CN216293748U - Water pump and steam box for cooking equipment - Google Patents

Abstract

The utility model relates to a water pump and a steam box for cooking equipment, which comprises a base, a water pipe and a rotator, wherein the base is provided with a circular containing groove which extends vertically and is provided with an opening at the upper part, one side of the containing groove is provided with an opening, the rotator is matched with an inner cavity of the containing groove and is embedded in the containing groove, the rotator is provided with at least three cylindrical rollers, the rotator can rotate by taking a central shaft of the containing groove as a center, each roller can rotate by taking a central shaft of the roller as the center, the water pipe is attached along the length direction of the inner groove surface of the containing groove, two ends of the water pipe are exposed through the opening of the containing groove, and the corresponding part of the water pipe can be clamped between the corresponding roller and the inner groove surface of the containing groove to form a closed pipe section between the two adjacent rollers. Compared with the prior art, the water pump has the functions of pumping water and stopping water, and the water pumping function of the existing water pump and the waterway switching function of the electromagnetic valve can be realized simultaneously only by arranging the water pump.

Description

Water pump and steam box for cooking equipment

Technical Field

The utility model relates to the field of cooking equipment, in particular to a water pump and a steam box for the cooking equipment.

Background

A water tank, a steam generator, and a water path system for communicating the water tank and the steam generator are generally provided in the steam generator, and water in the water tank is introduced into the steam generator through the water path system, thereby generating steam for cooking in the steam generator. The control of the existing steam box waterway system generally adopts two modes: the first method is to use a combination of a water pump and an electromagnetic valve for control, wherein the water pump generally uses a gear pump, when one tooth enters the fluid space of the other tooth through a pair of meshed gears, the water in the water tank is pumped out by the pumping force formed by the liquid being squeezed, meanwhile, in order to prevent the siphon phenomenon formed by the waterway system, the electromagnetic valve is added in the waterway, and when the water pump does not pump water, the electromagnetic valve is used for stopping the waterway. The second mode is as follows: the plunger pump is adopted, the volume of the sealing cavity is changed to realize water absorption by means of reciprocating motion of the plunger in the pump body, the plunger pump generally has a waterway stop function, and an electromagnetic valve is not required to be additionally arranged.

It can be seen from above that, the combination that utilizes water pump and solenoid valve controls for the mode that adopts the plunger pump, and the control unit is more, therefore the cost is higher relatively, and the mode that utilizes the plunger pump, then because the noise at work of plunger pump is great to can influence user's use and experience.

Disclosure of Invention

The first technical problem to be solved by the present invention is to provide a water pump for cooking equipment with both water pumping and water stopping functions.

The second technical problem to be solved by the utility model is to provide a steam box with the water pump, aiming at the prior art.

The technical scheme adopted by the utility model for solving the first technical problem is as follows: a water pump for cooking equipment is characterized by comprising a base, a water pipe and a rotator, wherein the base is provided with a circular containing groove which extends vertically and is provided with an opening at the upper part, one side of the containing groove is provided with an opening, the rotator is matched with an inner cavity of the containing groove and is embedded in the containing groove, the rotator is provided with at least three cylindrical rollers which are circumferentially arranged at intervals along the central axis of the containing groove, the rotator can rotate by taking the central axis of the containing groove as the center, each roller can rotate by taking the central axis of the roller as the center, the water pipe is attached along the length direction of the inner groove surface of the containing groove, two ends of the water pipe are exposed through the openings of the containing groove respectively, and the corresponding part of the water pipe can be clamped between the corresponding roller and the inner groove surface of the containing groove to form a closed pipe section between two adjacent rollers.

Further, the radius of the containing groove is R1, the radius of the circle where the outer side end of the outer peripheral surface of each roller is located is R2, and the thickness of the pipe wall of the water pipe is D, then R2-R1 are less than or equal to 2D. Therefore, the completely closed pipe section can be formed better, and the pipe wall of the water pipe is made of silicon rubber.

