CN217354740U - High-strength sealing shell with noise reduction function for gear pump - Google Patents

Abstract

The utility model discloses a high-strength sealing shell for a gear pump with noise reduction function, which comprises a shell body, wherein a water inlet pipeline is arranged on the shell body and is connected with a water inlet, the water inlet is arranged in the shell body, and a water outlet pipeline is also arranged on the shell body; further comprising: soundproof cotton fixes the shell body is inboard, and still is fixed with the sealing ring on the shell body to this internal buffer board that can remove that still is provided with of shell. This high strength leakproofness shell for gear pump with function of making an uproar is fallen adopts buffer gear and water guide mechanism, can effectively reduce the produced noise of gear pump during operation, cooperation soundproof cotton's effect can effectively avoid the noise to propagate to the effect of making an uproar falls in the realization, avoids noise pollution, cooperation self-adaptation sealing mechanism can carry out automatically regulated through hydraulic effect, thereby guarantee the leakproofness between the connector, avoid producing the condition of seepage because of water pressure is too big.

Description

High-strength sealing shell with noise reduction function for gear pump

Technical Field

The utility model relates to a gear pump technical field specifically is a high strength leakproofness shell for gear pump with function of making an uproar falls.

Background

The gear pump is a rotary pump for conveying liquid, a shell of the gear pump is mainly formed by pouring stainless steel water, the strength of the shell is high, the pump body can be effectively prevented from cracking and damaging under the action of water pressure, and the gear pump is widely used in industry, the shell for the existing gear pump is a gear pump shell which is convenient to mount and is like the shell for the gear pump of the publication No. CN210152884U, the gear pump comprises a gear pump main body, a first clamping rod … … is symmetrically and fixedly connected to the top side wall of the gear pump main body, a circular plate is in threaded connection with the outer side wall of a threaded rod, a groove plate is assembled on the outer side wall of the circular plate, and a second sleeve block is fixedly connected to the bottom side wall of the groove plate;

above-mentioned shell for current gear pump still has certain defect when using, in the use, current gear pump shell lacks the mechanism of making an uproar of falling, and because the produced vibrations of the impact of rivers and the whole operation of gear pump, lead to gear pump during operation can produce great noise, thereby cause noise pollution, and when connecting the gear pump, the connector mainly realizes sealed effect through simple sealing washer, sealed effect is relatively poor, thereby lead to when water pressure is too big, the connector easily produces the seepage, and then influence the normal use scheduling problem of device, so need improve in order to satisfy actual demand to the above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gear pump is with high strength leakproofness shell of making an uproar falls to thereby provide to lack among the solution above-mentioned background art and fall the mechanism of making an uproar and lead to the great and connector sealed effect relatively poor problem that easily leads to the seepage of gear pump during operation noise.

In order to achieve the above purpose, the utility model provides a following technical scheme: a high-strength sealing shell with a noise reduction function for a gear pump comprises a shell body, wherein a water inlet pipeline is formed in the shell body and is connected with a water inlet, the water inlet is formed in the shell body, and a water outlet pipeline is formed in the shell body;

further comprising:

the sound insulation cotton is fixed on the inner side of the shell body, a sealing ring is further fixed on the shell body, a movable buffer plate is further arranged in the shell body, and a first spring for buffering is further fixed in the shell body;

the guide post is fixed on the lower end face of the shell body, penetrates through the upper end face of the bottom plate and can slide up and down, and the bottom plate is arranged below the shell body.

Preferably, still be provided with the water deflector in the outlet conduit, and the water deflector is fixed on housing body to the water deflector is helical structure, constitutes the water distributor through above-mentioned mechanism, and when rivers passed through outlet conduit, through helical structure's water deflector, can prolong the route of water, and through helical mechanism, both can reduce rivers to housing body's damage, can reduce the produced noise of rivers impact again, realize the effect of making an uproar that falls.

Preferably, the sealing ring is also provided with an elastic air bag and a movable ring;

the elastic air bag is fixed on the sealing ring, and the inside of the sealing ring is of a hollow structure;

the loose ring is fixed elasticity gasbag is last, and the loose ring sets up at the shell originally internally, constitute sealing mechanism through above-mentioned mechanism, when to shell body and pipeline interconnect, the sealed effect of connecting the gap can be realized through the effect of sealing ring this moment, when rivers get into the shell originally internally, through the pressure effect of rivers, can make the loose ring remove, thereby make the elasticity gasbag shrink, and then make the gas in the elasticity gasbag get into in the sealing ring, then can make the sealing ring produce certain inflation, guarantee the sealed effect of connector, avoid producing the condition of seepage because of the too big sealing opening that leads to of water pressure.

