CN116491850B - Noise reduction device and dual-purpose pet vacuum cleaner for blowing and sucking - Google Patents

Abstract

The application provides a noise reduction device and a blowing and sucking dual-purpose pet dust collector, and belongs to the technical field of noise reduction and dust collection. The noise reduction device comprises a machine base, a pump body, a sleeve and a machine shell. The surface of the machine seat is fixedly provided with a dust collection cylinder, the lower end part of the dust collection cylinder is opened, the upper end surface of the dust collection cylinder is provided with a suction hole, the inner wall of the suction hole is provided with an elastic rubber ring, and the upper end surface of the dust collection cylinder is provided with an elastic rubber pad; the pump body is fixed on the upper end face of the elastic rubber cushion. According to the application, the pump body is supported and erected through the cooperation of the elastic piece, the sliding block and the connecting rod, so that the pump can not drive the support ring, the dust collecting cylinder and the machine base to vibrate, the possibility of noise generation is reduced, the elastic rubber ring with elasticity is arranged, deformation can be generated when the pump body vibrates, the possibility that the input end of the pump body drives the dust collecting cylinder to vibrate can be reduced, the noise is effectively reduced, and in addition, the double-layer shell consisting of the sleeve and the machine shell can effectively insulate sound and reduce noise.

Description

Noise reduction device and dual-purpose pet vacuum cleaner for blowing and sucking

technical field

The present application relates to the field of noise reduction and dust collection, in particular, to a noise reduction device and a dual-purpose pet vacuum cleaner for blowing and sucking.

Background technique

The working principle of the vacuum cleaner is to use the motor to drive the blades to rotate at high speed, generate negative air pressure in the sealed housing, and absorb dust. With the improvement of the quality of life, vacuum cleaners have gradually entered thousands of households.

The pump body composed of the motor and the blades is an important part of the vacuum cleaner. When it is working, the pump body easily drives other parts (such as the housing) in the vacuum cleaner to vibrate, and it is easy to generate large noise, which will cause harm to the lives of others. interference.

Contents of the invention

In order to make up for the above shortcomings, the present application provides a noise reduction device and a dual-purpose pet vacuum cleaner for blowing and sucking, aiming at improving the problem of high noise of the vacuuming equipment.

In a first aspect, the embodiment of the present application provides a noise reduction device, including a machine base, a pump body, a sleeve, and a casing. A dust collection tube is fixed on the surface of the machine base, the lower end of the dust collection tube is open, the upper end of the dust collection tube is provided with a suction hole, and an elastic rubber ring is installed on the inner wall of the suction hole , the upper end surface of the dust collection cylinder is provided with an elastic rubber pad; the pump body is fixed on the upper end surface of the elastic rubber pad, and the input end of the pump body is inserted into the inside of the elastic rubber ring, so The side wall of the pump body is hinged with a connecting rod, the upper end surface of the dust collection tube is provided with a support ring, and the inner wall of the support ring is provided with a guide rail, and a slide block is slidably installed on the surface of the guide rail, and the slide block It is hinged with one end of the connecting rod, and an elastic member is installed between one side of the slider and the inner wall of the support ring; the sleeve is sleeved on the surface of the pump body, and the sleeve’s The lower end is connected with the support ring; the casing is sleeved on the surface of the sleeve, and the bottom end of the casing is fixedly connected with the base.

In the above implementation process, the slider is supported by the elastic member, and the connecting rod and the pump body are supported and erected, and an elastic rubber pad is added between the dust collection tube and the pump body. When the pump body is working, its occurrence When it vibrates by itself, it will not easily drive the support ring, dust collection cylinder and machine base to vibrate, reducing the possibility of noise, and using elastic rubber rings to connect the input end of the pump body with the dust collection cylinder can not only improve the performance of the pump body. The tightness between the input end of the pump body and the dust collection cylinder, the elastic elastic rubber ring can be deformed when the pump body vibrates, which can reduce the possibility that the input end of the pump body drives the dust collection cylinder to vibrate, effectively reducing the noise , In addition, the sleeve and the casing cooperate to form a double-layer casing on the surface of the pump body, and sound insulation materials can be added between the sleeve and the casing, which can effectively reduce noise.

