Automatic filling and sealing device for water-soluble fertilizer

Abstract

The utility model is suitable for the technical field of filling equipment, and provides an automatic water-soluble fertilizer filling and sealing device which comprises a filling and sealing assembly, and a bearing assembly is rotationally matched with the interior of the filling and sealing assembly; the automatic water-soluble fertilizer filling and sealing device solves the problems that in the using process of an existing automatic water-soluble fertilizer filling and sealing device, a structure for cleaning redundant water-soluble fertilizer after filling is mostly lacked, and consequently when the water-soluble fertilizer is filled and sealed in the later period, the water-soluble fertilizer cannot be cleaned, and the water-soluble fertilizer cannot be cleaned. The problem that redundant water-soluble fertilizer drips on a filling bottle and affects the later packaging process is solved, the redundant water-soluble fertilizer after filling can be wiped and cleaned, and the situation that when the water-soluble fertilizer is filled in the later period, the redundant water-soluble fertilizer drips on the filling bottle is avoided, so that the water-soluble fertilizer in the later period is not damaged. And the later packaging process is influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to filling equipment technical field, more specifically, it relates to a kind of water-soluble fertilizer automatic filling and sealing device. BACKGROUND

[0002] Water-soluble fertilizer refers to the nitrogen, phosphorus, potassium, calcium, magnesium, trace element, amino acid, humic acid, seaweed acid and other compound fertilizers that can be completely dissolved in water, there are two kinds of solid water-soluble fertilizer and liquid water-soluble fertilizer from form, there are macronutrient water-soluble fertilizer, medium element water-soluble fertilizer, trace element water-soluble fertilizer, amino acid-containing water-soluble fertilizer, humic acid-containing water-soluble fertilizer, organic water-soluble fertilizer from nutrient content, with the land intensification expansion, solid fertilizer application can reduce, because the application liquid fertilizer can reduce fertilizer production and application cost, and the raw material source of liquid fertilizer is very extensive, many substances can be used as raw material of liquid fertilizer.

[0003] At present, the water-soluble fertilizer automatic filling and sealing device on the market has the following technical problems when filling and sealing the water-soluble fertilizer:

[0004] The existing water-soluble fertilizer automatic filling and sealing device lacks the structure for cleaning the excess water-soluble fertilizer after filling during use, which can cause the excess water-soluble fertilizer to drop on the filling bottle during the later filling and sealing of the water-soluble fertilizer, affecting the later packaging process. UTILITY MODEL CONTENT

[0005] In view of the deficiencies in the prior art, the utility model aims to provide a water-soluble fertilizer automatic filling and sealing device that can wipe and clean the excess water-soluble fertilizer after filling, to avoid the excess water-soluble fertilizer from dropping on the filling bottle during the later filling of the water-soluble fertilizer, affecting the later packaging process.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] A water-soluble fertilizer automatic filling and sealing device, comprising a filling and sealing assembly, the filling and sealing assembly is internally rotatably connected with a receiving assembly.

[0008] The receiving assembly comprises a receiving member and a lifting member fixedly installed at the bottom of the receiving member.

[0009] The filling and sealing assembly comprises a filling cylinder, a connecting shaft fixed at the bottom of the filling cylinder, a rotating shaft fixed at the bottom of the connecting shaft and matched with the receiving assembly, an installation plate fixed at the circumferential surface of the connecting shaft, a liquid pumping pump fixed at the top of the installation plate, a flow pipe arranged in communication with the bottom of the filling cylinder at the input end of the liquid pumping pump, a filling pipe arranged in communication with the output end of the liquid pumping pump through a pipe body, an L-shaped plate fixed at the top of the filling pipe and connected with the circumferential surface of the filling cylinder, an extension plate fixed at one side of the circumferential surface of the filling cylinder away from the L-shaped plate, an arc-shaped plate fixed at one side of the extension plate and coaxial with the filling cylinder, a vertical sliding rod arranged in sliding penetration at the top of the arc-shaped plate, a contact ball fixed at the bottom of the vertical sliding rod and matched with the receiving assembly, a female plate fixed at the circumferential surface of the vertical sliding rod below the arc-shaped plate, a side plate fixed at one side of the female plate, a guide cylinder fixed at one side of the side plate, a ring-shaped liquid absorbing cloth fixed on the inner wall of the guide cylinder and matched with the inner wall of the filling pipe, and a return spring fixed between the female plate and the arc-shaped plate and matched with the circumferential surface of the vertical sliding rod.

