CN201363257Y - Peristaltic pump device for conveying liquid - Google Patents
Peristaltic pump device for conveying liquid Download PDFInfo
- Publication number
- CN201363257Y CN201363257Y CNU2008202036614U CN200820203661U CN201363257Y CN 201363257 Y CN201363257 Y CN 201363257Y CN U2008202036614 U CNU2008202036614 U CN U2008202036614U CN 200820203661 U CN200820203661 U CN 200820203661U CN 201363257 Y CN201363257 Y CN 201363257Y
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- CN
- China
- Prior art keywords
- power gear
- peristaltic
- lower cover
- rubber hose
- flexible rubber
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- Expired - Fee Related
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Abstract
The utility model discloses a peristaltic pump device for conveying liquid, comprising an upper cover, a lower cover, a motor, a flexible rubber hose of an extrusion wheel, at least two power gears and an electric control device. The power gear and the lower cover are coaxially mounted; a skew shaft core of the extrusion wheel is mounted on the power gear; the upper cover is fixedly connected with the lower cover; the side wall of the lower cover is provided with the inlet and the outlet of the flexible rubber hose; and the power gear is driven by the motor. The peristaltic pump device for conveying liquid is characterized in that the side wall of the lower cover is provided with an opening which corresponds to the position of the extrusion wheel and enables the flexible rubber hose to be in a non-stress extrusion state; when the extrusion wheel deviates from the opening, a section of the flexible rubber hose in a containing cavity and the wall of the containing cavity are in an extrusion state; the peristaltic pump device is also provided with a locating stopping mechanism which enables the extrusion wheel to respectively stop at the corresponding opening position; and the locating stopping mechanism is in a mechanical type or an electronic type. The utility model can prevent conglutination or invalidation of the flexible rubber hose due to long-term extrusion and can effectively prolong the service life of the flexible rubber hose.
Description
Technical field
The utility model relates to a kind of peristaltic-type pump arrangement that is used to carry liquid.
Background technique
Peristaltic pump generally comprises loam cake, lower cover, power gear, motor, extruding wheel and flexible rubber hose and electric controller, power gear and the coaxial installation of lower cover and and the lower cover inboard form a receiving cavity between facing the wall and meditating, peristaltic pump is mainly used in conveying liquid, its working principle is: during work, whippy flexible rubber hose is extruded to take turns to be stuck in to compress in the receiving cavity and closes, extruding wheel also rotates when power gear is rotated, flexible rubber hose is extruded modification, captured flexible rubber hose restores to the original state because of elasticity, thereby producing negative pressure sucks liquid, this partially liq is pushed forward by second extruding wheel again subsequently, and finally the other end from flexible rubber hose flows out.Flexible rubber hose in the existing peristaltic-type pump arrangement in use, the inwall of flexible rubber hose is the alternation state that is in extruding and unclamps, but when flexible rubber hose is in long extruding adhesion or inefficacy can appear, therefore, there is following defective in the product of the type: when peristaltic pump is in off working state, each power mechanism stops action, at this moment extruding wheel stops operating, flexible rubber hose is in long squeezed state, so just, can make flexible rubber hose above-mentioned adhesion or failure phenomenon occur, thereby have a strong impact on the working life of flexible rubber hose because of suffering long-term extruding.
Summary of the invention
In order to overcome the defective that prior art exists, the purpose of this utility model provides a kind of peristaltic-type pump arrangement that is used to carry liquid, when peristaltic pump is in off working state, can prevent that also flexible rubber hose from adhesion or inefficacy occurring because of suffering long-term extruding, can effectively prolong the working life of flexible rubber hose.
The purpose of this utility model is achieved through the following technical solutions.
A kind of peristaltic-type pump arrangement that is used to carry liquid, comprise loam cake, lower cover, motor, extruding wheel flexible rubber hose and at least two power gear and electric controller, power gear and the coaxial installation of lower cover and and the lower cover inboard form a receiving cavity between facing the wall and meditating, extruding wheel off-axis core is installed on the power gear and the line of the center of rotation of extruding wheel departs from the center of rotation of power gear, loam cake is fixedlyed connected with lower cover, the side walls of lower cover is provided with the import and export of flexible rubber hose, flexible rubber hose can place in the receiving cavity by importing and exporting a part, power gear is by motor driven, it is characterized in that: the side walls of described lower cover is provided with and the corresponding opening that makes flexible rubber hose be the non-stress squeezed state in extruding wheel position, when departing from opening, extruding wheel place flexible glue pipeline section and receiving cavity wall in the receiving cavity to be squeezed state, the location stall mechanism when on peristaltic-type pump arrangement, also being provided with extruding wheel and stopping at respectively corresponding to the aperture position place.
