CN114738671B - Device for supplying air to mobile equipment - Google Patents
Device for supplying air to mobile equipment Download PDFInfo
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- CN114738671B CN114738671B CN202210253659.2A CN202210253659A CN114738671B CN 114738671 B CN114738671 B CN 114738671B CN 202210253659 A CN202210253659 A CN 202210253659A CN 114738671 B CN114738671 B CN 114738671B
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- 230000007246 mechanism Effects 0.000 claims abstract description 96
- 238000007789 sealing Methods 0.000 claims description 40
- 238000000034 method Methods 0.000 claims description 21
- 230000008569 process Effects 0.000 claims description 20
- 238000004891 communication Methods 0.000 description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
- F17D1/04—Pipe-line systems for gases or vapours for distribution of gas
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanically-Actuated Valves (AREA)
- Sliding Valves (AREA)
Abstract
The invention provides a device for supplying air to mobile equipment, which belongs to the technical field of mobile air supply and comprises an air supply pipeline and a circulating air taking mechanism; one side of the air supply pipeline is provided with a plurality of air supply valves at intervals, and a valve core capable of lifting is arranged in the air supply valves; the air supply valve is provided with at least one vent hole which enables the inside of the air supply pipeline to be communicated with the opening of the air supply valve; the circulating air taking mechanism is positioned at one side of the air supply pipeline, which is provided with an air supply valve; the circulating gas taking mechanism can run along the gas supply pipeline and can continuously take gas from the gas supply pipeline. The invention does not need a towing air pipe, the air taking trolley can take air continuously on the air supply pipeline at any time, and supply air to air utilization equipment, is flexible, reliable and efficient, can take air simultaneously by a plurality of air taking seats, has large air supply quantity, can improve the power of the air utilization equipment and improve the productivity.
Description
Technical Field
The invention relates to the technical field of mobile air supply, in particular to a device for supplying air to mobile equipment.
Background
In life production, some devices use compressed air as a power source, and the devices need to move within a certain distance, and the distance between the devices and the air source is far and continuously changed. In the prior art, a hose is generally adopted for supplying air, and is dragged back and forth along with the movement of equipment, so that damage, winding and the like are easily caused, and the reliability of the hose cannot be ensured; and is limited by the length of the hose, which affects the distance of use of the device. In order to solve the problem of long-distance air supply, the air supply pipeline is arranged along the way, valves are arranged on the air supply pipeline at certain intervals, a hose is used for connecting the valves with air utilization equipment, when the hose has no allowance, the hose is required to be manually dragged to the next valve, air leakage and joint damage are easily caused by manual connection, the labor intensity is high, the time is wasted, and the working efficiency is low.
Therefore, how to provide a gas source for a continuous circulation moving device is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
In order to solve the technical problems in the prior art, the invention provides a device for supplying air to mobile equipment.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the invention provides a device for supplying air to mobile equipment, which comprises:
a gas supply pipeline and a gas taking vehicle;
A plurality of air supply valves are arranged at intervals on one side of the air supply pipeline, and a valve core capable of lifting is arranged in each air supply valve; the side wall of the air supply valve is provided with at least one vent hole which enables the inside of the air supply pipeline to be communicated with the opening of the air supply valve;
The gas taking vehicle is positioned at one side of the gas supply pipeline, which is provided with a gas supply valve; the air taking vehicle comprises a main frame, a first guide wheel and a circulating air taking mechanism, wherein the first guide wheel and the circulating air taking mechanism are arranged on the main frame, the first guide wheel drives the main frame and the circulating air taking mechanism to move along the axis direction of an air supply pipeline, the circulating air taking mechanism comprises a plurality of air passages arranged along the circumferential direction and an air supply valve opening and closing mechanism arranged in the air passages, the air supply valve opening and closing mechanism is matched with an air supply valve to realize air taking, and the circulating air taking mechanism is connected with an air collecting mechanism; and at least one air taking mechanism is pressed on the air supply pipeline by the limiting mechanism in the circulating operation process.
