CN220849995U

CN220849995U - Piston pump for feeding ice cream machine

Info

Publication number: CN220849995U
Application number: CN202322533154.4U
Authority: CN
Inventors: 汪楚崴; 汪长顺
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-08-14
Filing date: 2023-09-19
Publication date: 2024-04-26
Anticipated expiration: 2033-09-19

Abstract

The utility model provides a piston pump for feeding an ice cream machine, which relates to the technical field of ice cream machines and comprises a compression bin, a piston arranged in the compression bin and a motor for driving the piston to move, wherein one side of the compression bin far away from the motor is communicated with an air inlet pipe, a feed pipe, a discharge pipe and a pressure relief pipe, check valves are arranged in the air inlet pipe, the feed pipe, the discharge pipe and the pressure relief pipe, the pressure relief pipe is arranged at the bottom of the side edge of the compression bin, and a pressure relief spring used for being connected with the check valves is arranged in the pressure relief pipe. The ice cream machine has a simple structure, and the air inlet pipe, the feeding pipe, the discharging pipe and the pressure relief pipe are separated and are respectively provided with the one-way valve, so that the condition that feeding air is different due to different liquid levels is effectively avoided, the feeding air inlet proportion is always balanced, the good taste of ice cream is effectively maintained, the ice cream machine is not easy to damage, and the service life is long.

Description

Piston pump for feeding ice cream machine

Technical Field

The utility model relates to the technical field of ice cream machines, in particular to a piston pump for feeding of an ice cream machine.

Background

Ice cream (ice cream) is a well known food product which is extremely popular and is widely accepted as a food product made from a mixture of ingredients which is frozen and stirred by blowing air simultaneously to a solid or semi-solid state, especially in hot summer days, when the ice cream is supplied in a very large quantity.

In order to better produce ice cream, more modern and convenient tools are adopted to manufacture ice cream, namely an ice cream machine (ice cream machine), raw materials of the ice cream are mixed, a power pump of the ice cream machine is used in a large number, a magnetic drive pump is used in some cases, the sealing of the ice cream machine cannot be dismantled, and the added raw materials not only can cause the pump body to be stuck and not work because of containing sugar powder, but also can cause the coliform to seriously exceed the standard, so that the ice cream does not accord with the sanitary standard; some gear pumps are used, the gear pumps usually work through two gears, the gears are heated after the gear pumps work for a long time because of high-speed rotation, the gears are seriously worn, the noise is larger and larger due to the abrasion, and the insufficient discharging or the insufficient discharging of the gear suction is caused.

The present market is more and more with piston pump devices for ice cream machines, because the piston pump is not easy to be blocked and the noise is smaller, the use of the piston pump ice cream machine is wider and wider, and the design of the piston pump ice cream machine is also attracting more attention, for example, chinese patent utility model patent CN2401039Y discloses an ice cream machine which comprises a refrigerating system and a refrigerating chamber which are arranged in a shell, a material injection pipe which is arranged on the shell and communicated with the refrigerating chamber, and a stirring and extruding mechanism which is arranged in the refrigerating chamber; the stirring mechanism is an impeller coaxial with the driving motor; the extrusion mechanism is a piston pump, and an outlet of the piston pump is connected with a suction pipe and a discharge pipe; a one-way valve is respectively arranged in the suction pipe and the discharge pipe. Due to the adoption of the structural characteristics, the multi-stage gear box is omitted, the manufacturing cost and the running cost of the ice cream machine are reduced, and the energy is saved.

The ice cream machine described above, however, still has the following drawbacks: the piston pump structure only has two check valves, one of which is provided with a discharge pipe check valve, and the other feed pipe is provided with a check valve after the feed inlet and the air inlet are communicated, so that the feed inlet and the air inlet are connected in series to share a pipeline, different liquid levels lead to feeding air inlet and instability, and the produced ice cream is unstable in taste and seriously damages equipment.

It is therefore necessary to design a reasonably efficient piston pump for feeding an ice cream machine in order to solve the above problems.

