High-speed centrifugal machine for detecting plasticizer

Abstract

The utility model belongs to the technical field of high-speed centrifugal machines for detecting plasticizers, and particularly relates to a high-speed centrifugal machine for detecting plasticizers, which comprises a centrifugal machine body. A convenient cleaning device is mounted on the centrifugal machine body; a fixing ring is fixedly connected to the interior of the through hole; a convex sliding block is installed in the convex sliding groove in a sliding mode. A mounting cavity is formed in the rotating ring; a spray pipe is mounted in the mounting cavity; the bottom end of the nozzle penetrates through the structural hole and extends out of the outside; a connecting seat is mounted on the fixing rod; a connecting pipe is rotationally mounted at the bottom of the connecting seat; the end part of the liquid feeding pipe penetrates through the ring body of the rotating ring and is connected with the spray pipe; a structural box is installed on the outer side face of the fixing frame. A booster pump is mounted on the liquid inlet pipe; through the effect of the convenient cleaning device, an organic solvent is evenly sprayed on the inner wall face of the rotating cavity of the centrifugal machine, the structure is simple, operation is convenient, and the efficiency of cleaning operation is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-speed centrifuges for plasticizer detection, in particular to a high-speed centrifuge for plasticizer detection. Background Art

[0002] When testing plasticizers, a high-speed centrifuge is needed to assist in the separation and extraction of plasticizers.

[0003] A Chinese patent with the publication number CN 209772420 U discloses a high-speed centrifuge technology field, specifically a high-speed centrifuge, wherein a centrifugal frame is embedded in the upper end of the body, and a liquid storage tube is fixed in the middle of the upper end of the centrifugal frame, a first piston is movably connected inside the liquid storage tube, and a first piston rod is connected to the upper end of the first piston, and the liquid storage tube extends from the end of the first piston rod and is connected to a pressure plate that is integrated with the first piston rod, and the inner and outer sides of the centrifugal frame are evenly opened in an annular shape with at least four grooves with openings facing upward. This kind of high-speed centrifuge, because the lower end of the liquid storage tube is a closed end, the upper end is an open end, and hydraulic oil is arranged inside the liquid storage tube, so that by pressing the first piston rod downward, the hydraulic oil can flow into the hollow cylinder, and then the centrifuge tube rises, so that it is convenient for the user to take the centrifuge tube out of the centrifuge frame, which solves the problem of existing high-speed centrifuges that it is inconvenient for the user to take out the centrifuge tube, resulting in delayed experimental time;

[0004] After the high-speed centrifuge is used, plasticizers, which are organic substances, will adhere to the inner wall surface of the centrifuge chamber, making subsequent cleaning operations complicated and cumbersome, and having low efficiency. Therefore, a high-speed centrifuge for plasticizer detection is proposed to address the above problem. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve some existing problems of high-speed centrifuges for plasticizer detection, the utility model provides a high-speed centrifuge for plasticizer detection.

[0006] The technical solution adopted by the utility model to solve the technical problem is as follows: the high-speed centrifuge for plasticizer detection described in the utility model comprises a centrifuge body; lifting grooves are provided on both sides of the top of the centrifuge body; lifting blocks are slidably installed inside the lifting grooves; a feces cleaning device is installed on the centrifuge body; the feces cleaning device comprises a fixing frame; a through hole is provided in the middle of the top plate of the fixing frame; a fixing ring is fixedly connected inside the through hole; a convex sliding groove is provided inside the fixing ring; a convex sliding block is slidably installed inside the convex sliding groove;

[0007] A rotating ring is fixedly connected to the bottom end of the convex sliding block; an installation cavity is opened inside the rotating ring; a structural hole is opened through the bottom end surface of the inner wall of the installation cavity; a nozzle is installed inside the installation cavity; an inclined nozzle is fixedly connected to the bottom of the nozzle; the bottom end of the nozzle extends out through the structural hole to the outside, thereby realizing the cleaning of the inner wall surface of the rotating cavity of the centrifuge.