As a further technical scheme, the circulating air taking mechanism is a soft track, the limiting mechanism is a plurality of second guide wheels, the second guide wheels are fixed on the main frame in a ring shape, and the soft track is arranged outside the second guide wheels; an air passage is arranged on the soft track at a certain distance, and in the process of circulating operation of the soft track, a part of the soft track is extruded on the air supply pipeline by the second guide wheel.
As a further technical scheme, the circulating air taking mechanism is a soft track, the limiting mechanism is composed of two chain wheels and a section of track, the chain wheels are fixed on the main frame, and the soft track is arranged outside the chain wheels; the upper part of the soft track is provided with an air passage at a certain distance, and in the process of circulating operation of the soft track, a part of the soft track is extruded on the air supply pipeline by the track.
As a further technical scheme, the circulating air taking mechanism comprises an air taking seat, the air taking seat comprises a seat body, a sealing block, a pin shaft and a second guide wheel, the sealing block is arranged on the seat body, the seat bodies are mutually connected through the pin shaft to form an annular chain, the limiting mechanism is an annular track, the annular track is fixed on the main frame, and the second guide wheel runs on the annular track; the seat body and the sealing block are provided with an air passage, and in the circulating operation process of the chain, at least one air taking seat is extruded on the air supply pipeline by a second guide wheel on the annular track.
As a further technical scheme, the circulating air taking mechanism comprises an air taking seat, the air taking seat comprises a seat body, a sealing block and a pin shaft, the sealing block is arranged on the seat body, the seat bodies are mutually connected through the pin shaft to form an annular chain, the limiting mechanism comprises an annular track and a second guide wheel fixed on the annular track, the annular track is fixed on the main frame, and the second guide wheel limits the chain; the seat body and the sealing block are provided with an air passage, and in the circulating operation process of the chain, at least one air taking seat is extruded on the air supply pipeline by a second guide wheel on the annular track.
As a further technical scheme, circulation get gas mechanism including getting the gas seat, get the gas seat include pedestal, sealing block, round pin axle and second guide pulley, the sealing block is installed on the pedestal, the pedestal is in the same place through round pin axle interconnect and is formed an annular chain, stop gear includes 2 sprocket and a track, sprocket and track are fixed on the body frame, annular chain and sprocket meshing set up an air flue on the pedestal of getting the gas seat and the sealing block, the chain circulation operation in-process, at least one gets the gas seat and is extruded on the air feed pipeline by the track.
As a further technical scheme, air supply valve opening and closing mechanism, including ejector pin, guide rail, guide pulley, the ejector pin setting is in the air flue, and can follow air flue reciprocating motion, the one end of ejector pin is provided with the guide pulley, the guide rail is fixed on the body frame, is provided with first contact surface, second contact surface, third contact surface on the guide rail, when getting the gas seat and being compressed tightly on the air feed pipeline, the guide pulley contacts with the guide rail, when the guide rail is moved along with getting the gas car, the guide pulley contacts first contact surface, second contact surface, the third contact surface of guide rail in proper order.
As a further technical scheme, air supply valve opening and closing mechanism, including pull rod, guide rail, guide pulley, the pull rod sets up in the air flue, pull rod one end with the case be connected, the pull rod passes air feed pipeline, the other end is connected with the guide pulley, the guide rail is fixed on the body frame of getting the gas car, be provided with first contact surface, second contact surface, third contact surface on the guide rail, when getting the gas seat and being compressed tightly on air feed pipeline, the guide pulley contacts with the guide rail, when the guide rail moves along with getting the gas car, the guide pulley contacts first contact surface, second contact surface, the third contact surface of guide rail in proper order.
As a further technical scheme, a one-way valve is arranged in the air passage.
As a further technical scheme, gas collecting mechanism include annular pipeline, rotary joint and trachea, the synchronous circulation operation under the drive of annular pipeline gas taking seat, annular pipeline intercommunication check valve's export, and annular pipeline passes through trachea intercommunication rotary joint, rotary joint fixes on the body frame to can rotate 360 degrees around fixed point, the check valve makes compressed air only flow from the air flue to annular pipeline.
