258U CN 219104258 U CN219104258 U CN 219104258U CN 202223436621 U CN202223436621 U CN 202223436621U CN 219104258 U CN219104258 U CN 219104258U
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China
Prior art keywords
pressure side
pressure
side universal
platform
universal flange
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CN202223436621.3U
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Chinese (zh)
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冯国辉
孙志芬
郝航
李勇
李鹏程
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Sinopec Fourth Construction Co Ltd
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Sinopec Fourth Construction Co Ltd
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Priority to CN202223436621.3U priority Critical patent/CN219104258U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00Energy generation of nuclear origin
    • Y02E30/30Nuclear fission reactors

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Abstract

The utility model discloses auxiliary equipment for adjusting a flange type pressure instrument, which comprises a base, wherein four guide posts are fixedly connected to the base, a platform which is connected with the four guide posts in a sliding way is arranged on the four guide posts, a high-pressure side universal flange surface and a low-pressure side universal flange surface are arranged on the platform, the platform is driven by a lifting hydraulic cylinder, the lifting hydraulic cylinder is arranged below the high-pressure side universal flange surface and is contacted with the platform through a tray, the lifting hydraulic cylinder is supplied with oil by an electric bidirectional hydraulic pump, two pressing beams which are parallel to the central connecting line of the high-pressure side universal flange surface and the low-pressure side universal flange surface are arranged above the high-pressure side universal flange surface and the low-pressure side universal flange surface, two ends of each pressing beam are respectively supported by two fixed beams, each fixed beam is supported by two guide posts, the fixed beams adopt a groove structure with an inward opening, and the ends of the pressing beams are inserted into notches of the fixed beams and are connected in a sliding way. The utility model is convenient for the adjustment and the correction of the double-flange pressure instrument, has high efficiency, less labor, simple and convenient operation and low labor intensity.