Described location stall mechanism one is arranged on the mechanical type location stall mechanism between power gear and the lower cover.
Described mechanical positioning stall mechanism comprises a location latch, is provided with a through hole last covering, and is provided with positioning hole on power gear, and power gear stopped operating when fastening screw inserted in through hole and the positioning hole.
Described fastening screw is provided with a Lever type resetting-mechanism, resetting-mechanism comprises installs cavity, one and the coaxial mounted spring of fastening screw, a button, a lever bar, on fastening screw, be provided with a pair of convex edge, one end of lever bar is provided with a recess, and recess snaps between the convex edge of fastening screw, and the fulcrum of lever bar is arranged on the middle part that cavity is installed, cavity is installed is provided with a fixed cover, the spring roof pressure is on fixed cover, and button one end roof pressure is on the lever bar, and the other end passes fixed cover.
The upper end of described fastening screw passes fixed cover and the contact-making switch of a control revolution is installed on fastening screw.
Described mechanical positioning stall mechanism comprises a location latch, under cover and be provided with a through hole, on power gear, be provided with positioning hole, power gear stopped operating when fastening screw inserted in through hole and the positioning hole.
The output shaft of described motor is provided with an intermediate drive gear, and motor drives power gear by intermediate drive gear and rotates.
Described location stall mechanism is an electric induction type or photoelectric induction type location stall mechanism.
Described extruding wheel is provided with two, and corresponding opening is provided with two and overlap with the position of the import and export of flexible rubber hose.
Described motor is installed in the protection chamber, and the protection chamber is made of upper chamber cover and cavity of resorption lid, and upper chamber cover and loam cake integral production form, and the cavity of resorption lid forms with the lower cover integral production.
The utility model compared with prior art has the following advantages:
The utility model is because power gear is provided with the stall mechanism when two extruding wheels can stop at corresponding to the aperture position place respectively, like this, when extruding wheel turns to the aperture position place, the stall mechanism action, extruding wheel is not owing to there be the stressed supporting of side walls as extruding, extruding wheel does not constitute stressed squeezed state to flexible rubber hose, therefore flexible rubber hose does not just exist because of pressurized for a long time and deforms, then adhesion or failure phenomenon, the continuation that influences flexible rubber hose is used, thereby has prolonged the working life of flexible rubber hose.Particularly stall mechanism comprises a latch, is provided with a through hole last covering, and is provided with a spline hole on power gear, and power gear stopped operating when latch inserted in through hole and the spline hole, and is simple in structure, easy to use.
Because latch is provided with a resetting-mechanism, the upper end of latch passes fixed cover and the contact-making switch of a control revolution is installed in the upper end of latch, can control motor easily like this, has made things convenient for being used of peristaltic-type pump arrangement and other members.
Description of drawings
Fig. 1 is used to carry the peristaltic-type pump arrangement decomposition texture schematic representation of liquid for the utility model;
Fig. 2 is used to carry the structural representation after the peristaltic-type pump arrangement assembling of liquid for the utility model;
Fig. 3 is used to carry the plan view after the peristaltic-type pump arrangement assembling of liquid for the utility model;
Fig. 4 is the cut-away illustration of Fig. 3 at the A-A place.
Embodiment
Be used to carry the peristaltic-type pump arrangement of liquid to describe in further detail below in conjunction with accompanying drawing to the utility model.
