Disclosure of Invention
In order to solve the technical problem, the invention provides a safe hydrogenation equipment shell.
The invention provides a safe hydrogenation equipment shell which comprises a shell body adopting a double-layer vacuum heat insulation structure, a hydrogen adsorption component, a connection port component and a communicating pipe, wherein the shell body is provided with a vacuum heat insulation structure;
the shell consists of an outer shell and an inner shell, and a vacuum cavity is arranged between the outer shell and the inner shell; the shell is provided with a dismounting opening;
the hydrogen adsorption component is detachably arranged in the disassembly port, and a sealing piece is arranged between the hydrogen adsorption component and the disassembly port;
the hydrogen adsorption component comprises an installation frame, the top and the bottom of the installation frame are both provided with a frame, the bottom of the inner cavity of the shell is provided with a positioning bottom groove, and the frame positioned at the bottom of the installation frame is clamped with the positioning bottom groove; an adsorbent layer is arranged in the mounting frame; an annular clamping groove is formed in the edge of the lower bottom surface of the side frame at the top of the mounting frame;
the two groups of connecting port assemblies are respectively and fixedly arranged in two side walls of the shell; the connecting port component consists of a connecting piece and an opening and closing piece;
the connecting piece comprises a communicating part, the inner wall of the communicating part is provided with an inner guide groove, one end of the communicating part, which is positioned in the inner shell, is provided with an inner annular groove, and one end of the communicating part, which is positioned outside the outer shell, is provided with an outer annular groove;
the opening and closing piece comprises an opening and closing disc, a spring, a movable sealing ring and a fixed sealing ring; the opening and closing disc is positioned in the communicating pipe, the spring and the fixed sealing ring are arranged in the inner ring groove, one end of the spring is connected with the opening and closing disc, the bottom of the opening and closing disc is provided with a movable sealing ring matched with the fixed sealing ring, and a permanent magnet and an annular electromagnet are respectively embedded in the contact surface of the movable sealing ring and the fixed sealing ring;
two ends of the communicating pipe are respectively welded on the inner wall of the inner shell in a sealing mode and are communicated with the two groups of connecting port assemblies.
Preferably, the outer wall of the outer shell is provided with an evacuation interface communicated with the vacuum cavity.
Preferably, the outer wall of the outer shell is coated with a light-reflecting thermal insulation coating.
Preferably, the adsorbent layer is uniformly paved with a mixed adsorbent of palladium monoxide and a 5A molecular sieve.
Preferably, a handle is arranged on the frame positioned at the top of the mounting frame.
Preferably, the hydrogen adsorption assembly further comprises a guide seat fixed on the inner wall of the disassembly port, guide grooves are formed in two sides of the inner wall of the guide seat, and the installation frame is arranged between the guide grooves in the two sides; the sealing member comprises vertical ring type seal circle and horizontal ring type seal circle, the top of guide holder is located to vertical ring type seal circle, horizontal ring type seal circle set up in vertical ring type seal circle's top, just horizontal ring type seal circle with annular joint groove looks joint.
Preferably, an outer sealing ring is embedded in the outer ring groove.
Preferably, the diameter of the opening and closing disk arranged at the end of the communication pipe is smaller than the inner diameter of the communication pipe.
Compared with the prior art, the invention has the beneficial effects that:
1. the safe hydrogenation equipment shell adopting the double-layer vacuum heat insulation structure can effectively avoid the influence of the external temperature on the hydrogen filling;
2. according to the invention, the hydrogen adsorption component is adopted, the disassembly is convenient, the sealing element is arranged between the safe hydrogenation equipment shell and the hydrogen adsorption component, and the arrangement of the sealing element ensures that the hydrogen adsorption component does not affect the hydrogen leakage generated in the hydrogen filling process after being installed, so that the hydrogen is leaked to the safe hydrogenation equipment shell, and serious consequences are caused;
3. the invention adopts the connecting port component connected with the external hydrogen generator and the hydrogen injection equipment, the connecting port component can realize stable connection with the hydrogen generator and the hydrogen injection equipment through the connecting port piece, the opening and closing piece can be automatically opened when filling, and can be automatically closed when filling is not needed, so as to avoid leakage when filling hydrogen, greatly reduce danger and prolong the service life of the equipment.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-2, the housing of a safety hydrogenation apparatus and a safety monitoring system thereof according to the present invention includes a housing 100 with a double-layer vacuum insulation structure, a communicating pipe 400 disposed inside the housing 100, two sets of connection port assemblies 300 disposed on the sidewalls of the housing 100, and a hydrogen adsorption assembly 200.
