CN113217815A - Explosion-proof device - Google Patents
Explosion-proof device Download PDFInfo
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- CN113217815A CN113217815A CN202110551403.5A CN202110551403A CN113217815A CN 113217815 A CN113217815 A CN 113217815A CN 202110551403 A CN202110551403 A CN 202110551403A CN 113217815 A CN113217815 A CN 113217815A
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- main frame
- tube
- section
- pipe
- source bottle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/12—Arrangements or mounting of devices for preventing or minimising the effect of explosion ; Other safety measures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/12—Arrangements or mounting of devices for preventing or minimising the effect of explosion ; Other safety measures
- F17C13/123—Arrangements or mounting of devices for preventing or minimising the effect of explosion ; Other safety measures for gas bottles, cylinders or reservoirs for tank vehicles or for railway tank wagons
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention relates to an explosion-proof device which comprises a main frame, a weighing component, an air source bottle and an output tube, wherein the weighing component is arranged on the main frame, the air source bottle is arranged on the weighing component, the weighing component is used for weighing the air source bottle, the output tube is arranged on the main frame, one end of the output tube is connected with the air source bottle, the output tube comprises a first elastic compensation section capable of generating elastic deformation, and the elastic deformation of the first elastic compensation section provides a certain adjusting space for the deformation of the output tube caused by installation errors or other reasons, so that the influence of the output tube on the weighing of the air source bottle is avoided, and the weighing of the air source bottle is stable and the result is accurate.
Description
Technical Field
The invention relates to the technical field of explosion-proof cabinets, in particular to an explosion-proof device.
Background
With the popularization of solar power generation, the demand of photovoltaic products is increasing, a PERC (passivated emitter and reactor cell) cell is the main development direction of a cell used in current photovoltaic equipment, the PERC is a passivation emitter and back cell technology, a layer of aluminum oxide and silicon nitride is made on the back of a conventional cell, and an aluminum oxide film on the back needs to be formed by a process of converting liquid TMA (trimethyl aluminum) into a gas state, introducing the gas into a reaction cavity, and then depositing the gas on the back.
TMA has certain viscosity, and can produce violent reaction when meeting air or water, and cause explosion, so in the process production of TMA, need place source gas cylinder in explosion-proof cabinet and connect input tube and output tube on the source gas cylinder, supply liquid to supplementary through the input tube after TMA source exhausts.
At present, the electronic scale is generally adopted to be placed in explosion-proof cabinet source gas bottle below, weighs source gas bottle, and when weighing, output tube itself can cause certain effort to source gas bottle to can't guarantee that the TMA quantity is accurate to be weighed.
Disclosure of Invention
Therefore, it is necessary to provide an explosion-proof device with stable and accurate weighing for solving the problem that the TMA dosage cannot be accurately controlled in the conventional explosion-proof device.
An explosion proof device comprising:
a main frame;
the weighing component is arranged in the main frame;
a gas source bottle disposed on the weighing assembly, the weighing assembly configured to weigh the gas source bottle; and
the output pipe is arranged on the main frame, and one end of the output pipe is connected with the gas source bottle; the output tube comprises a first elastic compensation section which can generate elastic deformation.
In one embodiment, the output pipe further comprises a first pipe section and a second pipe section, and the first elastic compensation section is connected between the first pipe section and the second pipe section; one end, far away from the first elastic compensation section, of the first pipe section is installed on the main frame, and one end, far away from the first elastic compensation section, of the second pipe section is connected to the air source bottle.
In one embodiment, the explosion-proof device further comprises an input pipe arranged on the main frame, and one end of the input pipe is connected with the gas source bottle; the input tube includes a second elastically deformable section.
In one embodiment, the input tube further comprises a third tube segment and a fourth tube segment, and the second elastic compensation segment is connected between the third tube segment and the fourth tube segment; one end, far away from the second elastic compensation section, of the third pipe section penetrates through the main frame, and one end, far away from the second elastic compensation section, of the fourth pipe section is connected to the air source bottle.
