CN216502234U

CN216502234U - Pump case foundry goods

Info

Publication number: CN216502234U
Application number: CN202122840536.2U
Authority: CN
Inventors: 金建东
Original assignee: Xianju Hongxing Machinery Casting Co ltd
Current assignee: Xianju Hongxing Machinery Casting Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-05-13
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a pump case casting, which comprises a lower module, an upper module and two side plates, wherein a barnacle assembly is arranged between the upper module and the lower module, connecting rods are arranged on two sides of the barnacle assembly, a positioning device is arranged on the upper module, a first arc block and a second arc block are arranged in an annular array in a staggered mode, a first connecting plate is fixedly connected to one side of the top of the first arc block, a second connecting plate is fixedly connected to one side of the top of the second arc block, worm grooves are formed in the lower module and the upper module, through grooves are formed in two sides of each worm groove, and grooves are formed in two sides of one opposite side of the lower module and the upper module. The utility model utilizes the matching use of the upper module, the lower module, the two side plates, the two connecting rods and the barnacle component, so that the upper module, the lower module, the two side plates, the two connecting rods and the barnacle component can form a pump shell inner cavity, a pump shell whole can be cast, and the barnacle component can be detached and separated, thereby facilitating the demoulding of the barnacle component.

Description

Pump case foundry goods

Technical Field

The utility model relates to the field of pump cases, in particular to a pump case casting.

Background

The function of the pump casing of the centrifugal pump and preparation before starting, seal the impeller in certain space, in order to suck and extrude the liquid by the function of the impeller, the pump casing is made into the volute casing shape mostly, so called volute casing, the casing of the pump casing includes the volute casing part, pipeline connecting part and flange mounting part, while casting, usually cast the volute casing part, pipeline connecting part and flange mounting part separately, then assemble together, will cause the situation that the part that it connects will leak gas and leak water easily, but cast the whole of the volute casing part, pipeline connecting part and flange mounting part to be inconvenient for demoulding of the module.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to provide a pump housing casting that solves the problems set forth above in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a pump shell casting comprises a lower module, an upper module and two side plates, wherein a barnacle assembly is arranged between the upper module and the lower module, connecting rods are arranged on two sides of the barnacle assembly, and a positioning device is arranged on the upper module;

the barnacle subassembly includes a plurality of first circular arc pieces and a plurality of second circular arc piece, and is a plurality of first circular arc piece and a plurality of second circular arc piece are the crisscross setting of annular array, the first connecting plate of one side fixedly connected with at first circular arc piece top, one side fixedly connected with second connecting plate at second circular arc piece top.

Preferably, the middle part of one side of the lower module, which is opposite to the upper module, is provided with a worm groove, the two sides of the worm groove are provided with through grooves, and the two sides of one side of the lower module, which is opposite to the upper module, are provided with grooves.

Preferably, the inner cavity of the groove is communicated with the inner cavity of the through groove, the middle part of the upper surface of the upper module is provided with a through hole, the two sides of the top of the upper module are provided with feed holes, the inner cavity of the feed holes is communicated with the inner cavity of the through groove, and the top of the inner cavity of the feed holes is sleeved with a feed hopper in a sliding manner.

Preferably, the first arc block and the second arc block are located in an inner cavity of the worm groove, the outer walls of the first connecting plate and the second connecting plate are in sliding clamping connection with the inner cavity of the through hole, the outer wall of the connecting rod is in sliding sleeve connection with the inner cavity of the through groove, and one end of the connecting rod is attached to the first arc block and the second arc block.

Preferably, the other end and the curb plate fixed connection of connecting rod, one side of curb plate is the rectangle array and is provided with four first fixing bolt, the curb plate passes through first fixing bolt and lower module and last module fixed connection, the top of going up the module is the rectangle array and is provided with second fixing bolt, go up the module and pass through second fixing bolt and lower module fixed connection.

Preferably, the positioning device comprises a limiting column, the limiting column is connected between the first connecting plates and the second connecting plates in a sliding mode, a positioning plate is fixedly connected to the top of the limiting column, and the positioning plate is located at the top between the first connecting plates and the second connecting plates.

Preferably, the top of locating plate fixedly connected with limiting plate, the both sides at limiting plate top are all slided to alternate and have cup jointed the third fixing bolt, the bottom and the last module screw thread of third fixing bolt outer wall alternate and cup joint.

