CN106151014A - A kind of hydraulic pump with spacing locking functions rotates pressure relief mechanism - Google Patents
A kind of hydraulic pump with spacing locking functions rotates pressure relief mechanism Download PDFInfo
- Publication number
- CN106151014A CN106151014A CN201610751823.7A CN201610751823A CN106151014A CN 106151014 A CN106151014 A CN 106151014A CN 201610751823 A CN201610751823 A CN 201610751823A CN 106151014 A CN106151014 A CN 106151014A
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- CN
- China
- Prior art keywords
- head
- gag lever
- lever post
- boss
- handle
- Prior art date
- 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.)
- Granted
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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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
Abstract
The invention discloses a kind of hydraulic pump with spacing locking functions and rotate pressure relief mechanism, including mounting seat and rotation pressure release hands handle, the described pressure release handle one end that turns is arranged in mounting seat, the other end is provided with handle head, described mounting seat is positioned at handle head side and is provided with rotary shaft, and gag lever post is installed on the rotary shaft, on described gag lever post, rotary shaft one end is provided be connected gag lever post head boss overlapping with handle head, described mounting seat and rotary shaft homonymy are additionally provided with installing plate, it is positioned on described installing plate below gag lever post head boss and spring holder is installed, and on spring holder, be provided with return spring be connected below gag lever post head boss.The present invention is provided by return spring, solves existing pressure release handle and causes loosening the problem of disabler because shell fragment produces permanent deformation, further increases hydraulic pump and rotates the security reliability of pressure release.
Description
Technical field
The invention belongs to medical device components field, be specifically related to a kind of hydraulic pump rotation with spacing locking functions
Turn pressure relief mechanism.
Background technology
At present, hydraulic pump has been widely used for medical instruments field, but existing hydraulic pump rotate pressure release handle mostly without
, the most in use there is rotation pressure release handle and caused hydraulic pump pressure release by unconscious touching, to disease in anti-loose structure
People causes and to a certain degree damages.
The safety in use of pressure release handle is rotated, it is ensured that patient safety, Publication No. for improving hydraulic pump
The Chinese patent of CN104929926A discloses a kind of hydraulic pump with locking functions and rotates pressure relief device, including mounting seat and
The rotation pressure release handle being arranged in mounting seat, described mounting seat is made up of base plate and the rebound that is connected with base plate, institute
The head stating rebound is provided with boss；Described rotation pressure release handle is made up of handlebar portion and handle head, wherein, and handlebar
Portion is connected with base plate, and described handle head is additionally provided with the block contacted with rebound, and described stop bottom both sides are provided with
Chamfering, described mounting seat is elastic construction, and uses nonmetallic materials to make.Although this pressure relief device improves to a certain extent
Hydraulic pump rotates the safety in use of pressure release handle, it is ensured that patient safety, but under passing through during due to rotary handle
Press through cab apron, realize locking functions by head and block, but by being not provided with any resetting means, therefore rebound is many
Easily cause permanent deformation during secondary pressure down and lose locking merit so that loosen reliability decrease, there is certain peace
Full hidden danger, it is the most preferable that the most existing hydraulic pump rotates pressure release handle arrangement, awaits the most perfect.
Summary of the invention
For solving the problems referred to above, the invention provides a kind of hydraulic pump with spacing locking functions and rotate pressure relief mechanism,
This mechanism, by arranging return spring, effectively realizes hydraulic pump and rotates pressure release handle lock function, eliminate safe hidden trouble, it is ensured that be sick
People's safety.
The present invention is achieved by following technical solution.
A kind of hydraulic pump with spacing locking functions rotates pressure relief mechanism, including mounting seat and rotation pressure release handle, institute
Stating and turn pressure release handle one end and be arranged in mounting seat, the other end is provided with handle head, and described mounting seat is positioned at handle head one
Side is provided with rotary shaft, and is provided with gag lever post on the rotary shaft, and described gag lever post is provided with and hands away from rotary shaft one end
Negative winding stem overlap is connected gag lever post head boss, and described mounting seat and rotary shaft homonymy are additionally provided with installing plate, described installing plate
On be positioned at below gag lever post head boss spring holder be installed, and on spring holder, be provided with return spring with spacing
It is connected below club head boss.
The handle head of described rotation pressure release handle is provided with the round and smooth inclined-plane of head, and will inclined-plane round and smooth with head relative to one
Side is designed to head and faces directly.
Described gag lever post head boss top is provided with the round and smooth inclined-plane of boss, and sets facing, with one-tenth head, the one side contacted directly
Count into boss to face directly.
Described gag lever post uses matched in clearance with rotary shaft.
The width that the width that described head is faced directly is faced directly more than boss.
Described head is faced directly and faced length of overlapped part directly with boss is 4mm～8mm.