Preferably, the buffer plate is also provided with a through hole and an ear plate;

the through holes are formed in the buffer plate and distributed at equal angles relative to the circle center of the buffer plate;

the otic placode, wait the angle to fix the buffer board side, and the otic placode nestification can slide in the fluting on the shell body to the otic placode constitutes elastic mechanism through between first spring and the shell body, when rivers and buffer board contact, rivers pass through the through-hole this moment and realize the reposition of redundant personnel effect, and the cushioning and the one-level deceleration effect of rivers can be realized to the elastic action of cooperation first spring and the sliding action of otic placode, avoid rivers to produce great impact and the noise generation to the shell body.

Preferably, a buffer pad and a second spring are further fixed on the guide post;

the buffer cushion is fixed on the outer side of the upper end of the guide post and is in contact with the shell body;

the second spring is fixed terminal surface under the guide pillar, and the second spring other end is fixed in the bottom plate, and the guide pillar passes through to constitute elastic mechanism between second spring and the bottom plate, constitute damper through above-mentioned mechanism, when the gear pump operates, can drive the shell body and produce vibrations, the guide pillar atress slides on the bottom plate this moment, the effect of cooperation second spring can realize buffering cushioning effect, avoid the device to produce the noise because of vibrations, the effect of cooperation blotter can effectively avoid shell body and bottom plate to bump, guarantee the stability of device.

Preferably, the terminal surface still is fixed with the antislip strip under the bottom plate, and the antislip strip is the arc structure to the antislip strip is made by rubber, constitutes anti-skidding mechanism through above-mentioned mechanism, when the bottom plate is fixed with ground contact, through the effect of antislip strip, can realize the antiskid effect, guarantees the stability of bottom plate, and because the antislip strip is the rubber material, can reduce the produced noise of bottom plate and ground friction, thereby further realizes making an uproar effect of falling.

Compared with the prior art, the beneficial effects of the utility model are that: this high strength leakproofness shell for gear pump with function of making an uproar is fallen, adopt buffer gear and water guide mechanism, can effectively reduce the produced noise of gear pump during operation, cooperation soundproof cotton's effect, can effectively avoid the noise to propagate, thereby realize the effect of making an uproar, avoid noise pollution, cooperation self-adaptation sealing mechanism, can carry out automatically regulated through hydraulic effect, thereby guarantee the leakproofness between the connector, avoid producing the condition of seepage because of water pressure is too big, its concrete content is as follows:

1. the high-strength sealing shell with the noise reduction function for the gear pump is provided with the buffer plate, when the gear pump works, water flows pass through the buffer plate, the buffer plate is stressed to move at the moment, the buffer effect on the water flows can be realized by matching with the effect of the first spring and the through hole, so that the impact of the water flows on the shell body is reduced, the noise is generated, the effect of the water guide plate is matched, the acting force generated by the water flows on the shell body can be dispersed, the noise can be further reduced, the damage to the shell body caused by the impact of the water flows can be avoided, and finally, the noise propagation can be avoided by matching with the effect of soundproof cotton, so that the noise reduction effect of the whole device is realized;

2. this high strength leakproofness shell for gear pump with function of making an uproar is fallen, be provided with the sealing ring, when the pipeline is connected with shell body, can guarantee the leakproofness in pipeline and shell body joint gap through the sealing ring, and when rivers pass through shell body, under the rivers pressure effect, can make the activity ring atress remove to extrusion elasticity gasbag shrink realizes the gas filled effect to the sealing ring, and then guarantees the leakproofness in joint gap, avoids taking place because of the water pressure effect leads to the condition that the joint gap produces the seepage.

Drawings

Fig. 1 is a schematic view of the front sectional structure of the housing body of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 3 is a schematic top view of the housing body of the present invention;

FIG. 4 is a schematic view of the cross-sectional structure of the bottom plate of the present invention;

fig. 5 is a schematic view of the structure of the buffer board according to the present invention.