The invention has the beneficial effects that:
The invention does not need a towing air pipe, the air taking vehicle can take air continuously on the air supply pipeline at any time, and supply air to the air utilization equipment, and the invention is flexible, reliable and efficient.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view showing the structure of a device for continuously taking air from an air supply pipeline according to embodiment 1 of the present invention;
FIG. 2 is a side view of the apparatus of example 1 of the present invention operating along a gas supply line and continuously taking gas from the gas supply line;
FIG. 3 is a schematic view showing the structure of the device for continuously taking air from the air supply pipeline according to the embodiment 2 of the present invention;
FIG. 4 is a side view of the apparatus of example 2 of the present invention operating along a gas supply line and continuously taking gas from the gas supply line;
FIG. 5 is a schematic view showing the structure of the device for continuously taking air from the air supply pipeline according to the embodiment 4 of the present invention;
fig. 6 is a schematic structural diagram of an apparatus for continuously taking air from an air supply pipeline according to embodiment 4 of the present invention.
FIG. 7 is a schematic view showing the structure of the device for continuously taking air from the air supply pipeline according to the embodiment 5 of the present invention;
FIG. 8 is a side view of the apparatus of example 5 of the present invention operating along a gas supply line and continuously taking gas from the gas supply line;
Fig. 9 and 10 are schematic structural views of a valve opening and closing mechanism according to an embodiment of the present invention.
Wherein: 1-an air supply pipeline; 2-an air supply valve; 201-valve core, 202-vent; 203-a spring; 204-valve seat; 3-a circulating gas taking mechanism; 301-taking an air seat; 3011-a base; 3012-a sealing block; 3013-a second idler; 3014-a pin shaft; 302-a limiting mechanism; 3021-sprocket; 303-a one-way valve; 304-a gas collecting mechanism; 3041-a ring-shaped pipe; 3042-swivel; 3043-trachea; 305. a track;
4-an air valve opening and closing mechanism; 401-ejector pins; 402-a guide rail; 4021—a first contact surface; 4022-a second contact surface; 4023—a third contact surface; 403-guide wheels, 404-pull rods;
5-connecting plates; 6-a first guide wheel; 7-airway.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by way of the drawings are exemplary only and should not be construed as limiting the invention.
In order that the invention may be readily understood, a further description of the invention will be rendered by reference to specific embodiments that are illustrated in the appended drawings and are not to be construed as limiting embodiments of the invention.
It will be appreciated by those skilled in the art that the drawings are merely schematic representations of examples and that the elements of the drawings are not necessarily required to practice the invention.
Example 1
As shown in figures 1-9, the circulating gas taking mechanism can take gas continuously on the gas supply pipeline at any time. The embodiment 1 of the invention provides a device which runs along an air supply pipeline and continuously takes air from the air supply pipeline, so that compressed air can be obtained from the air supply pipeline in the moving process of mobile equipment at any time and continuously.
As shown in fig. 1 to 2, in embodiment 1, the device that runs along the air supply pipe and continuously takes air from the air supply pipe mainly includes the following structure:
A gas supply pipeline 1 and a circulating gas taking mechanism 3;
a plurality of air supply valves 2 are arranged at intervals on one side of the air supply pipeline 1, and a lifting valve core 201 is arranged in the air supply valve 2;
The circulating gas taking mechanism 3 is positioned at one side of the gas supply pipeline provided with the gas supply valve 2; the circulating gas taking machine 3 can run along the gas supply pipeline 1 and can continuously take gas from the gas supply pipeline 1.
The circulating gas taking mechanism 3 comprises a chain formed by sequentially connecting a plurality of gas taking seats 301, wherein the gas taking seats 301 comprise seat bodies 3011 and sealing blocks 3012, and each seat body 3011 is provided with a sealing block 3012 which is contacted with a gas supply pipeline 1; the seat 3011 and the sealing block 3012 are provided with an air passage 7 which is communicated with the air supply valve 2 and the one-way valve 303, an air valve opening and closing mechanism 4 which drives the valve core 201 to lift is arranged in the air passage 7, and the other end of the one-way valve 303 is provided with an air collecting mechanism 304.