In a specific embodiment, the surface of the base is provided with traveling wheels, and at least two of the traveling wheels are arranged at intervals along the circumferential direction of the base.

In the above implementation process, the provision of traveling wheels is more conducive to the machine base walking on the ground.

In a specific embodiment, the sliders and the connecting rods are provided in one-to-one correspondence, and at least three sliders are arranged equidistantly along the circumferential direction of the dust collecting cylinder.

In the above implementation process, a plurality of connecting rods are provided to support the pump body from multiple directions, which can make the erection of the pump body more stable.

In a specific embodiment, the elastic member is a spring, and the elastic member and the connecting rod are respectively located on two sides of the slider.

In a specific embodiment, a collar is slipped on the top end of the sleeve, and a sealing plate is installed on the upper surface of the collar, and the side wall of the sealing plate is fixedly connected with the inner wall of the casing , the surface of the sealing plate is provided with a through hole, and a sealing ring is installed in the through hole, and an exhaust pipe is inserted into the inside of the sealing ring, and the bottom end of the exhaust pipe and the pump body The output is connected and fixed.

In the above implementation process, the gas transported from the output end of the pump body will be transported to the top of the sealing plate through the exhaust pipe, and a sealing ring is set between the exhaust pipe and the sealing plate, which can not only improve the air gap between the exhaust pipe and the sealing plate Sealing, when the pump body works to drive the exhaust pipe to vibrate, the elastic sealing ring can reduce the possibility of subsequent vibration of the sealing plate and reduce the possibility of noise caused by the vibration of the sealing plate.

In a specific embodiment, the inside of the casing is divided into an upper chamber and a lower chamber by the collar and the sealing plate, and the top of the casing is communicated with an air blowing pipe, and the air blowing pipe Breathing paper is arranged in the interior, the top end of the exhaust pipe and the bottom end of the air blowing pipe are both communicated with the upper chamber, and the bottom end of the air blowing pipe extends to the outside of the casing.

In the above implementation process, after the gas transported by the exhaust pipe is transported to the upper chamber above the sealing plate, the air pressure in the upper chamber will be increased, and the gas in the upper chamber will be discharged through the blowing pipe. When it is at the top of the casing, the gas output by the blowing tube can be blown on the surface of the domestic pet, making the domestic pet more comfortable;

In addition, breathing paper is provided so that the blowing tube can be water-proof and breathable, and after the domestic pet is bathed, the domestic pet is placed on the top of the casing to dry the hair of the domestic pet.

In a specific embodiment, at least two blowing pipes are arranged at intervals on the top of the casing, and the upper end surface of the blowing pipe is flush with the upper end surface of the casing, and the casing The upper end face is flat.

In the above implementation process, a plurality of gas blowing pipes are provided to increase the range of gas delivery.

In a specific embodiment, a first box body and a second box body are installed on the surface of the casing, and the first box body and the second box body are arranged symmetrically, and the first box body and the second box body are arranged symmetrically. The opposite sides of the second box body are located in the lower chamber, the first box body and the second box body are rotatably connected with connecting pipes, and the two connecting pipes are connected through a hand-held pipe, and the The end of the connecting pipe is provided with a protrusion, the surface of the first box body and the surface of the second box body slide through a slide bar, and the bottom end of the slide bar is provided with a contact corresponding to the protrusion. block, the top end of the sliding rod slides through the sealing plate and is inserted into the upper chamber, the top end of the sliding rod is equipped with a shelf plate, and the upper end surface of the shelf plate is provided with a A sealant block, the surface of the sealing plate is provided with an air delivery hole, and the lower end surface of the shelf plate is provided with a sealant rod corresponding to the air delivery hole.

In the above implementation process, when the user holds the hand-held tube and flips the hand-held tube, it will drive the connecting tube and the protrusion on its surface to rotate, and when the protrusion supports the contact block and the sliding bar to move upward, it will drive The frame plate, sealant block and sealant rod move upward, and the sealant block will be inserted into the blowing pipe to seal the blowing pipe, while the sealant rod will be moved out from the air delivery hole on the surface of the sealing plate, and the upper chamber will The air in the room can be delivered to the lower chamber, which can prevent the cold wind from blowing to the surface of the domestic pet on the top of the casing through the air blowing pipe.

