TWI796830B - Pump body of vertical pump - Google Patents

Abstract

The present invention relates to a pump body of a vertical pump, which comprises a base, the base is formed with a plurality of lower fixing parts; a plurality of deflector groups, each deflector group is arranged on the base in a stacked manner; a water body, its A drain hole and at least one upper fixing part are formed, the drain hole runs through the wall of the water machine, the upper fixing part ring protrudes from the outer wall of the water body, the water body is arranged on the deflector group, the base and the water machine It is made of engineering plastic; there are multiple fixing rods, one end of each fixing rod is fixed on the lower fixing part, and the other end of each fixing rod is fixed on the upper fixing part; by combining the water body and the base with fixing rods, To improve the strength of the overall structure, the drain hole of the water body is used to discharge the condensed water in the water body, so as to prevent internal water accumulation and increase the service life of parts and motors.

Description

Pump body of vertical pump

The invention relates to a pump, especially a pump body of a vertical pump.

The vertical pump in the prior art is shown in Figure 7. The main structure of the pump body includes a base 90, a plurality of filter screens 91, a plurality of deflector sets 92, a water body 93, a shaft 94, and a plurality of impellers 95. And plural fixed plates 96, the base 90 has a container, the bottom surface and the wall of the container run through a plurality of water inlet holes 97, each filter screen 91 is fixed in the container and covers each water inlet 97, each deflector group 92 Contains a housing 98 and a plurality of deflectors 99, each deflector 99 protrudes inside the housing 98, each deflector group 92 is stacked from the base 90 in a stacked manner, and the water body 93 is arranged on the uppermost guide The top surface of the flow plate group 92, and the water body 93 has a water outlet pipe and a plurality of fixed parts, and each fixed part is protruded on the outer wall surface of the water body 93 at intervals, and one end of the shaft rod 94 is passed through the water body 93 and Each deflector group 92, each impeller 95 is fixed on the shaft rod 94 and each impeller 95 is located in each housing 98, one end of each fixing plate 96 is hooked and fixed on the base 90, the other end of each fixing plate 96 Locked on the fixed portion of the water body 93, so that each deflector group 92 is interposed and fixed between the base 90 and the water body 93, and a motor (not shown in the drawing) is connected to the other end of the shaft rod 94 , when the motor starts and the shaft rod 94 rotates, water can be sucked in from the water inlet hole 97, and discharged from the water outlet pipe to achieve the effect of pumping water.

However, the pump body of the aforesaid vertical pump has the following disadvantages. First, because the water body 93 and the base 90 only sandwich and fix each deflector group 92 by the fixing plate 96, the pump will be used for a long time and at a high speed. Violent vibration will be generated under the operation of the pump, and it is easy to make the hook of the fixing plate 96 on one end of the base 90 loose; second, because the pump is installed in the water tank for a long time, condensed water is easy to accumulate inside the water body 93 Makes the overall internal space more humid, and the humid environment can easily lead to internal parts and motors The condition of rust will further affect the service life; third, the pump body structure is mainly made of metal materials, so the process of mold opening and casting is required in the production process, and the industrial pollution such as waste gas produced is not environmentally friendly; fourth, Because the whole is made of metal, it is heavy, difficult to carry and install, and increases production costs; fifth, the filter screen 91 is directly welded to the base 90, and when the filter screen 91 needs to be replaced, it needs to be replaced together with the base 90, increasing the use cost; therefore, the pump body of the vertical pump in the prior art has the aforementioned problems and shortcomings in its overall structure, and it really needs to be improved.

In view of the deficiencies in the prior art, the present invention provides a pump body of a vertical pump, which is fixed by combining the water body and the base with a plurality of fixing rods, and forming a drain hole in the water body to discharge the internal water , to achieve the purpose of improving the overall structural strength and increasing the service life.

