CN220434959U

CN220434959U - Air pump assembly, controller using same and bed using controller

Info

Publication number: CN220434959U
Application number: CN202321706093.0U
Authority: CN
Inventors: 陈一铖; 段韩路; 陈亚男
Original assignee: Xilinmen Furniture Co Ltd
Current assignee: Xilinmen Furniture Co Ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2024-02-02
Anticipated expiration: 2033-06-30

Abstract

The present utility model relates to an air pump assembly, a controller using the same, and a bed using the controller. The pump body in the existing air pump component is easy to generate larger vibration due to unbalanced weight at two ends. The utility model comprises a pump shell with an assembly cavity and a pump body arranged in the assembly cavity, wherein the pump body is fixedly connected with the pump shell through a vibration reduction part, a motor is arranged in the front end part of the pump body, a gas pumping part is arranged in the rear end part of the pump body, and a weight part is arranged on the gas pumping part so as to reduce the amplitude of the gas pumping part during operation. The weight part is arranged on the gas pumping part, weight balance between two ends of the pump body is ensured by reducing weight difference between the gas pumping part and the motor, vibration amplitude of the gas pumping part during operation is effectively reduced, noise generated during operation of the air pump assembly is further effectively reduced, noise generated by the pump shell due to the fact that the pump shell receives vibration from the pump body is prevented, influence of the noise and the vibration on sleeping of a user is effectively reduced, and use experience is improved.

Description

Air pump assembly, controller using same and bed using controller

Technical Field

The utility model relates to the field of bedding, in particular to an air pump assembly, a controller and a bed.

Background

The existing bed comprises a bed frame and a mattress arranged on the bed frame, wherein a controller and an air bag are arranged in the mattress, an air pump assembly and an electromagnetic valve assembly are arranged in the controller, high-pressure air flow generated by the operation of the air pump assembly is conveyed to the air bag under the guidance of the electromagnetic valve assembly, and the hardness of the mattress is adjusted by adjusting the air pressure of the air bag. The existing air pump assembly comprises a pump shell and a pump body arranged in the pump shell, wherein the pump body comprises an air pumping part and a motor for driving the air pumping part to operate, the weight of the motor is larger than that of the air pumping part, so that the air pumping part can generate larger vibration when the motor operates, the vibration is transmitted outwards through the pump shell, the controller can vibrate when in use, noise is generated due to the vibration, and sleeping and use experience of a user are affected.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides the air pump assembly, the controller using the air pump assembly and the bed using the controller, and the weight balance parts are arranged on the air pumping part to balance the weight of the two ends of the pump body, so that the noise of the pump body during operation is reduced by reducing the vibration amplitude of the air pumping part, and the sleeping experience is effectively improved.

The utility model is realized by the following modes: the utility model provides an air pump assembly, includes the pump case of interior assembly chamber of establishing and the pump body of setting in the assembly intracavity, the pump body passes through damping piece and pump case rigid coupling, be equipped with the motor in the front end of the pump body, be equipped with the gas pumping portion in the rear end, be equipped with the weight piece on the gas pumping portion to reduce the amplitude when gas pumping portion operates. The weight part is arranged on the gas pumping part, weight balance between two ends of the pump body is ensured by reducing weight difference between the gas pumping part and the motor, vibration amplitude of the gas pumping part during operation is effectively reduced, noise generated during operation of the air pump assembly is further effectively reduced, noise generated by the pump shell due to the fact that the pump shell receives vibration from the pump body is prevented, influence of the noise and the vibration on sleeping of a user is effectively reduced, and use experience is improved.

Preferably, the weight is sleeve-shaped, and the weight is sleeved and fixedly connected on the rear end part of the pump body. The counterweight is sleeved and fixedly connected on the gas pumping part, synchronous movement of the counterweight and the gas pumping part is ensured by eliminating a gap between the counterweight and the gas pumping part, partial vibration can be counteracted by the counterweight by utilizing self weight, and the vibration amplitude of the gas pumping part is effectively reduced.

