CN222144415U

CN222144415U - Air tightness testing equipment

Info

Publication number: CN222144415U
Application number: CN202421533127.5U
Authority: CN
Inventors: 谭斌; 刘洪彬; 谭百富
Original assignee: Shenzhen Liwen Electromechanical Co ltd
Current assignee: Shenzhen Liwen Electromechanical Co ltd
Priority date: 2024-07-01
Filing date: 2024-07-01
Publication date: 2024-12-10
Anticipated expiration: 2034-07-01

Abstract

The utility model relates to the technical field of air tightness detection, in particular to air tightness detection equipment which comprises a water tank, wherein support columns are fixedly arranged at four corners of the upper end of the water tank, sliding grooves are formed in opposite ends of two support columns positioned on the front side and the rear side, detection mechanisms are connected in the four support columns in a sliding manner through the sliding grooves, electric telescopic rods are embedded and arranged on the left side and the right side of the water tank, and the output ends of the electric telescopic rods are fixedly arranged with the detection mechanisms. The airtight detection equipment disclosed by the utility model has the advantages that the sealing boxes are firmly and stably fixed, the sealing boxes with different sizes can be clamped and fixed, the application range is wide, the lifting frame is driven to move downwards by the shrinkage of the electric telescopic rod, the sealing boxes clamped and fixed below the lifting frame are immersed into the water tank for airtight test, the sealing boxes can be taken out from the water tank by the extension of the electric telescopic rod after the test is finished, the sealing boxes are not required to be clamped and fixed again, the operation is simple, and the use is convenient.

Description

Air tightness detection equipment

Technical Field

The utility model relates to the technical field of air tightness detection, in particular to air tightness detection equipment.

Background

At present, in some freezing fresh-keeping warehouses, in order to improve the fresh-keeping effect of the self, a nitrogen making device is arranged in the freezing fresh-keeping warehouses, nitrogen is filled into a sealing box or a sealing drawer of a room between the freezing fresh-keeping warehouses to inhibit the aerobic respiration of food and the growth of microorganisms, and the air tightness of the sealing box needs to be detected before the sealing box is used.

The existing airtight detection to the sealing box mostly is to let in high-pressure gas with the sealing box and then utilize clamping equipment to place the sealing box in the basin, observe whether there is the bubble to produce for a period of time to whether qualified when confirming the gas tightness of sealing box with this, but not enough, current clamping equipment commonality is relatively poor, needs to change different handheld or fluid pressure type clamping equipment according to the detection needs, is inconvenient for being applicable to carrying out the centre gripping operation to the sealing box of equidimension not, and the suitability is relatively poor, and still need again fix the sealing box and shift out the sealing box after the detection is accomplished, and the operation is comparatively loaded down with trivial details, uses comparatively inconveniently. Therefore, we propose an air tightness detection device.

Disclosure of Invention

The utility model mainly aims to provide air tightness detection equipment which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

The utility model provides a gas tightness check out test set, includes the basin, the equal fixed mounting in upper end four corners of basin has the support column, and is located the opposite ends of two support columns of front and back both sides all open there is the spout, four have detection mechanism through the common sliding connection of spout in the support column, electric telescopic handle is all inlayed and is installed to the left and right sides in the basin, electric telescopic handle's output and detection mechanism fixed mounting.

Preferably, the detection mechanism comprises a lifting frame, the lower extreme of lifting frame and the output fixed mounting of electric telescopic handle, the four corners of lifting frame all is provided with dodges the groove, four dodges the equal fixed mounting in the inslot have with the slider of spout cooperation use, four sliding connection respectively will lift frame slidable mounting in the spout that corresponds between four support columns, the inside front and back inner wall of lifting frame all is provided with the spread groove, there is positioner through spread groove sliding connection in the lifting frame.

Preferably, the positioning device comprises a first positive and negative motor, the first positive and negative motor is fixedly arranged at the right end of the lifting frame, a first positive and negative screw rod is fixedly arranged at the output end of the first positive and negative motor, two positioning pieces are connected to the first positive and negative screw rod through threads, and the two positioning pieces are all connected in the lifting frame through a connecting groove in a sliding mode.

