CN216342829U

CN216342829U - Single-stage double-suction centrifugal pump with adjustable base structure

Info

Publication number: CN216342829U
Application number: CN202123237498.8U
Authority: CN
Inventors: 韩同文; 张凤国
Original assignee: Harbin No1 Pump Plant
Current assignee: Harbin No1 Pump Plant
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-04-19
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a single-stage double-suction centrifugal pump with an adjustable base structure, and particularly relates to the field of single-stage double-suction centrifugal pumps, wherein a damping mechanism is not arranged on a base of the conventional single-stage double-suction centrifugal pump, and the base is not adjustable, so that a bottom plate can generate larger reaction force to the single-stage double-suction centrifugal pump during working, the single-stage double-suction centrifugal pump is easy to damage, the service life is shorter, the height of the single-stage double-suction centrifugal pump cannot be adjusted according to actual use requirements, and the practicability is lower; rotate the rocker to drive stud through the runner and rotate, and then drive two sets of diaphragms and be the motion in opposite directions, further drive and correspond the connecting block and be the motion in opposite directions, correspond two sets of commentaries on classics boards this moment and will follow the tilt state to the vertical state change, thereby can promote the connecting plate and shift up, and then realize adjusting the purpose of single-stage double suction centrifugal pump body height, the practicality is higher.

Description

Single-stage double-suction centrifugal pump with adjustable base structure

Technical Field

The utility model relates to the technical field of single-stage double-suction centrifugal pumps, in particular to a single-stage double-suction centrifugal pump with an adjustable base structure.

Background

The single-stage double-suction centrifugal pump is a single-stage double-suction horizontal split centrifugal pump, is suitable for the fields of factories, cities, mines, farmlands and the like, and is used for conveying clear water or other liquids without solid particles.

Although single-stage double suction centrifugal pump is used extensively, it still has certain not enough, do not set up damper between the base of single-stage double suction centrifugal pump and the pump body, thereby lead to single-stage double suction centrifugal pump can produce great reaction force to it at the during operation bottom plate, and then make single-stage double suction centrifugal pump easily appear damaging because of vibrations, and life is lower, and the base of current single-stage double suction centrifugal pump is unadjustable, in case the installation is fixed the back just can't be adjusted, thereby can't adjust the height of single-stage double suction centrifugal pump according to the in-service use demand, the practicality is lower, for this we propose a single-stage double suction centrifugal pump with regulation formula base structure and be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a single-stage double-suction centrifugal pump with an adjustable base structure, so as to solve the problems in the prior art.

In order to solve the technical problems, the utility model adopts the following technical scheme: a single-stage double-suction centrifugal pump with an adjustable base structure comprises an adjusting mechanism, wherein a connecting plate is arranged on the adjusting mechanism, a damping mechanism is arranged on the connecting plate, a top plate is arranged on the damping mechanism, and a single-stage double-suction centrifugal pump body is fixedly arranged on one side, far away from the connecting plate, of the top plate;

damper includes the riser, riser fixed mounting is on the connecting plate, and rotates between the adjacent riser and insert and be equipped with the pivot, the fixed cover in the outside of pivot has connect the gear, the both sides of gear all are equipped with the torsional spring, torsional spring movable sleeve establishes in the pivot, and the back of the body end of torsional spring all with riser fixed connection, the outside meshing of gear is connected with the rack, the one end and the roof fixed connection of rack, and the other end fixed mounting of rack has the montant, the montant slides and runs through the connecting plate and be equipped with spacing dish at its end, first spring and second spring have been cup jointed in the activity on the montant, the both ends of first spring respectively with rack and connecting plate fixed connection, the both ends of second spring respectively with connecting plate and spacing dish fixed connection.

Preferably, adjustment mechanism includes the bottom plate, one side that the bottom plate is close to the connecting plate is equipped with the multistage telescopic link that the symmetry set up, multistage telescopic link's one end is equipped with the riser, rotate on the riser and insert and be equipped with stud, the screw thread has cup jointed two sets of diaphragms on the stud, the both ends fixed mounting of diaphragm has the connecting block, rotate on the connecting block and install the commentaries on classics board that the symmetry set up, keep away from the one end and the bottom plate of the commentaries on classics board of roof rotate to be connected, are close to the one end and the connecting plate of the commentaries on classics board of roof rotate to be connected.

Preferably, the four corners of one side of the bottom plate close to the connecting plate are fixedly provided with sleeves, sleeve rods are inserted in the sleeves in a sliding mode, and one ends, far away from the bottom plate, of the sleeve rods are fixedly connected with the connecting plate.

