Anti-overflow filling structure for filling machine
By combining the metering tube and filling tube assembly with the anti-overflow filling structure, along with an adjustable infrared sensor and spring shaft, the problems of liquid overflow and filling volume deviation in pressure filling machines are solved, achieving precise filling.
Patent Information
- Application Number
- CN202520045741.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-09
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2035-01-09
AI Technical Summary
Existing pressure filling machines are prone to liquid overflow during pressurized filling, affecting the filling effect, and the filling volume is difficult to control, resulting in a large deviation.
It adopts an anti-overflow filling structure, including components such as a metering tube, a filling tube, a movable tube, a piston head, and a through-beam infrared sensor. By adjusting the opening and closing of the metering tube and the filling tube, the liquid enters the metering tube in a set amount and is squeezed into the bottle. With the adjustable infrared sensor and spring shaft system, the height of the through-beam infrared sensor and the elasticity of the spring shaft are used to measure the filling liquid.
It enables precise control of the filling liquid volume, avoids liquid overflow, and ensures the accuracy of the filling volume.
Smart Images
Figure CN223633098U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the auxiliary structure technical field of filling machine especially a prevent spilling filling structure for filling machine. BACKGROUND
[0002] The filling equipment is one kind of packing machine, is widely used in the filling of liquid, is mainly composed of inlet and outlet liquid connection pipe, water storage bag, lifting filling valve, positioning assembly etc., can be divided into normal pressure filling machine and pressure filling machine, and the common one is pressure filling machine, the pressure filling machine fills under the higher atmospheric pressure, and can also be divided into two kinds: one is that the pressure in the liquid storage cylinder is equal to the pressure in the bottle, and the liquid is filled into the bottle by self weight and is called equal pressure filling, the other is that the pressure in the liquid storage cylinder is higher than the pressure in the bottle, and the liquid flows into the bottle by pressure difference, and the high-speed production line mostly adopts this method.
[0003] The pressure filling machine of high-speed production line is directly connected with the bottle mouth or is inserted into the empty bottle when working, and under the action of pressure, the liquid is quickly pumped into the empty bottle, the direct connection filling mode, combined with the existence of pressure effect, is easy to cause the liquid to overflow and drop from the bottle when filling is completed, thereby affecting the filling effect, and the direct pressure filling mode is difficult to control the filling amount, and there is a large filling amount deviation phenomenon, when the filling amount is greater than the standard amount, liquid seepage phenomenon also exists, therefore, an anti-seepage filling structure is required to solve the above problems. CONTENT OF THE UTILITY MODEL
[0004] The utility model solves the technical problem that: for the existing pressure filling machine, when pressure filling, the liquid is easy to overflow and drop from the bottle when filling is completed, thereby affecting the filling effect, and the direct pressure filling mode is difficult to control the filling amount, and there is a large filling amount deviation phenomenon, when the filling amount is greater than the standard amount, liquid seepage phenomenon also exists.
[0005] The utility model discloses a kind of anti-overflow filling structures for filling machine, including bearing plate, filling pipe, metering pipe, the filling pipe with the metering pipe are vertically arranged and middle pipe section is all through bearing plate, a horizontal delivery pipe is arranged in the upper portion of the filling pipe, a cylinder and a controller of control cylinder are equipped in the top of the filling pipe, a movable pipe is equipped in the filling pipe, a telescopic rod is connected in the movable pipe bottom, the top of telescopic rod is driven connection with cylinder, a sealing block is equipped in the movable pipe bottom, the outer wall of sealing block with the outer pipe wall of movable pipe are all tightly arranged with the inner wall of filling pipe, a communicating pipe is arranged in the lower portion of the filling pipe, a guide hole is formed in the movable pipe wall, the communicating pipe is connected with a three-way pipe, the second end pipe orifice of the three-way pipe is communicated with the bottom of the metering pipe, the third pipe orifice is equipped with a bottom cover, a plug is equipped in the top end of the metering pipe, a piston head is equipped in the metering pipe, the outer wall of piston head with the inner pipe wall of metering pipe is tightly arranged, a spring shaft is connected in the top of piston head, the top end of spring shaft is connected on the plug, a pair of infrared sensors is equipped in the both sides of metering pipe on bearing plate, infrared sensor with controller signal communication.
[0006] Preferably, a booster pump is arranged at the middle pipe section of the delivery pipe on the bearing plate. The booster pump can perform secondary pressurization on the filling liquid from the filling machine, ensure the hydraulic strength in the filling pipe, and further support the filling liquid to flow into the metering pipe along the communicating pipe under sufficient pressure.