In one embodiment, each of the first and second elastic compensation sections comprises a plurality of turns of a horizontal spiral pipe, and the horizontal spiral pipes are wound along a first direction;
wherein the first direction intersects with the direction of elongation of the inlet pipe and the outlet pipe.
In one embodiment, the explosion-proof device further comprises a mounting base, the mounting base is arranged in the main frame, and the weighing component is mounted on the mounting base.
In one embodiment, the explosion-proof device further comprises a first early warning mechanism, the first early warning mechanism is arranged on the main frame, and the first early warning mechanism is used for detecting flame and giving an early warning when the flame is detected.
In one embodiment, the explosion-proof device further comprises a second early warning mechanism, the second early warning mechanism is arranged on the main frame, and the second early warning mechanism is used for detecting the smoke concentration and giving an early warning when the smoke concentration reaches a preset concentration.
In one embodiment, the explosion-proof device further comprises a third early warning mechanism, the third early warning mechanism is arranged on the main frame, and the third early warning mechanism is used for detecting the concentration of the flammable gas and giving an early warning when the concentration of the flammable gas reaches a preset concentration.
In one embodiment, the explosion-proof device further comprises a pressure control assembly for detecting and adjusting the pressure in the main frame.
Above-mentioned explosion-proof equipment, including the main frame, the subassembly of weighing, air supply bottle and output tube, the subassembly of weighing sets up on the main frame, the air supply bottle sets up on the subassembly of weighing, the subassembly of weighing is used for weighing the air supply bottle, the output tube is installed in main frame and one end and is connected with the air supply bottle, the output tube is including the first elastic compensation section that can take place elastic deformation, the elastic deformation of first elastic compensation section provides certain regulation space for the output tube because the deformation that installation error or other reasons lead to, thereby avoid the output tube to cause the influence to weighing of air supply bottle itself, make weighing of air supply bottle stable and the result accurate.
Drawings
FIG. 1 is an exploded view of an explosion protection device according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of an operating member provided with the explosion vent apparatus shown in FIG. 1;
FIG. 3 is a schematic view of the explosion vent shown in FIG. 1 with the corner guard assembly removed when the corner guard assembly is in a disengaged position;
fig. 4 is a cross-sectional structural schematic view of the vent assembly shown in fig. 1 from a first perspective when the corner guard assembly is in a disengaged position.
Reference numerals: 100. an explosion-proof device; 10. a main frame; 11. a cabinet body; 12. a cabinet door; 121. an explosion-proof window; 14. an articulated chain; 20. a weighing assembly; 30. a gas source bottle; 40. an output pipe; 41. a first tube section; 42. a first elastic compensation section; 43. a second tube section; 44. an output valve; 50. an input tube; 51. a third tube section; 52. a second elastic compensation section; 53. a fourth tube section; 54. an input valve; 70. heating the sleeve; 80. installing a base; 90. a first early warning mechanism; 110. a second early warning mechanism; 120. a third early warning mechanism; 130. a pressure control assembly; 150. and sealing the threading plate.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
As described in the background art, when the TMA source is used up, the source gas bottle needs to be replenished with liquid through the input pipe, so the source gas bottle needs to be connected with the input pipe and the output pipe; simultaneously in order to carry out accurate grasp to TMA quantity in the source gas cylinder, still need weigh the source gas cylinder. When placing source gas cylinder and carrying out the during operation in explosion-proof equipment, the output tube is used for output gas and be rigid connection with source gas cylinder, and the output tube leads to producing certain small deformation owing to installation error or other reasons to exert certain effort (pulling force or pressure) to source gas cylinder, this effort can lead to weighing production too big or undersize to source gas cylinder, leads to the inaccurate of the work in-process weighing result of source gas cylinder.