Disclosure of utility model

The utility model aims to provide a piston pump for feeding an ice cream machine, which is simple in structure, and effectively avoids the condition of different feeding air inlet caused by different liquid levels by separating an air inlet pipe, a feeding pipe, a discharging pipe and a pressure relief pipe and arranging one check valve respectively, so that the feeding air inlet proportion is always balanced, the good taste of the ice cream is effectively maintained, the ice cream machine is not easy to damage, and the service life is long.

In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:

A piston pump for ice cream machine feeding, including compression storehouse, set up in piston in the compression storehouse and be used for the drive the motor of piston motion, the compression storehouse keep away from one side intercommunication of motor is provided with intake pipe, inlet pipe, discharging pipe and pressure release pipe, all be provided with the check valve in intake pipe, inlet pipe, discharging pipe and the pressure release pipe, the pressure release pipe sets up in the bottom of compression storehouse side, be provided with in the pressure release pipe be used for with the relief spring that the check valve is connected.

As a preferable mode of the utility model, the one-way valve comprises a first one-way valve arranged in the air inlet pipe, a second one-way valve arranged in the feed pipe, a third one-way valve arranged in the discharge pipe and a fourth one-way valve arranged in the pressure relief pipe; the first one-way valve and the second one-way valve are in the same direction, and the third one-way valve is in opposite direction to the first one-way valve.

Preferably, the feeding pipe is arranged at the bottom of the side edge of the compression bin, the discharging pipe is arranged above the feeding pipe, and the air inlet pipe is arranged above the discharging pipe.

Preferably, the pressure relief pipe is communicated with the feeding pipe, and the communication part of the pressure relief pipe and the feeding pipe is positioned at one side of the second one-way valve close to the compression bin.

As the preferable mode of the utility model, a wide cavity is arranged on one side of the fourth one-way valve far away from the feeding pipe, at least one part of the pressure release spring is positioned in the wide cavity, a blocking piece is arranged on one side of the pressure release spring close to the fourth one-way valve, and the size of the blocking piece is equal to the sectional area of the pressure release pipe.

Preferably, a sealing cushion layer is arranged on one side of the piston away from the motor.

Preferably, the motor is a gear motor.

Preferably, the motor is connected to the piston via a piston rod.

Preferably, the motor is electrically connected to a current sensor and a timer.

As preferable mode of the utility model, the inner diameters of the air inlet pipe, the feeding pipe, the discharging pipe and the pressure relief pipe are all the same.

The piston pump for feeding the ice cream machine has the beneficial effects that: simple structure, through separately and set up a check valve respectively intake pipe, inlet pipe, discharging pipe and pressure release pipe, effectively avoid taking place because the different circumstances of feeding air that causes of liquid level height difference, make the feeding air inlet proportion remain balanced all the time, effectively keep ice cream good taste, ice cream machine is not fragile, long service life.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of a piston pump for feeding an ice cream machine according to the present utility model;

FIG. 2 is a schematic diagram of the structure of a pressure relief tube in one embodiment of a piston pump for feeding an ice cream machine according to the present utility model;

In the figure: 1. the device comprises an air inlet pipe, 11, a first one-way valve, 2, a feed pipe, 21, a second one-way valve, 3, a discharge pipe, 31, a third one-way valve, 4, a pressure relief pipe, 41, a pressure relief spring, 42, a fourth one-way valve, 43, a wide cavity, 44, a blocking piece, 5, a compression bin, 51, a piston, 52, a sealing cushion layer, 6, a motor, 61 and a piston connecting rod.

Detailed Description

The following are specific examples of the present utility model, and the technical solutions of the present utility model are further described, but the present utility model is not limited to these examples.

Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the modules and steps set forth in these embodiments and the steps do not limit the scope of the present utility model unless specifically stated otherwise.

Meanwhile, it should be understood that the flow in the drawings is not merely performed alone, but a plurality of steps are performed to cross each other for convenience of description.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the present utility model product, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.

Techniques, methods, and systems known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, should be considered part of the specification.

