CN210269044U

CN210269044U - Water-cooling airtight test fixture

Info

Publication number: CN210269044U
Application number: CN201921484372.0U
Authority: CN
Inventors: 侯强利; 林立鸿
Original assignee: Liyang Yuku Energy Technology Co Ltd
Current assignee: Liyang Yuku Energy Technology Co Ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-04-07
Anticipated expiration: 2029-09-06

Abstract

The utility model provides a water-cooling air tightness test fixture, which comprises a bottom plate and a high-pressure inflating device, wherein the bottom plate is used for bearing a workpiece to be tested, an inverted U-shaped support is arranged in the middle of the bottom plate, and a vertical plugging component which can be lifted up and down and is used for plugging and detecting a vertical air pipe of the workpiece to be tested is arranged in the inverted U-shaped support; a horizontal plugging component for plugging and detecting a horizontal air pipe of a workpiece to be detected is arranged at the left end of the upper surface of the bottom plate; the right end of the upper surface of the bottom plate is provided with a detection assembly for detecting the air tightness of a horizontal air pipe of a workpiece to be detected, the detection assembly comprises a first telescopic air cylinder, the first telescopic air cylinder is arranged at the right end of the upper surface of the bottom plate, the telescopic end of the first telescopic air cylinder is connected with the right side surface of a hollow connecting block, and a connecting pipe for inflating the workpiece to be detected is arranged in the hollow connecting block in a penetrating manner; the utility model discloses simple structure, the simple operation can detect the gas tightness to the work piece that awaits measuring, and is simple and convenient, safe and reliable.

Description

Water-cooling airtight test fixture

Technical Field

The utility model relates to an air tightness detection area, especially a water-cooling airtight test fixture.

Background

Along with the development of science and technology, a large amount of heat is generated in the work of various high-power electronic devices and equipment, the heat dissipation needs to be carried out through the outside, the heat dissipation effect of a large number of equipment is well solved due to the appearance of the non-standard water cooling plate, the water cooling plate is applied to the automobile industry more and more, and therefore the air tightness of the water cooling plate is particularly important to guarantee in the work. Current water-cooling board test airtight mostly is with the joint of trachea connection water-cooling board, adds atmospheric pressure to inside, places the aquatic and sees whether leak gas, nevertheless test water-cooled coupling does not well pull out and inserts, pulls out and inserts a lot of and connects wearing and tearing very easily to the coupling connection unstability can pop out during high-pressure test, exists unsafe factor. Therefore, no special jig is used for testing the air tightness of the water cooling plate, much time is wasted in testing the similar product connecting joint, even if the testing jig is made, the testing jig cannot be used universally, and high production and manufacturing cost is increased invisibly.

Disclosure of Invention

In view of this, the utility model aims at providing a water-cooling airtight test fixture can detect the gas tightness to the work piece that awaits measuring, and is simple and convenient, safe and reliable.

The utility model discloses a following method realizes: the utility model provides a water-cooling airtight test fixture, is including bottom plate and the high pressure aerating device that is used for bearing the work piece that awaits measuring, its characterized in that: an inverted U-shaped support is arranged in the middle of the bottom plate, and a vertical plugging assembly which can be lifted up and down and is used for plugging and detecting a vertical air pipe of a workpiece to be detected is arranged in the inverted U-shaped support; a horizontal plugging component for plugging and detecting a horizontal air pipe of a workpiece to be detected is arranged at the left end of the upper surface of the bottom plate; the right end of the upper surface of the bottom plate is provided with a detection assembly for detecting the air tightness of a horizontal air pipe of a workpiece to be detected, the detection assembly comprises a first telescopic air cylinder, the first telescopic air cylinder is arranged at the right end of the upper surface of the bottom plate, the telescopic end of the first telescopic air cylinder is connected with the right side face of a hollow connecting block, a connecting pipe for inflating the workpiece to be detected is arranged in the hollow connecting block in a penetrating manner, the air outlet of the connecting pipe is connected with the air pipe of the workpiece to be detected, a hollow plug is arranged at the air outlet of the connecting pipe, the air outlet of the hollow plug is connected with an inflation pipe, and the air inlet end of the inflation pipe is; the upper surface of the bottom plate is provided with a limiting plate for fixing and limiting the workpiece to be measured, and the limiting plate is positioned around the inner side of the inverted U-shaped support.