[0010] The vertical sliding rod is further provided with a first limiting nut threadedly connected at the top of the vertical sliding rod.

[0011] The rotating shaft is further provided with a second limiting nut threadedly connected at the bottom of the rotating shaft.

[0012] The receiving part comprises a rotating ring matched with the circumferential surface of the rotating shaft, a plurality of supporting inclined plates fixed at the outer wall of the rotating ring, a positioning ring fixed at the bottom of the plurality of supporting inclined plates, and a placing cylinder fixed at the outer wall of the positioning ring.

[0013] The installation plate is further provided with a servo motor fixed at the bottom of the installation plate, and a main gear fixed at the output shaft of the servo motor.

[0014] The rotating ring is further provided with symmetrical supporting plates fixed at the top of the rotating ring, and a slave gear fixed at the top of the two supporting plates and engaged with the main gear.

[0015] The positioning ring is further provided with a telescopic cylinder fixed at the center position at the top of the positioning ring, and a first connecting flange fixed at the telescopic end of the telescopic cylinder.

[0016] The lifting part comprises a second connecting flange fixedly connected with the first connecting flange.

[0017] The second connecting flange is further provided with a positioning column fixed at the bottom of the second connecting flange, a bottom plate fixed at the bottom of the positioning column, a lifting cylinder fixed at the top of the bottom plate, and a curved guide groove arranged at the top of the lifting cylinder.

[0018] The utility model further sets up: the outer peripheral side surface of placing cylinder penetrates and slides and is equipped with a plurality of rectangular slide posts, a plurality of the rectangular slide post one end is located in the inside fixed with first clamping plate of placing cylinder, the inner wall of placing cylinder is equipped with a plurality of extension rods, a plurality of the extension rod one end is all fixed with second clamping plate.

[0019] A plurality of the rectangular slide post other end is located in the outside fixed with the sliding ball of curved surface guide groove sliding cooperation.

[0020] The first clamping plate is fixed with the elastic spring of sleeve cooperation on the rectangular slide post between placing cylinder.

[0021] The utility model further sets up: the outer peripheral side surface of filling cylinder is fixed with the two L shaped connecting plates of symmetry, two L shaped connecting plate bottom are all fixed with support base plate, the outer top of filling cylinder is connected with L shaped liquid inlet pipe, and the L shaped liquid inlet pipe peripheral side surface is provided with electromagnetic valve.

[0022] The outer peripheral side surface of filling cylinder is fixed with the positioning base plate away from extension plate one side, is provided with sealed screw cap machine on the positioning base plate.

[0023] The utility model has the advantages of 1, the utility model passes through the vertical slide bar in a plurality of grooves and the outer top of placing cylinder and carries out the circumferential sliding, in this way, the elastic force of the reset spring fixed between the combination of the different sex board and the arc plate drives the ring liquid absorbing cloth fixed in the guide cylinder and the inner wall of guide cylinder to move up and down reciprocating on the outer peripheral side surface of filling pipe, in this way, the excess water-soluble fertilizer after filling is cleaned, which avoids the influence on the later packaging process when the excess water-soluble fertilizer drops on the filling bottle during the later filling of water-soluble fertilizer.

[0024] 2, the utility model passes through the sliding cooperation between the curved surface guide groove of the setting of lifting piece and a plurality of sliding balls, drives a plurality of rectangular slide posts to move radially close to the center of the outer peripheral side surface of placing cylinder synchronously, so that the first clamping plate fixed at one end of a plurality of rectangular slide posts moves radially close to the center of the inside of placing cylinder synchronously, in this way, the synchronization positioning of a plurality of sealed filling bottles before filling is realized, which prevents the shaking of a plurality of sealed filling bottles during the filling and sealing process, avoids the influence on the later filling and sealing process. ACCURACY OF DRAWINGS

[0025] Figure 1 It is the structure schematic drawing of the utility model kind of water-soluble fertilizer automatic filling and sealing device.

[0026] Figure 2 It is the structure schematic drawing of the utility model filling and sealing assembly.

[0027] Figure 3 is a front view of the filling and sealing assembly of the utility model.

[0028] Figure 4 is a structural schematic view of the receiving assembly of the utility model.

