阅读说明：本技术 一种用于吸热式气体发生器的控制系统 (Control system for heat absorption type gas generator ) 是由 周重宇 于 2020-11-18 设计创作，主要内容包括：本发明涉及吸热式气体发生器控制技术领域,且公开了一种用于吸热式气体发生器的控制系统,包括吸热式气体发生器本体,吸热式气体发生器本体靠近底部的侧壁上固定连通有天然气管道,吸热式气体发生器本体靠近顶端的侧壁上固定连通有导气管,导气管的另一端通过第一密封轴承转动连通有滤尘筒,滤尘筒的另一端通过第二密封轴承转动连通有空气进气管,且空气进气管与滤尘筒之间安装有转动定位机构,滤尘筒内固定安装有匹配的环形滤尘网,空气进气管靠近端部的外管壁上对称固定连接有安装杆。本发明使得吸热式气体发生器的控制系统具备空气过滤功能,有效避免空气中的灰尘杂质对反应造成影响。(The invention relates to the technical field of heat absorption type gas generator control, and discloses a control system for a heat absorption type gas generator, which comprises a heat absorption type gas generator body, wherein a natural gas pipeline is fixedly communicated on the side wall of the heat absorption type gas generator body close to the bottom, a gas guide pipe is fixedly communicated on the side wall of the heat absorption type gas generator body close to the top end, the other end of the gas guide pipe is rotatably communicated with a dust filter through a first sealing bearing, the other end of the dust filter is rotatably communicated with an air inlet pipe through a second sealing bearing, a rotary positioning mechanism is arranged between the air inlet pipe and the dust filter, a matched annular dust filter net is fixedly arranged in the dust filter, and an installation rod is symmetrically and fixedly connected on the outer pipe wall of the air inlet pipe close to the end part. The control system of the heat absorption type gas generator has an air filtering function, and the influence of dust impurities in the air on the reaction is effectively avoided.)

1. A control system for a heat absorption type gas generator comprises a heat absorption type gas generator body (1) and is characterized in that a natural gas pipeline (2) is fixedly communicated with the side wall, close to the bottom, of the heat absorption type gas generator body (1), an air guide pipe (3) is fixedly communicated with the side wall, close to the top end, of the heat absorption type gas generator body (1), the other end of the air guide pipe (3) is rotatably communicated with a dust filtering cylinder (4) through a first sealing bearing, the other end of the dust filtering cylinder (4) is rotatably communicated with an air inlet pipe (5) through a second sealing bearing, a rotary positioning mechanism is arranged between the air inlet pipe (5) and the dust filtering cylinder (4), a matched annular dust filtering net (6) is fixedly arranged in the dust filtering cylinder (4), and mounting rods (7) are symmetrically and fixedly connected to the outer pipe wall, close to the end part, of the air inlet pipe (5), the other ends of the two mounting rods (7) are fixedly provided with a brush rod (8) together, and the rod wall of the brush rod (8) is provided with bristles which are abutted against the annular dust filter screen (6);

the rotary positioning mechanism comprises a movable ring (9) movably sleeved on the outer side of an air inlet pipe (5), L-shaped rods (10) are symmetrically and fixedly connected to the outer pipe wall of the air inlet pipe (5), a baffle ring (11) is fixedly connected to the other end of each L-shaped rod (10), the L-shaped rods (10) penetrate through the edge of each movable ring (9), each movable ring (9) is slidably connected with the corresponding L-shaped rod (10), a spring (12) is fixedly connected to the side wall, close to each L-shaped rod (10), of each baffle ring (11), the spring (12) is sleeved on each L-shaped rod (10), one end, far away from each baffle ring (11), of each spring (12) is fixedly connected with the edge of each movable ring (9), a push rod (13) is fixedly connected to the top end of each movable ring (9), and an insertion rod (14) is fixedly connected to the rod wall, close to the top end of each push rod (13), the side wall of the end part of the dust filtering cylinder (4) is provided with a slot (15) matched with the inserting rod (14), and the inserting rod (14) is clamped with the slot (15).

2. The control system for an endothermic gas generator according to claim 1, characterized in that a flow meter (16) and a valve (17) are fixedly installed on the natural gas pipeline (2) and the gas guide tube (3) from left to right.

