Propylene rectifying tower

Abstract

The utility model discloses a propylene rectifying tower which comprises a rectifying tower body, the inner side wall of the rectifying tower body is fixedly connected with a disc type guide pipe, the top end of the disc type guide pipe is fixedly communicated with a one-way feeding valve, and a flow control valve is fixedly installed on the outer surface of the disc type guide pipe. And the inner side wall of the rectifying tower body is fixedly connected with a disc type heating rod. According to the device, the rectifying tower body, the disc-type guide pipe, the one-way feeding valve, the flow control valve, the disc-type heating rod, the temperature sensing controller and the discharging valve are arranged, raw materials are conveyed through the disc-type guide pipe, meanwhile, the flow control valve, the temperature sensing controller and the discharging valve are combined, the raw materials can be gradually descended in a rotating mode, and the heating of the disc-type heating rod is achieved; in addition, hot air reacts with cold air, so that raw materials in the disc-type guide pipe can be permeated and rectified from the surface of the disc-type guide pipe, the rectification efficiency and quality are greatly improved, and meanwhile, the practicability and functionality of the equipment are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to propylene rectification tower field especially propylene rectification tower. BACKGROUND

[0002] Propylene rectification tower refers to the rectification tower for separating propylene and propane, since the separation of propylene propane requires high number of trays, there are single tower and double tower separation processes, double tower process two towers series operation, single tower process tower top out polymerization grade propylene, side line can draw out chemical grade propylene, tower kettle out propane.

[0003] The present stage propylene needs to use rectification tower when making, the rectification tower of existing basically is through single pipe transmission mode carries out rectification, this kind of rectification tower not only rectification efficiency is slow, simultaneously its rectification quality is not good, greatly reduced the practicality of rectification tower, for this purpose, we propose a kind of propylene rectification tower to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of propylene rectification tower to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of propylene rectification tower, including rectification tower body, the inner side wall of the rectification tower body is fixedly connected with disc type guide pipe, the top of the disc type guide pipe is fixedly connected with one-way feed valve, the outer surface of the disc type guide pipe is fixedly installed with flow control valve, the inner side wall of the rectification tower body is fixedly connected with disc type heating rod, the inner side wall of the rectification tower body is fixedly connected with temperature response controller, the bottom surface of the rectification tower body is fixedly installed with discharge valve.

[0007] In further embodiments, the outer surface of the disc type guide pipe and the outer surface of the disc type heating rod are fixedly connected with two connecting rods, and the outer surface of each connecting rod is fixedly connected with the inner side wall of the rectification tower body.

[0008] In further embodiments, the bottom surface of the rectification tower body is fixedly connected with a group of T-shaped support legs, and the bottom surface of each T-shaped support leg is provided with anti-skid lines.

[0009] In further embodiments, the outer surface of the rectification tower body is fixedly connected with a group of lifting rings, and the outer surface of the rectification tower body is sprayed with a corrosion-resistant layer.

[0010] In further embodiments, the outer surface of the rectification tower body is fixedly embedded with an observation window, and the observation window is made of tempered glass.

[0011] In further embodiments, the front surface of the observation window is fixedly installed with a control switch, and the outer surface of the flow control valve is fixedly connected with the inner side wall of the rectifying tower body.

[0012] In further embodiments, the bottom end of the disc type guide pipe penetrates through the rectifying tower body and extends to the outside of the rectifying tower body, and the bottom end of the disc type guide pipe is fixedly installed with a manual discharge valve.

[0013] In further embodiments, the upper surface of the rectifying tower body is fixedly installed with an electromagnetic pressure relief valve, and the outer surface of the one-way feeding valve is fixedly connected with the upper surface of the rectifying tower body.

[0014] Compared with the prior art, the present application has the following beneficial effects:

[0015] The device is provided with a rectifying tower body, a disc type guide pipe, a one-way feeding valve, a flow control valve, a disc type heating rod, a temperature sensing controller and a discharge valve, and the raw materials are transmitted by the disc type guide pipe, and the flow control valve, the temperature sensing controller and the discharge valve are combined to gradually reduce the rotation, and the disc type heating rod is heated, and the hot gas and the cold gas are reacted to make the raw materials in the disc type guide pipe penetrate and rectify from the surface, which greatly improves the efficiency and quality of rectification, and increases the practicability and functionality of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structure schematic view of the rectifying tower body in the propylene rectifying tower.