Referring to fig. 1 to 4, an explosion-proof device 100 according to an embodiment of the present invention includes a main frame 10, a weighing assembly 20, a gas source bottle 30, and an output pipe 40, wherein the weighing assembly 20 is disposed on the main frame 10, the gas source bottle 30 is disposed on the weighing assembly 20, and the weighing assembly 20 is used for weighing the gas source bottle 30. Output tube 40 installs in main frame 10 and one end is connected with air supply bottle 30, and output tube 40 is including the first elastic compensation section 42 that can take place elastic deformation, and the elastic deformation of first elastic compensation section 42 becomes output tube 40 and provides certain accommodation space owing to the deformation that installation error or other reasons lead to avoid output tube 40 to cause the influence to weighing of air supply bottle 30 itself, make weighing of air supply bottle 30 stable and the result accurate.
Further, the output pipe 40 further comprises a first pipe section 41 and a second pipe section 43, the first elastic compensation section 42 is connected between the first pipe section 41 and the second pipe section 43; the end of the first pipe section 41 far away from the first elastic compensation section 42 is mounted on the main frame 10, the end of the second pipe section 43 far away from the first elastic compensation section 42 is connected to the air source bottle 30, and the elastic deformation of the first elastic compensation section 42 is used for compensating the deformation of the first pipe section 41 and/or the second pipe section 43, so that the influence of the deformation of the first pipe section 41 and/or the second pipe section 43 on the air source bottle 30 is avoided.
It can be understood that, after the output tube 40 is elastically deformed due to installation error or other reasons, the first tube section 41 will be deformed along its extending direction, and the second tube section 43 will also be deformed along its extending direction, so that the first tube section 41 and the second tube section 43 will slightly move along its extending direction, and if the slight movement is applied to the air source bottle 30, a certain downward pressure or upward pressure will be applied to the air source bottle 30, and the first elastic compensating member 43 is disposed between the first tube section 41 and the second tube section 43, and the deformation movement of the first tube section 41 and the second tube section 43 can be compensated through its elastic deformation, thereby preventing the deformation of the first tube section 41 and/or the second tube section 43 from affecting the acting force of the air source bottle 30.
In one embodiment, the explosion-proof device 100 further comprises an input pipe 50 installed on the main frame 10, and one end of the input pipe 50 is connected with the gas source bottle 30 for supplying and replenishing the liquid to the gas source bottle 30 inside the explosion-proof device 100, so that the gas source bottle 30 is prevented from being repeatedly taken out of the explosion-proof device 100, and the efficiency is improved; and the setting of input tube 50 also has the deformation problem that above-mentioned output tube 40 exists, therefore input tube 50 also includes the second elastic compensation section 52 that can take place elastic deformation, the elastic deformation of second elastic compensation section 52 becomes input tube 50 and provides certain accommodation space owing to the deformation that installation error or other reasons lead to, thereby avoid input tube 50 to cause the influence to the weighing of air supply bottle 30 itself, make the weight that air supply bottle 30 weighed be weight itself, further improve the accuracy of weighing.
Specifically, the input pipe 50 further includes a third pipe section 51 and a fourth pipe section 53, and the second elastic compensation section 52 is connected between the third pipe section 51 and the fourth pipe section 53; the third pipe segment 51 is far away from the second elastic compensation segment 52 and is installed on the main frame 10, and one end of the fourth pipe segment 53 far away from the second elastic compensation segment is connected to the air source bottle 30; the elastic deformation of the second elastic compensation section 52 is used for compensating the deformation of the third tube section 51 and/or the fourth tube section 53, so as to avoid the influence of the deformation of the third tube section 51 and/or the fourth tube section 53 on the acting force of the air source bottle 30.
Specifically, including second elasticity compensator 52 on the input tube 50, including first elasticity compensator 43 on the output tube 40, so, can produce the elasticity compensation to the deformation of input tube 50 and output tube 40 simultaneously, avoid input tube 50 side and output tube 40 side atress different, guaranteed the balance of input tube 50 and output tube 40 both sides for the accuracy of weighing is higher.
Further, the input pipe 50 is provided with an input valve 54, and the output pipe 40 is provided with an output valve 44, so that the dosage of the gas source bottle 30 can be controlled in time through the on-off control of the input valve 54 and the output valve 44.