3. The control system for the heat absorption type gas generator as claimed in claim 1, wherein an annular groove (18) corresponding to the annular dust filter screen (6) is formed in the inner wall of the dust filter cylinder (4), a dust exhaust pipe (19) is fixedly communicated with the bottom end of the annular groove (18), and a matched sealing cover is installed at the pipe opening position of the bottom end of the dust exhaust pipe (19) in a threaded manner.

4. The control system for an endothermic gas generator as claimed in claim 1, characterized in that the outer rod wall of the push rod (13) is provided with an anti-slip pattern.

5. A control system for an endothermic gas generator according to claim 1, characterized in that the diameter of the annular dust screen (6) is equal to the length of the brush bar (8).

6. A control system for an endothermic gas generator according to claim 3, characterized in that two dust guide plates (20) corresponding to the annular grooves (18) are symmetrically and fixedly connected to the inner side wall of the dust filter cylinder (4) near the second sealed bearing.

7. The control system for the heat absorption type gas generator according to claim 1, which comprises a heat absorption type gas generator body (1), and is characterized in that a natural gas pipeline (2) is fixedly communicated with the side wall of the heat absorption type gas generator body (1) close to the bottom, a gas guide pipe (3) is fixedly communicated with the side wall of the heat absorption type gas generator body (1) close to the top end, the other end of the gas guide pipe (3) is rotatably communicated with a dust filter cylinder (4) through a first sealing bearing, the other end of the dust filter cylinder (4) is rotatably communicated with an air inlet pipe (5) through a second sealing bearing, a rotary positioning mechanism is arranged between the air inlet pipe (5) and the dust filter cylinder (4), a matched annular dust filter screen (6) is fixedly arranged in the dust filter cylinder (4), and mounting rods (7) are symmetrically and fixedly connected to the outer pipe wall of the air inlet pipe (5) close to the end, the other ends of the two mounting rods (7) are fixedly provided with a brush rod (8) together, and the rod wall of the brush rod (8) is provided with bristles which are abutted against the annular dust filter screen (6);

the rotary positioning mechanism comprises a movable ring (9) movably sleeved on the outer side of an air inlet pipe (5), L-shaped rods (10) are symmetrically and fixedly connected to the outer pipe wall of the air inlet pipe (5), a baffle ring (11) is fixedly connected to the other end of each L-shaped rod (10), the L-shaped rods (10) penetrate through the edge of each movable ring (9), each movable ring (9) is slidably connected with the corresponding L-shaped rod (10), a spring (12) is fixedly connected to the side wall, close to each L-shaped rod (10), of each baffle ring (11), the spring (12) is sleeved on each L-shaped rod (10), one end, far away from each baffle ring (11), of each spring (12) is fixedly connected with the edge of each movable ring (9), a push rod (13) is fixedly connected to the top end of each movable ring (9), and an insertion rod (14) is fixedly connected to the rod wall, close to the top end of each push rod (13), a slot (15) matched with the inserting rod (14) is formed in the side wall of the end part of the dust filtering cylinder (4), and the inserting rod (14) is clamped with the slot (15);

all have flowmeter (16) and valve (17) from a left side to the right side fixed mounting in proper order on natural gas line (2) and air duct (3), set up on the inner wall of dust filtering tube (4) and strain dirt net (6) corresponding ring channel (18) with the annular, and the bottom mounting intercommunication of ring channel (18) has dust exhaust pipe (19), and the sealed lid of matching is installed to the mouth of pipe position department screw thread of dust exhaust pipe (19) bottom, anti-skidding line has been seted up on the outer lever wall of push rod (13), the diameter of annular dust filtering net (6) equals with the length of brush-holder stud (8), dust filtering tube (4) are close to symmetrical fixedly connected with two on second seal bearing's the inside wall and lead hawk (20) corresponding with ring channel (18).

Technical Field

The invention relates to the technical field of control of heat absorption type gas generators, in particular to a control system for a heat absorption type gas generator.

Background

The endothermic gas generator, commonly called RX gas generator, is a device that mixes raw gas (usually natural gas or propane gas) and air in proportion, and introduces the mixture into a reaction kettle filled with a catalyst at a high temperature to generate a directional chemical reaction and generate RX gas through cracking. RX gas can be used in carburizing, nitriding, carbonitriding, spheroidizing, bright quenching, brazing, powder metallurgy, and other processes. The heat absorption type gas generator needs to control the pressure of the mixed gas and the flow proportion of the mixed gas in real time in the working process.

