CN217940134U

CN217940134U - Annular sintered metal diaphragm type distributor

Info

Publication number: CN217940134U
Application number: CN202222087539.8U
Authority: CN
Inventors: 姚正强; 王敬峰; 李江; 张国民; 常亮; 魏国玉; 王建富; 董富强; 王飞; 姚勇
Original assignee: Henan Energy And Chemical Industry Group Hebi Coal Chemical Co ltd
Current assignee: Henan Energy And Chemical Industry Group Hebi Coal Chemical Co ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2022-12-02
Anticipated expiration: 2032-08-09

Abstract

The annular sintered metal diaphragm type distributor comprises a joint pipe, wherein an annular pipe is arranged at the outlet end of the joint pipe, a plurality of uniformly distributed nozzles are arranged on the annular pipe, and diaphragms are respectively arranged on the nozzles; the middle part of the joint pipe is fixedly connected with a fixed plate, two fan-shaped valves matched with the joint pipe are hinged on the fixed plate, the inner wall of the upper end of the joint pipe is also provided with a rotatable threaded rod, and the fan-shaped valves can be turned inwards to be folded when the threaded rod rotates; the reaction dwell time of multiplicable gas in the container ensures that the reaction is abundant, can block again that solid particle gets into the intake pipe inside, prevents that the intake pipe from blockking up, can with the abundant mixed contact of reaction liquid, reaction effect is better, when reactor stirring trouble shut down, the reactor can not shut down simultaneously.

Description

Ring type sintered metal diaphragm type distributor

Technical Field

The utility model belongs to the technical field of the chemical production technique and specifically relates to a ring type sintering metal diaphragm formula distributor is related to.

Background

The butynediol production process is that formaldehyde solution and acetylene gas are generated under the action of a copper bismuth catalyst; the reaction pressure is 106Kpa, and the temperature is 95 ℃; the reactor is a slurry bed process, the formaldehyde solution and the catalyst are mixed to form a slurry, the acetylene gas is introduced into the catalyst system from the liquid level, the material mixing method is mechanical stirring, the catalyst and the reaction solution flow into the separator together from the reactor, and the separated catalyst is recycled; in order to achieve higher conversion rate, 3 reactors are designed to be connected in series, each reactor is provided with 12 air inlet pipes (the pipe diameter is 20 mm), the air inlet pipes are folded at the bottom after vertically entering the reactor, the injection direction is aligned with the central shaft of the reactor, each air inlet pipe is connected with an annular distributor above the reactor, acetylene gas enters the distributor from an air inlet main pipe and then reaches the bottom of the reactor through 12 branch pipes, and the air inlet mode has the defects; 1) The air inlet pipe is easy to deform and break under the action of slurry eddy current due to the existence of mechanical stirring; the acetylene gas retention time is too short after the gas inlet pipe is broken, so that the reaction effect is influenced; 2) When acetylene gas is suddenly interrupted, due to the pressure in the reactor, the catalyst can be connected into the acetylene gas inlet main pipe in series through the gas inlet pipe, and the acetylene main pipe is blocked finally; the conversion rate of 1, 4-butynediol is rapidly reduced by the acetylene amount, so that the yield is influenced; to this end, a ring-type sintered metal diaphragm distributor is proposed to solve the problems mentioned above.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art not enough, provide a ring type sintering metal diaphragm formula distributor, multiplicable gaseous reaction dwell time in the container ensures that the reaction is abundant, can block again that solid particle gets into inside the intake pipe, prevents that the intake pipe from blockking up, can with the abundant mixed contact of reaction liquid, the reaction effect is better, when reactor stirring trouble shut down simultaneously, the reactor can not shut down, has solved the problem mentioned in the above-mentioned background art effectively.

In order to solve the problems, the utility model adopts the technical proposal that:

the annular sintered metal diaphragm type distributor comprises a joint pipe, wherein an annular pipe is arranged at the outlet end of the joint pipe, a plurality of uniformly distributed nozzles are arranged on the annular pipe, and diaphragms are respectively arranged on the nozzles; the middle part of the joint pipe is fixedly connected with a fixed plate, the fixed plate is hinged with two fan-shaped valves matched with the joint pipe, the inner wall of the upper end of the joint pipe is also provided with a rotatable threaded rod, and the threaded rod can form a structure that the fan-shaped valves are turned and folded inwards when rotating.

