Special material constant-speed injection device for rock plate filling

Abstract

The utility model discloses a rock plate filling special material constant-speed injection device, and particularly relates to the field of rock plates, the rock plate filling special material constant-speed injection device comprises a machine body, a quantifying mechanism is arranged above the machine body, the quantifying mechanism comprises a feeding port, the feeding port is formed in the upper surface of the machine body, and a limiting groove a is formed in the surface of the feeding port. According to the constant-speed injection device for the rock plate filling special material, by arranging the quantifying mechanism, in the injection working process of the constant-speed injection device for the rock plate filling special material, an electric rotating shaft is used for driving a quantifying plate to rotate, and then the quantifying plate inclines, so that raw materials above the quantifying plate can conveniently enter a stirring barrel, and the raw materials are sequentially mixed; the situation that the raw materials injected into the device are too thin or too thick due to the fact that too much or too little part of the raw materials are added and the raw materials injected into the device need to be re-proportioned due to the fact that proportioning of the raw materials such as lime, gravel and water is mistaken is avoided.

Description

Technical Field

[0001] The present invention relates to the field of rock slabs, and more specifically, to a device for uniformly injecting special materials for filling rock slabs. Background Art

[0002] Ceramic rock slabs are made of natural raw materials through special processes, with the help of a press with a capacity of more than 10,000 tons, combined with advanced production technology, and fired at a high temperature of more than 1200℃. They are large-sized new ceramic materials that can withstand cutting, drilling, grinding and other processing processes. Ceramic rock slabs are mainly used in the fields of home furnishing and kitchen panels. As a new species in the home furnishing field, rock slab home furnishings have the characteristics of large specifications, strong plasticity, diverse colors, high temperature resistance, wear resistance, anti-penetration, acid and alkali resistance, zero formaldehyde, environmental protection and health compared to other home furnishing products;

[0003] After searching, the existing patent (publication number: CN219774144U) discloses a synchronous grouting device for shield tunnel construction, including: a synchronous grouting system, the synchronous grouting system includes a main tank body, the main tank body is fixedly connected to the shield machine body, the main tank body is divided into two stirring chambers by a horizontal plate, a grouting pipe is arranged on the main tank body, the grouting pipe is fixedly connected to the stirring chamber located below, a stirring assembly is arranged in the main tank body, and the two stirring chambers are respectively arranged corresponding to the stirring assembly; a raw material conveying system, the raw material conveying system includes a raw material storage tank, the raw material storage tank moves in the tunnel through a track, a plurality of storage chambers are arranged in the raw material storage tank, and the plurality of storage chambers are respectively used to store different raw materials, and the plurality of storage chambers convey raw materials to the stirring chamber located above through the conveying assembly. The utility model has a simple structure, realizes the continuous manufacture of slurry and the stable supply of slurry during the grouting process, avoids construction interruption, and improves the overall construction efficiency.

[0004] However, during the injection process of the existing uniform-speed injection device for special materials for rock slab filling, it is necessary to first add raw materials such as lime, sand, gravel and water into the injection device, and when adjusting the raw materials such as lime, sand, gravel and water, it is easy to make mistakes in the ratio between the raw materials such as lime, sand, gravel and water, resulting in excessive or insufficient addition of some raw materials, which will then cause the raw materials inside the injection device to be too thin or too thick, resulting in the need to re-proportion the raw materials inside the injection device.

[0005] Therefore, in order to solve the above problems, a uniform speed injection device for special materials for rock plate filling is proposed. Utility Model Content

[0006] In order to overcome the above-mentioned defects of the prior art, an embodiment of the present utility model provides a uniform-speed injection device for special materials for filling rock slabs, so as to solve the problem proposed in the above-mentioned background technology that during the injection process of the existing uniform-speed injection device for special materials for filling rock slabs, it is necessary to first add raw materials such as lime, sand, gravel and water into the injection device, and when adjusting the raw materials such as lime, sand, gravel and water, it is easy to make mistakes in the ratio between the raw materials such as lime, sand, gravel and water, resulting in excessive or insufficient addition of some raw materials, which will then cause the raw materials inside the injection device to be too thin or too thick, resulting in the need to re-proportion the raw materials inside the injection device.

