Pig house convenient for cleaning dirt and excrement

Abstract

The utility model discloses a hog house convenient for cleaning dirt and excrement, and relates to the technical field of hog houses. Iron handrail frame bodies are installed on the four sides of the upper end face of the excrement collecting frame, a cleaning type excrement leaking plate mechanism is installed on the upper end face of the excrement collecting frame, an electric excrement scraping plate mechanism is installed at the bottom of the cleaning type excrement leaking plate mechanism, and an excrement outlet groove is formed in one side of the excrement collecting frame and connected with an excrement storage box. According to the utility model, the excrement leakage plate can be cleaned, the excrement can be electrically scraped, the excrement can be conveniently collected and stored in the later period, and labor and time are saved; manure leakage is achieved through the cleaning type manure leakage plate mechanism, cleaning and cooling of the manure leakage plate can be achieved through the cleaning mechanism, rapid cleaning can be achieved conveniently, and labor and time can be saved; the electric manure scraping plate mechanism is adopted to achieve rapid manure scraping, so that manure enters the manure storage box body rapidly, manual manure cleaning is not needed, efficiency can be improved, and cleanliness of the hog house is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of pig houses, and in particular relates to a pig house which is convenient for cleaning feces. Background Art

[0002] Pig houses are buildings used to raise pigs. Depending on the purpose of the pigs' breeding, they can be divided into breeding houses, gestation houses, farrowing houses, finishing houses, and fattening houses. Feeding and watering are generally done inside the houses, with areas for pigs to exercise or manure ducts left outside. The houses are separated by walls or pens.

[0003] Existing piggeries used for animal husbandry are generally composed of iron railings and slatted floor panels, which have the following disadvantages when used:

[0004] 1. The feces on the slatted floor needs to be cleaned regularly, and the cleaning requires manual operation, which wastes time and is not easy to clean. In addition, when cooling is needed in the summer, the pigs also need to be watered.

[0005] Second, the manure in the pig house needs to be collected manually, and when collecting, the operator needs to bend over to operate, which is time-consuming and labor-intensive, and it is not easy to discharge the manure. Utility Model Content

[0006] In order to solve the problems mentioned in the above background technology, the purpose of the present utility model is to provide a pig house that is easy to clean the manure, easy to clean the manure slatted plate and cool down, and can also scrape the manure.

[0007] The utility model discloses a pig house which is convenient for cleaning dirty manure, comprising an iron railing frame, a manure collecting frame, a manure storage box, a cleaning type manure leaking board mechanism, and an electric manure scraping board mechanism; the iron railing frame is installed on four sides of the upper end surface of the manure collecting frame, the cleaning type manure leaking board mechanism is installed on the upper end surface of the manure collecting frame, the electric manure scraping board mechanism is installed on the bottom of the cleaning type manure leaking board mechanism, a manure discharge chute is opened on one side of the manure collecting frame, and the manure discharge chute is connected to the manure storage box.

[0008] Preferably, the iron railing frame includes longitudinal iron rods, connecting rods, a reinforcement frame, and a door body; several longitudinal iron rods are evenly installed on the outer edge of the upper end surface of the feces collection frame, several connecting rods are connected between the several longitudinal iron rods, and a reinforcement frame is installed at the upper end of the several longitudinal iron rods. An installation groove is opened on one side of the reinforcement frame, and the door body is installed in the installation groove.

[0009] Preferably, a feces inlet trough is provided on the upper side of the feces collecting frame, and a feces outlet trough is provided on the right side of the feces collecting frame.

[0010] Preferably, a feces storage trough is provided on the upper left side wall of the feces storage box body, a feces extraction trough is provided on the upper end of the feces storage box body, and a baffle is installed on the feces extraction trough.

[0011] Preferably, the cleaning type slatted floor mechanism includes a slatted floor, a transverse reinforcement plate, a longitudinal reinforcement plate, and a cleaning mechanism; a plurality of slatted floor grooves are provided on the slatted floor, a transverse reinforcement plate is installed at the bottom middle of the slatted floor, a plurality of longitudinal reinforcement plates are installed at the bottom of the slatted floor, and the plurality of longitudinal reinforcement plates are arranged between the two slatted floor grooves, and a cleaning mechanism is installed on one side of the upper end of the slatted floor.