[0017] Figure 2 It is a sectional view of the front view of the rectifying tower body in the propylene rectifying tower.

[0018] Figure 3 It is a sectional view of the top view of the rectifying tower body in the propylene rectifying tower.

[0019] Figure 4 It is a bottom view of the rectifying tower body in the propylene rectifying tower.

[0020] In the figure: 1, rectifying tower body; 2, disc type guide pipe; 3, one-way feeding valve; 4, flow control valve; 5, disc type heating rod; 6, temperature sensing controller; 7, connecting rod; 8, control switch; 9, T-shaped supporting leg; 10, discharge valve; 11, electromagnetic pressure relief valve; 12, manual discharge valve; 13, observation window; 14, lifting ring. DETAILED DESCRIPTION

[0021] In the description of the utility model, it is necessary to understand that the orientation or positional relation indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or positional relation based on the orientation or positional relation shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more features. In the description of the utility model, the meaning of "a plurality of" is two or more, unless otherwise specified.

[0022] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integral connection; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, or the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood through specific circumstances.

[0023] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] Please refer to Figures 1-4The utility model discloses a propylene rectification tower, including rectification tower body 1, the inner side wall fixed connection of rectification tower body 1 has disc type guide pipe 2, the top fixed communication of disc type guide pipe 2 has one -way feed valve 3, the outer surface fixed mounting of disc type guide pipe 2 has flow control valve 4, the inner side wall fixed connection of rectification tower body 1 has disc type heating rod 5, the inner side wall fixed connection of rectification tower body 1 has temperature response controller 6, the bottom of rectification tower body 1 fixed mounting has discharge valve 10, utilizes the transmission raw material of disc type guide pipe 2, and combines flow control valve 4, temperature response controller 6 and discharge valve 10 simultaneously, can make its whirl gradually drop, and the heating of disc type heating rod 5, make hot gas and cold gas react, can make the raw material in the inside of disc type guide pipe 2 from its surface permeation rectification produces, its greatly improved the efficiency and quality of rectification, increase the practicability and functionality of the equipment simultaneously.

[0025] The outer surface of the disc type guide pipe 2 and the outer surface of the disc type heating rod 5 are fixedly connected with two connecting rods 7, the outer surface of each connecting rod 7 is fixedly connected with the inner side wall of the rectification tower body 1, the stability of the disc type guide pipe 2 and the disc type heating rod 5 can be improved by using the connecting rod 7, and the shaking of the disc type guide pipe 2 and the disc type heating rod 5 can be avoided, a group of T-shaped supporting legs 9 are fixedly connected to the bottom surface of the rectification tower body 1, the bottom surface of each T-shaped supporting leg 9 is provided with anti-skid lines, the equipment can be supported and fixed by using the T-shaped supporting leg 9 and the anti-skid lines, a group of lifting rings 14 are fixedly connected to the outer surface of the rectification tower body 1, a corrosion-resistant layer is sprayed on the outer surface of the rectification tower body 1, the equipment can be hoisted and carried conveniently by using the lifting ring 14, an observation window 13 is fixedly embedded in the outer surface of the rectification tower body 1, the observation window 13 is made of tempered glass, the real-time situation of rectification can be observed conveniently by using the observation window 13.

[0026] A control switch 8 is fixedly installed on the front surface of the observation window 13, the outer surface of the flow control valve 4 is fixedly connected with the inner side wall of the rectification tower body 1, the electrical devices can be controlled conveniently by using the control switch 8, the bottom end of the disc type guide pipe 2 penetrates through the rectification tower body 1 and extends to the outside of the rectification tower body 1, a manual discharge valve 12 is fixedly installed at the bottom end of the disc type guide pipe 2, the raw materials in the disc type guide pipe 2 can be discharged conveniently by using the manual discharge valve 12, an electromagnetic pressure relief valve 11 is fixedly installed on the upper surface of the rectification tower body 1, the outer surface of the one-way feed valve 3 is fixedly connected with the upper surface of the rectification tower body 1, the overhigh-pressure gas in the rectification tower body 1 can be discharged automatically by using the electromagnetic pressure relief valve 11.

