CN216361670U

CN216361670U - Auxiliary detection mechanism for helium mass spectrometer leak detector

Info

Publication number: CN216361670U
Application number: CN202122191557.6U
Authority: CN
Inventors: 李洋
Original assignee: Shanghai Aishi New Energy Technology Co ltd
Current assignee: Shanghai Aishi New Energy Technology Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-04-22
Anticipated expiration: 2031-09-10

Abstract

The utility model discloses an auxiliary detection mechanism for a helium mass spectrometer leak detector, which belongs to the technical field of helium mass spectrometer leak detection and comprises a box body, wherein a detection equipment body is arranged in the box body, the upper surface of the box body is fixedly connected with an operation platform, the upper surface of the operation platform is fixedly connected with an installation plate, the upper surface of the installation plate is provided with a notch, and the upper surface of the installation plate is movably connected with a rotating rod through a bearing. This helium mass spectrometer leak detector is with supplementary detection mechanism, through setting up notch, gyro wheel, bottom plate, threaded rod, change handle, cardboard and rubber pad, it is spacing to make this device can treat that detection article carry out effective centre gripping, avoids waiting to detect the phenomenon that article drop appears in the in-process that detects, thereby avoids waiting to detect the damage of article, to the article that wait that has certain angle of buckling simultaneously, thereby this device can adjust through two bottom plate positions and carry out the adaptation, can effectively promote this device suitability.

Description

Auxiliary detection mechanism for helium mass spectrometer leak detector

Technical Field

The utility model belongs to the technical field of helium mass spectrometer leak detection, and particularly relates to an auxiliary detection mechanism for a helium mass spectrometer leak detector.

Background

The helium mass spectrometer leak detector is a conventional analytical instrument and is widely applied at home and abroad, such as in the power industry, the vacuum industry, the nuclear industry, the refrigeration industry and the like. The helium mass spectrometer leak detector is an instrument which uses helium gas as leak-detecting gas and is specially used for leak detection, and is the most common leak detection instrument used in the vacuum leak detection technology. In the era of continuous development of science and technology, helium mass spectrometer leak detectors and application techniques thereof are also continuously developed and perfected, and the structure of the detector is continuously changed along with the popularization of application. Traditional helium mass spectrometer is detecting time measuring, and it is usually direct to wait to detect article and place on detecting the platform, can not carry out effectual centre gripping spacing, leads to easily waiting to detect the damage that drops of article, and traditional centre gripping mode is not convenient for carry out the centre gripping to the article that has the angle simultaneously, and the suitability is lower.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects in the prior art, the utility model provides an auxiliary detection mechanism for a helium mass spectrometer leak detector, which solves the problems that when a traditional helium mass spectrometer is used for detection, an article to be detected is usually directly placed on a detection table, effective clamping and limiting cannot be performed, the article to be detected is easy to fall and damage, and meanwhile, the traditional clamping mode is inconvenient for clamping the article with an angle, and the applicability is low.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: an auxiliary detection mechanism for a helium mass spectrometer leak detector comprises a box body, wherein a detection equipment body is arranged in the box body, the upper surface of the box body is fixedly connected with an operating platform, the upper surface of the operating platform is fixedly connected with a mounting plate, the upper surface of the mounting plate is provided with a notch, the upper surface of the mounting plate is movably connected with a rotating rod through a bearing, two rollers are connected in the notch in a sliding way, the upper surfaces of the rollers are fixedly connected with connecting pieces, a bottom plate is fixedly connected between the top end of the rotating rod and the two connecting pieces, two supporting blocks are fixedly connected with the upper surface of the bottom plate, sliding grooves are formed in the opposite surfaces of the two supporting blocks, the upper surface of supporting shoe fixedly connected with screw sleeve, screw sleeve internal thread connection has the threaded rod, and the bottom of two threaded rods has same cardboard through a bearing swing joint respectively.

Equal fixedly connected with rubber pad in the recess of the lower surface of cardboard and bottom plate upper surface is located the back fixedly connected with fixed plate of right side bottom plate, sliding connection has the slide bar in the fixed plate, the spring has been cup jointed to the surface of slide bar, the top fixed connection of spring is at the surface of slide bar, the bottom fixed connection of spring is at the upper surface of fixed plate, the bottom fixedly connected with limiting plate of slide bar, there are two cabinet doors in the front of box through hinge, the lower surface of box has the connecting rod through bearing swing joint, both ends all have the rear wheel through bearing swing joint about the connecting rod, the place ahead fixedly connected with universal wheel of box lower surface.