In one embodiment, the first elastic compensating member 43 and the second elastic compensating member 52 are each formed by a plurality of turns of a horizontal spiral pipe (not shown), and the plurality of turns of the horizontal spiral pipe 621 are wound in a first direction. The first direction intersects with the extending directions of the input pipe 50 and the output pipe 40, so that the input pipe 50 and the output pipe 40 can be normally communicated with the gas source bottle 30, and the influence of elastic deformation of the first elastic compensation part 43 and the second elastic compensation part 52 on the weighing effect of the gas source bottle 30 is avoided. Wherein, the more the number of spiral turns of the horizontal spiral pipe is, the better the compensation effect that elastic deformation produced.
In one embodiment, the explosion-proof device 100 further includes a heating sleeve 70, the heating sleeve 70 is disposed in the main frame 10 and surrounds the periphery of the gas source bottle 30, and is used for heating the gas source bottle 30, so as to ensure that the gas source bottle 30 can maintain a stable temperature, and no additional energy is required to heat the gas source bottle 30, thereby ensuring that the main frame 10 is relatively sealed.
In one embodiment, the explosion-proof device 100 further includes a mounting base 80, the mounting base 80 is disposed on the main frame 10, the mounting base 80 is disposed in the main frame 10, the weighing component 20 is mounted on the mounting base 80, and the mounting base 80 is used for supporting and fixing the weighing component 20, so that the weighing component 20 is in a relatively stable state, thereby effectively preventing external force from causing fluctuation influence on the weighing process of the weighing component 20, and further ensuring the weighing stability of the air source bottle 30.
In one embodiment, the main frame 10 includes a cabinet 11 and a cabinet door 12, the weighing assembly 20 is disposed on the cabinet 11, and the cabinet 11 and the cabinet door 12 are connected by a hinge chain 14, so that the explosion-proof device 100 provided in this embodiment is easy to open and close, convenient to operate, and safe and reliable.
Specifically, the main frame 10 further includes a sealing member (not shown) disposed between the cabinet 11 and the cabinet door 12, and when the cabinet 11 and the cabinet door 12 are closed, the inner space of the main frame 10 is completely sealed by the sealing member.
Further, the cabinet door 12 is further provided with an explosion-proof window 121 for observing the conditions in the cabinet in real time and finding abnormal conditions in the explosion-proof device 100 in time so as to ensure the safety of the working environment of the gas source bottle 30.
In one embodiment, the explosion-proof device 100 is further provided with a first early warning mechanism 90, the first early warning mechanism 90 is arranged on the cabinet body 11 of the main frame 10, the first early warning mechanism 90 is used for detecting and early warning flames, and when the first early warning mechanism 90 detects flames, early warning can be performed at the first time, so that a layer of safety guarantee is provided for the explosion-proof device 100.
In one embodiment, the explosion-proof device 100 is further provided with a second early warning mechanism 110, the second early warning mechanism 110 is arranged on the cabinet body 11 of the main frame 10, and the second early warning mechanism 110 is used for detecting and detecting the smoke concentration and giving an early warning when the smoke concentration reaches a preset concentration, so as to provide double-layer safety guarantee for the explosion-proof device 100.
In one embodiment, the explosion-proof device 100 further includes a third early warning mechanism 120, the third early warning mechanism 120 is disposed on the cabinet body 11 of the main frame 10, and the third early warning mechanism 120 is configured to detect the concentration of the flammable gas and perform early warning when the concentration of the flammable gas reaches a preset concentration, so as to provide three layers of safety guarantee for the explosion-proof device 100.
Specifically, through the arrangement of the first warning mechanism 90, the second warning mechanism 110 and the third warning mechanism 120, the abnormality around the explosion-proof device 100 can be detected at the first time, and any possible dangerous condition is detected, so that the safety of the gas source bottle 30 is further improved.