Preferably, a rotating wheel is fixedly mounted at one end of the stud bolt, and a rocker is rotatably inserted into the rotating wheel.

Preferably, both sides of bottom plate all fixed mounting have the side piece of symmetric distribution, run through on the side piece and seted up the perforation.

Preferably, the connecting plate is provided with through holes in a penetrating manner, and the vertical rods are slidably inserted into the through holes.

Preferably, the connecting plate is far away from the two sets of leaf springs symmetrically arranged on one side of the bottom plate, and the leaf springs far away from the bottom plate are fixedly connected with the top plate.

Preferably, one side of the top plate, which is far away from the connecting plate, is provided with a first supporting block and a second supporting block which are matched for use, and the single-stage double-suction centrifugal pump body is fixedly clamped on the first supporting block and the second supporting block.

Compared with the prior art, the utility model has the beneficial effects that:

1. rotate the rocker to drive stud through the runner and rotate, and then drive two sets of diaphragms and be the motion in opposite directions, further drive and correspond the connecting block and be the motion in opposite directions, correspond two sets of commentaries on classics boards this moment and will follow the tilt state to the vertical state change, thereby can promote the connecting plate and shift up, and then realize adjusting the purpose of single-stage double suction centrifugal pump body height, the practicality is higher.

2. During the use, single-stage double suction centrifugal pump body will drive the roof and remove to one side that is close to the connecting plate, and then extrude the leaf spring and drive montant and spacing dish through the rack and remove, thereby extrude first spring and tensile second spring, meanwhile, the rack will drive the gear and rotate, thereby twist reverse the torsional spring, and then with the help of the leaf spring, the elasticity of first spring and second spring and the torsion of torsional spring, can effectively reduce the connecting plate and to the produced reaction force of single-stage double suction centrifugal pump body, thereby play good protection to it, avoid single-stage double suction centrifugal pump body to appear damaging because of vibrations, and then prolonged life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the structure of the present invention.

FIG. 2 is a schematic bottom view of the present invention.

Fig. 3 is a schematic view of the mounting structure of the damper mechanism according to the present invention.

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention.

Fig. 5 is a schematic view of an installation structure of the adjusting mechanism of the present invention.

FIG. 6 is an enlarged view of the structure at B in FIG. 5 according to the present invention.

In the figure: 1. an adjustment mechanism; 11. a base plate; 12. a multi-stage telescopic rod; 13. a vertical block; 14. a stud; 15. a transverse plate; 16. connecting blocks; 17. rotating the plate; 18. a sleeve; 19. a loop bar; 110. a rotating wheel; 111. a rocker; 112. a side block; 113. perforating; 2. a connecting plate; 21. a through hole; 3. a damping mechanism; 31. a vertical plate; 32. a rotating shaft; 33. a gear; 34. a torsion spring; 35. a rack; 36. a vertical rod; 37. a limiting disc; 38. a first spring; 39. a second spring; 310. a plate spring; 4. a top plate; 41. a first brace bar; 42. a second brace bar; 5. single-stage double suction centrifugal pump body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): as shown in fig. 1-6, the utility model provides a single-stage double-suction centrifugal pump with an adjustable base structure, which comprises an adjusting mechanism 1, wherein a connecting plate 2 is arranged on the adjusting mechanism 1, a damping mechanism 3 is arranged on the connecting plate 2, a top plate 4 is arranged on the damping mechanism 3, a single-stage double-suction centrifugal pump body 5 is fixedly installed on one side of the top plate 4 away from the connecting plate 2, a first supporting block 41 and a second supporting block 42 which are used in a matched manner are arranged on one side of the top plate 4 away from the connecting plate 2, the single-stage double-suction centrifugal pump body 5 is fixedly clamped on the first supporting block 41 and the second supporting block 42, and the first supporting block 41 and the second supporting block 42 are used in a matched manner, so that the installation stability of the single-stage double-suction centrifugal pump body 5 is effectively improved;