Further, the body of turning includes a center section of thick bamboo and sets up upper end plate and the lower end plate at both ends about this center section of thick bamboo, and the appearance of this upper end plate and lower end plate all is the ring form, and the hole edge of the centre bore of each end plate corresponds the mouth edge of port with a center section of thick bamboo respectively and fixes along circumference, and the upper and lower both ends of each roller rotate through the pivot respectively and are connected on upper end plate and lower end plate, and each roller all establishes along this upper end plate and lower end plate circumference interval to can realize the firm installation of each roller.

The central part of the top wall of the mounting column is provided with a motor hole for the motor shaft of the driving motor to be inserted and connected, the lower end of the mounting column is opened, the center of the inner bottom surface of the containing groove is vertically fixed with a cylindrical swivel base, the center of the mounting column is provided with an axially extending rotating pipe, the upper end of the rotating pipe is fixed on the inner surface of the mounting column and surrounds the periphery of the motor hole, and the lower end of the rotating pipe is exposed below the mounting column and is rotatably connected in the swivel base. Thus, under the drive of the drive motor, each roller can better rotate by taking the central shaft of the containing groove as the center.

Further, the base comprises a square box body and a cover body covering the opening in the upper portion of the box body, a blocking wall is vertically fixed on the inner bottom surface of the box body and surrounds the containing groove, the driving motor is installed on the upper surface of the cover body, and a through hole which is matched with the top wall of the installing column and is overlapped up and down is formed in the cover body. On one hand, the driving motor is stably installed, and on the other hand, the driving motor can better drive the rotating body to rotate by taking the central shaft of the accommodating groove as the center.

Furthermore, a window is arranged on the side wall of one side of the box body, the window is opposite to the inside and the outside of the opening of the containing groove, the opening edges of the two sides of the opening of the containing groove respectively extend towards the direction of the window to form a guide wall, and the two ends of the water pipe are respectively attached to the inner surfaces of the corresponding guide walls. Thereby enabling the two ends of the water pipe to better extend out of the base to be connected with other pipelines of the waterway system.

The water pipe connector further comprises a connector support arranged on the window, and the connector support comprises a first connector and a second connector, wherein the first connector is used for being connected with one end port of the water pipe in an inserting mode, and the second connector is used for being connected with the other end port of the water pipe in an inserting mode. Thereby facilitating the connection of the two ends of the water pipe with other pipelines of the waterway system.

Furthermore, the joint support also comprises a joint plate which is covered and sealed on the window in a detachable mode, the first joint and the second joint are respectively arranged and fixed on the joint plate at intervals along the direction vertical to the side wall of the box body where the window is positioned, one end interface of each joint is positioned in the box body and is connected with the corresponding water pipe port, and the other end interface is respectively positioned outside the box body. Realize the firm installation of first joint and second joint on the one hand, on the other hand further makes things convenient for the both ends of water pipe and water piping system's other tube coupling.

Furthermore, the inner side surfaces of the box bodies on the two sides of the window are respectively fixed with a guide rail which extends vertically, and the two ends of the joint plate are respectively inserted into the corresponding guide rails and can respectively slide up and down along the corresponding guide rails. Thereby make things convenient for the dismouting of joint support on the window.

Further, the driving motor is a bidirectional motor. Therefore, the water pump has the functions of bidirectional water inlet and water return.

The technical solution adopted to further solve the second technical problem is as follows: a steam box is characterized by comprising the water pump for the cooking equipment.

Compared with the prior art, the utility model has the advantages that: the corresponding part of the water pipe can be clamped between the corresponding roller and the inner groove surface of the containing groove to form a closed pipe section between two adjacent rollers, so that part of water in the water pipe can be sealed in the closed pipe section, when the rotator rotates clockwise, the water in each closed pipe section is extruded by the rollers and the groove wall of the containing groove together to continuously flow towards one end of the water pipe, and finally the water in each closed pipe section flows out from one end of the water pipe, so that the water pumping action of the water pump is realized, and when the rotator stops rotating, the water is sealed in the closed pipe section by being extruded and pressed simultaneously by the rollers and the groove wall of the containing groove, so that the water pump can stop the water flow. The water pump has the functions of pumping water and stopping water, and the water pumping function of the existing water pump and the waterway switching function of the electromagnetic valve can be realized simultaneously only by arranging the water pump.