Preferably, the threads on the left and right sides of the outer surface of the first positive and negative screw rod are of a reverse structure, and the two positioning pieces are respectively in threaded connection on the left and right sides of the first positive and negative screw rod.

Preferably, the locating piece comprises a top plate, a transmission block is fixedly arranged at the upper end of the top plate, and the transmission block is slidably connected in the lifting frame through a connecting groove and is in threaded connection with the first positive and negative screw rod.

Preferably, the lower extreme of roof is opened there is the adjustment tank, the rear end fixed mounting of roof has No. two positive and negative motors, no. two positive and negative lead screws of output fixed mounting of No. two positive and negative motors, and No. two positive and negative lead screws movable mounting in the adjustment tank, threaded connection has two grip blocks on No. two positive and negative lead screws, and the upper portion of two grip blocks all with adjustment tank sliding connection.

Preferably, the screw threads on the front and rear sides of the surface of the second positive and negative screw rod are of a reverse structure, and the two clamping plates are respectively in threaded connection with the front and rear sides of the second positive and negative screw rod.

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

1. The two transmission blocks are reversely slid in the lifting frame through the transmission block threaded connection of the positive and negative screw rods and the two sides, the two top plates are close to or far away from each other, the distance between the two top plates is adjusted according to the length of the sealing box to be detected, after the adjustment is finished, the positive and negative motor is started again, the positive and negative screw rods are driven to rotate through the positive and negative motor, the two clamping plates are reversely slid in the adjusting groove through the clamping plate threaded connection of the positive and negative screw rods and the two sides, the sealing box is clamped and fixed through the mutual approaching of the two clamping plates, the fixed firmness of the sealing box is guaranteed, the slipping in the detection process is avoided, the stability is strong, and the device is applicable to clamping and fixing the sealing boxes with different sizes and wide in application range.

2. The lifting frame is driven to move downwards through the shrinkage of the electric telescopic rod, so that the sealing box clamped and fixed below the lifting frame is immersed into the water tank to perform air tightness test, after the test is completed, the sealing box can be taken out from the water tank through the elongation of the electric telescopic rod, the sealing box is not required to be clamped and fixed again, and the operation is simple and the use is convenient.

Drawings

FIG. 1 is a schematic diagram showing the overall structure of an air tightness detecting apparatus according to the present utility model;

FIG. 2 is a schematic diagram of a detecting mechanism of an airtight detecting apparatus according to the present utility model;

FIG. 3 is a schematic view of a positioning device of an air tightness detecting apparatus according to the present utility model;

Fig. 4 is a schematic structural view of a positioning member of an air tightness detection device according to the present utility model.

The device comprises a water tank, a supporting column, a sliding groove, a detection mechanism, a lifting frame, a avoiding groove, a sliding block, a connecting groove, a 9-device, a 10-electric telescopic rod, a 11-sealing box, a 91-number positive and negative motor, a 92-number positive and negative screw rod, a 93-positioning piece, a 94-top plate, a 95-transmission block, a 96-adjusting groove, a 97-number positive and negative motor, a 98-number positive and negative screw rod and a 99-clamping plate.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, unless explicitly stated or limited otherwise, the terms "mounted," "configured to," "connected," and the like are to be construed broadly as, for example, "connected" may be fixedly connected, may be detachably connected, or integrally connected, may be mechanically connected or electrically connected, may be directly connected or indirectly connected through an intermediate medium, and may be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, the present utility model provides a technical solution:

The utility model provides a gas tightness check out test set, includes basin 1, the equal fixed mounting in upper end four corners of basin 1 has support column 2, and is located the opposite ends of two support columns 2 of front and back both sides and all opens there is spout 3, has detection mechanism 4 through the common sliding connection of spout 3 in four support columns 2, and electric telescopic handle 10 is all inlayed and is installed to the left and right sides in the basin 1, electric telescopic handle 10's output and detection mechanism 4 fixed mounting.

