Phosphate production membrane separation device convenient for membrane replacement

Abstract

The utility model relates to the technical field of membrane separation devices, and discloses a phosphate ester production membrane separation device convenient for membrane replacement, which comprises a separation box body, a feed pipe fixedly mounted on the left side of the separation box body, a discharge pipe fixedly mounted on the right side of the separation box body, and a support seat fixedly mounted at the bottom of the separation box body, the back of the separation box body is provided with a flip closing mechanism, and the back of the flip closing mechanism and the interior of the separation box body are each provided with a film replacement mechanism. According to the phosphate ester production membrane separation device convenient for membrane replacement, through transmission of a gear ring and a rack, a sealing pressing plate can descend to seal a sliding frame while pressing the sliding frame, the sliding frame can be automatically ejected out by utilizing the elastic force of the rack when a separation membrane is disassembled and replaced, and the separation efficiency is improved. The function of replacing different separation membranes according to different phosphate raw material mixtures is achieved, and meanwhile the convenience of replacing the separation membranes is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of membrane separation devices, in particular to a phosphate ester production membrane separation device which is convenient for membrane replacement. Background Art

[0002] Phosphate ester, also known as orthophosphate ester (to distinguish it from phosphite), is an ester derivative of phosphoric acid and belongs to a class of phosphoric acid derivatives. In the process of phosphate ester production, membrane separation devices are needed to separate substances with relative molecular weights of thousands or even hundreds, and use physical methods to separate and filter in phosphate ester production.

[0003] According to the description of a membrane separation device disclosed in the patent website (authorization announcement number: CN 214210080 U), "the utility model relates to the technical field of membrane separation devices, and in particular to a membrane separation device, including a separation device body, the separation device body including a cleaning component, an ultrasonic generator, a first separation membrane and a second separation membrane, an ultrasonic generator is arranged on the upper side of the cleaning component, a first separation membrane is arranged on the left side of the cleaning component, and a second separation membrane is arranged on the right side of the cleaning component. When the separation membrane needs to be cleaned, the ultrasonic generator can be used to vibrate the water in the separation box, thereby driving the impurities on the separation membrane to fall off, so that the cleaning effect is better, avoiding clogging of the separation membrane due to a large number of impurities, so that the separation membrane can be better used, and the overall device structure is simple and more practical."

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] During use, the utility model can clean the separation membrane through the ultrasonic generator, and can make impurities fall off through water vibration and heat conduction. The bottom of the separation box can be opened and cleaned by utilizing the collecting groove. However, in actual use, the separation membrane inside the separation box is fixed and cannot be disassembled and replaced. Therefore, different separation membranes cannot be replaced for different mixtures. Therefore, it is necessary to improve a phosphate production membrane separation device that is easy to replace the membrane to solve the above problems. Utility Model Content

[0006] The utility model aims to provide a phosphate ester production membrane separation device which is convenient for membrane replacement, so as to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a phosphate ester production membrane separation device which is convenient for membrane replacement, comprising a separation box body, a feed pipe is fixedly installed on the left side of the separation box body, a discharge pipe is fixedly installed on the right side of the separation box body, a support seat is fixedly installed on the bottom of the separation box body, a flap closing mechanism is arranged on the back of the separation box body, and a membrane replacement mechanism is arranged on the back of the flap closing mechanism and inside the separation box body.

[0008] The membrane replacement mechanism comprises a positioning and placement component and a fixed sealing component, and the fixed sealing component is arranged on the top of the positioning and placement component.

[0009] Preferably, the flip-top closing mechanism includes a rotating limit seat, which is fixedly mounted on the back of the separation box body, a rotating connecting block is rotatably mounted inside the rotating limit seat, a sealing cover is fixedly mounted on the top of the rotating connecting block, a bevel gear 1 is fixedly mounted on the right side of the rotating connecting block, a motor is fixedly mounted on the back of the separation box body, and a bevel gear 2 is fixedly mounted on the top of the transmission shaft of the motor, so as to facilitate the sealing cover to be rotated and sealed by the flip-top closing mechanism.

[0010] Preferably, the bevel gear one is meshed with the bevel gear two, holes are provided at corresponding positions of the rotation limit seat and the rotation connection block, and the rotation connection block is rotatably installed inside the hole opened inside the rotation limit seat, so that the rotation connection block can drive the cover to rotate under normal conditions.