In a specific embodiment, a return spring is arranged between the first box body and the second box body and the corresponding contact block, and the side wall of the first box body and the second box body The side walls of the box body are all screwed with fastening bolts, and one end of the fastening bolts is pressed against the connecting pipe, the inside of the hand-held pipe is provided with an electric heater, and the first box body is located in the lower cavity. One end of the room is open, the two ends of the second box are closed, the top of the casing is provided with an arc-shaped pipe, and the arc-shaped pipe communicates with the second box, The inner wall of the circular arc-shaped pipe body is provided with exhaust holes at intervals, and the inside of the first box body and the inside of the second box body are installed with limiting blocks for limiting the movement of the protrusion.

In the above implementation process, the electric heating body is a heating resistance wire. After the gas in the upper chamber is transported to the lower chamber, the gas will enter the connecting pipe through the first box body, and then be heated by the electric heating body in the hand-held tube and transported to the second chamber. In the second box body and the arc-shaped tube body, the arc-shaped tube will blow the gas heated by the electric heater to the top of the casing, and the hot air will blow to the body of the domestic pet, which will make the cold domestic pet feel warm, thus making the domestic pet Pets are more comfortable. In addition, the heating element is placed in the hand tube, and the user will be warmer when holding the heating element.

In the second aspect, the embodiment of the present application further provides a dual-purpose pet vacuum cleaner, including the above-mentioned noise reduction device, a bottom plate and a filter screen, and the bottom plate is detachably connected to the dust collection cylinder through bolts , and a dust suction elbow is installed on the surface of the bottom plate, the top of the dust suction elbow communicates with the dust collection tube, and the filter screen is installed at the suction hole.

In the above implementation process, when the pump body sucks the gas in the dust collection cylinder, a negative pressure is formed inside the dust collection cylinder. Under the use of negative pressure, the dust on the ground or pet hair will enter through the suction elbow. into the dust collection cylinder, and the filter screen can block the movement of dust and pet hair, so that dust and pet hair and other debris can be collected in the dust collection cylinder.

Beneficial effects: the application provides a noise reduction device and a dual-purpose pet vacuum cleaner for blowing and sucking. The pump body is supported and erected through the cooperation of elastic parts, sliders and connecting rods, so that the pump will not drive the support ring, dust collection cylinder and The machine base vibrates to reduce the possibility of noise, and the elastic elastic rubber ring can be deformed when the pump body vibrates, which can reduce the possibility that the input end of the pump body drives the dust collection cylinder to vibrate, effectively reducing the In addition, the double-layer casing composed of the sleeve and the casing can effectively reduce noise.

When the low-noise vacuuming equipment is used indoors, it is a good place for some domestic pets (such as pet cats, etc.) to rest, so domestic pets usually lie on the top of the low-noise vacuuming equipment for rest, but when the temperature is relatively low In summer, when domestic pets lie on top of low-noise vacuuming equipment for a long time, domestic pets tend to feel hot and have poor comfort.

The gas delivered from the output end of the pump body will be transported to the upper chamber above the sealing plate through the exhaust pipe, which will increase the air pressure in the upper chamber, and the gas in the upper chamber will be discharged through the blowing pipe. When it is at the top of the casing, the gas output by the blowing tube can be blown on the surface of the domestic pet, making the domestic pet more comfortable;

In addition, breathing paper is arranged in the blowing tube, so that the blowing tube can be waterproof and breathable. After the domestic pet takes a bath, the domestic pet is placed on the top of the casing, and the hair of the domestic pet can be dried;

A sealing ring is set between the exhaust pipe and the sealing plate, which can not only improve the sealing performance between the exhaust pipe and the sealing plate, but also reduce the vibration of the sealing plate when the pump body works to drive the exhaust pipe to vibrate. Reduce the possibility of vibration and reduce the possibility of noise due to vibration of the sealing plate.

In the cold winter, domestic pets are prone to feel cold when lying on top of the low-noise vacuuming equipment, which is not conducive to the use of pet families.