In the embodiment, the detection mechanism 4 comprises a lifting frame 5, the lower end of the lifting frame 5 is fixedly arranged with the output end of an electric telescopic rod 10, four corners of the lifting frame 5 are respectively provided with an avoidance groove 6, sliding blocks 7 matched with sliding grooves 3 are fixedly arranged in the four avoidance grooves 6, the four sliding blocks 7 are respectively and slidably connected with the lifting frame 5 in the corresponding sliding grooves 3 to be slidably arranged between the four supporting columns 2, connecting grooves 8 are respectively arranged on the front inner wall and the rear inner wall of the interior of the lifting frame 5, a positioning device 9 is slidably connected in the lifting frame 5 through the connecting grooves 8, the lifting frame 5 is driven to move downwards through shrinkage of the electric telescopic rod 10, so that a sealing box 11 clamped and fixed below the lifting frame 5 is immersed in a water tank 1 to perform air tightness test, after the test is completed, the sealing box 11 can be taken out from the water tank 1 through extension of the electric telescopic rod 10, the sealing box 11 is not required to be clamped and fixed again, and the operation is simple and the use is convenient.

In this embodiment, the positioning device 9 includes a first positive and negative motor 91, the first positive and negative motor 91 is fixedly installed at the right end of the lifting frame 5, the output end of the first positive and negative motor 91 is fixedly provided with a first positive and negative screw rod 92, two positioning pieces 93 are connected to the first positive and negative screw rod 92 in a threaded manner, and the two positioning pieces 93 are both slidably connected in the lifting frame 5 through the connecting slot 8; the threads on the left and right sides of the outer surface of the first positive and negative screw rod 92 are of a reverse structure, and two positioning pieces 93 are respectively connected on the left and right sides of the first positive and negative screw rod 92 in a threaded manner; the positioning piece 93 comprises a top plate 94, a transmission block 95 is fixedly arranged at the upper end of the top plate 94, the transmission block 95 is slidably connected in the lifting frame 5 through a connecting groove 8 and is in threaded connection with a first positive and negative screw rod 92, an adjusting groove 96 is formed at the lower end of the top plate 94, a second positive and negative motor 97 is fixedly arranged at the rear end of the top plate 94, a second positive and negative screw rod 98 is fixedly arranged at the output end of the second positive and negative motor 97, the second positive and negative screw rod 98 is movably arranged in the adjusting groove 96, two clamping plates 99 are in threaded connection with the upper parts of the two clamping plates 99, the upper parts of the second positive and negative screw rod 98 are in threaded connection with the adjusting groove 96, the threads on the front side and the rear side of the outer surface of the second positive and negative screw rod 98 are in a reverse structure, the two clamping plates 99 are respectively in threaded connection with the front side and rear side of the second positive and negative screw rod 98, the two transmission blocks 95 are in threaded connection with the transmission blocks 95 on the two sides through the first positive and negative screw rod 92 so that the two top plates 94 are mutually close to or far away, the distance between the two top plates 94 is adjusted according to the length of a sealing box 11 to be detected, the second positive and negative screw rod 98 is driven by the second positive and negative screw rod 98 to rotate after the second motor 97 is started again, the two clamping plates 99 are reversely slid in the adjusting groove 96 through the threaded connection of the second positive and negative screw rod 98 and the clamping plates 99 on the two sides, the sealing box 11 is clamped and fixed through the mutual approaching of the two clamping plates 99, the fixing firmness of the sealing box 11 is guaranteed, the slipping in the detection process is avoided, the stability is strong, and meanwhile the clamping device is applicable to clamping and fixing the sealing boxes 11 with different sizes and wide in application range.

