CN217801304U

CN217801304U - Clamp for testing internal gear pump

Info

Publication number: CN217801304U
Application number: CN202221945570.4U
Authority: CN
Inventors: 高淑敏; 寇佳迅; 苗立明; 李兴; 王强; 杜林林
Original assignee: Hebei Dezhong Pump Industry Co ltd
Current assignee: Hebei Dezhong Pump Industry Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-11-15
Anticipated expiration: 2032-07-26

Abstract

The utility model relates to an crescent gear pump test technical field specifically is an anchor clamps for crescent gear pump test, the on-line screen storage device comprises a base, the top left side fixedly connected with riser of base, the right-hand member of riser is provided with first protruding type groove, the inside slip of first protruding type groove is provided with first protruding type piece, the inside threaded connection of first protruding type piece has first screw rod, first screw rod and riser rotate to be connected, first protruding type piece right-hand member fixedly connected with fixed column, the right-hand member of fixed column is provided with second protruding type groove, the inside slip of second protruding type groove is connected with two-way screw rod, the equal threaded connection of outside front side and outside rear side of two-way screw rod has second protruding type piece, two second protruding type pieces all with second protruding type groove sliding fit, the right-hand member of two second protruding type pieces all fixedly connected with the fixed plate; it is convenient for carry out the chucking to the oil inlet of different diameters and fixes, is convenient for press from both sides tight fixed to the crescent gear pump of different models, has reduced its limitation of using.

Description

Clamp for testing internal gear pump

Technical Field

The utility model relates to an experimental technical field of crescent gear pump specifically is an experimental anchor clamps of using of crescent gear pump.

Background

As is known well, the internal gear pump adopts the gear meshing principle, the pitch circle of an inner gear and an outer gear is close to one side, the other side is separated by a crescent plate, and the internal gear pump has the characteristics of no oil trapping phenomenon, stable conveying, high efficiency, low noise and the like.

Through the retrieval, chinese patent is CN201721909601. X's utility model discloses an experimental anchor clamps of using of crescent gear pump, which comprises a pump body, the oil-out, L type anchor clamps body and U type anchor clamps body, it is when using, fix the oil inlet of the pump body through the U type anchor clamps body, fix crescent gear pump through L type anchor clamps body and U type anchor clamps body, because crescent gear pump's model is different, the diameter of oil inlet is different, crescent gear pump shell's size is also different, because the inside size of U type anchor clamps body removes, it is not convenient for carry out the chucking to the oil inlet of different diameters and fixes, the limitation of using is higher.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an experimental anchor clamps of using of crescent gear pump to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a fixture for an internal gear pump test comprises a base, wherein a vertical plate is fixedly connected to the left side of the top end of the base, a first convex groove is formed in the right end of the vertical plate, a first convex block is arranged inside the first convex groove in a sliding mode, a first screw rod is connected with the inner thread of the first convex block in a threaded mode and is rotatably connected with the vertical plate, a fixed column is fixedly connected to the right end of the first convex block, a second convex groove is formed in the right end of the fixed column, a two-way screw rod is rotatably connected inside the second convex groove, a second convex block is connected to the front outer side and the rear outer side of the two-way screw rod in a threaded mode and is slidably matched with the second convex groove, fixed plates are fixedly connected to the right ends of the two second convex blocks, and two fixed seats are fixedly connected to the opposite ends of the two fixed plates, all rotate on each fixing base and be connected with the holder, the equal fixedly connected with extension spring of side upside and the side downside of each holder, two extension spring's side all with the side fixed connection of fixed plate, the top right side of base is provided with the protruding type groove of third, the inside in the protruding type groove of third slides and is provided with the protruding type piece of third, the inside threaded connection of the protruding type piece of third has the second screw rod, the second screw rod rotates with the base to be connected, the top fixedly connected with riser of the protruding type piece of third, the inside of riser is provided with a plurality of spouts, the inside of each spout all slides and is provided with the slider, the right-hand member of each slider all is connected with compression spring, the equal fixedly connected with fore-set in left end of each slider, the left end of a plurality of fore-sets all extends to the left side of riser.

Preferably, the top end fixedly connected with supporting seat of base, the top of supporting seat is provided with the arc wall.

Furthermore, the top end of the first screw rod is fixedly connected with a first rotating handle.

Still further, the front end of the bidirectional screw is fixedly connected with a second rotating handle.

In a further scheme, a third rotating handle is fixedly connected to the right end of the second screw rod.

On the basis of the scheme, a rubber pad is fixedly connected to each clamping seat.

