CN109236628B - A kind of phase chromatography-use high voltage and constant current pump line fixing piece - Google Patents
A kind of phase chromatography-use high voltage and constant current pump line fixing piece Download PDFInfo
- Publication number
- CN109236628B CN109236628B CN201811139742.7A CN201811139742A CN109236628B CN 109236628 B CN109236628 B CN 109236628B CN 201811139742 A CN201811139742 A CN 201811139742A CN 109236628 B CN109236628 B CN 109236628B
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- CN
- China
- Prior art keywords
- pump line
- upper housing
- lower case
- roller bearing
- fixing piece
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/22—Arrangements for enabling ready assembly or disassembly
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention provides a kind of phase chromatography-use high voltage and constant current pump line fixing piece, including upper housing, lower case and connection bolt, equipped with several parallel upper roller bearings in upper housing, equipped with several parallel lower roller bearings in lower case, the both ends of upper roller bearing are equipped with upper connecting shaft, the both ends of lower roller bearing are equipped with lower connecting shaft, it is connected by bearing between upper connecting shaft and upper housing and between lower connecting shaft and lower case, and upper roller bearing is equipped with several upper arc grooves being recessed towards central spindle, lower roller bearing is equipped with several lower arcuate slots being recessed towards central spindle, and the limiting slot for being oppositely arranged and being formed and accommodate pump line is corresponded between upper arc groove and lower arcuate slot, upper housing and lower case are equipped with the pressing threaded hole of corresponding matching, connection bolt have with bolt hole cooperation several, it connects bolt and passes through upper housing pressing screw thread corresponding in lower case Upper housing is connect by hole with lower case, and the present invention is easy for installation, and can damage to avoid hose.
Description
Technical field
The present invention relates to a kind of pump line fixing piece, especially a kind of phase chromatography-use high voltage and constant current pump line fixing piece.
Background technique
Chromatography has always very extensive application range, with the continuous development and analytical technology of China modern science and technology
Constantly improve, liquid chromatogram class product is used for medicine, food safety, life science, environmental protection, agricultural more and more widely
Analysis and some emerging technology industries, high pressure constant flow pump are the core components of liquid chromatogram He other pertinent instruments, are fluids
The source of power, and high pressure constant flow pump, when conveying liquid, the perfusion tube of use is generally polytetrafluoroethylene (PTFE) material, this pipe
Acid-resisting and alkali resistance are stronger, but since this pipe quality is softer, are turned for a long time using can be bent, therefore more miscellaneous
Disorderly, and even with simple fixed bracket by hose it fixes, but when needing to pull hose, the port of hose is fitted
When answering different sample bottles, inevitably rubs between hose and fixed bracket, cause the damage of hose.
Therefore it is badly in need of a kind of easy for installation, and the phase chromatography-use high voltage and constant current pump line that can be damaged to avoid hose be fixed
Part.
Summary of the invention
The present invention provides the following technical solutions:
A kind of phase chromatography-use high voltage and constant current pump line fixing piece, including upper housing, lower case and connection bolt, upper housing
It is oppositely arranged with the opening of lower case, and equipped with several parallel upper roller bearings in upper housing, equipped with several parallel in lower case
Lower roller bearing, the both ends of upper roller bearing are equipped with upper connecting shaft, and the both ends of lower roller bearing are equipped with lower connecting shaft, between upper connecting shaft and upper housing
And it is connected by bearing between lower connecting shaft and lower case, and upper roller bearing is equipped with several upper arcs being recessed towards central spindle
Slot, lower roller bearing is equipped with several lower arcuate slots being recessed towards central spindle, and corresponds phase between upper arc groove and lower arcuate slot
To setting and formation accommodates the limiting slot of pump line, and upper housing and lower case are equipped with the pressing threaded hole of corresponding matching, connect spiral shell
Bolt have with bolt hole cooperation several, connection bolt pass through upper housing pressing threaded hole corresponding in lower case, will be upper
Shell is connect with lower case.
Preferably, it is additionally provided with a fixed block on upper housing, a fixed rod aperture is equipped in fixed block, is equipped in fixed rod aperture solid
Fixed pole, so that by wearing fixed link in fixed rod aperture, to realize the fixation of each pump line fixing piece.