In a patent with the Chinese patent No. CN208670605U, an atmosphere control system of a heat absorption type gas generator is disclosed, when in use, a PLC controller is acted with a pressure sensor, an air mass flow meter and a natural gas mass flow meter together, and the air mass flow and the natural gas mass flow are adjusted through the PLC controller, so that the constant-pressure and constant-ratio output of air and natural gas is realized; however, the scheme has the following defects:

air is introduced into the heat absorption type gas generator to be mixed with natural gas, however, dust particles exist in the air, and the reaction effect is influenced by dust impurities when the air is directly introduced into the heat absorption type gas generator.

Disclosure of Invention

The invention aims to solve the problem that an atmosphere control system of an endothermic gas generator in the prior art cannot purify and filter air, and provides a control system for the endothermic gas generator.

In order to achieve the purpose, the invention adopts the following technical scheme:

a control system for an endothermic gas generator comprises an endothermic gas generator body, a natural gas pipeline is fixedly communicated with the side wall of the heat absorption type gas generator body close to the bottom, the side wall of the heat absorption type gas generator body close to the top end is fixedly communicated with a gas guide pipe, the other end of the gas guide pipe is rotationally communicated with a dust filter through a first sealing bearing, the other end of the dust filter is rotationally communicated with an air inlet pipe through a second sealing bearing, a rotary positioning mechanism is arranged between the air inlet pipe and the dust filtering cylinder, a matched annular dust filtering net is fixedly arranged in the dust filtering cylinder, the outer pipe wall of the air inlet pipe close to the end part is symmetrically and fixedly connected with mounting rods, the other ends of the two mounting rods are jointly and fixedly provided with brush rods, and brush bristles which are abutted to the annular dust filter net are arranged on the rod wall of each brush rod;

the utility model discloses a dust filter, including the air intake pipe, rotate positioning mechanism and set up the movable ring in the air intake pipe outside including the movable sleeve, symmetry fixedly connected with L type pole on the outer pipe wall of air intake pipe, and the other end fixedly connected with of L type pole keeps off the ring, two the edgewise setting that the movable ring was all run through to L type pole, and movable ring and L type pole sliding connection, keep off fixedly connected with spring on the lateral wall that the ring is close to L type pole, and the spring housing sets up on L type pole, the edgewise fixed connection of the one end that the ring was kept away from to the spring and movable ring, the top fixedly connected with push rod of movable ring, the push rod is close to fixedly connected with inserted bar on the pole wall on top, set up the slot that matches with the inserted bar on the tip lateral wall of dust filter, and inserted bar.

Preferably, the natural gas pipeline and the gas guide pipe are fixedly provided with a flowmeter and a valve from left to right in sequence.

Preferably, the inner wall of the dust filtering cylinder is provided with an annular groove corresponding to the annular dust filtering net, the bottom end of the annular groove is fixedly communicated with a dust exhaust pipe, and a matched sealing cover is arranged at the position of a pipe orifice at the bottom end of the dust exhaust pipe in a threaded manner.

Preferably, the outer rod wall of the push rod is provided with anti-skid grains.

Preferably, the diameter of the annular dust filter screen is equal to the length of the brush rod.

Preferably, two dust guide plates corresponding to the annular grooves are symmetrically and fixedly connected to the inner side wall of the dust filter cylinder close to the second sealing bearing.

Compared with the prior art, the invention provides a control system for a heat absorption type gas generator, which has the following beneficial effects:

this a control system for heat absorption formula gas generator, through setting up heat absorption formula gas generator body, strain a dirt section of thick bamboo, the air intake pipe, rotational positioning mechanism, annular dust filter screen and brush-holder stud, the air intake pipe lets in the dust filter section of thick bamboo with the air, conveniently carry out filtration treatment to the air via annular dust filter screen, avoid dust impurity to get into this internal influence reaction of heat absorption formula gas generator, rotational positioning mechanism conveniently controls the rotation of dust filter, when dust filter section of thick bamboo rotates, take place relative rotation between annular dust filter screen and the brush-holder stud, conveniently clear up annular dust filter screen comprehensively through the brush hair on the brush-holder stud, avoid its jam and influence filtration efficiency.