The invention has the beneficial effects as follows:
Use hydraulic pump of the present invention to rotate pressure relief mechanism, rotate to spacing when rotating pressure release handle to closing direction
During club head boss, continue to strengthen revolving force, rotate the round and smooth inclined-plane of head of pressure release handle and the round and smooth of gag lever post head boss
Contact of incline plane, makes gag lever post overcome return spring elastic force to move downward around rotary shaft, rotates pressure release handle head and crosses gag lever post
Head boss, gag lever post returns to elemental height position under return spring effect, makes gag lever post head boss block rotation pressure release
Handle head, can effectively prevent rotating pressure release handle and rotate to opening direction loosening, cause the improper pressure release of hydraulic pump, it is ensured that sick
People's safety.Owing to being provided with return spring, solve existing pressure release handle and cause psychosomatic relaxation because shell fragment produces permanent deformation
The problem that can lose efficacy, further increases hydraulic pump and rotates the security reliability of pressure release.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
In figure: 1-rotary shaft, 2-gag lever post, 3-mounting seat, 4-spring holder, 5-return spring, 6-rotates pressure release hands
Handle, 21-gag lever post head boss, the round and smooth inclined-plane of 22-boss, 23-boss faces directly, 31-installing plate, the round and smooth inclined-plane of 61-head,
62-handle head, 63-head is faced directly.
Detailed description of the invention
Further describe technical scheme below in conjunction with the accompanying drawings, but claimed scope is not limited to institute
State.
As it is shown in figure 1, a kind of hydraulic pump with spacing locking functions of the present invention rotates pressure relief mechanism, including peace
Dress seat 3 and rotate pressure release handle 6, described in turn pressure release handle 6 one end and be arranged in mounting seat 3, the other end is provided with handle head
62, described mounting seat 3 is positioned at handle head 62 side and is provided with rotary shaft 1, and is provided with gag lever post 2 in rotary shaft 1, described
On gag lever post 2, rotary shaft 1 one end is provided be connected gag lever post head boss 21 overlapping with handle head 62, described mounting seat
3 are additionally provided with installing plate 31 with rotary shaft 1 homonymy, described installing plate 31 are positioned at below gag lever post head boss 21 and are provided with bullet
Spring alignment pin 4, and on spring holder 4, be provided with return spring 5 be connected below gag lever post head boss 21.Use this skill
Art scheme, when rotating pressure release handle 6 and rotating to gag lever post head boss 21 to closedown direction, continues to strengthen revolving force, rotates
The handle head 62 convex with gag lever post head 21 of pressure release handle 6 contacts, and makes gag lever post 2 overcome return spring 5 elastic force around rotary shaft 1
Moving downward, the handle head 62 rotating pressure release handle 6 crosses gag lever post head boss 21, and gag lever post 2 is at return spring 5
Returning to elemental height position under effect, now gag lever post head boss 21 blocks on the handle head 62 rotating pressure release handle 6, anti-
The spin-ended pressure release handle 6 that turns rotates loosening to opening direction, causes the improper pressure release of hydraulic pump, when product needed pressure release, downwards
Pressing gag lever post head boss 21, and rotation pressure release handle 6 is rotated to open position, it is achieved normal decompression function.
For ensureing to rotate the locking reliability of pressure release handle 6 and easily operated property, the handle head of described rotation pressure release handle 6
62 are provided with the round and smooth inclined-plane of head 61, and are designed to head and face 63 directly by inclined-plane 61 round and smooth with head opposite side；Described spacing
Club head boss 21 top is provided with the round and smooth inclined-plane of boss 22, and by be designed to boss straight with becoming head to face 63 one sides contacted directly
Face 23.Use this technical scheme, when rotating pressure release handle 6 and rotating to gag lever post 2 head boss 21 to closedown direction, continue to add
Big revolving force, the head inclined-plane 61 rotating pressure release handle 6 contacts with the round and smooth inclined-plane of boss 22 on gag lever post head boss 21, by
Then using round and smooth contact of incline plane transition, when operation, ratio is relatively labor-saving, and gag lever post 2 can be made steadily to overcome return around rotary shaft 1
Spring 5 elastic force moves downward, without producing vibration and sound；The handle head 62 rotating pressure release handle 6 crosses spacing head
After portion's boss 21, gag lever post 2 returns to elemental height position under return spring 5 acts on so that boss is faced 22 directly and faced directly with head
63 are in close contact, so that gag lever post head boss 21 blocks the handle head 62 rotating pressure release handle 6, can effectively prevent from rotating
Pressure release handle 6 rotates to opening direction and loosens, and causes the improper pressure release of hydraulic pump, it is ensured that patient safety.
For be further ensured that turn pressure release handle locking reliably, described head faces 63 directly, and to face 23 laps directly long with boss
Degree is 4mm～8mm.
Described gag lever post 2 uses matched in clearance with rotary shaft 1.Guarantee that gag lever post 2 can rotate around rotary shaft 1.