As Figure 1-3, the utility model is used to carry the peristaltic-type pump arrangement of liquid, comprise loam cake 1, lower cover 2, power gear 3, motor 4, extruding wheel 5 and flexible rubber hose 6, power gear 3 and lower cover 2 coaxial installations and and lower cover 2 inboards form a receiving cavity between facing the wall and meditating, extruding wheel 5 is provided with two, extruding wheel 5 off-axis cores are installed on the power gear 3 and the line of the center of rotation of extruding wheel 5 departs from the rotating shaft core 32 of power gear 3, loam cake 1 is fixedlyed connected with lower cover 2, the side walls 21 of lower cover 2 is provided with the import and export of flexible rubber hose 6, flexible rubber hose 6 can place in the receiving cavity by importing and exporting a part, power gear 3 is driven by motor 4, the side walls of lower cover 2 is provided with and the corresponding opening 7 that makes flexible rubber hose 6 be the non-stress squeezed state in extruding wheel 5 positions, 8, extruding wheel 5 places flexible glue pipeline section and the receiving cavity wall in the receiving cavity to be stressed squeezed state when departing from opening.Location stall mechanism 9 when on peristaltic-type pump arrangement, also being provided with extruding wheel 5 and stopping at respectively corresponding to opening 7,8 positions, promptly be to locate under the effect of stall mechanism 9 when peristaltic-type pump arrangement, power gear 3 stops operating, at this moment, extruding wheel 5 just in time stops at corresponding opening 7,8 positions, extruding wheel 5 is not owing to there be the stressed supporting of side walls as extruding, and flexible rubber hose 6 is non-squeezed state.When extruding wheel 5 is two when above, the also corresponding increase of opening has an opening corresponding to satisfy each extruding wheel, wherein the position of two openings can be overlapped with the import and export position of flexible rubber hose, also can depart from the position of the import and export of flexible rubber hose.Side walls for aforementioned lower cover 2 is provided with and the corresponding opening 7 in extruding wheel position, 8, specifically, be meant from power gear 3 rotor shaft direction, when power gear 3 stops operating, opening falls within on the connecting line of rotating shaft core of axle core and power gear 3 of extruding wheel 5, that is to say, opening is consistent in the distribution on the plane of lower cover 2 with the distribution of extruding wheel 5 on the mounting plane of power gear 3, so just can guarantee to locate 9 one actions of stall mechanism, power gear 3 stops operating at once, each extruding wheel just in time stops at the position of a corresponding opening, thereby makes flexible rubber hose 6 be in the state of non-stress extruding.The output shaft of motor 4 is provided with an intermediate drive gear 41, and motor 4 drives power gear 3 by intermediate drive gear 41 and rotates.Wherein motor 4 can be installed in the protection chamber, and this protection chamber is made of upper chamber cover 42 and cavity of resorption lid 43, and upper chamber cover 42 is made with loam cake 1 one injection moulding, and cavity of resorption lid 43 is made with lower cover 2 one injection mouldings, and is fixedly connected by screw between two lids up and down.
Location stall mechanism 9 is that a mechanical type that is arranged between power gear 3 and the lower cover 2 is located stall mechanism, comprise a location latch 91, on loam cake 1, be provided with a through hole 11, on power gear 3, be provided with positioning hole 31, when fastening screw 91 inserted in through hole 11 and the positioning hole 31, power gear 3 stopped operating.Be provided with a resetting-mechanism at fastening screw 91, resetting-mechanism comprises installs cavity 92, with fastening screw 91 coaxial mounted springs 93, one button 94, one lever bar 95, on fastening screw 91, be provided with a pair of convex edge 911, one end of lever bar 95 is provided with a recess 951, recess 951 snaps between the convex edge 911 of fastening screw 91, the fulcrum of lever bar 95 is arranged on the middle part that cavity 92 is installed, for easy for installation, be provided with a fixed cover 96 on the top that cavity 92 is installed, spring 93 roof pressures are on fixed cover 96, one end roof pressure of button 94 is on 95 on lever, and the other end passes fixed cover 96.The upper end of fastening screw 91 passes the contact-making switch that fixed cover 96 also can be equipped with a control revolution in the upper end of fastening screw 91.Another mode of mechanical positioning stall mechanism be can under cover and be provided with a through hole, fastening screw 91 under cover that power gear 3 stops operating when inserting in through hole and the positioning hole.
Location stall mechanism 9 also can be an a kind of electronic type or photoelectric induction type location stall mechanism, control the rotation of power gear 3 by electronic induction or photoelectric sensor switch, as two openings about being provided with on the side walls of lower cover photoelectric sensor is installed, control the rotation of motor, so same accurate positioning by photoelectric sensor.
Claims (10)
1, a kind of peristaltic-type pump arrangement that is used to carry liquid, comprise loam cake, lower cover, motor, extruding wheel flexible rubber hose and at least two power gear and electric controller, power gear and the coaxial installation of lower cover and and the lower cover inboard form a receiving cavity between facing the wall and meditating, extruding wheel off-axis core is installed on the power gear and the line of the center of rotation of extruding wheel departs from the center of rotation of power gear, loam cake is fixedlyed connected with lower cover, the side walls of lower cover is provided with the import and export of flexible rubber hose, flexible rubber hose can place in the receiving cavity by importing and exporting a part, power gear is by motor driven, it is characterized in that: the side walls of described lower cover is provided with and the corresponding opening that makes flexible rubber hose be the non-stress squeezed state in extruding wheel position, when departing from opening, extruding wheel place flexible glue pipeline section and receiving cavity wall in the receiving cavity to be squeezed state, the location stall mechanism when on peristaltic-type pump arrangement, also being provided with extruding wheel and stopping at respectively corresponding to the aperture position place.