Description

Auxiliary equipment for adjusting flange type pressure instrument
Technical Field
The utility model relates to auxiliary equipment for a construction site, in particular to auxiliary equipment for adjusting a flange type pressure instrument.
Background
At present, when the flange type pressure instrument monomer is verified, auxiliary equipment is generally adopted to fix an instrument flange. Two auxiliary devices are commonly used, one is to fix the meter flange by bolts, and the other is to fix the meter flange by manual hydraulic jacks. The auxiliary equipment for fixing the instrument flange by the bolts is characterized in that the bolts are screwed and dismantled when the flange is disassembled, two operators are required to cooperate for construction, and the labor is high. For the double-flange differential pressure instrument, the single test can be carried out only after the high and low pressure is found, the high and low pressure is found very time-consuming, the labor intensity is high, and the potential safety hazard exists for operators. Meanwhile, auxiliary equipment adopting a bolt fastening flange has higher requirements on operation skills, is easy to form uneven stress and poor in sealing due to improper operation, is easy to leak when the pressure rises to a certain degree, cannot reach the pressure value required by an instrument detection point, and sometimes can also generate the phenomenon of gasket bursting for sealing. The auxiliary equipment for fixing the instrument flange by adopting the manual hydraulic jack has the advantages that the strength of pressing the jack by an operator is large, the time for fixing the flange is long, the efficiency is low, and meanwhile, the leveling of the high-pressure side and the low-pressure side of the double-flange differential pressure instrument is difficult.
Disclosure of Invention
The utility model provides auxiliary equipment for adjusting the flange type pressure instrument for solving the technical problems in the prior art, which is convenient for adjusting the single flange type pressure instrument and the double flange type pressure instrument, and has the advantages of high adjusting efficiency, less labor consumption, simple and convenient operation and low labor intensity.
The utility model adopts the technical proposal for solving the technical problems in the prior art that: the utility model provides an auxiliary assembly for adjusting flange formula pressure instrument, includes the base four bight of base are respectively rigid coupling has a guide pillar, four be equipped with on the guide pillar and its sliding connection's platform be equipped with a high-pressure side universal flange face and a low pressure side universal flange face on the platform, high-pressure side universal flange face with low pressure side universal flange face central authorities set up a pressure transfer mouth, the pressure transfer mouth links to each other with a horizontal pressure transfer hole, the horizontal pressure transfer hole sets up in the platform, in with the import of the horizontal pressure transfer hole that high-pressure side universal flange face is connected with screwed joint, the platform adopts the lift pneumatic cylinder drive, the lift pneumatic cylinder sets up the below of high-pressure side universal flange face to through the tray with platform fixed connection, the lift pneumatic cylinder is by electronic two-way oil feed, be equipped with two parallel hydraulic pump with two in the center line of both above the high-pressure side universal flange face with the low pressure side universal flange face, two the pressure transfer mouth is in the support beam respectively by two the pressure transfer mouth is in the fixed cross beam, two support the both ends are adopted the fixed slot is towards the fixed cross beam in the fixed slot.
The universal wheel with self-locking function is arranged below the base, and the electric bidirectional hydraulic pump is fixedly arranged on the base.
The upper edge of the fixed cross beam is wider than the lower edge.
The utility model has the advantages and positive effects that: through adopting electric lift pneumatic cylinder drive to rise by four post-guided platforms, only need a check-up personnel just can accomplish the fixed of instrument flange fast, not only practiced thrift the manpower, still practiced thrift the fixed time of flange greatly, can improve the timing efficiency, with less costs, easy and simple to handle, low in labor strength. By arranging two universal flange surfaces on the platform, the level finding of the high pressure side and the low pressure side of the double-flange differential pressure gauge can be rapidly completed, so that the single-flange pressure gauge can be conveniently regulated, and the double-flange pressure gauge can be conveniently regulated.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic structural view of a platform according to the present utility model;
fig. 3 is a schematic view of a lifting hydraulic cylinder according to the present utility model.
In the figure: 1-1, pressing a beam; 2-1, a platform; 2-2, a high-pressure side universal flange surface; 2-3, a high-pressure side universal flange surface; 2-4, 2-5, and a pressure transmission port; 2-6, a threaded connection joint; 3-1, lifting hydraulic cylinders; 3-2, a tray; 3-3, an electric bidirectional hydraulic pump; 4-1, a base; 4-2, universal wheels; 4-3, fixing the cross beam; 4-4, a guide post.
Detailed Description
For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings in which:
referring to fig. 1-3, an auxiliary device for calibrating a flange type pressure meter comprises a base 4-1, wherein four corners of the base 4-1 are fixedly connected with a guide post 4-4 respectively, the four guide posts 4-4 are provided with a platform 2-1 which is connected with the guide posts in a sliding manner, the platform 2-1 is provided with a high-pressure side universal flange surface 2-2 and a low-pressure side universal flange surface 2-3, the centers of the high-pressure side universal flange surface 2-2 and the low-pressure side universal flange surface 2-3 are provided with a pressure transmission port 2-4 and 2-5, the pressure transmission ports 2-4 and 2-5 are connected with a horizontal pressure transmission hole, the horizontal pressure transmission hole is arranged in the platform 2-1, the inlet of the horizontal pressure transmission hole connected with the high-pressure side universal flange surface 2-2 is connected with a threaded connection joint 2-6, the platform 2-1 is driven by a lifting hydraulic cylinder 3-1, the lifting hydraulic cylinder 3-1 is arranged on the center of the high-pressure side universal flange surface 2-3, the lifting cylinder 2-3 is fixedly connected with the lifting cylinder 2-3, and the lifting cylinder 3-3 is fixedly connected with the lifting cylinder 2-3 through the lifting cylinder 2-3, and the lifting cylinder 2-3 is fixedly connected with the lifting cylinder 2-3.
Two pressing beams 1-1 parallel to the central connecting line of the high-pressure side universal flange surface 2-2 and the low-pressure side universal flange surface 2-3 are arranged above the high-pressure side universal flange surface 2-2, two ends of each pressing beam 1-1 are respectively supported by two fixed cross beams 4-3, each fixed cross beam 4-3 is supported by two guide posts 4-4, each fixed cross beam 4-3 adopts a groove structure with an inward opening, and the end parts of the pressing beams 1-1 are inserted into the notch of the corresponding fixed cross beam 4-3 and are in sliding connection.
The universal wheel 4-1 with self-locking function is arranged below the base 4-2, and the electric bidirectional hydraulic pump 3-3 is fixedly arranged on the base 4-2, so that equipment can be conveniently moved and fixed. The upper edge of the fixed cross beam 4-3 is wider than the lower edge, so that the clamping performance of the equipment can be improved. Rubber gaskets are arranged on the high-pressure side universal flange surface 2-2 and the low-pressure side universal flange surface 2-3, so that leakage can be prevented during pressurization.
The using method of the equipment comprises the following steps:
1) Positioning, namely firstly placing the equipment at a proper position in a regulating room and locking the universal wheel;
2) A standard pressure calibrator and a standard meter are connected to a threaded connection joint connected with the high-pressure side universal flange surface 2-2;
3) Starting an electric bidirectional hydraulic pump to supply oil to the lifting hydraulic cylinder, so that the platform descends, and separating the two pressing beams to deviate from two sides of the two general flange surfaces respectively;
4) When the pressure gauge to be calibrated is a single-flange pressure gauge, a flange of the pressure gauge is placed on a high-pressure side universal flange surface, and a rubber sealing gasket is arranged between the high-pressure side universal flange surface and the flange of the pressure gauge so as to prevent leakage during pressurization; when the pressure gauge to be calibrated is a double-flange pressure gauge, a high-pressure side flange of the pressure gauge is placed on a high-pressure side universal flange surface, a low-pressure side flange of the pressure gauge is placed on a low-pressure side universal flange surface, and rubber sealing gaskets are added in the same way, and two sides of the pressure gauge are added;
5) The positions of the two pressing beams are adjusted to be positioned above the flange of the pressure gauge;
6) Starting an electric bidirectional hydraulic pump to supply oil to the lifting hydraulic cylinder, so that the platform rises until the pressure gauge flange is clamped by the platform and the pressure beam;
7) Calibrating according to standard specifications through a standard pressure calibrator and a standard meter;
8) After the adjustment is completed, the platform is lowered, and the pressure instrument is taken down.
Although the preferred embodiments of the present utility model have been described above with reference to the accompanying drawings, the present utility model is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present utility model and the scope of the appended claims, which are within the scope of the present utility model.