[0029] Figure 5 is a structural schematic view of the receiving member of the utility model.

[0030] Figure 6 is another angle structural schematic view of the receiving member of the utility model.

[0031] Figure 7 is a structural schematic view of the lifting member of the utility model.

[0032] In the figure: 1, filling and sealing assembly; 2, receiving assembly; 3, receiving member; 4, lifting member; 101, filling cylinder; 102, connecting shaft; 103, rotating shaft; 104, mounting plate; 105, liquid pumping pump; 106, filling pipe; 107, L-shaped plate; 108, extension plate; 109, arc-shaped plate; 110, vertical sliding rod; 111, contact ball; 112, different sex plate; 113, side plate; 114, guide cylinder; 115, annular liquid absorbing cloth; 116, reset spring; 117, first limiting nut; 118, second limiting nut; 119, servo motor; 120, main gear; 121, L-shaped connecting plate; 122, supporting base plate; 123, L-shaped liquid inlet pipe; 124, positioning base plate; 125, sealing screw cap machine; 301, rotating ring; 302, supporting inclined plate; 303, positioning ring; 304, placing cylinder; 305, groove; 306, supporting plate; 307, from gear; 308, telescopic cylinder; 309, first connecting flange; 310, rectangular sliding column; 311, first clamping plate; 312, extension rod; 313, second clamping plate; 314, sliding ball; 315, elastic spring; 401, second connecting flange; 402, positioning column; 403, base plate; 404, lifting cylinder; 405, curved guide groove. DETAILED DESCRIPTION

[0033] It should be noted that the embodiments and the features in the embodiments in the present application can be combined with each other without conflict. The utility model will be described in detail below with reference to the drawings and in combination with embodiments.

[0034] It should be noted that, unless otherwise specified, all the technical and scientific terms used in the present application have the same meaning as that generally understood by the ordinary skilled person in the technical field to which the present application belongs.

[0035] In the utility model, in the case where no opposite statement is made, the orientation such as "upper, lower" is usually for the direction shown in the drawing, or for the vertical, perpendicular or gravity direction; similarly, for the convenience of understanding and description, "left, right" is usually for the left and right shown in the drawing; "inner, outer" refers to the inner and outer relative to the contour of each component itself, but the above orientation words are not used to limit the utility model.

[0036] Embodiment one, please refer to Figures 1-7 The utility model provides the following technical scheme:

[0037] Specifically refers to a kind of automatic filling and sealing device of water-soluble fertilizer, including filling and sealing subassembly 1, filling and sealing subassembly 1 inside rotation cooperation has receiving component 2;Receiving component 2 includes receiving piece 3 and the elevating piece 4 of fixed installation in receiving piece 3 bottom;Filling and sealing subassembly 1 includes filling cylinder 101, filling cylinder 101 outer bottom is fixed with connecting shaft 102, connecting shaft 102 bottom is fixed with the rotation shaft 103 of rotation cooperation with receiving component 2, connecting shaft 102 circumferential surface is fixed with mounting plate 104, mounting plate 104 top is fixed with liquid pump 105, liquid pump 105 input end is communicated with the outer bottom of filling cylinder 101 with flow pipe 126, liquid pump 105 output end is communicated with filling pipe 106 by pipe body, filling pipe 106 outer top is fixed with the L-shaped plate 107 of fixed connection with the outer circumferential measurement of filling cylinder 101, filling cylinder 101 one outer side is fixed with extension plate 108 away from L-shaped plate 107 one side, extension plate 108 one side is fixed with the arc plate 109 of being arranged coaxially with filling cylinder 101, arc plate 109 top is fixed with the vertical sliding rod 110 of sliding through, vertical sliding rod 110 bottom is fixed with the contact ball 111 of being adapted with receiving component 2, vertical sliding rod 110 circumferential surface is fixed with the female plate 112 below arc plate 109, female plate 112 one side is inserted and fixed with side plate 113, side plate 113 one side is fixed with guide cylinder 114, guide cylinder 114 inner wall is fixed with annular liquid absorbing cloth 115 of sleeve cooperation in filling pipe 106 inner wall, female plate 112 and arc plate 109 between fixed with reset spring 116 of sleeve cooperation in the circumferential surface of vertical sliding rod 110;

