Utility model content
In order to address the above problem, the utility model provides a kind of insertion section air tightness checking device, for airtight test is carried out in insertion section.By implementing the utility model scheme, can simplification device structure, strengthen its portability, and use simple flow, strengthen its convenience.
A kind of insertion section air tightness checking device, comprising: holding part, connecting pipe, retaining valve, the gentle pressure monitoring unit of healthy tendency potential source,
Described retaining valve comprises: air intake opening, first row gas port and second row gas port, described air intake opening one-way air inlet;
Described air intake opening is connected with described healthy tendency potential source, and described first row gas port is connected with described holding part by described connecting pipe, and described second row gas port is connected with described air pressure monitoring unit;
Wherein, described holding part is used for accommodating insertion section and seals its contact position.
A kind of insertion section air tightness checking device, comprising: holding part, connecting pipe, retaining valve, the gentle pressure monitoring unit of potential source of doing something in a fit of pique,
Described retaining valve comprises: exhausr port, the first air intake opening and the second air intake opening, described exhausr port one-way exhaust;
Described exhausr port is connected with described angrily potential source, and described the first air intake opening is connected with described holding part by described connecting pipe, and described the second air intake opening is connected with described air pressure monitoring unit;
Wherein, described holding part is used for accommodating insertion section and seals its contact position.
The beneficial effects of the utility model are, holding part, connecting pipe and retaining valve form a connected space, insertion section is inserted in holding part and is sealed its contact position, one of them exhausr port of air pressure monitoring unit and retaining valve is connected, air pressure in this connected space of Real-Time Monitoring, healthy tendency potential source is connected with the air intake opening of retaining valve, when work for this connected space is filled with pressure gas, connected space internal gas pressure is increased, after waiting for a period of time, if air pressure monitoring unit shows that stable gas pressure is constant, illustrate that insertion section is without leakage, if air pressure monitoring unit shows that air pressure continues to reduce, illustrate that insertion section exists leakage.The apparatus structure of technical solutions of the utility model is simple, good portability, and also easy to use, there is higher convenience.
Embodiment
Below in conjunction with the Figure of description in the utility model, the technical scheme in utility model is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model the first embodiment will be elaborated to a kind of insertion section air tightness checking device, and the insertion section air tightness checking device concrete structure described in the present embodiment refers to Fig. 2, comprising:
Holding part 201, connecting pipe 202, retaining valve 203, healthy tendency potential source 204 and air pressure monitoring unit 205.
Retaining valve 203 comprises: air intake opening 2031, first row gas port 2032 and second row gas port 2033, air intake opening 2031 one-way air inlets, first row gas port 2032 and the equal bilateral of second row gas port 2033.Air intake opening 2031 is connected with healthy tendency potential source 204, and first row gas port 2032 is connected with holding part 201 by connecting pipe 202, and second row gas port 2033 is connected with air pressure monitoring unit 205.
Wherein, holding part 201 is for accommodating insertion section 21 and seal its contact position.Connecting pipe 202 is for connecting the first row gas port 2032 of holding part 201 and retaining valve 203.In the present embodiment, retaining valve 203 at least comprises air intake opening 2031, first row gas port 2032 and second row gas port 2033, amounts to 3 gas ports.Healthy tendency potential source 204 provides pressurized air to air intake opening 2031 in the time that the present embodiment device is worked.Air pressure monitoring unit 205 is for monitoring the air pressure of connected space.
As Fig. 2 shows, the inner connected space that forms after holding part 201, connecting pipe 202 and retaining valve 203 are connected, because the second row gas port 2033 of retaining valve 203 is connected with air pressure monitoring unit 205, therefore this connection space is actual 2 outlets, the mouth that first holding part 201 inserts for insertion section 21, it two is air intake openings 2031 of retaining valve 203, and 2031 pressurized air of carrying for inputting healthy tendency potential source 204 of air intake opening.
