WO2024060330A1

WO2024060330A1 - Camellia oleifera abel drying and fine sorting machine

Info

Publication number: WO2024060330A1
Application number: PCT/CN2022/124286
Authority: WO
Inventors: 刘军晖; 胡瑞思; 李闻名
Original assignee: 湖南省展望生物科技发展有限公司
Priority date: 2022-09-20
Filing date: 2022-10-10
Publication date: 2024-03-28
Also published as: CN115451671A

Abstract

A camellia oleifera abel drying and fine sorting machine, the machine comprising a shell, wherein a processing mechanism is fixedly connected inside the shell, a base frame is fixedly connected to the bottom of an inner cavity of the shell, a mounting mechanism is arranged at the top of the base frame, and an oscillating mechanism is arranged in the base frame. In the camellia oleifera abel drying and fine sorting machine, by means of the design of the processing mechanism, a cylinder wall of a cylinder is a mesh-plate-shaped air-permeable cylinder wall; after being placed into the cylinder, a camellia oleifera abel seed material is heated by means of a heating mesh being electrified; a first electric motor operates to drive a rotary rod to rotate, the rotary rod drives fan blades to rotate so as to generate an airflow, the airflow is heated after passing through the heating mesh, and the material in the cylinder rolls in a process of rotation of the cylinder; and after the hot airflow is blown into the cylinder, a drying operation is carried out on the material, and generated steam is guided, by means of the radian of a flow guide plate, to an air discharge port where the steam is discharged to the outside, such that the material is dried in a continuous rolling process, and a drying effect is thus better.

Description

A tea oil drying and selecting machine

Technical field

The present disclosure relates to the technical field of camellia oleifera processing, specifically a camellia oleifera drying and selection machine.

Background technique

Camellia oleifera, Camellia genus, Camellia, Camellia. This type of plant is widely cultivated in China from the Yangtze River Basin to South China. Camellia oleifera is a shrub or medium tree. The twigs have coarse hairs, the leaves are leathery, oval, oblong or obovate, with a pointed apex and a blunt head; the flowers are terminal, close to Sessile, falling off after flowering, petals white, anthers yellow, attached on the back; capsule spherical or oval, with 1 or 2 seeds in each cell, woody, thick central axis, it likes warmth during the flowering period in winter and spring. Afraid of cold, the soil requirements are not very strict and are generally suitable for acidic soil with deep soil layers. When processing Camellia oleifera, it needs to go through many processes such as pressing, drying, and screening.

In the current Camellia oleifera processing process, the drying and selection of Camellia oleifera need to be carried out in different devices. This results in the conversion of Camellia oleifera into different processes, which requires more manpower to operate, which is more troublesome and Since it takes time to adjust between different equipment, it will also affect the processing efficiency.

Contents of the invention

The purpose of this disclosure is to provide a camellia oleifera drying and selection machine to solve the problems raised in the above background technology.

In order to achieve the above purpose, the present disclosure provides the following technical solution: a camellia oleifera drying and selection machine, including a shell, a processing mechanism is fixedly connected to the inside of the shell, and a base frame is fixedly connected to the bottom of the inner cavity of the shell, so An installation mechanism is provided on the top of the base frame, and an oscillation mechanism is provided inside the base frame.

The processing mechanism includes a cylinder, which is arranged inside the housing. The cylinder is connected to the front and rear side walls of the housing through a rotating shaft. A heating grid is fixedly connected to one side of the housing. Inside the housing A first filter frame and a second filter frame are provided respectively. The second filter frame is arranged on the top of the first filter frame, and a screening net is fixedly connected to the bottom of the second filter frame.

Preferably, one side of the housing is fixedly connected to a frame, one side of the frame is fixedly connected to a dust-proof net, one side of the frame is fixedly connected to a first motor, and the first motor is fixed through an output shaft. A rotating rod is connected, and the rotating rod penetrates one side wall of the frame and is rotationally connected with the frame. The rotating rod penetrates one side wall of the housing and is rotationally connected with the housing. A fan blade is fixedly connected to the outside of the rotating rod. Dust screens can prevent external dust from entering.