When the user holds the hand-held tube and turns the hand-held tube, it will drive the connecting tube and the protrusion on the surface to rotate, and when the protrusion supports the contact block and the sliding rod to move upward, it will drive the frame plate and the sealant block and the sealant rod moves up, and the sealant block will be inserted into the blowing pipe to seal the blowing pipe, and the sealant rod will be moved out from the air delivery hole on the surface of the sealing plate, and the gas in the upper chamber will be transported to In the lower chamber, the cold air can be prevented from being blown to the surface of the domestic pet on the top of the casing through the blowing pipe, and the gas in the lower chamber will enter the connecting pipe through the first box body, and then be heated by the electric heating element in the hand-held pipe and transported to the second chamber. In the second box body and the arc-shaped tube body, the arc-shaped tube will blow the gas heated by the electric heater to the top of the casing, and the hot air will blow to the body of the domestic pet, which will make the cold domestic pet feel warm, thus making the domestic pet Pets are more comfortable. In addition, the heating element is placed in the hand tube, and the user will be warmer when holding the heating element.

It can be understood that the noise reduction device and the blowing-suction dual-purpose pet vacuum cleaner can blow out normal temperature gas in hot summer, and can blow out heated gas in winter, which is beneficial to use under different temperature conditions, and is more suitable for keeping pets home use.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the accompanying drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present application, so It should be regarded as a limitation on the scope, and those skilled in the art can also obtain other related drawings based on these drawings without creative work.

Fig. 1 is a schematic structural diagram of a noise reduction device and a dual-purpose pet vacuum cleaner for blowing and sucking provided by an embodiment of the present application;

FIG. 2 is a schematic diagram of the internal structure of the casing provided by the embodiment of the present application;

Fig. 3 is a schematic diagram of the connection structure between the dust collector and the pump body provided by the embodiment of the present application;

Fig. 4 is a schematic diagram of the internal structure of the dust collection cylinder provided by the embodiment of the present application;

Fig. 5 is a schematic top view structure diagram of the dust collection cylinder provided by the embodiment of the present application;

Fig. 6 is a schematic diagram of the connecting structure of the sleeve and the collar provided by the embodiment of the present application;

Fig. 7 is a schematic diagram of the internal structure of the sleeve provided by the embodiment of the present application;

Fig. 8 is a schematic diagram of the connection structure between the first box body and the second box body provided by the embodiment of the present application;

Fig. 9 is a schematic diagram of the internal structure of the first box body provided by the embodiment of the present application.

In the figure: 100-machine base; 110-dust collection tube; 120-suction hole; 130-elastic rubber ring; 140-elastic rubber pad; 150-support ring; 160-guide rail; 170-slider; ;190-walking wheel; 200-pump body; 210-connecting rod; 300-sleeve; 400-casing; 410-upper chamber; 420-lower chamber; 500-collar; Air hole; 520-through hole; 530-sealing ring; 540-exhaust pipe; 550-blowing pipe; 560-breathing paper; 600-first box body; 610-second box body; -Hand-held tube; 640-Protrusion; 650-Sliding rod; 660-Touch block; 670-Frame plate; 671-Sealant block; 700-bottom plate; 710-suction elbow; 800-filter.

Detailed ways

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

Referring to FIGS. 1-9 , the present application provides a noise reduction device, which includes a machine base 100 , a pump body 200 , a sleeve 300 and a casing 400 .

A dust collection tube 110 is fixed on the surface of the base 100, the lower end of the dust collection tube 110 is open, the upper end of the dust collection tube 110 is provided with a suction hole 120, and the inner wall of the suction hole 120 is equipped with an elastic rubber ring 130, An elastic rubber pad 140 is provided on the upper end surface of the dust collection tube 110;

The pump body 200 is fixed on the upper end surface of the elastic rubber pad 140, and the input end of the pump body 200 is plugged into the inside of the elastic rubber ring 130. There is a support ring 150, and the inner wall of the support ring 150 is provided with a guide rail 160, the surface of the guide rail 160 is slidably equipped with a slider 170, the slider 170 is hinged with one end of the connecting rod 210, and one side of the slider 170 is connected to the side of the support ring 150. An elastic member 180 is installed between the inner walls;

The sleeve 300 is sleeved on the surface of the pump body 200, and the lower end of the sleeve 300 is connected with the support ring 150;

The casing 400 is sleeved on the surface of the sleeve 300 , and the bottom end of the casing 400 is fixedly connected to the base 100 .