[0007] Preferably, the shape of the guide hole is the same as the shape of the pipe orifice of the communicating pipe on the filling pipe. The same shape can ensure the consistency of the butt joint.
[0008] Preferably, a funnel-shaped dropper is arranged at the pipe orifice of the bottom of the filling pipe. The dropper is a tubular structure made of rubber material. The dropper made of rubber material can be disassembled and reassembled from the filling pipe by using the elasticity of rubber, and the dropper can be replaced according to different filling bottles.
[0009] Preferably, the communicating pipe is in an inclined state, and the pipe orifice of the filling pipe is higher than the pipe orifice of the metering pipe connected by the three-way pipe.
[0010] Preferably, a rotating head is arranged at the top of the plug. The plug is a sealing plug structure made of rubber material. The plug made of rubber material can be disassembled and reassembled from the metering pipe by using the elasticity and rotating the rotating head of rubber.
[0011] Preferably, a threaded shaft is arranged at the top end of the spring shaft, a threaded hole is formed in the bottom of the plug, and the threaded shaft is screwed with the threaded hole. The threaded shaft and the threaded hole can replace the spring shaft, and the spring shaft with matched elasticity can be replaced according to the different filling liquids to be measured.
[0012] Preferably, the pair of infrared sensors are arranged on the top of a support shaft, the support shaft is inserted into a receiving tube, and the bottom of the receiving tube is fixed on the bearing plate.
[0013] Preferably, two rows of through holes are arranged on the tube walls of the two opposite sides of the receiving tube, two elastic balls are arranged on the outer walls of the two opposite sides of the support shaft, and the elastic balls are movably connected with the through holes. The arrangement of the through holes and the elastic balls can adjust the height of the pair of infrared sensors, thereby supporting the measurement of different filling liquids.
[0014] Preferably, the bottom of the bearing plate is concave upward at the four corners, and a connecting hole is arranged in each concave portion. The connecting holes can be used to connect and fix the bearing plate with the filling machine.
[0015] The above technical scheme is adopted in the utility model, and compared with the prior art, has the following technical effects:
[0016] (1) By arranging a measuring tube in communication with a filling pipe, and arranging movable tubes, piston heads and a pair of infrared sensors which can move up and down to adjust the opening and closing of the measuring tube and the filling pipe, the liquid to be filled can be first injected into the measuring tube according to the set amount, and then the filling liquid in the measuring tube can be squeezed into the filling bottle through the piston head, so that the control of the filling liquid amount can be realized, thereby avoiding the problem of excessive overflow of the filling liquid.
[0017] (2) By arranging a pair of infrared sensors with adjustable height, and further arranging replaceable spring shafts, the height of the pair of infrared sensors and the elastic force of the matched spring shafts can be adjusted, thereby supporting the measurement of different filling liquids. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 It is an overall structure schematic view of the utility model;
[0019] Figure 2 It is a longitudinal sectional view schematic view of the filling pipe and the connecting structure thereof of the utility model;
[0020] Figure 3 It is a longitudinal sectional view schematic view of the measuring tube and the connecting structure thereof of the utility model;
[0021] Figure 4 It is a structure schematic view of the movable tube and the sealing block of the utility model;
[0022] Figure 5 It is a structure schematic view of the receiving tube and the support shaft of the utility model;
[0023] Figure 6 It is a structure schematic view of the state of filling the measuring tube with filling liquid of the utility model;
[0024] Figure 7 The state structure diagram for releasing filling liquid from the metering pipe is shown.
[0025] Reference signs: 1, bearing plate; 2, connecting hole; 3, three-way pipe; 4, bottom cover; 5, communication pipe; 6, dropper; 7, filling pipe; 8, conveying pipe; 9, booster pump; 10, air cylinder; 11, controller; 12, swivel head; 13, plug; 14, metering pipe; 15, telescopic rod; 16, flow guide hole; 17, sealing block; 18, movable pipe; 19, piston head; 20, spring shaft; 21, threaded shaft; 22, threaded hole; 23, pair of infrared sensors; 24, storage pipe; 2401, through hole; 25, support shaft; 2501, marble. DETAILED DESCRIPTION
[0026] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application.
