CN217380811U

CN217380811U - Cleaning machine disjunctor pump

Info

Publication number: CN217380811U
Application number: CN202221094464.XU
Authority: CN
Inventors: 李志刚
Original assignee: Zhejiang Zhengtu Photoelectric Technology Co ltd
Current assignee: Zhejiang Zhengtu Photoelectric Technology Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-09-06
Anticipated expiration: 2032-05-09

Abstract

The utility model provides a conjoined pump of a cleaning machine, which comprises a motor, a gear box and a pump body which are arranged in sequence, wherein the pump body and the gear box are of an integrated structure; a movable plunger is arranged in the pump body, the left side and the right side of the plunger are respectively provided with a pump cavity, the pump cavities are respectively provided with a water inlet one-way valve and a water outlet one-way valve, the two sides outside the pump body are provided with side covers, a communicating water channel is arranged in each side cover, and each communicating water channel is respectively communicated with the plunger, the pump cavity, the water inlet one-way valve and the water outlet one-way valve; the gear box is internally provided with an eccentric shaft, one end of the eccentric shaft is connected with a motor through a planetary gear so that the motor drives the eccentric shaft to do circular motion, and the other end of the eccentric shaft is connected through a top bearing and drives a plunger to do reciprocating motion along the axial direction. The utility model has the advantages that the gear box and the pump body are integrated, so that the structure is more compact, the assembly efficiency is improved, and the production cost is reduced; through respectively setting up a pump chamber in plunger both sides, can carry out water absorption and drainage process simultaneously for pump body work efficiency promotes one time.

Description

Cleaning machine disjunctor pump

Technical Field

The utility model belongs to the technical field of the cleaning machine, especially, relate to a cleaning machine disjunctor pump.

Background

The cleaning machine extracts water source through a water pump, and then pressurizes the water to spray high-pressure water column from a spray head for washing.

The water pump for the cleaning machine comprises a driving motor, a gear box and a pump body, wherein the gear box is internally provided with a speed reducing mechanism, the pump body is an independent part, the gear box and the pump body are connected through an additional connecting mechanism, the assembling efficiency is low, and the material cost of the connecting mechanism is required. In addition, although the three-plunger swash plate pump commonly used by the cleaning machine has high efficiency, the volume is large, the operation is inconvenient, and the cost is high; if a single plunger pump which is small in size and convenient to hold is selected, the working efficiency is obviously reduced.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned prior art's defect, the utility model aims to provide a cleaning machine disjunctor pump through establishing gear box and the pump body to a body structure, has improved assembly efficiency, has practiced thrift manufacturing cost to satisfy user's demand.

In order to achieve the purpose, the utility model provides a conjoined pump of a cleaning machine, which comprises a motor, a gear box and a pump body which are arranged in sequence, wherein the pump body and the gear box are of an integrated structure; a movable plunger is arranged in the pump body, the left side and the right side of the plunger are respectively provided with a pump cavity, the pump cavities are respectively provided with a water inlet one-way valve and a water outlet one-way valve, the two sides outside the pump body are provided with side covers, a communicating water channel is arranged in each side cover, and each communicating water channel is respectively communicated with the plunger, the pump cavity, the water inlet one-way valve and the water outlet one-way valve; the gear box is internally provided with an eccentric shaft, one end of the eccentric shaft is connected with a motor through a planetary gear so that the motor drives the eccentric shaft to do circular motion, and the other end of the eccentric shaft is connected through a top bearing and drives a plunger to do reciprocating motion along the axial direction.

Preferably, the method comprises the following steps: an intermediate gear is fixedly arranged on the output end of the motor, the intermediate gear is meshed with the inner ring of the planetary gear, the outer ring of the planetary gear is meshed with a gear ring, and the outer surface of the gear ring is in contact connection with the inner surface of the gear box. The planetary gear plays a role in conduction, enhances the torque force of the motor, and has the characteristics of stable transmission, large bearing capacity and compact structure.

Preferably, the method comprises the following steps: the planetary gear comprises a planetary gear disc, the eccentric shaft is provided with a connecting bearing, and the connecting bearing is fixedly inserted in the middle of the planetary gear disc.