the damping mechanism 3 comprises a vertical plate 31, the vertical plate 31 is fixedly installed on the connecting plate 2, a rotating shaft 32 is inserted between the adjacent vertical plates 31 in a rotating manner, a gear 33 is fixedly sleeved on the outer side of the rotating shaft 32, torsion springs 34 are arranged on two sides of the gear 33, the torsion springs 34 are movably sleeved on the rotating shaft 32, opposite back ends of the torsion springs 34 are fixedly connected with the vertical plate 31, a rack 35 is meshed and connected with the outer side of the gear 33, one end of the rack 35 is fixedly connected with the top plate 4, a vertical rod 36 is fixedly installed at the other end of the rack 35, the vertical rod 36 slidably penetrates through the connecting plate 2 and is provided with a limiting disc 37 at the tail end thereof, through holes 21 symmetrically arranged are formed in the connecting plate 2, the vertical rod 36 is slidably inserted into the through holes 21, the through holes 21 are arranged and used, normal sliding of the vertical rod 36 is guaranteed, a first spring 38 and a second spring 39 are movably sleeved on the vertical rod 36, the both ends of first spring 38 respectively with rack 35 and connecting plate 2 fixed connection, the both ends of second spring 39 respectively with connecting plate 2 and spacing dish 37 fixed connection, the leaf spring 310 that two sets of symmetries in one side of bottom plate 11 set up is kept away from to connecting plate 2, and keeps away from the leaf spring 310 and the roof 4 fixed connection of bottom plate 11, and leaf spring 310 sets up the use, can further play the shock attenuation cushioning effect.

Further, the adjusting mechanism 1 comprises a bottom plate 11, one side of the bottom plate 11 close to the connecting plate 2 is provided with a multi-stage telescopic rod 12 which is symmetrically arranged, one end of the multi-stage telescopic rod 12 is provided with a vertical block 13, the vertical block 13 is rotatably inserted with a stud 14, the stud 14 is sleeved with two groups of transverse plates 15 in a threaded manner, two ends of each transverse plate 15 are fixedly provided with connecting blocks 16, the connecting blocks 16 are rotatably provided with symmetrically arranged rotating plates 17, one end of each rotating plate 17 far away from the top plate 4 is rotatably connected with the bottom plate 11, one end of each rotating plate 17 near the top plate 4 is rotatably connected with the connecting plate 2, four corners of one side of the bottom plate 11 close to the connecting plate 2 are fixedly provided with sleeves 18, the sleeves 18 are slidably inserted in the sleeves 18, one end of each sleeve 19 far away from the bottom plate 11 is fixedly connected with the connecting plate 2, and the sleeves 18 are matched with the sleeve 19, the connection stability between the bottom plate 11 and the connecting plate 2 is effectively improved, one end of the stud bolt 14 is fixedly provided with a rotating wheel 110, a rocker 111 is inserted on the rotating wheel 110 in a rotating manner, and a user can rotate the rocker 111, so that the stud bolt 14 is driven to rotate through the rotating wheel 110.

Further, the both sides of bottom plate 11 all fixed mounting have the side piece 112 of symmetric distribution, run through on the side piece 112 and seted up perforation 113, use through the cooperation of side piece 112 with perforation 113, provide convenience for the fixed mounting of bottom plate 11.

The working principle is as follows: when in use, the bottom plate 11 can be quickly fixed through the matching use of the bolts, the side blocks 112 and the through holes 113, then the height of the single-stage double suction centrifugal pump body 5 can be adjusted according to the actual use requirement, the rocker 111 can be rotated at the moment, so that the stud 14 is driven to rotate through the rotating wheel 110, thereby driving the two sets of transverse plates 15 to move in opposite directions and further driving the corresponding connecting blocks 16 to move in opposite directions, at the moment, the corresponding two sets of rotating plates 17 change from an inclined state to a vertical state, thereby pushing the connecting plate 2 to move upwards, thereby achieving the purpose of adjusting the height of the single-stage double-suction centrifugal pump body 5, and the multi-stage telescopic rods 12 are stretched during the process, therefore, the normal movement of the stud 14 can be guaranteed, and when the single-stage double suction centrifugal pump body 5 moves to a proper height, the rocker 111 can be loosened, and the single-stage double suction centrifugal pump body 5 is connected and put into use;