In one embodiment, the explosion-proof apparatus 100 further includes a pressure control assembly 130, an exhaust port (not shown) is disposed on the main frame 10, the pressure control assembly 130 is used for detecting and adjusting the pressure in the main frame 10, and when the cabinet body 11 and the cabinet door 12 are closed, the pressure in the main frame 10 is constant through the sealing action of the sealing member; the pressure control assembly 130 detects the pressure in the main frame 10, and when the pressure in the main frame 10 is greater than the preset pressure, the control exhaust port is opened, so that hazardous gas can be completely removed in the first time, and the safety of the environment where the gas source bottle 30 is located is further ensured.
In one embodiment, the explosion-proof device 100 is further provided with a sealing threading plate 150, the threading plate is disposed on the main frame 10, the electric wire threaded into the cabinet 11 can pass through the sealing threading plate 150, and the sealing threading plate 150 can seal the passed electric wire, so as to ensure constant pressure in the main frame 10.
According to the explosion-proof device 100 provided by the invention, the air source bottle 30 is fixed on the weighing component 20, elastic compensation is realized through elastic deformation of the first elastic compensation section 42 and the second elastic compensation section 52 which are directly connected with the air source bottle 30, and weight change of the air source bottle 30 can be accurately detected, so that accurate judgment can be carried out in the process production process, and TMA (mechanical Transmission model) sources are supplemented by centralized liquid supply in time after being used up. In the explosion-proof device 100, the first early warning mechanism 90, the second early warning mechanism 110 and the third early warning mechanism 120 are designed to realize safety protection such as smoke alarm, temperature alarm, flame detection, methane detection and the like, and abnormality can be detected at the first time. The hinged chain 14 and the explosion-proof window 121 are structurally designed, and the operation is simple. And the main frame 10 adopts a sealing design, so that the explosion-proof device 100 is ensured to always maintain negative pressure in the use process, a possibly leaked danger source is effectively eliminated, and the explosion-proof device has excellent sealing performance and stronger explosion-proof safety performance.
The explosion-proof device 100 provided by the above embodiment has the following beneficial effects:
(1) the output pipe 40 is mounted on the main frame 10, one end of the output pipe 40 is connected with the air source bottle 30, the output pipe 40 comprises a first elastic compensation section 42 capable of generating elastic deformation, and the elastic deformation of the first elastic compensation section 42 provides a certain adjusting space for the deformation of the output pipe 40 caused by mounting errors or other reasons, so that the influence of the output pipe 40 on the weighing of the air source bottle 30 is avoided, the weighing of the air source bottle 30 is stable, and the result is accurate;
(2) the input pipe 50 comprises the second elastic compensation section 52 which can generate elastic deformation, and the elastic deformation of the second elastic compensation section 52 provides a certain adjusting space for the deformation of the input pipe 50 caused by installation errors or other reasons, so that the influence of the input pipe 50 on the weighing of the air source bottle 30 is avoided, the weighed weight of the air source bottle 30 is the weight of the air source bottle, and the weighing accuracy is further improved;
(3) since the first elastic compensating member 43 and the second elastic compensating member 52 are each composed of a plurality of turns of the horizontal spiral pipe (not shown), the plurality of turns of the horizontal spiral pipe 621 are wound in the first direction. The first direction intersects with the extending directions of the input pipe 50 and the output pipe 40, so that the input pipe 50 and the output pipe 40 can be normally communicated with the gas source bottle 30, and the influence of elastic deformation of the first elastic compensation part 43 and the second elastic compensation part 52 on the weighing effect of the gas source bottle 30 is avoided. Wherein, the more the spiral turns of the horizontal spiral pipe are, the better the compensation effect generated by the elastic deformation is;
(4) by arranging the mounting base 80, the mounting base 80 is arranged on the main frame 10, the mounting base 80 is arranged in the main frame 10, the weighing component 20 is arranged on the mounting base 80, and the mounting base 80 is used for supporting and fixing the weighing component 20, so that the weighing component 20 is in a relatively stable state, the fluctuation influence of external force on the weighing process of the weighing component 20 is effectively prevented, and the weighing stability of the air source bottle 30 is further ensured;
(5) the cabinet body 11 and the cabinet door 12 are connected with the hinge chain 14, so that the explosion-proof device 100 provided by the embodiment is easy to open and close, convenient to operate, safe and reliable;
(3) by arranging the sealing element and arranging the sealing element between the cabinet body 11 and the cabinet door 12, when the cabinet body 11 and the cabinet door 12 are closed, the internal space of the main frame 10 is completely sealed through the sealing effect of the sealing element;
(4) through the arrangement of the first early warning mechanism 90, the second early warning mechanism 110 and the third early warning mechanism 120, the abnormality around the explosion-proof device 100 can be detected at the first time, and any possible dangerous condition can be detected, so that the safety of the gas source bottle 30 is further improved.
