CN214837146U

CN214837146U - Double-suction pump convenient to connect and good in sealing effect

Info

Publication number: CN214837146U
Application number: CN202121586445.4U
Authority: CN
Inventors: 刘辉; 宋义兰
Original assignee: Jiangsu Zhongheng Pump Manufacturing Co ltd
Current assignee: Jiangsu Zhongheng Pump Manufacturing Co ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2021-11-23
Anticipated expiration: 2031-07-13

Abstract

The utility model belongs to the technical field of two suction pumps, especially, be a be convenient for connect and sealed effectual two suction pumps, including mounting panel, the pump body and pump cover, the bottom fixed mounting of the pump body has two backup pads, and the equal fixed mounting in bottom of two backup pads has the connecting plate, and two connecting plates are all fixed to be set up at the top of mounting panel, the equal fixed mounting in both sides of the pump body has lower engaging lug. The utility model has the advantages of reasonable design, through the setting of an internal thread section of thick bamboo, make things convenient for the connecting piece to be connected with the stability of the end of intaking, through the setting of sealing washer, can seal the junction of connecting piece and inlet tube, through last engaging lug, lower engaging lug, cardboard, draw-in groove, compression spring, diaphragm, reset spring, fixed plate, fixed slot, the cooperation of push rod and stripper plate, can replace the bolt to the fixed mounting of pump casing on the pump body, made things convenient for the installation and the dismantlement of pump casing, the convenience is overhauld the pump body and is maintained.

Description

Double-suction pump convenient to connect and good in sealing effect

Technical Field

The utility model relates to a double entry pump technical field especially relates to a double entry pump convenient to connect and sealed effectual.

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.

However, the existing double-suction pump is poor in tightness of the water inlet end and the water inlet pipe, the pump cover and the pump body are fixed through bolts, and during maintenance, the pump cover is detached more complexly, so that the pump body is inconvenient to maintain in time, and therefore the double-suction pump convenient to connect and good in sealing effect is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the current double entry pump intake end and advance water piping connection and all the leakproofness relatively poor, and fix through the bolt between the pump casing and the pump body mostly, when overhauing and maintaining, dismantle comparatively loaded down with trivial details, lead to inconvenient in time to overhaul the shortcoming of maintaining to the pump body, and the double entry pump of being convenient for connect and sealed effectual that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a double-suction pump convenient to connect and good in sealing effect comprises a mounting plate, a pump body and a pump cover, wherein two support plates are fixedly mounted at the bottom of the pump body, connecting plates are fixedly mounted at the bottoms of the two support plates, the two connecting plates are fixedly arranged at the top of the mounting plate, lower connecting lugs are fixedly mounted at the two sides of the pump body, upper connecting lugs are fixedly mounted at the two sides of the pump cover, a clamping plate is fixedly mounted at the bottom of the upper connecting lugs, a sliding groove is formed in one side of the clamping plate, a reset spring is fixedly mounted on the inner wall of one side of the sliding groove, a fixing plate is fixedly mounted at one end of the reset spring, the fixing plate is slidably sleeved in the sliding groove, a clamping groove is formed in the top of the lower connecting lugs, the clamping plate is movably clamped in the clamping groove, a compression spring is fixedly mounted on the inner wall of the bottom of the clamping groove, and a transverse plate is fixedly mounted at the top end of the compression spring, the clamp plate is characterized in that the transverse plate is movably abutted to the bottom of the clamp plate, a fixing groove is formed in the inner wall of one side of the clamp groove, the fixing plate is movably clamped in the fixing groove, a push rod is movably arranged on one side of the lower connecting lug, an extrusion plate is fixedly arranged at one end of the push rod, and one side of the extrusion plate is movably abutted to one side of the fixing plate.

Preferably, the both sides of the pump body all are fixed the intercommunication and have the connecting pipe, and the one end that two connecting pipes kept away from each other all is fixed the intercommunication and has the connecting piece, fixed mounting has the sealing washer in the connecting piece.

Preferably, the connecting piece internal fixation is provided with an internal thread section of thick bamboo, and the one end of two internal thread sections of thick bamboo is fixed mounting respectively in one side of the sealing washer that corresponds.