In the above implementation process, the sliding block 170 is supported by the elastic member 180, and the connecting rod 210 and the pump body 200 are supported and erected, and an elastic rubber pad 140 is added between the dust collection cylinder 110 and the pump body 200, and the pump When the body 200 is working, it will not easily drive the support ring 150, the dust collector 110 and the machine base 100 to vibrate when it vibrates by itself, reducing the possibility of noise, and the input end of the pump body 200 is connected by the elastic rubber ring 130 Connecting with the dust collection cylinder 110 can not only improve the sealing between the input end of the pump body 200 and the dust collection cylinder 110, but also the elastic rubber ring 130 can be deformed when the pump body 200 vibrates, which can reduce the pump pressure. The input end of the pump body 200 drives the possibility of the vibration of the dust collection cylinder 110, which effectively reduces the noise. In addition, the sleeve 300 and the casing 400 cooperate to form a double-layer shell on the surface of the pump body 200, which can be used between the sleeve 300 and the casing 400. Adding sound-insulating materials between the casings 400 can effectively insulate and reduce noise.

In a specific embodiment, road wheels 190 are provided on the surface of the machine base 100 , and at least two road wheels 190 are arranged at intervals along the circumferential direction of the machine base 100 .

In the above implementation process, the provision of the traveling wheels 190 is more conducive to the walking of the machine base 100 on the ground.

In a specific embodiment, the sliders 170 and the connecting rods 210 are arranged in one-to-one correspondence, and at least three sliders 170 are equidistantly arranged along the circumferential direction of the dust collecting cylinder 110 .

In the above implementation process, a plurality of connecting rods 210 are provided to support the pump body 200 from multiple directions, which can make the erection of the pump body 200 more stable.

In a specific embodiment, the elastic member 180 is a spring, and the elastic member 180 and the connecting rod 210 are respectively located on two sides of the slider 170 .

When the low-noise vacuuming equipment is used indoors, it is a good place for domestic pets such as pet cats to rest. Therefore, domestic pets usually lie on top of the low-noise vacuuming equipment for rest. In summer, when domestic pets lie on top of low-noise vacuuming equipment for a long time, domestic pets tend to feel hot and have poor comfort.

In a specific embodiment, a collar 500 is slipped on the top end of the sleeve 300, and a sealing plate 510 is installed on the upper surface of the collar 500, and the side wall of the sealing plate 510 is fixedly connected with the inner wall of the casing 400, sealing The surface of the plate 510 is provided with a through hole 520, the through hole 520 is provided with a sealing ring 530, the inside of the sealing ring 530 is inserted with an exhaust pipe 540, and the bottom end of the exhaust pipe 540 communicates with the output end of the pump body 200 and fixed.

In the above implementation process, the gas delivered by the output end of the pump body 200 will be delivered to the top of the sealing plate 510 through the exhaust pipe 540, and the sealing ring 530 is set between the exhaust pipe 540 and the sealing plate 510, which can not only improve the The tightness between 540 and sealing plate 510, when the pump body 200 works to drive the exhaust pipe 540 to vibrate, the elastic sealing ring 530 can reduce the possibility of subsequent vibration of the sealing plate 510 and reduce the vibration caused by the sealing plate 510. and the possibility of noise.

In a specific embodiment, the collar 500 and the sealing plate 510 divide the interior of the casing 400 into an upper chamber 410 and a lower chamber 420, and the top of the casing 400 is communicated with an air blowing pipe 550, and the inside of the air blowing pipe 550 Breathing paper 560 is provided, the top end of the exhaust pipe 540 and the bottom end of the air blowing pipe 550 are both in communication with the upper chamber 410 , and the bottom end of the air blowing pipe 550 extends to the outside of the casing 400 .