The inner wall of the annular pipe is provided with a plurality of uniform spray holes, the spray nozzles are fixedly connected to the inner walls of the corresponding spray holes respectively, and the diaphragms are fixedly connected to the inner walls of the corresponding spray nozzles respectively; the membrane is also provided with a plurality of filtering holes.

And a splitter vane is arranged at the interface of the joint pipe and the annular pipe.

The inlet end of the joint pipe is provided with a threaded joint which is rotatably connected to the outer surface of the joint pipe, and the front end surface of the joint pipe is fixedly connected with a conical ring sealing gasket.

The outer surface of the joint pipe is provided with a mounting hole, the inner wall of the mounting hole is fixedly connected with a threaded cylinder, a threaded rod is in threaded connection with the inner wall of the threaded cylinder, the upper end of the outer surface of the threaded rod is also fixedly connected with a handle, the rear end surface of the fan-shaped valve is respectively hinged with a first connecting rod inclining towards the rear end of the inner side, the left side and the right side of the rear end surface of the fixed plate are respectively fixedly connected with a supporting seat, the inner walls of the two supporting seats are connected with a sliding pin in a sliding manner, and the other ends of the two first connecting rods are respectively and rotatably connected with the outer surface of the sliding pin; the lower end of the outer surface of the threaded rod is rotatably connected with a wedge block, and the inner wall of the wedge block is provided with an inclined sliding groove matched with the sliding pin.

The utility model discloses novel structure, think about ingenious, easy operation is convenient, compares with prior art and has following advantage:

a ring type sintered metal diaphragm distributor is characterized in that a connector pipe is communicated and connected with an air source outlet pipe through rotating a threaded connector, and the sealing performance of the connection is good under the action of a conical ring sealing gasket; the annular pipe is arranged at the bottom of the gas-liquid reaction container, gas is led from the bottom to the top to be sprayed out, and the gas reacts with liquid in the container in the rising process, so that the reaction residence time of the gas in the container is prolonged, and the full reaction is ensured; the joint pipe can be opened by rotating the handle, so that the gas enters the annular pipe, and the gas can be uniformly sprayed out under the action of the plurality of nozzles and the membranes, so that the flow rate of the gas and the spraying area of the gas can be increased, solid particles in reaction liquid can be prevented from entering the pipe, and the pipe blockage can be prevented.

Drawings

Fig. 1 is an axonometric view of a ring-shaped sintered metal diaphragm distributor of the present invention.

Fig. 2 is a cross-sectional view of the ring-shaped tube of the ring-shaped sintered metal diaphragm distributor of the present invention.

Fig. 3 is a cross-sectional view of the screwed joint of the ring-shaped sintered metal diaphragm distributor of the present invention.

Fig. 4 is a schematic diagram of the internal structure of the joint pipe of the ring-shaped sintered metal diaphragm distributor of the present invention.

Fig. 5 is a schematic view of the installation of the fan-shaped valve of the ring-shaped sintered metal diaphragm distributor of the present invention.

Fig. 6 is a schematic diagram of the diaphragm installation of the ring-type sintered metal diaphragm distributor of the present invention.

The reference numbers in the figures: 1-annular tube, 2-joint tube, 3-screwed joint, 4-conical ring sealing gasket, 5-handle, 6-threaded rod, 7-threaded cylinder, 8-wedge, 9-sliding pin, 10-first connecting rod, 11-supporting seat, 12-fan valve, 13-fixing plate, 14-nozzle, 15-splitter and 16-diaphragm.

Detailed Description

The following are specific embodiments of the present invention, and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1-6, the utility model provides an annular sintered metal diaphragm type distributor, which comprises a joint pipe 2, wherein an outlet end of the joint pipe 2 is provided with an annular pipe 1, the annular pipe 1 is provided with a plurality of nozzles 14 which are uniformly distributed, and the nozzles 14 are respectively provided with a diaphragm 16; the middle part of the joint pipe 2 is fixedly connected with a fixing plate 13, two fan-shaped valves 12 matched with the joint pipe 2 are hinged on the fixing plate 13, the inner wall of the upper end of the joint pipe 2 is also provided with a rotatable threaded rod 6, and when the threaded rod 6 rotates, a structure that the fan-shaped valves 12 are turned inwards and folded can be formed.

