CN220454816U - Leak detection device for ampoule bottle air tightness detection - Google Patents

Abstract

The utility model relates to a leak detection device for ampoule air tightness detection, which comprises a test box, an opening, a bracket, a bottom plate, a vacuumizing pipe and a pressure detection pipe, wherein a horizontal sliding rail is fixed on the bottom plate, a sliding block and a sliding plate are arranged on the sliding rail, a feeding air cylinder is fixed at the right end of the sliding plate, a rotary air cylinder is fixed at the top of the sliding plate, a supporting plate is fixed at the top of the rotary air cylinder, placing boxes extending into the test box from the opening are fixed at the left side and the right side of the supporting plate, placing grooves are arranged at the tops of the placing boxes, and a sealing device is arranged between the test box and the supporting plate. According to the utility model, the two placing boxes which can extend into the test box from the opening are arranged on the supporting plate, and the rotating cylinder and the feeding cylinder at the bottom of the supporting plate are matched, so that after the placing boxes are detected to be pulled out, the placing boxes with ampoule bottles to be detected placed on the other side are rotated to the opening side by utilizing the rotating cylinder to rotate, and then extend into the test box for detection, the blanking time is saved, and the detection efficiency is provided.

Description

Leak detection device for ampoule bottle air tightness detection

Technical Field

The utility model relates to a leak detection device for ampoule air tightness detection, and belongs to the technical field of leak detection.

Background

After the ampoule bottles are produced into injection preparations by a sterile filling technology, air tightness detection is required. The current detection device comprises a vacuum test box, wherein the test box is provided with a vacuumizing port and a detection port, the detection port is connected with pressure detection equipment, a placement box for opening and placing ampoule bottles is arranged on the test box, the placement box is driven by a cylinder to enter and exit the opening, automatic feeding detection is realized, and the pressure is rapidly changed when leakage is detected by the pressure detection equipment, so that air tightness detection is realized. However, when the existing device detects, after the placing box is pulled out, the ampoule bottle in the placing box needs to be taken out and then a new ampoule bottle to be detected is put into the placing box to be detected, so that the loading and unloading are relatively time-consuming, and the detection efficiency is affected.

Disclosure of Invention

The utility model provides a leak detection device for ampoule air tightness detection, which solves the problems that the loading and unloading of the ampoule of the existing device are relatively time-consuming and the detection efficiency is affected.

The utility model relates to a leak detection device for ampoule air tightness detection, which comprises a test box, wherein an opening is formed in the test box, a support is fixed at the left end of the test box, a bottom plate is fixed at the bottom of the support, a vacuum tube and a pressure detection tube are arranged on the test box, the pressure detection tube is connected with a pressure detector, a horizontal sliding rail is fixed on the bottom plate, a sliding block is arranged on the sliding rail, a sliding plate is fixed at the top of the sliding block, a feeding cylinder is fixed at the right end of the sliding plate, the feeding cylinder is arranged on the bottom plate, a rotary cylinder is fixed at the top of the sliding plate, a supporting plate is fixed at the top of the rotary cylinder, placing boxes extending into the test box from the opening are respectively fixed at the left side and the right side of the supporting plate, a placing groove is formed in the top of the placing box, and a sealing device is arranged between the test box and the supporting plate.

Preferably, the sealing device comprises a sealing groove arranged outside the opening, a sealing ring is arranged in the sealing groove, and sealing ring tables matched with the sealing groove are arranged on two sides of the supporting plate. Can better seal and place the gas leakage.

Preferably, the test box is provided with an air inlet pipe, and the air inlet pipe is provided with a valve. Air is conveniently introduced after the test is finished, and the negative pressure state of the test box is relieved.

As one preferable mode, the top of the vacuumizing tube is fixedly provided with a bottom cover, the bottom cover is in threaded connection with a drying tube, the bottom of the drying tube is fixedly provided with a supporting net, a drying agent bag is arranged above the supporting net, a pressing net is arranged at the top of the drying agent bag, an upper cover for pressing the drying agent bag is arranged above the pressing net, connecting flanges are arranged on the outer side of the upper cover and the outer side of the top of the drying tube, the connecting flanges are fixedly connected through bolts, a corrugated telescopic tube is fixed in the middle of the top of the upper cover, a suction tube is fixed at the top of the corrugated telescopic tube, and the vacuum pumping tube is connected with vacuumizing equipment. The air entering the vacuum equipment can be dried, and when the ampoule bottle is prevented from leaking, the gasified liquid in the negative pressure environment enters the vacuum equipment, so that the vacuum equipment is prevented from being damaged.

