CN207807528U - A kind of crescent gear pump test fixture - Google Patents
A kind of crescent gear pump test fixture Download PDFInfo
- Publication number
- CN207807528U CN207807528U CN201721909601.XU CN201721909601U CN207807528U CN 207807528 U CN207807528 U CN 207807528U CN 201721909601 U CN201721909601 U CN 201721909601U CN 207807528 U CN207807528 U CN 207807528U
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- CN
- China
- Prior art keywords
- clamp body
- gear
- pump housing
- oil inlet
- type clamp
- 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.)
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Abstract
The utility model discloses a kind of crescent gear pump test fixtures, including the pump housing, oil outlet and L-type clamp body, it is provided with internal-gear on the inside of the pump housing, and the positioned inside of internal-gear has external tooth gear, the oil outlet is located at the top of the pump housing, and swing link is fixed on the inside of the pump housing, the left end of the pump housing is equipped with oil inlet, and it is specific that U-shaped folder is mounted on the outside of oil inlet, the U-shaped folder is specifically internally provided with movable axis, and the top of movable axis is equipped with arc clamp body, the L-type clamp body is located at the specific bottom of U-shaped folder, and the top of L-type clamp body is equipped with supporting pad, it is provided with supporting block on the inside of the L-type clamp body.The crescent gear pump test fixture is provided with the pump housing, the outer wall of internal-gear and external tooth gear on the inside of the pump housing fits, under the effect of the common rotation of internal-gear and external tooth gear, the speed of the substance of oil inlet entrance and the speed that is discharged by oil outlet substance can be adjusted.
Description
Technical field
The utility model is related to crescent gear pump engineering device technique field, specially a kind of inside engaged gear pump testing folder
Tool.
Background technology
With the progress of the rapid development and science and technology of each regional economy, crescent gear pump is former using gear engagement
Reason, internal-external gear pitch circle abut one side, and another side is separated by swing link, and crescent gear pump has no pocketed oil phenomenon, conveying
Steadily, efficient, the features such as noise is small, needs to be fixed by fixture and convenient for test when it is worked.
Clamp structure in the market is complicated, and installation difficulty is big, not easy to remove, and carrying out clamping work to fixture makes troubles,
And big, generation noise pollution, for this purpose, it is proposed that a kind of crescent gear pump test fixture is shaken during use.
Utility model content
The purpose of this utility model is to provide a kind of crescent gear pump test fixtures, to solve above-mentioned background technology
The clamp structure of middle proposition is complicated, and installation difficulty is big, not easy to remove, and carrying out clamping work to fixture makes troubles, and uses
Vibrations are big in the process, lead to the problem of noise pollution.
To achieve the above object, the utility model provides the following technical solutions：A kind of crescent gear pump test fixture,
Including the pump housing, oil outlet and L-type clamp body, internal-gear, and the positioned inside of internal-gear are provided on the inside of the pump housing
There are external tooth gear, the oil outlet to be located at the top of the pump housing, and is fixed with swing link on the inside of the pump housing, the left end peace of the pump housing
It is specific that U-shaped folder is mounted with equipped with oil inlet, and on the outside of oil inlet, the U-shaped folder is specifically internally provided with movable axis, and living
The top of moving axis is equipped with arc clamp body, and the L-type clamp body is located at the specific bottom of U-shaped folder, and the top of L-type clamp body
Supporting pad is installed, supporting block is provided on the inside of the L-type clamp body, the bottom end of the L-type clamp body is mounted with support plate,
And the bottom of support plate is fixed with fixed plate, and the outer wall of fixed plate through bolt is equipped on the right side of the top of the support plate
Protective pad is installed.
Preferably, the inside of the internal-gear and the outer wall of external tooth gear fit, and the circle of circle where internal-gear
The heart is 3cm at a distance from the center of circle of circle where external tooth gear.
Preferably, the shape of the oil outlet and oil inlet matches, and oil outlet is distributed in the perpendicular shape of oil inlet
The outside of the pump housing.
Preferably, the specific top extended line of the U-shaped folder and the top extended line of fixed plate coincide, and U-shaped folder has
The outer radius equal length of the inboard width of body and circle where oil inlet.
Preferably, the width of the supporting pad is the one third of the width of L-type clamp body, and supporting pad is pressed from both sides about L-type
Specific central axes are symmetrical.
Preferably, the movable axis constitutes bascule, and the radian and oil inlet of arc clamp body with arc clamp body
The radian of the upper semi-circle of place circle is equal.