In order to achieve the above-mentioned purpose of the invention, the technical means adopted in the present invention is to design a pump body of a vertical pump, which includes: a base, which includes a base and a plurality of lower fixing parts, the base has a ring wall and is formed around An inner space and an upper opening connected with the inner space and a plurality of side water inlets, each of the side water inlets runs through the ring wall of the base body, and each of the lower fixing parts is protruded on the outer side of the ring wall at intervals, the The seat body is made of engineering plastic; a plurality of guide plate groups, each of which includes a housing and a plurality of guide vanes, the housing is a ring-shaped tank and has a groove bottom, and a groove runs through the groove bottom The outer surface of the bottom of the groove has a bottom surface, each deflector plate is protruded from the bottom surface, each of the deflector plate groups is arranged on the base body in a stacked manner and covers the upper opening; a water body, which includes A body, a water outlet pipe, a flange, a plurality of locking pieces and a drain plug, the body is formed with an upper machine slot, a lower machine slot, a shaft hole, a drain hole and at least one upper fixing part, the upper machine slot and the lower machine groove are respectively recessed on the upper and lower opposite sides of the body, and the shaft hole runs through the upper machine groove and the lower machine trough, the drain hole runs through the wall of the body and communicates with the upper machine trough, the upper fixing part ring protrudes from the outer wall of the machine body, one end of the outlet pipe communicates with the lower machine trough, the The other end of the water outlet pipe passes through the body and forms a connecting part. The connecting part is formed with a plurality of connecting screw holes. The flange runs through a connecting hole and a plurality of perforations. The connecting hole communicates with the water outlet pipe. The position corresponds to the position of each of the connecting screw holes, each of the locking pieces passes through each of the perforations and is locked in each of the connecting screw holes, the body and the outlet pipe are made of engineering plastics, and the flange is made of metal , the drain plug runs through a plug hole, a filter element is arranged at the plug hole position, the drain plug is pierced through the drain hole, and the plug hole communicates with the upper machine tank; a shaft, one end of which is pierced through The shaft hole and each of the slot holes; a plurality of impellers, which are fixed at intervals on the shaft and are respectively located in each of the housings; a plurality of fixed rods, one end of each fixed rod is fixed to each of the lower fixed parts, each The other end of the fixing rod is fixed on the upper fixing part.

Further, the pump body of the vertical pump further includes a filter screen on one side, and an inner ring convex portion and a positioning portion are protruded on the inner side of the ring wall surface of the base body, and the inner ring convex portion An inner ring surface and an inner ring groove are formed on the top side. The inner ring groove surrounds the inner ring surface and is adjacent to the ring wall surface. The positioning part is protruded on the inner ring surface. One side of the side filter screen The edge protrudes into the inner ring groove, and the two ends of the side filter mesh are attached to the positioning portion.

Furthermore, in the pump body of the vertical pump, the upper machine tank has a machine tank bottom, and the machine tank bottom is recessed to form a drain, and the drain communicates with the drain hole.

Furthermore, in the pump body of the vertical pump, the body is further formed with a water return hole, and the water return hole penetrates the wall of the lower tank and communicates with the shaft hole.

Further, in the pump body of the vertical pump, the upper fixing part is concavely formed with a plurality of upper fixing grooves at intervals, each of the upper fixing grooves passes through an upper fixing hole, and each of the upper fixing grooves is a polygonal groove. body, each of the lower fixing parts runs through a lower fixing hole, the two ends of each of the fixing rods are respectively formed with external threads, and one end of each of the fixing rods passes through the upper fixing hole and is combined with an upper nut The upper nut is arranged in the upper fixing groove, and the other end of each fixing rod is passed through each lower fixing hole and is combined and fixed with the lower nut.

The advantage of the present invention is that by combining and fixing the water body and the base with a plurality of fixing rods, each deflector group can be firmly sandwiched and fixed in it, so as to achieve the effect of increasing the overall structural strength, and the water body forms There is a drain hole to discharge the condensed water formed by water vapor in the water body to the outside of the water body, so as to prevent internal water accumulation and increase the service life of parts and motors; the overall material of the pump body is engineering plastics, so compared with The vertical pump made of metal material in the prior art has the advantages of light weight, low cost, low pollution in the processing process, corrosion resistance and no rust.

10: base

11: seat body

111: ring wall

112: upper opening

113: Lower water inlet

114: side water inlet

12: Convex part of inner ring

121: Inner ring surface

122: Inner ring screw hole

123: inner ring groove

13: Positioning Department

14: Lower fixed part

141: Bottom fixing hole

20: filter screen

21: lower filter

22: Side filter

30: deflector group

31: Shell

311: tank bottom

312: slot

313: Bottom

32: deflector

40: water fuselage

41: Body

411: upper slot

4111: machine tank bottom

412: lower slot

413: shaft hole

414: drain hole

415: backwater hole

416: upper fixed part

417: drain ditch

418: upper fixing hole

419: upper fixing slot

42: Outlet pipe

421: connection part

422: connecting screw hole

43: Flange

431: Connecting hole

432: perforation

433: lock piece

44: drain plug

441: plug hole

442: filter element

50: Shaft

60: impeller

70: fixed rod

71: Bottom nut

72: Upper nut

90: base

91: filter screen

92: deflector group

93: water fuselage

94: Shaft

95: impeller

96: Fixed plate

97: water inlet hole

98: Shell

99: deflector

Fig. 1 is the perspective view of the present invention.