Drawings

FIG. 1 is a schematic structural diagram of a water pump according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a water pump in an embodiment of the present invention;

FIG. 3 is an exploded view of the water pump according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a swivel in an embodiment of the present invention;

FIG. 5 is a schematic view of the structure of FIG. 4 in another direction;

FIG. 6 is an exploded view of the swivel structure in an embodiment of the present invention;

FIG. 7 is a schematic view of the structure of FIG. 6 in another direction;

fig. 8 is a sectional view of a swivel in an embodiment of the present invention;

fig. 9 is a schematic structural view of a joint support in an embodiment of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 to 9, a steam box comprises a water pump, the water pump comprises a base 1, a water pipe 3 and a rotator 4, the base 1 has a circular containing groove 20 extending vertically and having an upper opening, and one side of the containing groove 20 is opened, the rotating body 4 is matched with the inner cavity of the containing groove 20 and is embedded in the containing groove 20, the rotor 4 has at least three cylindrical rollers 41 circumferentially spaced apart from each other around the center axis of the housing groove 20, the rotor 4 can rotate around the central axis of the housing 20, and the rollers 41 can rotate around their own central axes, the water pipe 3 is attached along the length direction of the inner groove surface of the containing groove 20, and both ends of the water pipe 3 are respectively exposed through the opening of the containing groove 20, the corresponding part of the water pipe 3 can be clamped between the corresponding roller 41 and the inner groove surface of the groove 20 to form a closed pipe section 31 between two adjacent rollers 41. In this way, in the present invention, part of the water in the water pipe 3 is sealed in the closed pipe sections 31, when the rotator 4 rotates clockwise, the water in each closed pipe section 31 is pressed by the rollers 41 and the groove wall of the containing groove 20 to flow towards one end of the water pipe 3, and finally the water in each closed pipe section 31 flows out from one end of the water pipe 3, so as to realize the water pumping action of the water pump, and when the rotator 4 stops rotating, the water is sealed in the closed pipe sections 31 under the simultaneous pressing of the rollers 41 and the groove wall of the containing groove 20, so as to realize the water flow stopping action of the water pump. The water pump has the functions of pumping water and stopping water, and the water pumping function of the existing water pump and the waterway switching function of the electromagnetic valve can be realized simultaneously only by arranging the water pump. In this embodiment, the number of the rollers 41 is three, so that two closed pipe sections 31 can be formed in the water pump, and water is sealed in each closed pipe section 31.

In this embodiment, the water pipe 3 is made of silicon rubber, the radius of the accommodating groove 20 is R1, the radius of the circle where the outer end of the outer circumferential surface of each roller 41 is located is R2, and the thickness of the pipe wall of the water pipe 3 is D, R2 to R1 are not more than 2D, so that the completely closed pipe section 31 can be preferably formed.

Specifically, the rotating body 4 includes a central cylinder 42, and an upper end plate 421 and a lower end plate 422 disposed at the upper end and the lower end of the central cylinder 42, the upper end plate 421 and the lower end plate 422 are both annular in shape, the hole edge of the central hole of each end plate is circumferentially fixed with the opening edge of the corresponding port of the central cylinder 42, the upper end and the lower end of each roller 41 are rotatably connected to the upper end plate 421 and the lower end plate 422 through a rotating shaft 411, and the rollers 41 are circumferentially spaced along the upper end plate 421 and the lower end plate 422, so that the rollers 41 can be stably mounted. In order to realize the automatic rotation of the rotator 4 and further realize the automatic water pumping and stopping functions of the water pump, the water pump further comprises a driving motor 5 for driving the rotator 4 to rotate, a hollow mounting column 43 is arranged at the center of the central cylinder 42, the outer surface of the mounting post 43 is connected to the inner peripheral surface of the central cylinder 42 by connecting rods 44 arranged at regular intervals in the circumferential direction, and a motor hole 431 for inserting the motor shaft 51 of the driving motor 5 is formed at the center of the top wall of the mounting post 43, the lower end of the mounting column 43 is open, a cylindrical rotary seat 13 is vertically fixed at the center of the inner bottom surface of the containing groove 20, an axially extending rotary pipe 45 is arranged at the center of the mounting column 43, the upper end of the rotating tube 45 is fixed on the inner surface of the mounting column 43 and surrounds the periphery of the motor hole 431, and the lower end is exposed below the mounting column 43 and rotatably connected in the rotary seat 13. Therefore, under the driving of the driving motor 5, each roller 41 can better rotate around the central shaft of the containing groove 20, preferably, the driving motor 5 is a bidirectional motor in the embodiment, so that the water pump of the utility model can simultaneously have bidirectional water inlet and water return functions.

