CN210565372U

CN210565372U - Double-suction pump stable in installation

Info

Publication number: CN210565372U
Application number: CN201921350676.8U
Authority: CN
Inventors: 李开兵; 向锐; 王敏
Original assignee: Sanlian Pump Industry Co Ltd
Current assignee: Sanlian Pump Industry Co Ltd
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2020-05-19
Anticipated expiration: 2029-08-19

Abstract

The utility model discloses a stably-installed double-suction pump, which comprises an installation base, a supporting plate, a buffering and damping device, a fixing device, a protective cover and a double-suction pump, wherein the supporting plate is arranged on the installation base through the buffering and damping device, the buffering and damping device comprises a damper, an installation groove, a supporting rod, a telescopic rod, a spring, a pulley and a connecting shaft, the damper is respectively arranged at four corners of the installation base and the supporting plate, the installation groove is respectively and correspondingly arranged between the dampers of the installation base and the supporting plate, the middle of the supporting rod is connected through the connecting shaft, the two ends of the supporting rod are respectively provided with the pulley, the pulley is, the pulley is connected with the telescopic link in the pivot, and the telescopic link is fixed in mounting groove one side, and the cover is equipped with the spring on the telescopic link, is provided with the supporting shoe in the backup pad, is provided with the double entry pump through fixing device on the supporting shoe, is provided with the protection casing in the backup pad. The utility model discloses simple to operate is stable, and provides the dampproofing effect of buffering shock attenuation, and the practicality is strong.

Description

Double-suction pump stable in installation

Technical Field

The utility model relates to a stable double entry pump of installation belongs to double entry pump equipment technical field.

Background

The double suction pump is an important form of the centrifugal pump, and is widely applied to engineering due to the characteristics of high lift, large flow and the like. This pump type impeller is actually made up of two back-to-back impellers, the water flow from the impellers merging into a volute. The double suction pump has the following characteristics: the single-suction impeller with the same diameter works simultaneously, and the flow can be doubled under the same impeller outer diameter; the pump shell is horizontally opened, so that the inspection and the maintenance are convenient, and meanwhile, the inlet and the outlet of the double-suction pump are in the same direction and are vertical to the pump shaft, so that the arrangement and the installation of the pump and the water inlet and outlet pipes are facilitated; the impeller structure of the double suction pump is symmetrical, no axial force exists, and the operation is stable.

Most of the existing double suction pumps are simply fixed at a position, and large vibration is caused once the double suction pumps are installed unstably, so that the working of blades inside the double suction pumps is influenced, the blades are possibly damaged, and the double suction pumps with stable installation are designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stable double entry pump of installation to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a stably-installed double-suction pump comprises an installation base, a support plate, a buffering and damping device, a fixing device, a protective cover and a double-suction pump, wherein the support plate is arranged on the installation base through the buffering and damping device, the buffering and damping device comprises a damper, an installation groove, a support rod, a telescopic rod, a spring, a pulley and a connecting shaft, the damper is respectively arranged at four corners of the installation base and the support plate, the installation groove is respectively and correspondingly arranged between the damper of the installation base and the damper of the support plate, the middle of the support rod is connected through the connecting shaft, two ends of the support rod are respectively provided with the pulley, the pulley is arranged in the installation groove, the telescopic rod is connected on a rotating shaft of the pulley and is fixed at one side of the installation groove, the spring is sleeved on the telescopic rod, the support plate is, the supporting plate is provided with a protective cover.

Preferably, the two sides of the mounting base are symmetrically provided with fixing blocks, and the fixing blocks are provided with fixing bolts.

Preferably, the fixing device comprises fixing rods, fixing grooves and fixing buckles, the fixing rods are symmetrically arranged at four corners of the supporting block respectively, the fixing rods penetrate through fixing screw holes in the base of the double-suction pump, the fixing grooves are symmetrically arranged on two sides of the fixing rods, clamping lines are arranged in the fixing grooves, and the fixing buckles are fixed on the fixing rods and limit the base of the double-suction pump.

Preferably, fixed knot includes briquetting, spring, buckle, spout and card strip, the briquetting passes through the spring mounting on the buckle, all be provided with the through-hole on briquetting and the buckle, the size of through-hole and the diameter of spring agree with the dead lever mutually, buckle bilateral symmetry is provided with the spout, be provided with the card strip through the spring in the spout, the card strip agrees with each other with the card line in the fixed slot.