In the above implementation process, after the gas delivered by the exhaust pipe 540 is delivered to the upper chamber 410 above the sealing plate 510, the air pressure in the upper chamber 410 will be increased, and the gas in the upper chamber 410 will pass through the blowing pipe. 550 discharges, and in summer, when domestic pets are lying on the top of the casing 400, the gas output by blowing pipe 550 can be blown on the surface of domestic pets, making domestic pets more comfortable;

In addition, the breathing paper 560 is provided so that the blowing tube 550 can be water-proof and breathable, and after the domestic pet is bathed, the domestic pet is placed on the top of the casing 400 to dry the hair of the domestic pet.

In a specific embodiment, at least two air blowing pipes 550 are arranged at intervals on the top of the casing 400, and the upper end surface of the air blowing pipe 550 is flush with the upper end surface of the casing 400, and the upper end surface of the casing 400 is a plane. .

In the above implementation process, a plurality of gas blowing pipes 550 are provided to increase the range of gas delivery.

In the cold winter, domestic pets are prone to feel cold when lying on top of the low-noise vacuuming equipment, which is not conducive to the use of pet families.

In a specific embodiment, a first box body 600 and a second box body 610 are installed on the surface of the casing 400, and the first box body 600 and the second box body 610 are arranged symmetrically, and the first box body 600 and the second box body 610 are arranged symmetrically. The opposite sides of the two box bodies 610 are all located in the lower chamber 420, the first box body 600 and the second box body 610 are rotatably connected with connecting pipes 620, and the two connecting pipes 620 are connected through the hand-held pipe 630, and the connecting pipes The end of 620 is provided with a protrusion 640, the surface of the first box body 600 and the surface of the second box body 610 slide through a slide bar 650, and the bottom end of the slide bar 650 is provided with a contact block corresponding to the protrusion 640 660, the top end of the sliding rod 650 slides through the sealing plate 510 and is inserted into the upper chamber 410, the top end of the sliding rod 650 is equipped with a frame plate 670, and the upper end surface of the frame plate 670 is provided with a sealant block 671 corresponding to the blowing pipe 550 , the surface of the sealing plate 510 is provided with an air delivery hole 511 , and the lower end surface of the frame plate 670 is provided with a sealant rod 672 corresponding to the air delivery hole 511 .

In the above implementation process, when the user holds the hand-held tube 630 and toggles the hand-held tube 630, it will drive the connecting tube 620 and the protrusion 640 on its surface to rotate, and the protrusion 640 supports the contact block 660 and the slide bar When 650 moves upwards, it will drive the shelf plate 670, the sealant block 671 and the sealant rod 672 to move up, and the sealant block 671 will be inserted into the air blowing pipe 550 to seal the blowing pipe 550, while the sealant rod 672 will Move out from the air delivery hole 511 on the surface of the sealing plate 510, then the gas in the upper chamber 410 will be delivered to the lower chamber 420, which can prevent the cold wind from blowing to the surface of the domestic pet at the top of the casing 400 through the blowing pipe 550.

In a specific embodiment, return springs are provided between the first box body 600 and the second box body 610 and the corresponding contact blocks 660, and the side walls of the first box body 600 and the side walls of the second box body 610 The fastening bolts 680 are all threaded, and one end of the fastening bolts 680 is tightly connected to the connecting pipe 620. The electric heater is arranged inside the hand-held pipe 630. The first box body 600 is located at one end of the lower chamber 420. The two ends of the two box bodies 610 are closed and arranged, the top of the casing 400 is provided with an arc-shaped pipe body 690, and the arc-shaped pipe body 690 communicates with the second box body 610, and the inner wall of the arc-shaped pipe body 690 is provided with In the exhaust hole, the inside of the first box body 600 and the inside of the second box body 610 are equipped with limiting blocks for limiting the movement of the protrusion 640 .

