CN209841640U - Water sealing assembly of salt fog box - Google Patents

Abstract

The utility model relates to a water seal subassembly of salt fog case, including passageway, seal base and sealed cowling, seal base is the hollow box structure in inside, is equipped with the via hole on seal base's the bottom plate, and the upper end of passageway stretches into seal base's inner chamber by the via hole in, and the pore wall seamless connection of via hole all around and the passageway, and the seal base is filled with water, and the liquid level line of the water that fills in is less than the first air inlet of passageway upper end, is equipped with the second air inlet in the position that lies in above the liquid level line on the seal base; the sealing cover is the inside cavity, lower extreme open-ended structure, and the upper end of passageway is being covered to the sealing cover, and its lower extreme opening stretches into below the liquid surface line to the realization is sealed first air inlet. The utility model has the advantages that: by adopting water for sealing, the sealing is simple and the sealing performance is good.

Description

Water sealing assembly of salt fog box

Technical Field

The utility model relates to a chemistry experiment equipment field especially relates to a water-stop seal subassembly of salt fog case.

Background

The salt spray box is very common in production and test, and is used for testing the corrosion resistance of products after the salt spray box is subjected to surface treatment aiming at various materials, including anticorrosive treatment such as coating, electroplating, inorganic and organic films, anodic treatment, antirust oil and the like. The seal structure of traditional salt fog case generally adopts the plug sealed, and it is sealed not tight to lead to the salt fog to reveal, and the salt fog has the corruption to the plug and leads to the plug to select the material difficult.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a water seal subassembly of salt fog case is provided to overcome not enough among the above-mentioned prior art.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a water sealing assembly of a salt spray box comprises a channel, a sealing base and a sealing cover, wherein the sealing base is of a box-type structure with a hollow interior, a through hole is formed in a bottom plate of the sealing base, the upper end of the channel extends into an inner cavity of the sealing base through the through hole, the periphery of the channel is in seamless connection with the hole wall of the through hole, water is injected into the sealing base, a liquid level line of the injected water is lower than a first air inlet at the upper end of the channel, and a second air inlet is formed in the position, above the liquid level line, of the sealing base; the sealing cover is the inside cavity, lower extreme open-ended structure, and the upper end of passageway is being covered to the sealing cover, and its lower extreme opening stretches into below the liquid surface line to the realization is sealed first air inlet.

The utility model has the advantages that: the sealing is carried out by adopting water, so that the sealing is simple, the sealing performance is good, and the problems that the salt mist is leaked due to the fact that the rubber plug is not tightly sealed and the material selection of the rubber plug is difficult due to the fact that the salt mist corrodes the rubber plug are solved.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, still including setting up the inlet tube on sealing base, be equipped with the solenoid valve on the inlet tube.

The adoption of the further beneficial effects is as follows: the inner cavity of the sealing base is convenient to be filled with water.

Furthermore, the device also comprises an overflow pipe arranged on the sealing base, and a first air inlet on the channel is higher than an overflow port of the overflow pipe.

The adoption of the further beneficial effects is as follows: the water injected into the inner cavity of the sealing base is prevented from flowing back into the channel after being too much.

Further, still include elevating system, elevating system sets up on sealing base, and the sealed cowling sets up on elevating system, and the sealed cowling is when realizing rising and descending through elevating system to realize respectively letting the lower extreme of sealed cowling break away from the liquid surface line and stretch into below the liquid surface line.

The adoption of the further beneficial effects is as follows: the first air inlet is convenient to open and seal.

Further, the second air inlet is higher than the first air inlet.

The adoption of the further beneficial effects is as follows: and the water injected into the inner cavity of the sealing base is prevented from flowing out of the second air inlet after being excessive.

Drawings

FIG. 1 is a schematic structural view of a water seal assembly of a salt spray tank according to the present invention;

FIG. 2 is a right side view of the water seal assembly of the salt spray tank of the present invention;

fig. 3 is a state diagram of the sealing cover of the water sealing assembly of the salt spray tank according to the present invention sealing the first air inlet;

fig. 4 is a state diagram of the sealing cover in the water sealing assembly of the salt spray tank when the first air inlet is not sealed.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the passageway, 110, first air inlet, 2, sealing base, 210, via hole, 220, second air inlet, 3, sealed cowling, 4, inlet tube, 5, overflow pipe, 6, elevating system, 610, automatic flexible subassembly, 620, guide bar, 630, connecting seat.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1, 2, 3, and 4, a water seal assembly of a salt spray tank includes a channel 1, a seal base 2, and a seal cover 3, where the seal base 2 is a box-type structure with a hollow interior, a through hole 210 is provided on a bottom plate of the seal base 2, the channel 1 is disposed below the seal base 2, an upper end of the channel 1 extends into an inner cavity of the seal base 2 through the through hole 210, and a periphery of the channel 1 is seamlessly connected with a hole wall of the through hole 210, in general, the channel 1 and the seal base 2 are both made of a metal material, so that the periphery of the channel 1 and the hole wall of the through hole 210 are seamlessly connected by welding, that is, there is no gap between the channel 1 and the through hole 210, and the seamless connection is required to prevent injected water from seeping out from a gap between the channel 1 and the through hole 210 after the water is injected into the seal base 2, a liquid level line of the injected water in the seal base 2 is lower than a first air inlet 110, the first air outlet at the lower end of the channel 1 is connected with the air inlet of the experimental box, in addition, a second air inlet 220 is arranged on the sealing base 2 at a position above the liquid level line, and under normal conditions, the second air inlet 220 is higher than the first air inlet 110.