Further, in this embodiment, a window 111 is formed on a side wall of the box body 11, the window 111 is opposite to the inside and outside of the opening of the accommodating groove 20, the opening edges of the two sides of the opening of the accommodating groove 20 extend towards the window 111 respectively to form a guide wall 201, and the two ends of the water pipe 3 are attached to the inner surface of the corresponding guide wall 201 respectively, so that the two ends of the water pipe 3 can better extend out of the base 1 to be connected with other pipelines of the waterway system.

In addition, in order to facilitate the connection between the two ends of the water pipe 3 and other pipes of the waterway system, the connector bracket 6 is disposed on the window 111, and the connector bracket 6 includes a first connector 61 for being inserted into one end port of the water pipe 3 and a second connector 62 for being inserted into the other end port of the water pipe 3. Furthermore, the connector bracket 6 further includes a connector plate 63 detachably covered on the window 111, and the first connector 61 and the second connector 62 are respectively fixed on the connector plate 63 in a penetrating manner along a direction perpendicular to the side wall of the box body 11 where the window 111 is located, and one end interface of each connector is located in the box body 11 and connected with the corresponding port of the water pipe 3, and the other end interface is located outside the box body 11. On one hand, the first joint 61 and the second joint 62 are stably installed, and on the other hand, the connection between the two ends of the water pipe 3 and other pipelines of the waterway system is further facilitated. In this embodiment, in order to facilitate the detachment and installation of the joint bracket 6 on the window 111, the inner side surfaces of the box bodies 11 on the two sides of the window 111 are respectively fixed with the vertically extending guide rails 7, and the two ends of the joint plate 63 are respectively inserted into the corresponding guide rails 7 and can respectively slide up and down along the corresponding guide rails 7.

The working process of the utility model is as follows:

when the driving motor 5 rotates clockwise, the rotating body 4 synchronously rotates clockwise under the driving of the driving motor 5, and two sections of closed water paths formed in the water pipe 3 are extruded by the roller 41 and the groove wall of the containing groove 20 together and continuously flow from one end (namely the water inlet end) of the water pipe 3 to the other end (namely the air outlet end), so that the water pumping action of the water pump is realized. When the driving motor 5 stops rotating, the rotation body 4 stops rotating synchronously, and the water path is sealed in the closed pipe section 31 under the extrusion of the roller 41 and the groove wall of the containing groove 20 and cannot flow, thereby realizing the function of stopping water flow.

Claims (11)

1. A water pump for cooking equipment is characterized by comprising a base (1), a water pipe (3) and a rotator (4), wherein the base (1) is provided with a circular containing groove (20) which extends vertically and is opened at the upper part, one side of the containing groove (20) is opened, the rotator (4) is matched with an inner cavity of the containing groove (20) and is embedded in the containing groove (20), the rotator (4) is provided with at least three cylindrical rollers (41) which are circumferentially arranged at intervals by taking a central shaft of the containing groove (20) as a center, the rotator (4) can rotate by taking the central shaft of the containing groove (20) as the center, each roller (41) can respectively rotate by taking the central shaft of the rotator as the center, the water pipe (3) is attached along the length direction of the inner groove surface of the containing groove (20), and two ends of the water pipe (3) are respectively exposed through the opening of the containing groove (20), the corresponding part of the water pipe (3) can be clamped between the corresponding roller (41) and the inner groove surface of the containing groove (20) to form a closed pipe section (31) between two adjacent rollers (41).