The utility model has the technical effects and advantages that:

(1) the utility model utilizes the matching use of the upper module, the lower module, the two side plates, the two connecting rods and the barnacle component, so that the upper module, the lower module, the two side plates, the two connecting rods and the barnacle component can form an inner cavity of a pump shell, so that the whole pump shell can be cast, and the barnacle component can be detached and separated, thereby facilitating the demoulding of the barnacle component;

(2) according to the utility model, the arrangement mode of the positioning device is utilized, the positioning device comprises the limiting column, the positioning plate and the limiting plate, and the limiting column, the positioning plate and the limiting plate can limit the position of the barnacle component, so that the installation stability of the barnacle component is ensured, and the positioning plate and the limiting column can be lifted up and separated from each other by utilizing the limiting plate.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic view of a top view of the lower module of the present invention.

Fig. 3 is a schematic view of the top side structure of the barnacle assembly of the present invention.

FIG. 4 is a schematic side view of a first arc block according to the present invention.

In the figure: 1. a lower module; 2. an upper module; 3. a worm groove; 4. a through groove; 5. a groove; 6. a barnacle assembly; 61. a first arc block; 62. a second arc block; 63. a first connecting plate; 64. a second connecting plate; 7. a connecting rod; 8. a positioning device; 81. a limiting column; 82. positioning a plate; 83. a limiting plate; 84. a third fixing bolt; 9. a side plate; 10. a first fixing bolt; 11. a second fixing bolt; 12. a feed hopper.

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.

The utility model provides a pump shell casting as shown in figures 1-4, which comprises a lower module 1, an upper module 2 and two side plates 9, wherein a barnacle assembly 6 is arranged between the upper module 2 and the lower module 1, two sides of the barnacle assembly 6 are both provided with connecting rods 7, and the upper module 2 is provided with a positioning device 8.

The barnacle assembly 6 includes a plurality of first arc blocks 61 and a plurality of second arc blocks 62, the second arc blocks 62 and the second connecting plate 64 are shown in a top view in figure 3, thereby moving the second connecting plate 64 toward the center positions of the plurality of first arc blocks 61 and the plurality of second arc blocks 62, the second arc blocks 62 and the second connecting plate 64 can be separated therefrom, thereby the board with dismantle it, a plurality of first arc pieces 61 and a plurality of second arc piece 62 are the crisscross setting of annular array, the first connecting plate 63 of one side fixedly connected with at first arc piece 61 top, one side fixedly connected with second connecting plate 64 at second arc piece 62 top, spacing post 81 and a plurality of first arc pieces 61, a plurality of second arc pieces 62, a plurality of first connecting plate 63 and a plurality of second connecting plate 64 form and match with the spiral case inner chamber on the pump case, the spiral case outer wall on the inner chamber of spiral case 3 and the pump case laminates mutually.

Spiral groove 3 has all been seted up at the middle part of the relative one side of lower module 1 and last module 2, logical groove 4 has all been seted up to the both sides of spiral groove 3, both sides side of the relative one side of lower module 1 and last module 2 all is seted up flutedly 5, the inner chamber of recess 5 and the inner chamber that leads to groove 4 communicate each other, the through-hole has been seted up at the middle part of last module 2 upper surface, the feed port has all been seted up to the both sides at last module 2 top, the inner chamber of feed port and the inner chamber that leads to groove 4 communicate each other, feed hopper 12 has been cup jointed in the top of feed port inner chamber slides.

First arc piece 61 and second arc piece 62 are located the inner chamber of worm groove 3, the outer wall of first connecting plate 63 and second connecting plate 64 and the inner chamber slip joint of through-hole, the outer wall of connecting rod 7 and the inner chamber slip that leads to groove 4 cup joint, the one end of connecting rod 7 is laminated mutually with first arc piece 61 and second arc piece 62, thereby just can make pump case coupling assembling part and the inner chamber of worm shell formation a intercommunication, the other end and the curb plate 9 fixed connection of connecting rod 7, one side of curb plate 9 is the rectangle array and is provided with four first fixing bolt 10, curb plate 9 is through first fixing bolt 10 and lower module 1 and upper module 2 fixed connection, the top of upper module 2 is the rectangle array and is provided with second fixing bolt 11, upper module 2 is through second fixing bolt 11 and lower module 1 fixed connection.

Positioner 8 includes spacing post 81, spacing post 81 can carry out the position to a plurality of first connecting plates 63 and a plurality of second connecting plate 64 and prescribe a limit to, thereby guarantee first arc piece 61 and second arc piece 62's stability, spacing post 81 sliding connection is between a plurality of first connecting plates 63 and second connecting plate 64, spacing post 81's top fixedly connected with locating plate 82, locating plate 82 is located the top between a plurality of first connecting plates 63 and the second connecting plate 64, the top fixedly connected with limiting plate 83 of locating plate 82, the equal slip interlude in both sides at limiting plate 83 top has cup jointed third fixing bolt 84, the bottom and the last module 2 screw thread interlude of third fixing bolt 84 outer wall have cup jointed.