The communicating pipe 400 of the present embodiment is used to communicate with an external hydrogen generator, so as to inject hydrogen generated by the hydrogen generator into the hydrogenation apparatus. For preventing hydrogen from taking place hydrogen leakage at the filling in-process, the hydrogen adsorption component 200 dismantlement formula of this embodiment is connected in casing 100 inner chamber one side, and after hydrogen adsorption component 200 used a period, because the adsorbent on the hydrogen adsorption component 200 can lose the effect, so, convenient to detach when needs are changed hydrogen adsorption component 200, it is convenient to dismantle. And a sealing member is arranged between the casing 100 and the hydrogen adsorption assembly 200, and the arrangement of the sealing member enables the hydrogen adsorption assembly 200 to be installed without affecting the hydrogen leakage in the hydrogen filling process, so that the hydrogen is leaked to the casing 100, and serious consequences are caused.
The two ends of the communication pipe 400 of this embodiment are respectively welded to the inner wall of the inner housing 102 in a sealing manner, and are communicated with the two sets of connection port assemblies 300, and the external hydrogen generator and the hydrogen injection device are respectively connected with the two sets of connection port assemblies 300, and the hydrogen injection is realized through the communication pipe 400. The connection port assembly 300 of the present embodiment includes a connection member 301 opened on a side wall of the housing 100; and a closing element 302 connected to the connecting element 301 and extending to one end of the inner cavity of the shell 100; the connecting piece 301 can realize stable connection with the hydrogen generator and the hydrogen injection equipment, and the opening piece 302 can be automatically opened when filling is carried out and automatically closed when filling is not needed so as to avoid leakage when filling hydrogen.
As an extension or inspiration of the safety hydrogenation equipment shell, the embodiment further provides a safety monitoring system based on the safety hydrogenation equipment shell, please refer to fig. 6, the system includes a fire monitoring assembly 500 disposed in the shell 100, and a power switch, an annular electromagnet, an alarm unit and an emergency stop unit connected to the fire monitoring assembly 500, the fire monitoring assembly 500 includes a microprocessor and a hydrogen detection sensor, the fire monitoring system is configured to take corresponding measures when hydrogen leaks during the hydrogen filling process, the power switch includes a power supply and a switch, which are respectively used for providing power and controlling the filling operation, the annular electromagnet is used for controlling the opening and closing operation of the opening and closing member 302, the hydrogen detection sensor is disposed in the shell 100 for detecting the hydrogen concentration value and sending the detected hydrogen concentration value to the microprocessor, judging whether the hydrogen gas leaks or not according to the hydrogen gas concentration value, if so, starting emergency gas stopping by the microprocessor through the emergency stopping unit, and closing the injection of the hydrogen gas; the annular electromagnet is controlled to close the opening and closing piece 302, an alarm unit is used for giving an alarm to inform a worker of processing, and the alarm unit, the emergency stop unit, the microprocessor and the hydrogen detection sensor are controlled in the prior art, so that the invention is not described in detail herein.