[0011] Preferably, the positioning and placement component includes a placement groove, which is fixedly installed on the inner side of the bottom of the separation box body, a sliding frame is slidably installed inside the placement groove, a separation membrane is fixedly installed inside the sliding frame, a fixed small plate is fixedly installed on the outer side of the sliding frame, a telescopic column is fixedly installed on the inner side of the bottom of the separation box body, and a spring is arranged on the outside of the telescopic column, so as to facilitate the positioning and installation of the sliding frame and the separation membrane by the positioning and placement component.

[0012] Preferably, grooves are provided at corresponding positions of the placement groove and the fixed small plate, and the fixed small plate is slidably installed inside the groove provided inside the placement groove, so as to facilitate the contact between the fixed small plate and the telescopic column.

[0013] Preferably, the fixed sealing assembly includes a rotating limit ring, which is fixedly installed on the back of the cover, a rotating threaded sleeve is rotatably installed inside the rotating limit ring, a gear ring is fixedly installed outside the rotating threaded sleeve, a threaded rod is threadedly installed inside the rotating threaded sleeve, a sealing pressure plate is fixedly installed on the front of the threaded rod, a rack is meshed on the outside of the gear ring, a connecting strip is fixedly installed on the inside of the rack, and an electric push rod is fixedly installed on the back of the cover, so as to facilitate fixing the sliding frame by the fixed sealing assembly.

[0014] Preferably, there are two connecting strips and two electric push rods, and the outer side of the output end of the electric push rod is fixedly mounted on the inner side of the connecting strip, a limit strip is arranged on the back of the cover, and the rack is slidably mounted on the outside of the limit strip arranged on the back of the cover, and four threaded rods are arranged, and the thread directions of the threaded rods on the left and right sides are opposite, so as to facilitate the sealing pressure plate to seal the separation box body under normal conditions.

[0015] Compared with the prior art, the utility model provides a phosphate ester production membrane separation device that is easy to replace the membrane, and has the following beneficial effects:

[0016] 1. The phosphate ester production membrane separation device which is convenient for membrane replacement has a membrane replacement mechanism. During use, the sliding frame can be quickly positioned and installed through the design of the placement groove. The sealing pressure plate can be lowered through the transmission of the toothed ring and the rack, and the sliding frame is sealed while being pressed. The elastic force of the rack can be used to automatically eject the sliding frame when the separation membrane is disassembled and replaced, thereby realizing the function of replacing different separation membranes according to different phosphate ester raw material mixtures and improving the convenience of replacing the separation membrane.

[0017] 2. The phosphate ester production membrane separation device which is easy to replace the membrane has a flip cover closing mechanism. During use, the cover is rotated by the flip cover closing mechanism, which can drive the sealing pressure plate to rotate to seal, and at the same time, the cover covers the separation box body, so that the separation box body can be sealed, thereby realizing the function of automatically sealing the separation box body. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the rear view structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the appearance structure of the membrane replacement mechanism of the utility model;

[0022] Figure 4 This is a schematic diagram of the exploded appearance structure of the positioning and placement component of the utility model;

[0023] Figure 5 This is a schematic diagram of the exploded appearance structure of the fixed sealing component of the utility model;

[0024] Figure 6 The utility model is a schematic diagram of the exploded appearance of the flip cover closing mechanism.

[0025] In the figure: 1. separation box body; 2. flip cover closing mechanism; 21. rotation limit seat; 22. rotation connection block; 23. cover; 24. bevel gear one; 25. motor; 26. bevel gear two; 3. membrane replacement mechanism; 31. positioning and placement assembly; 311. placement groove; 312. sliding frame; 313. separation membrane; 314. fixed small plate; 315. telescopic column; 316. spring; 32. fixed sealing assembly; 321. rotation limit ring; 322. rotation threaded sleeve; 323. gear ring; 324. threaded rod; 325. sealing pressure plate; 326. rack; 327. connecting strip; 328. electric push rod; 4. feed pipe; 5. discharge pipe; 6. support seat. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. Embodiment 1

[0028] See also Figure 1-5 The utility model provides a technical solution: a phosphate ester production membrane separation device which is convenient for membrane replacement, comprising a separation box body 1, a feed pipe 4 is fixedly installed on the left side of the separation box body 1, a discharge pipe 5 is fixedly installed on the right side of the separation box body 1, a support seat 6 is fixedly installed on the bottom of the separation box body 1, a flip cover closing mechanism 2 is arranged on the back of the separation box body 1, and a membrane replacement mechanism 3 is arranged on the back of the flip cover closing mechanism 2 and inside the separation box body 1.