In this embodiment 1, the air supply duct 1 filled with compressed air is laid along the path along which the mobile air-consuming apparatus operates. The other side of the air supply pipeline 1 is provided with a first guide wheel 6, and the first guide wheel 6 drives the circulating air taking mechanism 3 to run along the air supply pipeline 1 through a connecting frame 5. The first guide wheel 6, the connecting frame 5 and the air taking mechanism 3 jointly form an air taking trolley;
the air supply pipeline is provided with a plurality of air supply valves 2, the air supply valves 2 are opened on one side surface of the air supply pipeline 1, and when the circulating air taking mechanism 3 passes through the air supply valves, the air supply valves 2 are opened, so that compressed air flows out of the air supply pipeline 1 and enters the circulating air taking mechanism 3.
In this embodiment 1, as shown in fig. 9, at least one vent hole 202 is provided in the air supply valve, the vent hole 202 communicates the inside of the air supply pipe 1 with the opening of the air supply valve 2, the valve core 201 is reciprocally slid between a first position and a second position inside the air supply valve 2 by the driving of the air supply valve opening and closing mechanism 4 and can be held at any position, the vent hole 202 is closed by the valve core 201 when the valve core 202 is in the first position, and the vent hole 202 is opened when the valve core 201 is in the second position, so that the inside of the air supply pipe 1 communicates with the opening of the air supply valve 2.
In this embodiment 1, in order to realize the lifting adjustment of the valve core 201 in the air supply valve 2, compressed air is introduced into the circulating air taking mechanism 3 from the opening of the air supply valve 2, and in the operation process, the annular chain formed by the air taking seat is circulated on the limiting mechanism 302.
Preferably, the endless chain is operated by an air-consuming device, namely: the air supply device takes out the compressed air from the air supply pipeline, and inputs the compressed air to the air utilization equipment (a transport vehicle driven by an air motor), and the air utilization equipment drives the air supply device to run along the air supply pipeline.
In this embodiment 1, the limiting mechanism 302 is an annular track, the air taking seat 301 includes a seat body 3011 and sealing blocks 3012, and each seat body 3011 is provided with a sealing block 3012 contacting with the air supply pipeline 1; the seat 3011 and the sealing block 3012 are provided with air passages 7 which are communicated with the air supply valve 2 and the one-way valve 303, at least one air passage 7 is pressed on the air supply pipeline 1 (on the side surface of the opening of the air supply valve 2) by the sealing block 3012 in the circulating operation process, the air passage 7 of the air taking seat 301 is internally provided with an air valve opening and closing mechanism 4, and the air valve opening and closing mechanism 4 is shown in fig. 9 and comprises an ejector rod 401, a guide rail 402 and a guide wheel 403; an elastic device is arranged between the air supply valve 2 and the valve core 201, the elastic device is a spring 203, the spring 203 enables the valve core 202 to be kept at a first position in the air supply valve, a push rod 401 is arranged on the air taking seat 301 and can reciprocate in an air passage 7 of the air taking seat 301, one end of the push rod 401 is provided with a guide wheel 403, the guide rail 402 is fixed on a connecting frame, the guide rail 402 is of a trapezoid structure and comprises a first contact surface 4021, a second contact surface 4022 and a third contact surface 4023, when an annular chain is pressed on an air supply pipeline, the guide wheel 403 is contacted with the guide rail 402, the guide wheel 403 sequentially contacts the first contact surface 4021, the second contact surface 4022 and the third contact surface 4023 of the guide rail 402, the first contact surface of the guide rail 402 presses the guide wheel 403 to drive the push rod 401 to move in the air passage 7 of the air taking seat, the push rod 401 pushes up the valve core 201 and compresses the spring 203, the second contact surface 4022 of the guide rail 402 enables the valve core 201 to move to a second position and keep, when the guide wheel 403 contacts the third contact surface 3 of the guide rail 402, and the guide wheel 403 gradually contacts the third contact surface 4023, and when the guide rail 403 and the third contact surface 403 and the guide rail 402 gradually contact surface 201 returns to the first contact position 201.