Compared with prior art, the utility model has the beneficial effects that：The crescent gear pump test fixture is provided with
The outer wall of the pump housing, internal-gear and external tooth gear on the inside of the pump housing fits, in the common rotation of internal-gear and external tooth gear
Under effect, the speed of the substance of oil inlet entrance and the speed that is discharged by oil outlet substance can be adjusted, and oil outlet and into
The shape of hydraulic fluid port matches, equal by the bore of oil inlet and outlet, and oil inlet and outlet is enabled to pass in and out substance
It is more smooth, and the specific top extended line of U-shaped folder and the top extended line of fixed plate coincide, and are specifically acted in U-shaped folder
Under, oil inlet can be supported, and protective action is played to the pump housing by the protective pad of fixed plate left end, meanwhile, activity
Axis constitutes bascule with arc clamp body, by the rotation of movable axis, drives top outer of the arc clamp body to oil inlet
Clamping action is carried out, and the one third for the width that the width of supporting pad is L-type clamp body, in L-type clamp body, supporting pad and branch
Under the collective effect of bracer, the bottom of the pump housing can be supported and buffered.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model U-shaped folder concrete structure schematic diagram；
Fig. 3 is the utility model L-type clamp body structural schematic diagram.
In figure：1, the pump housing, 2, internal-gear, 3, oil outlet, 4, swing link, 5, external tooth gear, 6, oil inlet, 7, U-shaped folder
Specifically, 8, L-type clamp body, 9, support plate, 10, bolt, 11, supporting pad, 12, fixed plate, 13, protective pad, 14, arc fixture
Body, 15, movable axis, 16, supporting block.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of crescent gear pump test fixture, packet
Include the pump housing 1, internal-gear 2, oil outlet 3, swing link 4, external tooth gear 5, oil inlet 6, U-shaped folder specific 7, L-type clamp body 8, branch
Fagging 9, bolt 10, supporting pad 11, fixed plate 12, protective pad 13, arc clamp body 14, movable axis 15 and supporting block 16, the pump housing 1
Inside be provided with internal-gear 2, and the positioned inside of internal-gear 2 has external tooth gear 5, the inside of internal-gear 2 and external tooth
The outer wall of gear 5 fits, and the center of circle of circle where internal-gear 2 is 3cm at a distance from the center of circle of circle where external tooth gear 5,
Under the effect of the common rotation of internal-gear 2 and external tooth gear 5, the speed of the substance of the entrance of oil inlet 6 can be adjusted and passed through
The speed of 3 substance of oil outlet discharge, oil outlet 3 is located at the top of the pump housing 1, and the inside of the pump housing 1 is fixed with swing link 4, fuel-displaced
The shape of mouth 3 and oil inlet 6 matches, and oil outlet 3 is distributed in the outside of the pump housing 1 with 6 perpendicular shape of oil inlet, passes through oil inlet
Mouth 6 is equal with the bore of oil outlet 3, and enabling to oil inlet 6 and oil outlet 3 to pass in and out, substance is more smooth, the left end peace of the pump housing 1
Outside equipped with oil inlet 6, and oil inlet 6 is mounted with U-shaped folder specific 7, top extended line and the fixed plate 12 of U-shaped folder specific 7
Top extended line coincide, and the outer radius equal length of circle where the inboard width of U-shaped folder specific 7 and oil inlet 6, in U
Under the action of type clamp body 7, oil inlet 6 can be supported, and the pump housing 1 is risen by the protective pad 13 of 12 left end of fixed plate
To protective action, U-shaped folder specific 7 is internally provided with movable axis 15, and the top of movable axis 15 is equipped with arc clamp body 14,
Movable axis 15 constitutes bascule, and the upper half of the radian of arc clamp body 14 and circle where oil inlet 6 with arc clamp body 14
Round radian is equal, by the rotation of movable axis 15, arc clamp body 14 is driven to carry out clamping work to the top outer of oil inlet 6
With L-type clamp body 8 is located at the bottom of U-shaped folder specific 7, and the top of L-type clamp body 8 is equipped with supporting pad 11, supporting pad 11
Width is the one third of the width of L-type clamp body 8, and supporting pad 11 is symmetrical about the central axes of L-type clamp body 8, is pressed from both sides in L-type
Specific 8, under the collective effect of supporting pad 11 and supporting block 16, the bottom of the pump housing 1 can be supported and buffered, L-type
The inside of clamp body 8 is provided with supporting block 16, and the bottom end of L-type clamp body 8 is mounted with support plate 9, and the bottom of support plate 9 is run through
Bolt 10 is installed, is fixed with fixed plate 12 on the right side of the top of support plate 9, and the outer wall of fixed plate 12 is equipped with protective pad 13.
