Toluene feeding system

Abstract

The utility model discloses a toluene feeding system which comprises a storage assembly and a discharging assembly, and the storage assembly comprises a first storage tank and a second storage tank. The discharging assembly comprises a discharging pipe, a first branch pipe, a first discharging valve, a second branch pipe and a second discharging valve, one end of the first branch pipe is communicated with the first storage tank, the other end of the first branch pipe is communicated with the discharging pipe, the first discharging valve is arranged on the first branch pipe so as to control the first branch pipe to be connected and disconnected, and the second discharging valve is arranged on the second branch pipe. One end of the second branch pipe is communicated with the second storage tank, the other end of the second branch pipe is communicated with the discharging pipe, and the second discharging valve is arranged on the second branch pipe so as to control the second branch pipe to be connected and disconnected. According to the toluene feeding system, toluene in the first storage tank and the second storage tank can be alternately used, so that the toluene can be continuously and stably output.

Description

Technical Field

[0001] The utility model relates to the field of chemical production, in particular to a toluene feeding system. Background Art

[0002] Toluene is a chemical raw material with a wide range of applications. It is widely used in the production of various chemical products.

[0003] The existing toluene storage equipment can be found in the patent application number CN202323446368.4, which has a storage tank for storing toluene. When toluene is needed, the toluene in the storage tank can be exported. However, in the production process of certain chemical products, continuous and stable delivery of toluene is required. Once the toluene in the above-mentioned toluene storage is consumed, the delivery of toluene needs to be interrupted, and toluene needs to be replenished in the toluene storage equipment. However, once the toluene delivery is interrupted, it will not only affect production efficiency, but also affect product quality.

[0004] Therefore, how to continuously and stably provide toluene is a technical problem that needs to be solved urgently. Utility Model Content

[0005] The purpose of the utility model is to overcome the above technical deficiencies, propose a toluene feeding system, and solve the technical problem of how to continuously and stably provide toluene in the prior art.

[0006] In order to achieve the above technical purpose, the present invention adopts the following technical solutions:

[0007] The utility model provides a toluene feeding system, which comprises:

[0008] a material storage assembly comprising a first material storage tank and a second material storage tank; and

[0009] A discharge assembly includes a discharge pipe, a first branch pipe, a first discharge valve, a second branch pipe and a second discharge valve. One end of the first branch pipe is connected to the first storage tank, and the other end thereof is connected to the discharge pipe. The first discharge valve is installed on the first branch pipe to control the opening and closing of the first branch pipe. One end of the second branch pipe is connected to the second storage tank, and the other end thereof is connected to the discharge pipe. The second discharge valve is installed on the second branch pipe to control the opening and closing of the second branch pipe.

[0010] In some embodiments, the storage assembly includes a first feed pipe and a second feed pipe, the first feed pipe is connected to the first storage tank, and is used to introduce toluene into the first storage tank, and the second feed pipe is connected to the second storage tank, and is used to introduce toluene into the second storage tank.

[0011] In some embodiments, the toluene feeding system includes a pneumatic component, which includes a first air supply pipe, a first air pump, a second air supply pipe and a second air pump. One end of the first air supply pipe is connected to the first storage tank, and the first air pump is connected to the other end of the first air supply pipe, which is used to pressurize protective gas into the first storage tank or extract gas from the first storage tank. One end of the second air supply pipe is connected to the second storage tank, and the second air pump is connected to the other end of the second air supply pipe, which is used to pressurize protective gas into the second storage tank or extract gas from the second storage tank.

[0012] In some embodiments, the pneumatic component includes a first air valve and a second air valve. The first air valve is installed on the first air supply pipe to control the opening and closing of the first air supply pipe. The second air valve is installed on the second air supply pipe to control the opening and closing of the second air supply pipe.

[0013] In some embodiments, the first air supply pipe is connected to the top end of the first storage tank, and the second air supply pipe is connected to the top end of the second storage tank.

[0014] In some embodiments, the material storage assembly includes a first liquid level sensor and a second liquid level sensor, wherein the first liquid level sensor is used to detect the liquid level height in the first material storage tank, and the second liquid level sensor is used to detect the liquid level height in the second material storage tank.

[0015] In some embodiments, the material storage assembly includes a first pressure sensor and a second pressure sensor, wherein the first pressure sensor is used to detect the pressure in the first material storage tank, and the second pressure sensor is used to detect the liquid level in the second material storage tank.

[0016] In some embodiments, the first storage tank has a first emptying nozzle connected to the interior thereof, and the second storage tank has a second emptying nozzle connected to the interior thereof.

