CN112179573A

CN112179573A - Air tightness detection clamp for relay shell

Info

Publication number: CN112179573A
Application number: CN202010990931.6A
Authority: CN
Inventors: 胡令江
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-19
Filing date: 2020-09-19
Publication date: 2021-01-05

Abstract

The invention discloses a relay shell air tightness detection clamp and relates to the technical field of air tightness detection. The invention comprises an installation bottom plate and an installation vertical plate, wherein a sleeve column is arranged on the upper surface of the installation bottom plate, a lifting column is arranged on the upper surface of the sleeve column, the upper surface of the lifting column is connected with an operation platform, two opposite surfaces of a side plate of the operation platform are provided with a storage rack, a fixed installation plate is arranged on the upper surface of the storage rack, a ventilation plate is arranged on the upper surface of the fixed installation plate, a plurality of ventilation holes are arranged on the upper surface of the ventilation plate, and four corners of the; surface mounting has first horizontal mounting panel on the installation riser, and first horizontal mounting panel bottom surface is provided with the hydraulic pressure post, and hydraulic pressure post bottom surface is connected with the horizontal mounting panel of second, and the clamp plate is installed to the horizontal mounting panel bottom surface of second. According to the invention, by arranging the plurality of air vents, a plurality of shells can be detected at the same time, so that the efficiency is improved; set up stopper and fixed mounting panel joint, make things convenient for the installation and the dismantlement of breather plate.

Description

Air tightness detection clamp for relay shell

Technical Field

The invention belongs to the field of airtightness detection, and particularly relates to a clamp for detecting airtightness of a relay shell.

Background

A relay (english name: relay) is an electric control device, and is an electric appliance that generates a predetermined step change in a controlled amount in an electric output circuit when a change in an input amount meets a predetermined requirement. It has an interactive relationship between the control system and the controlled system. It is commonly used in automated control circuits, which are actually a "recloser" that uses low current to control high current operation. Therefore, the circuit plays the roles of automatic regulation, safety protection, circuit conversion and the like. The relay is an automatic switch element with an isolation function, is widely applied to remote control, remote measurement, communication, automatic control, electromechanical integration and power electronic equipment, and is one of the most important control elements. Relays generally have mechanisms capable of reflecting certain input variables; the control system is provided with an actuating mechanism which can realize on and off control on a controlled circuit; between the input and output parts of the relay, there are also intermediate mechanisms for coupling and isolating the input quantity, functional processing and driving the output part.

The existing method for detecting the air tightness of the relay shell is to put the relay shell on a leakage detection port of a leakage detector and press the top of the relay shell by hands, so that the opening at the bottom of the relay shell and the leakage detection port of the leakage detector are tightly sealed and then the detection is carried out, the detection method is difficult to operate, the relay shell needs to be manually pressed, the force application direction of hands is not easy to control, the force application direction is easy to change, so that the stress of the relay shell is not uniform, a gap is generated between one side of the relay shell and the leakage detection port of the leakage detector, so that the good product is judged as a defective product, only one product can be detected at a time, the detection efficiency is low, in addition, the existing device for detecting the air tightness of the relay shell has a single structure and is not flexible enough, when the detection device needs to be maintained, the disassembly is difficult, the, in order to solve the above problems, a seal tightness detection clamp for a relay case is proposed.