[0012] Preferably, the cleaning mechanism includes a mounting frame, a rotating cleaning tube, a nozzle, a rotating motor, and a mounting shaft; mounting shafts are installed at both ends of the rotating cleaning tube, and the mounting shaft of the rotating cleaning tube is installed in the mounting frame through bearings. Water outlet holes are evenly opened on the rotating cleaning tube, and nozzles are installed on the water outlet holes. A rotating motor is installed on the outer wall of the mounting frame, and the rotating motor is connected to the mounting shaft on the right side. Long grooves are opened on the inner wall and the upper wall of the mounting frame.

[0013] Preferably, the installation shaft on the left side of the rotary cleaning pipe is a hollow shaft, which is connected to the interior of the rotary cleaning pipe, and a water inlet connector is installed at the outer end of the installation shaft on the left side.

[0014] Preferably, the electric manure scraper mechanism includes an electric drive mechanism, an upper mounting plate, and a manure scraper; upper mounting plates are mounted on both upper ends of the two electric drive mechanisms, and the two electric drive mechanisms are connected to both ends of the manure scraper.

[0015] Preferably, the electric drive mechanism includes a side mounting frame, a main sprocket, a secondary sprocket, and a chain; the main sprocket and the secondary sprocket are respectively installed on the inner side of the two side mounting frames through bearing seats, and chains are wrapped around the main sprocket and the secondary sprocket. The two main sprockets are connected by a connecting shaft, and the two secondary sprockets are connected by a connecting shaft. The connecting shaft of the main sprocket is connected to the shaft of the drive motor, and the drive motor is installed on the side mounting frame.

[0016] Preferably, the manure scraper includes an upper straight plate body and a lower arc-shaped plate; the lower end of the upper straight plate body is connected to the lower arc-shaped plate, and mounting grooves are provided on both upper sides of the upper straight plate body.

[0017] Compared with the existing technology, the present invention has the following advantages: the iron railing frame, feces collection frame, feces storage box, cleaning slatted floor mechanism, and electric slatted floor mechanism cooperate with each other to achieve cleaning of slatted floor and electric slatted floor, which is convenient for the collection and storage of feces in the later stage, saving labor and time. The specific advantages are:

[0018] 1. The drainage of feces is achieved through a cleaning type slatted floor mechanism, and a cleaning mechanism can be used to clean and cool the slatted floor, which is convenient for quick cleaning and can save labor and time.

[0019] Second, an electric scraper mechanism is used to quickly scrape the manure, so that the manure can quickly enter the manure storage box. There is no need for manual manure cleaning, which can improve efficiency and ensure the cleanliness of the pig house. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] For ease of explanation, the present invention is described in detail with reference to the following specific embodiments and accompanying drawings.

[0021] Figure 1 It is a structural diagram of the utility model;

[0022] Figure 2 This is a top view of the reinforcement frame in the present invention;

[0023] Figure 3 This is a schematic structural diagram of the feces collection frame in the present invention;

[0024] Figure 4 This is a schematic diagram of the structure of the feces storage box in the utility model;

[0025] Figure 5 This is a schematic diagram of the structure of the cleaning type slatted floor mechanism in the utility model;

[0026] Figure 6 This is a schematic diagram of the structure of the slatted floor in the utility model;

[0027] Figure 7 This is a schematic structural diagram of the rotary cleaning tube in the present invention;

[0028] Figure 8 This is a top view of the electric manure scraper mechanism in the utility model;

[0029] Figure 9 This is a schematic diagram of the structure of the electric drive mechanism in the present utility model;

[0030] Figure 10 It is a structural schematic diagram of the manure scraper in the utility model.