(III) advantageous effects

Compared with the prior art, the utility model provides an experimental anchor clamps of using of crescent gear pump possesses following beneficial effect:

this experimental anchor clamps of using of crescent gear pump, make first protruding type piece slide from top to bottom in the inside in first protruding type groove through rotating first screw rod, first protruding type piece drives fixed strip and two fixed plates and reciprocates, highly adjust according to crescent gear pump oil inlet, through clockwise rotation two-way screw rod, two-way screw rod makes two second protruding type pieces move to the centre, two protruding type pieces of second drive two fixed plates and move to the centre, through four holders, the cooperation of a plurality of extension spring and four fixing bases, be convenient for press from both sides tight fixed to crescent gear pump oil inlet of different diameters, through rotating the second screw rod, the rotation of second screw rod makes third protruding type piece slide from side to side in the inside in third protruding type groove, third protruding type piece drives the riser and removes, through a plurality of fore-posts, the cooperation of a plurality of sliders and a plurality of compression springs is convenient for press from both sides tight fixed to crescent shell of different diameters, thereby be convenient for carry out chucking fixed to the oil inlet of different diameters, be convenient for press from both sides tight fixed to crescent gear pump of different models, the tight fixed of crescent gear pump of different models, its use has been reduced.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

fig. 2 is a schematic top view cross-sectional structure view of the fixing column and two fixing plates of the present invention;

FIG. 3 is a schematic side view of the connection of the fixing plate, two fixing bases and the clamping base;

fig. 4 is a schematic view of a part of an enlarged structure at a in fig. 1 according to the present invention.

In the figure: 1. a base; 2. a vertical plate; 3. a first male block; 4. a first screw; 5. fixing a column; 6. a bidirectional screw; 7. a second male block; 8. a fixing plate; 9. a fixed seat; 10. a holder; 11. an extension spring; 12. a third convex block; 13. a second screw; 14. a vertical plate; 15. a slider; 16. a compression spring; 17. a top pillar; 18. a supporting seat; 19. a first rotating handle; 20. a second rotating handle; 21. a third rotating handle; 22. and (7) a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, a jig for testing an internal gear pump comprises a base 1, a supporting base 18 is fixedly connected to the top end of the base 1, an arc-shaped groove is formed in the top end of the supporting base 18, the internal gear pump is conveniently placed on the supporting base 18 and is conveniently supported by the internal gear pump, a vertical plate 2 is fixedly connected to the left side of the top end of the base 1, a first convex groove is formed in the right end of the vertical plate 2, a first convex block 3 is slidably arranged in the first convex groove, a first screw 4 is threadedly connected to the inside of the first convex block 3, the first screw 4 is rotatably connected to the vertical plate 2, a first rotating handle 19 is fixedly connected to the top end of the first screw 4 for rotating the first screw 4, a fixing column 5 is fixedly connected to the right end of the first convex block 3, a second convex groove is formed in the right end of the fixing column 5, a bidirectional screw 6 is rotatably connected to the inside of the second convex groove, a front end of the bidirectional screw 6 is fixedly connected to a second rotating handle 20, the bidirectional screw 6 is rotatably connected to the bidirectional screw 6, the front end of the bidirectional screw 6, two external front side ends and external side ends of the bidirectional screws are respectively connected to a second convex block 7, two fixed clamp bases 10, two clamp bases are rotatably connected to a horizontal stretching clamp base 10, two clamp bases 10, a fixed clamp base 10 is connected to a horizontal stretching clamp base 10, a spring clamp base 10, a horizontal clamp base 10 is connected to a horizontal clamp base 10, a vertical clamp base 10, a third convex block 12 is arranged inside the third convex groove in a sliding manner, a second screw 13 is connected to the inside of the third convex block 12 in a threaded manner, the second screw 13 is rotatably connected with the base 1, a third rotating handle 21 is fixedly connected to the right end of the second screw 13 to facilitate the rotation of the second screw 13, a vertical plate 14 is fixedly connected to the top end of the third convex block 12, a plurality of sliding grooves are arranged inside the vertical plate 14, sliding blocks 15 are arranged inside each sliding groove in a sliding manner, a compression spring 16 is connected to the right end of each sliding block 15, a top post 17 is fixedly connected to the left end of each sliding block 15, and the left ends of the top posts 17 extend to the left side of the vertical plate 14, the first convex block 3 slides up and down in the first convex groove by rotating the first screw rod 4, the first convex block 3 drives the fixing strips and the two fixing plates 8 to move up and down, the height of an oil inlet of the crescent gear pump is adjusted, the bidirectional screw 6 is rotated clockwise, the bidirectional screw 6 enables the two second convex blocks 7 to move towards the middle, the two second convex blocks 7 drive the two fixed plates 8 to move towards the middle, through the matching of the four clamping seats 10, the plurality of extension springs 11 and the four fixing seats 9, the oil inlets of the crescent gear pumps with different diameters can be clamped and fixed conveniently, by rotating the second screw 13, the second screw 13 rotates to make the third convex block 12 slide left and right in the third convex groove, the third convex block 12 drives the vertical plate 14 to move left and right, the clamping and fixing of the housings of crescent gear pumps of different diameters are facilitated by the cooperation of the plurality of top posts 17, the plurality of sliding blocks 15 and the plurality of compression springs 16, thereby be convenient for carry out the chucking to the oil inlet of different diameters and fix, be convenient for to the tight fixing of crescent gear pump's of different models clamp, reduced its limitation of using.