Preferably, be provided with the pipe window on the protection casing, be provided with a plurality of elastic webbing on the pipe window, be provided with dry box on the protection casing inner wall.

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

the utility model relates to a stable double entry pump of installation can offset vibrations each other through attenuator and the spring among the buffering damping device who sets up to alleviate the vibrations that double entry pump received, guarantee the normal steady operation of double entry pump.

The utility model discloses the fixing device who sets up conveniently fixes the double entry pump on the supporting shoe, and has good stability, guarantees the stable work of double entry pump, does not receive external influence.

The utility model discloses the protection casing and the dry box that set up can guarantee that double suction pump is in dry environment, prolongs the life of double suction pump, the utility model discloses simple structure, convenient operation, the practicality is strong.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the fixing device of the present invention;

FIG. 3 is a schematic view of the damping device of the present invention;

in the figure: 1. installing a base; 2. a support plate; 3. a buffer damping device; 4. a fixing device; 5. a protective cover; 6. a double suction pump; 7. a damper; 8. mounting grooves; 9. a support bar; 10. a telescopic rod; 11. a spring; 12. a pulley; 13. a connecting shaft; 14. a rotating shaft; 15. a support block; 16. a fixed block; 17. fixing the bolt; 18. fixing the rod; 19. fixing grooves; 20. a fixing buckle; 21. a base; 22. fixing screw holes; 23. blocking lines; 24. briquetting; 25. buckling; 26. a chute; 27. clamping the strip; 28. a through hole; 29. a tube window; 30. an elastic band; 31. and (7) drying the box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a double-suction pump with stable installation comprises an installation base 1, a support plate 2, a buffering and damping device 3, a fixing device 4, a protective cover 5 and a double-suction pump 6, wherein the support plate 2 is arranged on the installation base 1 through the buffering and damping device 3, the buffering and damping device 3 comprises a damper 7, an installation groove 8, a support rod 9, a telescopic rod 10, a spring 11, a pulley 12 and a connecting shaft 13, the damper 7 is respectively arranged at four corners of the installation base 1 and the support plate 2, the installation groove 8 is respectively and correspondingly arranged between the damper 7 of the installation base 1 and the damper 7 of the support plate 2, the middle of the support rod 9 is connected through the connecting shaft 13, the pulleys 12 are respectively arranged at two ends of the support rod 9, the pulley 12 is installed in the installation groove 8, the telescopic rod 10 is connected to a rotating shaft 14 of the pulley 12, the telescopic rod 10 is fixed at one side of, the support plate 2 is provided with a support block 15, the support block 15 is provided with a double suction pump 6 through a fixing device 4, and the support plate 2 is provided with a protective cover 5.

Further, fixed blocks 16 are symmetrically arranged on two sides of the mounting base 1, and fixing bolts 17 are arranged on the fixed blocks 16.

Further, the fixing device 4 comprises fixing rods 18, fixing grooves 19 and fixing buckles 20, the fixing rods 18 are symmetrically arranged at four corners of the supporting block 15 respectively, the fixing rods 18 penetrate through fixing screw holes 22 in a base 21 of the double-suction pump 6, the fixing grooves 19 are symmetrically arranged on two sides of the fixing rods 18, clamping lines 23 are arranged in the fixing grooves 19, and the fixing buckles 20 are fixed on the fixing rods 18 and limit the base 21 of the double-suction pump 6.

Further, the fixing buckle 20 includes a pressing block 24, a spring 11, a buckle 25, a sliding groove 26 and a clamping strip 27, the pressing block 24 is mounted on the buckle 25 through the spring 11, through holes 28 are formed in the pressing block 24 and the buckle 25, the size of the through holes 28 and the diameter of the spring 11 are matched with the fixing rod 18, the sliding grooves 26 are symmetrically formed in two sides of the buckle 25, the clamping strip 27 is arranged in the sliding groove 26 through the spring 11, and the clamping strip 27 is matched with the clamping grains 23 in the fixing groove 19.

Further, be provided with pipe window 29 on the protection casing 5, be provided with a plurality of elastic webbing 30 on the pipe window 29, be provided with dry box 31 on the protection casing 5 inner wall.