Embodiment one: as shown in fig. 1 and 2, the piston pump for feeding an ice cream machine comprises a compression bin 5, a piston 51 arranged in the compression bin 5 and a motor 6 for driving the piston 51 to move, wherein one side of the compression bin 5 away from the motor 6 is communicated with an air inlet pipe 1, a feed pipe 2, a discharge pipe 3 and a pressure relief pipe 4, check valves are arranged in the air inlet pipe 1, the feed pipe 2, the discharge pipe 3 and the pressure relief pipe 4, the pressure relief pipe 4 is arranged at the bottom of the side edge of the compression bin 5, and a pressure relief spring 41 used for being connected with the check valves is arranged in the pressure relief pipe 4.

In the utility model, the compression bin 5 is a main body structure of a piston pump, and one end of the compression bin 5 drives a piston 51 in the compression bin 5 to reciprocate through a motor 6; extruding and sucking the material at the other end of the compression bin 5; wherein the material inlet and outlet comprises an air inlet pipe 1, a feed pipe 2 and a discharge pipe 3, and also comprises a pressure relief pipe 4 for relieving pressure when the air pressure in the compression bin 5 is too high.

The whole piston pump is arranged for feeding the raw materials of the ice cream, and the feeding corresponds to the whole ice cream machine, and refers to two processes that the raw materials enter the piston pump and the raw materials enter a finished ice cream cavity from the piston pump; with respect to the compression bin 5, which is the extrusion step, is in fact also the extrusion of the ice cream mix from the piston pump into the ice cream finished cavity, collectively referred to herein as the feed, from another aspect.

In the utility model, the compression bin 5 and the external channel are directly divided into four pipelines, namely the air inlet pipe 1, the feed pipe 2, the discharge pipe 3 and the pressure release pipe 4, so that the air inlet part and the feed (solid or semi-solid state) part of the ice cream can be effectively separated and are not influenced by each other.

Next, the check valve includes a first check valve 11 disposed in the air inlet pipe 1, a second check valve 21 disposed in the air inlet pipe 2, a third check valve 31 disposed in the air outlet pipe 3, and a fourth check valve 42 disposed in the pressure release pipe 4; the four pipelines of the air inlet pipe 1, the feed pipe 2, the discharge pipe 3 and the pressure relief pipe 4 are respectively and independently provided with one check valve, the inlet and outlet control among the pipelines is not affected by each other, the feed air inlet proportion can not be changed excessively no matter how the liquid level in the compression bin 5 is, the feed air inlet proportion is always balanced, and the produced ice cream can always keep a good taste.

Here, the first check valve 11 and the second check valve 21 are the same in orientation, and can only enter the compression chamber 5 from the pipeline in one direction, but cannot flow out from the compression chamber 5 through the first check valve 11 and the second check valve 21; the third one-way valve 31 is opposite to the first one-way valve 11 in direction, that is, the flow from the compression chamber 5 to the discharge pipe 3 can be only one-way, and the flow from the discharge pipe 3 to the compression chamber 5 can not pass through the third one-way valve 31.

The feeding pipe 2 is arranged at the bottom of the side edge of the compression bin 5, the discharging pipe 3 is arranged above the feeding pipe 2, and the air inlet pipe 1 is arranged above the discharging pipe 3; in fact, the feeding pipe 2 is communicated to the bottom of the side edge of the compression bin 5, the air inlet pipe 1 is communicated to the top of the side edge of the compression bin 5, air inlet feeding can be separated, the discharging pipe 3 is communicated to the middle of the side edge of the compression bin 5, and ice cream materials after extrusion and mixing flow out from the discharging pipe 3 conveniently.

The motor 6 is connected with the piston 51 through a piston connecting rod 61; when the motor 6 works, the piston connecting rod 61 is driven to drive the piston 51 to reciprocate, when the piston 51 moves towards the motor 6, the space of one side of the compression bin 5, which is close to the material inlet and outlet, is enlarged, the first one-way valve 11 and the second one-way valve 21 are opened, and the air inlet pipe 1 and the feeding pipe 2 input the material and air into the compression bin 5; on the contrary, when the piston 51 moves towards the motor 6, the compression bin 5 extrudes the material, and at the moment, the third one-way valve 31 is opened, and the material in the compression bin 5 flows out through the discharging pipe 3.