2. The water pump for cooking appliances according to claim 1, wherein the radius of the receiving groove (20) is R1, the radius of the circle where the outer side end of the outer circumferential surface of each roller (41) is located is R2, and the thickness of the wall of the water pipe (3) is D, R2-R1 ≤ 2D.

3. The water pump for the cooking apparatus according to claim 2, wherein the rotator (4) comprises a central cylinder (42) and an upper end plate (421) and a lower end plate (422) disposed at the upper end and the lower end of the central cylinder (42), the upper end plate (421) and the lower end plate (422) are both circular ring-shaped, the hole edge of the central hole of each end plate is circumferentially fixed with the hole edge of the corresponding port of the central cylinder (42), the upper end and the lower end of each roller (41) are rotatably connected to the upper end plate (421) and the lower end plate (422) through a rotating shaft (411), and the rollers (41) are circumferentially spaced along the upper end plate (421) and the lower end plate (422).

4. The water pump for cooking apparatus as claimed in claim 3, further comprising a driving motor (5) for driving the rotation of the rotation body (4), wherein a hollow mounting post (43) is provided at a center of the central cylinder (42), an outer surface of the mounting post (43) is connected to an inner circumferential surface of the central cylinder (42) via connecting rods (44) provided at intervals in a circumferential direction, a motor hole (431) for inserting a motor shaft (51) of the driving motor (5) is formed at a center of a top wall of the mounting post (43), a lower end of the mounting post (43) is opened, a cylindrical rotation base (13) is vertically fixed at a center of an inner bottom surface of the receiving groove (20), an axially extending rotation pipe (45) is provided at a center of the mounting post (43), an upper end of the rotation pipe (45) is fixed to an inner surface of the mounting post (43) and surrounds an outer circumference of the motor hole (431), and the lower end is exposed below the mounting column (43) and is rotatably connected in the rotary seat (13).

5. The water pump for the cooking apparatus as claimed in claim 4, wherein the base (1) includes a square box body (11) and a cover body (12) covering the upper opening of the box body (11), a blocking wall (2) is vertically fixed on the inner bottom surface of the box body (11), the blocking wall (2) surrounds the containing groove (20), the driving motor (5) is installed on the upper surface of the cover body (12), and the cover body (12) is provided with a through hole (121) which is matched with the top wall of the mounting column (43) and is overlapped up and down.

6. The water pump for the cooking apparatus according to claim 5, wherein a window (111) is formed on one side wall of the box body (11), the window (111) is opposite to the inside and outside of the opening of the receiving groove (20), the opening edges of the opening of the receiving groove (20) extend toward the window (111) to form a guide wall (201), and both ends of the water pipe (3) are respectively attached to the inner surface of the corresponding guide wall (201).

7. The water pump for a cooking apparatus as claimed in claim 6, further comprising a joint holder (6) provided on the window (111), the joint holder (6) comprising a first joint (61) for being inserted into one end port of the water pipe (3) and a second joint (62) for being inserted into the other end port of the water pipe (3).

8. The water pump for a cooking apparatus as claimed in claim 7, wherein the joint holder (6) further comprises a joint plate (63) detachably covering the window (111), and the first joint (61) and the second joint (62) are respectively fixed to the joint plate (63) at intervals along a direction perpendicular to a sidewall of the case (11) in which the window (111) is located, and one end of each joint is located in the case (11) and connected to a corresponding port of the water pipe (3) and the other end of each joint is located outside the case (11).

9. The water pump for cooking apparatus as claimed in claim 8, wherein vertically extending guide rails (7) are fixed to the inner side surfaces of the case (11) at both sides of the window (111), respectively, and both ends of the joint plate (63) are inserted into the corresponding guide rails (7) and can slide up and down along the corresponding guide rails (7), respectively.

10. The water pump for a cooking apparatus as claimed in any one of claims 4 to 9, wherein the driving motor (5) is a bidirectional motor.

11. A steam box characterized by having a water pump for a cooking apparatus according to any one of claims 1 to 10.

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