Preferably, the inner cavity wall of the cylinder is fixedly connected with auxiliary plates, and the auxiliary plates are distributed at equal intervals inside the cylinder. The top of the cylinder is provided with a sealing cover, and the sealing cover penetrates the top of the cylinder, and the sealing cover It is connected to the cylinder through bolts, and a sealing door is provided on the front side of the housing. The sealing door is connected to the housing through a hinge, and the sealing cover can seal the top of the cylinder.

Preferably, a support plate is fixedly connected to one side wall of the inner cavity of the housing, a guide plate is fixedly connected to one side of the support plate, an exhaust port is provided on the top of the housing, and a third exhaust port is fixedly connected to the rear side of the housing. Two motors, the second motor is fixedly connected to one of the rotating shafts through the output shaft, and the exhaust port can discharge steam.

Preferably, the installation mechanism includes an I-shaped plate, a movable groove is provided at the top of the base frame, the I-shaped plate penetrates the movable groove and matches the movable groove, and the I-shaped plate is arranged at the bottom of the first screening frame, The top of the I-shaped plate is fixedly connected to the limiting frame, and the bottom of the first screening frame is fixedly connected to a mounting plate. The mounting plate extends into the interior of the limiting frame and matches the limiting frame. The I-shaped plate can be placed in the movable groove. Flexible movement within.

Preferably, there is a cavity inside the I-shaped plate, and a two-way threaded rod is rotatably connected inside the cavity. The two-way threaded rod extends out of the I-shaped plate. There are two positioning plates inside the cavity. The I-shaped plate is provided with two positioning plates. There is a through slot on the top of the plate, and the two-way threaded rods penetrate through the two positioning plates and are threadedly connected to the positioning plates. Both positioning plates penetrate through the through slots and match the through slots. The positioning plates penetrate through the limit frame. The side wall extends into the inside of the mounting plate, and the rotation of the two-way threaded rod can drive the two positioning plates to move toward or away from each other.

Preferably, L-shaped plates are fixedly connected to the left and right sides of the second screening frame, and horizontal plates are fixedly connected to the left and right sides of the first screening frame. The L-shaped plates penetrate the horizontal plates, and the top of the horizontal plates Both the top and the bottom of the horizontal plate are provided with clamping plates, and the sliding blocks are fixedly connected to the clamping plates. The top and bottom of the horizontal plates are provided with chute, and the sliding block is arranged inside the chute and matches the chute. The card plate runs through the L-shaped plate, and the slider can move flexibly inside the chute.

Preferably, there is a groove at the top of the inside of the clamping plate, and a clamping block is provided inside the groove. The clamping block extends out of the outside of the clamping plate, and one side of the clamping block fits the inside of the L-shaped plate, and the bottom of the clamping block is fixedly connected with The first spring is fixedly connected inside the groove, and the clamping block can provide a limit to the L-shaped plate.

Preferably, the oscillation mechanism includes a third motor, which is fixedly connected to the top of the base frame. The third motor is fixedly connected to a round rod through an output shaft, and the round rod penetrates the top of the base frame and is connected with the base frame. Rotatingly connected, a round plate is fixedly connected to the outside of the round rod, a knocking plate is fixedly connected to the outside of the round plate, a strip plate is fixedly connected to the bottom of the inner cavity of the base frame, between the strip plate and the connecting plate A second spring is fixedly connected, and a third motor drives the round rod to rotate.

Preferably, a rectangular block is fixedly connected to the bottom of the inner cavity of the base frame, a moving groove is provided at the top of the rectangular block, a moving block is slidingly connected to the inside of the moving groove, and a T-shaped plate is fixedly connected to the top of the moving block, so A third spring is fixedly connected to one side of the moving block. The third spring is fixedly connected to the inside of the moving groove. The T-shaped plate is forced to impact the connecting plate.

Compared with the prior art, the present disclosure provides a tea oil drying and selecting machine, which has the following beneficial effects:

1. A camellia oleifera drying and selection machine. Through the design of the processing mechanism, the cylinder wall of the cylinder is a mesh-shaped breathable cylinder wall. After the camellia oleifera seed material is put into the inside of the cylinder, the heating network is electrically heated, and the first motor is driven. The rotating rod rotates, and the rotating rod drives the fan blades to rotate to generate airflow, which is heated after passing through the heating network. The materials in the cylinder roll during the rotation of the cylinder. After the hot airflow is blown into the cylinder, the materials are heated. The drying operation is performed, and the generated steam is guided to the exhaust port through the curvature of the deflector and discharged to the outside world. The materials are dried during continuous rolling, and the drying effect is better.