[0031] In the figure: 1- iron railing frame; 2- feces collection frame; 3- feces storage box; 4- cleaning slatted floor mechanism; 5- electric scraper mechanism;

[0032] 1-1-longitudinal iron rod; 1-2-connecting rod; 1-3-reinforcement frame; 1-4-door body;

[0033] 2-1-inlet manure trough; 2-2-outlet manure trough;

[0034] 3-1- manure storage tank; 3-2- baffle;

[0035] 4-1 - Slatted floor panel; 4-2 - Horizontal reinforcement plate; 4-3 - Longitudinal reinforcement plate; 4-4 - Mounting frame; 4-5 - Rotating cleaning pipe; 4-6 - Nozzle; 4-7 - Rotating motor; 4-8 - Mounting shaft; 4-9 - Water inlet connector;

[0036] 4-41-long groove;

[0037] 5-1-Electric drive mechanism; 5-2-Upper mounting plate; 5-3-Manure scraper;

[0038] 5-11-Side mounting bracket; 5-12-Main sprocket; 5-13-Secondary sprocket; 5-14-Chain;

[0039] 5-31-upper straight plate; 5-32-lower curved plate; 5-33-mounting slot. DETAILED DESCRIPTION

[0040] In order to make the purpose, technical solutions and advantages of the present invention clearer, the present invention is described below through the specific embodiments shown in the accompanying drawings. However, it should be understood that these descriptions are only exemplary and are not intended to limit the scope of the present invention. The structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read. They are not used to limit the limiting conditions for the implementation of the present invention, so they have no technical significance. Any structural modification, change in proportional relationship or adjustment of size should still fall within the scope of the technical content disclosed in the present invention without affecting the efficacy and purpose that can be achieved by the present invention. In addition, in the following description, the description of known structures and technologies is omitted to avoid unnecessary confusion of the concept of the present invention.

[0041] It should also be noted here that, in order to avoid obscuring the present invention due to unnecessary details, only structures and / or processing steps closely related to the solution according to the present invention are shown in the accompanying drawings, while other details that are not closely related to the present invention are omitted.

[0042] like Figures 1 to 10As shown, this specific embodiment adopts reinforced railings to achieve the barrier of the pig house, and adopts a manure collection frame to collect manure. The manure in the manure collection frame will enter the manure storage box to achieve manure storage, and the cleaning type manure leakage board mechanism is used to achieve manure leakage, cleaning and cooling. The following technical solutions are specifically adopted: it includes an iron railing frame 1, a manure collection frame 2, a manure storage box 3, and a cleaning type manure leakage board mechanism 4; the four sides of the upper end surface of the manure collection frame 2 are equipped with an iron railing frame 1, and the iron railing frame 1 achieves the protection of the pig house, and a manure discharge chute is opened on one side of the manure collection frame 2, and the manure discharge chute is connected to the manure storage box 3, and the manure collection frame 2 can achieve the collection of manure and can enter the manure storage box 3 for storage, which is convenient for later discharge. The upper end surface of the manure collection frame 2 is equipped with a cleaning type manure leakage board mechanism 4, which achieves the leakage of manure and is convenient for cleaning the manure leakage board; as shown Figure 1 、 Figure 2 As shown, the iron railing frame 1 includes a longitudinal iron rod 1-1, a connecting rod 1-2, a reinforcement frame 1-3, and a door body 1-4; several longitudinal iron rods 1-1 are evenly installed on the outer edge of the upper end surface of the feces collection frame 2, and several connecting rods 1-2 are connected between the longitudinal iron rods 1-1. After the longitudinal iron rods 1-1 and the connecting rods 1-2 are connected, they form a reinforced railing body. At the same time, the reinforcement frame 1-3 is used to improve the strength of the reinforced railing body, so that the reinforced railing body is not easily deformed. The upper ends of the several longitudinal iron rods 1-1 are equipped with a reinforcement frame 1-3, and a mounting groove is opened on one side of the reinforcement frame 1-3. The door body 1-4 is installed in the mounting groove. The door body 1-4 is easy to open and easy to open and close; as shown Figure 2 As shown, a manure inlet trough 2-1 is provided on the upper side of the manure collecting frame 2, and a manure outlet trough 2-2 is provided on the right side of the manure collecting frame 2. The manure inlet trough 2-1 can be entered from the manure slatted plate, and the manure outlet trough 2-2 can be used to enter the manure storage box 3, which is convenient for storing manure. Figure 4 As shown, a feces storage trough 3-1 is provided on the upper left side wall of the feces storage box 3, and the feces storage trough 3-1 can realize feces storage, which is convenient for the later discharge of feces. A feces extraction trough is provided at the upper end of the feces storage box 3, and a baffle 3-2 is installed on the feces extraction trough. The baffle 3-2 can cover the feces storage box 3, which is convenient for opening it later to extract feces.