Preferably, the thickness of the weight part is A, and A is more than or equal to 1mm and less than or equal to 5mm, so that the weight part has larger weight, the front end part and the rear end part of the pump body have balanced weight, the weight part is convenient to assemble by limiting the thickness of the weight part, and the size requirement on the space in the pump shell is reduced.

Preferably, the counterweight and the rear end of the pump body are fixedly connected through gluing, and the relative positions of the counterweight and the rear end of the pump body are fixed, so that the counterweight is prevented from being separated from the rear end of the pump body, the counterweight can apply constant acting force to the rear end of the pump body, and the vibration amplitude of the rear end of the pump body is always within a preset range.

Preferably, the axial dimension of the weight is not greater than that of the gas pumping part, the weight completely covers the outer side wall of the gas pumping part, the thickness of the weight is reduced by increasing the area of the covered area of the surface of the gas pumping part, and the weight of the weight is further increased without excessively increasing the occupied space.

Preferably, the counterweight is made of butyl rubber, so that the thickness of the counterweight is effectively reduced, the counterweight has good elastic deformation performance, the counterweight is conveniently and tightly sleeved and positioned on the rear end of the pump body by utilizing the elasticity of the counterweight, the counterweight can be prevented from resonating under the vibration action of the pump body, and the vibration reduction reliability is ensured.

Preferably, the pump body is fixedly connected with the pump shell through a vibration damper so as to enable the pump body to be suspended in the assembly cavity. The vibration absorbing part counteracts vibration generated by the operation of the pump body by utilizing self elastic deformation, and noise is reduced by reducing the vibration received by the pump shell.

Preferably, the vibration absorbing member includes a first connecting portion fixedly connected with the pump housing, a second connecting portion sleeved on the pump housing, and a vibration absorbing portion disposed between the first connecting portion and the second connecting portion, and the vibration absorbing portion counteracts vibration from the pump housing by self-deformation. Vibration on the second connecting portion can be prevented from being transmitted to the first connecting portion by the vibration reduction portion, and vibration generated by the pump body is effectively prevented from being transmitted to the pump shell.

Preferably, the number of the vibration reducing members is two, and the vibration reducing members are respectively sleeved on the front end part and the rear end part of the pump body. The vibration reduction parts are respectively fixedly connected and positioned on the front end part and the rear end part of the pump body, so that the pump body is ensured to always maintain a preset posture in the pump shell, and the condition that the pump body directly collides with the pump shell due to deflection or deflection is prevented.

Preferably, four screws which are arranged in parallel in a split manner and fixedly connected with the pump shell are arranged in the assembly cavity, and the vibration reduction parts are sleeved and fixedly connected on the corresponding screws through four split first connecting parts, so that the pump body is tensioned and positioned through the vibration reduction parts. The vibration absorbing part is sleeved and connected with the corresponding screw rod through the separated first connecting part, so that the vibration absorbing part is tensioned and positioned in four directions by the vibration absorbing part, the pump body can be ensured to be suspended in the pump shell, the pump body is prevented from being in direct contact with the pump shell, vibration can be absorbed by the vibration absorbing part, and the vibration is prevented from being transmitted outwards.

The controller comprises a shell with an installation cavity, and an electromagnetic valve assembly, an air pump assembly and a circuit board which are arranged in the installation cavity, wherein the air pump assembly and the electromagnetic valve assembly are suspended on a suspension through a vibration reduction belt, and the suspension is lapped on the bottom wall of the installation cavity through a silica gel foot pad. Utilize the vibration damping area to play the effect of vibration damping to air pump subassembly and solenoid valve subassembly, prevent that air pump subassembly and solenoid valve subassembly operation from producing the noise and influencing the user sleep.