2. A camellia oleifera drying and selection machine. Through the design of the installation mechanism, when the first filter frame and the second filter frame need to be removed and cleaned, the clamping block can be directly pushed toward the inside of the clamping plate, and then the clamping plate can be moved to one side. After the side is pulled out to leave the L-shaped plate, the L-shaped plate is released from the limit, and the second filter frame can be directly pulled upward to remove it, and then the two-way threaded rod is rotated, and the two-way threaded rod drives the two positioning plates to move out of the installation After removing the outside of the plate, the first filter frame can also be pulled up and taken out. The entire disassembly process is simple and convenient, which is conducive to cleaning and use next time.

3. A camellia oleifera drying and selection machine. Through the design of the oscillation mechanism, the third motor works and drives the round rod to rotate. The round rod drives the circular plate to rotate. The circular plate drives the percussion plate to strike the T-shaped plate. The T-shaped After the plate moves, it quickly hits the connecting plate. At this time, the second spring and the third spring provide elastic force, thereby realizing the rapid left and right shaking of the first and second screening frames. The materials with smaller diameter inside the second screening frame pass through the screen. The sorting net drops into the first screening frame to realize the sorting process of materials.

Description of drawings

The drawings are used to provide a further understanding of the present disclosure and constitute a part of the specification. They are used to explain the present disclosure together with the embodiments of the present disclosure and do not constitute a limitation of the present disclosure. In the attached picture:

Figure 1 is a schematic structural diagram of the present disclosure;

Figure 2 is a cross-sectional view of the structure of the present disclosure;

Figure 3 is an excerpt of the housing in this disclosure;

Figure 4 is an enlarged view of point A in Figure 3;

Figure 5 is a top cross-sectional view of the housing.

In the picture: 1. Shell; 2. Processing mechanism; 21. Cylinder; 22. Rotating shaft; 23. Heating mesh; 24. First screening frame; 25. Second screening frame; 26. Screening mesh; 27. Frame 28. First motor; 29. Rotating rod; 291. Fan blade; 292. Sealing cover; 293. Deflector; 294. Second motor; 3. Base frame; 4. Installation mechanism; 41. I-beam ; 42. Limiting frame; 43. Mounting plate; 44. Two-way threaded rod; 45. Positioning plate; 46. L-shaped plate; 47. Horizontal plate; 48. Clamping plate; 49. Slider; 491. Clamping block; 492 , first spring; 5. oscillation mechanism; 51. third motor; 52. round rod; 53. knocking plate; 54. second spring; 55. rectangular block; 56. moving block; 57. third spring; 58 , T-shaped plate.

Detailed ways

The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present disclosure. Obviously, the described embodiments are only some of the embodiments of the present disclosure, rather than all implementations. example. Based on the embodiments in this disclosure, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of protection of this disclosure.

This disclosure provides the following technical solutions:

Embodiment 1

With reference to Figures 1 to 5, a Camellia Camellia drying and selection machine includes a housing 1, a processing mechanism 2 is fixedly connected to the inside of the housing 1, a base frame 3 is fixedly connected to the bottom of the inner cavity of the housing 1, and the top of the base frame 3 is provided There is an installation mechanism 4, and an oscillation mechanism 5 is provided inside the base frame 3.

The processing mechanism 2 includes a cylinder 21. The cylinder 21 is arranged inside the housing 1. The cylinder 21 is connected to the front and rear side walls of the housing 1 through a rotating shaft 22. A heating mesh 23 is fixedly connected to one side of the housing 1. Inside the housing 1 A first screening frame 24 and a second screening frame 25 are provided respectively. The second screening frame 25 is provided at the top of the first screening frame 24. The bottom of the second screening frame 25 is fixedly connected to a screening net 26, and one side of the housing 1 is fixedly connected. There is a frame 27, and a dustproof net is fixedly connected to one side of the frame 27. A first motor 28 is fixedly connected to one side of the frame 27. The first motor 28 is fixedly connected to a rotating rod 29 through an output shaft, and the rotating rod 29 penetrates the frame. 27 side wall and is rotationally connected with the frame 27, the rotating rod 29 penetrates the side wall of the housing 1 and is rotationally connected with the housing 1, the rotating rod 29 is fixedly connected with a fan blade 291 on the outside, and is fixedly connected on the inner cavity wall of the cylinder 21 There are auxiliary plates, which are distributed at equal intervals inside the cylinder 21. A sealing cover 292 is provided on the top of the cylinder 21. The sealing cover 292 penetrates the top of the cylinder 21, and the sealing cover 292 and the cylinder 21 are connected by bolts. The shell 1 A sealing door is provided on the front side, and the sealing door is connected to the housing 1 through a hinge.