Operation principle：The common of the internal-gear 2 of the inside of the pump housing 1 and external tooth gear 5 is passed through first for this kind of fixture
Rotation enables to the substance that oil inlet 6 sucks then, can be by fuel-displaced when medial movement of the substance along the pump housing 1
Mouthful 3 pairs of substances are discharged, and crescent gear pump is before being worked, the top extended line and fixed plate of U-shaped folder specific 7
12 top extended line coincides, U-shaped folder it is specific 7 under the action of, oil inlet 6 can be supported so that internal messing tooth
Wheel pump is not easy to shake when being worked, meanwhile, movable axis 15 constitutes bascule with arc clamp body 14, passes through movable axis
15 rotation drives arc clamp body 14 to carry out clamping action to the top outer of oil inlet 6, and on the right side of 9 top of support plate
The effects that fixed plate 12 can consolidate the outer wall of the pump housing 1 by protective pad 13, be clamped, being protected, and in L-type clamp body
8, under the collective effect of supporting pad 11, it the operations such as can be supported, buffer, be clamped to the bottom of the pump housing 1, and supporting block 16
In the middle part of two pieces of supporting pads 11 so that it can coordinate supporting pad 11 to be supported the pump housing 1, avoid the bottom of the pump housing 1 long
Extruding of the time to supporting pad 11, causes deformation so that the working performance of supporting pad 11 weakens.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of crescent gear pump test fixture, including the pump housing (1), oil outlet (3) and L-type clamp body (8), feature exists
In：Internal-gear (2) is provided on the inside of the pump housing (1), and the positioned inside of internal-gear (2) has external tooth gear (5), institute
The top that oil outlet (3) is located at the pump housing (1) is stated, and is fixed with swing link (4) on the inside of the pump housing (1), the left end of the pump housing (1)
Oil inlet (6) is installed, and is mounted with U-shaped folder on the outside of oil inlet (6) specifically (7), the inside of the U-shaped folder specific (7) is set
It is equipped with movable axis (15), and the top of movable axis (15) is equipped with arc clamp body (14), the L-type clamp body (8) is located at U-shaped
The bottom of clamp body (7), and the top of L-type clamp body (8) is equipped with supporting pad (11), is set on the inside of the L-type clamp body (8)
It is equipped with supporting block (16), the bottom end of the L-type clamp body (8) is mounted with support plate (9), and the bottom of support plate (9) is through peace
Equipped with bolt (10), it is fixed with fixed plate (12) on the right side of the top of the support plate (9), and the outer wall of fixed plate (12) is equipped with
Protective pad (13).
2. a kind of crescent gear pump test fixture according to claim 1, it is characterised in that：The internal-gear
(2) outer wall of inside and external tooth gear (5) fits, and the center of circle of circle where internal-gear (2) and external tooth gear (5) place
The distance in the round center of circle is 3cm.
3. a kind of crescent gear pump test fixture according to claim 1, it is characterised in that：The oil outlet (3)
It matches with the shape of oil inlet (6), and oil outlet (3) is distributed in the outside of the pump housing (1) with oil inlet (6) perpendicular shape.
4. a kind of crescent gear pump test fixture according to claim 1, it is characterised in that：The U-shaped folder is specific
(7) top extended line and the top extended line of fixed plate (12) coincide, and the inboard width of U-shaped folder specific (7) and oil inlet
The outer radius equal length of circle where mouth (6).
5. a kind of crescent gear pump test fixture according to claim 1, it is characterised in that：The supporting pad (11)
Width be L-type clamp body (8) width one third, and central axes pair of the supporting pad (11) about L-type clamp body (8)
Claim.
6. a kind of crescent gear pump test fixture according to claim 1, it is characterised in that：The movable axis (15)
Bascule, and the upper semi-circle of the radian of arc clamp body (14) and circle where oil inlet (6) are constituted with arc clamp body (14)
Radian it is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721909601.XU CN207807528U (en) | 2017-12-30 | 2017-12-30 | A kind of crescent gear pump test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721909601.XU CN207807528U (en) | 2017-12-30 | 2017-12-30 | A kind of crescent gear pump test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207807528U true CN207807528U (en) | 2018-09-04 |
Family
ID=63328787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721909601.XU Expired - Fee Related CN207807528U (en) | 2017-12-30 | 2017-12-30 | A kind of crescent gear pump test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207807528U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947854A (en) * | 2020-08-13 | 2020-11-17 | 安徽高坚机械科技有限公司 | Air tightness detection device for automobile fuel oil high-pressure pump |
-
2017
- 2017-12-30 CN CN201721909601.XU patent/CN207807528U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947854A (en) * | 2020-08-13 | 2020-11-17 | 安徽高坚机械科技有限公司 | Air tightness detection device for automobile fuel oil high-pressure pump |
| CN111947854B (en) * | 2020-08-13 | 2022-08-02 | 安徽高坚机械科技有限公司 | Air tightness detection device for automobile fuel oil high-pressure pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180904 Termination date: 20211230 |