CN212479709U - Exhaust device for horizontal centrifugal pump - Google Patents

Abstract

The utility model discloses an exhaust apparatus for horizontal centrifugal pump, including centrifugal pump body, connecting pipe and screw, the gas vent has been seted up to centrifugal pump body upper end outer wall one side, centrifugal pump body upper end outer wall one side is provided with the backup pad, the backup pad is fixed with the rubber pad with the laminating of the relative one side outer wall of centrifugal pump body, the connecting pipe is installed in pegging graft in backup pad upper end outer wall one side, the fixed plate is installed to connecting pipe inner wall one side, the spout has been seted up to fixed plate inner wall one side symmetry, the connecting pipe deviates from fixed plate one side inner wall and installs the connecting plate, the inside exhaust hole of having seted. The utility model discloses a set up bolt, backup pad and weather shield, reached the effect of convenient to detach connecting pipe, the staff of being convenient for maintains the inside equipment of connecting pipe, has improved the maintenance efficiency of equipment, has improved the equipment practicality.

Description

Exhaust device for horizontal centrifugal pump

Technical Field

The utility model relates to a centrifugal pump technical field specifically is an exhaust apparatus for horizontal centrifugal pump.

Background

The centrifugal pump body is designed according to the centrifugal force principle, and impeller blades rotating at a high speed drive water to rotate and throw the water out, so that the purpose of conveying is achieved. The centrifugal pump body has various types, and can be divided into a civil pump and an industrial pump in use; the conveying medium can be divided into a clean water pump, an impurity pump, an anti-corrosion pump and the like.

Through the massive search, it is found that the typical similar exhaust apparatus disclosed in publication number CN210371189U of the exhaust apparatus in the prior art is provided with a water flow sensor, a first electromagnet and a second electromagnet, when the centrifugal pump is used, water needs to be injected into the pump, when the gas in the pump is exhausted, the water flow can pass through the first support pipe, at this moment, the water flow sensor can give a control signal to the controller, the controller controls the first electromagnet and the second electromagnet to attract each other, so as to realize stable fixed sealing of the first support block and the second support block, avoid the leakage of the water flow from the first support pipe, improve the use effect of the centrifugal pump, and simultaneously improve the automation effect of the apparatus, and do not need to manually switch to adjust the exhaust every time.

Traditional centrifugal pump body device inner structure is comparatively complicated, and exhaust apparatus adopts fixed connection with the centrifugal pump body usually, and the staff of being not convenient for dismantles the maintenance, leads to the centrifugal pump body to dismantle maintenance efficiency lower, and the practicality is lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an exhaust apparatus for horizontal centrifugal pump possesses convenient to detach exhaust apparatus's advantage, has solved the problem of the exhaust apparatus of not being convenient for dismantle.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an exhaust apparatus for horizontal centrifugal pump, includes centrifugal pump body, connecting pipe and screw, the gas vent has been seted up to centrifugal pump body upper end outer wall one side, centrifugal pump body upper end outer wall one side is provided with the backup pad, the backup pad is fixed with the rubber pad with the laminating of the relative one side outer wall of centrifugal pump body, the connecting pipe is installed in pegging graft in backup pad upper end outer wall one side, the fixed plate is installed to connecting pipe inner wall one side, the spout has been seted up to fixed plate inner wall one side symmetry, the connecting pipe deviates from fixed plate one side inner wall and installs the connecting plate, the inside.

Preferably, screw holes distributed in a rectangular array are formed in one side of the outer wall of the upper end of the centrifugal pump body, and the screw holes are uniformly distributed around the exhaust port.

Preferably, the support plate is internally provided with bolts distributed in a rectangular array, and the bolts penetrate through the support plate and are meshed with the screw holes.

Preferably, the fixing block is fixedly provided with a sealing gasket in an attaching manner with the outer wall of the side opposite to the exhaust hole.