Fig. 2 is another perspective view of the present invention.

Fig. 3 is an exploded view of the main components of the present invention.

Fig. 4 is the top view of the present invention.

Fig. 5 is a partial sectional view of the present invention.

Fig. 6 is another partial sectional view of the present invention.

Fig. 7 is a partial sectional view of the prior art.

The technical means adopted by the present invention to achieve the predetermined invention objectives are further described below in conjunction with the drawings and preferred embodiments of the present invention.

1 and 3, the pump body of the vertical pump of the present invention includes a base 10, a plurality of filter screens 20, a plurality of deflector sets 30, a water body 40, a shaft 50, a plurality of The impeller 60 and a plurality of fixed rods 70 .

Please refer to Fig. 2, Fig. 3 and Fig. 6, the base 10 includes a seat body 11, an inner ring convex portion 12, a positioning portion 13 and a plurality of lower fixing portions 14, the seat body 11 has a ring wall surface 111 and forms an inner Space and an upper opening 112, a lower water inlet 113, and a plurality of side water inlets 114 that communicate with the inner space, each side water inlet 114 runs through the ring wall surface 111 and is located between the upper opening 112 and the lower water inlet 113; the inner ring convex portion 12 rings protrude from the ring wall surface 111 inside the seat body 11 and are adjacent to the lower water inlet 113. An inner ring surface 121, a plurality of inner ring screw holes 122 and an inner ring groove 123 are formed on the top side of the inner ring protrusion 12. Ring screw holes 122 run through the inner ring surface 121 at intervals, and the inner ring groove 123 surrounds the inner ring surface 121 and is adjacent to the inner wall; The inner ring surface 121 of the part 12, but the shape is not limited thereto; each lower fixing part 14 is protruded on the outer ring wall surface 111 at intervals, and each lower fixing part 14 is penetrated with a lower fixing hole 141, and the base 10 is integrally formed and It is made of engineering plastic, but not limited thereto.

Each filter screen 20 is a sheet with a plurality of grids. In this embodiment, it has a lower filter screen 21 and a side filter screen 22. The lower filter screen 21 is covered on the lower water inlet 113 and is connected with a plurality of screws (in the drawing). (not shown) is fixed in the screw hole 122 of the inner ring, the side filter screen 22 is a rectangular piece, and the side filter screen 22 stretches into the inner ring groove 123 with the long side of one side, and the two sides of the side filter screen 22 The end edge is attached to the positioning part 13 to prevent sliding, and the side filter screen 22 is set on each side water inlet 114, but it is not limited to this, and the form of the filter screen 20 can also be set without the filter screen 20 or can be made according to the user's needs. Change.

Each deflector group 30 includes a housing 31 and a plurality of deflectors 32, the housing 31 is an annular groove body and has a groove bottom 311, the groove bottom 311 runs through a slot hole 312, and the outer surface of the groove bottom 311 has A bottom surface 313, each deflector 32 protrudes from the bottom surface 313, each deflector group 30 is arranged in a stacked manner, and the bottom deflector group 30 is arranged on the base 11 and covers the upper opening 112, the deflector The structure of group 30 is prior art, so it will not be described in detail.

Please refer to Fig. 1, Fig. 3 to Fig. 5, the water body 40 includes a body 41, a water outlet pipe 42, a flange 43 and a drain plug 44, the body 41 is an annular body and forms an upper machine groove 411 , a lower machine slot 412, a shaft hole 413, a drain hole 414, a water return hole 415 and at least one upper fixing part 416, the upper machine slot 411 and the lower machine slot 412 are respectively recessed in the upper and lower parts of the water body 40 Opposite the two sides, the shaft hole 413 runs through the upper machine slot 411 and the lower machine slot 412, and the drain hole 414 runs through the wall of the machine body 41 and communicates with the upper machine slot 411. In this embodiment, the upper machine slot 411 has a machine slot Bottom 4111, machine tank bottom 4111 is concave to form a drainage ditch 417, and the drainage ditch 417 is connected with the drainage hole 414, but it is not limited to this, and the drainage groove 417 may not be formed, and the return hole 415 runs through the lower machine The wall surface of the groove 412 is connected with the shaft hole 413. The upper fixing part 416 ring protrudes from the outer wall surface of the body 41. The upper fixing part 416 is recessed at intervals to form a plurality of upper fixing grooves 419. Each upper fixing groove 419 runs through an upper fixing groove. The hole 418 and the upper fixing groove 419 are hexagonal grooves, but it is not limited thereto. The upper fixing part 416 can also be a plurality of protrusions and each upper fixing part 416 runs through an upper fixing hole 418 and an upper fixing groove 419. It can also be a polygonal tank body, and the notch of the lower machine tank 411 of the body 41 fits with the periphery of the upper opening 112 of the uppermost deflector group 30 .