The part which is not involved in the device is the same as the prior art or can be realized by the prior art, and the control system of the heat absorption gas generator has the air filtering function, so that the influence of dust impurities in the air on the reaction is effectively avoided.

Drawings

FIG. 1 is a schematic structural view of a control system for an endothermic gas generator according to the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: the device comprises a heat absorption type gas generator body 1, a natural gas pipeline 2, a gas guide pipe 3, a dust filtering cylinder 4, an air inlet pipe 5, an annular dust filtering net 6, an installation rod 7, a brush rod 8, a movable ring 9, a L-shaped rod 10, a retaining ring 11, a spring 12, a push rod 13, an insertion rod 14, an insertion slot 15, a flow meter 16, a valve 17, an annular groove 18, a dust exhaust pipe 19 and a dust guide plate 20.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Embodiment 1 as shown in fig. 1-2, the control system for the heat absorption type gas generator comprises a heat absorption type gas generator body 1, a natural gas pipeline 2 is fixedly communicated with the side wall of the heat absorption type gas generator body 1 close to the bottom, a gas guide pipe 3 is fixedly communicated with the side wall of the heat absorption type gas generator body 1 close to the top end, the other end of the gas guide pipe 3 is rotatably communicated with a dust filter 4 through a first sealing bearing, the other end of the dust filter 4 is rotatably communicated with an air inlet pipe 5 through a second sealing bearing, a rotary positioning mechanism is arranged between the air inlet pipe 5 and the dust filter cylinder 4, a matched annular dust filter screen 6 is fixedly arranged in the dust filter cylinder 4, the outer pipe wall of the end part, close to the air inlet pipe 5, of the air inlet pipe 5 is symmetrically and fixedly connected with mounting rods 7, the other ends of the two mounting rods 7 are jointly and fixedly provided with a brush rod 8, and brush bristles which are abutted against the annular dust filter screen 6 are arranged on the rod wall of the brush rod 8;

the rotary positioning mechanism comprises a movable ring 9 movably sleeved on the outer side of the air inlet pipe 5, L-shaped rods 10 are symmetrically and fixedly connected to the outer pipe wall of the air inlet pipe 5, a baffle ring 11 is fixedly connected to the other end of each L-shaped rod 10, the two L-shaped rods 10 penetrate through the edge of the movable ring 9, the movable ring 9 is connected with the L-shaped rods 10 in a sliding manner, springs 12 are fixedly connected to the side walls, close to the L-shaped rods 10, of the baffle rings 11, the springs 12 are sleeved on the L-shaped rods 10, one ends, far away from the baffle rings 11, of the springs 12 are fixedly connected with the edge of the movable ring 9, push rods 13 are fixedly connected to the top ends of the movable rings 9, insertion rods 14 are fixedly connected to the rod walls, close to the top ends, of the push rods 13, insertion grooves 15 matched with the insertion rods 14 are formed in the side walls of the end portions of the dust filter cylinders 4, the insertion rods 14 are clamped with the insertion grooves 15, the air inlet pipe, avoid dust impurity to get into and influence the reaction in heat absorption formula gas generator body 1, promote push rod 13, drive movable ring 9 and slide and compression spring 12 along L type pole 10, make inserted bar 14 and slot 15 separate, can deflect and strain dirt section of thick bamboo 4 and make it take place to rotate, strain dirt section of thick bamboo 4 when rotating, take place relative rotation between annular dust filtration net 6 and the brush-holder stud 8, conveniently clear up annular dust filtration net 6 comprehensively through the brush hair on the brush-holder stud 8, avoid its jam and influence air filtration efficiency, after the dust clearance, adjust and strain dirt section of thick bamboo 4 to suitable position, loosen push rod 13, spring 12 drives movable ring 9 and resets, make and accomplish the grafting between inserted bar 14 and the slot 15, can carry out the position to strain dirt section of thick bamboo 4 and prescribe a limit, avoid it to take place to rotate, guarantee stability.

Embodiment 2 is based on embodiment 1 and is shown in fig. 1, a flow meter 16 and a valve 17 are fixedly installed on a natural gas pipeline 2 and an air duct 3 from left to right in sequence, the flow meter 16 facilitates monitoring of the flow rate of the natural gas pipeline 2 and the air duct 3, and the valve 17 facilitates control of the flow rate of the natural gas pipeline 2 and the air duct 3.