The sealing cover 3 is hollow inside and has an open lower end, it is generally understood that only the lower end of the sealing cover 3 is open, and no hole is provided elsewhere, and the sealing cover 3 covers the upper end of the channel 1 and the lower end opening of the sealing cover extends below the liquid level line to seal the first air inlet 110.

Taking the view shown in fig. 1 as an example to describe the structure of the sealing base 2 in detail, the sealing base 2 is enclosed by a bottom plate, a left side plate, a right side plate, a top plate, a front side plate and a rear side plate, the second air inlet 220 is opened on the right side plate of the sealing base 2, and in addition, a first connecting flange is arranged on the right side plate of the sealing base 2 around the second air inlet 220.

The water-stop seal subassembly of salt fog case is still including setting up inlet tube 4 on sealing base 2, and under the normal conditions, inlet tube 4 can be vertical to be set up on sealing base 2's bottom plate, is equipped with the solenoid valve on inlet tube 4, and water supply equipment is connected to inlet tube 4, through switching on and breaking off of solenoid valve, can make respectively to enter into sealing base 2 through inlet tube 4 by the water that water supply equipment supplied with in and prevent that the water that water supply equipment supplied with enters into sealing base 2 through inlet tube 4.

In addition, the water sealing component of the salt spray box further comprises an overflow pipe 5 arranged on the sealing base 2, the overflow pipe 5 can be arranged on the bottom plate of the sealing base 2 in a vertical mode, and an overflow port of the overflow pipe 5 is lower than the first air inlet 110 on the channel 1.

The water seal assembly of the salt spray box further comprises a lifting mechanism 6, the lifting mechanism 6 is arranged on the sealing base 2, the sealing cover 3 is arranged on the lifting mechanism 6, the sealing cover 3 is lifted and lowered through the lifting mechanism 6, so that the lower end of the sealing cover 3 is separated from the liquid surface line and stretches into the position below the liquid surface line respectively, as shown in fig. 4, when the lower end of the sealing cover 3 is separated from the liquid surface line, the external air can enter the channel 1 through the first air inlet 110, as shown in fig. 3, and when the lower end of the sealing cover 3 stretches into the position below the liquid surface line, the external air cannot enter the channel 1 through the first air inlet 110.

Elevating system 6 includes automatic flexible subassembly 610, guide bar 620 and connecting seat 630, automatic flexible subassembly 610 is vertical to be fixed on sealing base 2's roof, automatic flexible subassembly 610 can be cylinder or pneumatic cylinder, the cylinder body of automatic flexible subassembly 610 and sealing base 2's roof fixed connection, the piston rod of automatic flexible subassembly 610 pierces through and stretches into sealing base 2's inner chamber behind sealing base 2's the roof, connecting seat 630 sets up in sealing base 2's inner chamber, and connecting seat 630 is connected with automatic flexible subassembly 610's piston rod, connecting seat 630 welds with sealed cowling 3 mutually, be equipped with the guiding hole on sealing base 2's the roof, the vertical setting of guide bar 620 is in sealing base 2's inner chamber, and the lower extreme of guide bar 620 is connected with sealed cowling 3, the upper end of guide bar 620 stretches out outside sealing base 2 via the guiding hole.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (5)

1. The water sealing assembly of the salt spray box is characterized by comprising a channel (1), a sealing base (2) and a sealing cover (3), wherein the sealing base (2) is of a box-type structure with a hollow inner part, a through hole (210) is formed in a bottom plate of the sealing base (2), the upper end of the channel (1) extends into an inner cavity of the sealing base (2) through the through hole (210), the periphery of the channel (1) is in seamless connection with the hole wall of the through hole (210), water is injected into the sealing base (2), a liquid level line of the injected water is lower than a first air inlet (110) in the upper end of the channel (1), and a second air inlet (220) is formed in the position, located above the liquid level line, of the sealing base (2); the sealing cover (3) is of a structure with a hollow interior and an open lower end, the upper end of the channel (1) is covered by the sealing cover (3), and the lower end opening of the channel stretches into the position below a liquid level line, so that the first air inlet (110) is sealed.

2. The water sealing assembly of the salt fog tank as claimed in claim 1, further comprising a water inlet pipe (4) arranged on the sealing base (2), wherein the water inlet pipe (4) is provided with an electromagnetic valve.

3. The water seal assembly of a salt fog tank of claim 2, characterized in that the water seal assembly further comprises an overflow pipe (5) arranged on the seal base (2), and the first air inlet (110) on the channel (1) is higher than an overflow port of the overflow pipe (5).

4. The water seal assembly of the salt spray box according to any one of claims 1 to 3, further comprising a lifting mechanism (6), wherein the lifting mechanism (6) is arranged on the seal base (2), the seal cover (3) is arranged on the lifting mechanism (6), and the seal cover (3) is lifted and lowered by the lifting mechanism (6) so as to respectively separate the lower end of the seal cover (3) from the liquid surface line and extend below the liquid surface line.

5. The water seal assembly of a salt spray tank as claimed in claim 1, wherein said second inlet port (220) is higher than said first inlet port (110).