In this embodiment 1, in order to realize that the circulating gas taking mechanism 3 can run on the gas supply pipeline 1 and realize the gas collecting function, the circulating gas taking mechanism 3 is specifically configured as:
The annular chain runs on the annular track, at least one air passage 7 is pressed on the air supply pipeline 1 (on the side surface of the opening of the air supply valve 2) by the sealing block in the circulating running process, when the sealing block 3012 is pressed on the air supply pipeline 1, one end of the air passage 7 is communicated with the opening of the air supply valve 2, the other end of the air passage 7 is communicated with the one-way valve 303, the air collecting mechanism 304 comprises an annular pipeline 3041, a rotary joint 3042 and an air pipe 3043, one end of the annular pipeline 3041 is fixedly communicated with the one-way valve 303, the one-way valve is fixedly connected with the air taking seat, the air taking seat is circulated to drive the one-way valve to move, and the one-way valve is connected with the annular pipeline to drive the annular pipeline to run; the other end of the annular pipeline 3041 is communicated with a rotary joint 3042 through an air pipe 3043, the rotary joint 3042 is fixed on the connecting frame 5 and can rotate 360 degrees around a fixed point, and the one-way valve 303 enables compressed air to flow from the air passage 7 to the annular pipeline 3041 only.
In this embodiment 1, the annular chain is sequentially connected into a ring by a plurality of air taking seats 301, the air taking seats 301 comprise a seat 3011, a sealing block 3012, a pin shaft 3014 and a second guide wheel 3013, the sealing block 3012 is installed on one side of the seat 3011 close to the air supply pipeline 1 and is used for extruding the air supply pipeline 1 to form sealing contact, the seat 3011 and the sealing block 3012 are provided with an air passage 7 which is communicated with the air supply valve 2 and the check valve 303, the limiting mechanism 302 is an annular track, the air taking seats 301 are connected into a ring through the pin shaft 3014, and the second guide wheel 3013 running on the annular track is arranged under the seat 3011; or as shown in fig. 6, the air taking seats are connected with a second guide wheel 3013 through pin shafts 3014, and the second guide wheel 3013 runs on the annular track 1. During the circular running process of the annular chain, at least one air taking seat 301 (comprising an air passage 7) is extruded on the air supply pipeline 1 by the annular chain, the sealing block 3012 forms a seal with the track surface, no air leakage exists, and the air passage 7 is communicated with the opening of the air supply valve 2 on the air supply pipeline 1.
Example 2
In embodiment 2, there is provided a device for running along and continuously taking air from an air supply pipe, and the annular structure is a chain, which is different from embodiment 1 in that the limiting mechanism is different from the limiting mechanism, in this embodiment, as shown in fig. 3 to 4, the limiting mechanism 302 includes two sprockets 3021, the sprockets are fixed on the connection frame 5, and the annular chain is meshed with the sprockets 3021. During the circular running process of the annular chain, at least one air taking seat 301 (at least comprising one air passage 7) is extruded on the air supply pipeline 1 by a track, the sealing block 3012 forms a seal with the track surface, no air leakage exists, and the air passage 7 is communicated with the opening of the air supply valve 2 on the air supply pipeline.
In the circulating operation process of the plurality of air taking seats, at least one air taking seat is closely contacted with the air supply rail, no air leakage exists between the air taking seats, and an air passage on the air taking seat is communicated with an air supply valve opening on the air supply rail, so that compressed air enters the air passage from the air supply rail through an air hole and the air supply valve opening.
Example 3
The structure disclosed in this embodiment is different from embodiment 1 in that: only a second guide wheel arranged on the air taking seat is arranged on the annular track, and the air taking seat only comprises a seat body, a sealing block and a pin shaft, and no guide wheel exists; this loop structure is a chain, namely: the air taking seat comprises a seat body, a sealing block and a pin shaft, wherein the sealing block is arranged on the seat body, and the seat bodies are connected with each other through the pin shaft to form an annular chain. The limiting mechanism comprises an annular rail and a second guide wheel fixed on the annular rail, the annular rail is fixed on the main frame, and the second guide wheel limits the chain.
An air passage is arranged on the seat body and the sealing block of the air taking seat. In the circulating operation process of the chain, at least one air taking seat (comprising an air passage) is extruded on the air supply pipeline (the sealing block and the track surface form sealing and no air leakage) by the guide wheel on the annular track, so that the air passage is communicated with the air supply valve opening on the air supply pipeline.