during the use, single-stage double suction centrifugal pump body 5 will produce vibrations, thereby will drive roof 4 to the one side that is close to connecting plate 2 and remove, and then extrude leaf spring 310 and drive montant 36 and spacing dish 37 through rack 35 and remove, thereby extrude first spring 38 and tensile second spring 39, meanwhile, rack 35 will drive gear 33 and rotate, thereby twist reverse torsion spring 34, and then with the help of leaf spring 310, the elasticity of first spring 38 and second spring 39 and the torsion of torsion spring 34, can effectively reduce the connecting plate 2 and to the produced reaction force of single-stage double suction centrifugal pump body 5, thereby play good protection to single-stage double suction centrifugal pump body 5, avoid single-stage double suction centrifugal pump body 5 to appear damaging because of vibrations, and then prolonged the life of single-stage double suction centrifugal pump body 5.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a single-stage double suction centrifugal pump with adjust formula base structure, includes adjustment mechanism (1), its characterized in that: a connecting plate (2) is arranged on the adjusting mechanism (1), a damping mechanism (3) is arranged on the connecting plate (2), a top plate (4) is arranged on the damping mechanism (3), and a single-stage double-suction centrifugal pump body (5) is fixedly arranged on one side, far away from the connecting plate (2), of the top plate (4);

the damping mechanism (3) comprises a vertical plate (31), the vertical plate (31) is fixedly installed on the connecting plate (2), a rotating shaft (32) is inserted between every two adjacent vertical plates (31), a gear (33) is fixedly sleeved on the outer side of the rotating shaft (32), torsion springs (34) are arranged on two sides of the gear (33), the rotating shaft (32) is movably sleeved with the torsion springs (34), the back ends of the torsion springs (34) are fixedly connected with the vertical plates (31), racks (35) are meshed and connected with the outer sides of the gears (33), one ends of the racks (35) are fixedly connected with the top plate (4), vertical rods (36) are fixedly installed at the other ends of the racks (35), the vertical rods (36) penetrate through the connecting plate (2) in a sliding mode and are provided with limiting discs (37) at the tail ends of the vertical rods, first springs (38) and second springs (39) are movably sleeved on the vertical rods (36), the two ends of the first spring (38) are respectively fixedly connected with the rack (35) and the connecting plate (2), and the two ends of the second spring (39) are respectively fixedly connected with the connecting plate (2) and the limiting disc (37).

2. A single stage, double suction centrifugal pump with adjustable base construction as recited in claim 1, it is characterized in that the adjusting mechanism (1) comprises a bottom plate (11), one side of the bottom plate (11) close to the connecting plate (2) is provided with symmetrically arranged multi-stage telescopic rods (12), one end of the multi-stage telescopic rod (12) is provided with a vertical block (13), a stud (14) is rotatably inserted on the vertical block (13), two groups of transverse plates (15) are sleeved on the stud (14) in a threaded manner, connecting blocks (16) are fixedly arranged at two ends of the transverse plates (15), the connecting block (16) is provided with a rotating plate (17) which is symmetrically arranged in a rotating manner, and is far away from one end of the rotating plate (17) of the top plate (4) is rotatably connected with the bottom plate (11) and is close to one end of the rotating plate (17) of the top plate (4) and the connecting plate (2).

3. A single-stage double-suction centrifugal pump with an adjustable base structure as claimed in claim 2, wherein a sleeve (18) is fixedly installed at the four corners of one side of the base plate (11) close to the connecting plate (2), a loop bar (19) is slidably inserted in the sleeve (18), and one end of the loop bar (19) far away from the base plate (11) is fixedly connected with the connecting plate (2).

4. The single-stage double-suction centrifugal pump with the adjustable base structure as claimed in claim 2, wherein a rotating wheel (110) is fixedly mounted at one end of the stud bolt (14), and a rocker (111) is rotatably inserted on the rotating wheel (110).

5. The single-stage double-suction centrifugal pump with the adjustable base structure as claimed in claim 2, wherein symmetrically distributed side blocks (112) are fixedly installed on both sides of the bottom plate (11), and through holes (113) are formed in the side blocks (112) in a penetrating manner.

6. The single-stage double-suction centrifugal pump with the adjustable base structure as claimed in claim 1, wherein the connecting plate (2) is provided with symmetrically arranged through holes (21) through which the vertical rods (36) are slidably inserted.

7. A single stage, double suction centrifugal pump with adjustable base construction according to claim 1, characterized in that the side of the connection plate (2) remote from the bottom plate (11) is provided with two sets of symmetrically arranged leaf springs (310), and the leaf springs (310) remote from the bottom plate (11) are fixedly connected to the top plate (4).

8. A single-stage double-suction centrifugal pump with an adjustable base structure as claimed in claim 1, wherein a side of the top plate (4) away from the connecting plate (2) is provided with a first supporting block (41) and a second supporting block (42) which are used in cooperation, and the single-stage double-suction centrifugal pump body (5) is fixedly clamped on the first supporting block (41) and the second supporting block (42).