In the figure: 1. a housing body; 2. a water inlet pipe; 3. a water inlet; 4. a water outlet pipeline; 401. a water guide plate; 5. sound insulation cotton; 6. a seal ring; 601. an elastic air bag; 602. a movable ring; 7. a buffer plate; 701. a through hole; 702. an ear plate; 8. a first spring; 9. a guide post; 901. a cushion pad; 902. a second spring; 10. a base plate; 1001. and (4) an anti-slip strip.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a high-strength sealing shell with a noise reduction function for a gear pump comprises a shell body 1, wherein a water inlet pipeline 2 is arranged on the shell body 1, the water inlet pipeline 2 is connected with a water inlet 3, the water inlet 3 is arranged in the shell body 1, and a water outlet pipeline 4 is also arranged on the shell body 1;

further comprising:

the sound insulation cotton 5 is fixed on the inner side of the shell body 1, a sealing ring 6 is further fixed on the shell body 1, a buffer plate 7 capable of moving is further arranged in the shell body 1, and a first spring 8 for buffering is further fixed in the shell body 1;

the guide posts 9 are fixed on the lower end face of the shell body 1, the guide posts 9 penetrate through the upper end face of the bottom plate 10 to be capable of sliding up and down, and the bottom plate 10 is arranged below the shell body 1.

A water guide plate 401 is further arranged in the water outlet pipeline 4, the water guide plate 401 is fixed on the shell body 1, and the water guide plate 401 is of a spiral structure; the buffer plate 7 is also provided with a through hole 701 and an ear plate 702; the through holes 701 are formed in the buffer plate 7, and the through holes 701 are distributed at equal angles with respect to the circle center of the buffer plate 7; the ear plates 702 are fixed on the side edges of the buffer plates 7 at equal angles, the ear plates 702 are nested in the grooves on the shell body 1 and can slide, and an elastic mechanism is formed between the ear plates 702 and the shell body 1 through the first springs 8; a cushion 901 and a second spring 902 are also fixed on the guide post 9; a cushion 901 fixed on the outer side of the upper end of the guide post 9, wherein the cushion 901 is in contact with the shell body 1; the second spring 902 is fixed on the lower end surface of the guide post 9, the other end of the second spring 902 is fixed in the bottom plate 10, and the guide post 9 passes through the elastic mechanism formed between the second spring 902 and the bottom plate 10.

When the gear pump works, certain vibration can be generated, so that the shell body 1 is stressed to generate vibration, at the moment, through the sliding action between the guide pillar 9 and the bottom plate 10 and the elastic action of the second spring 902, the buffer shock absorption can be realized, the device is prevented from generating noise due to vibration, and through the action of the buffer pad 901, the collision between the shell body 1 and the bottom plate 10 can be avoided, the stability of the device is ensured, and after water flow enters the shell body 1 through the water inlet pipeline 2 and the water inlet 3, the water flow is firstly contacted with the buffer plate 7, at the moment, the buffer plate 7 is stressed to move, the buffer action on the water flow can be realized by matching the sliding action of the lug plate 702 and the elastic action of the first spring 8, so that the impact action of the water flow on the shell body 1 is reduced, and the generation of the noise is reduced, the buffered water flow enters the water outlet pipeline 4 through the through hole 701 and is matched with the flow guiding action of the water guide plate 401, can make rivers decompose the impact force that shell body 1 produced to further noise reduction's production, the effect of deuterogamying soundproof cotton 5 can avoid the noise to propagate, and then realizes shell body 1's the effect of making an uproar of falling, avoids producing noise pollution.

The sealing ring 6 is also provided with an elastic air bag 601 and a movable ring 602; the elastic air bag 601 is fixed on the sealing ring 6, and the interior of the sealing ring 6 is of a hollow structure; a movable ring 602 fixed on the elastic airbag 601, wherein the movable ring 602 is arranged in the housing body 1; the bottom surface of the bottom plate 10 is further fixed with an anti-slip strip 1001, the anti-slip strip 1001 is of an arc structure, and the anti-slip strip 1001 is made of rubber.

When the high-strength sealing shell with the noise reduction function for the gear pump is used, firstly, the parts of the whole gear pump are assembled with the shell body 1, after the assembly is finished, then the shell body 1 is connected and fixed with the external pipeline, at the moment, the sealing ring 6 is positioned in the connecting gap between the shell body 1 and the external pipeline to realize the sealing function, thereby completing the assembly function of the gear pump, when water flow enters the shell body 1, certain acting force is generated on the shell body 1, at the moment, the movable ring 602 can be forced to move, the extrusion function of the elastic airbag 601 is realized, the gas in the elastic airbag 601 enters the sealing ring 6, so that the sealing ring 6 generates micro expansion, thereby ensuring the sealing performance of the connecting gap and avoiding leakage, and at the moment, the bottom plate 10 is contacted with the ground, the anti-slip function can be achieved by the function of the anti-slip strip 1001, ensuring the stability of the base plate 10.