[0017] In some embodiments, the discharge assembly includes a first one-way valve and a second one-way valve, the first one-way valve is installed on the first branch pipe, and the second one-way valve is installed on the second branch pipe.

[0018] In some embodiments, the first one-way valve is installed at one end of the first branch pipe close to the discharge pipe, and the second one-way valve is installed at one end of the second branch pipe close to the discharge pipe.

[0019] Toluene is stored in a first storage tank and a second storage tank. The first discharge valve is first opened and the second discharge valve is closed, thereby directing the toluene in the first storage tank to the discharge pipe via the first branch pipe. When the toluene in the first storage tank is consumed, the second discharge valve can be opened and the first discharge valve can be closed, thereby directing the toluene in the second storage tank to the discharge pipe via the second branch pipe, and the toluene in the first storage tank can be replenished at this time. The above-mentioned toluene feeding system can alternately use the toluene in the first storage tank and the second storage tank, thereby continuously and stably outputting toluene. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of a toluene feeding system provided by an embodiment of the utility model;

[0021] Explanation of the accompanying drawings: storage assembly 100, first storage tank 110, first emptying nozzle 111, second storage tank 120, second emptying nozzle 121, first feed pipe 130, second feed pipe 140, first liquid level sensor 150, second liquid level sensor 160, first pressure sensor 170, second pressure sensor 180, discharge assembly 200, discharge pipe 210, first branch pipe 220, first discharge valve 230, second branch pipe 240, second discharge valve 250, first one-way valve 260, second one-way valve 270, pneumatic assembly 300, first air supply pipe 310, first air pump 320, second air supply pipe 330, second air pump 340, first air valve 350, second air valve 360. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0023] In order to solve the technical problem of how to continuously and stably provide toluene, the present invention provides a toluene feeding system, which can alternately use the toluene in the first storage tank 110 and the second storage tank 120, thereby continuously and stably outputting toluene.

[0024] It should be noted that the toluene feeding system of the present invention is used for but not limited to chemical plants, etc. For the sake of convenience, in the present invention, only the toluene feeding system applied to a chemical plant is used as an example for explanation. The principles of applying the toluene feeding system to other types of equipment are essentially the same as those applied to chemical plants, and will not be elaborated here.

[0025] See also Figure 1 , Figure 1This is a structural diagram of a toluene feeding system in one embodiment of the present invention. The toluene feeding system includes a storage assembly 100 and a discharge assembly 200. The storage assembly 100 includes a first storage tank 110 and a second storage tank 120. The discharge assembly 200 includes a discharge pipe 210, a first branch pipe 220, a first discharge valve 230, a second branch pipe 240, and a second discharge valve 250. One end of the first branch pipe 220 is connected to the first storage tank 110, and the other end thereof is connected to the discharge pipe 210. The first discharge valve 230 is installed on the first branch pipe 220 to control the opening and closing of the first branch pipe 220. One end of the second branch pipe 240 is connected to the second storage tank 120, and the other end thereof is connected to the discharge pipe 210. The second discharge valve 250 is installed on the second branch pipe 240 to control the opening and closing of the second branch pipe 240.

[0026] In this embodiment, toluene is stored in the first storage tank 110 and the second storage tank 120. First, the first discharge valve 230 is opened and the second discharge valve 250 is closed, thereby directing the toluene in the first storage tank 110 to the discharge pipe 210 via the first branch pipe 220. When the toluene in the first storage tank 110 is consumed, the second discharge valve 250 can be opened and the first discharge valve 230 can be closed, thereby directing the toluene in the second storage tank 120 to the discharge pipe 210 via the second branch pipe 240, and at this time, the toluene in the first storage tank 110 is replenished. The above-mentioned toluene feeding system can alternately use the toluene in the first storage tank 110 and the second storage tank 120, thereby continuously and stably outputting toluene.

[0027] In some embodiments, the storage assembly 100 includes a first feed pipe 130 and a second feed pipe 140. The first feed pipe 130 is connected to the first storage tank 110 and is used to introduce toluene into the first storage tank 110. The second feed pipe 140 is connected to the second storage tank 120 and is used to introduce toluene into the second storage tank 120.

[0028] In this embodiment, when the toluene in the first storage tank 110 is consumed, toluene can be replenished into the first storage tank 110 through the first feeding pipe 130 , and when the toluene in the second storage tank 120 is consumed, toluene can be replenished into the second storage tank 120 through the second feeding pipe 140 .