Claims (3)

1. The utility model provides an auxiliary assembly for adjusting flange formula pressure instrument, includes the base, its characterized in that four bight of base are respectively fixedly connected with a guide pillar, four be equipped with rather than sliding connection's platform on the guide pillar be equipped with a high-pressure side universal flange face and a low pressure side universal flange face on the platform, high-pressure side universal flange face with low pressure side universal flange face central authorities set up a pressure transfer mouth, the pressure transfer mouth links to each other with a horizontal pressure transfer hole, the horizontal pressure transfer hole sets up in the platform, in the import of the horizontal pressure transfer hole that is connected with the high-pressure side universal flange face is connected with threaded connection joint, the platform adopts the lift pneumatic cylinder drive, the lift pneumatic cylinder sets up rather than sliding connection's below of high-pressure side universal flange face be equipped with a platform fixed connection by electronic two-way pneumatic cylinder high-pressure side universal flange face with the top of low pressure side universal flange face is equipped with two pressure transfer beams parallel with two central line, two pressure transfer beams link to each other with two guide pillar fixed beam, two end fixing cross beams are held by two fixed beam, the fixed beam of the fixed slot of the fixed connection.
2. Auxiliary equipment for calibrating a flange-type pressure gauge according to claim 1, characterized in that a universal wheel with self-locking is mounted under the base, and the electric bi-directional hydraulic pump is fixedly mounted on the base.
3. The auxiliary device for calibrating a flange type pressure gauge according to claim 1, wherein the upper side of the fixed cross member is wider than the lower side.
CN202223436621.3U 2022-12-21 2022-12-21 Auxiliary equipment for adjusting flange type pressure instrument Active CN219104258U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223436621.3U CN219104258U (en) 2022-12-21 2022-12-21 Auxiliary equipment for adjusting flange type pressure instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223436621.3U CN219104258U (en) 2022-12-21 2022-12-21 Auxiliary equipment for adjusting flange type pressure instrument

Publications (1)

Publication Number Publication Date
CN219104258U true CN219104258U (en) 2023-05-30

Family

ID=86468107

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223436621.3U Active CN219104258U (en) 2022-12-21 2022-12-21 Auxiliary equipment for adjusting flange type pressure instrument

Country Status (1)

Country Link
CN (1) CN219104258U (en)

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