Example 4
In this embodiment 4, a device is provided that runs along an air supply pipeline and continuously takes air from the air supply pipeline, and the annular structure is a track, and mainly includes the following structures:
As shown in fig. 5-6, the circulating air taking mechanism 3 comprises a limiting mechanism 302 and an annular crawler 305 arranged outside the limiting mechanism 302, an air passage 7 which is communicated with an air supply valve 2 and a one-way valve 303 is arranged in the crawler 305 at intervals, an air valve opening and closing mechanism 4 which drives the valve core 201 to lift is arranged in the air passage 7, and an air collecting mechanism 304 is arranged at the other end of the one-way valve 303.
In this embodiment, the circulating air taking mechanism 3 is connected to the first guide wheel 6 through the connecting frame 5, the first guide wheel 6 drives the circulating air taking mechanism 3 to run along the air supply pipeline 1, in the running process, the annular track 305 runs circularly under the limitation of the limiting mechanism 302, at least one air passage 7 is pressed on the air supply pipeline 1 (on the side surface of the opening of the air supply valve 2) by the limiting mechanism 302 in the circulating running process, the air passage 7 of the track 305 is provided with the air supply valve opening and closing mechanism 4, the structure disclosed in this embodiment can only be matched with the air supply valve opening and closing mechanism 4 disclosed in fig. 10, further, the air supply valve opening and closing mechanism 4 in fig. 10 can also be designed into the structure shown in fig. 10, and comprises a pull rod 404, one end of the pull rod 404 is arranged in the air passage, the other end of the pull rod 404 is connected with the guide wheel 403 through the air supply pipeline, the guide rail 402 is fixed on the main frame of the air taking trolley, the guide rail 402 is provided with a first contact surface, a second contact surface and a third contact surface, when the air passage 7 is pressed on the air supply pipeline 1, and the guide rail 402 contacts with the first guide rail 402 and the first contact surface and the third guide rail 403 in turn; the first contact surface of the guide rail presses the guide wheel 402 to drive the pull rod 404 to move, the pull rod 404 pulls up the valve core 201 and compresses the spring, the second contact surface of the guide rail 402 enables the valve core 201 to move to the second position and keep the valve core, when the guide wheel 403 contacts with the third contact surface of the guide rail 402, the guide wheel 403 and the pull rod gradually return under the action of the spring, and when the guide wheel 403 is separated from contact with the third contact surface of the guide rail 402, the valve core 201 returns to the first position.
In this embodiment, when the track 305 is pressed onto the air supply pipeline 1, one end of the air channel 7 is in open communication with the air supply valve 2, the other end is in communication with the one-way valve 303, the air collecting mechanism 304 comprises an annular pipeline 3041, a rotary joint 3042 and an air pipe 3043, one end of the annular pipeline 3041 is in communication with the one-way valve 303, the annular pipeline 3041 is driven by the annular track 305 to synchronously and circularly operate, the other end of the annular pipeline 3041 is in communication with the rotary joint 3042 through the air pipe 3043, and the rotary joint 3042 is fixed on the connecting frame 5 and can rotate 360 degrees around the fixed point, and the one-way valve 303 enables compressed air to flow from the air channel 7 to the annular pipeline 3041 only.
In this embodiment 3, the track 305 is an integrally formed soft track, and the material may be rubber, polyurethane or other polymer materials; the limiting mechanism 302 is a plurality of second guide wheels 3013, the second guide wheels 3013 are fixed on the connecting frame 5 in a ring shape, and the soft track is arranged outside the second guide wheels 3013. An air passage 7 is arranged at a certain distance above the soft track. During the circulating operation of the soft track, a part of the soft track (at least comprising one air passage 7) is extruded on the air supply pipeline 1 by the second guide wheel 3013, the extrusion surface of the soft track forms a seal with the track surface, no air leakage exists, and the air passage 7 is communicated with the opening of the air supply valve 2 on the air supply pipeline.