Preferably, the method comprises the following steps: the middle part of the plunger is provided with a groove, the top bearing is embedded in the groove in a matching way, and the groove is in a semi-cylindrical shape.

Preferably, the method comprises the following steps: the side cover can be dismantled with the pump body and be connected, conveniently overhauls the maintenance to internal mechanism.

Preferably, the method comprises the following steps: and a water sealing screw connected with the communicating water channel is arranged below the side cover, and a sealing ring is sleeved on the water sealing screw. The water sealing screw is suitable for adjusting the pressure difference in the pump body to keep the pump body in normal operation.

Preferably, the method comprises the following steps: the pump body rear end is equipped with the delivery port that communicates out water check valve, and the delivery port interpolation is equipped with the accessory connector, and delivery port and accessory connector are connected through fixed bayonet lock and the draw-in groove that is equipped with respectively on the adjacent perisporium, are convenient for change the accessory connector, expand the application scene of disjunctor pump.

Preferably, the method comprises the following steps: still the cover is equipped with the sealing washer on the accessory connecting head for the junction has better leakproofness.

Preferably, the method comprises the following steps: a water inlet pipe communicated with the water inlet one-way valve is arranged below the pump body.

Preferably, the following steps: the gear box is connected with the motor through a plurality of circumferentially arranged fixing screws.

The utility model has the advantages that:

(1) through establishing gear box and pump body into an organic whole structure for the structure is more compact, improves assembly efficiency, reduction in production cost.

(2) Through respectively setting up a pump chamber in plunger both sides, can carry out water absorption and drainage process simultaneously for pump body work efficiency promotes one time.

Drawings

Fig. 1 is the utility model provides a structural schematic diagram of a cleaning machine disjunctor pump.

Fig. 2 is a schematic cross-sectional view of a conjoined pump of a cleaning machine provided by the present invention.

Fig. 3 is the utility model provides a structural schematic diagram of side cover in cleaning machine disjunctor pump.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the aspects of the present invention are shown in the drawings, and other details not relevant to the present invention are omitted.

In addition, it should be further noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1-3, a pump connected with a cleaning machine comprises a motor 101, a gear box 102 and a pump body 103, which are sequentially arranged, wherein the pump body 103 and the gear box 102 are of an integrated structure; a movable plunger 104 is arranged in the pump body 103, the left side and the right side of the plunger 104 are respectively provided with a pump cavity, the pump cavities are respectively provided with a water inlet one-way valve 105 and a water outlet one-way valve 106, the two outer sides of the pump body 103 are provided with side covers 107, a communicating water channel 108 is arranged in each side cover 107, and the communicating water channels 108 are respectively communicated with the plunger 104, the pump cavities, the water inlet one-way valve 105 and the water outlet one-way valve 106; the gear box 102 includes an eccentric shaft 109 therein, one end of the eccentric shaft 109 is connected with the motor 101 through a planetary gear 110 so that the motor 101 drives the eccentric shaft 109 to make a circular motion, and the other end of the eccentric shaft 109 is connected through a top bearing 111 and drives the plunger 104 to make a reciprocating motion along an axial direction.

In this embodiment, an intermediate gear 113 is fixedly disposed on the output end 112 of the motor 101, the intermediate gear 113 is engaged with the inner ring of the planetary gear 110, the outer ring of the planetary gear 110 is engaged with a ring gear 114, and the outer surface of the ring gear 114 is in contact connection with the inner surface of the gear box 102. The planetary gear 110 plays a role in conduction, enhances the torsion of the motor 101, and has the characteristics of stable transmission, large bearing capacity and compact structure.

The planetary gear 110 includes a planetary gear plate 115, the eccentric shaft 109 is provided with a connecting bearing 116, and the connecting bearing 116 is fixedly inserted in the middle of the planetary gear plate 115. The plunger 104 is provided with a groove 117 in the middle, the top bearing 111 is embedded in the groove 117 in a matching manner, and the groove 117 is semi-cylindrical.

