CN212672031U

CN212672031U - Peristaltic pump capable of precisely controlling flow

Info

Publication number: CN212672031U
Application number: CN202021100721.7U
Authority: CN
Inventors: 曹俊峰
Original assignee: Kamoer Fluid Technology Shanghai Co Ltd
Current assignee: Kamoer Fluid Technology Shanghai Co Ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-03-09
Anticipated expiration: 2030-06-16

Abstract

The utility model discloses a peristaltic pump capable of precisely controlling flow, which is characterized in that a plurality of groups of bearings are arranged on the inner side of a synchronous disc, so that rolling needles on the synchronous disc are closely arranged, the interval time is further compressed, a pump pipe is not influenced by the synchronous disc, liquid is continuously discharged, and the precise control of the peristaltic pump is realized; the machine body of the driving motor is fixedly arranged at one end of the pump head seat, the other end of the pump head seat is provided with a sleeve, one end of the main shaft is connected with a power output end of the driving motor penetrating through the pump head seat, a plurality of bearings are sleeved in an annular groove of the main shaft, the synchronous disc is sleeved on the bearings in the annular groove of the main shaft, the outer side of each bearing is attached to the inner side of the synchronous disc, two ends of the synchronous disc are fixedly arranged at the inner sides of two ends of the annular groove of the main shaft respectively, the end covers are fixedly arranged at the end parts of the sleeve and seal the synchronous disc in the sleeve, semicircular through holes are formed in the upper side of the sleeve, and one or more pump pipes are pressed on.

Description

Peristaltic pump capable of precisely controlling flow

Technical Field

The utility model relates to a peristaltic pump of ability accurate control flow belongs to peristaltic pump technical field.

Background

The current peristaltic pump utilizes the cam mechanism to rotate at intervals, so that the flow rate of the peristaltic pump is also at intervals and cannot be accurately controlled, and part of the peristaltic pump rotates by utilizing the synchronous disc structure, but is influenced by the synchronous disc structure, and the peristaltic pump can also be shifted at intervals, and is only shorter than the cam structure in interval time.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes prior art exists not enough, provides a peristaltic pump of ability accurate control flow, sets up the multiunit bearing on the synchronization disk inboard for the kingpin on the synchronization disk closely arranges, and further compression interval makes the pump line not receive the influence of synchronization disk, goes out the liquid in succession, has realized the accurate control to the peristaltic pump.

In order to solve the technical problem, the utility model discloses a technical scheme be: a peristaltic pump capable of precisely controlling flow comprises a driving motor, a pump head seat, a sleeve, a main shaft, a synchronous disc, bearings, a pump pipe, a pressure pipe buckle shell and an end cover, wherein a machine body of the driving motor is fixedly arranged at one end of the pump head seat, the other end of the pump head seat is provided with the sleeve, the main shaft is movably arranged in the sleeve, the axial section of the main shaft is I-shaped, one end of the main shaft is connected with a power output end of the driving motor penetrating through the pump head seat, a plurality of bearings are sleeved in an annular groove of the main shaft, the synchronous disc is of a needle bearing structure, the plurality of needle bearings are circumferentially arrayed at the smallest noninterference interval, the synchronous disc is sleeved on the bearings in the annular groove of the main shaft, the outer sides of the bearings are attached to the inner sides of the synchronous disc, the two ends of the synchronous disc are respectively and fixedly arranged at the inner sides of the two ends of, and simultaneously, the needle roller bearings of the synchronous disc are supported by the bearings and can rotate, the end covers are fixedly arranged at the end parts of the sleeves to seal the synchronous disc in the sleeves, semicircular through holes are formed in the upper sides of the sleeves to expose the needle roller bearings on the upper sides of the sleeves, and one or more than one pump pipe is/are tightly pressed on the needle roller bearings through a pressure pipe buckle shell.

The one end of pressing the pipe buckling shell is articulated on the pump head seat through buckling shell closing pin, the other end of pressing the pipe buckling shell is provided with vertical through-hole or semicircle opening and erects the groove, the downside that vertical through-hole or semicircle opening erected the groove is provided with switch pin spring bushing, the upside that vertical through-hole or semicircle opening erected the groove is provided with switch pin spring bushing, the vertical setting of switch pin spring bushing, just one side of switch pin spring bushing is fixed to be set up on the pump head seat, be provided with the spring in the switch pin spring bushing, the hand screw of taking the cap is equipped with in the spring interpolation, the hand screw runs through behind switch pin spring bushing and vertical through-hole or the semicircle opening and erects the groove with the screw hole threaded connection of switch pin spring bushing upside, presses the degree that the pipe buckling shell compressed tightly the pump line to adjust through rotating the hand screw.