[0043] From the above, if Figure 5 、 Figure 6 、 Figure 7As shown, in this specific embodiment, the cleaning type slatted floor mechanism is used to clean the slatted floor, and the cleaning mechanism can achieve cooling. Specifically, the following technical solutions are adopted: the cleaning type slatted floor mechanism 4 includes a slatted floor 4-1, a transverse reinforcing plate 4-2, a longitudinal reinforcing plate 4-3, and a cleaning mechanism; a plurality of slatted floor grooves 4-11 are provided on the slatted floor 4-1, and the slatted floor grooves 4-11 can achieve slatted floor, a transverse reinforcing plate 4-2 is installed at the bottom middle of the slatted floor 4-1, and a plurality of longitudinal reinforcing plates 4-3 are installed at the bottom of the slatted floor 4-1. -3, the transverse reinforcement plate 4-2 and the longitudinal reinforcement plate 4-3 can improve the strength of the slatted floor 4-1, and several longitudinal reinforcement plates 4-3 are arranged between the two slatted floor troughs 4-11. A cleaning mechanism is installed on one side of the upper end of the slatted floor 4-1. The cleaning mechanism can clean the slatted floor 4-1 and cool it down at the same time; the cleaning mechanism includes a mounting frame 4-4, a rotating cleaning pipe 4-5, a nozzle 4-6, a rotating motor 4-7, and a mounting shaft 4-8; both ends of the rotating cleaning pipe 4-5 are equipped with mounting shafts 4-8, and the rotating The mounting shaft 4-8 of the rotary cleaning pipe 4-5 is mounted in the mounting frame 4-4 through a bearing. The rotary cleaning pipe 4-5 can rotate. Water outlet holes are evenly opened on the rotary cleaning pipe 4-5. The water outlet holes are equipped with nozzles 4-6. The nozzles 4-6 can spray water. A rotary motor 4-7 is installed on the outer wall of the mounting frame 4-4. The rotary motor 4-7 is connected to the mounting shaft 4-8 on the right side. The rotary motor 4-7 can drive the rotary cleaning pipe 4-5 to rotate. The inner wall and the upper side wall of the mounting frame 4-4 are both provided with long Groove 4-41, the elongated groove 4-41 can realize the spraying of water; the installation shaft 4-8 on the left side of the rotating cleaning tube 4-5 is a hollow shaft, which is connected to the interior of the rotating cleaning tube 4-5, and the outer end of the installation shaft 4-8 on the left side is installed with a water inlet connector 4-9, which can be connected to the water inlet pipe. At the same time, the water inlet connector 4-9 is an existing rotary connector, which is convenient for the rotating cleaning tube to rotate while the water inlet pipe does not rotate. In order to increase the pressure, a high-pressure pump can be installed on the water inlet pipe to increase the pressure.