In the above implementation process, the electric heater is a heating resistance wire. After the gas in the upper chamber 410 is transported into the lower chamber 420, the gas will enter the connecting pipe 620 through the first box body 600, and then pass through the hand-held pipe 630. After being heated by the electric heating element, it is transported to the second box body 610 and the arc-shaped pipe body 690. The arc-shaped pipe body 690 will blow the gas heated by the electric heating element to the top of the casing 400, and the hot air will be blown to the body of the domestic pet. In addition, the electric heating body is placed in the hand-held tube 630, and the user will be warmer when holding the electric heating body.

The embodiment of the present application further provides a dual-purpose pet vacuum cleaner for blowing and sucking, including the above-mentioned noise reduction device, a bottom plate 700 and a filter screen 800. The bottom plate 700 is detachably connected to the dust collection cylinder 110 through bolts, and the bottom plate 700 The surface of the dust suction elbow 710 is installed, the top of the dust suction elbow 710 communicates with the dust collection tube 110, and the filter screen 800 is installed at the suction hole 120.

In the above implementation process, when the pump body 200 sucks the gas in the dust collection cylinder 110, it will form a negative pressure inside the dust collection cylinder 110. Under the use of negative pressure, the dust on the ground or pet hair will be sucked The elbow 710 enters into the dust collecting tube 110 , and the filter screen 800 can block the movement of dust and pet hair, so that dust, pet hair and other sundries can be collected in the dust collecting tube 110 .

Specifically, when the noise reduction device and the blowing-suction dual-purpose pet vacuum cleaner are in use, the pump body 200 is activated, and the gas in the dust collection tube 110 is extracted by the pump body 200, and the dust on the ground or the hair of pets is passed through the suction bend. The pipe 710 enters the dust collection tube 110 to carry out the dust suction operation, and the elastic member 180 supports the slider 170, and then supports and erects the connecting rod 210 and the pump body 200, so that the pump body 200 does not work when it is working. It will drive the support ring 150, the dust collection cylinder 110 and the machine base 100 to vibrate, reducing the possibility of noise, and using the elastic rubber ring 130 to connect the input end of the pump body 200 with the dust collection cylinder 110 can not only improve the pump The tightness between the input end of the pump body 200 and the dust collection cylinder 110, the elastic elastic rubber ring 130 can be deformed when the pump body 200 vibrates, which can reduce the vibration of the dust collection cylinder 110 driven by the input end of the pump body 200 Possibilities can effectively reduce noise. In addition, the double-layer casing composed of the sleeve 300 and the casing 400 can effectively insulate and reduce noise.

The above descriptions are only examples of the present application, and are not intended to limit the scope of protection of the present application. For those skilled in the art, various modifications and changes may be made to the present application. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of this application shall be included within the protection scope of this application. It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

Claims (10)

1. A noise reduction device, comprising

The dust collecting device comprises a machine base (100), wherein a dust collecting barrel (110) is fixed on the surface of the machine base (100), the lower end part of the dust collecting barrel (110) is opened, a suction hole (120) is formed in the upper end surface of the dust collecting barrel (110), an elastic rubber ring (130) is mounted on the inner wall of the suction hole (120), and an elastic rubber pad (140) is arranged on the upper end surface of the dust collecting barrel (110);

the dust collector comprises a pump body (200), wherein the pump body (200) is fixed on the upper end face of an elastic rubber pad (140), the input end of the pump body (200) is inserted into the elastic rubber pad (130), a connecting rod (210) is hinged to the side wall of the pump body (200), a support ring (150) is arranged on the upper end face of a dust collection barrel (110), a guide rail (160) is arranged on the inner wall of the support ring (150), a sliding block (170) is slidably arranged on the surface of the guide rail (160), the sliding block (170) is hinged to one end of the connecting rod (210), and an elastic piece (180) is arranged between one side of the sliding block (170) and the inner wall of the support ring (150);

the sleeve (300) is sleeved on the surface of the pump body (200), and the lower end part of the sleeve (300) is connected with the support ring (150);

the casing (400), casing (400) cover is in the surface of sleeve (300), just the bottom of casing (400) with frame (100) fixed connection.

2. The noise reduction device according to claim 1, characterized in that the surface of the housing (100) is provided with travelling wheels (190), and that the travelling wheels (190) are provided with at least two at intervals in the circumferential direction of the housing (100).