As a further scheme of the utility model: the mounting plate is set to be circular, the notch is set to be an annular groove, and the top end of the sliding rod is provided with a stop block.

As a further scheme of the utility model: the top fixedly connected with of threaded rod changes the handle, the cardboard sets up to arc, the bull stick is located mounting panel centre of a circle department.

As a further scheme of the utility model: the lower surface of limiting plate is provided with the slipmat, the cabinet door sets up to transparent toughened glass material, the back of universal wheel is provided with the dead ware of lock.

As a further scheme of the utility model: the front of the cabinet door is provided with a handle, and the section of the notch is T-shaped.

As a further scheme of the utility model: the operating platform is set to be L-shaped, and the edge of the roller is set to be arc-shaped.

(III) advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

1. the auxiliary detection mechanism for the helium mass spectrometer leak detector is characterized in that a notch, a roller, a bottom plate, a supporting block, a chute, a threaded rod, a threaded sleeve, a rotating handle, a clamping plate and a rubber pad are arranged, the threaded rod and the clamping plate are arranged in a matched mode, the clamping plate can move downwards along the chute in the supporting block after the threaded rod is rotated to correspond to the threaded rod through the handle, an article to be detected can be clamped through the bottom plate in a matched mode, meanwhile, due to the arrangement of the rubber pad, the surface of the article to be detected can be prevented from being damaged when the article is firmly clamped, the threaded rod can be easily rotated through the arrangement of the rotating handle, the clamping efficiency of the article to be detected can be effectively improved, the right bottom plate can slide along the notch through the roller when the article to be detected is bent, and the notch is arranged into a circular ring shape, so that the right bottom plate and the middle bottom plate can be adjusted to a designated angle, thereby the different specifications of adaptation wait to detect article, the setting of these structures makes this device can treat to detect article and carry out effective centre gripping spacing, avoids waiting to detect article and the phenomenon that drops appears in the in-process that detects going on, thereby avoids waiting to detect the damage of article, and to the article that wait that has certain angle of buckling simultaneously, thereby this device can adjust through two bottom plate positions and carry out the adaptation, can effectively promote this device suitability.

2. The auxiliary detection mechanism for the helium mass spectrometer leak detector is characterized in that a fixing block, a sliding rod, a spring, a limiting plate and a limiting plate are arranged, when the right bottom plate does not need to move, the lower surface of the limiting plate is in contact with the lower surface of the inner wall of a notch, so that the corresponding bottom plate is limited, the phenomenon that the object to be detected automatically moves after being clamped is avoided, the clamping stability is guaranteed, meanwhile, the sliding rod and the spring are arranged in a matched mode, the limiting plate can be pulled upwards through the sliding rod, the lower surface of the limiting plate is not in contact with the inner wall of the notch, so that the right bottom plate can move along the notch through a roller, after position adjustment is completed, the sliding rod is directly loosened, the sliding rod can automatically push the limiting plate downwards due to the elastic force of the spring, the limiting plate can be automatically lapped on the inner wall of the notch, and meanwhile, the elastic force of the spring can increase the friction force between the limiting plate and the inner wall of the notch, thereby effectively strengthening the spacing effect of limiting plate.

3. This helium mass spectrometer leak detector is with supplementary detection mechanism, through setting up the connecting rod, the rear wheel, cabinet door and universal wheel, the setting of rear wheel and universal wheel, make this device when needs remove, can carry out whole position control fast with this device through the cooperation of rear wheel and universal wheel, time saving and labor saving, the setting of cabinet door simultaneously, can shelter from the check out test set body completely in the box, effectively protect the check out test set body, avoid check out test set body surface area to collect together the dust, can avoid the check out test set body to cause the damage because of receiving the collision simultaneously, the cabinet door can easily be opened simultaneously, be convenient for carry out the periodic maintenance to the check out test set body, therefore, the gas sensor is very convenient.