As shown in fig. 1-2, 4 and 6, the joint pipe 2 can be quickly connected with an outlet pipe of a gas source, so that acetylene uniformly enters the annular pipe 1, and the joint pipe 2 and the annular pipe 1 are hollow and are communicated; the distributor is used in a pressure container for gas-liquid reaction, namely, the distributor is arranged at the bottom of the container, gas is led from the bottom to the top to be sprayed out, and the gas reacts with liquid in the container in the rising process, so that the reaction residence time of the gas in the container is increased, and the full reaction is ensured; then, the uniformly distributed nozzles 14 can realize uniform gas injection; the diaphragm 16 additionally arranged on the nozzle 14 can not only increase the flow rate of the gas and the spraying area of the gas, but also prevent solid particles in the reaction liquid from entering the tube so as to prevent the tube from being blocked; the fan-shaped valve 12 is used for controlling the flow rate of gas in the joint pipe 2, and the fan-shaped valve 12 can be turned and folded towards the inner side by rotating the threaded rod 6 and driving the threaded rod 6 to rotate, so that the circulation space in the joint pipe 2 is controlled.

The inner wall of the annular pipe 1 is provided with a plurality of uniform spray holes, the nozzles 14 are respectively and fixedly connected with the inner walls of the corresponding spray holes, and the diaphragms 16 are respectively and fixedly connected with the inner walls of the corresponding nozzles 14; the membrane 16 is further provided with a plurality of filtering holes.

As shown in FIGS. 1 and 6, the diameter of the bubble can be reduced to 10 μm or less by tearing the filter hole, and the flow rate of the gas can be increased and the gas ejection area can be enlarged by the cooperation of the annular tube 1, the nozzle 14 and the nozzle hole, and the solid particles in the reaction solution can be prevented from entering the tube to prevent the tube from being clogged.

And a splitter 15 is arranged at the interface of the joint pipe 2 and the annular pipe 1.

As shown in fig. 2 and 4, the splitter 15 is fixed on the inner wall of the annular pipe 1, and when the gas in the joint pipe 2 is conveyed into the annular pipe 1, the gas can be divided into two parts by the splitter 15, so that the gas can uniformly flow into the annular pipe 1, the collision of the gas in the annular pipe 1 is reduced, and the gas is sprayed out from the nozzle 14 at a high speed.

The inlet end of the joint pipe 2 is provided with a threaded joint 3, the threaded joint 3 is rotatably connected to the outer surface of the joint pipe 2, and the front end surface of the joint pipe 2 is fixedly connected with a conical ring sealing gasket 4.

As shown in fig. 1 and 3, be equipped with the thread groove in the screwed joint 3, air supply outlet pipe surface is equipped with the screw thread, can make air supply outlet pipe and 3 threaded connection of screwed joint fixed through rotating screwed joint 3, and the air supply outlet pipe can slow top to the toper sealing ring inner wall, the installation of toper sealing ring and shape are as shown in fig. 3, and a port is big, and another port is little, closely laminates with the air supply outlet pipe through the toper is sealed fills up and is cooperateed, can prevent gas leakage, makes the kneck leakproofness better.

The outer surface of the joint pipe 2 is provided with a mounting hole, the inner wall of the mounting hole is fixedly connected with a threaded cylinder 7, a threaded rod 6 is in threaded connection with the inner wall of the threaded cylinder 7, the upper end of the outer surface of the threaded rod 6 is also fixedly connected with a handle 5, the rear end surface of the fan-shaped valve 12 is respectively hinged with a first connecting rod 10 inclining towards the rear end of the inner side, the left side and the right side of the rear end surface of the fixed plate 13 are respectively and fixedly connected with a supporting seat 11, the inner walls of the two supporting seats 11 are in sliding connection with a sliding pin 9, and the other ends of the two first connecting rods 10 are respectively and rotatably connected with the outer surface of the sliding pin 9; the lower end of the outer surface of the threaded rod 6 is rotatably connected with a wedge block 8, and the inner wall of the wedge block 8 is provided with an inclined sliding groove matched with the sliding pin 9.