Disclosure of Invention

The invention aims to provide a relay shell air tightness detection clamp, which solves the problem that the existing manual operation is difficult to control by arranging a direct-guiding hydraulic device and a pressing plate, solves the problem that the existing detection device is difficult to disassemble and maintain by arranging a clamping connection between a limiting block and a fixed mounting plate, solves the problems that the existing relay shell air tightness detection device cannot adjust the height and is difficult to operate by arranging a lifting column, and solves the problems that the existing detection device can only detect one relay shell at a time and has low efficiency by arranging a plurality of vent holes for placing the relay shell.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a relay shell air tightness detection clamp which comprises an installation bottom plate and an installation vertical plate, wherein the installation bottom plate and the installation vertical plate are both of plate body structures, the upper surface of the installation bottom plate is provided with a plurality of openings and sleeve columns, the sleeve columns are fixedly installed in the openings, the upper surface of each sleeve column is provided with a through hole and a lifting column, the lifting columns are installed in the through holes, the lifting columns penetrate into the sleeve columns, and the height of an operation platform is conveniently adjusted by arranging the lifting columns; the upper surface of the lifting column is fixedly connected with an operating platform, two opposite surfaces of a side plate of the operating platform are provided with a bidirectional threaded column and a storage rack, the bidirectional threaded column is arranged below the storage rack, the upper surface of the bidirectional threaded column is provided with a plurality of movable threaded sleeves, the upper surface of each movable threaded sleeve is connected with a moving rod, the other end of each moving rod is connected with a moving block, the upper surface of each moving block is fixedly connected with the storage rack and is connected with the storage rack through the moving block, the movable threaded sleeves move left and right through rotation of the bidirectional threaded column, the moving rods move up and down to drive the moving blocks to move, and therefore the heights of the storage racks are adjusted; one end of the moving rod is connected with the movable threaded sleeve, the other end of the moving rod is connected with the moving block, one end of the bidirectional threaded column is connected with a rotating handle, and the bidirectional threaded column is convenient to operate by arranging the rotating handle;

the upper surface of the storage rack is fixedly provided with a fixed mounting plate, the upper surface of the fixed mounting plate is provided with a vent plate, the upper surface of the vent plate is provided with a plurality of vent holes, and a plurality of relay shells can be placed through the plurality of vent holes, so that the working efficiency is improved; limiting blocks are arranged at four corners of the vent plate, so that the relay shell can be conveniently fixed by arranging the limiting blocks, and errors in detection can be prevented;

fixed surface installs first horizontal mounting panel on the installation riser, first horizontal mounting panel upper surface is provided with fixed bolster and gas tightness detector, fixed surface installs straight hydraulic ware of leading on the fixed bolster, the position of gas tightness detector is on the right side of straight hydraulic ware of leading, first horizontal mounting panel bottom surface is provided with hydraulic pressure post and a plurality of spliced pole, the both sides at the hydraulic pressure post are installed respectively to the spliced pole, hydraulic pressure post and spliced pole bottom surface all are connected with the horizontal mounting panel of second, the horizontal mounting panel bottom surface fixed mounting of second has the clamp plate, leads hydraulic ware and clamp plate through setting up directly, can prevent that relay housing atress is inhomogeneous for the testing result is more accurate.

Preferably, the set of post is inside to be provided with motor and lift post, motor one end is connected with the axis of rotation, axis of rotation week side is provided with first rotating gear, lift post week side is provided with the second rotating gear.

Preferably, the limiting block is internally provided with a mounting groove and a first clamping block, the first clamping block is mounted in the mounting groove, both side surfaces of the vent plate are provided with a groove hole and a second clamping block, the second clamping block is mounted in the groove hole, the upper surface of the second clamping block is provided with a limiting groove, the first clamping block is clamped and matched with the second clamping block, and the first clamping block and the second clamping block are clamped and matched, so that the limiting block is convenient to mount and dismount.

Preferably, the material of clamp plate is rubber, and the material through setting up the clamp plate is rubber, when compressing tightly the relay casing, can not make the relay casing receive the damage, plays the guard action.

Preferably, the number of stopper is four, stopper and breather plate sliding fit through setting up stopper and breather plate sliding fit, make things convenient for the stopper to fix the breather plate.

Preferably, the first rotating gear is meshed with the second rotating gear, and the lifting column can be automatically lifted by arranging the first rotating gear to be meshed with the second rotating gear.

Preferably, the first clamping block is clamped and matched with the second clamping block, and the first clamping block is in threaded fit with the mounting groove.

Preferably, the limiting groove is a concave groove body, the cross-sectional area of the limiting groove is larger than that of the first clamping block, and the cross-sectional area of the limiting groove is larger than that of the first clamping block, so that the first clamping block can be conveniently inserted and pulled out.