Use the flow process of this device to be: first insertion section 21 to be inserted in holding part 201, its contact position of holding part 201 automatic-sealeds, operation healthy tendency potential source 204 is filled with pressure gas for this connected space, connected space internal gas pressure is increased, after waiting for a period of time, if air pressure monitoring unit 205 shows that stable gas pressure is constant, illustrate that insertion section 21 is without leaking, if air pressure monitoring unit 205 shows that air pressure continues to reduce, illustrate that insertion section 21 exists leakage.
The beneficial effects of the utility model are, holding part 201, connecting pipe 202 and retaining valve 203 form a connected space, insertion section 21 is inserted in holding part 201 and is sealed its contact position, air pressure monitoring unit 205 is connected with retaining valve 203 one of them exhausr port, air pressure in this connected space of Real-Time Monitoring, healthy tendency potential source 204 is connected with the air intake opening 2031 of retaining valve 203, when work for this connected space is filled with pressure gas, connected space internal gas pressure is increased, after waiting for a period of time, if air pressure monitoring unit 205 shows that stable gas pressure is constant, illustrate that insertion section 21 is without leaking, if air pressure monitoring unit 205 shows that air pressure continues to reduce, illustrate that insertion section 21 exists leakage.The apparatus structure of technical solutions of the utility model is simple, good portability, and also easy to use, there is higher convenience.
The utility model the second embodiment will be elaborated to another kind of insertion section air tightness checking device, and the insertion section air tightness checking device concrete structure described in the present embodiment refers to Fig. 3, comprising:
Holding part 301, elastic tube 302, retaining valve 303, inflatable ball 304 and rain glass 305.
Retaining valve 303 comprises: air intake opening 3031, first row gas port 3032 and second row gas port 3033, air intake opening 3031 one-way air inlets, first row gas port 3032 and the equal bilateral of second row gas port 3033.Air intake opening 3031 is connected with inflatable ball 304, and first row gas port 3032 is connected with holding part 301 by elastic tube 302, and second row gas port 3033 is connected with rain glass 305.
Wherein, holding part 301 is for accommodating insertion section 31 and seal its contact position.Elastic tube 302 is for connecting the first row gas port 3032 of holding part 301 and retaining valve 303.In the present embodiment, retaining valve 303 at least comprises air intake opening 3031, first row gas port 3032 and second row gas port 3033, can also comprise the 3rd exhausr port 3034 of bilateral, for manual exhaust.Inflatable ball 304 provides pressurized air to air intake opening 3031 in the time that the present embodiment device is worked.Rain glass 305 is for monitoring the air pressure of connected space.
As Fig. 3 shows, the inner connected space that forms after holding part 301, elastic tube 302 and retaining valve 303 are connected, because the second row gas port 3033 of retaining valve 303 is connected with rain glass 305, therefore this connection space is actual 3 outlets, the mouth that first holding part 301 inserts for insertion section 31, it two is the 3rd exhausr ports 3034, generally close, only in the time of needs manual exhaust, just use vernier adjustment knob to open, it three is air intake openings 3031 of retaining valve 303, and 3031 pressurized air of carrying for inputting inflatable ball 304 of air intake opening.
Refer to Fig. 3, holding part 301 is cylindric, refers to Fig. 4, and holding part 301 comprises: accommodating cavity 3011, diaphragm seal 3012 and spiral cover 3013.
The both ends open of accommodating cavity 3011, its first end has external thread.
There is the elasticity through hole running through for insertion section 31 at diaphragm seal 3012 middle parts.Preferably, diaphragm seal 3012 is funnel-form, and its smaller opening is towards accommodating cavity 3011 inside.Funnelform diaphragm seal 3012 and mounting means thereof are convenient to insertion section 31 and insert in holding part 301, and have improved the elasticity area that contact of diaphragm seal 3012 elasticity through holes with insertion section 31, can seal better the contact site with insertion section 31.
Spiral cover 3013 has internal thread.
Wherein, the second end and the elastic tube 302 of accommodating cavity 3011 are tightly connected, and spiral cover 3013 is spun solid at the first end of accommodating cavity 3011, and compression seal sheet 3012 edge portions.