The utility model provides a use the bed of controller, includes the pad body, the pad body includes comfortable layer, adjustment layer and the spring layer that top-down set gradually, the adjustment layer includes leading sponge section, the centrally-mounted section of adjusting and the postposition sponge section that sets gradually from front to back, be equipped with soft or hard adjustable gasbag in the centrally-mounted section of adjusting, set up the controller that is used for controlling gasbag hardness in the postposition sponge section, the controller passes through the trachea and is connected with the gasbag. The controller is arranged in the pad body, the distance between the controller and the middle-arranged adjusting section is effectively shortened, the pipeline arrangement is facilitated, the vibration generated by the operation of the air pump component and the electromagnetic valve component is prevented by the multistage vibration reduction structure, and the vibration is transmitted to the pad body through the shell, so that the user is ensured to have better sleep experience.

The utility model has the beneficial effects that: the weight part is arranged on the gas pumping part, weight balance between two ends of the pump body is ensured by reducing weight difference between the gas pumping part and the motor, vibration amplitude of the gas pumping part during operation is effectively reduced, noise generated during operation of the air pump assembly is further effectively reduced, noise generated by the pump shell due to the fact that the pump shell receives vibration from the pump body is prevented, influence of the noise and the vibration on sleeping of a user is effectively reduced, and use experience is improved.

Drawings

FIG. 1 is a schematic axial sectional view of an air pump assembly according to an embodiment;

FIG. 2 is a schematic view of a radial sectional structure of the air pump assembly according to the first embodiment;

FIG. 3 is a schematic diagram illustrating a disassembled structure of the air pump assembly according to the first embodiment;

FIG. 4 is a schematic view showing an assembled structure of a pump body and a vibration damper according to an embodiment;

FIG. 5 is a schematic diagram illustrating a disassembled structure of a controller according to a second embodiment;

FIG. 6 is a schematic view showing a disassembled structure of a bed according to a third embodiment;

in the figure: 1. pump case, 2, motor, 3, gas pumping part, 4, counterweight part, 5, damping part, 6, first connecting part, 7, second connecting part, 8, damping part, 9, screw rod, 10, shell, 11, solenoid valve subassembly, 12, air pump subassembly, 13, suspension, 14, silica gel callus on sole, 15, pad body, 16, comfort level, 17, spring layer, 18, leading sponge section, 19, centrally-mounted adjusting section, 20, rear sponge section, 21, controller.

Detailed Description

The essential features of the utility model are further described in connection with the accompanying drawings and the detailed description.

Embodiment one:

the embodiment provides an air pump assembly.

The air pump assembly shown in fig. 1 consists of a pump shell 1 with an assembly cavity and a pump body arranged in the assembly cavity, wherein the pump body is fixedly connected with the pump shell 1 through a vibration reduction piece 5, a motor 2 is arranged in the front end part of the pump body, a gas pumping part 3 is arranged in the rear end part of the pump body, and a weight piece 4 is arranged on the gas pumping part 3 so as to reduce the vibration amplitude of the gas pumping part 3 during operation. The weight difference between the air pumping part 3 and the motor 2 is reduced by arranging the weight piece 4, so that the front end part and the rear end part of the pump body have balanced weight, the air pumping part 3 is effectively prevented from vibrating greatly due to lighter weight, the noise generated by vibration is reduced by inhibiting the vibration amplitude, the influence of the vibration and the noise on the sleeping of a user is further reduced, and the use experience is ensured.

In this embodiment, the pump body is formed by fixedly assembling the motor 2 and the gas pumping part 3, and the motor 2 drives the gas pumping part 3 to operate and compress and convey the gas, so that the pump body can convey high-pressure gas flow outwards. The inside of the gas pumping part 3 is provided with a moving part driven by the motor 2, the moving part runs and vibrates, the vibration amplitude of the gas pumping part 3 during running is reduced by loving the weight difference between the motor 2 and the gas pumping part 3, the vibration transmitted by the pump body outwards is further effectively reduced, the noise generated by the pump body running is reduced by reducing the vibration received by the pump shell 1, and the better sleeping experience of a user is ensured.