A support plate is fixedly connected to one side wall of the inner cavity of the housing 1. A guide plate 293 is fixedly connected to one side of the support plate. An exhaust port is provided on the top of the housing 1. A second motor 294 is fixedly connected to the rear side of the housing 1. The second motor 294 is fixedly connected to one of the rotating shafts 22 through the output shaft.

The cylinder wall of the cylinder (21) is a mesh-shaped breathable cylinder wall. After the camellia seed material is put into the cylinder (21), the heating mesh (23) is powered on and heated, and the first motor (28) works to drive the rotating rod (29) Rotate, the rotating rod (29) drives the fan blade (291) to rotate to generate airflow, and is heated after passing through the heating network (23). The material in the cylinder (21) rolls during the rotation of the cylinder (21). , after the hot airflow is blown into the cylinder (21), the material is dried, and the generated steam is guided to the exhaust port through the curvature of the guide plate (293) and discharged to the outside world, and the material is continuously rolled Drying, the drying effect is better.

Embodiment 2

Referring to Figures 1-5, and on the basis of Embodiment 1, it is further obtained that the installation mechanism 4 includes an I-shaped plate 41, a movable groove is provided at the top of the base frame 3, and the I-shaped plate 41 penetrates the movable groove and matches the movable groove. The letter plate 41 is arranged at the bottom of the first screening frame 24. The top of the I-shaped plate 41 is fixedly connected to the limiting frame 42. The bottom of the first screening frame 24 is fixedly connected to a mounting plate 43. The mounting plate 43 extends into the interior of the limiting frame 42 and is connected with the limiting frame 42. The position frame 42 matches, and a cavity is provided inside the I-shaped plate 41. A bidirectional threaded rod 44 is rotatably connected inside the cavity. The bidirectional threaded rod 44 extends out of the I-shaped plate 41. Two positioning plates 45 are provided inside the cavity. A through slot is provided at the top of the I-shaped plate 41. The two-way threaded rods 44 respectively pass through the two positioning plates 45 and are threadedly connected to the positioning plates 45. The two positioning plates 45 both pass through the through grooves and match the through grooves. The positioning plates 45 pass through The limiting frame 42 has one side wall and extends into the inside of the mounting plate 43 .

L-shaped plates 46 are fixedly connected to the left and right sides of the second screening frame 25, and transverse plates 47 are fixedly connected to the left and right sides of the first screening frame 24. The L-shaped plates 46 penetrate the transverse plates 47, and the transverse plates 47 are provided at the top and bottom. There is a clamping plate 48, and a slider 49 is fixedly connected to the clamping plate 48. A chute is provided at the top and bottom of the horizontal plate 47. The slider 49 is arranged inside the chute and matches the chute. The clamping plate 48 runs through the L-shaped plate. 46. There is a groove at the top of the clamping plate 48, and a clamping block 491 is provided inside the groove. The clamping block 491 extends out of the clamping plate 48, and one side of the clamping block 491 fits the inside of the L-shaped plate 46. The clamping block 491 A first spring 492 is fixedly connected to the bottom, and the first spring 492 is fixedly connected to the inside of the groove.

The oscillation mechanism 5 includes a third motor 51, which is fixedly connected to the top of the base frame 3. The third motor 51 is fixedly connected to a round rod 52 through an output shaft. The round rod 52 penetrates the top of the base frame 3 and is rotationally connected with the base frame 3. , a round plate is fixedly connected to the outside of the round rod 52, a knocking plate 53 is fixedly connected to the outside of the round plate, a strip plate is fixedly connected to the bottom of the inner cavity of the base frame 3, and a second spring 54 is fixedly connected between the strip plate and the connecting plate. , a rectangular block 55 is fixedly connected to the bottom of the inner cavity of the base frame 3, a moving groove is provided at the top of the rectangular block 55, a moving block 56 is slidingly connected inside the moving groove, a T-shaped plate 58 is fixedly connected to the top of the moving block 56, and one side of the moving block 56 A third spring 57 is fixedly connected, and the third spring 57 is fixedly connected inside the moving groove.