The working principle is as follows: as shown in fig. 1-5, when the high-strength sealing shell for a gear pump with a noise reduction function is used, firstly, the parts of the whole gear pump are assembled with the shell body 1, after the assembly is completed, the shell body 1 is connected and fixed with an external pipeline, at this time, the sealing ring 6 is positioned in a connecting gap between the shell body 1 and the external pipeline to realize a sealing effect, and when water flow enters the shell body 1 to generate an acting force, the movable ring 602 can be stressed to move, and the sealing ring 6 can be slightly expanded by matching with the action of the elastic air bag 601, so that the sealing performance of the connecting gap is ensured, and the leakage is avoided; when the gear pump works, certain vibration can be generated, so that the shell body 1 is stressed to generate vibration, at the moment, through the sliding action between the guide pillar 9 and the bottom plate 10 and the elastic action of the second spring 902, the buffer shock absorption can be realized, the device is prevented from generating noise due to vibration, and after water flow enters the shell body 1 through the water inlet pipeline 2 and the water inlet 3, the water flow is firstly contacted with the buffer plate 7, the buffer action on the water flow can be realized by matching the sliding action of the lug plate 702 and the elastic action of the first spring 8, so that the impact action of the water flow on the shell body 1 is reduced, the generation of the noise is reduced, the buffered water flow enters the water outlet pipeline 4 through the through hole 701, the impact force generated on the shell body 1 can be decomposed by matching the flow guiding action of the water guide plate 401, the generation of the noise is further reduced, and the action of the soundproof cotton 5 is matched, can avoid the noise to propagate, and then realize shell body 1's the effect of making an uproar of falling, avoid producing noise pollution, this is exactly this gear pump with function of making an uproar falls with the theory of operation of high strength leakproofness shell.

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 (6)

1. A high-strength sealing shell with a noise reduction function for a gear pump comprises a shell body (1), wherein a water inlet pipeline (2) is formed in the shell body (1), the water inlet pipeline (2) is connected with a water inlet (3), the water inlet (3) is formed in the shell body (1), and meanwhile a water outlet pipeline (4) is formed in the shell body (1);

it is characterized by also comprising:

the sound insulation cotton (5) is fixed on the inner side of the shell body (1), a sealing ring (6) is further fixed on the shell body (1), a buffer plate (7) capable of moving is further arranged in the shell body (1), and meanwhile a first spring (8) for buffering is further fixed in the shell body (1);

the guide post (9) is fixed on the lower end face of the shell body (1), the guide post (9) penetrates through the upper end face of the bottom plate (10) to be capable of sliding up and down, and the bottom plate (10) is arranged below the shell body (1).

2. The high-strength sealing housing for the gear pump with the noise reduction function according to claim 1, wherein: still be provided with water deflector (401) in outlet conduit (4), and water deflector (401) is fixed on shell body (1) to water deflector (401) is helical structure.

3. The high-strength sealing housing for the gear pump with the noise reduction function according to claim 1, wherein: the sealing ring (6) is also provided with an elastic air bag (601) and a movable ring (602);

the elastic air bag (601) is fixed on the sealing ring (6), and the interior of the sealing ring (6) is of a hollow structure;

the movable ring (602) is fixed on the elastic air bag (601), and the movable ring (602) is arranged in the shell body (1).

4. The high-strength sealing housing for the gear pump with the noise reduction function according to claim 1, wherein: the buffer plate (7) is also provided with a through hole (701) and an ear plate (702);

the through holes (701) are formed in the buffer plate (7), and the through holes (701) are distributed in an equal angle mode relative to the circle center of the buffer plate (7);

the ear plate (702) is fixed on the side edge of the buffer plate (7) at equal angles, the ear plate (702) is nested in the groove on the shell body (1) and can slide in the groove, and the ear plate (702) forms an elastic mechanism between the first spring (8) and the shell body (1).

5. The high-strength sealing housing for the gear pump with the noise reduction function according to claim 1, wherein: a cushion pad (901) and a second spring (902) are also fixed on the guide post (9);

the buffer pad (901) is fixed on the outer side of the upper end of the guide post (9), and the buffer pad (901) is in contact with the shell body (1);

and the second spring (902) is fixed on the lower end face of the guide post (9), the other end of the second spring (902) is fixed in the bottom plate (10), and the guide post (9) and the bottom plate (10) form an elastic mechanism through the second spring (902).

6. The high-strength sealing housing for the gear pump with the noise reduction function according to claim 1, wherein: the anti-skidding structure is characterized in that anti-skidding strips (1001) are further fixed on the lower end face of the bottom plate (10), the anti-skidding strips (1001) are of arc-shaped structures, and the anti-skidding strips (1001) are made of rubber.

Images