The utility model has the following beneficial effects:

through being provided with two in the backup pad and stretching into the box of placing of test box from the opening to cooperation backup pad bottom revolving cylinder and feed cylinder can be after detecting to place the box and take out, utilize revolving cylinder to rotate, place the opposite side and have placed the box of placing of waiting to examine the ampoule and rotate to the opening side, then stretch into the test box and detect, save the unloading time, provide detection efficiency.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the mounting structure of the dryer cartridge;

in the figure: 1. the device comprises a bracket, 2, a test box, 3, an evacuating pipe, 4, a pressure detection pipe, 5, an air inlet pipe, 6, a reinforcing rod, 7, a placing box, 8, a sealing ring, 9, a sealing ring table, 10, a supporting plate, 11, a rotary cylinder, 12, a placing groove, 13, a sliding plate, 14, a sliding rail, 15, a bottom plate, 16, a feeding cylinder, 17, a bottom cover, 18, a supporting net, 19, a drying cylinder, 20, a drying agent bag, 21, a pressing net, 22, an upper cover, 23 and a corrugated telescopic pipe.

Detailed Description

The utility model is further illustrated below with reference to examples.

In the embodiment 1, as shown in fig. 1, the utility model discloses a leak detection device for ampoule air tightness detection, which comprises a test box 2, wherein an opening is formed in the test box 2, a bracket 1 is fixed at the left end of the test box 2, a bottom plate 15 is fixed at the bottom of the bracket 1, a vacuumizing tube 3 and a pressure detection tube 4 are arranged on the test box 2, the pressure detection tube 4 is connected with a pressure detector, the pressure detector can also use a pressure sensor and a pressure gauge, a horizontal slide rail 14 is fixed on the bottom plate 15, the slide rail 14 is a double slide rail 14, a slide block is arranged on the slide rail 14, a slide plate 13 is fixed at the top of the slide plate 13, a feeding cylinder 16 is fixed at the right end of the slide plate 13, the feeding cylinder 16 is arranged on the bottom plate 15, a rotary cylinder 11 is fixed at the top of the rotary cylinder 11, a supporting plate 10 is fixed at the top of the rotary cylinder 11, a placing box 7 extending into the test box 2 from the opening is fixed at the left and right sides of the supporting plate 10, a placing groove 12 is arranged at the top of the placing box 7, and a sealing device is arranged between the test box 2 and the supporting plate 10.

The sealing device comprises a sealing groove arranged outside the opening, a sealing ring 8 is arranged in the sealing groove, and sealing ring tables 9 matched with the sealing groove are arranged on two sides of a supporting plate 10.

During operation, the feeding cylinder 16 is in a contracted state, an ampoule bottle to be detected is placed in the placing box 7 close to the opening, then the feeding cylinder 16 stretches out, the left placing box 7 is inserted into the test box 2, the vacuumizing device is used for vacuumizing the cavity of the vacuumizing tube 3 and the test box 2, the pressure detector is used for observing the pressure of the vacuum cavity to enable the vacuum cavity to reach a set range, then the vacuum cavity is kept, if the ampoule bottle to be detected leaks, the liquid can quickly become a gas state under the negative pressure vacuum condition after leaking, the pressure at the moment can be obviously changed, the ampoule bottle to be detected can be detected through the pressure detector, the ampoule bottle to be detected can be placed in the right placing box 7 at the idle stage during detection, after the detection is finished, vacuumizing is stopped, then the feeding cylinder 16 contracts, the left placing box 12 is driven to exit the test box 2, then the rotary cylinder 11 is started, the right placing box 7 faces to the left side, then the feeding cylinder 16 stretches out, the original right placing box 7 is inserted into the test box 2, the ampoule bottle to be detected continuously, the ampoule bottle to be detected can be taken out, and the ampoule bottle to be detected in the new placing box 7 to be detected at the moment can be detected after the ampoule bottle to be detected.