One end of the water outlet pipe 42 is connected to the lower machine tank 412, and the other end of the water outlet pipe 42 passes through the wall of the upper machine tank 411 to form a connecting part 421. The connecting part 421 is pierced with a plurality of connecting screw holes 422, and the flange 43 is shaped correspondingly. In the sheet body of the connecting part 421, a connecting hole 431 and a plurality of through holes 432 pass through it, and the plurality of locking pieces 433 pass through the through holes 432 to lock each connecting screw hole 422, and the connecting hole 431 communicates with the outlet pipe 42. The aforementioned body 41 and the outlet pipe 42 are integrally formed of engineering plastics, and the flange 43 is made of metal, but not limited thereto.

The drain plug 44 is a block whose shape corresponds to the drain hole 414, and it runs through a plug hole 441. The drain plug 44 is provided with a filter element 442 adjacent to the plug hole 441. The filter element 442 can be a water filter or other The element for filtering the water source, the drain plug 44 is pierced through the drain hole 414, and the plug hole 441 communicates with the upper machine tank 411.

One end of the shaft 50 is rotatably installed in the shaft hole 413 and each slot 312, the other end of the shaft 50 is passed out of the water body 40, and the impellers 60 are fixed on the shaft 50 at intervals and are respectively located in the guides. Inside the housing 31 of the plate assembly 30, the shaft 50 and the impeller 60 are standard components of the prior art, and the detailed structure thereof will not be repeated.

The two ends of each fixing rod 70 are respectively formed with external threads, and one end of each fixing rod 70 passes through the lower fixing hole 141 of the lower fixing part 14 and is combined and fixed with the lower nut 71, and the other end of each fixing rod 70 is passed through. The upper fixing hole 418 of the upper fixing part 416 is combined and fixed with an upper nut 72 located in the upper fixing groove 419. The base 10 and the water body 40 clamp each deflector group 30 by each fixing rod 70. fixed in it.

When the present invention is in use, please refer to Fig. 3, Fig. 5 and shown in Fig. 6, the other end of shaft rod 50 is connected with a motor (not shown in the drawing), and the flange 43 of water body 40 is connected with an external water pipe (shown in the drawing). (not shown), put the base 10 into the water, drive the shaft 50 to rotate by the motor, and the impellers 60 on the shaft 50 rotate synchronously, so that water enters and flows through the lower water inlet 113 and the side water inlet 114 Each deflector group 30 is discharged from the outlet pipe 42 of the water body 40 to the external water pipe. The pump body of the present invention can be firmly fixed by combining the water body 40 and the base 10 with a plurality of fixing rods 70. Each deflector group 30 is sandwiched and fixed therein to achieve the effect of increasing the overall structural strength, and the water body 40 is formed with a drain hole 414 for draining the condensed water formed by water vapor in the water body 40. 40 outside the body to prevent internal water accumulation and increase the service life of parts and motors; the overall material of the pump body is engineering plastics, so compared with the vertical pump made of metal in the prior art, it has light weight, low cost, and easy processing The advantages of low pollution in the process, corrosion resistance and no rust.

In the foregoing process, since the drain hole 414 is provided with a drain plug 44 and the drain plug 44 is provided with a filter element 442 , the effect of filtering the water discharged from the drain hole 414 can be achieved.

In the aforementioned process, because the upper fixing groove 419 of the upper fixing part 416 is a hexagonal groove body, and the upper nut 72 is a hexagonal nut, so when the upper nut 72 is arranged in the upper fixing groove 419, it can Avoid the situation that the upper nut 72 is rotated and loosened due to vibration.

In the foregoing process, since the connecting portion 421 of the water outlet pipe 42 is further provided with a flange 43, the structural strength of the connecting portion 421 of the water outlet pipe 42 can be enhanced.

In the aforementioned process, due to the water return hole 415, the water leaked between the shaft rod 50 and the water body 40 can be discharged to prevent internal water accumulation.

In the aforementioned process, since the side filter 22 is sandwiched and fixed between the inner ring groove 123 of the base 10 and the deflector set 30, when the side filter 22 needs to be replaced, it can be pulled out directly for replacement, which is convenient and cost-saving effects.