The working principle is as follows: the utility model relates to a stably-installed double suction pump, when in use, the installation base 1 is fixed at a proper position through a fixing block 16 and a fixing bolt 17 at two sides, then the protection cover 5 is opened, a fixing screw hole 22 on a base 21 of the double suction pump 6 is aligned with a fixing rod 18 and passes through the fixing rod 18 to be placed on a supporting block 15, a fixing buckle 20 passes through the fixing rod 18, a buckle 25 is pressed downwards until a spring 11 between a pressing block 24 and the buckle 25 is difficult to deform, namely the double suction pump 6 is fixed on the supporting block 15, when in disassembly, a clamping strip 27 in a chute 26 on the buckle 25 is pulled out a certain distance to ensure that the clamping strip 27 is separated from a clamping line 23 in a fixing groove 19 on the fixing rod 18, the buckle 25 can be separated from the fixing rod 18, thereby the fixing buckle 20 is detached, after the double suction pump 6 is fixed, a pipeline extends out through a pipe window 29 on the protection cover 5, a set elastic belt 30 can prevent external moisture from entering, the moisture in the protection casing 5 can be absorbed to the dry box 31 of setting in protection casing 5, thereby provide dampproofing function, the buffering damping device 3 that sets up between installation base 1 and backup pad 2 is when receiving vibrations, telescopic link 10 and spring 11 in bracing piece 9 and the 12 extrusion mounting grooves 8 of pulley that set up make spring 11 compress, 7 effects of attenuator and spring 11 interact simultaneously, reduce spring 11's reaction force, thereby slow down vibrations, slow down the vibrations that double suction pump 6 received, guarantee double suction pump 6's stable normal work.

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 a stable double entry pump of installation which characterized in that: comprises an installation base (1), a support plate (2), a buffering and damping device (3), a fixing device (4), a protective cover (5) and a double-suction pump (6), wherein the support plate (2) is arranged on the installation base (1) through the buffering and damping device (3), the buffering and damping device (3) comprises a damper (7), an installation groove (8), a support rod (9), an expansion rod (10), a spring (11), a pulley (12) and a connecting shaft (13), the damper (7) is respectively arranged at four corners of the installation base (1) and the support plate (2), the installation groove (8) is respectively and correspondingly arranged between the damper (7) of the installation base (1) and the damper (7) of the support plate (2), the middle of the support rod (9) is connected through the connecting shaft (13), the pulleys (12) are respectively arranged at two ends of the support rod (9), the pulley (12) is installed in the installation groove (8), the pulley is characterized in that a telescopic rod (10) is connected to a rotating shaft (14) of the pulley (12), the telescopic rod (10) is fixed to one side of the mounting groove (8), a spring (11) is sleeved on the telescopic rod (10), a supporting block (15) is arranged on the supporting plate (2), a double-suction pump (6) is arranged on the supporting block (15) through a fixing device (4), and a protective cover (5) is arranged on the supporting plate (2).

2. A stable mounted double suction pump according to claim 1, wherein: the mounting base (1) is symmetrically provided with fixed blocks (16) on two sides, and the fixed blocks (16) are provided with fixing bolts (17).

3. A stable mounted double suction pump according to claim 1, wherein: the fixing device (4) comprises fixing rods (18), fixing grooves (19) and fixing buckles (20), wherein the fixing rods (18) are symmetrically arranged at four corners of the supporting block (15) respectively, the fixing rods (18) penetrate through fixing screw holes (22) in a base (21) of the double-suction pump (6), the fixing grooves (19) are symmetrically arranged on two sides of the fixing rods (18), clamping lines (23) are arranged in the fixing grooves (19), and the fixing buckles (20) are fixed on the fixing rods (18) and limit the base (21) of the double-suction pump (6).

4. A stable mounted double suction pump according to claim 3, wherein: fixed knot (20) are including briquetting (24), spring (11), buckle (25), spout (26) and card strip (27), install on buckle (25) briquetting (24) through spring (11), all be provided with through-hole (28) on briquetting (24) and buckle (25), the size of through-hole (28) and the diameter of spring (11) agree with mutually with dead lever (18), buckle (25) bilateral symmetry is provided with spout (26), be provided with card strip (27) through spring (11) in spout (26), card strip (27) agree with each other with card line (23) in fixed slot (19).

5. A stable mounted double suction pump according to claim 1, wherein: be provided with tub window (29) on protection casing (5), be provided with a plurality of elastic webbing (30) on tub window (29), be provided with drying box (31) on protection casing (5) inner wall.