In this embodiment, a water outlet 118 connected to the water outlet check valve 106 is disposed at the rear end of the pump body 103, an accessory connector 119 is inserted into the water outlet 118, and the water outlet 118 and the accessory connector 119 are connected by a fixing clamp pin 120 and a clamp groove 121 respectively disposed on adjacent peripheral walls, so that the accessory connector 119 can be replaced conveniently, and the application scene of the integral pump can be expanded. The fitting connector 119 is further sleeved with a sealing ring 122, so that the joint has good sealing performance. A water inlet pipe 123 communicated with the water inlet check valve 105 is arranged below the pump body 103.

In this embodiment, the side cover 107 is detachably connected with the pump body 103 through screws, so that the internal mechanism can be conveniently overhauled and maintained. A water sealing screw 124 connected with the communicating water channel 108 is arranged below the side cover 107, and a sealing ring 122 is sleeved on the water sealing screw 124. The water sealing screw 124 is adapted to adjust the pressure difference within the pump body 103 to keep it operating normally. The gear box 102 and the motor 101 are connected by a plurality of circumferentially arranged fixing screws 125.

The utility model discloses a concrete theory of operation as follows: when the motor 101 drives the eccentric shaft 109 to make a circular motion, the top bearing 111 on the eccentric shaft 109 drives the plunger 104 to reciprocate left and right. When the plunger 104 moves rightwards, negative pressure is formed in the left pump cavity, the water inlet check valve 105 in the left pump cavity is opened, the water outlet check valve 106 in the left pump cavity is closed, and water is sucked into the left pump cavity; at the same time, the water inlet check valve 105 in the right pump cavity is closed, the water outlet check valve 106 is opened, and the water in the right pump cavity is discharged. When the plunger 104 moves to the left, water in the left pump chamber is discharged while water is drawn into the right pump chamber. When the reciprocating motion is performed once, the processes of water absorption and drainage can be performed twice, and the working efficiency is greatly improved.

The above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A conjoined pump of a cleaning machine comprises a motor, a gear box and a pump body which are arranged in sequence, and is characterized in that the pump body and the gear box are of an integrated structure;

a movable plunger is arranged in the pump body, a pump cavity is respectively arranged on the left side and the right side of the plunger, a water inlet one-way valve and a water outlet one-way valve are respectively arranged on the pump cavity, side covers are arranged on the two sides outside the pump body, a communicating water channel is arranged in each side cover, and each communicating water channel is respectively communicated with the plunger, the pump cavity, the water inlet one-way valve and the water outlet one-way valve;

the gear box is internally provided with an eccentric shaft, one end of the eccentric shaft is connected with a motor through a planetary gear so that the motor drives the eccentric shaft to do circular motion, and the other end of the eccentric shaft is connected through a top bearing and drives the plunger to do reciprocating motion along the axial direction.

2. The one-piece pump for the cleaning machine as claimed in claim 1, wherein an intermediate gear is fixedly arranged at the output end of the motor, the intermediate gear is meshed with an inner ring of a planetary gear, an outer ring of the planetary gear is meshed with a gear ring, and the outer surface of the gear ring is in contact connection with the inner surface of a gear box.

3. The one-piece pump for cleaning machines as claimed in claim 2, wherein the planetary gear comprises a planetary gear disk, the eccentric shaft is provided with a connecting bearing, and the connecting bearing is fixedly inserted in the middle of the planetary gear disk.

4. The one-piece pump for cleaning machines as claimed in claim 3, wherein a groove is formed in the middle of the plunger, the top bearing is fittingly embedded in the groove, and the groove is semi-cylindrical.

5. The one-piece pump for cleaning machines as claimed in claim 4, wherein said side cap is removably attached to the pump body.

6. The one-piece pump for cleaning machines as claimed in claim 5, wherein a water sealing screw connected with the water channel is provided under the side cover, and a sealing ring is sleeved on the water sealing screw.

7. The one-piece pump for the cleaning machine as claimed in claim 6, wherein a water outlet connected to the water outlet check valve is provided at the rear end of the pump body, an accessory connector is inserted into the water outlet, and the water outlet and the accessory connector are connected by a fixing bayonet and a clamping groove respectively provided on adjacent peripheral walls.

8. The one-piece pump for cleaning machines as claimed in claim 7, wherein said gear box and motor are connected by a plurality of circumferentially disposed fastening screws.