The invention provides a clamp for detecting the airtightness of a relay shell, which has the following beneficial effects:

(1) the height of the operating platform can be conveniently adjusted by arranging the lifting column; the movable rack is connected with the commodity shelf through the movable block, the movable threaded sleeve moves left and right through rotating the bidirectional threaded column, the movable rod moves up and down to drive the movable block to move, and therefore the height of the commodity shelf is adjusted; by arranging a plurality of air vents, a plurality of relay shells can be placed, and the working efficiency is improved; the limiting block is arranged, so that the relay shell is conveniently fixed, and errors in detection are prevented; through setting up direct-conducting hydraulic apparatus and clamp plate, can prevent that the relay casing atress is inhomogeneous for the testing result is more accurate.

(2) The first clamping block and the second clamping block are arranged to be clamped and matched, so that the limiting block is convenient to mount and dismount; the relay shell is not damaged when being pressed tightly by the aid of the pressing plate made of rubber, so that a protection effect is achieved; the limiting block is arranged to be in sliding fit with the vent plate, so that the limiting block can fix the vent plate conveniently; the cross-sectional area through setting up the spacing groove is greater than the cross-sectional area of first fixture block, makes things convenient for inserting and extracting of first fixture block.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic perspective view of a seal detection fixture for a relay housing;

FIG. 2 is a right side view of the structure of the air tightness detecting clamp for the relay housing;

FIG. 3 is a rear view of a seal-tightness detecting clamp for a relay housing;

FIG. 4 is a schematic view of the cross-sectional structure A-A of FIG. 3;

FIG. 5 is a schematic view of the cross-sectional structure B-B of FIG. 2;

FIG. 6 is a partially enlarged perspective view of the portion A in FIG. 4;

in the drawings, the components represented by the respective reference numerals are listed below: 1. mounting a bottom plate; 2. installing a vertical plate; 3. a first transverse mounting plate; 4. sleeving a column; 5. a lifting column; 6. an operating platform; 7. a bi-directional threaded post; 8. a rack; 9. fixing the mounting plate; 10. a breather plate; 11. a vent; 12. a limiting block; 13. rotating the handle; 14. connecting columns; 15. a hydraulic column; 16. a second transverse mounting plate; 17. a direct conduction hydraulic device; 18. an air tightness detector; 19. a movable threaded sleeve; 20. a travel bar; 21. a moving block; 22. pressing a plate; 23. fixing a bracket; 24. mounting grooves; 25. a first clamping block; 26. a second fixture block; 27. a limiting groove; 28. a motor; 29. a rotating shaft; 30. a first rotating gear; 31. a second rotating gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the invention relates to a tightness detection clamp for a relay housing, which comprises an installation bottom plate 1 and an installation vertical plate 2, wherein the installation bottom plate 1 and the installation vertical plate 2 are both of plate structures, the upper surface of the installation bottom plate 1 is provided with a plurality of openings and sleeve columns 4, the sleeve columns 4 are fixedly installed in the openings, the upper surfaces of the sleeve columns 4 are provided with through holes and lifting columns 5, the lifting columns 5 are installed in the through holes, the lifting columns 5 penetrate through the sleeve columns 4, and the height of an operation platform 6 is conveniently adjusted by arranging the lifting columns 5; the upper surface of the lifting column 5 is fixedly connected with an operating platform 6, two opposite surfaces of side plates of the operating platform 6 are provided with a bidirectional threaded column 7 and an article placing rack 8, the bidirectional threaded column 7 is positioned below the article placing rack 8, the upper surface of the bidirectional threaded column 7 is provided with a plurality of movable threaded sleeves 19, the upper surface of each movable threaded sleeve 19 is connected with a moving rod 20, the other end of each moving rod 20 is connected with a moving block 21, the upper surface of each moving block 21 is fixedly connected with the article placing rack 8 and connected with the article placing rack 8 through the arrangement of the moving block 21, the movable threaded sleeves 19 move left and right through rotation of the bidirectional threaded column 7, the moving rods 20 move up and down to drive the moving blocks 21 to move; one end of the moving rod 20 is connected with the movable threaded sleeve 19, the other end of the moving rod is connected with the moving block 21, one end of the bidirectional threaded column 7 is connected with the rotating handle 13, and the bidirectional threaded column 7 is convenient to operate by arranging the rotating handle 13;