Further, the vertical plugging component comprises a second telescopic cylinder and a fixed plate, the inner sides of two vertical plates of the inverted U-shaped support are respectively provided with a slide rail groove, and the front end and the rear end of the fixed plate are respectively provided with a slide block which is embedded into the slide rail groove and slides up and down; the second telescopic cylinder is fixedly arranged in the middle of the lower surface of the transverse plate of the inverted U-shaped support, the telescopic end of the second telescopic cylinder is connected with the middle of the upper surface of the fixed plate, first strip-shaped openings are formed in the front end and the rear end of the fixed plate, a first connecting rod penetrates through the first strip-shaped openings, first external threads are arranged at the front end of the peripheral side wall of the first connecting rod, a first sealing plug is arranged at the tail end of the first connecting rod, the front end of the first connecting rod is spirally fixed in the first strip-shaped openings through two first nuts, and the two first nuts are correspondingly arranged on the upper side and the lower side of the fixed plate; the right end of the upper surface of the fixed plate is provided with a first scale.

Furthermore, the horizontal plugging assembly comprises a third telescopic cylinder and a connecting plate, the third telescopic cylinder is arranged at the left end of the bottom plate, the telescopic end of the third telescopic cylinder penetrates through the middle part of the connecting plate to be fixed, second strip-shaped openings are formed in the front end and the rear end of the left side surface of the connecting plate, a second connecting rod is arranged in each second strip-shaped opening in a penetrating manner, second external threads are arranged at the front end of the peripheral side wall of each second connecting rod, a second sealing plug is arranged at the tail end of each second connecting rod, the front end of each second connecting rod is spirally fixed in each second strip-shaped opening through two second nuts, and the two second nuts are correspondingly arranged at the left side and the right side of the connecting plate; and the upper end of the right side surface of the connecting plate is provided with a second scale.

Furthermore, the upper surface of the bottom plate is provided with a limiting plate for fixing and limiting the workpiece to be measured, and the limiting plate is positioned around the inner side of the inverted U-shaped support.

The beneficial effects of the utility model reside in that: the utility model adds the L-shaped connecting pipe, the first sealing plug and the second sealing plug into the device, and uses the L-shaped connecting pipe, the first sealing plug and the second sealing plug to respectively butt joint the vertical air pipe and the horizontal air pipe of the workpiece; the device is provided with a first scale and a second scale, so that a user can detect the distance between the vertical air pipe and the horizontal air pipe; the device is suitable for air tightness tests of various water-cooling plates, and is simple, convenient, safe and reliable.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the vertical plugging assembly.

Fig. 3 is a schematic structural diagram of a horizontal plugging assembly.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1 to 3, the present invention provides an embodiment: a water-cooling air tightness test fixture comprises a bottom plate 2 and a high-pressure inflating device, wherein the bottom plate 2 is used for bearing a workpiece 1 to be tested, an inverted U-shaped support 21 is arranged in the middle of the bottom plate 2, and a vertical plugging assembly 3 which can be lifted up and down and is used for plugging and detecting a vertical air pipe of the workpiece 1 to be tested is arranged in the inverted U-shaped support 21; the left end of the upper surface of the bottom plate 2 is provided with a horizontal plugging component 4 for plugging and detecting a horizontal air pipe of the workpiece 1 to be detected; a detection assembly 5 for detecting the air tightness of a horizontal air pipe of a workpiece 1 to be detected is arranged at the right end of the upper surface of the bottom plate 2, the detection assembly 5 comprises a first telescopic air cylinder 51, the first telescopic air cylinder 51 is arranged at the right end of the upper surface of the bottom plate 2, the telescopic end of the first telescopic air cylinder 51 is connected with the right side surface of a hollow connecting block 52, a connecting pipe 53 for inflating the workpiece to be detected is arranged in the hollow connecting block 52 in a penetrating manner, the air outlet of the connecting pipe 53 is connected with the air pipe of the workpiece 1 to be detected, a hollow plug (not shown) is arranged at the air outlet of the connecting pipe 53, the air outlet of the hollow plug is connected with an inflation pipe 54, and the air inlet end of the inflation pipe 54 is connected with; the upper surface of the bottom plate 2 is provided with a limiting plate 6 for fixing and limiting the workpiece 1 to be measured, and the limiting plate 6 is located around the inner side of the inverted U-shaped support 21. When the workpiece 1 to be measured is placed on the bottom plate 2, the limiting plate 6 can limit and fix the workpiece 1 to be measured, and the position deviation of the vertical air pipe or the horizontal air pipe is avoided. When a worker detects a workpiece 1 to be detected, the worker firstly uses the vertical plugging component 3 or the horizontal plugging component 4 to plug the vertical air pipe or the horizontal air pipe, then the first telescopic cylinder 51 is opened, the first telescopic cylinder 51 drives the hollow connecting block 52 to move leftwards, so that the connecting pipe 53 is inserted into the horizontal air pipe, gas leakage is avoided when gas is filled into the workpiece 1 to be detected under the action of the hollow plug, and the gas is filled through the high-pressure gas filling device to detect the gas tightness.

