CN207048972U

CN207048972U - A kind of curve flexible pump

Info

Publication number: CN207048972U
Application number: CN201720979364.8U
Authority: CN
Inventors: 易红宝; 于辉; 于建
Original assignee: Shenzhen Zong Tai Motor Co Ltd
Current assignee: Shenzhen Zong Tai Motor Co Ltd
Priority date: 2017-08-07
Filing date: 2017-08-07
Publication date: 2018-02-27
Anticipated expiration: 2027-08-07

Abstract

It the utility model is related to liquid pump technical field, and in particular to a kind of curve flexible pump, it includes：The core accommodating cavity being arranged in housing, and housing is provided with inlet and liquid outlet；Core body is provided with core accommodating cavity, core body includes：Hemispheric lower bulb, and its bottom is provided with power transmission shaft, the upper surface in lower bulb is hinged by rotating shaft and the bottom surface in upper bulb, and the centre of sphere in lower bulb and upper bulb overlaps, and rotating shaft is passed through in the centre of sphere；Liquid storage space is provided between upper bulb and lower bulb, the upper surface of the bottom surface in upper bulb and the lower bulb is divided into two regions by rotating shaft respectively, and the bottom surface in the upper bulb in a region can fit with the upper surface in lower bulb below；Upper bulb is provided with rotary shaft, is provided with rotary shaft installation position at the top of core accommodating cavity, rotary shaft is movably set in the rotary shaft installation position；The utility model has small volume, output pressure height, the continual advantage of conveying, greatly meets the use demand of user.

Description

A kind of curve flexible pump

Technical field

It the utility model is related to liquid pump technical field, and in particular to a kind of curve flexible pump.

Background technology

Liquid pump is commonly used plant equipment industrial and in life, and it is mainly for delivery of fluid or makes fluid pressurized； Liquid pump on the market now, liquid conveying is typically carried out by devices such as screw rod, piston, gears inside it, it is generally deposited The use demand of user can not be met well the shortcomings of volume is larger, output pressure is low, conveying is discontinuous.

The content of the invention

To overcome drawbacks described above, the purpose of this utility model is to provide a kind of curve flexible pump.

The purpose of this utility model is achieved through the following technical solutions：

The utility model is a kind of curve flexible pump, including：Core accommodating cavity, and the shell are provided with housing, the housing The inlet and liquid outlet being connected respectively with the core accommodating cavity are additionally provided with body；Core is provided with the core accommodating cavity Body, the core body include：Hemispheric lower bulb, the bottom in the lower bulb are provided with power transmission shaft, the upper table in the lower bulb Face is hinged by rotating shaft and the bottom surface in upper bulb, and the centre of sphere in the lower bulb and upper bulb overlaps, and the rotating shaft pass through in The centre of sphere；Liquid storage space is provided between the upper surface in the bottom surface in the upper bulb and lower bulb, the rotating shaft is respectively by upper bulb Bottom surface and the upper surface in the lower bulb be divided into two regions, the bottom surface in the upper bulb in a region can be with lower ball below The upper surface in portion fits；The upper bulb is provided with rotary shaft, and rotary shaft installation position, institute are provided with the top of the core accommodating cavity Rotary shaft is stated to be movably set in the rotary shaft installation position.

Further, the described housing bottom is movably set with rotary shaft, is stretched at the top of the rotary shaft in housing with connecting One end of extension bar is connected, and the other end of the connecting rod is connected with power transmission shaft.

Further, void region is equipped with the sphere in the upper bulb and lower bulb, on the edge of the void region Enclose provided with sealing rib.

Further, the bottom surface in the lower bulb and the bottom of the core accommodating cavity are tangent.

Further, the housing is matched by the upper casing, middle shell and lower casing that are sequentially connected and is combined into；The inlet and go out liquid Mouth is arranged on the upper casing, and the rotary shaft is movably set on the lower casing.

Further, the junction of the upper casing and middle shell is provided with sealing ring.

Further, bearing is installed in the rotary shaft installation position, the inner ring of the bearing is connected with the outside of rotary shaft Connect.

Curve flexible pump described in the utility model, it has, and small volume, output pressure are high, convey continual advantage, Greatly meet the use demand of user.

Brief description of the drawings

For ease of explanation, the utility model is described in detail by following preferred embodiments and accompanying drawing.

Fig. 1 is the cross-sectional view in one direction of the utility model；

Fig. 2 is the cross-sectional view in another direction of the utility model；

Fig. 3 is decomposition texture schematic diagram of the present utility model；

Fig. 4 is the overall structure diagram of the core body in the utility model；

Fig. 5 is a motion state schematic diagram of the core body in the utility model；

Fig. 6 is another motion state schematic diagram of the core body in the utility model.

Embodiment

In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation Example, the utility model is further described.It should be appreciated that specific embodiment described herein is only explaining this reality With new, it is not used to limit the utility model.