Use the flow process of this device to be: first insertion section 31 to be inserted in holding part 301, its contact position of holding part 301 automatic-sealeds, extruding inflatable ball 304 is filled with pressure gas for this connected space, connected space internal gas pressure is increased, after waiting for a period of time, if rain glass 305 shows that stable gas pressure is constant, illustrate that insertion section 31 is without leaking, if rain glass 305 shows that air pressure continues to reduce, illustrate that insertion section 31 exists leakage.
The beneficial effects of the utility model are, holding part 301, elastic tube 302 and retaining valve 303 form a connected space, insertion section 31 is inserted in holding part 301 and is sealed its contact position, rain glass 305 is connected with retaining valve 303 one of them air intake opening, air pressure in this connected space of Real-Time Monitoring, inflatable ball 304 is connected with the air intake opening 3031 of retaining valve 303, when work for this connected space is filled with pressure gas, connected space internal gas pressure is increased, after waiting for a period of time, if rain glass 305 shows that stable gas pressure is constant, illustrate that insertion section 31 is without leaking, if rain glass 305 shows that air pressure continues to reduce, illustrate that insertion section 31 exists leakage.The apparatus structure of technical solutions of the utility model is simple, good portability, and also easy to use, there is higher convenience.
The utility model the 3rd embodiment will be elaborated to another kind of insertion section air tightness checking device, and the insertion section air tightness checking device concrete structure described in the present embodiment refers to Fig. 5, comprising:
Holding part 501, connecting pipe 502, retaining valve 503, do something in a fit of pique potential source 504 and air pressure monitoring unit 505.
Retaining valve 503 comprises: exhausr port 5031, the first air intake opening 5032 and the second air intake opening 5033, exhausr port 5031 one-way exhausts, the first air intake opening 5032 and the equal bilateral of the second air intake opening 5033.Exhausr port 5031 is connected with the potential source 504 of doing something in a fit of pique, and the first air intake opening 5032 is connected with holding part 501 by connecting pipe 502, and the second air intake opening 5033 is connected with air pressure monitoring unit 505.
Wherein, holding part 501 is for accommodating insertion section 51 and seal its contact position.Connecting pipe 502 is for connecting the first air intake opening 5032 of holding part 501 and retaining valve 503.In the present embodiment, retaining valve 503 at least comprises exhausr port 5031, the first air intake opening 5032 and the second air intake opening 5033, amounts to 3 gas ports.Angrily potential source 504 extracts the air in connected space by exhausr port 5031 in the time that the present embodiment device is worked.Air pressure monitoring unit 505 is for monitoring the air pressure of connected space.
As Fig. 5 shows, the inner connected space that forms after holding part 501, connecting pipe 502 and retaining valve 503 are connected, because the second air intake opening 5033 of retaining valve 503 is connected with air pressure monitoring unit 505, therefore this connection space is actual 2 outlets, the mouth that first holding part 501 inserts for insertion section 51, it two is exhausr ports 5031 of retaining valve 503, and 5031 of exhausr ports are for exporting the air by angrily potential source 504 extracts.
Use the flow process of this device to be: first insertion section 51 to be inserted in holding part 501, its contact position of holding part 501 automatic-sealeds, the air in connected space is extracted in operation angrily potential source 504, connected space internal gas pressure is reduced, after waiting for a period of time, if air pressure monitoring unit 505 shows that stable gas pressure is constant, illustrate that insertion section 51 is without leaking, if air pressure monitoring unit 505 shows that air pressure continues to raise, illustrate that insertion section 51 exists leakage.
The beneficial effects of the utility model are, holding part 501, connecting pipe 502 and retaining valve 503 form a connected space, insertion section 51 is inserted in holding part 501 and is sealed its contact position, air pressure monitoring unit 505 is connected with retaining valve 503 one of them exhausr port, air pressure in this connected space of Real-Time Monitoring, angrily potential source 504 is connected with the exhausr port 5031 of retaining valve 503, when work, extract the air in this connected space, connected space internal gas pressure is reduced, after waiting for a period of time, if air pressure monitoring unit 505 shows that stable gas pressure is constant, illustrate that insertion section 51 is without leaking, if air pressure monitoring unit 505 shows that air pressure continues to raise, illustrate that insertion section 51 exists leakage.The apparatus structure of technical solutions of the utility model is simple, good portability, and also easy to use, there is higher convenience.