Embodiment 3 is based on embodiment 1, as shown in fig. 2, an annular groove 18 corresponding to the annular dust filter 6 is formed on the inner wall of the dust filter 4, a dust exhaust pipe 19 is fixedly communicated with the bottom end of the annular groove 18, a matched sealing cover is screwed at the pipe orifice position at the bottom end of the dust exhaust pipe 19, the annular groove 18 is convenient for receiving dust, the sealing cover is periodically opened, and the dust is conveniently exhausted through the dust exhaust pipe 19.

In the embodiment 4, as shown in fig. 2 based on the embodiment 1, the outer wall of the push rod 13 is provided with anti-slip lines to increase the adhesive force and facilitate the movement of the push rod 13.

Example 5 on the basis of example 1, as shown in fig. 2, the diameter of the annular dust filter 6 is equal to the length of the brush rod 8, so that the bristles on the brush rod 8 can completely clean the annular dust filter 6.

Embodiment 6 is based on embodiments 1 and 3, as shown in fig. 2, two dust guide plates 20 corresponding to the annular groove 18 are symmetrically and fixedly connected to the inner side wall of the dust filter 4 close to the second sealed bearing, and the dust guide plates 20 facilitate the dust to be completely guided into the annular groove 18, thereby facilitating the dust to be discharged.

Embodiment 7 as shown in fig. 1-2, the control system for a heat absorption type gas generator comprises a heat absorption type gas generator body 1, and is characterized in that a natural gas pipeline 2 is fixedly communicated with a side wall of the heat absorption type gas generator body 1 close to the bottom, a gas guide pipe 3 is fixedly communicated with a side wall of the heat absorption type gas generator body 1 close to the top end, the other end of the gas guide pipe 3 is rotatably communicated with a dust filter 4 through a first seal bearing, the other end of the dust filter 4 is rotatably communicated with an air inlet pipe 5 through a second seal bearing, a rotary positioning mechanism is installed between the air inlet pipe 5 and the dust filter 4, a matched annular dust filter screen 6 is fixedly installed in the dust filter 4, mounting rods 7 are symmetrically and fixedly connected to an outer pipe wall of the air inlet pipe 5 close to the end, and a brush rod 8 is fixedly installed at the other ends of the two mounting rods 7, the wall of the brush rod 8 is provided with brush hair which is against the annular dust filter screen 6;

the rotary positioning mechanism comprises a movable ring 9 movably sleeved on the outer side of the air inlet pipe 5, L-shaped rods 10 are symmetrically and fixedly connected to the outer pipe wall of the air inlet pipe 5, a baffle ring 11 is fixedly connected to the other end of each L-shaped rod 10, the two L-shaped rods 10 penetrate through the edge of the movable ring 9, the movable ring 9 is in sliding connection with the L-shaped rods 10, springs 12 are fixedly connected to the side walls, close to the L-shaped rods 10, of the baffle rings 11, the springs 12 are sleeved on the L-shaped rods 10, one ends, far away from the baffle rings 11, of the springs 12 are fixedly connected with the edge of the movable ring 9, push rods 13 are fixedly connected to the top ends of the movable rings 9, insertion rods 14 are fixedly connected to the rod walls, close to the top ends, of the push rods 13, insertion grooves 15 matched with the insertion rods 14 are formed in the side walls of the end;

all from a left side to the right side fixed mounting in proper order has flowmeter 16 and valve 17 on natural gas line 2 and the air duct 3, seted up on the inner wall of dust filter 4 with the annular ring channel 18 that the annular dust filter screen 6 is corresponding, and the bottom mounting intercommunication of ring channel 18 has dust exhaust pipe 19, and the sealed lid of matching is installed to the mouth of pipe position department screw thread of dust exhaust pipe 19 bottom, anti-skidding line has been seted up on the outer rod wall of push rod 13, the diameter of annular dust filter screen 6 equals with brush-holder stud 8's length, two the dust guide plate 20 corresponding with annular ring channel 18 of symmetry fixedly connected with on dust filter 4 is close to second seal bearing's the inside wall.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.