[0038] Further, the vertical sliding rod 110 is threadedly connected with a first limiting nut 117 at the top, and the rotating shaft 103 is threadedly connected with a second limiting nut 118 at the bottom; the supporting member 3 comprises a rotating ring 301 which is rotatably connected with the rotating shaft 103, a plurality of supporting inclined plates 302 are fixedly connected with the outer wall of the rotating ring 301, a positioning ring 303 is fixedly connected with the bottom of the plurality of supporting inclined plates 302, a placing cylinder 304 is fixedly connected with the outer wall of the positioning ring 303, and a plurality of grooves 305 which are in contact with the contact balls 111 are formed in the top of the placing cylinder 304; a servo motor 119 is fixedly connected with the bottom of the mounting plate 104, and a main gear 120 is fixedly connected with the output shaft of the servo motor 119; a pair of supporting plates 306 are fixedly connected with the top of the rotating ring 301, and a slave gear 307 which is in mesh with the main gear 120 is fixedly connected with the top of the pair of supporting plates 306.

[0039] The specific application of the embodiment is that when a plurality of to-be-sealed filling bottles are positioned and placed in the inner bottom of the placing cylinder 304 in a circumferential array, the servo motor 119 is started by an external controller, the main gear 120 is driven to rotate, the slave gear 307 which is in mesh with the main gear 120 is synchronously rotated in a circumferential direction, the rotating ring 301 is driven to rotate in a circumferential direction on the side surface of the rotating shaft 103, and the whole supporting assembly 2 is synchronously rotated in a circumferential direction on the side surface of the rotating shaft 103; when one of the to-be-sealed filling bottles is rotated in a circumferential direction to be directly below the filling pipe 106, the circumferential rotation is stopped; at this time, the liquid pump 105 is started by an external controller to suck the water-soluble waste in the filling cylinder 101, so that a certain amount of water-soluble waste in the filling cylinder 101 enters one of the to-be-sealed filling bottles through the filling pipe 106; after one of the to-be-sealed filling bottles is filled, the circumferential rotation continues, and one of the to-be-sealed filling bottles which is filled is rotated to be directly below the sealing structure, so as to be rotated in a circumferential direction, and the plurality of to-be-sealed filling bottles which are positioned and placed in the placing cylinder 304 are sequentially filled with water-soluble fertilizer and sealed (the specific process of starting the servo motor 119 and the liquid pump 105 by the external controller is controlled by the PLC control panel arranged in the external controller, and the specific starting process is a prior art, which will not be described in detail here);

[0040] When several bottles to be filled and sealed, positioned inside the placement cylinder 304, are automatically filled and sealed with water-soluble fertilizer, as the entire receiving assembly 2 rotates synchronously on the circumferential side of the rotating shaft 103, the contact ball 111 fixed at the bottom of its vertical slide rod 110 slides synchronously on several grooves 305 and the outer top of the placement cylinder 304. This, combined with the elastic force of the return spring 116 fixed between the irregular plate 112 and the arc-shaped plate 109, causes the vertical slide rod 110 to... The filling tube 106 moves up and down repeatedly on the irregular plate 112, thereby causing the side plate 113 fixed to one side of the irregular plate 112, the guide tube 114 locked to one side of the side plate 113, and the annular absorbent cloth 115 fixed to the inner wall of the guide tube 114 to move up and down repeatedly on the outer periphery of the filling tube 106. This is to wipe and clean the excess water-soluble fertilizer after filling, so as to prevent the excess water-soluble fertilizer from dripping onto the filling bottle during the subsequent filling process and affecting the subsequent packaging process.