[0007] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a device for uniformly injecting special materials for filling rock slabs, comprising a machine body, a quantitative mechanism is arranged on the top of the machine body, the quantitative mechanism comprises a feed port, the feed port is opened on the top surface of the machine body, a limiting groove a is opened on the surface of the feed port, a heat dissipation mechanism is arranged on the surface of the machine body, a discharging mechanism is arranged on one side of the machine body, a stirring barrel is arranged inside the machine body, a cleaning mechanism is arranged on the inner wall surface of the stirring barrel, and a stirring mechanism is arranged inside the stirring barrel.

[0008] Furthermore, an electric rotating shaft is arranged on the inner wall surface of the feed port, and the electric rotating shaft is symmetrically arranged with respect to the central axis of the feed port, and a quantitative plate is arranged on one side of the electric rotating shaft.

[0009] Furthermore, a spring a is arranged on the surface of the quantitative plate, and a limiting rod a is arranged on one side of the spring a, and the outer diameter of the limiting rod a matches the inner diameter of the limiting groove a.

[0010] Furthermore, a thread groove is provided on the surface of the feed port, a threaded rod is provided inside the thread groove, the inner diameter of the thread groove matches the outer diameter of the threaded rod, a scale bar is provided on one side of the threaded rod, and a gravity sensor a is provided on the surface of the quantitative plate.

[0011] Furthermore, the heat dissipation mechanism includes a slide groove a, which is opened on the surface of the body, a slider a is arranged inside the slide groove a, a support plate is arranged on the surface of the slider a, a movable groove is opened on the surface of the support plate, a movable rod is arranged inside the movable groove, and a heat dissipation net is arranged on one side of the movable rod.

[0012] Furthermore, a spring b is provided on one side of the support plate, and the springs b are distributed at equal intervals on the surface of the support plate. A limiting rod b is provided on one side of the spring b, and a limiting groove b is provided on one side of the limiting rod b. The inner diameter of the limiting groove b matches the outer diameter of the limiting rod b.

[0013] Furthermore, the discharging mechanism includes a discharging port, which is opened on one side of the machine body, a hinge is arranged below the discharging port, a baffle is arranged on one side of the hinge, a threaded shaft a is arranged below the baffle, a cylinder a is arranged on one side of the threaded shaft a, a threaded shaft b is arranged on one side of the cylinder a, and a gravity sensor b is arranged below the discharging port.

[0014] Furthermore, the cleaning mechanism includes a slide groove b, which is opened on the inner wall surface of the mixing barrel, a slider b is arranged inside the slide groove b, a cleaning plate is arranged on the surface of the slider b, a connecting block is arranged on one side of the cleaning plate, and a cylinder b is arranged on one side of the connecting block.

[0015] Furthermore, the stirring mechanism includes a motor, which is arranged inside the machine body. A rotating shaft is arranged on one side of the motor, and stirring blades are arranged on the surface of the rotating shaft.

[0016] Furthermore, the gravity sensor a and the electric rotating shaft are electrically connected, and the gravity sensor a and the electric rotating shaft form an electrical series structure. The model of the gravity sensor a is JHHM-H1, and the model of the electric rotating shaft is Y200RA200.

[0017] The technical effects and advantages of this utility model:

[0018] 1. Compared with the prior art, the uniform speed injection device for filling special materials with rock slabs is provided with a quantitative mechanism. During the injection process of the uniform speed injection device for filling special materials with rock slabs, the required value can be set for the gravity sensor a first, and then the raw materials can be put into the feed port. When the raw materials inside the feed port reach the value set by the gravity sensor a, the gravity sensor a will send an instruction to the electric shaft, and then the electric shaft will be used to drive the quantitative plate to rotate, and then the quantitative plate will be tilted, which can facilitate the raw materials above the quantitative plate to enter the mixing barrel and mix the raw materials in sequence, avoiding mistakes in the ratio of raw materials such as lime, sand and gravel and water, resulting in excessive or insufficient addition of some raw materials, and then causing the raw materials inside the injection device to be too thin or too thick, resulting in the need to re-proportion the raw materials inside the injection device. At the same time, before the raw materials are put in, under the telescopic reset action of the spring a, the spring a is used to drive the limit rod a to enter the inner side of the limit groove a, which can facilitate the balance of the quantitative plate, and at the same time, in cooperation with the scale bar, the raw materials are quantitatively measured.