Finally, the pressure relief pipe 4 is arranged at the bottom of the side face of the compression bin 5, the explosion prevention cylinder is realized, the motor 6 is protected, the pressure relief spring 41 connected with the one-way valve is arranged in the pressure relief pipe 4, once the pressure in the compression bin 5 is overlarge, the pressure relief spring 41 is extruded to apply work, the pressure relief pipe 4 is conducted, at the moment, the fourth one-way valve 42 is opened to discharge and relieve the pressure of redundant gas materials in the compression bin 5, the motor 6 can be protected, the abnormal torque increase of the motor 6 is prevented from being damaged, the ice cream machine is not easy to damage, and the service life is long.

Embodiment two: as shown in fig. 1 and 2, in one embodiment of the present utility model, in the piston pump for feeding an ice cream machine according to the first embodiment of the present utility model, the pressure release pipe 4 is disposed in communication with the feeding pipe 2, that is, the pressure release pipe 4 is not directly connected to the compression chamber 5, but is connected to the compression chamber 5 through the feeding pipe 2, however, the pressure release pipe 4 and the check valve of the feeding pipe 2 are still disposed separately, and the connection point of the pressure release pipe 4 and the feeding pipe 2 is located at one side of the second check valve 21 near the compression chamber 5.

The pressure relief pipe 4 is communicated with the feed pipe 2 instead of the air inlet pipe 1, because the air inflow is generally larger and the flow speed is faster, and the pressure relief capacity of the air inlet pipe 1 is insufficient; and pressure release pipe 4 and inlet pipe 2 all are located the bottom in compression storehouse 5, in case compression storehouse 5 internal air pressure is too high, can effectively discharge a large amount of mixed material pressure release, and the maximize plays the effect of preventing the explosion cylinder.

Specifically, a wide cavity 43 is provided on a side of the fourth check valve 42 away from the feed pipe 2, an inner diameter of the wide cavity 43 is larger than an inner diameter of the pressure relief pipe 4, at least a part of the pressure relief spring 41 is located in the wide cavity 43, in fact, the pressure relief spring 41 extends from the wide cavity 43 to the pressure relief pipe 4, a blocking piece 44 is provided on a side of the pressure relief spring 41 close to the fourth check valve 42, and a size of the blocking piece 44 is equal to a sectional area of the pressure relief pipe 4; the blocking piece 44 is positioned in the pressure relief pipe 4 to just block the pressure relief pipe 4 completely, and the pressure relief pipe 4 cannot be subjected to pressure relief; when the pressure in the compression bin 5 is too high, the pressure presses the blocking piece 44 to compress the pressure release spring 41 until the blocking piece 44 is displaced into the wide cavity 43, the size of the blocking piece 44 is smaller than that of the wide cavity 43, and at the moment, the pressure release pipe 4 is in one-way conduction with the fourth one-way valve 42, and the compression bin 5 is subjected to pressure release through the pressure release pipe 4.

And, the piston 51 is provided with the sealing cushion layer 52 far away from one side of motor 6, sealing cushion layer 52 is nontoxic silica gel sealing washer, has the advantages of strong tightness, little wearing and tearing, long service life.

Of course, the inner diameters of the air inlet pipe 1, the feeding pipe 2, the discharging pipe 3 and the pressure relief pipe 4 are the same, the specifications of the four one-way valves are also the same, the production is convenient, the materials are saved, and the overhaul is also convenient.

Embodiment III: as shown in fig. 1 and 2, which are only one embodiment of the present utility model, on the basis of any one of the above embodiments, in the piston pump for feeding an ice cream machine of the present utility model, the motor 6 is a gear motor, which has high efficiency and reliability, long service life, and simple maintenance, and can control the reciprocating speed of the piston 51 according to the gear motor with proper specifications, so that the ice cream preparation taste is better.