[0044] like Figure 1 、 Figure 2 As shown, in this specific embodiment, the electric scraper mechanism is used to scrape the feces, and manual cleaning is not required, which can save time and improve efficiency. The following technical solutions are specifically adopted: it includes an electric scraper mechanism 5; the bottom of the cleaning slatted plate mechanism 4 is equipped with an electric scraper mechanism 5, which can scrape the feces in the feces collection frame 2 so that the feces enter the feces storage box 3, as shown in FIG. Figure 8As shown, the electric manure scraper mechanism 5 includes an electric drive mechanism 5-1, an upper mounting plate 5-2, and a manure scraper 5-3; the upper ends of the two electric drive mechanisms 5-1 are both mounted with upper mounting plates 5-2, and the upper mounting plates 5-2 can realize the installation of the two electric drive mechanisms 5-1, and the electric drive mechanism 5-1 can realize driving the manure scraper 5-3 to scrape manure, and the two electric drive mechanisms 5-1 are connected to the two ends of the manure scraper 5-3; as shown Figure 9 As shown, the electric drive mechanism 5-1 includes a side mounting frame 5-11, a main sprocket 5-12, a secondary sprocket 5-13, and a chain 5-14; the inner sides of the two side mounting frames 5-11 are respectively mounted with the main sprocket 5-12 and the secondary sprocket 5-13 through the bearing seat, and the chain 5-14 is wound around the main sprocket 5-12 and the secondary sprocket 5-13. The two main sprockets 5-12 are connected by a connecting shaft, which can realize the simultaneous driving of the two main sprockets 5-12. The two secondary sprockets 5-13 are connected by a connecting shaft. The connecting shaft of the main sprocket 5-12 is connected to the shaft of the driving motor. The driving motor is mounted on the side mounting frame 5-11. The driving motor can drive the two main sprockets 5-12 at the same time. The main sprocket 5-12 drives the secondary sprocket 5-13 to rotate through the chain 5-14. Figure 10 As shown, the scraper plate 5-3 includes an upper straight plate body 5-31 and a lower curved plate 5-32; the lower end of the upper straight plate body 5-31 is connected to the lower curved plate 5-32, and mounting grooves 5-33 are provided on both upper sides of the upper straight plate body 5-31. The upper straight plate body 5-31 is installed on the chain 5-14 through the mounting grooves 5-33, and the lower curved plate 5-32 can realize fast scraping of feces.

[0045] The working principle of this specific embodiment is as follows: when in use, a pit needs to be excavated at a designated location, so that the manure collection frame 2 and the manure storage box 3 are placed in the pit and adjusted to a horizontal position. At this time, the door body 1-4 of the iron railing frame 1 is opened, and the pigs are locked in the iron railing frame 1. The iron railing frame 1 can achieve pig isolation. When in use, the manure leakage plate 4-1 of the cleaning manure leakage plate mechanism 4 realizes manure leakage, so that the manure enters the manure collection frame 2. The manure in the manure collection frame 2 is scraped by the electric manure scraper mechanism 5, so that the manure enters the manure storage box 3. When the electric manure scraper mechanism 5 scrapes the manure, it drives the manure scraper 5-3 to scrape the manure through the electric drive mechanism 5-1. The driving motor of the electric drive mechanism 5-1 drives the main sprocket 5-12 to rotate, and the main sprocket 5-12 can drive the rotation of the chain 5-14, and the chain 5-14 can drive the scraper 5-3 to move forward, so that the scraper 5-3 can quickly scrape the manure, and the cleaning type slatted plate mechanism 4 can clean the slatted plate 4-1. When cleaning, a water pipe is connected to the water inlet connector 4-9. When high pressure is required, a high-pressure pump needs to be installed on the water pipe. When water is inlet, it drives the rotating cleaning pipe 4-5 to rotate through the rotating motor 4-7. When the rotating cleaning pipe 4-5 rotates, it can clean the slatted plate 4-1 and the pigs, and can cool the pig house in hot weather.

[0046] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations that come within the meaning and range of equivalents of the claims be embraced within the present invention.

[0047] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A pig house that is convenient for cleaning manure, characterized by: The invention comprises an iron railing frame (1), a feces collection frame (2), a feces storage box (3), a cleaning type slatted feces plate mechanism (4), and an electric feces scraper mechanism (5); the iron railing frame (1) is installed on four sides of the upper end surface of the feces collection frame (2); the cleaning type slatted feces plate mechanism (4) is installed on the upper end surface of the feces collection frame (2); the electric feces scraper mechanism (5) is installed at the bottom of the cleaning type slatted feces plate mechanism (4); a feces discharge trough is opened on one side of the feces collection frame (2), and the feces discharge trough is connected to the feces storage box (3).

2. A pig house that is convenient for cleaning manure according to claim 1, characterized in that: The iron railing frame (1) comprises longitudinal iron bars (1-1), connecting bars (1-2), a reinforcement frame (1-3), and a door body (1-4); a plurality of longitudinal iron bars (1-1) are evenly mounted on the outer edge of the upper end surface of the feces collection frame (2); a plurality of connecting bars (1-2) are connected between the longitudinal iron bars (1-1); a reinforcement frame (1-3) is mounted on the upper ends of the longitudinal iron bars (1-1); a mounting groove is provided on one side of the reinforcement frame (1-3), and the door body (1-4) is mounted in the mounting groove.