The pump pipe is located telescopic both ends and all overlaps and is equipped with the tube clamping seat, the upper portion of tube clamping seat is provided with the U type groove of horizontal setting, the pump pipe stretches out from the U type groove of tube clamping seat, the outside of tube clamping seat is provided with the regulating plate, the side of regulating plate is fixed on the pump head seat, the vertical slotted hole that is provided with on the regulating plate, the tube clamping seat compresses tightly through the annular knurl hand screw that runs through regulating plate slotted hole and fixes on the sleeve, annular knurl hand screw is used for adjusting the upper and lower position of tube clamping seat.

Compared with the prior art, the utility model beneficial effect who has is: the utility model discloses the bearing of well synchronization disc closely arranges, has reduced the pulsation frequency of pump line for medium in the pump line is controlled more easily, and controls more accurately, because bearing's the side intolerance ability sets up bearing in bearing for support bearing, reduce bearing's damage, the utility model discloses set up multiunit bearing on the synchronization disc inboard, make the bearing on the synchronization disc closely arrange, further compress the interval time, make the pump line not receive the influence of synchronization disc, go out the liquid in succession, realized the accurate control to the peristaltic pump.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: the pump comprises a driving motor 1, a pump head seat 2, a sleeve 3, a main shaft 4, a synchronous disc 5, a bearing 6, a pump pipe 7, a pressure pipe buckle shell 8, an end cover 9, a buckle shell closing pin 10, a vertical through hole or a semicircular opening vertical groove 11, a switch pin spring bushing 12, a spring 13, a hand-screwed screw 14, a clamping pipe seat 15, an adjusting plate 16 and a knurled hand-screwed screw 17.

Detailed Description

As shown in fig. 1, the peristaltic pump capable of precisely controlling flow of the present invention comprises a driving motor 1, a pump head base 2, a sleeve 3, a main shaft 4, a synchronizing disc 5, bearings 6, a pump pipe 7, a pressure pipe buckle housing 8 and an end cover 9, wherein the body of the driving motor 1 is fixedly disposed at one end of the pump head base 2, the other end of the pump head base 2 is provided with the sleeve 3, the main shaft 4 is movably disposed in the sleeve 3, the axial cross section of the main shaft 4 is i-shaped, one end of the main shaft 4 is connected with the power output end of the driving motor 1 penetrating through the pump head base 2, a plurality of bearings 6 are sleeved in an annular groove of the main shaft 4, the synchronizing disc 5 is of a needle bearing structure, the plurality of needle bearings are circumferentially arrayed at a minimum non-interference interval, the synchronizing disc 5 is sleeved on the bearings 6 in the annular groove of the main shaft 4, the outer side of the bearings 6 is attached to the, the two ends of the synchronous disc 5 are respectively and fixedly arranged at the inner sides of the two ends of the annular groove of the main shaft 4, so that the synchronous disc 5 can synchronously rotate along with the main shaft 4, and meanwhile, the needle bearing of the synchronous disc 5 is supported by the bearing 6 and can rotate, the end cover 9 is fixedly arranged at the end part of the sleeve 3, the synchronous disc 5 is sealed in the sleeve 3, the upper side of the sleeve 3 is provided with a semicircular through hole, so that the needle bearing positioned at the upper side of the sleeve 3 is exposed, and one or more pump pipes 7 are tightly pressed on the needle bearing through a pressure pipe buckle shell 8.

One end of the pressure pipe buckling shell 8 is hinged on the pump head seat 2 through a buckling shell closing pin 10, the other end of the pressure pipe buckling shell 8 is provided with a vertical through hole or a semicircular opening vertical groove 11, a switch pin spring bushing 12 is arranged at the lower side of the vertical through hole or the semicircular opening vertical groove 11, a switch pin spring bushing 12 is arranged on the upper side of the vertical through hole or the semicircular opening vertical groove 11, the switch pin spring bushing 12 is vertically arranged, and one side of the switch pin spring bushing 12 is fixedly arranged on the pump head base 2, a spring 13 is arranged in the switch pin spring bushing 12, a hand-screwed screw 14 with a cap is inserted in the spring 13, the hand-screwed screw 14 penetrates through the switch pin spring bushing 12 and the vertical through hole or the semicircular opening vertical groove 11 and then is in threaded connection with a threaded hole on the upper side of the switch pin spring bushing 12, and the degree of the pressure pipe buckling shell 8 pressing the pump pipe 7 is adjusted by rotating the hand-screwed screw 14.

The utility model discloses a pump pipe, including pump pipe 7, pump pipe seat 15, regulating plate 16, pump pipe 7 is located sleeve 3's both ends and all is equipped with cartridge 15, cartridge 15's upper portion is provided with the U type groove of horizontal setting, pump pipe 7 stretches out from cartridge 15's U type groove, cartridge 15's the outside is provided with regulating plate 16, regulating plate 16's side is fixed on pump head seat 2, the vertical slotted hole that is provided with on regulating plate 16, cartridge 15 compresses tightly through the annular knurl hand screw 17 that runs through regulating plate 16 slotted hole and fixes on sleeve 3, annular knurl hand screw 17 is used for adjusting cartridge 15's upper and lower position.