(5) By arranging the pressure control assembly 130, the main frame 10 is provided with an exhaust port (not shown), and the pressure control assembly 130 is used for detecting and adjusting the pressure in the main frame 10, so that when the cabinet body 11 and the cabinet door 12 are closed, the pressure in the main frame 10 is constant through the sealing action of the sealing element; the pressure control assembly 130 detects the pressure in the main frame 10, and when the pressure in the main frame 10 is greater than the preset pressure, the control exhaust port is opened, so that hazardous gas can be completely removed in the first time, and the safety of the environment where the gas source bottle 30 is located is further ensured.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. An explosion protection device, comprising:
a main frame;
the weighing component is arranged in the main frame;
a gas source bottle disposed on the weighing assembly, the weighing assembly configured to weigh the gas source bottle; and
the output pipe is arranged on the main frame, and one end of the output pipe is connected with the gas source bottle; the output tube comprises a first elastic compensation section which can generate elastic deformation.
2. The explosion vent apparatus as set forth in claim 1, wherein said output tube further comprises a first tube section and a second tube section, said first resilient compensation section being connected between said first tube section and said second tube section; one end, far away from the first elastic compensation section, of the first pipe section is installed on the main frame, and one end, far away from the first elastic compensation section, of the second pipe section is connected to the air source bottle.
3. The explosion protection device of claim 1, further comprising an input pipe mounted to the main frame, and one end of the input pipe is connected to the gas source bottle; the input tube includes a second elastically deformable section.
4. The vent apparatus of claim 3, wherein the inlet tube further comprises a third tube segment and a fourth tube segment, the second resilient compensation segment being connected between the third tube segment and the fourth tube segment; one end, far away from the second elastic compensation section, of the third pipe section penetrates through the main frame, and one end, far away from the second elastic compensation section, of the fourth pipe section is connected to the air source bottle.
5. The explosion protection device of claim 3, wherein the first and second elastic compensation sections each comprise a plurality of turns of a horizontal spiral tube, the plurality of turns of the horizontal spiral tube being wound in a first direction;
wherein the first direction intersects with the direction of elongation of the inlet pipe and the outlet pipe.
6. The explosion protection device of claim 1, further comprising a mounting base disposed within the main frame, the weighing assembly being mounted on the mounting base.
7. The explosion protection device as claimed in claim 1, further comprising a first warning mechanism disposed on the main frame, the first warning mechanism being configured to detect a flame and to perform a warning when the flame is detected.
8. The explosion protection device as claimed in claim 1, further comprising a second early warning mechanism disposed on the main frame, wherein the second early warning mechanism is used for detecting the smoke concentration and giving an early warning when the smoke concentration reaches a preset concentration.
9. The explosion protection device of claim 1, further comprising a third early warning mechanism disposed on the main frame, wherein the third early warning mechanism is configured to detect a flammable gas concentration and perform an early warning when the flammable gas concentration reaches a predetermined concentration.
10. The explosion protection device of claim 1 further comprising a pressure control assembly for sensing pressure within the main frame.
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| CN202110551403.5A CN113217815A (en) | 2021-05-20 | 2021-05-20 | Explosion-proof device |
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| CN202110551403.5A CN113217815A (en) | 2021-05-20 | 2021-05-20 | Explosion-proof device |
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