The preferred type of the high pressure inflator of the present invention may be SY-18, but is not limited thereto.

With continuing reference to fig. 1 and fig. 2, in an embodiment of the present invention, the vertical plugging member 3 includes a second telescopic cylinder 31 and a fixing plate 32, a slide rail groove 22 is disposed at inner sides of two vertical plates of the inverted U-shaped support 21, sliders 23 for being inserted into the slide rail groove 22 to slide up and down are disposed at front and rear ends of the fixing plate 32, the second telescopic cylinder 31 is fixedly disposed at a middle portion of a lower surface of a horizontal plate of the inverted U-shaped support 21, a telescopic end of the second telescopic cylinder 31 is connected to a middle portion of an upper surface of the fixing plate 32, first bar openings 33 are disposed at front and rear ends of the fixing plate 32, first connecting rods 34 are inserted into the first bar openings 33, first external threads 35 are disposed at front ends of peripheral side walls of the first connecting rods 34, first sealing plugs 36 are disposed at ends of the first connecting rods 34, front ends of the first connecting rods 34 are screwed into the first bar openings 33 through two first nuts 37, the two first nuts 37 are correspondingly arranged on the upper side and the lower side of the fixing plate 32, so that a worker can screw the first nuts 37 and loosen the first connecting rod 34, the first connecting rod 34 can move back and forth in the first strip-shaped opening 33 and is used for matching the width of the vertical air pipe of each workpiece 1 to be measured, and after the width of the vertical air pipe of each workpiece 1 to be measured is adjusted to be consistent with the width of the vertical air pipe of the workpiece 1 to be measured, the worker screws the first nuts 37 to fix the first connecting rod 34; the right end of the upper surface of the fixing plate 32 is provided with a first scale 38, so that under the action of the first scale 38, a worker can detect the distance between the vertical air pipes of the workpiece 1 to be detected. The second telescopic cylinder 31 is opened by the operator, the second telescopic cylinder 31 drives the fixing plate 32 to be embedded into the slide rail groove 22 through the slide block 23, the fixing plate 32 is driven to move downwards, and the first sealing plug 36 plugs the vertical air pipe of the workpiece 1 to be detected to detect the air tightness.

Referring to fig. 1 and 3, in an embodiment of the present invention, the horizontal plugging assembly 4 includes a third telescopic cylinder 41 and a connecting plate 42, the third telescopic cylinder 41 is disposed at the left end of the bottom plate 2, a telescopic end of the third telescopic cylinder 41 passes through the middle of the connecting plate 42 and is fixed, a second strip-shaped opening 43 is disposed at each of the front and rear ends of the left side of the connecting plate 42, a second connecting rod 44 is inserted into the second strip-shaped opening 43, a second external thread 45 is disposed at the front end of the peripheral side wall of the second connecting rod 44, a second sealing plug 46 is disposed at the tail end of the second connecting rod 44, the front end of the second connecting rod 44 is screwed into the second strip-shaped opening 43 through two second nuts 47, the two second nuts 47 are correspondingly disposed at the left and right sides of the connecting plate 42, so that a worker can screw the second nuts 47, loosening the second connecting rod 44, so that the second connecting rod 44 can move back and forth in the second strip-shaped opening 43, adjusting the position of the second connecting rod 44 to match the width of the horizontal air pipes of various workpieces 1 to be measured, and after the width of the horizontal air pipes of the workpieces 1 to be measured is adjusted to be consistent, screwing the second nut 47 by a worker to fix the second connecting rod 44; and a second scale 48 is arranged at the upper end of the right side surface of the connecting plate 42 and is used for detecting the distance between the horizontal air pipes of the workpiece 1 to be detected. So that the worker opens the third telescopic cylinder 41, the second telescopic cylinder 41 drives the connecting plate 42 to move rightwards, and the second sealing plug 46 plugs the horizontal air pipe of the workpiece 1 to be detected, so as to perform air tightness detection.

The utility model discloses vertical shutoff subassembly 3 and horizontal shutoff subassembly 4 have been added into in the device for no matter workpiece 1 that awaits measuring sets for horizontal trachea or vertical trachea, all can carry out the gas tightness to it and detect, like this the device is applicable in the gas tightness detection of each different model workpiece that awaits measuring, can only shutoff horizontal trachea or vertical tracheal limitation to having overcome among the prior art.