3. The noise reduction device according to claim 1, wherein the sliding blocks (170) and the connecting rods (210) are arranged in a one-to-one correspondence, and the sliding blocks (170) are equidistantly arranged in at least three along the circumferential direction of the dust collection barrel (110).

4. A noise reduction device according to claim 1, characterized in that the elastic member (180) is a spring, and the elastic member (180) and the connecting rod (210) are located on both sides of the slider (170), respectively.

5. The noise reduction device according to claim 1, wherein a collar (500) is sleeved on the top end of the sleeve (300) in a sliding manner, a sealing plate (510) is installed on the upper end face of the collar (500), the side wall of the sealing plate (510) is fixedly connected with the inner wall of the casing (400), a through hole (520) is formed in the surface of the sealing plate (510), a sealing ring (530) is installed on the through hole (520), an exhaust pipe (540) is inserted into the sealing ring (530), and the bottom end of the exhaust pipe (540) is communicated with and fixed with the output end of the pump body (200).

6. The noise reduction device according to claim 5, wherein the collar (500) and the sealing plate (510) divide the interior of the housing (400) into an upper chamber (410) and a lower chamber (420), a gas blowing pipe (550) is communicated with the top end of the housing (400), a breathing paper (560) is arranged in the gas blowing pipe (550), the top end of the exhaust pipe (540) and the bottom end of the gas blowing pipe (550) are both communicated with the upper chamber (410), and the bottom end of the gas blowing pipe (550) extends to the outside of the housing (400).

7. The noise reduction device according to claim 6, wherein at least two air blowing pipes (550) are arranged at the top end of the casing (400) at intervals, the upper end surfaces of the air blowing pipes (550) are flush with the upper end surface of the casing (400), and the upper end surface of the casing (400) is a plane.

8. The noise reduction device according to claim 6, wherein the surface of the casing (400) is provided with a first box body (600) and a second box body (610), the first box body (600) and the second box body (610) are symmetrically arranged, opposite sides of the first box body (600) and the second box body (610) are respectively positioned in the lower cavity (420), the first box body (600) and the second box body (610) are respectively rotatably connected with a connecting pipe (620), two connecting pipes (620) are communicated through a handheld pipe (630), the end parts of the connecting pipes (620) are provided with protrusions (640), the surface of the first box body (600) and the surface of the second box body (610) are respectively provided with a sliding rod (650), the bottom end of the sliding rod (650) is provided with a contact block (660) corresponding to the protrusions (640), the top end of the sliding rod (650) is respectively penetrated through the sealing plate (510) and is inserted into the upper cavity (410), the top end of the sliding rod (650) is provided with a sealing plate (670) corresponding to the top end face of the sealing plate (550), and the lower end surface of the frame plate (670) is provided with a sealant rod (672) corresponding to the gas transmission hole (511).

9. The noise reduction device according to claim 8, wherein a return spring is arranged between the first box body (600) and the second box body (610) and the corresponding contact block (660), the side wall of the first box body (600) and the side wall of the second box body (610) are both in threaded connection with a fastening bolt (680), one end of the fastening bolt (680) is tightly pressed against the connecting pipe (620), an electric heating body is arranged in the handheld pipe (630), one end of the first box body (600) located in the lower cavity (420) is arranged in an opening manner, two ends of the second box body (610) are arranged in a closed manner, an arc-shaped pipe body (690) is arranged at the top end of the casing (400), the arc-shaped pipe body (690) is communicated with the second box body (610), exhaust holes are formed in the inner wall of the arc-shaped pipe body (690) in a spaced manner, and the inner parts of the first box body (600) and the inner part of the second box body (610) are both provided with limiting blocks (640) for limiting movement.

10. A blowing and sucking dual-purpose pet dust collector, which is characterized by comprising the noise reduction device as claimed in any one of claims 1-9, a bottom plate (700) and a filter screen (800), wherein the bottom plate (700) is detachably connected with a dust collection cylinder (110) through bolts, a dust collection bent pipe (710) is arranged on the surface of the bottom plate (700), the top end of the dust collection bent pipe (710) is communicated with the dust collection cylinder (110), and the filter screen (800) is arranged at the suction hole (120).