CN210051479U

CN210051479U - Be used for pipe fitting valve gas tightness short-term test device

Info

Publication number: CN210051479U
Application number: CN201920744877.XU
Authority: CN
Inventors: 刘杰; 王全
Original assignee: CHENGDU JIESEN TRANSMISSION AND DISTRIBUTION EQUIPMENT INDUSTRIAL Co Ltd
Current assignee: CHENGDU JIESEN TRANSMISSION AND DISTRIBUTION EQUIPMENT INDUSTRIAL Co Ltd
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-02-11
Anticipated expiration: 2029-05-22

Abstract

The utility model discloses a be used for pipe fitting valve gas tightness short-term test device, including examining test table, examine the vertical detection pipeline that is used for ventilating that is provided with on the test table, be provided with flange on the detection pipeline, the last seal ring that is provided with of flange, examine test table and be provided with a plurality of spouts that extend along detection pipeline radius direction, a plurality of spout bottoms all are provided with logical groove, a plurality of logical grooves are close to detection pipeline one end and all are provided with the shelves pole, all be provided with the slider in a plurality of spouts, a plurality of sliders are close to detection pipeline one end and all are provided with spacing frame, all wear to be equipped with the pull rod in a plurality of spacing intra-annular, a plurality of pull rods are close to flange one end and all are provided with the fixed hook, the other end all articulates there is the connecting rod, be provided with the spring between fixed hook and the test. The utility model has the advantages of fast detection speed.

Description

Be used for pipe fitting valve gas tightness short-term test device

Technical Field

The utility model relates to a pipe fitting valve gas tightness check out test set technical field particularly, relates to a quick clamping device for pipe fitting valve gas tightness detects.

Background

At present, in the air tightness detection of the pipe fitting or the valve, the general detection steps are that the pipe fitting or the valve is fixed on a connecting pipe of a detection device through a bolt, so that the sealing is ensured, at least 8 bolts are required to be screwed by a worker when each part is detected by the clamping mode, the mounting and taking-off speed is low, the efficiency is low, and the labor intensity of the worker is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be used for pipe fitting valve gas tightness short-term test device convenient to installation and dismantlement.

The embodiment of the utility model is realized like this:

a device for rapidly detecting the air tightness of a pipe fitting valve comprises a detection table, wherein a detection pipeline for ventilating is vertically arranged on the detection table, a connecting flange is arranged on the detection pipeline, a sealing gasket is arranged on the connecting flange, a plurality of sliding grooves extending along the radius direction of the detection pipeline are arranged on the detection table, through grooves are formed in the bottoms of the sliding grooves, a stop lever is arranged at one end, close to the detection pipeline, of each through groove, a sliding block is arranged in each sliding groove, a limiting frame is arranged at one end, close to the detection pipeline, of each sliding block, a pull rod is arranged in each limiting frame in a penetrating mode, a fixing hook is arranged at one end, close to the connecting flange, of each pull rod, a connecting rod is hinged to the other end of each pull rod, a spring is arranged between each fixing hook and the detection table, and a steel wire rope bypassing the stop, and the connecting rods are connected with driving devices.

By adopting the technical scheme, a worker aims the pipeline opening of a workpiece to be detected at a connecting flange on the opening of a detection pipeline, the flange on the workpiece to be detected is in close contact with a sealing washer, at the moment, a driving device is opened to drive a connecting rod to move towards the direction far away from the workpiece to be detected, a sliding block is pulled to move towards the detection pipeline through a steel wire rope, a limiting frame is driven to move when the sliding block moves, so that a fixed hook is drawn close to the workpiece to be detected and stretches a spring, when the driving device pulls the connecting rod to be in place, the fixed hook is just hooked on the flange of the workpiece to be detected, so that the workpiece to be detected is fixed on a detection table, the driving device is opened after the detection is finished, the driving device pushes the connecting rod to be drawn close to the workpiece to be detected, at the moment, the fixed hook is stretched towards the periphery under the pulling of the spring, and simultaneously pushes the sliding block, can realize quick fixed, can also guarantee the gas tightness simultaneously, improve the efficiency that detects.

Further, drive arrangement is the cylinder, the utility model discloses preferred drive arrangement is the cylinder, and the action speed of cylinder is fast, and is easy and simple to handle.

Furthermore, a pressing plate is arranged on the contact surface of the fixed hook and the workpiece to be detected, the pressing plate is arc-shaped, the contact area of the fixed hook and the flange on the workpiece to be detected is increased through the arc-shaped pressing plate, the fixing stability is improved, meanwhile, the stress on the flange of the workpiece to be detected is reduced, and the flange is prevented from being damaged.

Furthermore, a base plate is arranged on the contact surface of the fixing hook and the workpiece to be detected or the contact surface of the pressing plate and the workpiece to be detected, the base plate can prevent the fixing hook from scratching the surface of the flange, the smoothness of the surface of the workpiece is guaranteed, and the workpiece is prevented from being damaged.

Furthermore, the backing plate is made of copper, and the copper is soft in texture and cannot scratch the surface of the workpiece.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of the clamping state structure of the air tightness detecting device of the present invention;

FIG. 2 is a schematic structural view of the open state of the air tightness detecting device of the present invention;

FIG. 3 is a top view of the inspection station;

fig. 4 is a partially enlarged view of a portion a in fig. 1.