The utility model the 4th embodiment will be elaborated to another kind of insertion section air tightness checking device, and the insertion section air tightness checking device concrete structure described in the present embodiment refers to Fig. 6, comprising:
Holding part 601, elastic tube 602, retaining valve 603, air pump 604 and rain glass 605.
Retaining valve 603 comprises: exhausr port 6031, the first air intake opening 6032 and the second air intake opening 6033, exhausr port 6031 one-way exhausts, the first air intake opening 6032 and the equal bilateral of the second air intake opening 6033.Exhausr port 6031 is connected with air pump 604, and the first air intake opening 6032 is connected with holding part 601 by elastic tube 602, and the second air intake opening 6033 is connected with rain glass 605.
Wherein, holding part 601 is for accommodating insertion section 61 and seal its contact position.Elastic tube 602 is for connecting the first air intake opening 6032 of holding part 601 and retaining valve 603.In the present embodiment, retaining valve 603 at least comprises exhausr port 6031, the first air intake opening 6032 and the second air intake opening 6033, can also comprise the 3rd air intake opening 6034 of bilateral, for manual air inlet.Air pump 604 extracts the air in connected space by exhausr port 6031 in the time that the present embodiment device is worked.Rain glass 605 is for monitoring the air pressure of connected space.
As Fig. 6 shows, the inner connected space that forms after holding part 601, elastic tube 602 and retaining valve 603 are connected, because the second air intake opening 6033 of retaining valve 603 is connected with rain glass 605, therefore this connection space is actual 3 outlets, the mouth that first holding part 601 inserts for insertion section 61, it two is the 3rd air intake openings 6034, generally close, only in the time of the manual air inlet of needs, just use vernier adjustment knob to open, it three is exhausr ports 6031 of retaining valve 603, and 6031 air that extract for exporting air pump 604 of exhausr port.
Refer to Fig. 6, holding part 601 is cylindric, and the concrete structure of holding part 601 please refer to Fig. 4 and the associated description in the second embodiment thereof, repeats no more here.
Use the flow process of this device to be: first insertion section 61 to be inserted in holding part 601, its contact position of holding part 601 automatic-sealeds, start the air that air pump 604 extracts in this connected space, connected space internal gas pressure is reduced, after waiting for a period of time, if rain glass 605 shows that stable gas pressure is constant, illustrate that insertion section 61 is without leaking, if rain glass 605 shows that air pressure continues to raise, illustrate that insertion section 61 exists leakage.
The beneficial effects of the utility model are, holding part 601, elastic tube 602 and retaining valve 603 form a connected space, insertion section 61 is inserted in holding part 601 and is sealed its contact position, rain glass 605 is connected with retaining valve 603 one of them air intake opening, air pressure in this connected space of Real-Time Monitoring, air pump 604 is connected with the exhausr port 6031 of retaining valve 603, when work, extract the air in this connected space, connected space internal gas pressure is reduced, after waiting for a period of time, if rain glass 605 shows that stable gas pressure is constant, illustrate that insertion section 61 is without leaking, if rain glass 605 shows that air pressure continues to raise, illustrate that insertion section 61 exists leakage.The apparatus structure of technical solutions of the utility model is simple, good portability, and also easy to use, there is higher convenience.
A kind of insertion section air tightness checking device above the utility model embodiment being provided is described in detail, but the explanation of above embodiment is just understood structure of the present utility model and core concept thereof for helping, and should not be construed as restriction of the present utility model.In the technical scope that those skilled in the art disclose at the utility model, the variation that can expect easily or replacement, within all should being encompassed in protection domain of the present utility model.