It preferably, further include two connecting rods, the both ends of upper housing are equipped with a connection screw thread hole, and one end of connecting rod is set
There is the quarter butt being connected through a screw thread with connection screw thread hole, the other end of connecting rod is equipped with connecting plate, and the side of connecting plate is equipped with one
The outside uniform ring of centre bore, centre bore is equipped at least three through-holes, between two through-holes of arbitrary neighborhood and centre bore center
Angle it is identical, and on two connecting plates on two upper housings centre bore alignment and be connected by screw to, two upper housings
On two connecting plates on through-hole be aligned and be connected by screw to one by one so that passing through the connection for being connected to upper housing end
Fixation between bar, to realize the connection between two pump line fixing pieces, and due to can be achieved between the connecting plate in connecting rod
The connection of different angle adjusts, therefore can realize the adjustment that pump line fixing piece drives hose to realize different angle, so that adaptability
It is wider, and adjust more convenient.
Preferably, through-hole is six, can form five kinds not between connected two connecting plate on two upper housings
With angle position variation, five kinds of angle positions are respectively that 180 degree angle counterclockwise, counterclockwise is formed between two upper housings
120 degree of angles, 60 degree of angles counterclockwise, 240 degree of angles counterclockwise and 300 degree of angles counterclockwise.
Preferably, the end for connecting bolt is connected with attaching nut.
Preferably, the outside of upper roller bearing and the lower roller bearing adheres to resilient material, can reduce roller bearing and the lower rolling
It rubs between axis and hose.
Preferably, elastic material is rubber pad.
The beneficial effects of the present invention are: due to be between upper housing and lower case by connect it is bolted, can
It is detachably connected between upper housing and lower case with realizing, so that it is easier for installation, and hose is being correspondingly placed at upper arc
In the limiting slot that shape slot and lower arcuate slot are formed, and then when needing to pull hose, upper roller bearing is with lower roller bearing with the fortune of hose
It moves and rolls, the sliding friction between hose and upper roller bearing and lower roller bearing not only may be implemented, but also can avoid adjacent
Two hoses are in sliding, the phenomenon that causing mutual extrusion, so that infusion is more stable.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is main view of the invention;
Fig. 2 is top view of the invention;
Fig. 3 is the main view of connecting rod;
Fig. 4 is the top view of connecting rod;
Fig. 5 is structural schematic diagram when two connecting rods being connected on two upper housings form 180 degree angle counterclockwise;
Fig. 6 is structural schematic diagram when two connecting rods being connected on two upper housings form 240 degree of angles counterclockwise;
Label in figure: 10 be upper housing, and 20 be lower case, and 30 be connection bolt, and 40 be upper roller bearing, and 50 be lower roller bearing,
60 be upper connecting shaft, and 70 be lower connecting shaft, and 80 be pump line, and 90 be connecting rod, and 1 is upper arc groove, and 2 be lower arcuate slot, and 3 be connection
Threaded hole, 91 be quarter butt, and 92 be connecting plate, and 93 be center hole, and 94 be through-hole.
Specific embodiment
In conjunction with a kind of Fig. 1 to phase chromatography-use high voltage and constant current pump line fixing piece shown in fig. 6, in the present embodiment, including
Upper housing 10, lower case 20 and connection bolt 30, upper housing 10 and the opening of lower case 20 are oppositely arranged, and in upper housing 10
Equipped with several parallel upper roller bearings 40, equipped with several parallel lower roller bearings 50 in lower case 20, the both ends of upper roller bearing 40 are equipped with upper
Connecting shaft 60, the both ends of lower roller bearing 50 are equipped with lower connecting shaft 70, between upper connecting shaft 60 and upper housing 10 and lower connecting shaft 70
It is connect by bearing between lower case 20, and upper roller bearing 40 is equipped with several upper arc grooves 1 being recessed towards central spindle, lower rolling
Axis 50 is equipped with several lower arcuate slots 2 being recessed towards central spindle, and corresponds between upper arc groove 1 and lower arcuate slot 2 opposite
It is arranged and is formed the limiting slot for accommodating pump line 80, upper housing 10 and lower case 20 are equipped with the pressing threaded hole of corresponding matching, even
Connecting bolt 30 have with bolt hole cooperation several, connection bolt 30 passes through upper housing 10 and the corresponding pressing in lower case 20
Upper housing 10 is connect by threaded hole with lower case 20.