In the actual operation process, when this device is used, the device is first connected to the power supply. The wall of the cylinder 21 is a mesh-shaped breathable cylinder wall. After the camellia seed material is put into the interior of the cylinder 21, the sealing cover 292 is After the cover is closed, it is fixed by bolts, and then the heating mesh 23 is powered on and heated. The first motor 28 works to drive the rotating rod 29 to rotate. The rotating rod 29 drives the fan blade 291 to rotate to generate airflow, which is heated after passing through the heating mesh 23. The two motors 294 work to drive the connected rotating shaft 22 to rotate, and the rotating shaft 22 drives the cylinder 21 to rotate. The materials in the cylinder 21 roll during the rotation of the cylinder 21. After the hot airflow is blown into the cylinder 21, the material The drying operation is performed, and the generated steam is guided to the exhaust port through the curvature of the guide plate 293 and discharged to the outside world;

After drying is completed, the above steps are repeated to discharge the material inside the cylinder 21 into the second screening frame 25, and then the third motor 51 works and drives the round rod 52 to rotate, the round rod 52 drives the round plate to rotate, and the round plate drives the knocking plate 53 to knock the T-shaped plate 58. After the T-shaped plate 58 moves, it quickly hits the connecting plate. At this time, the second spring 54 and the third spring 57 provide elastic force, so that the first screening frame 24 and the second screening frame 25 can be quickly shaken left and right. The material with a smaller diameter inside the second screening frame 25 falls into the first screening frame 24 through the screening net 26, thereby realizing the sorting process of the material;

When the first screening frame 24 and the second screening frame 25 need to be removed and cleaned after the processing is completed, the clamping block 491 can be directly pinched toward the inside of the clamping plate 48, and then the clamping plate 48 can be pulled out to one side until it leaves the L-shaped plate. 46, the L-shaped plate 46 is released from the position limit, and the second screening frame 25 can be directly pulled upward and removed, and then the two-way threaded rod 44 is rotated, and the two-way threaded rod 44 drives the two positioning plates 45 to move out of the installation plate 43 After being removed from the outside, the first filter frame 24 can also be pulled up and taken out. The entire disassembly process is simple and convenient, which is conducive to next use after cleaning.

Finally, it should be noted that the above are only preferred embodiments of the present disclosure and are not intended to limit the present disclosure. Although the present disclosure has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions recorded in the foregoing embodiments, or to make equivalent replacements for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of this disclosure shall be included in the protection scope of this disclosure.

Claims

A camellia oleifera drying and selection machine includes a casing (1), including: a processing mechanism (2) is fixedly connected to the inside of the casing (1), and a base frame is fixedly connected to the bottom of the inner cavity of the casing (1). (3), the top of the base frame (3) is provided with an installation mechanism (4), and the interior of the base frame (3) is provided with an oscillation mechanism (5);