[0019] 2. Compared with the prior art, this device for uniformly injecting special materials for filling rock slabs is provided with a heat dissipation mechanism. During the injection process of the device for uniformly injecting special materials for filling rock slabs, the support plate can be pulled first, and under the action of the slide groove a and the slider a, the support plate can be driven to move, and the movable rod can be inserted into the inner side of the movable groove. Under the action of the movable groove and the movable rod, the heat dissipation net can be conveniently installed, and the heat dissipation net can be used to dissipate heat for the machine body. At the same time, under the telescopic reset action of the spring b, the spring b is used to drive the limit rod b to enter the inner side of the limit groove b, so the position of the support plate can be conveniently fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall appearance structure of this utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the mixing barrel of this utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the practical quantitative mechanism;

[0023] Figure 4 This is a schematic diagram of the structure of the practical heat dissipation mechanism;

[0024] Figure 5 This is a schematic diagram of the structure of the discharging mechanism of this utility model;

[0025] Figure 6 This is a schematic diagram of the structure of the stirring mechanism of this utility model;

[0026] Figure 7 This is a schematic diagram of the structure of the cleaning mechanism of this utility model;

[0027] Figure 8 This is a schematic diagram of the practical workflow.

[0028] The accompanying drawings are marked as follows: 1. body; 2. quantitative mechanism; 201. feed port; 202. electric shaft; 203. quantitative plate; 204. spring a; 205. limit rod a; 206. limit groove a; 207. threaded groove; 208. threaded rod; 209. scale bar; 210. gravity sensor a; 3. heat dissipation mechanism; 301. slide groove a; 302. slider a; 303. support plate; 304. movable groove; 305. movable rod; 306. heat dissipation net; 307. spring b ; 308, limit rod b; 309, limit groove b; 4, discharge mechanism; 401, discharge port; 402, hinge; 403, baffle; 404, threaded shaft a; 405, cylinder a; 406, threaded shaft b; 407, gravity sensor b; 5, mixing barrel; 6, cleaning mechanism; 601, slide groove b; 602, slider b; 603, cleaning plate; 604, connecting block; 605, cylinder b; 7, stirring mechanism; 701, motor; 702, rotating shaft; 703, stirring blade. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the practical embodiment to clearly and completely describe the technical solution in the practical embodiment. Obviously, the described embodiment is only a part of the embodiment of the practical embodiment, not all of the embodiments. Based on the embodiment in the practical embodiment, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this practical embodiment.

[0030] Embodiment 1

[0031] like Figures 1 to 8 The device shown is a uniform-speed injection device for special materials for filling rock slabs, comprising a body 1, a quantitative mechanism 2 is arranged above the body 1, the quantitative mechanism 2 comprises a feed port 201, the feed port 201 is opened on the upper surface of the body 1, a limiting groove a206 is opened on the surface of the feed port 201, a heat dissipation mechanism 3 is arranged on the surface of the body 1, a discharging mechanism 4 is arranged on one side of the body 1, a stirring barrel 5 is arranged inside the body 1, a cleaning mechanism 6 is arranged on the inner wall surface of the stirring barrel 5, and a stirring mechanism 7 is arranged inside the stirring barrel 5.

[0032] Embodiment 2

[0033] Based on the first embodiment, the solution in the first embodiment is further detailed in combination with the following specific working methods. Figures 1 to 8 As shown, see the following description for details:

[0034] As a preferred embodiment, an electric rotating shaft 202 is provided on the inner wall surface of the feed port 201, and the electric rotating shaft 202 is symmetrically arranged with the central axis of the feed port 201. A quantitative plate 203 is provided on one side of the electric rotating shaft 202, and then the electric rotating shaft 202 is used to drive the quantitative plate 203 to rotate, and then the quantitative plate 203 will be tilted, which can facilitate the raw materials above the quantitative plate 203 to enter the mixing barrel 5, and the raw materials are mixed in sequence, avoiding mistakes in the ratio of raw materials such as lime, sand and gravel and water, resulting in excessive or insufficient addition of some raw materials, and then causing the raw materials inside the injection device to be too thin or too thick, resulting in the need to re-proportion the raw materials inside the injection device.