[0027] The working principle of the utility model is:

[0028] Firstly, the rectifying tower body 1 is hoisted to the use site by the lifting ring 14, and the electrical components are connected with the power supply, and the raw material supply pipe is communicated with the one-way feeding valve 3, and the required program is set by pressing the external control switch 8, then the raw material enters into the disc type guide pipe 2 through the one-way feeding valve 3, and the raw material is gradually lowered by cooperating with the flow control valve 4, and the disc type heating rod 5 cooperates with the temperature sensing controller 6 to generate heat, then when the hot gas contacts with the cold gas, the propylene product is gradually rectified out from the surface of the disc type guide pipe 2, then the rectifying tower body 1 is discharged through the discharge valve 10, and the above is the whole use process of the utility model.

[0029] It will be apparent to those skilled in the art that the present application is not limited to the details of the above-exemplified embodiments but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Thus, the embodiments should be considered in all respects as illustrative and not restrictive, the scope of the present application being indicated by the appended claims rather than that of the above description, and it is intended to be encompassed within the present application all changes which come within the meaning and range of equivalency of the claims. Any reference signs in the claims should not be construed as limiting the scope of the claims to the identity of the features indicated by the reference signs.

[0030] Furthermore, it should be understood that although the present specification is described in terms of embodiments, not every embodiment according to the present specification need necessarily include every feature described. The description herein is intended for purposes of illustration only and is not necessary limiting. One skilled in the art will readily recognize from the disclosure herein, including the description of the preferred embodiments and the concomitant drawings, that other embodiments can be used without departing from the scope of the present application. Accordingly, no limitation is placed on the scope of the present application by the description of the preferred embodiments and / or drawing.

Claims

1. A propylene rectification column characterized by: Including rectification tower tower body (1), the inner side wall of rectification tower tower body (1) is fixedly connected with disc type guide pipe (2), the top of disc type guide pipe (2) is fixedly connected with one-way feed valve (3), the outer surface of disc type guide pipe (2) is fixedly installed with flow control valve (4), the inner side wall of rectification tower tower body (1) is fixedly connected with disc type heating rod (5), the inner side wall of rectification tower tower body (1) is fixedly connected with temperature sensing controller (6), the bottom surface of rectification tower tower body (1) is fixedly installed with discharge valve (10).

2. A propylene rectification column according to claim 1, characterized in that: The outer surface of disc type guide pipe (2) and the outer surface of disc type heating rod (5) are fixedly connected with two connecting rods (7) in common, the outer surface of each connecting rod (7) is fixedly connected with the inner side wall of rectification tower tower body (1).

3. A propylene rectification column according to claim 1, characterized in that: The bottom surface of rectification tower tower body (1) is fixedly connected with a group of T-shaped support legs (9), the bottom surface of each T-shaped support leg (9) is provided with anti-skid lines.

4. The propylene rectification column of claim 1, wherein: The outer surface of rectification tower tower body (1) is fixedly connected with a group of lifting rings (14), the outer surface of rectification tower tower body (1) is sprayed with a corrosion-resistant layer.

5. The propylene rectification column of claim 1, wherein: The outer surface of rectification tower tower body (1) is fixedly embedded with observation window (13), and the observation window (13) is tempered glass.

6. A propylene rectification column according to claim 5, characterized in that: The front of observation window (13) is fixedly installed with control switch (8), and the outer surface of flow control valve (4) is fixedly connected with the inner side wall of rectification tower tower body (1).

7. The propylene rectification column of claim 1, wherein: The bottom end of disc type guide pipe (2) penetrates rectification tower tower body (1) and extends to the outside of rectification tower tower body (1), and the bottom end of disc type guide pipe (2) is fixedly installed with manual discharge valve (12).

8. The propylene rectification column of claim 1, wherein: The upper surface of rectification tower tower body (1) is fixedly installed with electromagnetic pressure relief valve (11), and the outer surface of one-way feed valve (3) is fixedly connected with the upper surface of rectification tower tower body (1).

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