Preferably, one side of lower engaging lug has seted up the slide opening, the push rod slides and cup joints in the slide opening, and the equal fixed mounting of one end that two push rods kept away from each other has the limiting plate.

Preferably, the top of two connecting plates is provided with two fixing screws in a threaded manner, and the two connecting plates are fixedly mounted at the top of the mounting plate through the fixing screws.

Preferably, the two extrusion plates are respectively sleeved in the corresponding fixing grooves in a sliding manner, and the two transverse plates are respectively sleeved in the corresponding clamping grooves in a sliding manner.

In the utility model, the double suction pump convenient for connection and good in sealing effect is provided with the internal thread cylinder in the connecting piece, so that the connecting piece is conveniently and stably connected with the water inlet end, the connecting part is internally provided with the sealing ring, the connecting part and the water inlet pipe can be sealed, the sealing effect is better, and the whole pump body is convenient to install and disassemble through the matching of the connecting plate, the fixing screw and the supporting plate;

in the utility model, the double-suction pump convenient to connect and good in sealing effect can replace bolts to fixedly install the pump cover on the pump body through the matching of the upper connecting lug, the lower connecting lug, the clamping plate, the clamping groove, the compression spring, the transverse plate, the reset spring, the fixed plate, the fixed groove, the push rod and the extrusion plate, thereby facilitating the installation and the disassembly of the pump cover and facilitating the maintenance of the pump body;

the utility model has the advantages of reasonable design, through the setting of an internal thread section of thick bamboo, make things convenient for the connecting piece to be connected with the stability of the end of intaking, through the setting of sealing washer, can seal the junction of connecting piece and inlet tube, through last engaging lug, lower engaging lug, cardboard, draw-in groove, compression spring, diaphragm, reset spring, fixed plate, fixed slot, the cooperation of push rod and stripper plate, can replace the bolt to the fixed mounting of pump casing on the pump body, made things convenient for the installation and the dismantlement of pump casing, the convenience is overhauld the pump body and is maintained.

Drawings

Fig. 1 is a schematic structural view of a double suction pump with convenient connection and good sealing effect provided by the present invention;

FIG. 2 is a sectional view of the double suction pump with easy connection and good sealing effect provided by the present invention;

fig. 3 is a schematic structural diagram of a portion a of a double suction pump which is convenient to connect and has a good sealing effect;

fig. 4 is a schematic structural diagram of a portion B of the double suction pump convenient for connection and good in sealing effect.

In the figure: 1. mounting a plate; 2. a connecting plate; 3. a support plate; 4. fixing the screw rod; 5. a pump body; 6. a pump housing; 7. an upper connecting lug; 8. a lower engaging lug; 9. a connecting pipe; 10. a pressing plate; 11. an internal threaded barrel; 12. a push rod; 13. a connecting member; 14. a seal ring; 15. a card slot; 16. a compression spring; 17. a transverse plate; 18. clamping a plate; 19. a chute; 20. a return spring; 21. a fixing plate; 22. and fixing the grooves.

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.