It is also wrapped in the present embodiment in conjunction with a kind of Fig. 1 to phase chromatography-use high voltage and constant current pump line fixing piece shown in fig. 6
Two connecting rods 90 are included, the both ends of upper housing 10 are equipped with a connection screw thread hole 3, and one end of connecting rod 90 is equipped with and connection screw thread
The quarter butt 91 that hole 3 is connected through a screw thread, the other end of connecting rod 90 are equipped with connecting plate 92, and the side of connecting plate 92 is equipped with a center
Hole 93, the outside uniform ring of centre bore 93 is set there are six through-hole 94, between two through-holes 94 of arbitrary neighborhood and centre bore center
Angle it is identical, the change of five kinds of different angle positions can be formed between connected two connecting plate 92 on two upper housings 10
Change, five kinds of angle positions are respectively that 180 degree angle counterclockwise, 120 degree of angles counterclockwise, 60 degree counterclockwise are formed between two upper housings
Angle, 240 degree of angles counterclockwise and 300 degree of angles counterclockwise, and the centre bore pair on two connecting plates 92 on two upper housings 10
It together and is connected by screw to, the through-hole 94 on two connecting plates 92 on two upper housings 10 is aligned one by one and is connected by screw
It connects, so that by the fixation between the connecting rod 90 that is connected to 10 end of upper housing, to realize between two pump line fixing pieces
Connection, and due between the connecting plate 92 in connecting rod 90 can be achieved different angle connection adjustment, can realize pump line
Fixing piece drives pump hose to realize the adjustment of different angle, so that adaptability is wider, and adjusts more convenient.
Use process of the invention is: pump line 80 is placed in the limiting slot first between upper housing 10 and lower case 20,
And then be connected and fixed upper housing 10 using bolt 30 is connect with lower case 20, connection bolt 30 is adjusted in upper housing 10 and lower casing
The fixation for pump line 80 is realized, and then will so that pump line is fitted between roller bearing 40 and lower roller bearing 50 in position in body 20
One end quarter butt of connecting rod 90 is connected in connection screw thread hole 3, the connecting plate 92 of the other end with connect on another upper housing
The connecting plate of connecting rod is connected by screw to, and adjusts different connection angles, adapts to different fixed environments.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although referring to aforementioned reality
Applying example, invention is explained in detail, for those skilled in the art, still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features.It is all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of phase chromatography-use high voltage and constant current pump line fixing piece, which is characterized in that including upper housing, lower case and connection spiral shell
Bolt, the upper housing and the opening of the lower case are oppositely arranged, and equipped with several parallel upper roller bearings, institute in the upper housing
It states equipped with several parallel lower roller bearings in lower case, the both ends of the upper roller bearing are equipped with upper connecting shaft, the both ends of the lower roller bearing
Equipped with lower connecting shaft, lead between the upper connecting shaft and the upper housing and between the lower connecting shaft and the lower case
Bearing connection is crossed, and the upper roller bearing is equipped with several upper arc grooves being recessed towards central spindle, the lower roller bearing is equipped with several
The lower arcuate slot being recessed towards central spindle, and corresponded between the upper arc groove and the lower arcuate slot and be oppositely arranged and formed
The limiting slot of pump line is accommodated, the upper housing and the lower case are equipped with several pressing threaded holes of corresponding matching, the company
Connecting bolt have with bolt hole cooperation several, the connection bolt passes through pair in the upper housing and the lower case
The pressing threaded hole answered.
2. a kind of phase chromatography-use high voltage and constant current pump line fixing piece according to claim 1, which is characterized in that the upper casing
It is additionally provided with a fixed block on body, a fixed rod aperture is equipped in the fixed block, is equipped with fixed link in the fixed rod aperture.
3. a kind of phase chromatography-use high voltage and constant current pump line fixing piece according to claim 1, which is characterized in that further include two
A connecting rod, the both ends of the upper housing are equipped with a connection screw thread hole, and one end of the connecting rod is equipped with and the connection spiral shell
The quarter butt that pit is connected through a screw thread, the other end of the connecting rod are equipped with connecting plate, and the side of the connecting plate is equipped in one
Heart hole, the outside uniform ring of the centre bore are equipped at least three through-holes, two through-holes of arbitrary neighborhood and the center
Angle between the center of hole is identical, and two adjacent connection plates when two adjacent pump line fixing pieces are connected, for connection
On centre bore alignment and be connected by screw to, through-hole thereon is also aligned and is connected by screw to one by one.