The above description is only a preferred embodiment of this creation, and does not impose any formal restrictions on this creation. Although this creation has been disclosed as above with a preferred embodiment, it is not used to limit this creation. Anyone in the technical field has Ordinary knowledgeable persons, without departing from the scope of this creative technical solution, may use the technical content disclosed above to make some changes or modifications as equivalent embodiments of equivalent changes, but any content that does not deviate from this creative technical solution, according to this Any simple modifications, equivalent changes and modifications made to the above embodiments by the technical essence of the creation still belong to the scope of the technical solution of the creation.

10: Base

11: seat body

111: ring wall

114: side water inlet

14: Lower fixed part

141: Bottom fixing hole

20: filter screen

30: deflector group

40: water fuselage

41: body

411: upper slot

413: shaft hole

416: upper fixed part

419: upper fixing slot

421: connection part

43: Flange

431: Connecting hole

432: perforation

433: lock piece

50: Shaft

70: fixed rod

Claims (5)

A pump body of a vertical pump, which includes: a base, which includes a base body and a plurality of lower fixing parts, the base body has a ring wall surface and surrounds an inner space and an upper opening communicated with the inner space and a plurality of Side water inlets, each side water inlet runs through the ring wall of the seat body, each of the lower fixing parts is protruded on the outer side of the ring wall at intervals, the seat body is made of engineering plastic material; multiple deflector groups, each of the The deflector group includes a housing and a plurality of deflectors. The housing is an annular tank and has a groove bottom. A slot hole runs through the groove bottom. The outer surface of the groove bottom has a bottom surface. Each deflector It is protruded on the bottom surface, and each of the deflector groups is stacked on the base body and covers the upper opening; a water body, which includes a body, a water outlet pipe, a flange, a plurality of locking pieces and a Drain plug, the body is formed with an upper machine slot, a lower machine slot, a shaft hole, a drain hole and at least one upper fixing part, the upper machine slot and the lower machine slot are respectively recessed in the upper and lower parts of the body On two sides, the shaft hole runs through the upper machine tank and the lower machine tank, the drain hole runs through the wall of the machine body and communicates with the upper machine tank, the upper fixing part ring protrudes from the outer wall of the machine body, and the outlet One end of the water pipe communicates with the lower machine tank, and the other end of the water outlet pipe passes through the machine body to form a connecting part. The connecting part is formed with a plurality of connecting screw holes, and the flange runs through a connecting hole and a plurality of through holes. The water outlet pipes are connected, and the positions of the perforations correspond to the positions of the connecting screw holes. Each of the locking pieces passes through each of the perforating holes and is locked in each of the connecting screw holes. The body and the water outlet pipe are The flange is made of engineering plastic, the flange is made of metal, the drain plug runs through a plug hole, and a filter element is arranged at the plug hole, the drain plug is passed through the drain hole, and the plug hole is connected with the upper machine tank through; a shaft, one end of which is passed through the shaft hole and each of the slots; a plurality of impellers, whose intervals are fixed on the shaft and are respectively located in each of the housings; a plurality of fixed rods, one end of each fixed rod is fixed In each of the lower fixing parts, the other end of each of the fixing rods is fixed to the upper fixing part. The pump body of the vertical pump as described in claim 1, which further includes a filter screen on one side, an inner ring convex part and a positioning part protruding from the inner side of the ring wall surface of the base body, and the inner ring convex part An inner ring surface and an inner ring groove are formed on the top side. The inner ring groove surrounds the inner ring surface and is adjacent to the ring wall surface. The positioning part is protruded on the inner ring surface. One side of the side filter screen The edge protrudes into the inner ring groove, and the two ends of the side filter screen are attached to the positioning part. The pump body of the vertical pump according to claim 1 or 2, wherein the upper machine tank has a machine tank bottom, and the machine tank bottom is concaved to form a drain, and the drain ditch is connected to the drain hole Pass. The pump body of the vertical pump according to claim 3, wherein the body is further formed with a return hole, and the return hole passes through the wall of the lower tank and communicates with the shaft hole. The pump body of the vertical pump as described in Claim 4, wherein the upper fixing part is recessed at intervals to form a plurality of upper fixing grooves, each of the upper fixing grooves passes through an upper fixing hole, and each of the upper fixing grooves is a polygonal groove body, each of the lower fixing parts is penetrated with a lower fixing hole, and the two ends of each of the fixing rods are respectively formed with external threads, and one end of each of the fixing rods is pierced with the upper fixing hole and is combined and fixed with an upper nut , the upper nut is arranged in the upper fixing groove, and the other end of each of the fixing rods passes through each of the lower fixing holes and is combined and fixed with the lower nut.

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