[0008] Preferably, a fixing rod is fixedly connected to the fixing ring; a connecting seat is installed on the fixing rod; a connecting pipe is rotatably installed at the bottom of the connecting seat; a liquid delivery pipe is installed at the bottom end of the connecting pipe; the end of the liquid delivery pipe passes through the body of the rotating ring and is connected to the nozzle; thereby ensuring the smooth operation of the nozzle.

[0009] Preferably, the diameter of the rotating ring is smaller than the diameter inside the rotating chamber of the centrifuge body; the rotating diameter of the nozzle is the same as the rotating diameter of the rotating ring; so that the nozzle can function smoothly.

[0010] Preferably, a structural box is installed on the outer side surface of the fixing frame; a quantitative amount of organic solvent is filled inside the structural box; a liquid inlet pipe is installed on the top of the structural box; the end of the liquid inlet pipe is installed on the top of the connecting seat; a booster pump is installed on the liquid inlet pipe; and power is provided for spraying the organic solvent.

[0011] Preferably, a support frame is fixedly connected to the top of the fixing frame; a driving motor is installed on the supporting frame; a gear is installed on the output shaft of the driving motor; the installation position of the driving motor is higher than the opening position of the convex slide groove; and power is provided for the gear.

[0012] Preferably, a connecting hole is opened on the arc surface of the inner wall of the convex slide groove; gear teeth are fixedly connected to the outer arc surface of the convex sliding block inside the convex slide groove; the gear passes through the connecting hole and meshes with the gear teeth; so that the rotating ring can operate smoothly.

[0013] The utility model is beneficial in that:

[0014] 1. The utility model adopts the structural design of the cleaning device. When the booster pump is turned on, the organic solvent liquid inside the structural box enters the connecting seat and the connecting pipe through the liquid inlet pipe, then enters the spray pipe through the liquid delivery pipe, and is sprayed into the rotating chamber of the centrifuge body through the nozzle. Subsequently, the driving motor on the support frame is turned on, the gear rotates, and under the cooperation of the gear teeth, the convex slider drives the rotating ring to rotate along the convex slide groove, so that the liquid delivery pipe and the connecting pipe rotate accordingly. Under the cooperation of the fixed rod on the fixed ring and the connecting seat, the spray pipe and the nozzle also rotate accordingly, so that the organic solvent is evenly sprayed on the inner wall surface of the rotating chamber of the centrifuge. The utility model has a simple structure, is easy to operate, and improves the efficiency of the cleaning operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0016] Figure 1 It is an isometric structural diagram;

[0017] Figure 2 is a schematic diagram of the structure of the fixed ring;

[0018] Figure 3 is a schematic diagram of the structure of the rotating ring;

[0019] Figure 4 for Figure 1 Schematic diagram of the enlarged structure at point A in the middle.

[0020] In the figure: 1, centrifuge body; 2, lifting slot; 3, lifting block; 401, fixed frame; 402, through hole; 403, fixed ring; 404, convex slide groove; 405, convex slider; 406, rotating ring; 407, installation cavity; 408, structural hole; 409, nozzle; 410, nozzle; 411, liquid delivery pipe; 412, fixing rod; 413, connecting seat; 414, connecting pipe; 415, structural box; 416, liquid inlet pipe; 417, booster pump; 418, gear teeth; 419, support frame; 420, drive motor; 421, gear. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-4 As shown, a high-speed centrifuge for plasticizer detection includes a centrifuge body 1; lifting grooves 2 are provided on both sides of the top of the centrifuge body 1; lifting blocks 3 are slidably installed inside the lifting grooves 2; a feces cleaning device is installed on the centrifuge body 1; the feces cleaning device includes a fixing frame 401; a through hole 402 is provided through the middle of the top plate of the fixing frame 401; a fixing ring 403 is fixed inside the through hole 402; a convex sliding groove 404 is provided inside the fixing ring 403; a convex sliding block 405 is slidably installed inside the convex sliding groove 404;