Drawings

FIG. 1 is a schematic cross-sectional view of the front view of the present invention;

FIG. 2 is a schematic cross-sectional view of the bottom plate of the present invention;

FIG. 3 is a schematic three-dimensional structure of a clamping plate according to the present invention;

FIG. 4 is a schematic cross-sectional view of the mounting plate of the present invention from above;

FIG. 5 is an enlarged schematic view of the structure of the present invention at A;

in the figure: the device comprises a box body 1, a detection device body 2, an operation platform 3, a mounting plate 4, a notch 5, a rotating rod 6, a roller 7, a connecting piece 8, a bottom plate 9, a supporting block 10, a sliding chute 11, a threaded rod 12, a threaded sleeve 13, a rotating handle 14, a clamping plate 15, a rubber pad 16, a fixed plate 17, a sliding rod 18, a spring 19, a limiting plate 20, a cabinet door 21, a connecting rod 22, a rear wheel 23 and a universal wheel 24.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 5, the present invention provides a technical solution: an auxiliary detection mechanism for a helium mass spectrometer leak detector comprises a box body 1, a detection device body 2 is arranged in the box body 1, an operation platform 3 is fixedly connected to the upper surface of the box body 1, an installation plate 4 is fixedly connected to the upper surface of the operation platform 3, a notch 5 is formed in the upper surface of the installation plate 4, a rotating rod 6 is movably connected to the upper surface of the installation plate 4 through a bearing, two rollers 7 are slidably connected in the notch 5, the notch 5 and the rollers 7 are arranged in a matched mode, when an object to be detected is bent, a right bottom plate 9 can slide along the notch 5 through the rollers 7, the notch 5 is arranged in a circular ring shape, so that a specified angle can be adjusted between the right bottom plate 9 and a middle bottom plate 9, a connecting piece 8 is fixedly connected to the upper surface of the rollers 7, a bottom plate 9 is fixedly connected between the top end of the rotating rod 6 and the two connecting pieces 8, and two supporting blocks 10 are fixedly connected to the upper surface of the bottom plate 9, two supporting shoes 10 think that all seted up spout 11 face to face, the last fixed surface of supporting shoe 10 is connected with threaded sleeve 13, threaded sleeve 13 internal thread is connected with threaded rod 12, the bottom of two threaded rods 12 has same cardboard 15 through a bearing swing joint respectively, the cooperation setting of threaded rod 12 and cardboard 15, after rotating corresponding threaded rod 12 through the handle, can make cardboard 15 move down along spout 11 in the supporting shoe 10, can cooperate bottom plate 9 will wait to detect article chucking.

Rubber pads 16 are fixedly connected in grooves on the lower surface of the clamping plate 15 and the upper surface of the bottom plate 9, a fixing plate 17 is fixedly connected on the back surface of the right bottom plate 9, a sliding rod 18 is connected in the fixing plate 17 in a sliding manner, a spring 19 is sleeved on the outer surface of the sliding rod 18, the top end of the spring 19 is fixedly connected on the outer surface of the sliding rod 18, the bottom end of the spring 19 is fixedly connected on the upper surface of the fixing plate 17, a limiting plate 20 is fixedly connected at the bottom end of the sliding rod 18, and the limiting plate 20 is arranged, so that when the right bottom plate 9 does not need to move, the lower surface of the limiting plate 20 is contacted with the lower surface of the inner wall of the notch 5, so as to limit the corresponding bottom plate 9, thereby avoiding the automatic movement after the clamping of the object to be detected is completed, the clamping stability is ensured, two cabinet doors 21 are hinged on the front surface of the box body 1, and a connecting rod 22 is movably connected on the lower surface of the box body 1 through a bearing, the left end and the right end of the connecting rod 22 are movably connected with a rear wheel 23 through bearings, and a universal wheel 24 is fixedly connected in front of the lower surface of the box body 1.

Specifically, as shown in fig. 3 and 4, the mounting plate 4 is set to be circular, the notches 5 are set to be annular grooves, the top end of the sliding rod 18 is provided with a stop dog, the top end of the threaded rod 12 is fixedly connected with a rotating handle 14, the rotating handle 14 is arranged to easily rotate the threaded rod 12, accordingly, the clamping plate 15 is set to be arc-shaped, and the rotating rod 6 is located at the circle center of the mounting plate 4.

Specifically, as shown in fig. 1 and 2, the lower surface of limiting plate 20 is provided with the slipmat, cabinet door 21 sets up to transparent toughened glass material, the back of universal wheel 24 is provided with the deadlock ware, cabinet door 21's front is provided with the handle, the cross-section of notch 5 sets up to the T font, through setting up notch 5 to the T font, can effectively avoid gyro wheel 7 to break away from notch 5 to avoid right side bottom plate 9 to break away from mounting panel 4, operation platform 3 sets up to the L shape, the edge of gyro wheel 7 sets up to circular-arcly.