[0041] Example 2, please refer to Figures 1-7 This second embodiment is an improvement on the first embodiment as follows: Specifically, a telescopic cylinder 308 is fixedly installed at the top center of the positioning ring 303, and a first connecting flange 309 is fixed to the telescopic end of the telescopic cylinder 308; the lifting component 4 includes a second connecting flange 401 fixedly connected to the first connecting flange 309; a positioning column 402 is fixed to the bottom of the second connecting flange 401, a base plate 403 is fixed to the bottom of the positioning column 402, a lifting cylinder 404 is fixed to the top of the base plate 403, and a curved guide groove 405 is provided on the top of the lifting cylinder 404; a plurality of rectangular sliding columns 310 are slidably fitted through the outer periphery of the placement cylinder 304, and a first clamping plate 311 is fixed to one end of each of the rectangular sliding columns 310 inside the placement cylinder 304; a plurality of extension rods are fixed to the inner wall of the placement cylinder 304. 312, one end of each of the extension rods 312 is fixed with a second clamping plate 313; the other end of each of the rectangular sliding columns 310 is located outside the placement cylinder 304 and is fixed with a sliding ball 314 that slides in cooperation with the curved guide groove 405; an elastic spring 315 that is sleeved on the rectangular sliding column 310 is fixed between the first clamping plate 311 and the placement cylinder 304; two symmetrical L-shaped connecting plates 121 are fixed on the outer periphery of the filling cylinder 101, and a supporting base plate 122 is fixed at the bottom of each of the two L-shaped connecting plates 121; an L-shaped liquid inlet pipe 123 is connected to the top of the filling cylinder 101, and a solenoid valve is provided on the periphery of the L-shaped liquid inlet pipe 123; a positioning base plate 124 is fixed on the outer periphery of the filling cylinder 101 away from the extension plate 108, and a sealing capping machine 125 is provided on the positioning base plate 124.

[0042] One specific application of the embodiment is that: after the device is used for filling the water-soluble fertilizer, the sealing screw cap machine 125 arranged on the positioning bottom plate 124 is started by the external controller to control, and the top of the filled bottle is sealed and screwed (the specific process of the external controller controlling the sealing screw cap machine 125 is that the PLC control panel arranged in the internal controller is started, the specific starting process is prior art, not shown in the figure, and not described here in detail, and the specific structure and use process of the sealing screw cap machine 125 are prior art and mature technology, and the specific use process is not described here in detail).

[0043] Before the water-soluble fertilizer is filled and sealed, the filled bottles to be filled and sealed are placed in the inner bottom of the placing cylinder 304 in a circular array, and then the telescopic cylinder 308 fixedly installed at the top center position of the positioning ring 303 is started by the external controller to control, and the lifting piece 4 fixed to the telescopic end is driven to ascend synchronously, and when the lifting piece 4 is ascending synchronously, the plurality of sliding balls 314 are driven to move radially towards the center of the placing cylinder 304 by the sliding cooperation between the curved guide groove 405 arranged in the lifting piece 4 and the plurality of sliding balls 314, so as to stretch the elastic spring 315 fixedly connected between the first clamping plate 311 and the placing cylinder 304, so that the first clamping plate 311 fixed to one end of the plurality of rectangular slide columns 310 moves radially towards the center of the placing cylinder 304 synchronously, until the inner portions of the first clamping plate 311 and the second clamping plate 313 respectively abut against the outer surface of the filled bottle, and then the telescopic cylinder 308 fixedly installed at the top center position of the positioning ring 303 is closed by the external controller to control, so as to position the plurality of filled bottles to be filled and sealed synchronously before filling and sealing, to prevent the plurality of filled bottles to be filled and sealed from shaking during the filling and sealing process, and to avoid affecting the filling and sealing process (the specific process of the external controller controlling the telescopic cylinder 308 is that the PLC control panel arranged in the internal controller is started, and the specific starting process is prior art, not described here in detail).

[0044] Obviously, the above-described embodiments are only part of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should belong to the scope of protection of the present application.

Claims

1. An automatic water-soluble fertilizer filling and sealing device, comprising a filling and sealing assembly (1), characterized in that: The filling and sealing assembly (1) is internally rotatably connected with a receiving assembly (2); The receiving assembly (2) comprises a receiving piece (3) and a lifting piece (4) fixedly installed at the bottom of the receiving piece (3); The filling and sealing assembly (1) comprises a filling cylinder (101), the bottom of the filling cylinder (101) is fixedly connected with a connecting shaft (102), the bottom of the connecting shaft (102) is fixedly connected with a rotating shaft (103) rotatably connected with the receiving assembly (2), the lateral surface of the connecting shaft (102) is fixedly connected with a mounting plate (104), the top of the mounting plate (104) is fixedly connected with a liquid pumping pump (105), the input end of the liquid pumping pump (105) is in communication with the bottom of the filling cylinder (101) and is provided with a flow pipe (126), the output end of the liquid pumping pump (105) is in communication with a filling pipe (106) through a pipe body, the top of the filling pipe (106) is fixedly connected with an L-shaped plate (107) fixedly connected with the filling cylinder (101), one side of the lateral surface of the filling cylinder (101) away from the L-shaped plate (107) is fixedly connected with an extension plate (108), one side of the extension plate (108) is fixedly connected with an arc-shaped plate (109) coaxially arranged with the filling cylinder (101), the top of the arc-shaped plate (109) is slidably penetrated with a vertical sliding rod (110), the bottom of the vertical sliding rod (110) is fixedly connected with a contact ball (111) matched with the receiving assembly (2), the lateral surface of the vertical sliding rod (110) below the arc-shaped plate (109) is fixedly connected with a special-shaped plate (112), one side of the special-shaped plate (112) is fixedly connected with a side plate (113), one side of the side plate (113) is fixedly connected with a guide cylinder (114), the inner wall of the guide cylinder (114) is fixedly connected with a ring-shaped liquid suction cloth (115) sleeved and matched with the inner wall of the filling pipe (106), the special-shaped plate (112) and the arc-shaped plate (109) are fixedly connected with a return spring (116) sleeved and matched with the lateral surface of the vertical sliding rod (110).