3. The pig house that is convenient for cleaning manure according to claim 1, characterized in that: A feces inlet trough (2-1) is provided on the upper side of the feces collection frame (2), and a feces outlet trough (2-2) is provided on the right side of the feces collection frame (2).

4. The pig house that is convenient for cleaning manure according to claim 1, characterized in that: A feces storage trough (3-1) is provided on the upper left side wall of the feces storage box (3), a feces extraction trough is provided at the upper end of the feces storage box (3), and a baffle (3-2) is installed on the feces extraction trough.

5. The pig house that is convenient for cleaning manure according to claim 1, characterized in that: The cleaning type slatted dung board mechanism (4) comprises a slatted dung board (4-1), a transverse reinforcing plate (4-2), a longitudinal reinforcing plate (4-3), and a cleaning mechanism; the slatted dung board (4-1) is provided with a plurality of slatted troughs (4-11); a transverse reinforcing plate (4-2) is installed at the middle of the bottom of the slatted dung board (4-1); a plurality of longitudinal reinforcing plates (4-3) are installed at the bottom of the slatted dung board (4-1), and the plurality of longitudinal reinforcing plates (4-3) are arranged between the two slatted troughs (4-11); and a cleaning mechanism is installed on one side of the upper end of the slatted dung board (4-1).

6. The pig house that is convenient for cleaning manure according to claim 5, characterized in that: The cleaning mechanism comprises a mounting frame (4-4), a rotating cleaning pipe (4-5), a nozzle (4-6), a rotating motor (4-7), and a mounting shaft (4-8); mounting shafts (4-8) are mounted on both ends of the rotating cleaning pipe (4-5); the mounting shafts (4-8) of the rotating cleaning pipe (4-5) are mounted in the mounting frame (4-4) via bearings; water outlet holes are evenly opened on the rotating cleaning pipe (4-5); nozzles (4-6) are mounted on the water outlet holes; a rotating motor (4-7) is mounted on the outer wall of the mounting frame (4-4); the rotating motor (4-7) is connected to the mounting shaft (4-8) on the right side; and long grooves (4-41) are opened on the inner wall and the upper wall of the mounting frame (4-4).

7. A pig house that is convenient for cleaning manure according to claim 6, characterized in that: The installation shaft (4-8) on the left side of the rotating cleaning pipe (4-5) is a hollow shaft, which is communicated with the interior of the rotating cleaning pipe (4-5), and a water inlet connector (4-9) is installed on the outer end of the installation shaft (4-8) on the left side.

8. The pig house that is convenient for cleaning manure according to claim 1, characterized in that: The electric manure scraper mechanism (5) comprises an electric drive mechanism (5-1), an upper mounting plate (5-2), and a manure scraper (5-3); the upper mounting plates (5-2) are mounted on both upper ends of the two electric drive mechanisms (5-1), and the two electric drive mechanisms (5-1) are connected to both ends of the manure scraper (5-3).

9. The pig house that is convenient for cleaning manure according to claim 8, characterized in that: The electric drive mechanism (5-1) comprises a side mounting frame (5-11), a main sprocket (5-12), a secondary sprocket (5-13), and a chain (5-14); the main sprocket (5-12) and the secondary sprocket (5-13) are respectively mounted on the inner sides of the two side mounting frames (5-11) via bearing seats; the chain (5-14) is wound around the main sprocket (5-12) and the secondary sprocket (5-13); the two main sprockets (5-12) are connected via a connecting shaft; the two secondary sprockets (5-13) are connected via a connecting shaft; the connecting shaft of the main sprocket (5-12) is connected to the shaft of a drive motor; and the drive motor is mounted on the side mounting frame (5-11).

10. The pig house that is convenient for cleaning manure according to claim 8, characterized in that: The manure scraper (5-3) comprises an upper straight plate body (5-31) and a lower curved plate (5-32); the lower end of the upper straight plate body (5-31) is connected to the lower curved plate (5-32), and mounting grooves (5-33) are provided on both upper sides of the upper straight plate body (5-31).

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