Fig. 1 to Fig. 6 is referred to, the utility model is a kind of curve flexible pump, including：Ball is provided with housing, the housing Core accommodating cavity, and the inlet 11 and liquid outlet 12 being connected respectively with the core accommodating cavity are additionally provided with the housing；The ball Core body is provided with core accommodating cavity, the core body includes：Hemispheric lower bulb 2, the bottom in the lower bulb 2, which is provided with, to be passed Moving axis 7, the upper surface in the lower bulb 2 are hinged by rotating shaft and the bottom surface in upper bulb 1, the lower bulb 2 and upper bulb 1 The centre of sphere is overlapped, and the rotating shaft 14 is passed through in the centre of sphere；It is provided between the upper surface in the bottom surface in the upper bulb 1 and lower bulb 2 The upper surface of the bottom surface in upper bulb 1 and the lower bulb 2 is divided into two regions by liquid storage space 13, the rotating shaft 14 respectively, and one The bottom surface in the upper bulb 1 in individual region can fit with the upper surface in lower bulb 2 below；The upper bulb 1 is provided with rotation Axle 3, the core accommodating cavity top are provided with the installation position of rotary shaft 14, and the rotary shaft 3 is movably set in the rotary shaft 14 and installed In position.

Further, the described housing bottom is movably set with rotary shaft 10, and the top of the rotary shaft 10 is stretched into housing It is connected with one end of connecting rod, the other end of the connecting rod is connected with power transmission shaft 7.

Further, void region 15 is equipped with the sphere in the upper bulb 1 and lower bulb 2, the void region 15 Edge upper measurement is provided with sealing rib 16；It uses the structure that banding seals, and the whole sphere for avoiding bulb 1 houses with core Chamber is in contact, so as to reduce initial resistance.

Further, the bottom surface in the lower bulb 2 and the bottom of the core accommodating cavity are tangent.

Further, the housing is matched by the upper casing 4, middle shell 6 and lower casing 9 that are sequentially connected and is combined into；The inlet 11 It is arranged at liquid outlet 12 on the upper casing 4, the rotary shaft 10 is movably set on the lower casing 9.

Further, the junction of the upper casing 4 and middle shell 6 is provided with sealing ring 5.

Further, bearing 8, the inner ring of the bearing 8 and the outside of rotary shaft 3 are installed in the installation position of rotary shaft 14 It is connected.

Operation principle of the present utility model is：The installation position of rotary shaft 14 that rotary shaft 3 on upper bulb 1 is fixed in housing In, and the power transmission shaft 7 in lower bulb 2 is connected by connecting rod with rotary shaft 10, and upper and lower bulb 1,2 is cut with scissors by the phase of rotating shaft 14 Connect；Because the rotary shaft 10 is external impetus source, under its effect, upper and lower bulb 1,2 can be rotated；And on two Two liquid storage spaces 13 have been respectively constituted between the upper surface in the bottom surface in bulb 1 and lower bulb 2, and in rotary course, two Liquid storage space 13 ceaselessly carries out alternately folding；When the side of core body turns to inlet 11, second corresponding to the side deposits Liquid space B is gradually opened, and liquid enters from inlet 11；Core body is rotated further, and hydraulically full liquid storage space 13, which moves to, to be leaned on During nearly liquid outlet 12, it is gradually compressed so that the liquid in the second liquid storage space B is extruded from liquid outlet 12 by high pressure, until Untill the second liquid storage space B is closed；And at this moment, the first liquid storage space A of opposite side is had already turned on to maximum, and is had been filled with Liquid, prepares to export the liquid of its inside；Two liquid storage spaces 13 are alternately carried out liquid output in the utility model, Ensure the uninterrupted of liquid conveying.

Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model Protection domain within.

Claims

A kind of 1. curve flexible pump, it is characterised in that including：Core accommodating cavity is provided with housing, the housing, and on the housing It is additionally provided with the inlet and liquid outlet being connected respectively with the core accommodating cavity；Core body is provided with the core accommodating cavity, The core body includes：Hemispheric lower bulb, the bottom in the lower bulb are provided with power transmission shaft, and the upper surface in the lower bulb leads to Cross rotating shaft and the bottom surface in upper bulb is hinged, the centre of sphere in the lower bulb and upper bulb is overlapped, and the rotating shaft is passed through in the ball The heart；Liquid storage space is provided between the upper surface in the bottom surface in the upper bulb and lower bulb, the rotating shaft is respectively by the bottom in upper bulb The upper surface in face and the lower bulb is divided into two regions, and the bottom surface in the upper bulb in a region can be with lower bulb below Upper surface fits；The upper bulb is provided with rotary shaft, and rotary shaft installation position, the rotation are provided with the top of the core accommodating cavity Rotating shaft is movably set in the rotary shaft installation position.
2. curve flexible pump according to claim 1, it is characterised in that the described housing bottom is movably set with rotation Axle, stretch at the top of the rotary shaft in housing and be connected with one end of connecting rod, the other end and power transmission shaft of the connecting rod It is connected.
3. curve flexible pump according to claim 2, it is characterised in that be all provided with the sphere in the upper bulb and lower bulb There is void region, the edge upper measurement of the void region is provided with sealing rib.
4. curve flexible pump according to claim 3, it is characterised in that the bottom surface in the lower bulb and the core accommodating cavity Bottom it is tangent.
5. curve flexible pump according to claim 4, it is characterised in that the housing is by the upper casing, the middle shell that are sequentially connected Match with lower casing and be combined into；The inlet and liquid outlet are arranged on the upper casing, and the rotary shaft is movably set in the lower casing On.
6. curve flexible pump according to claim 5, it is characterised in that the junction of the upper casing and middle shell is provided with sealing Circle.
7. curve flexible pump according to claim 6, it is characterised in that bearing is installed in the rotary shaft installation position, The inner ring of the bearing on the outside of rotary shaft with being connected.