The working principle of the utility model is as follows: when casting the pump casing, firstly, the upper module 2 is fixedly installed on the lower module 1 by using the second fixing bolt 11, then the first connecting plate 63 and the second connecting plate 64 are sequentially and alternately clamped on the upper module 2, so that the plurality of first arc blocks 61 and the plurality of second arc blocks 62 form a barnacle assembly 6 inside the spiral groove 3, then the limiting plate 83 is used for driving the limiting column 81 to be in sliding clamping connection between the plurality of first connecting plates 63 and the plurality of second connecting plates 64, the positioning plate 82 is extruded on the tops of the plurality of first connecting plates 63 and the plurality of second connecting plates 64, the position of the limiting plate 83 is fixed by using the third fixing bolt 84, finally the connecting rod 7 is driven by using the side plate 9 to be in sliding sleeve connection with the inner cavity of the through groove 4, one end of the connecting rod 7 is attached to the first arc blocks 61 and the second arc blocks 62, and the first fixing bolt 10 is used, the side plates 9 are fixedly connected with the upper module 2 and the lower module 1, and then the molten aluminum can be poured into the side plates from the two feeding hoppers 12 to cast the pump casing.

After the casting of pump case is accomplished, at first not hard up first fixing bolt 10, make curb plate 9 and last module 2 and lower module 1 separate, thereby make connecting rod 7 separate rather than, later not hard up third fixing bolt 84, utilize limiting plate 83 to drive locating plate 82 and spacing post 81 and a plurality of first connecting plate 63 and a plurality of second connecting plate 64 separation, again utilize second connecting plate 64 to drive second arc piece 62 and last module 2 separation earlier, later just can take out first arc piece 61 and second arc piece 62 in proper order, at last not hard up second fixing bolt 11, make go up module 2 and lower module 1 separation, then just can take out the pump case that the casting was accomplished.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. A pump shell casting comprises a lower module (1), an upper module (2) and two side plates (9), and is characterized in that a barnacle assembly (6) is arranged between the upper module (2) and the lower module (1), two sides of the barnacle assembly (6) are provided with connecting rods (7), and the upper module (2) is provided with a positioning device (8);

barnacle subassembly (6) are including a plurality of first arc piece (61) and a plurality of second arc piece (62), and are a plurality of first arc piece (61) and a plurality of second arc piece (62) are the crisscross setting of annular array, first connecting plate (63) of one side fixedly connected with at first arc piece (61) top, one side fixedly connected with second connecting plate (64) at second arc piece (62) top.

2. The pump shell casting according to claim 1, wherein the middle of the opposite side of the lower module (1) and the upper module (2) is provided with a worm groove (3), the two sides of the worm groove (3) are provided with through grooves (4), and the two sides of the opposite side of the lower module (1) and the upper module (2) are provided with grooves (5).

3. The pump shell casting according to claim 2, wherein the inner cavity of the groove (5) is communicated with the inner cavity of the through groove (4), a through hole is formed in the middle of the upper surface of the upper module (2), feed holes are formed in both sides of the top of the upper module (2), the inner cavity of each feed hole is communicated with the inner cavity of the through groove (4), and a feed hopper (12) is slidably sleeved on the top of the inner cavity of each feed hole.

4. A pump casing casting according to claim 1, characterized in that the first arc block (61) and the second arc block (62) are located in the inner cavity of the worm groove (3), the outer walls of the first connecting plate (63) and the second connecting plate (64) are slidably clamped with the inner cavity of the through hole, the outer wall of the connecting rod (7) is slidably sleeved with the inner cavity of the through groove (4), and one end of the connecting rod (7) is attached to the first arc block (61) and the second arc block (62).

5. A pump casing casting according to claim 1, characterized in that the other end of the connecting rod (7) is fixedly connected with a side plate (9), one side of the side plate (9) is provided with four first fixing bolts (10) in a rectangular array, the side plate (9) is fixedly connected with the lower module (1) and the upper module (2) through the first fixing bolts (10), the top of the upper module (2) is provided with second fixing bolts (11) in a rectangular array, and the upper module (2) is fixedly connected with the lower module (1) through the second fixing bolts (11).

6. A pump casing casting according to claim 1, wherein the positioning means (8) comprises a positioning post (81), the positioning post (81) is slidably connected between the first plurality of connecting plates (63) and the second plurality of connecting plates (64), a positioning plate (82) is fixedly connected to the top of the positioning post (81), and the positioning plate (82) is positioned at the top between the first plurality of connecting plates (63) and the second plurality of connecting plates (64).

7. The pump shell casting according to claim 6, wherein a limiting plate (83) is fixedly connected to the top of the limiting plate (82), third fixing bolts (84) are slidably inserted and sleeved on two sides of the top of the limiting plate (83), and the bottom of the outer wall of each third fixing bolt (84) is threadedly inserted and sleeved with the upper module (2).