In example 2, on the basis of example 1, an air inlet pipe 5 is provided on the test box 2, and a valve is provided on the air inlet pipe 5.

The valve on the air inlet pipe 5 can be closed during testing, so that vacuumizing is facilitated, and before the placing box 7 is pulled out after testing, the valve on the air inlet pipe 5 is opened, so that air enters the testing box 2, and the placing box 7 is pulled out conveniently.

As shown in fig. 2, the top of the vacuumizing tube 3 is fixed with a bottom cover 17, the bottom cover 17 is in threaded connection with a drying cylinder 19, the bottom of the drying cylinder 19 is fixed with a supporting net 18, a drying agent bag 20 is arranged above the supporting net 18, the top of the drying agent bag 20 is provided with a pressing net 21, an upper cover 22 for pressing the drying agent bag is arranged above the pressing net 21, connecting flanges are arranged on the outer side of the upper cover 22 and the outer side of the top of the drying cylinder 19, sealing gaskets are arranged at the connecting flanges, the connecting flanges are fixedly connected through bolts, a corrugated telescopic tube 23 is fixed in the middle of the top of the upper cover 22, a vacuumizing tube is fixed at the top of the corrugated telescopic tube 23, and the vacuumizing tube is connected with vacuumizing equipment. The evacuation device may be a vacuum pump.

The air entering the vacuum pumping device through the vacuum pumping tube 3 can be dried through the drying agent in the drying agent bag 20 in the drying cylinder 19, so that the gasified liquid is prevented from entering the vacuum pumping device to cause damage to the device.

When the drying agent bag 20 is replaced, the bolts on the connecting flange are unscrewed, then the upper cover 22 is pressed upwards, then the drying cylinder 19 is rotated, the drying cylinder 19 is separated from the bottom cover 17, and then the pressing net 18 and the drying agent bag 20 are taken out for replacement.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

In the description of the present utility model, the terms "inner", "outer", "longitudinal", "transverse", "upper", "lower", "top", "bottom", etc. refer to the orientation or positional relationship based on that shown in the drawings, only for convenience in describing the present utility model, and do not require that the present utility model must be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Claims (4)

1. The utility model provides a leak hunting device for ampoule gas tightness detects, includes test box (2), is equipped with the opening on test box (2), and test box (2) left end is fixed with support (1), and support (1) bottom is fixed with bottom plate (15), is equipped with evacuation tube (3) and pressure detection tube (4) on test box (2), and pressure detection tube (4) are connected with pressure detector, its characterized in that: be fixed with horizontally slide rail (14) on bottom plate (15), be equipped with the slider on slide rail (14), the top of slider is fixed with slide (13), slide (13) right-hand member is fixed with feeding cylinder (16), feeding cylinder (16) are installed on bottom plate (15), the top of slide (13) is fixed with revolving cylinder (11), the top of revolving cylinder (11) is fixed with backup pad (10), the left and right sides of backup pad (10) all is fixed with places box (7) in stretching into test box (2) from the opening, place box (7) top is equipped with standing groove (12), be equipped with sealing device between test box (2) and backup pad (10).

2. The leak detection apparatus for ampoule air tightness detection as set forth in claim 1, wherein: the sealing device comprises a sealing groove arranged at the outer side of the opening, a sealing ring (8) is arranged in the sealing groove, and sealing ring tables (9) matched with the sealing groove are arranged at two sides of the supporting plate (10).

3. The leak detection apparatus for ampoule air tightness detection as set forth in claim 2, wherein: an air inlet pipe (5) is arranged on the test box (2), and a valve is arranged on the air inlet pipe (5).

4. A leak detection apparatus for ampoule air tightness detection as claimed in claim 3, wherein: the top of evacuation tube (3) is fixed with bottom (17), bottom (17) threaded connection has drying cylinder (19), the bottom of drying cylinder (19) is fixed with supporting network (18), supporting network (18) top is equipped with drier package (20), drier package (20) top is equipped with presses net (21), the top of pressing net (21) is equipped with upper cover (22) that compresses tightly it, the top outside of upper cover (22) and drying cylinder (19) all is equipped with flange, flange passes through bolt fixed connection, be fixed with ripple flexible pipe (23) in the middle of the top of upper cover (22), the top of ripple flexible pipe (23) is fixed with the suction tube, suction tube connection evacuation equipment.