Example 2
Based on embodiment 1, please refer to fig. 2, another safe casing for a hydrogenation apparatus provided by the present invention, a casing 100 of this embodiment is composed of an outer casing 101 and an inner casing 102, a vacuum chamber 103 is disposed between the outer casing 101 and the inner casing 102, the casing 100 adopts a double-layer vacuum heat insulation structure to effectively avoid the influence of an external temperature on hydrogen filling, an evacuation interface 104 communicated with the vacuum chamber 103 is disposed on an outer wall of the outer casing 101, the vacuum chamber 103 can be vacuumized through the evacuation interface 104, a detachment port 105 is disposed on a top of the outer casing 101, and the detachment port 105 is used for detachably connecting a hydrogen adsorption component 200. The outer wall of the outer casing 101 is coated with a light-reflecting thermal insulation coating comprising a light-reflecting aluminum foil and a thermal insulation material, such as fiberglass paper.
Example 3
Based on embodiment 1 or 2, please refer to fig. 3-4, the invention provides another safe hydrogenation equipment housing, in which the hydrogen adsorption assembly 200 of this embodiment includes an installation frame 201, both the top and the bottom of the installation frame 201 are provided with frames 202, the bottom of the inner cavity of the casing 100 is provided with a positioning bottom groove 203, the installation frame 201 is provided with an adsorbent layer 204, the frames 202 at the top of the installation frame 201 are respectively provided with a handle 205 and an annular clamping groove 206, the frames 202 at the bottom of the installation frame 201 are clamped with the positioning bottom groove 203, when the hydrogen adsorption assembly 200 is installed, the frames 202 of the installation frame 201 are directed downward, and when the frames 202 are clamped with the positioning bottom groove 203, the installation of the hydrogen adsorption assembly 200 is completed.
The adsorbent layer 204 is uniformly and flatly paved with a mixed adsorbent of palladium monoxide and a 5A molecular sieve, and the mixed adsorbent of palladium monoxide and the 5A molecular sieve can perform a metal palladium reaction when a small amount of hydrogen leaks, so that leaked hydrogen can be treated, and the problem that the health of workers is often damaged due to hydrogen leakage when the conventional hydrogenation equipment is used is solved.
Wherein, this embodiment is still including being fixed in the guide holder 207 of dismantling mouthful 105 inner wall, open the inner wall both sides of guide holder 207 has the guide way, the installing frame 201 is connected between the guide way of both sides, the sealing member comprises vertical ring packing 208 and horizontal ring packing 209, the top of guide holder 207 is located to vertical ring packing 208, horizontal ring packing 209 sets up in the top of vertical ring packing 208, and horizontal ring packing 209 and annular joint groove 206 looks joint, guide holder 207 opens and has the guide way can make installing frame 201 guide at the installation with the dismantlement formula, thereby realize that installing frame 201 is fixing, horizontal ring packing 209 and annular joint groove 206 can accurate positioning joint, thereby realize sealedly.
Example 4
Based on the embodiment 1, 2 or 3, please refer to fig. 5, another safe hydrogenation equipment housing provided by the invention further comprises a connecting piece 301; the connector 301 of the present embodiment includes a communication portion 3011 provided between the outer housing 101 and the inner housing 102, an inner guide slot 3012 is provided on an inner wall of the communication portion 3011, an inner annular slot 3013 is provided at one end of the communication portion 3011 located inside the inner housing 102, and an outer annular slot 3014 is provided at one end of the communication portion 3011 located outside the outer housing 101.
The outer sealing ring 303 is embedded in the outer annular groove 3014, and the outer sealing ring 303 is arranged to form an external seal from the outside when the hydrogen generator and the hydrogen injection device are connected and filled.