[0023] A rotating ring 406 is fixedly connected to the bottom end of the convex slider 405; a mounting cavity 407 is provided inside the rotating ring 406; a structural hole 408 is provided through the bottom end surface of the inner wall of the mounting cavity 407; a nozzle 409 is installed inside the mounting cavity 407; an inclined nozzle 410 is fixedly connected to the bottom of the nozzle 409; the bottom end of the nozzle 410 extends out through the structural hole 408; a fixing rod 412 is fixedly connected to the fixing ring 403; a connecting seat 413 is installed on the fixing rod 412; a connecting pipe 414 is rotatably installed at the bottom of the connecting seat 413; a liquid delivery pipe 411 is installed at the bottom end of the connecting pipe 414; the end of the liquid delivery pipe 411 passes through the ring body of the rotating ring 406 and is connected to the nozzle 409; the diameter of the rotating ring 406 is smaller than the diameter inside the rotating cavity of the centrifuge body 1; the rotating diameter of the nozzle 410 is the same as the rotating diameter of the rotating ring 406;

[0024] A structural box 415 is installed on the outer surface of the fixed frame 401; a fixed amount of organic solvent is installed inside the structural box 415; a liquid inlet pipe 416 is installed on the top of the structural box 415; the end of the liquid inlet pipe 416 is installed on the top of the connecting seat 413; a booster pump 417 is installed on the liquid inlet pipe 416; a support frame 419 is fixedly connected to the top of the fixed frame 401; a driving motor 420 is installed on the support frame 419; a gear 421 is installed on the output shaft of the driving motor 420; the installation position of the driving motor 420 is higher than the opening position of the convex slide 404; a connecting hole is opened on the inner wall arc surface of the convex slide 404; a gear 418 is fixedly connected to the outer arc surface of the convex slider 405 inside the convex slide 404; the gear 421 passes through the connecting hole and meshes with the gear 418;

[0025] During operation, when testing the plasticizer, a high-speed centrifuge is required to assist in the separation and extraction of the plasticizer. After the high-speed centrifuge is used, the plasticizer, which is an organic substance, will adhere to the inner wall of the centrifuge chamber, resulting in complicated and cumbersome subsequent cleaning operations and low efficiency. The present application uses a convenient cleaning device to operate. After the centrifuge is operated, the lifting block 3 is inserted into the interior of the lifting tank 2 using the fixed frame 401, and the booster pump 417 is turned on. The organic solvent liquid inside the structural box 415 enters the connecting seat 413 and the connecting pipe 414 through the liquid inlet pipe 416, and then passes through the liquid delivery pipe 411. The liquid enters the spray pipe 409 and is sprayed into the rotating chamber of the centrifuge body 1 through the nozzle 410. Subsequently, the driving motor 420 on the support frame 419 is turned on, and the gear 421 rotates. With the cooperation of the gear teeth 418, the convex slider 405 drives the rotating ring 406 to rotate along the convex slide groove 404, so that the liquid delivery pipe 411 and the connecting pipe 414 rotate accordingly. With the cooperation of the fixed rod 412 and the connecting seat 413 on the fixed ring 403, the spray pipe 409 and the nozzle 410 also rotate accordingly, so that the organic solvent is evenly sprayed on the inner wall of the rotating chamber of the centrifuge. The structure is simple, the operation is convenient, and the efficiency of the cleaning operation is improved.