Example 5
In this embodiment 5, a device is provided that runs along an air supply pipeline and continuously takes air from the air supply pipeline, and the endless structure is a crawler, and mainly includes the following structures:
As shown in fig. 7-8, the spacing mechanism 302 includes two sprockets 3021 and a track 3023, the sprockets 3021 being fixed to the link frame 5 and the soft track being mounted outside the second guide wheel 3013. An air passage 7 is arranged at a certain distance above the soft track. During the circulating operation of the soft track, a part of the soft track (at least comprising one air passage 7) is pressed by the rail 3023 onto the air supply duct 1 (the pressing surface of the soft track forms a seal with the track surface, no air leakage occurs), so that the air passage 7 is in open communication with the air supply valve 2 on the air supply duct.
An air supply valve opening and closing mechanism 4 is arranged in the air passage 7 of the crawler 305, and the limiting mechanism 302 can only be matched with the air supply valve opening and closing mechanism 4 disclosed in fig. 10. Further, the air supply valve opening and closing mechanism 4 in fig. 10 may be further designed into a structure shown in fig. 10, and includes a pull rod 404, where the pull rod 404 is disposed in the air flue, one end of the pull rod 404 is connected with the valve core 201, the pull rod 404 passes through the air supply pipeline, the other end is connected with a guide pulley 403, the guide rail 402 is fixed on the main frame of the air taking trolley, a first contact surface 4021, a second contact surface 4022 and a third contact surface 4023 are disposed on the guide rail 402, when a part of the soft track is pressed on the air supply pipeline, the guide pulley 403 contacts with the guide rail 402, and when the guide rail 402 runs along with the air taking trolley, the guide pulley 403 contacts the first contact surface 4021, the second contact surface 4022 and the third contact surface 4023 of the guide rail in sequence; the first contact surface 4021 of the guide rail 402 presses the guide wheel 403 to drive the pull rod 404 to move, the pull rod 404 pulls up the valve core and compresses the spring, the second contact surface of the guide rail 402 moves the valve core to the second position and keeps the valve core, when the guide wheel contacts the third contact surface of the guide rail 402, the guide wheel 403 and the pull rod 404 gradually return under the action of the spring, and when the guide wheel 403 is out of contact with the third contact surface of the guide rail 402, the valve core 201 returns to the first position.
However, the structure disclosed in fig. 10 can be applied to embodiment 1, embodiment 2, and embodiment 3.
While the foregoing description of the embodiments of the present invention has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the invention, but rather, it should be understood that various changes and modifications could be made by one skilled in the art without the need for inventive faculty, which would fall within the scope of the invention.
Claims (7)
1. An apparatus for supplying air to a mobile device, comprising:
a gas supply pipeline and a gas taking vehicle;
A plurality of air supply valves are arranged at intervals on one side of the air supply pipeline, and a valve core capable of lifting is arranged in each air supply valve; the side wall of the air supply valve is provided with at least one vent hole which enables the inside of the air supply pipeline to be communicated with the opening of the air supply valve;
The gas taking vehicle is positioned at one side of the gas supply pipeline, which is provided with a gas supply valve; the air taking vehicle comprises a main frame, a first guide wheel and a circulating air taking mechanism, wherein the first guide wheel and the circulating air taking mechanism are arranged on the main frame, the first guide wheel drives the main frame and the circulating air taking mechanism to move along the axis direction of an air supply pipeline, the circulating air taking mechanism comprises a plurality of air passages arranged along the circumferential direction and an air supply valve opening and closing mechanism arranged in the air passages, the air supply valve opening and closing mechanism is matched with an air supply valve to realize air taking, and the circulating air taking mechanism is connected with an air collecting mechanism; and at least one air taking mechanism is pressed on the air supply pipeline by the limiting mechanism in the circulating operation process;
the circulating air taking mechanism is a soft track, the limiting mechanism is a plurality of second guide wheels, the second guide wheels are fixed on the main frame in a ring shape, and the soft track is arranged outside the second guide wheels; an air passage is arranged on the upper part of the soft track at a certain distance, and in the process of circulating operation of the soft track, one part of the soft track is extruded on the air supply pipeline by the second guide wheel;
The air supply valve opening and closing mechanism comprises a push rod, a guide rail and a guide wheel, wherein the push rod is arranged in an air passage and reciprocates along the air passage, one end of the push rod is provided with the guide wheel, the guide rail is fixed on the main frame, a first contact surface, a second contact surface and a third contact surface are arranged on the guide rail, when the air taking seat is pressed on an air supply pipeline, the guide wheel is contacted with the guide rail, and when the guide rail runs along with the air taking vehicle, the guide wheel is sequentially contacted with the first contact surface, the second contact surface and the third contact surface of the guide rail;
The gas collecting mechanism comprises an annular pipeline, a rotary joint and an air pipe, the annular pipeline is driven by a gas taking seat of the annular pipeline to synchronously and circularly operate, the annular pipeline is communicated with an outlet of a one-way valve, the annular pipeline is communicated with the rotary joint through the air pipe, the rotary joint is fixed on the main frame and can rotate 360 degrees around a fixed point, and the one-way valve enables compressed air to flow into the annular pipeline only from an air passage.