[0029] In some embodiments, the toluene feeding system includes a pneumatic component 300, which includes a first air supply pipe 310, a first air pump 320, a second air supply pipe 330 and a second air pump 340. One end of the first air supply pipe 310 is connected to the first storage tank 110, and the first air pump 320 is connected to the other end of the first air supply pipe 310, which is used to pressurize protective gas into the first storage tank 110 or extract gas from the first storage tank 110. One end of the second air supply pipe 330 is connected to the second storage tank 120, and the second air pump 340 is connected to the other end of the second air supply pipe 330, which is used to pressurize protective gas into the second storage tank 120 or extract gas from the second storage tank 120.

[0030] In this embodiment, the first air pump 320 introduces shielding gas into the first storage tank 110 through the first air supply pipe 310, thereby increasing the pressure within the first storage tank 110 to facilitate the discharge of toluene from the first storage tank 110. Furthermore, the first air pump 320 can also extract gas from the first storage tank 110 through the first air supply pipe 310, thereby reducing the pressure within the first storage tank 110 to facilitate the introduction of toluene into the first storage tank 110. The second air pump 340 introduces shielding gas into the second storage tank 120 through the second air supply pipe 330, thereby increasing the pressure within the second storage tank 120 to facilitate the discharge of toluene from the second storage tank 120. Furthermore, the second air pump 340 can also extract gas from the second storage tank 120 through the second air supply pipe 330, thereby reducing the pressure within the second storage tank 120 to facilitate the introduction of toluene into the second storage tank 120.

[0031] Based on the above embodiments, in some of the embodiments, the pneumatic component 300 includes a first air valve 350 and a second air valve 360. The first air valve 350 is installed on the first air supply pipe 310 to control the opening and closing of the first air supply pipe 310. The second air valve 360 ​​is installed on the second air supply pipe 330 to control the opening and closing of the second air supply pipe 330.

[0032] In some embodiments, the first air supply pipe 310 is connected to the top end of the first storage tank 110 , and the second air supply pipe 330 is connected to the top end of the second storage tank 120 .

[0033] In this embodiment, since the first air supply pipe 310 is connected to the top of the first storage tank 110, the toluene in the first storage tank 110 can be prevented from entering the first air supply pipe 310. Since the second air supply pipe 330 is connected to the top of the second storage tank 120, the toluene in the second storage tank 120 can be prevented from entering the second air supply pipe 330.

[0034] In some embodiments, the storage assembly 100 includes a first liquid level sensor 150 and a second liquid level sensor 160 . The first liquid level sensor 150 is used to detect the liquid level in the first storage tank 110 , and the second liquid level sensor 160 is used to detect the liquid level in the second storage tank 120 .

[0035] In this embodiment, the first liquid level sensor 150 and the second liquid level sensor 160 can respectively detect the liquid level heights in the first storage tank 110 and the second storage tank 120, so as to switch the working status of the first storage tank 110 and the second storage tank 120 according to the liquid level heights in the first storage tank 110 and the second storage tank 120.

[0036] In some embodiments, the storage assembly 100 includes a first pressure sensor 170 and a second pressure sensor 180 . The first pressure sensor 170 is used to detect the pressure in the first storage tank 110 , and the second pressure sensor 180 is used to detect the liquid level in the second storage tank 120 .

[0037] In this embodiment, the first pressure sensor 170 and the second pressure sensor 180 respectively detect the pressures in the first storage tank 110 and the second storage tank 120 , so as to regulate the pressures in the first storage tank 110 and the second storage tank 120 .

[0038] In some embodiments, the first storage tank 110 has a first drain nozzle 111 communicating with the interior thereof, and the second storage tank 120 has a second drain nozzle 121 communicating with the interior thereof.

[0039] In this embodiment, the harmful gas in the first storage tank 110 can be discharged through the first exhaust nozzle 111 , and the harmful gas in the second storage tank 120 can be discharged through the second exhaust nozzle 121 .

[0040] In some embodiments, the discharge assembly 200 includes a first one-way valve 260 and a second one-way valve 270 . The first one-way valve 260 is installed on the first branch pipe 220 , and the second one-way valve 270 is installed on the second branch pipe 240 .

[0041] In this embodiment, the first one-way valve 260 can prevent the toluene in the discharge pipe 210 from flowing back into the first branch pipe 220 , and the second one-way valve 270 can prevent the toluene in the discharge pipe 210 from flowing back into the second branch pipe 240 .

[0042] Based on the above embodiments, in some embodiments, the first one-way valve 260 is installed at one end of the first branch pipe 220 close to the discharge pipe 210 , and the second one-way valve 270 is installed at one end of the second branch pipe 240 close to the discharge pipe 210 .