[0027] Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0028] Embodiment 1:
[0029] Reference Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 6 , Figure 7, the bottom of the bearing plate 1 is concave upward at four corners, and each concave part is provided with a connecting hole 2, the bearing plate 1 can be connected and fixed with the filling machine through the connecting hole 2, the filling pipe 7 and the metering pipe 14 are vertically arranged and the middle pipe sections penetrate the bearing plate 1, a horizontal conveying pipe 8 is arranged in communication with the upper part of the filling pipe 7, a booster pump 9 is arranged on the bearing plate 1 at the middle pipe section of the conveying pipe 8, the booster pump 9 can perform secondary pressure treatment on the filling liquid from the filling machine to ensure the hydraulic strength in the filling pipe 7, a gas cylinder 10 and a controller 11 for controlling the gas cylinder 10 are arranged on the top of the filling pipe 7, an active pipe 18 is arranged in the filling pipe 7, a telescopic rod 15 is connected to the bottom of the active pipe 18, the top end of the telescopic rod 15 is drivingly connected with the gas cylinder 10, a sealing block 17 is arranged at the bottom of the active pipe 18, the outer wall of the sealing block 17 and the outer pipe wall of the active pipe 18 are sealingly and tightly arranged with the inner wall of the filling pipe 7, a communicating pipe 5 is arranged in communication with the lower part of the filling pipe 7, a drip pipe 6 in the shape of a funnel is arranged at the bottom opening of the filling pipe 7, the drip pipe 6 is a tubular structure made of rubber material, the drip pipe 6 can be disassembled and reassembled from the filling pipe 7 by using the elasticity of rubber, and the drip pipe 6 can be replaced according to different filling bottles, a flow guide hole 16 is arranged on the pipe wall of the active pipe 18, the shape of the flow guide hole 16 is the same as the shape of the opening of the communicating pipe 5 on the filling pipe 7 to ensure the consistency of the butt joint, the communicating pipe 5 is connected with a three-way pipe 3, the second opening of the three-way pipe 3 is in communication with the bottom of the metering pipe 14, the third opening is provided with a bottom cover 4, the communicating pipe 5 is in an inclined state and the opening of the filling pipe 7 is higher than the opening of the metering pipe 14 connected with the three-way pipe 3, a plug 13 is arranged at the top end of the metering pipe 14, a piston head 19 is arranged in the metering pipe 14, the outer wall of the piston head 19 is sealingly and tightly arranged with the inner pipe wall of the metering pipe 14, a spring shaft 20 is connected to the top of the piston head 19, the top end of the spring shaft 20 is connected with the plug 13, a pair of infrared emitters 23 are arranged on the bearing plate 1 at both sides of the metering pipe 14, the infrared emitters 23 are in signal communication with the controller 11; before filling, the telescopic rod 15 is driven by the gas cylinder 10 to the longest state, and the position of the flow guide hole 16 on the active pipe 18 is completely aligned with the opening of the communicating pipe 5 on the filling pipe 7, the filling liquid flows into the metering pipe 14 along the communicating pipe 5 under the action of the booster pump 9, the piston head 19 in the metering pipe 14 rises due to the hydraulic action, so that the spring shaft 20 is compressed upward, when the liquid level reaches the sensing height of the infrared emitters 23, the controller 11 receives the signal from the infrared emitters 23 to control the gas cylinder 10 to make the telescopic rod 15 shrink, so that the active pipe 18 and the sealing block 17 move upward and stop when the bottom of the sealing block 17 exceeds the height of the opening of the communicating pipe 5 on the filling pipe 7, at this time, the hydraulic pressure acting on the spring shaft 20 disappears, and the restoring force of the spring shaft 20 pushes the piston head 19 downward, so that the measured filling liquid is squeezed out of the metering pipe 14 and flows into the filling bottle.
[0030] Example 2:
[0031] ReferenceFigure 3 The top of the plug 13 is provided with a rotating head 12, the plug 13 is a sealing plug structure made of rubber material, the elasticity of the rubber can be utilized, the rotating head 12 is used for disassembling and reassembling the plug 13 from the metering pipe, the top end of the spring shaft 20 is provided with a threaded shaft 21, a threaded hole 22 is formed in the bottom of the plug 13, the threaded shaft 21 is screwed with the threaded hole 22, the threaded shaft 21 and the threaded hole 22 are arranged, so that the spring shaft 20 can be replaced, and then the spring shaft 20 matched with the elastic force is replaced according to different filling liquids required to be metered.
[0032] Embodiment 3:
[0033] Reference Figure 3 、 Figure 5 The pair of infrared inductors 23 are arranged at the top of a supporting shaft 25, the supporting shaft 25 is inserted into a receiving pipe 24, the bottom of the receiving pipe 24 is fixed on the bearing plate 1, two rows of through holes 2401 are arranged on the pipe walls of two opposite sides of the receiving pipe 24, two elastic balls 2501 are arranged on the outer walls of two opposite sides of the supporting shaft 25, the elastic balls 2501 are movably clamped with the through holes 2401, the height of the pair of infrared inductors 23 can be adjusted, and then the metering of different filling liquids is supported.