Reference numerals: 1-detection table, 2-spring, 3-slide block, 4-pull rod, 5-fixed hook, 6-sealing washer, 7-workpiece to be detected, 8-detection pipeline, 9-connecting flange, 10-limiting frame, 11-stop rod, 12-chute, 13-through groove, 14-steel wire rope, 15-connecting rod, 16-air cylinder, 17-pressing plate and 18-backing plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

A device for rapidly detecting the air tightness of a pipe fitting valve comprises a detection table 1, wherein a detection pipeline 8 for ventilating is vertically arranged on the detection table 1, a connecting flange 9 is arranged on the detection pipeline 8, a sealing gasket 6 is arranged on the connecting flange 9, the detection table 1 is provided with a plurality of sliding grooves 12 extending along the radius direction of the detection pipeline 8, preferably, the number of the sliding grooves is 4 in the embodiment, the bottoms of the sliding grooves 12 are all provided with through grooves 13, one ends of the through grooves 13, which are close to the detection pipeline 8, are all provided with stop rods 11, sliding blocks 3 are all arranged in the sliding grooves 12, one ends of the sliding blocks 3, which are close to the detection pipeline 8, are all provided with limit frames 10, pull rods 4 are all penetrated in the limit frames 10, one ends of the pull rods 4, which are close to the connecting flange 9, are all provided with fixing hooks 5, and the other ends of the, be provided with spring 2 between stationary hook 5 and the detection platform 1, be provided with wire rope 14 between connecting rod 15 and the slider 3, it is a plurality of all be connected with drive arrangement on the connecting rod 15, drive arrangement is preferred cylinder 16 in this embodiment, and drive arrangement can select parts such as hydro-cylinder or linear electric motor in other embodiments, be provided with clamp plate 17 on stationary hook 5 and the contact surface of the work piece 7 that awaits measuring, clamp plate 17 shape is the arc, be provided with backing plate 18 on the contact surface of stationary hook 5 and the work piece 7 that awaits measuring or on the contact surface of clamp plate 17 and the work piece 7 that awaits measuring, the material of backing plate 18 is copper.

The specific working principle is that a worker aligns a pipeline opening of a workpiece 7 to be detected with a connecting flange 9 on an opening of a detection pipeline 8, the flange on the workpiece 7 to be detected is in close contact with a sealing washer 6, at the moment, an air cylinder 16 is opened to drive a connecting rod 15 to move towards a direction far away from the workpiece 7 to be detected, a steel wire rope 14 pulls a sliding block 3 to move towards the detection pipeline 8 along a sliding groove 12, the sliding block 3 drives a limiting frame 10 to move when moving, so that a fixed hook 5 draws the spring 2 towards the workpiece 7 to be detected, the driving device pulls the connecting rod 15 to be in place, the fixed hook 5 is just hooked on the flange of the workpiece 7 to be detected, so that the workpiece 7 to be detected is fixed on a detection platform 1, the driving device is opened after detection is finished, the air cylinder 16 pushes the connecting rod 15 to draw towards the workpiece 7 to be detected, at the moment, the fixed hook 5 is, be convenient for the workman to take off work piece 7 that awaits measuring, the utility model discloses an air tightness detection device does not need the wrong bolt of a workman, can realize quick fixed, can also guarantee the gas tightness simultaneously, has improved the efficiency that detects.

The arc-shaped pressing plate 17 increases the contact area of the fixed hook 5 and the flange on the workpiece 7 to be detected, the fixing stability is improved, meanwhile, the stress on the flange of the workpiece 7 to be detected is reduced, the flange is prevented from being damaged, the copper backing plate 18 can prevent the fixed hook 5 from scratching the surface of the flange, the surface of the workpiece is guaranteed to be smooth and clean, and the workpiece is prevented from being damaged.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A device for rapidly detecting the air tightness of a pipe fitting valve comprises a detection table and is characterized in that a detection pipeline for ventilating is vertically arranged on the detection table, a connecting flange is arranged on the detection pipeline, a sealing washer is arranged on the connecting flange, a plurality of sliding grooves extending along the radius direction of the detection pipeline are arranged on the detection table, through grooves are formed in the bottoms of the sliding grooves, a blocking rod is arranged at one end, close to the detection pipeline, of each through groove, sliding blocks are arranged in the sliding grooves, a limiting frame is arranged at one end, close to the detection pipeline, of each sliding block, pull rods penetrate through the limiting frames, a fixing hook is arranged at one end, close to the connecting flange, of each pull rod, a connecting rod is hinged to the other end of each pull rod, a spring is arranged between each fixing hook and the detection table, and a steel wire rope bypassing the blocking rod is arranged between each connecting rod and, and the connecting rods are connected with driving devices.

2. The device for the rapid detection of the airtightness according to claim 1, wherein the driving means is an air cylinder.

3. The airtightness quick detection apparatus according to claim 1, wherein a pressure plate is provided on a contact surface of the fixing hook and the workpiece to be detected, and the pressure plate is arc-shaped.

4. The airtightness quick detection apparatus according to claim 1, wherein a backing plate is provided on a contact surface of the fixing hook and the workpiece to be detected or on a contact surface of the pressing plate and the workpiece to be detected.

5. The device for rapidly detecting the airtightness of claim 4, wherein the material of the backing plate is copper.