Referring to fig. 1-4, a double suction pump convenient for connection and good in sealing effect comprises a mounting plate 1, a pump body 5 and a pump cover 6, wherein two support plates 3 are fixedly installed at the bottom of the pump body 5, connecting plates 2 are fixedly installed at the bottoms of the two support plates 3, the two connecting plates 2 are fixedly arranged at the top of the mounting plate 1, lower connecting lugs 8 are fixedly installed at both sides of the pump body 5, upper connecting lugs 7 are fixedly installed at both sides of the pump cover 6, a clamping plate 18 is fixedly installed at the bottom of the upper connecting lugs 7, a sliding groove 19 is formed in one side of the clamping plate 18, a return spring 20 is fixedly installed on the inner wall of one side of the sliding groove 19, a fixing plate 21 is fixedly installed at one end of the return spring 20, the fixing plate 21 is slidably sleeved in the sliding groove 19, a clamping groove 15 is formed in the top of the lower connecting lug 8, the clamping plate 18 is movably clamped in the clamping groove 15, and a compression spring 16 is fixedly installed on the inner wall of the bottom of the clamping groove 15, a transverse plate 17 is fixedly arranged at the top end of a compression spring 16, the transverse plate 17 is movably abutted against the bottom of a clamping plate 18, a fixing groove 22 is formed in the inner wall of one side of a clamping groove 15, a fixing plate 21 is movably clamped in the fixing groove 22, a push rod 12 is movably arranged at one side of a lower connecting lug 8, an extrusion plate 10 is fixedly arranged at one end of the push rod 12, one side of the extrusion plate 10 is movably abutted against one side of the fixing plate 21, when maintenance is needed, the two push rods 12 are pushed, the two push rods 12 drive the two extrusion plates 10 to approach each other, the two extrusion plates 10 drive the two fixing plates 21 to approach each other, so that the fixing plate 21 retracts into a sliding groove 19, the clamping plate 18 is not limited and fixed, the transverse plate 17 is driven to automatically ascend under the action of the reset motion of the compression spring 16, the transverse plate 17 drives the clamping plate 18 and the pump cover 6 to automatically ascend, can upwards take off pump casing 6 this moment, can overhaul the maintenance to the pump body 5, finish when overhauing, press down fixed plate 21 and make in its withdrawal spout 19, thereby do not hinder cardboard 18 and peg graft in draw-in groove 15, press down pump casing 6 this moment, make diaphragm 17 move down, thereby make compression spring 16 extruded, when fixed plate 21 aligns with fixed slot 22, this moment under reset spring 20's effect, fixed plate 21 automatic re-setting and joint are in fixed slot 22, thereby can fix cardboard 18 and pump casing 6, thereby conveniently install and dismantle pump casing 6, the convenient maintenance to the pump body 5.

The utility model discloses in, the both sides of the pump body 5 all are fixed the intercommunication and have connecting pipe 9, and the one end that two connecting pipes 9 kept away from each other all is fixed the intercommunication and has connecting piece 13, and fixed mounting has sealing washer 14 in the connecting piece 13, through the setting of sealing washer 14, can seal connecting piece 13 and advance water piping connection department, avoids the hourglass water for the leakproofness is better.

The utility model discloses in, connecting piece 13 internal fixation is provided with an internal thread section of thick bamboo 11, and two internal thread section of thick bamboos 11 one end difference fixed mounting are in one side of the sealing washer 14 that corresponds, through the setting of an internal thread section of thick bamboo 11, conveniently carry out threaded connection with the inlet tube for it is more firm to connect.

The utility model discloses in, the draw-hole has been seted up to one side of lower engaging lug 8, push rod 12 slides and cup joints in the draw-hole, the equal fixed mounting of one end that two push rods 12 kept away from each other has the limiting plate, through the draw-hole, conveniently lead push rod 12, make more stable that it removes, through the limiting plate, it is convenient spacing to push rod 12, make its push rod 12 can only promote the edge of fixed slot 22 to stripper plate 10, avoid stripper plate 10 to be pushed away in spout 19, can not be under compression spring 16's effect, make 18 automatic ascents of cardboard.

The utility model discloses in, the equal screw thread in top of two connecting plates 2 is provided with two clamping screw 4, and two connecting plates 2 all pass through clamping screw 4 fixed mounting at the top of mounting panel 1, through clamping screw 4, just to the holistic dismouting of pump body 5.

The utility model discloses in, two stripper plates 10 slide respectively and cup joint in the fixed slot 22 that corresponds, and two diaphragm 17 slide respectively and cup joint in the draw-in groove 15 that corresponds, conveniently lead stripper plate 10 and diaphragm 17, make more stable of its removal.