[0035] As a preferred embodiment, a spring a204 is provided on the surface of the quantitative plate 203, and a limiting rod a205 is provided on one side of the spring a204. The outer diameter of the limiting rod a205 matches the inner diameter of the limiting groove a206. At the same time, before the raw materials are added, under the telescopic reset action of the spring a204, the spring a204 is used to drive the limiting rod a205 to enter the inner side of the limiting groove a206, which can facilitate the balance of the quantitative plate 203.

[0036] As a preferred embodiment, a thread groove 207 is provided on the surface of the feed port 201, a threaded rod 208 is provided on the inner side of the thread groove 207, the inner diameter of the thread groove 207 matches the outer diameter of the threaded rod 208, a scale bar 209 is provided on one side of the threaded rod 208, and a gravity sensor a210 is provided on the surface of the quantitative plate 203. The threaded rod 208 is inserted into the inner side of the thread groove 207. Under the action of the thread groove 207 and the threaded rod 208, the scale bar 209 can be easily installed, and the scale bar 209 is used to quantify the raw materials.

[0037] As a preferred embodiment, the heat dissipation mechanism 3 includes a slide groove a301, which is opened on the surface of the body 1, and a slider a302 is arranged inside the slide groove a301, and a support plate 303 is arranged on the surface of the slider a302, and a movable groove 304 is opened on the surface of the support plate 303, and a movable rod 305 is arranged inside the movable groove 304, and a heat dissipation net 306 is arranged on one side of the movable rod 305. The support plate 303 can be pulled first, and under the action of the slide groove a301 and the slider a302, the support plate 303 can be driven to move, and the movable rod 305 can be inserted into the inner side of the movable groove 304. Under the action of the movable groove 304 and the movable rod 305, the heat dissipation net 306 can be conveniently installed, and the heat dissipation net 306 can be used to dissipate heat for the body 1.

[0038] As a preferred embodiment, a spring b307 is provided on one side of the support plate 303, and the springs b307 are evenly spaced on the surface of the support plate 303. A limiting rod b308 is provided on one side of the spring b307, and a limiting groove b309 is provided on one side of the limiting rod b308. The inner diameter of the limiting groove b309 matches the outer diameter of the limiting rod b308. At the same time, under the telescopic reset action of the spring b307, the spring b307 is used to drive the limiting rod b308 to enter the inner side of the limiting groove b309, so that the position of the support plate 303 can be conveniently fixed.

[0039] As a preferred embodiment, the discharging mechanism 4 includes a discharging port 401, which is opened on one side of the machine body 1, a hinge 402 is arranged below the discharging port 401, a baffle 403 is arranged on one side of the hinge 402, a threaded shaft a404 is arranged below the baffle 403, a cylinder a405 is arranged on one side of the threaded shaft a404, a threaded shaft b406 is arranged on one side of the cylinder a405, and a gravity sensor b407 is arranged below the discharging port 401 to control the opening of the cylinder a405. The cylinder a405 is used to move the baffle 403, and the hinge 402 is used to rotate the baffle 403, so that the discharge port 401 can be conveniently blocked, and the gravity sensor b407 can be used to predict and monitor the grouting volume discharged from the discharge port, and then the excavation speed can be set according to the injection volume, thereby ensuring that the excavation speed matches the injection volume and achieving the best injection effect.

[0040] As a preferred embodiment, the cleaning mechanism 6 includes a slide groove b601, which is opened on the inner wall surface of the mixing barrel 5. A slider b602 is arranged on the inner side of the slide groove b601, a cleaning plate 603 is arranged on the surface of the slider b602, a connecting block 604 is arranged on one side of the cleaning plate 603, and a cylinder b605 is arranged on one side of the connecting block 604. When the switch of the cylinder b605 is turned on, the cleaning plate 603 is driven to move by the cylinder b605 under the action of the cylinder b605, and then the cleaning plate 603 can be used to conveniently clean the inner wall surface of the mixing barrel 5.