[0043] In order to better understand the present invention, the following Figure 1 The technical solution of the utility model is described in detail:

[0044] Toluene is stored in the first storage tank 110 and the second storage tank 120. First, the first discharge valve 230 is opened and the second discharge valve 250 is closed. The first air pump 320 introduces protective gas into the first storage tank 110 through the first air supply pipe 310, thereby increasing the pressure in the first storage tank 110, thereby guiding the toluene in the first storage tank 110 to the discharge pipe 210 via the first branch pipe 220. When the toluene in the first storage tank 110 is consumed, the second discharge valve 250 can be opened and the first discharge valve 230 can be closed, and the second air pump 340 introduces protective gas into the second storage tank 120 through the second air supply pipe 330, thereby increasing the pressure in the second storage tank 120.

[0045] Thus, the toluene in the second storage tank 120 is guided to the discharge pipe 210 via the second branch pipe 240, and at this time, the toluene in the first storage tank 110 is replenished. The above-mentioned toluene feeding system can alternately use the toluene in the first storage tank 110 and the second storage tank 120, so as to continuously and stably output toluene.

[0046] The specific embodiments of the present invention described above do not limit the scope of protection of the present invention. Any other corresponding changes and modifications made based on the technical concept of the present invention should be included in the scope of protection of the claims of the present invention.

Claims

1. A toluene feeding system, characterized in that: include: a material storage assembly comprising a first material storage tank and a second material storage tank; and A discharge assembly includes a discharge pipe, a first branch pipe, a first discharge valve, a second branch pipe and a second discharge valve. One end of the first branch pipe is connected to the first storage tank, and the other end thereof is connected to the discharge pipe. The first discharge valve is installed on the first branch pipe to control the opening and closing of the first branch pipe. One end of the second branch pipe is connected to the second storage tank, and the other end thereof is connected to the discharge pipe. The second discharge valve is installed on the second branch pipe to control the opening and closing of the second branch pipe.

2. The toluene feeding system according to claim 1, wherein: The storage assembly includes a first feed pipe and a second feed pipe. The first feed pipe is connected to the first storage tank and is used to introduce toluene into the first storage tank. The second feed pipe is connected to the second storage tank and is used to introduce toluene into the second storage tank.

3. The toluene feeding system according to claim 2, wherein: The toluene feeding system includes a pneumatic component, which includes a first air supply pipe, a first air pump, a second air supply pipe and a second air pump. One end of the first air supply pipe is connected to the first storage tank, and the first air pump is connected to the other end of the first air supply pipe, which is used to pressurize protective gas into the first storage tank or extract gas from the first storage tank. One end of the second air supply pipe is connected to the second storage tank, and the second air pump is connected to the other end of the second air supply pipe, which is used to pressurize protective gas into the second storage tank or extract gas from the second storage tank.

4. The toluene feeding system according to claim 3, characterized in that: The pneumatic component includes a first air valve and a second air valve. The first air valve is installed on the first air supply pipe to control the opening and closing of the first air supply pipe. The second air valve is installed on the second air supply pipe to control the opening and closing of the second air supply pipe.

5. The toluene feeding system according to claim 3, characterized in that: The first air supply pipe is connected to the top of the first storage tank, and the second air supply pipe is connected to the top of the second storage tank.

6. The toluene feeding system according to claim 3, characterized in that: The material storage assembly includes a first liquid level sensor and a second liquid level sensor. The first liquid level sensor is used to detect the liquid level height in the first material storage tank, and the second liquid level sensor is used to detect the liquid level height in the second material storage tank.

7. The toluene feeding system according to claim 3, characterized in that: The material storage assembly includes a first pressure sensor and a second pressure sensor. The first pressure sensor is used to detect the pressure in the first material storage tank, and the second pressure sensor is used to detect the liquid level in the second material storage tank.

8. The toluene feeding system according to claim 1, characterized in that: The first material storage tank has a first emptying nozzle connected to the interior thereof, and the second material storage tank has a second emptying nozzle connected to the interior thereof.

9. The toluene feeding system according to claim 1, characterized in that: The discharging assembly includes a first one-way valve and a second one-way valve, wherein the first one-way valve is installed on the first branch pipe, and the second one-way valve is installed on the second branch pipe.

10. The toluene feeding system according to claim 9, characterized in that: The first one-way valve is installed at one end of the first branch pipe close to the discharge pipe, and the second one-way valve is installed at one end of the second branch pipe close to the discharge pipe.

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