In summary, when the jig for testing the crescent gear pump is used, the crescent gear pump is placed on the supporting base 18, the first screw 4 is rotated, the first convex block 3 slides up and down in the first convex groove by the rotation of the first screw 4, the four clamping bases 10 move to the outside of an oil inlet of the crescent gear pump, the bidirectional screw 6 is rotated clockwise, the two second convex blocks 7 move towards the middle by the bidirectional screw 6, the two second convex blocks 7 drive the two fixing plates 8 to move towards the middle, the four clamping bases 10 are clamped outside the crescent gear pump, the oil inlet of the crescent gear pump is clamped and fixed by the four clamping bases 10, the second screw 13 is rotated, the third convex block 12 moves towards the left by the rotation of the second screw 13, the plurality of top columns 17 extrude the crescent gear pump, and the plurality of top columns 17 extrude the compression spring 16 to the right in different degrees according to the radian of a shell of the crescent gear pump, so that the inner crescent gear pump is clamped and fixed by the four clamping bases 10 and the plurality of top columns 17.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an experimental anchor clamps of using of crescent gear pump, includes base (1), its characterized in that: a vertical plate (2) is fixedly connected to the left side of the top end of the base (1), a first convex groove is formed in the right end of the vertical plate (2), a first convex block (3) is arranged inside the first convex groove in a sliding mode, a first screw rod (4) is connected to the inner side of the first convex block (3) in a threaded mode, the first screw rod (4) is rotatably connected with the vertical plate (2), a fixing column (5) is fixedly connected to the right end of the first convex block (3), a second convex groove is formed in the right end of the fixing column (5), a two-way screw rod (6) is rotatably connected to the inner side of the second convex groove, a second convex block (7) is respectively connected to the outer front side and the outer rear side of the two-way screw rod (6) in a threaded mode, two fixing seats (9) are respectively and rotatably connected to the outer front side and the outer rear side of the two-way screw rods (7), two second convex blocks (7) are respectively and slidably matched with the second convex groove, fixing plates (8) are respectively and fixedly connected to the lower sides of the two second convex blocks (7), one ends of the two fixing plates (8) are respectively and fixedly connected to the opposite ends of the two fixing seats (9), clamping seats (10) are respectively and a third convex groove (12) is connected to the inner side end of a stretching spring fixing plate (11), and a third convex groove (12) is arranged on the right side of the third convex groove (11), second screw rod (13) rotate with base (1) and are connected, the top fixedly connected with riser (14) of third protruding piece (12), the inside of riser (14) is provided with a plurality of spouts, the inside of each spout all slides and is provided with slider (15), the right-hand member of each slider (15) all is connected with compression spring (16), the equal fixedly connected with fore-set (17) of left end of each slider (15), the left end of a plurality of fore-sets (17) all extends to the left side of riser (14).

2. An internal gear pump test jig according to claim 1, wherein: the top end of the base (1) is fixedly connected with a supporting seat (18), and the top end of the supporting seat (18) is provided with an arc-shaped groove.

3. An internal gear pump test jig according to claim 2, wherein: the top end of the first screw rod (4) is fixedly connected with a first rotating handle (19).

4. A jig for an internal gear pump test as set forth in claim 3, wherein: the front end of the bidirectional screw (6) is fixedly connected with a second rotating handle (20).

5. A crescent gear pump test jig according to claim 4, wherein: the right end of the second screw rod (13) is fixedly connected with a third rotating handle (21).

6. A crescent gear pump test jig according to claim 5, wherein: each clamping seat (10) is fixedly connected with a rubber pad (22).