2. the peristaltic-type pump arrangement that is used to carry liquid according to claim 1 is characterized in that: described location stall mechanism one is arranged on the mechanical type location stall mechanism between power gear and the lower cover.
3. the peristaltic-type pump arrangement that is used to carry liquid according to claim 2, it is characterized in that: described mechanical positioning stall mechanism comprises a location latch, be provided with a through hole last covering, be provided with positioning hole on power gear, power gear stopped operating when fastening screw inserted in through hole and the positioning hole.
4. the peristaltic-type pump arrangement that is used to carry liquid according to claim 3, it is characterized in that: described fastening screw is provided with a Lever type resetting-mechanism, resetting-mechanism comprises the installation cavity, one with the coaxial mounted spring of fastening screw, one button, one lever bar, on fastening screw, be provided with a pair of convex edge, one end of lever bar is provided with a recess, recess snaps between the convex edge of fastening screw, the fulcrum of lever bar is arranged on the middle part that cavity is installed, cavity is installed is provided with a fixed cover, the spring roof pressure is on fixed cover, button one end roof pressure is on the lever bar, and the other end passes fixed cover.
5. the peristaltic-type pump arrangement that is used to carry liquid according to claim 4 is characterized in that: the upper end of described fastening screw passes fixed cover and the contact-making switch of a control revolution is installed on fastening screw.
6. the peristaltic-type pump arrangement that is used to carry liquid according to claim 2, it is characterized in that: described mechanical positioning stall mechanism comprises a location latch, under cover and be provided with a through hole, be provided with positioning hole on power gear, power gear stopped operating when fastening screw inserted in through hole and the positioning hole.
7. the peristaltic-type pump arrangement that is used to carry liquid according to claim 1 is characterized in that: the output shaft of described motor is provided with an intermediate drive gear, and motor drives power gear by intermediate drive gear and rotates.
8. the peristaltic-type pump arrangement that is used to carry liquid according to claim 1 is characterized in that: described location stall mechanism is an electronic type or photoelectric induction type location stall mechanism.
9. the peristaltic-type pump arrangement that is used to carry liquid according to claim 1 is characterized in that: described extruding wheel is provided with two, and corresponding opening is provided with two and overlap with the position of the import and export of flexible rubber hose.
10. the peristaltic-type pump arrangement that is used to carry liquid according to claim 1; it is characterized in that: described motor is installed in the protection chamber; the protection chamber is made of upper chamber cover and cavity of resorption lid, and upper chamber cover and loam cake integral production form, and the cavity of resorption lid forms with the lower cover integral production.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202036614U CN201363257Y (en) | 2008-11-19 | 2008-11-19 | Peristaltic pump device for conveying liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202036614U CN201363257Y (en) | 2008-11-19 | 2008-11-19 | Peristaltic pump device for conveying liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201363257Y true CN201363257Y (en) | 2009-12-16 |
Family
ID=41473920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202036614U Expired - Fee Related CN201363257Y (en) | 2008-11-19 | 2008-11-19 | Peristaltic pump device for conveying liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201363257Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105840471A (en) * | 2016-05-04 | 2016-08-10 | 嘉兴栋马童车有限公司 | Peristaltic pump |
| CN105833543A (en) * | 2016-05-04 | 2016-08-10 | 嘉兴栋马童车有限公司 | Full-automatic bubble machine |
| CN108167166A (en) * | 2017-12-11 | 2018-06-15 | 东莞市松研智达工业设计有限公司 | One kind is based on the gap rotary peristaltic pump of conveyance conduit |
-
2008
- 2008-11-19 CN CNU2008202036614U patent/CN201363257Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105840471A (en) * | 2016-05-04 | 2016-08-10 | 嘉兴栋马童车有限公司 | Peristaltic pump |
| CN105833543A (en) * | 2016-05-04 | 2016-08-10 | 嘉兴栋马童车有限公司 | Full-automatic bubble machine |
| CN108167166A (en) * | 2017-12-11 | 2018-06-15 | 东莞市松研智达工业设计有限公司 | One kind is based on the gap rotary peristaltic pump of conveyance conduit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Yao Guoxiang Document name: Notification of Termination of Patent Right |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091216 Termination date: 20121119 |