CN221258560U - Manual forced air supply device - Google Patents

Abstract

The utility model relates to the technical field of air supply devices, and discloses a manual forced air supply device which comprises a first air cylinder, a second air cylinder, an air outlet piece arranged on the outer side of the second air cylinder, a standby piece arranged on the outer side of the second air cylinder, an air outlet pipe arranged on the outer side of the standby piece, and a mounting piece arranged on the outer side of the air outlet pipe, wherein the air outlet piece comprises a first connecting pipe communicated with the outer side of the first air cylinder, an electromagnetic valve arranged on the outer side of the first connecting pipe, and a first guide pipe arranged on the outer side of the electromagnetic valve; compared with the prior art, the utility model has less required materials, the two-position three-way hand valve has sufficient market supply and is usually in stock. Whether new or retrofit, can be implemented in a short period of time. Because simple structure makes the degree of difficulty more convenient in the past than, improves the efficiency of construction and more reliable.

Description

Manual forced air supply device

Technical Field

The utility model relates to the technical field of air supply devices, in particular to a manual forced air supply device.

Background

In the production process of factories such as semiconductors, photovoltaics, liquid crystal screens and the like, a process demand end requires a special gas cabinet to continuously convey special gas, at the moment, if an emergency fault or power failure occurs in a special gas conveying system, a conventional automatic gas cabinet and a semi-automatic gas cabinet cannot supply air forcedly, although the forced air supply can be realized through a hand valve by some existing equipment provided with a forced air supply device, an electromagnetic valve group is additionally added, a valve needing strong supply is moved to the electromagnetic valve group, the strong supply hand valve is used as an exhaust port of the strong supply electromagnetic valve group in normal operation, and when the system fails or power failure occurs, the hand valve is led to the strong supply valve through a pressure relief port of the strong supply electromagnetic valve group by independent air supply, and all the strong supply valves are opened simultaneously.

However, in the practical implementation process, it is found that the special gas holder with the high-distribution plate of the heating system is very limited in the inner space of the control machine head, so that it is very difficult to additionally install one to two groups (one group for a single bottle and two groups for two bottles) of strong-power electromagnetic valve groups, and the customer requires that the high-pressure valve and the low-pressure valve are required to be independently controlled, the low-pressure gas supply valve can be opened after the high-pressure valve is opened by confirming the gas pressure after the pressure reduction, if the existing scheme is adopted, the strong-power valve group needs to be additionally arranged, and the fault risk is necessarily increased as the number of joints is increased. The special gas cabinet is modified, a strong supply scheme is added, the prior art is greatly modified on the original system, and the risk is obviously increased; and the supply period of the solenoid valve with 1 to 2 bits is unstable and usually needs about two weeks, and the transformation period can be prolonged.

Disclosure of utility model

The present utility model is directed to a manual forced air supply device, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a manual forced air feeder, includes first gas cylinder and second gas cylinder, first gas cylinder sets up in the outside of second gas cylinder, still including set up in the piece of giving vent to anger in the first gas cylinder outside, set up in the spare in the second gas cylinder outside, set up in the outlet duct in the spare outside to and set up in the installed part in the outlet duct outside.

Preferably, the air outlet piece comprises a first connecting pipe communicated with the outer side of the first air bottle, an electromagnetic valve arranged on the outer side of the first connecting pipe, and a first guide pipe arranged on the outer side of the electromagnetic valve.

Preferably, the standby part comprises a second connecting pipe communicated with the outer side of the second gas cylinder, a second guide pipe arranged on the outer side of the second connecting pipe, and a two-position three-way hand valve arranged on the outer side of the second guide pipe.

Preferably, the mounting piece comprises a clamping ring clamped on the outer side of the air outlet pipe, a connecting rod arranged on the outer side of the clamping ring, and a mounting plate fixed on the outer side of the connecting rod.

Preferably, the mounting further comprises a protective pad secured within the collar.