2. The apparatus for supplying air to a mobile device according to claim 1, wherein the circulating air-taking mechanism is replaced by a soft track, the limiting mechanism comprises two chain wheels and a section of track, the chain wheels are fixed on the main frame, and the soft track is arranged outside the chain wheels; the upper part of the soft track is provided with an air passage at a certain distance, and in the process of circulating operation of the soft track, a part of the soft track is extruded on the air supply pipeline by the track.
3. The device for supplying air to mobile equipment according to claim 1, wherein the circulating air taking mechanism further comprises an air taking seat, the air taking seat comprises a seat body, a sealing block, a pin shaft and a second guide wheel, the sealing block is arranged on the seat body, the seat bodies are connected with each other through the pin shaft to form an annular chain, the limiting mechanism is an annular track, the annular track is fixed on the main frame, and the second guide wheel runs on the annular track; the seat body and the sealing block are provided with an air passage, and in the circulating operation process of the chain, at least one air taking seat is extruded on the air supply pipeline by a second guide wheel on the annular track.
4. The device for supplying air to mobile equipment according to claim 1, wherein the circulating air taking mechanism further comprises an air taking seat, the air taking seat comprises a seat body, a sealing block and a pin shaft, the sealing block is arranged on the seat body, the seat bodies are mutually connected through the pin shaft to form an annular chain, the limiting mechanism comprises an annular track and a second guide wheel fixed on the annular track, the annular track is fixed on the main frame, and the second guide wheel limits the chain; the seat body and the sealing block are provided with an air passage, and in the circulating operation process of the chain, at least one air taking seat is extruded on the air supply pipeline by a second guide wheel on the annular track.
5. The device for supplying air to a mobile device according to claim 1, wherein the circulating air-taking mechanism further comprises an air-taking seat, the air-taking seat comprises a seat body, a sealing block, a pin shaft and a second guide wheel, the sealing block is arranged on the seat body, the seat bodies are mutually connected through the pin shaft to form an annular chain, the limiting mechanism comprises 2 chain wheels and a track, the chain wheels and the track are fixed on the main frame, the annular chain is meshed with the chain wheels, an air passage is arranged on the seat body and the sealing block of the air-taking seat, and at least one air-taking seat is extruded on the air supply pipeline by the track during the circulating operation of the chain.
6. The device for supplying air to the mobile equipment according to claim 1, wherein the air supply valve opening and closing mechanism further comprises a pull rod, a guide rail and a guide wheel, the pull rod is arranged in the air passage, one end of the pull rod is connected with the valve core, the pull rod penetrates through the air supply pipeline, the other end of the pull rod is connected with the guide wheel, the guide rail is fixed on a main frame of the air taking vehicle, a first contact surface, a second contact surface and a third contact surface are arranged on the guide rail, when the air taking seat is pressed on the air supply pipeline, the guide wheel is in contact with the guide rail, and when the guide rail runs along with the air taking vehicle, the guide wheel is sequentially in contact with the first contact surface, the second contact surface and the third contact surface of the guide rail.
7. A device for supplying air to a mobile unit according to claim 1, wherein a one-way valve is provided in said air passage.
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| CN202210253659.2A CN114738671B (en) | 2022-03-15 | 2022-03-15 | Device for supplying air to mobile equipment |
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| CN202210253659.2A CN114738671B (en) | 2022-03-15 | 2022-03-15 | Device for supplying air to mobile equipment |
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| CN114738671A (en) | 2022-07-12 |
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