In the utility model, when in use, the fixing screw rod 4 is arranged on the connecting plate 2 through the screw thread, which is convenient for the disassembly and assembly of the whole body of the pump body 5, and is convenient for use, the inner thread cylinder 11 is arranged in the connecting piece 13, which is convenient for the screw thread connection with the water inlet pipe, so that the connection is more stable, the sealing ring 14 is arranged in the connecting piece 13, which can seal the connecting piece 13 and the water inlet pipe joint to avoid water leakage, thereby ensuring the sealing performance of the connecting pipe 9 and the water inlet pipe, when needing to be overhauled, two push rods 12 are pushed, two push rods 12 drive two extrusion plates 10 to approach each other, two extrusion plates 10 drive two fixing plates 21 to approach each other, so that the fixing plates 21 retract into the chute 19, thereby not limiting and fixing the clamping plate 18, because the compression spring 16 is in a compression state, under the action of the reset motion of the compression spring 16, the automatic rising of the transverse plate 17 is driven, diaphragm 17 has driven cardboard 18 and the automatic rising of pump housing 6, can upwards take off pump housing 6 this moment, can overhaul the maintenance to the pump body 5, finish when overhauing, press down fixed plate 21 and make in its withdrawal spout 19, thereby do not hinder cardboard 18 and peg graft in draw-in groove 15, this moment downwards press down pump housing 6, make diaphragm 17 move down, thereby make compression spring 16 extruded, when fixed plate 21 aligns with fixed slot 22, this moment under reset spring 20's effect, fixed plate 21 automatic re-setting and joint are in fixed slot 22, thereby can fix cardboard 18 and pump housing 6, thereby the installation and the dismantlement of pump housing 6 are conveniently, the maintenance to the pump body 5 is conveniently overhauld.

Claims

1. The double-suction pump convenient to connect and good in sealing effect comprises a mounting plate (1), a pump body (5) and a pump cover (6), and is characterized in that two support plates (3) are fixedly mounted at the bottom of the pump body (5), a connecting plate (2) is fixedly mounted at the bottom of each support plate (3), the two connecting plates (2) are fixedly arranged at the top of the mounting plate (1), lower connecting lugs (8) are fixedly mounted at the two sides of the pump body (5), upper connecting lugs (7) are fixedly mounted at the two sides of the pump cover (6), a clamping plate (18) is fixedly mounted at the bottom of each upper connecting lug (7), a sliding groove (19) is formed in one side of the clamping plate (18), a reset spring (20) is fixedly mounted on the inner wall of one side of the sliding groove (19), and a fixing plate (21) is fixedly mounted at one end of the reset spring (20), fixed plate (21) slip cup joint in spout (19), draw-in groove (15) have been seted up at the top of engaging lug (8) down, cardboard (18) activity joint is in draw-in groove (15), fixed mounting has compression spring (16) on the bottom inner wall of draw-in groove (15), the top fixed mounting of compression spring (16) has diaphragm (17), diaphragm (17) activity butt is in the bottom of cardboard (18), fixed slot (22) have been seted up on one side inner wall of draw-in groove (15), fixed plate (21) activity joint is in fixed slot (22), one side activity of engaging lug (8) is provided with push rod (12) down, the one end fixed mounting of push rod (12) has stripper plate (10), one side activity butt of stripper plate (10) is in one side of fixed plate (21).

2. The double suction pump convenient to connect and good in sealing effect according to claim 1, wherein the two sides of the pump body (5) are fixedly communicated with the connecting pipes (9), the ends, far away from each other, of the two connecting pipes (9) are fixedly communicated with the connecting pieces (13), and the sealing rings (14) are fixedly installed in the connecting pieces (13).

3. The double suction pump convenient to connect and good in sealing effect according to claim 2, wherein the connecting piece (13) is internally and fixedly provided with an internal thread cylinder (11), and one end of each of the two internal thread cylinders (11) is fixedly arranged on one side of the corresponding sealing ring (14).

4. The double suction pump convenient to connect and good in sealing effect according to claim 1, wherein a sliding hole is formed in one side of the lower connecting lug (8), the push rods (12) are sleeved in the sliding hole in a sliding manner, and a limiting plate is fixedly mounted at one end, far away from each other, of each of the two push rods (12).

5. The double suction pump convenient to connect and good in sealing effect according to claim 1, wherein two fixing screws (4) are arranged at the tops of the two connecting plates (2) in a threaded manner, and the two connecting plates (2) are fixedly mounted at the tops of the mounting plates (1) through the fixing screws (4).

6. The double suction pump convenient to connect and good in sealing effect according to claim 1, wherein the two extrusion plates (10) are respectively slidably sleeved in the corresponding fixing grooves (22), and the two transverse plates (17) are respectively slidably sleeved in the corresponding clamping grooves (15).