[0029] The membrane replacement mechanism 3 includes a positioning and placement component 31 and a fixed sealing component 32 . The fixed sealing component 32 is arranged on the top of the positioning and placement component 31 .

[0030] Furthermore, the positioning and placement component 31 includes a placement groove 311, which is fixedly installed on the inner side of the bottom of the separation box body 1. A sliding frame 312 is slidably installed inside the placement groove 311, a separation membrane 313 is fixedly installed inside the sliding frame 312, a fixed small plate 314 is fixedly installed on the outer side of the sliding frame 312, a telescopic column 315 is fixedly installed on the inner side of the bottom of the separation box body 1, and a spring 316 is arranged on the outside of the telescopic column 315, so as to facilitate the positioning and installation of the sliding frame 312 and the separation membrane 313 by the positioning and placement component 31.

[0031] Furthermore, grooves are provided at corresponding positions of the placement groove 311 and the fixing plate 314 , and the fixing plate 314 is slidably installed inside the groove provided inside the placement groove 311 , so as to facilitate the fixing plate 314 to contact with the telescopic column 315 .

[0032] Furthermore, the fixed sealing assembly 32 includes a rotating limit ring 321, which is fixedly installed on the back of the cover 23. A rotating threaded sleeve 322 is rotatably installed inside the rotating limit ring 321, and a gear ring 323 is fixedly installed outside the rotating threaded sleeve 322. A threaded rod 324 is installed on the internal thread of the rotating threaded sleeve 322, and a sealing pressure plate 325 is fixedly installed on the front of the threaded rod 324. A rack 326 is meshed on the outside of the gear ring 323, and a connecting strip 327 is fixedly installed on the inner side of the rack 326. An electric push rod 328 is fixedly installed on the back of the cover 23, so as to fix the sliding frame 312 by the fixed sealing assembly 32.

[0033] Furthermore, there are two connecting strips 327 and two electric push rods 328, and the outer side of the output end of the electric push rod 328 is fixedly installed on the inner side of the connecting strip 327, a limit strip is set on the back of the cover 23, and the rack 326 is slidably installed on the outside of the limit strip set on the back of the cover 23, and four threaded rods 324 are provided, and the thread directions of the threaded rods 324 on the left and right sides are opposite, so that the sealing pressure plate 325 can seal the separation box body 1 under normal conditions. Embodiment 2

[0034] See also Figure 6, and combined with Example 1, it is further obtained that the flip cover closing mechanism 2 includes a rotation limit seat 21, the rotation limit seat 21 is fixedly installed on the back of the separation box body 1, a rotation connection block 22 is rotatably installed inside the rotation limit seat 21, a cover 23 is fixedly installed on the top of the rotation connection block 22, a bevel gear 1 24 is fixedly installed on the right side of the rotation connection block 22, a motor 25 is fixedly installed on the back of the separation box body 1, and a bevel gear 2 26 is fixedly installed on the top of the transmission shaft of the motor 25, so that the cover 23 can be rotated and closed by the flip cover closing mechanism 2.

[0035] Furthermore, bevel gear 1 24 is meshed with bevel gear 2 26, holes are provided at corresponding positions of the rotation limit seat 21 and the rotation connection block 22, and the rotation connection block 22 is rotatably installed inside the hole provided inside the rotation limit seat 21, so that the rotation connection block 22 drives the cover 23 to rotate under normal conditions.