4. a kind of phase chromatography-use high voltage and constant current pump line fixing piece according to claim 3, which is characterized in that the through-hole
It is six, the change of five kinds of different angle positions can be formed between connected two connecting plate on two upper housings
Change, five kinds of angle positions are respectively that 180 degree angle counterclockwise, 120 degree of angles counterclockwise, 60 degree counterclockwise are formed between two upper housings
Angle, 240 degree of angles counterclockwise and 300 degree of angles counterclockwise.
5. a kind of phase chromatography-use high voltage and constant current pump line fixing piece according to claim 1, which is characterized in that the connection
The end of bolt is connected with attaching nut.
6. a kind of phase chromatography-use high voltage and constant current pump line fixing piece according to claim 1, which is characterized in that the upper rolling
The outside of axis and the lower roller bearing adheres to resilient material.
7. a kind of phase chromatography-use high voltage and constant current pump line fixing piece according to claim 6, which is characterized in that the elasticity
Material is rubber pad.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811139742.7A CN109236628B (en) | 2018-09-28 | 2018-09-28 | A kind of phase chromatography-use high voltage and constant current pump line fixing piece |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811139742.7A CN109236628B (en) | 2018-09-28 | 2018-09-28 | A kind of phase chromatography-use high voltage and constant current pump line fixing piece |
Publications (2)
Publication Number | Publication Date |
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CN109236628A CN109236628A (en) | 2019-01-18 |
CN109236628B true CN109236628B (en) | 2019-09-13 |
Family
ID=65057583
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201811139742.7A Active CN109236628B (en) | 2018-09-28 | 2018-09-28 | A kind of phase chromatography-use high voltage and constant current pump line fixing piece |
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CN (1) | CN109236628B (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6220834B1 (en) * | 1998-02-09 | 2001-04-24 | Putzmeister Aktiengesellschaft | Support pipe for concrete pump with pivoting valve |
JP2005163646A (en) * | 2003-12-03 | 2005-06-23 | Koyo Seiko Co Ltd | Connecting structure for pump piping |
CN203583492U (en) * | 2013-09-29 | 2014-05-07 | 国鼎(南通)管桩有限公司 | Pump pipe bracket |
CN204877891U (en) * | 2015-08-08 | 2015-12-16 | 江苏英诺华医疗技术有限公司 | Peristaltic pump |
CN205708871U (en) * | 2016-06-17 | 2016-11-23 | 中建三局第二建设工程有限责任公司 | A kind of damping device of pump line transport |
CN206478309U (en) * | 2017-02-28 | 2017-09-08 | 河南科建建设工程有限公司 | A kind of concrete pump line corner fixture |
CN107366614A (en) * | 2016-05-11 | 2017-11-21 | 通用(深圳)仪器有限公司 | A kind of novel liquid-phase chromatogram infusion pump |
CN207715916U (en) * | 2017-12-20 | 2018-08-10 | 山东亚特尔集团股份有限公司 | Earth source heat pump fixing device for pipe |
-
2018
- 2018-09-28 CN CN201811139742.7A patent/CN109236628B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6220834B1 (en) * | 1998-02-09 | 2001-04-24 | Putzmeister Aktiengesellschaft | Support pipe for concrete pump with pivoting valve |
JP2005163646A (en) * | 2003-12-03 | 2005-06-23 | Koyo Seiko Co Ltd | Connecting structure for pump piping |
CN203583492U (en) * | 2013-09-29 | 2014-05-07 | 国鼎(南通)管桩有限公司 | Pump pipe bracket |
CN204877891U (en) * | 2015-08-08 | 2015-12-16 | 江苏英诺华医疗技术有限公司 | Peristaltic pump |
CN107366614A (en) * | 2016-05-11 | 2017-11-21 | 通用(深圳)仪器有限公司 | A kind of novel liquid-phase chromatogram infusion pump |
CN205708871U (en) * | 2016-06-17 | 2016-11-23 | 中建三局第二建设工程有限责任公司 | A kind of damping device of pump line transport |
CN206478309U (en) * | 2017-02-28 | 2017-09-08 | 河南科建建设工程有限公司 | A kind of concrete pump line corner fixture |
CN207715916U (en) * | 2017-12-20 | 2018-08-10 | 山东亚特尔集团股份有限公司 | Earth source heat pump fixing device for pipe |
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CN109236628A (en) | 2019-01-18 |
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