Preferably, the outside of installed part is provided with the bolster, including fixing the connecting block in the snap ring outside, slides the inside slide bar of connecting block, the outside at the connecting rod is fixed to the slide bar, the inside fixedly connected with gag lever post of connecting block, the gag lever post slides the inside at the slide bar.

Preferably, the damping spring is sleeved on the outer side of the limiting rod.

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

Compared with the prior art, the utility model has less required materials, the two-position three-way hand valve has sufficient market supply and is usually in stock. Whether new or retrofit, can be implemented in a short period of time. Because simple structure makes the degree of difficulty more convenient in the past than, improves the efficiency of construction and more reliable.

Drawings

FIG. 1 is a schematic view of a manual forced air supply device according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of a mounting structure according to the present utility model;

FIG. 3 is an enlarged schematic view of FIG. 2A;

fig. 4 is a schematic diagram of the structure of the connecting rod and the sliding rod provided by the utility model.

In the figure: 1. a first gas cylinder; 2. a second gas cylinder; 3. an air outlet member; 301. a first connection pipe; 302. an electromagnetic valve; 303. a first conduit; 4. a spare part; 401. a second connection pipe; 402. a second conduit; 403. two-position three-way hand valve; 5. an air outlet pipe; 6. a mounting member; 601. a clasp; 602. a connecting rod; 603. a mounting plate; 604. a protective pad; 7. a buffer member; 701. a connecting block; 702. a slide bar; 703. a limit rod; 704. and a damping spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a manual forced air supply device includes a first air cylinder 1 and a second air cylinder 2, wherein the first air cylinder 1 is disposed on the outer side of the second air cylinder 2, and further includes an air outlet member 3 disposed on the outer side of the first air cylinder 1, a standby member 4 disposed on the outer side of the second air cylinder 2, an air outlet pipe 5 disposed on the outer side of the standby member 4, and an installation member 6 disposed on the outer side of the air outlet pipe 5.

It should be noted that: the first gas cylinder 1 and the air outlet piece 3 are used for supplying air to the air outlet pipe 5, and when power is off or the fault condition, the second gas cylinder 2 is used for forcibly supplying air to the air outlet pipe 5 through the standby piece 4, and the mounting piece 6 is used for mounting a fixed pipeline.

Referring to fig. 1, the gas outlet member 3 includes a first connection pipe 301 communicating with the outside of the first gas cylinder 1, a solenoid valve 302 provided outside the first connection pipe 301, and a first conduit 303 provided outside the solenoid valve 302; the spare part 4 comprises a second connecting pipe 401 communicated with the outer side of the second gas cylinder 2, a second guide pipe 402 arranged on the outer side of the second connecting pipe 401, and a two-position three-way hand valve 403 arranged on the outer side of the second guide pipe 402, when the system works normally, the gas outlet and the gas leakage port of the two-position three-way hand valve 403 are communicated, the electromagnetic valve 302 can control the pneumatic valve normally, when the power is off or the fault condition, the two-position three-way hand valve 403 is opened manually, the gas outlet and the gas inlet are communicated at the moment, and the second gas cylinder 2 directly drives the pneumatic valve through the two-position three-way hand valve 403, so that the forced gas supply purpose is achieved.