In this embodiment, the weight 4 is sleeve-shaped (as shown in fig. 2), and the weight 4 is fixedly sleeved on the rear end of the pump body. The gas pumping part 3 is in a columnar structure, and the axes of the gas pumping part 3 and the motor 2 are arranged in the same direction, so that the motor 2 and the gas pumping part 3 are respectively arranged on two ends of the pump body. The outer side wall of the gas pumping part 3 is in a ring shape, the counterweight 4 can be sleeved and fixedly connected on the outer side wall of the gas pumping part 3, synchronous linkage of the counterweight 4 and the gas pumping part 3 is ensured, and the weight of the counterweight 4 is utilized to offset the kinetic energy of vibration, so that the effect of reducing the vibration amplitude is achieved. Due to the principle of conservation of kinetic energy, the heavier the weight of the driving object is, the lower the speed the driving object can obtain is, so that the smaller the distance the driving object moves under the condition of constant loss is, the weight of the gas pumping part 3 is increased by arranging the weight piece 4, and the vibration amplitude of the gas pumping part 3 is effectively reduced.

In this embodiment, the profile of the inner side wall of the weight 4 matches the profile of the outer side wall of the gas pumping part 3, and the weight 4 can be tightly sleeved on the gas pumping part 3, so as to ensure firm connection between the two parts and prevent the occurrence of vibration separation. The counter weight 4 is fixedly connected with the rear end of the pump body through gluing, and the inner side wall of the counter weight 4 is adhered with the outer side wall of the rear end of the pump body through glue, so that the connection reliability between the counter weight 4 and the pump body is effectively improved.

In this embodiment, the axial dimension of the weight 4 is not greater than the axial dimension of the gas pumping unit 3, so that the weight 4 can completely cover the outer sidewall of the gas pumping unit 3, and each circumferential section of the weight 4 has the same thickness, so that the weight of the weight 4 can be uniformly dispersed on the periphery of the outer sidewall of the gas pumping unit 3, and the gas pumping unit 3 is prevented from being biased to vibrate due to excessive local weight. The thickness of the weight 4 is a, a=2mm, which ensures that the weight 4 has a large weight, ensures that the front end part and the rear end part of the pump body have balanced weight, and reduces the size requirement on the space in the pump shell 1 by limiting the thickness of the weight 4 to facilitate assembly.

In this embodiment, the weight 4 is made of butyl rubber, which is convenient to process, has low cost, and can prevent the weight 4 from resonating with the pump body, so as to ensure the pump body to stably run in a preset vibration amplitude. In addition, the weight 4 may be made of silica gel, rubber, etc., which should be regarded as a specific implementation of the present embodiment.

In this embodiment, the pump body is fixedly connected to the pump housing 1 by a vibration damper 5 so that the pump body is suspended in the assembly chamber (as shown in fig. 3). The vibration absorbing member 5 comprises a first connecting part 6 fixedly connected with the pump shell 1, a second connecting part 7 sleeved on the pump body, and a vibration absorbing part 8 (shown in fig. 4) arranged between the first connecting part 6 and the second connecting part 7, wherein the vibration absorbing part 8 counteracts vibration from the pump body through self deformation. Vibration absorbing piece 5 realizes respectively with pump case 1 and pump body rigid coupling through first connecting portion 6 and second connecting portion 7, utilizes the deformation of vibration absorbing portion 8 to reset and offset the vibration that the pump body produced when the operation, and then through reducing vibration and noise to promote the sleep and experience.

In this embodiment, the number of the vibration absorbing members 5 is two, and the vibration absorbing members include a main member and an auxiliary member respectively sleeved on the front end portion and the rear end portion of the pump body. The main part and the auxiliary part are fixedly connected with two ends of the pump body respectively, so that the pump body is prevented from being in contact with and colliding with the pump shell 1, the axial line of the pump body can be ensured to be kept in a parallel posture with the axial line of the pump shell 1, the pump body is ensured to be suspended in the assembly cavity and not to be in contact with the pump shell 1, and vibration generated by the pump body is prevented from being directly transmitted to the pump shell 1.