The first sealing plug 36, the second sealing plug 46 and the hollow plug of the present invention are prior art, the hollow plug can be a hollow tube plug sealing plug, the first sealing plug 36 and the second sealing plug 46 can be DIN906 sealing plugs, but not limited thereto, and those skilled in the art can understand the details of the plug, and the detailed description is omitted here.

The utility model discloses a theory of operation: during the use, place the work piece that awaits measuring on the bottom plate, fix spacingly in the embedding limiting plate, make vertical trachea and horizontal trachea's position fix, start second telescopic cylinder or third telescopic cylinder, drive the fixed plate with second telescopic cylinder and move down or third telescopic cylinder drives the connecting plate and moves right, make first sealed end cap insert the vertical trachea of the work piece that awaits measuring and carry out the shutoff or the sealed end cap of second inserts the horizontal trachea of the work piece that awaits measuring and carries out the shutoff, staff opens first telescopic cylinder after the shutoff, first telescopic cylinder drives the hollow connecting block and moves left, make the gas outlet of connecting pipe insert in the horizontal trachea of the work piece that awaits measuring, inflate through high-pressure aerating device, the gas tightness detection of the work piece that awaits measuring.

The above is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.

Claims

1. The utility model provides a water-cooling airtight test fixture, is including bottom plate and the high pressure aerating device that is used for bearing the work piece that awaits measuring, its characterized in that: an inverted U-shaped support is arranged in the middle of the bottom plate, and a vertical plugging assembly which can be lifted up and down and is used for plugging and detecting a vertical air pipe of a workpiece to be detected is arranged in the inverted U-shaped support; a horizontal plugging component for plugging and detecting a horizontal air pipe of a workpiece to be detected is arranged at the left end of the upper surface of the bottom plate; the right end of the upper surface of the bottom plate is provided with a detection assembly for detecting the air tightness of a horizontal air pipe of a workpiece to be detected, the detection assembly comprises a first telescopic air cylinder, the first telescopic air cylinder is arranged at the right end of the upper surface of the bottom plate, the telescopic end of the first telescopic air cylinder is connected with the right side face of a hollow connecting block, a connecting pipe for inflating the workpiece to be detected is arranged in the hollow connecting block in a penetrating manner, the air outlet of the connecting pipe is connected with the air pipe of the workpiece to be detected, a hollow plug is arranged at the air outlet of the connecting pipe, the air outlet of the hollow plug is connected with an inflation pipe, and the air inlet end of the inflation pipe is; the upper surface of the bottom plate is provided with a limiting plate for fixing and limiting the workpiece to be measured, and the limiting plate is positioned around the inner side of the inverted U-shaped support.

2. The water-cooling airtight test fixture of claim 1, wherein: the vertical plugging assembly comprises a second telescopic cylinder and a fixed plate, the inner sides of two vertical plates of the inverted U-shaped support are respectively provided with a slide rail groove, and the front end and the rear end of the fixed plate are respectively provided with a slide block which is embedded into the slide rail groove and slides up and down; the second telescopic cylinder is fixedly arranged in the middle of the lower surface of the transverse plate of the inverted U-shaped support, the telescopic end of the second telescopic cylinder is connected with the middle of the upper surface of the fixed plate, first strip-shaped openings are formed in the front end and the rear end of the fixed plate, a first connecting rod penetrates through the first strip-shaped openings, first external threads are arranged at the front end of the peripheral side wall of the first connecting rod, a first sealing plug is arranged at the tail end of the first connecting rod, the front end of the first connecting rod is spirally fixed in the first strip-shaped openings through two first nuts, and the two first nuts are correspondingly arranged on the upper side and the lower side of the fixed plate; the right end of the upper surface of the fixed plate is provided with a first scale.

3. The water-cooling airtight test fixture of claim 1, wherein: the horizontal plugging assembly comprises a third telescopic cylinder and a connecting plate, the third telescopic cylinder is arranged at the left end of the bottom plate, the telescopic end of the third telescopic cylinder penetrates through the middle part of the connecting plate to be fixed, second strip-shaped openings are formed in the front end and the rear end of the left side surface of the connecting plate, a second connecting rod is arranged in each second strip-shaped opening in a penetrating manner, second external threads are arranged at the front end of the peripheral side wall of each second connecting rod, a second sealing plug is arranged at the tail end of each second connecting rod, the front end of each second connecting rod is fixed in each second strip-shaped opening in a spiral manner through two second nuts, and the two second nuts are correspondingly arranged at the left side and the right side of the; and the upper end of the right side surface of the connecting plate is provided with a second scale.