Referring to fig. 1, 2, 3 and 4, the mounting member 6 includes a snap ring 601 which is snapped to the outside of the outlet pipe 5, a connection rod 602 which is provided to the outside of the snap ring 601, and a mounting plate 603 which is fixed to the outside of the connection rod 602; the mounting 6 further comprises a protective pad 604 fixed inside the collar 601; the outer side of the mounting piece 6 is provided with a buffer piece 7, which comprises a connecting block 701 fixed on the outer side of the clamping ring 601, a slide bar 702 sliding in the connecting block 701, the slide bar 702 is fixed on the outer side of the connecting rod 602, a limit bar 703 is fixedly connected in the connecting block 701, and the limit bar 703 slides in the slide bar 702; the damping spring 704 is sleeved outside the limiting rod 703; when installing outlet duct 5, with snap ring 601 joint to the outside of outlet duct 5, then utilize the bolt with snap ring 601 fixed mounting, utilize connecting rod 602 and mounting panel 603 to snap ring 601 is fixed, thereby fix outlet duct 5 in suitable position, drive slide bar 702 when connecting rod 602 receives vibrations and slide in the inside of gag lever post 703, slide bar 702 compresses damping spring 704 when removing, thereby the vibrations that buffering snap ring 601 and outlet duct 5 received provide the protection to outlet duct 5, avoid vibrations too big and cause the injury to the pipeline.

Working principle: when the system works normally, the air outlet and the air leakage port of the two-position three-way hand valve 403 are communicated, the electromagnetic valve 302 can normally control the pneumatic valve, when the power is off or the air inlet is broken, the two-position three-way hand valve 403 is manually opened, the air outlet and the air inlet are communicated, the second air bottle 2 directly drives the pneumatic valve through the two-position three-way hand valve 403, the purpose of forced air supply is achieved, when the air outlet pipe 5 is installed, the clamping ring 601 is clamped to the outer side of the air outlet pipe 5, then the clamping ring 601 is fixedly installed through bolts, the clamping ring 601 is fixed through the connecting rod 602 and the mounting plate 603, so that the air outlet pipe 5 is fixed at a proper position, the connecting rod 602 drives the sliding rod 702 to slide in the inside of the limiting rod 703 when being vibrated, the sliding rod 702 compresses the damping spring 704 when being moved, so that vibration suffered by the clamping ring 601 and the air outlet pipe 5 is buffered, and the air outlet pipe 5 is protected from being excessively large in vibration, and damage to the pipe is avoided.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a manual forced air feeder, includes first gas cylinder (1) and second gas cylinder (2), its characterized in that: the first gas cylinder (1) is arranged on the outer side of the second gas cylinder (2), and further comprises a gas outlet piece (3) arranged on the outer side of the first gas cylinder (1), a standby piece (4) arranged on the outer side of the second gas cylinder (2), a gas outlet pipe (5) arranged on the outer side of the standby piece (4) and a mounting piece (6) arranged on the outer side of the gas outlet pipe (5).

2. A manual forced air supply device according to claim 1, wherein: the air outlet piece (3) comprises a first connecting pipe (301) communicated with the outer side of the first air bottle (1), an electromagnetic valve (302) arranged on the outer side of the first connecting pipe (301), and a first guide pipe (303) arranged on the outer side of the electromagnetic valve (302).

3. A manual forced air supply device according to claim 1, wherein: the spare part (4) comprises a second connecting pipe (401) communicated with the outer side of the second gas cylinder (2), a second guide pipe (402) arranged on the outer side of the second connecting pipe (401), and a two-position three-way hand valve (403) arranged on the outer side of the second guide pipe (402).

4. A manual forced air supply device according to claim 1, wherein: the mounting piece (6) comprises a clamping ring (601) clamped on the outer side of the air outlet pipe (5), a connecting rod (602) arranged on the outer side of the clamping ring (601), and a mounting plate (603) fixed on the outer side of the connecting rod (602).

5. A manual forced air supply according to claim 4 wherein: the mounting (6) further comprises a protective pad (604) fixed inside the snap ring (601).

6. A manual forced air supply according to claim 4 wherein: the outside of installed part (6) is provided with bolster (7), including connecting block (701) of fixing in snap ring (601) outside, slides slide bar (702) inside connecting block (701), slide bar (702) are fixed in the outside of connecting rod (602), the inside fixedly connected with gag lever post (703) of connecting block (701), gag lever post (703) slide in the inside of slide bar (702).

7. A manual forced air supply according to claim 6 wherein: and a damping spring (704) is sleeved on the outer side of the limiting rod (703).