In this embodiment, four screws 9 which are parallel to each other and fixedly connected with the pump housing 1 are disposed in the assembly cavity, and the vibration absorbing members 5 are fixedly connected with the corresponding screws 9 in a sleeved manner through four first connecting portions 6 which are separately disposed, so that the pump body is tensioned and positioned through the vibration absorbing members 5. The first connecting part 6 is a collar, and the screw 9 penetrates through the collar and is fixedly connected with the pump shell 1, so that the first connecting part 6 is fixedly connected with the pump shell 1. The four lantern rings can be fixedly sleeved with the corresponding screw rods 9, so that the lantern rings can provide four tensile forces in different directions for the vibration reduction piece 5, and the vibration reduction piece 5 is effectively tensioned and can cope with vibration in all directions of the pump body. Because screw rod 9 each other is parallel arrangement for damping piece 5 perpendicular to screw rod 9 sets up, and when screw rod 9 and lantern ring are connected in place and take up the back of location, the pull effort between lantern ring inner wall and the screw rod 9 outer wall can produce frictional force, ensures that the lantern ring can not follow screw rod 9 axial slip, and then ensures that the pump body is along screw rod 9 axis direction location reliable, prevents the pump body emergence and the condition of assembly chamber terminal surface contact.

It is understood that the parameter A may be 1mm, 3mm, 4mm, 5mm, etc. as long as the requirement that A is 1 mm.ltoreq.A.ltoreq.5 mm is satisfied.

Embodiment two:

compared with the first embodiment, the present embodiment provides a controller.

The controller 21 shown in fig. 5 is composed of a shell 10 with an installation cavity, a solenoid valve assembly 11, an air pump assembly 12 and a circuit board, wherein the solenoid valve assembly 11, the air pump assembly 12 and the solenoid valve assembly 11 are suspended on a suspension 13 through vibration reduction belts, and the suspension 13 is lapped on the bottom wall of the installation cavity through a silica gel foot pad 14. The circuit board controls the solenoid valve assembly 11 and the air pump assembly 12 to operate, and high-pressure air flow generated by the operation of the air pump assembly 12 is conveyed to the target space under the guidance of the solenoid valve assembly 11, so that the air pressure in the target space is adjustable.

In this embodiment, the target space may be an air bag, so that the air pump assembly may perform an air inflation operation on the air bag, or may be an external space, so that the air pump assembly may perform an air exhaust operation on the air bag.

In this embodiment, the air pump assembly 12 and the electromagnetic valve assembly 11 are suspended on the suspension 13 through the vibration damping belt, the suspension 13 is lapped on the bottom wall of the installation cavity through the silica gel foot pad 14, so that vibration generated by the operation of the air pump assembly 12 and the electromagnetic valve assembly 11 can be counteracted by deformation of the vibration damping belt and the silica gel foot pad 14 in sequence, vibration of the shell 10 is reduced through multistage vibration damping, noise generated during the operation of the controller 21 is further reduced, and the influence on sleeping of a user is reduced.

In this embodiment, a pipeline assembly is disposed in the controller 21, and the pipeline assembly includes a noise reduction box, an internal pipe connected between the air pump assembly 12 and the electromagnetic valve assembly 11 in a bridging manner, and an external pipe connected to the electromagnetic valve assembly 11 and the external target space. The built-in pipes are completely hidden in the shell 10, and the number of the built-out pipes is multiple, so that the built-in pipes can be communicated with different target spaces. The high-pressure air flow generated by the operation of the air pump assembly 12 is transmitted to the electromagnetic valve assembly 11 through the built-in pipe, and the electromagnetic valve assembly 11 guides the high-pressure air to flow to the air bag forming the target space for conveying through opening and closing control, so that the hardness of the air bag is adjustable.

Other structures and effects of the air pump assembly in this embodiment are the same as those of the embodiment, and will not be described again.

Embodiment III:

compared with the second embodiment, the present embodiment provides a bed.

The bed shown in fig. 6 is composed of a cushion body 15, the cushion body 15 comprises a comfort layer 16, an adjusting layer and a spring layer 17 which are sequentially arranged from top to bottom, the adjusting layer comprises a front sponge section 18, a middle adjusting section 19 and a rear sponge section 20 which are sequentially arranged from front to back, soft and hard adjustable air bags are arranged in the middle adjusting section 19, a controller 21 for controlling the soft and hard of the air bags is arranged in the rear sponge section 20, and the controller 21 is connected with the air bags through air pipes.