The utility model discloses well 5's of synchronization disc bearing closely arranges, has reduced the pulsation frequency of pump line 7 for medium in the pump line 7 is controlled more easily, and controls more accurately, because bearing's the side intolerance capacity sets up bearing 6 in bearing for support bearing, reduce bearing's damage, the utility model discloses set up multiunit bearing on the synchronization disc inboard, make the kingpin closely arranges on the synchronization disc, further compress interval time, make the pump line not receive the influence of synchronization disc, go out the liquid in succession, realized the accurate control to the peristaltic pump.

The utility model discloses well bearing passes through parts such as main shaft (pin), deep groove bearing, axle cap, flange and fixes, and it drives the fluid to make special fluorine dragon hose and bearing, press the pipe socket to detain shell wriggling friction through motor drive is rotatory, and bearing passes through parts such as main shaft (pin), deep groove bearing, axle cap, flange and fixes, has 12 rotatory drive fluids of the needle of rolling through motor drive bearing, and the pulsation is little, the flow is low, precision is high.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A peristaltic pump capable of precisely controlling flow is characterized by comprising a driving motor (1), a pump head base (2), a sleeve (3), a main shaft (4), a synchronous disc (5), bearings (6), a pump pipe (7), a pressure pipe buckle shell (8) and an end cover (9), wherein a machine body of the driving motor (1) is fixedly arranged at one end of the pump head base (2), the sleeve (3) is arranged at the other end of the pump head base (2), the main shaft (4) is movably arranged in the sleeve (3), the axial cross section of the main shaft (4) is in an I shape, one end of the main shaft (4) is connected with the power output end of the driving motor (1) penetrating through the pump head base (2), a plurality of bearings (6) are sleeved in a ring-shaped groove of the main shaft (4), the synchronous disc (5) is of a needle bearing structure, and the plurality of needle bearings are circumferentially arrayed at the smallest noninterference interval, the synchronous disc (5) is sleeved on a bearing (6) in an annular groove of the main shaft (4), the outer side of the bearing (6) is attached to the inner side of the synchronous disc (5), two ends of the synchronous disc (5) are fixedly arranged on the inner sides of two ends of the annular groove of the main shaft (4) respectively, the synchronous disc (5) can synchronously rotate along with the main shaft (4), needle bearings of the synchronous disc (5) are supported by the bearing (6) and can rotate, an end cover (9) is fixedly arranged at the end part of the sleeve (3) to seal the synchronous disc (5) in the sleeve (3), a semicircular through hole is formed in the upper side of the sleeve (3) to expose the needle bearings positioned on the upper side of the sleeve (3), and one or more pump pipes (7) are pressed on the needle bearings through a pressure pipe buckling shell (8).

2. The peristaltic pump capable of precisely controlling the flow according to claim 1, wherein one end of the pressure tube buckle casing (8) is hinged to the pump head seat (2) through a buckle casing closing pin (10), the other end of the pressure tube buckle casing (8) is provided with a vertical through hole or a semicircular opening vertical groove (11), a switch pin spring bushing (12) is arranged on the lower side of the vertical through hole or the semicircular opening vertical groove (11), a switch pin spring bushing (12) is arranged on the upper side of the vertical through hole or the semicircular opening vertical groove (11), the switch pin spring bushing (12) is vertically arranged, one side of the switch pin spring bushing (12) is fixedly arranged on the pump head seat (2), a spring (13) is arranged in the switch pin spring bushing (12), a hand-screwed screw (14) with a cap is inserted in the spring (13), and the hand-screwed screw (14) penetrates through the switch pin spring bushing (12) and the vertical through hole or the semicircular opening vertical groove (11) and then is connected with the pump head seat (2) The threaded hole on the upper side of the switch pin spring bushing (12) is in threaded connection, and the degree of pressing the pipe pressing buckle shell (8) to the pump pipe (7) is adjusted by rotating a hand-screwed screw (14).

3. The peristaltic pump capable of precisely controlling the flow according to claim 1, wherein the clamping tube seats (15) are sleeved at two ends of the pump tube (7) located at the sleeve (3), the U-shaped groove transversely formed is formed in the upper portion of the clamping tube seats (15), the pump tube (7) extends out of the U-shaped groove of the clamping tube seats (15), an adjusting plate (16) is arranged on the outer side of the clamping tube seats (15), the side face of the adjusting plate (16) is fixed on the pump tube seat (2), a long through hole is vertically formed in the adjusting plate (16), the clamping tube seats (15) are pressed and fixed on the sleeve (3) through knurled hand-screwed screws (17) penetrating through the long through holes of the adjusting plate (16), and the knurled hand-screwed screws (17) are used for adjusting the upper and lower positions of the clamping tube seats (15).