[0026] Working principle: When testing plasticizers, a high-speed centrifuge is needed to assist in separation and extraction of plasticizers. After the high-speed centrifuge is used, the plasticizer, which is an organic substance, will adhere to the inner wall of the centrifuge chamber, resulting in complicated and cumbersome subsequent cleaning operations and low efficiency. The present application uses a convenient cleaning device to work. After the centrifuge is operated, the lifting block 3 is inserted into the lifting tank 2 using the fixed frame 401, and the booster pump 417 is turned on. The organic solvent liquid in the structural box 415 enters the connecting seat 413 and the connecting pipe 414 through the liquid inlet pipe 416, and then passes through the liquid delivery pipe 41 1 enters the spray pipe 409 and is sprayed into the rotating chamber of the centrifuge body 1 through the nozzle 410. Subsequently, the driving motor 420 on the support frame 419 is turned on, and the gear 421 rotates. Under the cooperation of the gear teeth 418, the convex slider 405 drives the rotating ring 406 to rotate along the convex slide groove 404, so that the liquid delivery pipe 411 and the connecting pipe 414 rotate accordingly. Under the cooperation of the fixed rod 412 and the connecting seat 413 on the fixed ring 403, the spray pipe 409 and the nozzle 410 also rotate accordingly, so that the organic solvent is evenly sprayed on the inner wall of the rotating chamber of the centrifuge. The structure is simple, the operation is convenient, and the efficiency of the cleaning operation is improved.

[0027] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0028] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A high-speed centrifuge for plasticizer detection, comprising a centrifuge body (1); lifting grooves (2) are provided on both sides of the top of the centrifuge body (1); a lifting block (3) is slidably installed inside the lifting groove (2); a cleaning device is installed on the centrifuge body (1); and the characteristics are: The feces cleaning device comprises a fixing frame (401); a through hole (402) is formed in the middle of a top plate of the fixing frame (401); a fixing ring (403) is fixedly connected to the inside of the through hole (402); a convex sliding groove (404) is formed in the inside of the fixing ring (403); a convex sliding block (405) is slidably installed in the inside of the convex sliding groove (404); A rotating ring (406) is fixedly connected to the bottom end of the convex sliding block (405); a mounting cavity (407) is provided inside the rotating ring (406); a structural hole (408) is provided through the bottom end surface of the inner wall of the mounting cavity (407); a nozzle (409) is installed inside the mounting cavity (407); an inclined nozzle (410) is fixedly connected to the bottom of the nozzle (409); and the bottom end of the nozzle (410) extends out through the structural hole (408) to the outside.

2. A high-speed centrifuge for plasticizer detection according to claim 1, characterized in that: A fixing rod (412) is fixedly connected to the fixing ring (403); a connecting seat (413) is installed on the fixing rod (412); a connecting pipe (414) is rotatably installed at the bottom of the connecting seat (413); a liquid delivery pipe (411) is installed at the bottom end of the connecting pipe (414); the end of the liquid delivery pipe (411) passes through the body of the rotating ring (406) and is connected to the nozzle (409).

3. A high-speed centrifuge for plasticizer detection according to claim 2, characterized in that: The diameter of the rotating ring (406) is smaller than the diameter of the inside of the rotating chamber of the centrifuge body (1); the rotating diameter of the nozzle (410) is the same as the rotating diameter of the rotating ring (406).

4. A high-speed centrifuge for plasticizer detection according to claim 3, characterized in that: A structural box (415) is installed on the outer surface of the fixing frame (401); a fixed amount of organic solvent is contained in the structural box (415); a liquid inlet pipe (416) is installed on the top of the structural box (415); the end of the liquid inlet pipe (416) is installed on the top of the connecting seat (413); and a booster pump (417) is installed on the liquid inlet pipe (416).

5. A high-speed centrifuge for plasticizer detection according to claim 4, characterized in that: A support frame (419) is fixedly connected to the top of the fixing frame (401); a driving motor (420) is installed on the supporting frame (419); a gear (421) is installed on the output shaft of the driving motor (420); and the installation position of the driving motor (420) is higher than the opening position of the convex sliding groove (404).

6. A high-speed centrifuge for plasticizer detection according to claim 5, characterized in that: A connecting hole is provided on the inner wall arc surface of the convex slide groove (404); a gear tooth (418) is fixedly connected to the outer arc surface of the convex sliding block (405) inside the convex slide groove (404); and the gear (421) passes through the connecting hole and meshes with the gear tooth (418).

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