The working principle of the utility model is as follows:

when needs use this device, article that if need detect are not buckling, then can be directly through corresponding threaded rod 12 with 15 upshifts of cardboard, and will wait to detect article chucking and can normally detect between corresponding cardboard 15 and bottom plate 9, and article exist when buckling, can upwards stimulate slide bar 18, make the lower surface of limiting plate 20 break away from the lower surface of notch 5 inner wall, can follow notch 5 this moment and remove right side bottom plate 9 and cardboard 15, can be with waiting to detect article centre gripping fastening after bottom plate 9 passes through gyro wheel 7 and removes appointed angle along spout 11, will wait to detect article and press from both sides tightly can normally begin to detect, when needs remove this device, can open the dead ware of lock on the universal wheel 24, can be through rear wheel 23 and universal wheel 24 with this device moving as a whole.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a helium mass spectrometer leak detector is with supplementary detection mechanism, includes box (1), its characterized in that: the detection device comprises a box body (1), a detection device body (2) is arranged in the box body (1), an operation platform (3) is fixedly connected to the upper surface of the box body (1), a mounting plate (4) is fixedly connected to the upper surface of the operation platform (3), notches (5) are formed in the upper surface of the mounting plate (4), a rotating rod (6) is movably connected to the upper surface of the mounting plate (4) through a bearing, two rollers (7) are connected to the notches (5) in a sliding mode, a connecting piece (8) is fixedly connected to the upper surface of each roller (7), a bottom plate (9) is fixedly connected between the top end of each rotating rod (6) and the two connecting pieces (8), two supporting blocks (10) are fixedly connected to the upper surface of the bottom plate (9), sliding grooves (11) are formed in the opposite directions of the two supporting blocks (10), and threaded sleeves (13) are fixedly connected to the upper surfaces of the supporting blocks (10), threaded rods (12) are connected with the threaded sleeves (13) in an internal thread mode, and the bottom ends of the two threaded rods (12) are movably connected with the same clamping plate (15) through bearings respectively;

the grooves on the lower surface of the clamping plate (15) and the upper surface of the bottom plate (9) are both fixedly connected with a rubber pad (16), the back surface of the bottom plate (9) on the right side is fixedly connected with a fixing plate (17), a sliding rod (18) is connected in the fixed plate (17) in a sliding way, a spring (19) is sleeved on the outer surface of the sliding rod (18), the top end of the spring (19) is fixedly connected with the outer surface of the sliding rod (18), the bottom end of the spring (19) is fixedly connected with the upper surface of the fixed plate (17), the bottom end of the sliding rod (18) is fixedly connected with a limiting plate (20), the front surface of the box body (1) is hinged with two cabinet doors (21) through hinges, the lower surface of the box body (1) is movably connected with a connecting rod (22) through a bearing, the left end and the right end of the connecting rod (22) are movably connected with a rear wheel (23) through a bearing, the front of the lower surface of the box body (1) is fixedly connected with a universal wheel (24).

2. An auxiliary detection mechanism for a helium mass spectrometer leak detector as defined in claim 1, wherein: the mounting plate (4) is set to be circular, the notch (5) is set to be an annular groove, and a stop block is arranged at the top end of the sliding rod (18).

3. An auxiliary detection mechanism for a helium mass spectrometer leak detector as defined in claim 1, wherein: the top end of the threaded rod (12) is fixedly connected with a rotating handle (14), the clamping plate (15) is arc-shaped, and the rotating rod (6) is located at the circle center of the mounting plate (4).

4. An auxiliary detection mechanism for a helium mass spectrometer leak detector as defined in claim 1, wherein: the lower surface of limiting plate (20) is provided with the slipmat, cabinet door (21) set up to transparent toughened glass material, the back of universal wheel (24) is provided with the dead ware of lock.

5. An auxiliary detection mechanism for a helium mass spectrometer leak detector as defined in claim 1, wherein: the front of the cabinet door (21) is provided with a handle, and the section of the notch (5) is T-shaped.

6. An auxiliary detection mechanism for a helium mass spectrometer leak detector as defined in claim 1, wherein: the operating platform (3) is L-shaped, and the edge of the roller (7) is arc-shaped.