[0034] Finally, it should be pointed out that in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change.
[0035] Secondly, the utility model discloses the embodiment of the drawings only relates to the structure involved in the embodiment of the present disclosure, and other structures can refer to the usual design, and under the condition of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other.
[0036] Finally, the preferred embodiments of the utility model are described above only, and are not used to limit the utility model, and any modification, equivalent replacement, improvement and the like made within the spirit and principle of the utility model should be included in the protection scope of the utility model.
Claims
1. An anti-overflow filling structure for a filling machine, comprising a carrier plate (1), a filling tube (7), a metering tube (14), characterized in that: The filling pipe (7) and the metering pipe (14) are vertically arranged and the middle pipe sections penetrate the bearing plate (1), a horizontal conveying pipe (8) is arranged on the upper part of the filling pipe (7) and communicates with the filling pipe (7), a cylinder (10) and a controller (11) for controlling the cylinder (10) are arranged on the top of the filling pipe (7), an active pipe (18) is arranged in the filling pipe (7), a telescopic rod (15) is connected to the bottom of the active pipe (18), the top end of the telescopic rod (15) is drivingly connected with the cylinder (10), a sealing block (17) is arranged on the bottom of the active pipe (18), the outer wall of the sealing block (17) and the outer pipe wall of the active pipe (18) are sealingly and tightly arranged on the inner wall of the filling pipe (7), a communicating pipe (5) is arranged on the lower part of the filling pipe (7) and communicates with the filling pipe (7), a flow guide hole (16) is formed in the pipe wall of the active pipe (18), the communicating pipe (5) is connected with a three-way pipe (3), the second end pipe orifice of the three-way pipe (3) communicates with the bottom of the metering pipe (14), the third pipe orifice is provided with a bottom cover (4), a plug (13) is arranged on the top end of the metering pipe (14), a piston head (19) is arranged in the metering pipe (14), the outer wall of the piston head (19) is sealingly and tightly arranged on the inner pipe wall of the metering pipe (14), a spring shaft (20) is connected to the top of the piston head (19), the top end of the spring shaft (20) is connected with the plug (13), a pair of infrared emitter-receivers (23) are arranged on the bearing plate (1) and located on both sides of the metering pipe (14), the infrared emitter-receivers (23) are in signal communication with the controller (11).
2. The anti-overflow filling arrangement for a filling machine according to claim 1, characterized in that: A booster pump (9) is arranged on the bearing plate (1) and located at the middle pipe section of the conveying pipe (8).
3. The anti-overflow filling arrangement for a filling machine according to claim 1, characterized in that: The shape of the flow guide hole (16) is the same as the shape of the pipe orifice of the communicating pipe (5) on the filling pipe (7).
4. The anti-overflow filling arrangement for a filling machine according to claim 1, characterized in that: A funnel-shaped dropper (6) is arranged at the pipe orifice of the bottom of the filling pipe (7), the dropper (6) is a tubular structure made of rubber material.
5. The anti-overflow filling arrangement for a filling machine according to claim 1, characterized in that: The communicating pipe (5) is in an inclined state and the pipe orifice of the filling pipe (7) is higher than the pipe orifice of the metering pipe (14) communicated by the three-way pipe (3).
6. The anti-overflow filling arrangement for a filling machine according to claim 1, characterized in that: A rotating head (12) is arranged on the top of the plug (13), the plug (13) is a sealing plug structure made of rubber material.
7. The anti-overflow filling arrangement for a filling machine according to claim 1, characterized in that: A threaded shaft (21) is arranged on the top end of the spring shaft (20), a threaded hole (22) is formed in the bottom of the plug (13), the threaded shaft (21) is screwed with the threaded hole (22).
8. The anti-overflow filling arrangement for a filling machine according to claim 1, characterized in that: The infrared emitter-receiver (23) is arranged on the top of a support shaft (25), the support shaft (25) is inserted into a receiving pipe (24), the bottom of the receiving pipe (24) is fixed on the bearing plate (1).
9. The anti-overflow filling arrangement for a filling machine according to claim 8, characterized in that: Two rows of through holes (2401) are arranged on the pipe walls of the two opposite sides of the receiving pipe (24), two elastic balls (2501) are arranged on the outer walls of the two opposite sides of the support shaft (25), and the elastic balls (2501) are movably clamped with the through holes (2401).
10. The anti-overflow filling arrangement for a filling machine according to claim 1, characterized in that: The bottom of the bearing plate (1) is concave upward at the four corners and a connecting hole (2) is arranged in each concave part.