The opening and closing member 302 of this embodiment includes an opening and closing disc 3021, a spring 3022, a movable sealing ring 3023 and a fixed sealing ring 3024, the opening and closing disc 3021 is located inside the communication pipe 400, the spring 3022 and the fixed sealing ring 3024 are disposed inside the inner annular groove 3013, one end of the spring 3022 is connected to the opening and closing disc 3021, the bottom of the opening and closing disc 3021 is provided with the movable sealing ring 3023 matching with the fixed sealing ring 3024, a permanent magnet 3026 and an annular electromagnet 3025 are respectively embedded on the contact surfaces of the movable sealing ring 3023 and the fixed sealing ring 3024, the opening and closing member 302 is disposed such that, when filling is performed, the hydrogen generator and the hydrogen injection device are connected to the communication part 3011 through the inner guide slot 3012, and the hydrogen generator and the hydrogen injection device extend to the inner housing 102 located on the side of the opening and closing disc 3021, so that the movable sealing ring 3023 and the fixed sealing ring 3024 on the opening and closing disc 3021 are separated, so that hydrogen passing through the connecting member 301 enters the communication pipe 400 through the opened opening and is filled, when the hydrogen gas is not filled, the opening and closing member 302 is closed, and the movable sealing ring 3023 is attached to the fixed sealing ring 3024, so that the external pollution to the communication pipe 400 and the leakage of the residual hydrogen gas in the communication pipe 400 can be avoided. The opening and closing of the opening member 302 is performed by energizing and de-energizing the ring-shaped electromagnet 3025, the ring-shaped electromagnet 3025 and the permanent magnet 3026 are moved away from each other, and the ring-shaped electromagnet 3025 and the permanent magnet 3026 are automatically closed by the spring 3022 when de-energized.
The diameter of the opening and closing disc 3021 provided at the end of the communication pipe 400 is smaller than the inner diameter of the communication pipe 400, and after the opening and closing disc 3021 is opened, the movable sealing ring 3023 is separated from the fixed sealing ring 3024, so that the communication pipe 400 is communicated with the connector 301, and the hydrogen gas injected into the connector 301 passes through the communication pipe 400.
The specific working principle of the invention is as follows:
when the hydrogen filling device is used, the shell 100 is in an initial state, the influence of the external temperature on the filling of the internal hydrogen can be effectively avoided by adopting a double-layer vacuum heat insulation structure, the connecting piece 301 connected with the hydrogen generator and the hydrogen filling equipment can ensure the connection stability through the inner guide groove 3012, when the hydrogen filling is not carried out, the opening and closing disc 3021 of the opening and closing piece 302 is jointed with the fixed sealing ring 3024 under the action of the spring 3022, the external pollution to the communicating pipe 400 can be avoided, the residual hydrogen in the communicating pipe 400 can be prevented from leaking, then the connecting pipe of the hydrogen generator and the hydrogen filling equipment is inserted into the connecting piece 301, when the hydrogen filling is carried out, the power switch is started, the annular electromagnet 3025 is matched with the permanent magnet 3026, the movable sealing ring 3023 is separated from the fixed sealing ring 3024, and the hydrogen passing through the connecting piece 301 enters the communicating pipe 400 through the opened opening and is filled, the condition of leakage can not appear in the process, and the safety is improved.
When a small amount of hydrogen leaks in the shell 100 in the using process, the hydrogen leaks and reacts with an adsorbent layer on the hydrogen adsorption assembly 200, when the hydrogen adsorption assembly 200 needs to be replaced, the replacement is convenient to detach, the detachment is convenient, a sealing element is arranged between the shell 100 and the hydrogen adsorption assembly 200, and the arrangement of the sealing element enables the hydrogen adsorption assembly 200 to be installed without affecting the hydrogen filling process, so that hydrogen leaks to the shell 100, and serious consequences are caused;
when hydrogen leaks too much, the hydrogen detection sensor senses and transmits a signal to the microprocessor, the microprocessor processes the hydrogen through the fire control monitoring component, the hydrogen detection sensor collects a hydrogen concentration value detected by the shell 100, sends the measured hydrogen concentration value to the microprocessor, judges whether the hydrogen is leaked or not according to the hydrogen concentration value, if the hydrogen is leaked, the microprocessor controls the annular electromagnet to control the opening and closing piece 302 to be closed, and starts emergency gas stopping through the emergency stopping unit to stop the injection of the hydrogen; the ring-shaped electromagnet is controlled to close the opening and closing piece 302, and an alarm is given through the alarm unit to inform a worker to process.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.