Preferably, the welding of fixed block upper end outer wall one side has the connecting rod, the connecting rod runs through fixed plate one end outer wall and installs the weather shield, the slider is installed to connecting rod one side outer wall symmetry, and the slider sets up inside the spout.

Preferably, a spring is arranged on one side of the outer wall of the lower end of the fixing plate, and the fixing block is elastically connected with the fixing plate through the spring.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up bolt, backup pad and weather shield, reached the effect of convenient to detach connecting pipe, when equipment need be dismantled, the manual spanner of taking of staff rotates the bolt, and relative movement takes place for bolt and screw, breaks away from inside the screw until the bolt to reach the purpose of convenient to detach connecting pipe, the staff of being convenient for maintains the inside equipment of connecting pipe, has improved the maintenance efficiency of equipment, has improved the equipment practicality.

Drawings

FIG. 1 is a schematic sectional view of the supporting plate structure of the present invention;

FIG. 2 is a schematic view of a connecting pipe structure according to the present invention;

fig. 3 is an enlarged schematic view of the structure a in fig. 1 according to the present invention.

In the figure: 1. a centrifugal pump body; 11. a screw hole; 12. a support plate; 13. an exhaust port; 14. a rubber pad; 15. a bolt; 2. a connecting pipe; 21. a fixing plate; 22. a rain shield; 23. a fixed block; 24. a gasket; 25. a connecting rod; 26. a spring; 27. a slider; 28. a chute; 3. a connecting plate; 31. and (4) exhausting holes.

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 "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 to which the reference is made 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. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: the utility model provides an exhaust apparatus for horizontal centrifugal pump, includes centrifugal pump body 1, connecting pipe 2 and screw 11, and gas vent 13 has been seted up to 1 upper end outer wall one side of centrifugal pump body, and screw 11 that the rectangle array distributes is seted up to 1 upper end outer wall one side of centrifugal pump body, and screw 11 evenly distributed is around gas vent 13. A supporting plate 12 is arranged on one side of the outer wall of the upper end of the centrifugal pump body 1, bolts 15 distributed in a rectangular array are arranged inside the supporting plate 12, and the bolts 15 penetrate through the supporting plate 12 to be meshed with the screw holes 11. The purpose of fixing the support plate 12 is achieved through the engaging force between the bolt 15 and the screw hole 11, and the working stability of the connecting pipe 2 is ensured. When equipment needs to be dismantled, the manual spanner of taking of staff rotates bolt 15, and bolt 15 takes place relative movement with screw 11, breaks away from inside screw 11 until bolt 15 to reach the purpose of convenient to detach connecting pipe 2, the staff of being convenient for maintains the inside equipment of connecting pipe 2, has improved the maintenance efficiency of equipment, has improved equipment practicality.

A rubber pad 14 is attached and fixed on the outer wall of the support plate 12 at the opposite side of the centrifugal pump body 1. The rubber pad 14 ensures the connection sealing performance between the support plate 12 and the centrifugal pump body 1, and ensures the practicability of the equipment. Connecting pipe 2 is installed in the grafting of 12 upper end outer walls one sides of backup pad, fixed plate 21 is installed to 2 inner walls one sides of connecting pipe, spout 28 has been seted up to fixed plate 21 inner wall one side symmetry, connecting pipe 2 deviates from fixed plate 21 one side inner wall and installs connecting plate 3, inside exhaust hole 31 of having seted up of connecting plate 3, the inside fixed block 23 that is provided with of exhaust hole 31, fixed block 23 is fixed with sealed pad 24 with the laminating of the relative one side outer wall in exhaust hole 31. When the fixed block 23 extrudes the inner wall of the exhaust hole 31 through the pressure of the spring 26, the connection sealing performance is ensured through the sealing gasket 24, the controlled exhaust of the exhaust port 13 is ensured, and the practicability of the equipment is ensured. Connecting rod 25 has been welded to fixed block 23 upper end outer wall one side, and connecting rod 25 runs through fixed plate 21 one end outer wall and installs weather shield 22, and slider 27 is installed to connecting rod 25 one side outer wall symmetry, and slider 27 sets up inside spout 28. When the air pressure in the centrifugal pump body 1 is larger than the elastic force of the spring 26, the fixing block 23 is pushed to be separated from the inside of the exhaust hole 31, and when the fixing block 23 moves, the moving stability is ensured through the sliding block 27 and the sliding groove 28, so that the fixing block 23 is ensured to move vertically, and the practicability of the device is ensured. A spring 26 is arranged on one side of the outer wall of the lower end of the fixing plate 21, and the fixing block 23 is elastically connected with the fixing plate 21 through the spring 26. When the fixing plate 21 presses the inside of the exhaust hole 31 by the elastic force of the spring 26, the purpose of blocking the exhaust hole 31 is achieved. The practicability of the equipment is ensured.