The processing mechanism (2) comprises a cylinder (21), the cylinder (21) is arranged inside the shell (1), the cylinder (21) is connected to the front and rear side walls of the shell (1) via a rotating shaft (22), a heating net (23) is fixedly connected to one side of the shell (1), a first screening frame (24) and a second screening frame (25) are respectively arranged inside the shell (1), the second screening frame (25) is arranged on the top of the first screening frame (24), and a screening net (26) is fixedly connected to the bottom of the second screening frame (25).
A camellia oleifera drying and selection machine according to claim 1, wherein: a frame (27) is fixedly connected to one side of the housing (1), and a dustproof frame (27) is fixedly connected to one side of the frame (27). Net, a first motor (28) is fixedly connected to one side of the frame (27), and a rotating rod (29) is fixedly connected to the first motor (28) through an output shaft, and the rotating rod (29) passes through the frame. One side wall of the body (27) is rotatably connected to the frame (27). The rotating rod (29) penetrates one side wall of the housing (1) and is rotatably connected to the housing (1). The rotating rod (29) Fan blades (291) are fixedly connected to the outside.
A camellia oleifera drying and selecting machine according to claim 1, wherein: auxiliary plates are fixedly connected to the inner cavity wall of the cylinder (21), and the auxiliary plates are distributed at equal intervals inside the cylinder (21), so A sealing cover (292) is provided on the top of the cylinder (21). The sealing cover (292) penetrates the top of the cylinder (21), and the sealing cover (292) and the cylinder (21) are connected by bolts. The housing (1) A sealing door is provided on the front side, and the sealing door is connected to the housing (1) through a hinge.
A camellia oleifera drying and selection machine according to claim 1, wherein: a support plate is fixedly connected to one side wall of the inner cavity of the housing (1), and a guide plate (293) is fixedly connected to one side of the support plate. , an exhaust port is provided on the top of the housing (1), and a second motor (294) is fixedly connected to the rear side of the housing (1). The second motor (294) is connected to one of the rotating shafts (294) through the output shaft. 22) Fixed connection.
A camellia oleifera drying and selecting machine according to claim 1, wherein: the installation mechanism (4) includes an I-shaped plate (41), and a movable groove is provided at the top of the base frame (3). The plate (41) penetrates the movable groove and matches the movable groove. The I-shaped plate (41) is arranged at the bottom of the first screening frame (24), and the top of the I-shaped plate (41) is fixedly connected to the limiting frame (42). , a mounting plate (43) is fixedly connected to the bottom of the first screening frame (24), and the mounting plate (43) extends into the interior of the limiting frame (42) and matches the limiting frame (42).
According to the oil tea drying and selecting machine described in claim 5, wherein: a cavity is opened inside the I-shaped plate (41), a bidirectional threaded rod (44) is rotatably connected inside the cavity, the bidirectional threaded rod (44) extends out of the I-shaped plate (41), two positioning plates (45) are arranged inside the cavity, a through groove is opened on the top of the I-shaped plate (41), the bidirectional threaded rod (44) respectively penetrates the two positioning plates (45) and is connected to the positioning plates (45) by threads, the two positioning plates (45) both penetrate the through groove and match the through groove, the positioning plate (45) penetrates a side wall of the limit frame (42) and extends into the inside of the mounting plate (43).
A camellia oleifera drying and selecting machine according to claim 1, wherein: the left and right sides of the second screening frame (25) are fixedly connected with L-shaped plates (46), and the first screening frame (24) The left and right sides are fixedly connected with horizontal plates (47), the L-shaped plate (46) penetrates the horizontal plate (47), and the top and bottom of the horizontal plate (47) are provided with clamping plates (48). A slider (49) is fixedly connected to the plate (48), and chute is provided at the top and bottom of the horizontal plate (47). The slider (49) is arranged inside the chute and matches the chute, so The clamping plate (48) penetrates the L-shaped plate (46).
A camellia oleifera drying and selection machine according to claim 7, wherein: a groove is provided at the top of the inner top of the clamping plate (48), and a clamping block (491) is provided inside the groove, and the clamping block (491) extends out The outside of the clamping plate (48), and one side of the clamping block (491) fits the inside of the L-shaped plate (46). A first spring (492) is fixedly connected to the bottom of the clamping block (491), and the first spring (492) is fixed Connected to the inside of the groove.
A camellia oleifera drying and selecting machine according to claim 1, wherein the oscillating mechanism (5) includes a third motor (51), and the third motor (51) is fixedly connected to the top of the base frame (3) , the third motor (51) is fixedly connected with a round rod (52) through the output shaft, the round rod (52) penetrates the top of the base frame (3) and is rotationally connected with the base frame (3), and the round rod (52) 52) A round plate is fixedly connected to the outside. A knocking plate (53) is fixedly connected to the outside of the round plate. A strip plate is fixedly connected to the bottom of the inner cavity of the base frame (3). The strip plate and the connecting plate are connected to each other. A second spring (54) is fixedly connected between them.
A camellia oleifera drying and selection machine according to claim 1, wherein: a rectangular block (55) is fixedly connected to the bottom of the inner cavity of the base frame (3), and a moving groove is provided at the top of the rectangular block (55). A moving block (56) is slidably connected inside the moving groove, a T-shaped plate (58) is fixedly connected to the top of the moving block (56), and a third spring (57) is fixedly connected to one side of the moving block (56). , the third spring (57) is fixedly connected inside the moving groove.