2. The automatic water-soluble fertilizer filling and sealing device according to claim 1, characterized in that: The top of the vertical sliding rod (110) is threadedly rotatably connected with a first limiting nut (117); The bottom of the rotating shaft (103) is threadedly rotatably connected with a second limiting nut (118); The receiving piece (3) comprises a rotating ring (301) rotatably connected with the lateral surface of the rotating shaft (103), the outer wall of the rotating ring (301) is fixedly connected with a plurality of supporting inclined plates (302), the bottom of the plurality of supporting inclined plates (302) is fixedly connected with a positioning ring (303), the outer wall of the positioning ring (303) is fixedly connected with a placing cylinder (304), the top of the placing cylinder (304) is provided with a plurality of grooves (305) in contact with the contact ball (111).

3. The automatic water-soluble fertilizer filling and sealing device according to claim 2, characterized in that: The bottom of the mounting plate (104) is fixedly connected with a servo motor (119), the output shaft of the servo motor (119) is fixedly connected with a main gear (120); The top of the rotating ring (301) is fixedly connected with symmetrical supporting plates (306), the top of the two supporting plates (306) is fixedly connected with a slave gear (307) engaged with the main gear (120).

4. The automatic water-soluble fertilizer filling and sealing device according to claim 3, characterized in that: The positioning ring (303) is fixed with a telescopic cylinder (308) at the top center position, and the telescopic end of the telescopic cylinder (308) is fixed with a first connecting flange (309); The lifting piece (4) comprises a second connecting flange (401) fixedly connected with the first connecting flange (309).

5. The automatic filling and sealing device for water-soluble fertilizer according to claim 4, characterized in that: The second connecting flange (401) is fixed with a positioning column (402) at the bottom, the bottom of the positioning column (402) is fixed with a bottom plate (403), the top of the bottom plate (403) is fixed with a lifting cylinder (404), and the top of the lifting cylinder (404) is provided with a curved guide groove (405).

6. The automatic water-soluble fertilizer filling and sealing device according to claim 5, characterized in that: The outer circumferential side of the placing cylinder (304) is slidably connected with a plurality of rectangular slide columns (310), one end of each of the rectangular slide columns (310) is located inside the placing cylinder (304) and is fixed with a first clamping plate (311), the inner wall of the placing cylinder (304) is fixed with a plurality of extension rods (312), one end of each of the extension rods (312) is fixed with a second clamping plate (313); The other end of each of the rectangular slide columns (310) is located outside the placing cylinder (304) and is fixed with a sliding ball (314) slidably connected with the curved guide groove (405). The first clamping plate (311) and the placing cylinder (304) are fixed with an elastic spring (315) sleeved on the rectangular slide column (310).

7. The automatic water-soluble fertilizer filling and sealing device according to claim 6, characterized in that: The outer circumferential side of the filling cylinder (101) is fixed with two symmetrical L-shaped connecting plates (121), the bottom of each of the L-shaped connecting plates (121) is fixed with a supporting base (122), the outer top of the filling cylinder (101) is connected with an L-shaped liquid inlet pipe (123), and the circumferential side of the L-shaped liquid inlet pipe (123) is provided with an electromagnetic valve; The outer circumferential side of the filling cylinder (101) is fixed with a positioning bottom plate (124) away from the extension plate (108), and the positioning bottom plate (124) is provided with a sealing screw cap machine (125).

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