[0041] As a preferred embodiment, the stirring mechanism 7 includes a motor 701, which is arranged inside the body 1. A rotating shaft 702 is arranged on one side of the motor 701, and a stirring blade 703 is arranged on the surface of the rotating shaft 702. When the switch of the motor 701 is turned on, the rotating shaft 702 is driven by the motor 701 to rotate, and then the stirring blade 703 is driven to conveniently mix the raw materials.

[0042] As a preferred embodiment, the gravity sensor a210 and the electric shaft 202 are electrically connected, and the gravity sensor a210 and the electric shaft 202 form an electrical series structure. The model of the gravity sensor a210 is JHHM-H1, and the model of the electric shaft 202 is Y200RA200. During the injection process of the uniform speed injection device for special materials for rock slab filling, the required value can be set for the gravity sensor a210 first, and then the raw materials can be placed in the feed port 201. When the raw materials inside the feed port 201 reach the value set by the gravity sensor a210, the gravity sensor a210 will send instructions to the electric shaft 202.

[0043] The working process of this utility is as follows:

[0044] When this device is used in the later stage, first, during the injection process of the uniform speed injection device for special materials for rock plate filling, the required value can be set for the gravity sensor a210, and then the raw materials can be put into the feed port 201. When the raw materials inside the feed port 201 reach the value set by the gravity sensor a210, the gravity sensor a210 will send a command to the electric shaft 202, and then the electric shaft 202 will be used to drive the quantitative plate 203 to rotate, and then the quantitative plate 203 will be tilted, which can facilitate the raw materials above the quantitative plate 203 to enter the mixing barrel 5, and the raw materials are mixed in sequence, avoiding errors in the ratio between raw materials such as lime, sand and water, resulting in excessive addition of some raw materials or If there is too little, the raw material in the injection device may be too thin or too thick, which may require re-proportioning of the raw material in the injection device. At the same time, before the raw material is put in, under the telescopic reset action of the spring a204, the spring a204 is used to drive the limit rod a205 to enter the inner side of the limit groove a206, which can facilitate the balance of the quantitative plate 203. At the same time, with the cooperation of the scale bar 209, the raw material can be quantitatively measured. Then, the support plate 303 can be pulled first, and under the action of the slide groove a301 and the slider a302, the support plate 303 can be driven to move, and the movable rod 305 can be inserted into the inner side of the movable groove 304. 5, the heat dissipation net 306 can be easily installed, and the heat dissipation net 306 can be used to dissipate heat for the machine body 1. At the same time, under the telescopic reset action of the spring b307, the spring b307 is used to drive the limit rod b308 to enter the inner side of the limit groove b309, so that the position of the support plate 303 can be conveniently fixed. Secondly, the switch of the cylinder a405 is turned on. Under the action of the cylinder a405, the baffle 403 is driven to move by the cylinder a405, and under the action of the hinge 402, the baffle 403 can be driven to rotate by the hinge 402, so that the discharge port 401 can be conveniently blocked, and the grouting amount of the discharge port can be predicted and monitored through the gravity sensor b407. , and then set the excavation speed according to the injection amount, so as to ensure that the excavation speed matches the injection amount and achieve the best injection effect. Finally, under the action of cylinder b605, cylinder b605 is used to drive the cleaning plate 603 to move, and then the cleaning plate 603 can be used to conveniently clean the inner wall surface of the mixing barrel 5. The switch of motor 701 is turned on, and under the action of motor 701, the motor 701 is used to drive the rotating shaft 702 to rotate, and then the stirring blade 703 is driven to conveniently mix the raw materials. In this way, the working principle and working process of a uniform speed injection device for special materials for rock slab filling are completed, and the contents not described in detail in this specification belong to the existing technology known to professional and technical personnel in this field.

[0045] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, and can be mechanical or electrical connections, or internal connectivity between two components, or direct connections. "Up", "down", "left", "right", etc. are only used to indicate relative position relationships. When the absolute position of the object being described changes, the relative position relationship may change.