[0036] In actual operation, when the device is used, the separation membrane 313 is used to separate the mixture of raw materials for phosphate production. The raw materials are fed in through the feed pipe 4 and discharged through the discharge pipe 5, so that the feeding and discharging of the raw materials can be realized. When the separation membrane 313 needs to be replaced, the electric push rod 328 is driven to make the output end of the electric push rod 328 drive the connecting strip 327 to move inward. At this time, the rack 326 moves, and the rack 326 drives the gear ring 323 to rotate, so that the rotating threaded sleeve 322 rotates. At this time, the threaded rod 324 starts to drive the sealing pressure plate 325 to rise, so that the sealing pressure plate 325 returns to the inside of the sealing cover 23, and the motor 25 is driven to make the bevel gear 22 6 rotates, at this time, the bevel gear 26 drives the bevel gear 1 24 to rotate, so that the rotating connecting block 22 drives the cover 23 to rotate, and the cover 23 rotates and leaves the top of the separation box body 1. When the sealing pressure plate 325 and the cover 23 are away from the separation box body 1, under the elastic action of the telescopic column 315 and the spring 316, the fixed small plate 314 drives the sliding frame 312 to move upward, so that the separation membrane 313 moves upward, and the position of the sliding frame 312 is raised. At this time, the separation membrane 313 can be easily taken out for replacement, and the replaced new sliding frame 312 and the separation membrane 313 are inserted into the inside of the placement groove 311. The operation is repeated in reverse to fix the sliding frame 312.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A phosphate ester production membrane separation device that is easy to replace membranes, comprising a separation box body (1), characterized in that: A feed pipe (4) is fixedly installed on the left side of the separation box body (1), a discharge pipe (5) is fixedly installed on the right side of the separation box body (1), a support seat (6) is fixedly installed on the bottom of the separation box body (1), a flip cover closing mechanism (2) is arranged on the back of the separation box body (1), and a membrane replacement mechanism (3) is arranged on the back of the flip cover closing mechanism (2) and inside the separation box body (1); The membrane replacement mechanism (3) comprises a positioning and placement component (31) and a fixed sealing component (32), wherein the fixed sealing component (32) is arranged on the top of the positioning and placement component (31).

2. A phosphate ester production membrane separation device that is easy to replace membrane according to claim 1, characterized in that: The flip cover closing mechanism (2) comprises a rotation limit seat (21), the rotation limit seat (21) is fixedly mounted on the back of the separation box body (1), a rotation connection block (22) is rotatably mounted inside the rotation limit seat (21), a sealing cover (23) is fixedly mounted on the top of the rotation connection block (22), a bevel gear 1 (24) is fixedly mounted on the right side of the rotation connection block (22), a motor (25) is fixedly mounted on the back of the separation box body (1), and a bevel gear 2 (26) is fixedly mounted on the top of the transmission shaft of the motor (25).

3. A phosphate ester production membrane separation device that is easy to replace membrane according to claim 2, characterized in that: The bevel gear 1 (24) is meshed with the bevel gear 2 (26); holes are provided at corresponding positions of the rotation limit seat (21) and the rotation connection block (22); and the rotation connection block (22) is rotatably mounted inside the hole provided inside the rotation limit seat (21).

4. A phosphate ester production membrane separation device that is easy to replace membrane according to claim 1, characterized in that: The positioning and placement component (31) comprises a placement groove (311), the placement groove (311) is fixedly installed on the inner side of the bottom of the separation box body (1), a sliding frame (312) is slidably installed inside the placement groove (311), a separation membrane (313) is fixedly installed inside the sliding frame (312), a fixed small plate (314) is fixedly installed on the outer side of the sliding frame (312), a telescopic column (315) is fixedly installed on the inner side of the bottom of the separation box body (1), and a spring (316) is arranged on the outside of the telescopic column (315).

5. A phosphate ester production membrane separation device that is easy to replace membrane according to claim 4, characterized in that: Grooves are provided at corresponding positions of the placement groove (311) and the fixing small plate (314), and the fixing small plate (314) is slidably mounted inside the groove provided inside the placement groove (311).

6. The phosphate ester production membrane separation device that is easy to replace membrane according to claim 1, characterized in that: The fixed sealing assembly (32) comprises a rotation limit ring (321), the rotation limit ring (321) is fixedly mounted on the back of the cover (23), a rotation thread sleeve (322) is rotationally mounted inside the rotation limit ring (321), a toothed ring (323) is fixedly mounted outside the rotation thread sleeve (322), a threaded rod (324) is threadedly mounted inside the rotation thread sleeve (322), a sealing pressure plate (325) is fixedly mounted on the front of the threaded rod (324), a rack (326) is meshed on the outside of the toothed ring (323), a connecting strip (327) is fixedly mounted on the inner side of the rack (326), and an electric push rod (328) is fixedly mounted on the back of the cover (23).

7. A phosphate ester production membrane separation device that is easy to replace membrane according to claim 6, characterized in that: Two of the connecting bars (327) and the electric push rod (328) are provided, and the outer side of the output end of the electric push rod (328) is fixedly mounted on the inner side of the connecting bar (327). A limit bar is provided on the back of the cover (23), and the rack (326) is slidably mounted on the outside of the limit bar provided on the back of the cover (23). Four of the threaded rods (324) are provided, and the thread directions of the threaded rods (324) on the left and right sides are opposite.

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