As shown in fig. 4-5, the handle 5 serves to facilitate the rotation of the drive threaded rod 6; the threaded rod 6 can move upwards or downwards through the threaded connection between the threaded barrel 7 and the threaded rod 6; the threaded rod 6, the supporting seat 11, the first connecting rod 10, the sliding pin 9 and the fan-shaped valve 12 are installed and shaped as shown in fig. 4-5, and the size of the fan-shaped valve 12 is the same as that of the inner space of the joint pipe 2 when the fan-shaped valve 12 is unfolded, so that the fan-shaped valve 12 blocks gas, and the annular pipe 1 is closed to spray the gas; the sliding pin 9 can be connected with the inner wall of the supporting seat 11 in a front-back sliding manner; when the handle 5 is rotated, the threaded rod 6 is driven to rotate, the threaded rod 6 is driven to move upwards or downwards by rotating the threaded rod 6 and being connected with the thread cylinder 7 through threads, when the threaded rod 6 moves downwards, the wedge block 8 is driven to move downwards, the wedge block 8 moves downwards and drives the sliding pin 9 to move backwards through the engagement of the inclined sliding groove and the sliding pin 9, the sliding pin 9 moves backwards and pulls the rear ends of the two first connecting rods 10 to move backwards, the front end of the first connecting rod 10 pulls the fan-shaped valve 12 to turn inwards to fold, so that the pipe joint 2 is opened, and the principle of resetting can be realized when the handle 5 is rotated reversely, and the repeated description is omitted.

When the utility model is used, the connector pipe 2 is communicated and connected with the air source outlet pipe by rotating the threaded connector 3, and the sealing performance of the connection is good under the action of the conical ring sealing gasket 4; the annular pipe 1 is arranged at the bottom of the gas-liquid reaction container, gas is led from the bottom to the top to be sprayed out, and the gas reacts with liquid in the container in the rising process, so that the reaction residence time of the gas in the container is prolonged, and the full reaction is ensured; the joint pipe 2 is opened by rotating the handle 5, so that the gas enters the annular pipe 1, and the gas can be uniformly sprayed out under the action of the plurality of nozzles 14 and the membranes 16, so that the flow rate and the spraying area of the gas can be increased, solid particles in the reaction liquid can be prevented from entering the pipe, and the pipe can be prevented from being blocked.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described may occur to those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides an annular sintered metal diaphragm formula distributor, includes adapter tube (2), its characterized in that: the outlet end of the joint pipe (2) is provided with an annular pipe (1), the annular pipe (1) is provided with a plurality of uniformly distributed nozzles (14), and the nozzles (14) are respectively provided with a diaphragm (16); the middle part of the joint pipe (2) is fixedly connected with a fixing plate (13), the fixing plate (13) is hinged with two fan-shaped valves (12) matched with the joint pipe (2), the inner wall of the upper end of the joint pipe (2) is also provided with a rotatable threaded rod (6), and the threaded rod (6) can form a structure that the fan-shaped valves (12) are turned and folded inwards when rotating.

2. The annular sintered metal diaphragm distributor of claim 1, wherein: the inner wall of the annular pipe (1) is provided with a plurality of uniform spray holes, the nozzles (14) are fixedly connected to the inner walls of the corresponding spray holes respectively, and the diaphragms (16) are fixedly connected to the inner walls of the corresponding nozzles (14) respectively; the membrane (16) is also provided with a plurality of filtering holes.

3. The annular sintered metal diaphragm distributor of claim 1, wherein: and a splitter plate (15) is arranged at the interface of the joint pipe (2) and the annular pipe (1).

4. The annular sintered metal diaphragm distributor of claim 1, wherein: the entry end that connects pipe (2) is equipped with screwed joint (3), and screwed joint (3) rotate to be connected and connect in the surface of connecting pipe (2), connects pipe (2) front end surface and still rigid coupling has conical ring to seal the pad (4).

5. The annular sintered metal diaphragm distributor of claim 1, wherein: the outer surface of the joint pipe (2) is provided with a mounting hole, the inner wall of the mounting hole is fixedly connected with a threaded cylinder (7), a threaded rod (6) is in threaded connection with the inner wall of the threaded cylinder (7), the upper end of the outer surface of the threaded rod (6) is further fixedly connected with a handle (5), the rear end surfaces of the fan-shaped valves (12) are respectively hinged with first connecting rods (10) which incline towards the rear end of the inner side, the left side and the right side of the rear end surface of a fixed plate (13) are respectively and fixedly connected with supporting seats (11), the inner walls of the two supporting seats (11) are connected with a sliding pin (9) in a sliding mode, and the other ends of the two first connecting rods (10) are respectively and rotatably connected to the outer surface of the sliding pin (9); the lower end of the outer surface of the threaded rod (6) is rotatably connected with a wedge block (8), and an inclined sliding groove matched with the sliding pin (9) is formed in the inner wall of the wedge block (8).