In this embodiment, the cushion body 15 includes an outer cover that integrally encloses the comfort layer 16, the adjustment layer, and the spring layer 17. The comfort layer 16 may be closely adhered to the surface of the user to enhance support comfort by increasing the contact area. The hardness adjustment is realized to the adjustment layer through controlling the internal air pressure of gasbag for the pad body 15 hardness is adjustable, satisfies the user demand of user differentiation. The spring layer 17 can provide overall support for the user. The outer cover plays a role in protecting the pad body 15 and is convenient to detach and clean.

In this embodiment, the controller 21 is disposed in the cushion body 15, so that the distance between the controller 21 and the air bag is effectively shortened, and the pipeline is conveniently laid.

Other structures and effects of the controller in this embodiment are the same as those in the second embodiment, and will not be described again.

Claims

1. The utility model provides an air pump assembly, includes pump case (1) of interior assembly chamber and the pump body of setting in the assembly intracavity, the pump body passes through damping piece (5) and pump case (1) rigid coupling, its characterized in that, be equipped with motor (2) in the front end of the pump body, be equipped with gas pumping portion (3) in the rear end, be equipped with counterweight (4) on gas pumping portion (3) to reduce the amplitude when gas pumping portion (3) are operated.

2. An air pump assembly according to claim 1, wherein the weight (4) is sleeve-shaped, and the weight (4) is fixedly sleeved on the rear end of the pump body.

3. An air pump assembly according to claim 2, wherein the weight (4) has a thickness a of 1mm or less and a 5mm or less; or the counterweight (4) is fixedly connected with the rear end part of the pump body through gluing; alternatively, the axial dimension of the weight (4) is not greater than the axial dimension of the gas pumping section (3).

4. An air pump assembly according to claim 2, wherein the weight (4) is made of butyl rubber.

5. An air pump assembly according to any one of claims 1-4, wherein the pump body is fixedly connected to the pump housing (1) by means of a vibration damper (5) so as to suspend the pump body in the assembly cavity.

6. An air pump assembly according to claim 5, wherein the vibration damper (5) comprises a first connecting portion (6) fixedly connected with the pump casing (1), a second connecting portion (7) sleeved on the pump casing, and a vibration damper portion (8) arranged between the first connecting portion (6) and the second connecting portion (7), wherein the vibration damper portion (8) counteracts vibration from the pump casing through self deformation.

7. An air pump assembly according to claim 5, wherein the number of vibration damping members (5) is two, and the vibration damping members are respectively sleeved on the front end portion and the rear end portion of the pump body.

8. An air pump assembly according to claim 6, wherein four screws (9) which are arranged in parallel and fixedly connected with the pump shell (1) are arranged in the assembly cavity, and the vibration reduction parts (5) are sleeved and fixedly connected on the corresponding screws (9) through four first connecting parts (6) which are arranged in a separated mode, so that the pump body is tensioned and positioned through the vibration reduction parts (5).

9. A controller using the air pump assembly according to any one of claims 1 to 8, comprising a housing (10) with a mounting cavity therein, and an electromagnetic valve assembly (11), an air pump assembly (12) and a circuit board disposed in the mounting cavity, wherein the air pump assembly and the electromagnetic valve assembly (11) are suspended on a suspension (13) through a vibration damping belt, and the suspension (13) is lapped on the bottom wall of the mounting cavity through a silica gel foot pad (14).

10. A bed using the controller of claim 9, comprising a cushion body (15), characterized in that, the cushion body (15) comprises a comfort layer (16), an adjusting layer and a spring layer (17) which are sequentially arranged from top to bottom, the adjusting layer comprises a front sponge section (18), a middle adjusting section (19) and a rear sponge section (20) which are sequentially arranged from front to back, a soft and hard adjustable air bag is arranged in the middle adjusting section, a controller (21) for controlling the soft and hard of the air bag is arranged in the rear sponge section (20), and the controller (21) is connected with the air bag through an air pipe.