a fixed mounting plate 9 is fixedly mounted on the upper surface of the commodity shelf 8, a vent plate 10 is arranged on the upper surface of the fixed mounting plate 9, a plurality of vent holes 11 are formed in the upper surface of the vent plate 10, and a plurality of relay shells can be placed through the plurality of vent holes 11, so that the working efficiency is improved; limiting blocks 12 are arranged at four corners of the vent plate 10, and the relay shell is conveniently fixed by arranging the limiting blocks 12, so that errors in detection are prevented;

fixed surface installs first horizontal mounting panel 3 on the installation riser 2, first horizontal mounting panel 3 upper surface is provided with fixed bolster 23 and gas tightness detector 18, fixed surface installs straight leading hydropress 17 on the fixed bolster 23, the position of gas tightness detector 18 is on the right side of straight leading

hydropress

17, 3 bottom surfaces of first horizontal mounting panel are provided with hydraulic column 15 and a plurality of spliced pole 14, spliced pole 14 is installed respectively in the both sides of hydraulic column 15, hydraulic column 15 and spliced pole 14 bottom surface all are connected with second horizontal mounting

panel

16, 16 bottom surfaces of second horizontal mounting panel fixed mounting panel have clamp plate 22, through setting up straight leading hydropress 17 and clamp plate, can prevent that relay housing atress is inhomogeneous, make the testing result more accurate.

Furthermore, a motor 28 and the lifting column 5 are arranged inside the sleeve column 4, one end of the motor 28 is connected with a rotating shaft 29, a first rotating gear 30 is arranged on the peripheral side surface of the rotating shaft 29, and a second rotating gear 31 is arranged on the peripheral side surface of the lifting column 5.

Furthermore, an installation groove 24 and a first fixture block 25 are arranged inside the limiting block 12, the first fixture block 25 is installed in the installation groove 24, both side surfaces of the vent plate 10 are provided with a groove hole and a second fixture block 26, the second fixture block 26 is installed in the groove hole, the upper surface of the second fixture block 26 is provided with a limiting groove 27, the first fixture block 25 and the second fixture block 26 are clamped and matched, and the first fixture block 25 and the second fixture block 26 are arranged to be clamped and matched, so that the limiting block 12 is convenient to install and detach.

Further, the material of clamp plate 22 is rubber, and the material through setting up clamp plate 22 is rubber, when compressing tightly the relay casing, can not make the relay casing receive the damage, plays the guard action.

Further, the quantity of stopper 12 is four, stopper 12 and breather plate 10 sliding fit, through setting up stopper 12 and breather plate 10 sliding fit, make things convenient for stopper 12 to fix breather plate 10.

Further, the first rotating gear 30 is engaged with the second rotating gear 31, and the lifting column 5 can be automatically lifted by arranging the first rotating gear 30 to be engaged with the second rotating gear 31.

Further, the first block 25 is in clamping fit with the second block 26, and the first block 25 is in threaded fit with the mounting groove 24.

Further, the limiting groove 27 is a concave groove body, the sectional area of the limiting groove 27 is larger than that of the first clamping block 25, and the sectional area of the limiting groove 27 is larger than that of the first clamping block 25, so that the first clamping block 25 can be conveniently inserted into and pulled out of the groove.

The first embodiment is as follows:

the embodiment is a using method of a relay shell airtightness detection clamp; when the detection device is used, the vent plate 10 is placed on the upper surface of the fixed mounting plate 9, the limiting blocks 12 are placed at four corners of the vent plate 10, the second clamping block 26 is inserted into the fixed mounting plate 9, the first clamping block 25 is placed in the mounting groove 24, the first clamping block 25 is inserted into the limiting groove 27 through threaded fit, the vent plate 10 is fixed, the motor 28 is powered on, the motor 28 starts to rotate to drive the first rotating gear 30 to start rotating, the second rotating gear 31 is further driven to start rotating, the lifting column 5 starts to lift, and the height of the operation platform 6 is adjusted to a corresponding position;

example two:

it should be further noted that, after the vent plate 10 is placed, the housing is placed in the vent hole 11, the rotating handle 13 is rotated to adjust the height of the rack 8, the switch of the direct-guiding hydraulic device 17 is opened, the hydraulic column 15 is compressed downward, the pressing plate 22 is pressed on the upper surface of the vent plate 10, the air tightness detector 18 detects the air tightness, specific data are displayed, after the vent plate 10 is used, the first clamping block 25 is rotated to draw out the air tightness, the second clamping block 26 is drawn out again to complete the disassembly of the limiting block 12, and the vent plate 10 is taken down.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a relay housing gas tightness detects anchor clamps, includes mounting plate (1) and installation riser (2), its characterized in that: the mounting base plate (1) and the mounting vertical plate (2) are plate structures, the upper surface of the mounting base plate (1) is provided with a plurality of openings and a sleeve column (4), the sleeve column (4) is fixedly mounted in the openings, the upper surface of the sleeve column (4) is provided with a through hole and a lifting column (5), the lifting column (5) is mounted in the through hole, the lifting column (5) penetrates through the sleeve column (4), the upper surface of the lifting column (5) is fixedly connected with an operating platform (6), two opposite surfaces of a side plate of the operating platform (6) are provided with a bidirectional threaded column (7) and a storage rack (8), the position of the bidirectional threaded column (7) is below the storage rack (8), the upper surface of the bidirectional threaded column (7) is provided with a plurality of movable thread sleeves (19), the upper surface of the movable thread sleeves (19) is connected with a moving rod (20), the other end of the moving rod (20) is connected with a moving block (21), the upper surface of the moving block (21) is fixedly connected with a commodity shelf (8), one end of the moving rod (20) is connected with a movable threaded sleeve (19), the other end of the moving rod is connected with the moving block (21), and one end of the bidirectional threaded column (7) is connected with a rotating handle (13);

a fixed mounting plate (9) is fixedly mounted on the upper surface of the commodity shelf (8), a vent plate (10) is arranged on the upper surface of the fixed mounting plate (9), a plurality of vent holes (11) are formed in the upper surface of the vent plate (10), and limiting blocks (12) are arranged at four corners of the vent plate (10);

fixed surface installs first horizontal mounting panel (3) on installation riser (2), first horizontal mounting panel (3) upper surface is provided with fixed bolster (23) and gas tightness detector (18), fixed surface installs and leads hydraulic ware (17) on fixed bolster (23), the position of gas tightness detector (18) is on the right side of leading hydraulic ware (17) directly, first horizontal mounting panel (3) bottom surface is provided with hydraulic column (15) and a plurality of spliced pole (14), the both sides at hydraulic column (15) are installed respectively in spliced pole (14), hydraulic column (15) and spliced pole (14) bottom surface all are connected with horizontal mounting panel (16) of second, horizontal mounting panel (16) bottom surface fixed mounting of second has clamp plate (22).

2. The relay case airtightness detection jig according to claim 1, wherein a motor (28) and a lifting column (5) are provided inside the sleeve column (4), a rotation shaft (29) is connected to one end of the motor (28), a first rotation gear (30) is provided on a circumferential side of the rotation shaft (29), and a second rotation gear (31) is provided on a circumferential side of the lifting column (5).

3. The relay case airtightness detection fixture according to claim 1, wherein the limiting block (12) is internally provided with a mounting groove (24) and a first clamping block (25), the first clamping block (25) is mounted in the mounting groove (24), both side surfaces of the vent plate (10) are provided with a slot hole and a second clamping block (26), the second clamping block (26) is mounted in the slot hole, the upper surface of the second clamping block (26) is provided with a limiting groove (27), and the first clamping block (25) is clamped and matched with the second clamping block (26).

4. The relay case airtightness detection jig according to claim 1, wherein the material of the pressure plate (22) is rubber.

5. The relay case airtightness detection jig according to claim 1, wherein the number of the stoppers (12) is four, and the stoppers (12) are slidably fitted to the vent plate (10).

6. The relay case airtightness detecting jig according to claim 2, wherein the first rotating gear (30) is meshed with the second rotating gear (31).

7. The relay case airtightness detection jig according to claim 3, wherein the first engaging piece (25) is engaged with the second engaging piece (26), and the first engaging piece (25) is engaged with the mounting groove (24) by screw thread.

8. The relay case airtightness detection jig according to claim 3, wherein the limit groove (27) is a concave groove body, and the cross-sectional area of the limit groove (27) is larger than the cross-sectional area of the first latch (25).