The working principle is as follows: when equipment needs to be dismantled, the manual spanner of taking of staff rotates bolt 15, bolt 15 takes place relative movement with screw 11, break away from inside screw 11 until bolt 15, thereby reach the purpose of convenient to detach connecting pipe 2, the staff of being convenient for maintains the inside equipment of connecting pipe 2, the maintenance efficiency of equipment has been improved, the equipment practicality is improved, when 1 inside atmospheric pressure of centrifugal pump body is greater than spring 26 elasticity, promote inside fixed block 23 breaks away from exhaust hole 31, when fixed block 23 removes, the stability of movement has been guaranteed through slider 27 and spout 28, thereby guarantee that fixed block 23 takes place vertical migration, the equipment practicality has been guaranteed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides an exhaust apparatus for horizontal centrifugal pump, includes centrifugal pump body (1), connecting pipe (2) and screw (11), its characterized in that: gas vent (13) have been seted up to centrifugal pump body (1) upper end outer wall one side, centrifugal pump body (1) upper end outer wall one side is provided with backup pad (12), backup pad (12) are fixed with rubber pad (14) with the laminating of centrifugal pump body (1) relative one side outer wall, connecting pipe (2) are installed in the grafting of backup pad (12) upper end outer wall one side, fixed plate (21) are installed to connecting pipe (2) inner wall one side, spout (28) have been seted up to fixed plate (21) inner wall one side symmetry, connecting pipe (2) deviate from fixed plate (21) one side inner wall and install connecting plate (3), hole (31) have been seted up to connecting plate (3) inside, hole (31) are vented inside.

2. The exhaust apparatus for a horizontal centrifugal pump according to claim 1, wherein: screw holes (11) distributed in a rectangular array are formed in one side of the outer wall of the upper end of the centrifugal pump body (1), and the screw holes (11) are uniformly distributed around the exhaust port (13).

3. The exhaust apparatus for a horizontal centrifugal pump according to claim 1, wherein: the supporting plate (12) is internally provided with bolts (15) distributed in a rectangular array, and the bolts (15) penetrate through the supporting plate (12) and are meshed with the screw holes (11).

4. The exhaust apparatus for a horizontal centrifugal pump according to claim 1, wherein: and a sealing gasket (24) is fixedly attached to the outer wall of one side of the fixing block (23) opposite to the exhaust hole (31).

5. The exhaust apparatus for a horizontal centrifugal pump according to claim 1, wherein: fixed block (23) upper end outer wall one side welding has connecting rod (25), connecting rod (25) run through fixed plate (21) one end outer wall and install weather shield (22), slider (27) are installed to connecting rod (25) one side outer wall symmetry, and slider (27) set up inside spout (28).

6. The exhaust apparatus for a horizontal centrifugal pump according to claim 1, wherein: and a spring (26) is arranged on one side of the outer wall of the lower end of the fixing plate (21), and the fixing block (23) is elastically connected with the fixing plate (21) through the spring (26).

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