Here, the motor 6 is electrically connected with a current sensor and a timer, the current sensor senses the current of the motor 6 when in operation, and the timer is timed by a preset time; when the gear motor works, the motor is controlled in a bidirectional way through the induction current and the timing device; because the current can fluctuate along with the up-and-down fluctuation of the voltage, the detection deviation of the motor is larger, but the needed current value is fixed, a large amount of data of which the current floats up and down due to the up-and-down fluctuation of the voltage is needed to be collected through relevant instruments and meters in the early stage, and then the collected large amount of data is written into relevant programs, so that the motor is accurately controlled, and the timing device is used for preventing the damage of induction current components and devices, so that the motor cannot be controlled, and a double-insurance effect is achieved. Because the time is set regularly, when the motor exceeds a certain load, the pressure relief valve below the piston pump can discharge redundant pressure, so that the motor is protected. Thus, the whole motor 6 has higher operation safety and longer service life.

The present utility model is not limited to the above-described specific embodiments, and various modifications and variations are possible. Any modification, equivalent replacement, improvement, etc. of the above embodiments according to the technical substance of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A piston pump for feeding an ice cream machine, characterized by: including compression storehouse (5), set up in piston (51) in compression storehouse (5) and be used for the drive motor (6) of piston (51) motion, compression storehouse (5) are kept away from one side intercommunication of motor (6) is provided with intake pipe (1), inlet pipe (2), discharging pipe (3) and relief pipe (4), all be provided with the check valve in intake pipe (1), inlet pipe (2), discharging pipe (3) and relief pipe (4), relief pipe (4) set up in the bottom of compression storehouse (5) side, be provided with in relief pipe (4) be used for with relief spring (41) that the check valve is connected.

2. A piston pump for feeding an ice cream machine according to claim 1, wherein: the one-way valve comprises a first one-way valve (11) arranged in the air inlet pipe (1), a second one-way valve (21) arranged in the feed pipe (2), a third one-way valve (31) arranged in the discharge pipe (3) and a fourth one-way valve (42) arranged in the pressure relief pipe (4); the first check valve (11) and the second check valve (21) are oriented in the same direction, and the third check valve (31) is oriented in the opposite direction to the first check valve (11).

3. A piston pump for feeding an ice cream machine according to claim 2, wherein: the feeding pipe (2) is arranged at the bottom of the side edge of the compression bin (5), the discharging pipe (3) is arranged above the feeding pipe (2), and the air inlet pipe (1) is arranged above the discharging pipe (3).

4. A piston pump for feeding an ice cream machine as claimed in claim 3, wherein: the pressure relief pipe (4) is communicated with the feeding pipe (2), and the pressure relief pipe (4) is communicated with the feeding pipe (2) and positioned at one side of the second one-way valve (21) close to the compression bin (5).

5. A piston pump for feeding an ice cream machine as claimed in claim 4, wherein: one side that fourth check valve (42) kept away from inlet pipe (2) is provided with wide chamber (43), pressure release spring (41) have at least a portion to be located in wide chamber (43), pressure release spring (41) are close to one side of fourth check valve (42) is provided with stop piece (44), the size of stop piece (44) equals the sectional area of pressure release pipe (4).

6. A piston pump for feeding an ice cream machine according to claim 1, wherein: a sealing cushion layer (52) is arranged on one side of the piston (51) away from the motor (6).

7. A piston pump for feeding an ice cream machine according to claim 1, wherein: the motor (6) is a speed reducing motor.

8. A piston pump for feeding an ice cream machine according to claim 1, wherein: the motor (6) is connected with the piston (51) through a piston connecting rod (61).

9. A piston pump for feeding an ice cream machine according to claim 1, wherein: the motor (6) is electrically connected with a current sensor and a timer.

10. A piston pump for feeding an ice cream machine according to claim 1, wherein: the inner diameters of the air inlet pipe (1), the feeding pipe (2), the discharging pipe (3) and the pressure relief pipe (4) are the same.