It should be noted that, the utility model is an air tightness detection device, in the use process, place the sealing box 11 that lets in high-pressure gas between two setting elements 93, start positive and negative motor 91, positive and negative motor 91 drives positive and negative lead screw 92 of No. one, make two transmission blocks 95 reverse slip in lifting frame 5 through positive and negative lead screw 92 and the transmission block 95 threaded connection of both sides, make two roof 94 be close to each other or keep away from, adjust the distance between two roof 94 according to the length of sealing box 11 to be detected, after the regulation is accomplished, start positive and negative motor 97 again, drive positive and negative lead screw 98 of No. two through positive and negative motor 97 of No. two, make positive and negative lead screw 98 and both sides's grip block 99 threaded connection make two grip blocks 99 reverse slip in adjusting groove 96, press from both sides tight fixation with sealing box 11 through two grip blocks 99 mutual nearing, guarantee sealing box 11 fixed fastness, avoid in the detection process, stability is strong, simultaneously can be applicable to carry out the centre gripping fixation to sealing box 11 of different sizes, then be used for a wide application scope, adjust the distance between two roof 94, it is to take out the sealing box 10 to take out the time to stretch out the stretch out and draw back from the sealing box 10 through the stretch out and draw back easily, the stretch out and draw back box 10, it is convenient to take out and take out the sealing box 10 to take out the stretch out and take out and draw back easily, the test box 1, can be convenient to take out and take out the stretch out and take out and stretch out.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An air tightness detection device, comprising a water tank (1), characterized in that: support columns (2) are fixedly installed at the four corners of the upper end of the water tank (1), and the opposite ends of the two support columns (2) located on the front and rear sides are provided with slide grooves (3), and the four support columns (2) are slidably connected to a detection mechanism (4) through the slide grooves (3), and the left and right sides of the water tank (1) are embedded with electric telescopic rods (10), and the output end of the electric telescopic rod (10) is fixedly installed with the detection mechanism (4);

The detection mechanism (4) comprises a lifting frame (5), the lower end of the lifting frame (5) is fixedly mounted on the output end of the electric telescopic rod (10), the four corners of the lifting frame (5) are provided with avoidance grooves (6), the four avoidance grooves (6) are fixedly mounted with sliders (7) used in conjunction with the slide grooves (3), the four sliders (7) are respectively slidably connected in the corresponding slide grooves (3) to slide the lifting frame (5) between the four support columns (2), the front and rear inner walls of the lifting frame (5) are provided with connecting grooves (8), and the lifting frame (5) is slidably connected with a positioning device (9) through the connecting grooves (8).

2. An air tightness detection device according to claim 1, characterized in that: the positioning device (9) comprises a forward and reverse motor (91), the forward and reverse motor (91) is fixedly installed at the right end of the lifting frame (5), and the output end of the forward and reverse motor (91) is fixedly installed with a forward and reverse screw rod (92), and two positioning members (93) are threadedly connected to the forward and reverse screw rod (92), and the two positioning members (93) are slidably connected in the lifting frame (5) through the connecting groove (8).

3. An air tightness detection device according to claim 2, characterized in that: the threads on the left and right sides of the outer surface of the No. 1 forward and reverse screw rod (92) are reverse structures, and the two positioning members (93) are respectively threadedly connected to the left and right sides of the No. 1 forward and reverse screw rod (92).

4. An air tightness detection device according to claim 2, characterized in that: the positioning member (93) includes a top plate (94), a transmission block (95) is fixedly installed on the upper end of the top plate (94), and the transmission block (95) is slidably connected in the lifting frame (5) through a connecting groove (8) and is threadedly connected to the first forward and reverse screw rod (92).

5. An air tightness detection device according to claim 4, characterized in that: an adjustment groove (96) is opened at the lower end of the top plate (94), a No. 2 forward and reverse motor (97) is fixedly installed at the rear end of the top plate (94), a No. 2 forward and reverse screw rod (98) is fixedly installed at the output end of the No. 2 forward and reverse motor (97), and the No. 2 forward and reverse screw rod (98) is movably installed in the adjustment groove (96), and two clamping plates (99) are threadedly connected to the No. 2 forward and reverse screw rod (98), and the upper parts of the two clamping plates (99) are slidably connected to the adjustment groove (96).

6. An air tightness detection device according to claim 5, characterized in that: the threads on the front and rear sides of the outer surface of the No. 2 forward and reverse screw rod (98) are of reverse structure, and the two clamping plates (99) are respectively threadedly connected to the front and rear sides of the No. 2 forward and reverse screw rod (98).