Claims

1. A device for uniformly injecting special materials for rock plate filling, comprising a body (1), characterized in that: A quantitative mechanism (2) is arranged above the machine body (1), the quantitative mechanism (2) comprises a feed port (201), the feed port (201) is arranged on the upper surface of the machine body (1), a limiting groove a (206) is arranged on the surface of the feed port (201), a heat dissipation mechanism (3) is arranged on the surface of the machine body (1), a discharge mechanism (4) is arranged on one side of the machine body (1), a stirring barrel (5) is arranged inside the machine body (1), a cleaning mechanism (6) is arranged on the inner wall surface of the stirring barrel (5), and a stirring mechanism (7) is arranged inside the stirring barrel (5).

2. The uniform speed injection device for special material for rock plate filling according to claim 1 is characterized in that: An electric rotating shaft (202) is arranged on the inner wall surface of the feed port (201), and the electric rotating shaft (202) is symmetrically arranged with respect to the central axis of the feed port (201), and a quantitative plate (203) is arranged on one side of the electric rotating shaft (202).

3. The uniform speed injection device for special material for rock plate filling according to claim 2 is characterized in that: A spring a (204) is arranged on the surface of the quantitative plate (203), and a limiting rod a (205) is arranged on one side of the spring a (204), and the outer diameter of the limiting rod a (205) matches the inner diameter of the limiting groove a (206).

4. The uniform speed injection device for special material for rock plate filling according to claim 1 is characterized in that: A thread groove (207) is provided on the surface of the feed port (201), a threaded rod (208) is provided inside the thread groove (207), the inner diameter of the thread groove (207) matches the outer diameter of the threaded rod (208), a scale bar (209) is provided on one side of the threaded rod (208), and a gravity sensor a (210) is provided on the surface of the quantitative plate (203).

5. The uniform speed injection device for special material for rock plate filling according to claim 1 is characterized in that: The heat dissipation mechanism (3) comprises a slide groove a (301), the slide groove a (301) is provided on the surface of the machine body (1), a slider a (302) is provided inside the slide groove a (301), a support plate (303) is provided on the surface of the slider a (302), a movable groove (304) is provided on the surface of the support plate (303), a movable rod (305) is provided inside the movable groove (304), and a heat dissipation net (306) is provided on one side of the movable rod (305).

6. The uniform speed injection device for special material for rock plate filling according to claim 5 is characterized in that: A spring b (307) is arranged on one side of the support plate (303), and the springs b (307) are distributed at equal intervals on the surface of the support plate (303). A limiting rod b (308) is arranged on one side of the spring b (307), and a limiting groove b (309) is arranged on one side of the limiting rod b (308), and the inner diameter of the limiting groove b (309) matches the outer diameter of the limiting rod b (308).

7. The uniform speed injection device for special material for rock plate filling according to claim 1 is characterized in that: The discharge mechanism (4) comprises a discharge port (401), the discharge port (401) being opened on one side of the machine body (1), a hinge (402) being arranged below the discharge port (401), a baffle (403) being arranged on one side of the hinge (402), a threaded shaft a (404) being arranged below the baffle (403), a cylinder a (405) being arranged on one side of the threaded shaft a (404), a threaded shaft b (406) being arranged on one side of the cylinder a (405), and a gravity sensor b (407) being arranged below the discharge port (401).

8. The uniform speed injection device for special material for rock plate filling according to claim 1 is characterized in that: The cleaning mechanism (6) comprises a slide groove b (601), wherein the slide groove b (601) is opened on the inner wall surface of the mixing barrel (5), a slider b (602) is arranged inside the slide groove b (601), a cleaning plate (603) is arranged on the surface of the slider b (602), a connecting block (604) is arranged on one side of the cleaning plate (603), and a cylinder b (605) is arranged on one side of the connecting block (604).

9. The uniform speed injection device for special material for rock plate filling according to claim 1 is characterized in that: The stirring mechanism (7) comprises a motor (701), wherein the motor (701) is arranged inside the machine body (1), a rotating shaft (702) is arranged on one side of the motor (701), and a stirring blade (703) is arranged on the surface of the rotating shaft (702).

10. The uniform speed injection device for special material for rock plate filling according to claim 4 is characterized in that: The gravity sensor a (210) and the electric rotating shaft (202) are electrically connected, and the gravity sensor a (210) and the electric rotating shaft (202) form an electrical series structure. The model of the gravity sensor a (210) is JHHM-H1, and the model of the electric rotating shaft (202) is Y200RA200.

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