For guarantee rotate pressure release handle 6 handle head 62 can limited club head boss 21 block, improve locking reliably
Property, described head is faced the width of 63 directly and is faced the width of 23 more than boss directly.So can guarantee that gag lever post head boss 21 is at head
Face the offset space having any on 63 directly, it is to avoid affect when there is alignment error and spacing loosen reliability.
Claims (6)
1. a hydraulic pump with spacing locking functions rotates pressure relief mechanism, it is characterised in that: include mounting seat (3) and rotate
Pressure release handle (6), described in turn pressure release handle (6) one end and be arranged in mounting seat (3), the other end is provided with handle head (62),
Described mounting seat (3) is positioned at handle head (62) side and is provided with rotary shaft (1), and is provided with gag lever post in rotary shaft (1)
(2), described gag lever post (2) is provided be connected gag lever post head overlapping with handle head (62) away from rotary shaft (1) one end convex
Platform (21), described mounting seat (3) and rotary shaft (1) homonymy are additionally provided with installing plate (31), and described installing plate is positioned at limit on (31)
Lower section, position club head boss (21) is provided with spring holder (4), and is provided with return spring (5) on spring holder (4)
It is connected with gag lever post head boss (21) lower section.
A kind of hydraulic pump with spacing locking functions the most according to claim 1 rotates pressure relief mechanism, it is characterised in that:
The handle head (62) of described rotation pressure release handle (6) is provided with the round and smooth inclined-plane of head (61), and will inclined-plane round and smooth with head
(61) opposite side is designed to head and faces (63) directly.
A kind of hydraulic pump with spacing locking functions the most according to claim 1 rotates pressure relief mechanism, it is characterised in that:
Described gag lever post head boss (21) top is provided with the round and smooth inclined-plane of boss (22), and will face with becoming head that (63) contact directly one
Face is designed to boss and faces (23) directly.
A kind of hydraulic pump with spacing locking functions the most according to claim 1 rotates pressure relief mechanism, it is characterised in that:
Described gag lever post (2) uses matched in clearance with rotary shaft (1).
A kind of hydraulic pump with spacing locking functions the most according to claim 3 rotates pressure relief mechanism, it is characterised in that:
Described head is faced the width of (63) directly and is faced the width of (23) more than boss directly.
A kind of hydraulic pump with spacing locking functions the most according to claim 3 rotates pressure relief mechanism, it is characterised in that:
Described head is faced (63) directly and faced (23) length of overlapped part directly with boss is 4mm～8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610751823.7A CN106151014B (en) | 2016-08-29 | 2016-08-29 | A kind of hydraulic pump rotation pressure relief mechanism with limit locking functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610751823.7A CN106151014B (en) | 2016-08-29 | 2016-08-29 | A kind of hydraulic pump rotation pressure relief mechanism with limit locking functions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106151014A true CN106151014A (en) | 2016-11-23 |
| CN106151014B CN106151014B (en) | 2019-01-29 |
Family
ID=57343822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610751823.7A Active CN106151014B (en) | 2016-08-29 | 2016-08-29 | A kind of hydraulic pump rotation pressure relief mechanism with limit locking functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106151014B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4340236A1 (en) * | 1992-11-26 | 1994-06-01 | Wilhelm Lupold | Pump-valve unit for hydraulic jack - has oil flow between reservoir and pump cylinder controlled by valve consisting of elastic band covering port in circumferential recess at end of cylinder |
| CN101338739A (en) * | 2007-07-04 | 2009-01-07 | 熊青松 | Pressure energy hydraulic generating set |
| CN204827896U (en) * | 2015-06-29 | 2015-12-02 | 贵州新安航空机械有限责任公司 | A rotatory pressure release handle structure for hydraulic pump |
| CN206071856U (en) * | 2016-08-29 | 2017-04-05 | 贵州新安航空机械有限责任公司 | A kind of rotation of the hydraulic pump with spacing locking functions pressure release handle arrangement |
-
2016
- 2016-08-29 CN CN201610751823.7A patent/CN106151014B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4340236A1 (en) * | 1992-11-26 | 1994-06-01 | Wilhelm Lupold | Pump-valve unit for hydraulic jack - has oil flow between reservoir and pump cylinder controlled by valve consisting of elastic band covering port in circumferential recess at end of cylinder |
| CN101338739A (en) * | 2007-07-04 | 2009-01-07 | 熊青松 | Pressure energy hydraulic generating set |
| CN204827896U (en) * | 2015-06-29 | 2015-12-02 | 贵州新安航空机械有限责任公司 | A rotatory pressure release handle structure for hydraulic pump |
| CN206071856U (en) * | 2016-08-29 | 2017-04-05 | 贵州新安航空机械有限责任公司 | A kind of rotation of the hydraulic pump with spacing locking functions pressure release handle arrangement |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106151014B (en) | 2019-01-29 |
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