CN214356306U - Inflatable sealed type expansion cabin device and automobile - Google Patents

Abstract

The utility model provides an aerify sealed and extend cabin device and car, this aerify sealed and extend cabin device and use between extending cabin shell and fixed cabin shell, this aerify sealed and extend cabin device and include the mount pad, locate the first sealing member on the mount pad, and fill the gassing subassembly of being connected with first sealing member, the mount pad encircles the periphery of locating the fixed cabin shell, and fix on extending the lateral wall of cabin shell towards fixed cabin shell one side, first sealing member encircles and locates on the mount pad, and first sealing member sets up towards the fixed cabin shell and adopts inside to make for hollow soft materials, it is used for aerifing to first sealing member to fill the gassing subassembly, so that first sealing member supports and leans on the lateral wall of fixed cabin shell. The inflatable sealed expansion cabin device greatly improves the sealing performance between the fixed cabin shell and the expansion cabin shell, meets the transportation requirement, eliminates the limitation of use, and is favorable for large-scale popularization and use.

Description

Inflatable sealed type expansion cabin device and automobile

Technical Field

The utility model relates to the technical field of automobiles, in particular to inflatable seal type extends cabin device and car.

Background

With the rapid development of science and technology and the improvement of living standard of people, automobiles are popularized in the lives of people and become one of indispensable transportation tools for people to go out.

The existing automobiles can be divided into passenger cars, van trucks, ambulances, fire engines and the like according to functions, wherein the van trucks play an important role in transportation. In order to increase the cargo capacity of a carriage, a movable expansion cabin is additionally arranged on an original fixed cabin to increase the cargo capacity of an existing van.

However, the existing fixed cabin shell and the existing expansion cabin shell have poor sealing performance, and when goods have certain sealing requirements, the transportation requirements cannot be met, so that the fixed cabin shell and the expansion cabin shell have certain use limitations, and are not beneficial to large-scale popularization and use.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing an aerify sealed and extend cabin device and car to solve prior art's fixed cabin shell and extend the relatively poor problem of leakproofness between the two of cabin shell.

The utility model provides an aerify sealed and extend cabin device, uses and extends between cabin shell and the fixed cabin shell, aerify sealed and extend cabin device includes the mount pad, locates first sealing member on the mount pad and with the inflation and deflation subassembly that first sealing member is connected, the mount pad encircles and locates the periphery of fixed cabin shell is fixed extend the cabin shell orientation on the lateral wall of fixed cabin shell one side, first sealing member encircles and locates on the mount pad, just first sealing member orientation the fixed cabin shell sets up and adopts inside to make for hollow soft materials, it is used for to inflate the deflation subassembly to first sealing member aerifys, so that first sealing member supports and leans on the lateral wall of fixed cabin shell.

The utility model has the advantages that: when the expansion cabin shell is used, when sealing is needed, the first sealing element is inflated by the inflation and deflation assembly, so that the first sealing element is expanded under pressure and is abutted against the side wall of the fixed cabin shell, and the effective sealing between the expansion cabin shell and the fixed cabin shell is realized; when the sealing needs to be relieved, the air in the first sealing element is exhausted by the air charging and discharging assembly, so that the first sealing element is decompressed and shrunk and is far away from the side wall of the fixed cabin shell, and the sealing between the expanded cabin shell and the fixed cabin shell is relieved. The inflatable sealed expansion cabin device greatly improves the sealing performance between the fixed cabin shell and the expansion cabin shell, meets the transportation requirement, eliminates the limitation of use, and is favorable for large-scale popularization and use.

Preferably, the top and the bottom of the expansion cabin shell are both provided with second sealing elements, and the second sealing elements are made of soft materials.

Preferably, an annular mounting groove is formed in the mounting seat, and the first sealing element is arranged in the mounting groove in a surrounding mode and faces the side wall of the fixed cabin shell.

Preferably, the first sealing element is a hollow silicone ring.

Preferably, the inflation and deflation assembly comprises an electromagnetic valve and an inflator pump, the inflator pump is used for inflating the first sealing element so that the first sealing element abuts against the side wall of the fixed cabin shell, and the electromagnetic valve is used for discharging gas in the first sealing element so that the first sealing element is far away from the side wall of the fixed cabin shell.

Preferably, the inflatable sealed expansion cabin device further comprises a control assembly, the electromagnetic valve and the inflator pump are electrically connected with the control assembly, the control assembly is used for controlling the inflator pump to automatically inflate the first sealing element, and the control assembly is used for controlling the electromagnetic valve to automatically exhaust the first sealing element.

Preferably, the control assembly comprises a control box, a circuit board arranged in the control box, a pressure sensor and a micro processor arranged on the circuit board and a gas pipe joint arranged at one end of the control box, the electromagnetic valve and the inflator pump are respectively electrically connected with the circuit board, and the electromagnetic valve and the inflator pump are connected with the gas pipe joint through an exhaust hose.

Preferably, an aviation plug is further arranged on the control box.

Preferably, the second seal is arranged to seal the bulb.

Another object of the present invention is to provide a car, which includes the above inflatable sealed type cabin expansion device.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

Fig. 1 is a schematic structural view of an inflatable sealed expansion cabin device in a sealed state in a contracted state of an expansion cabin shell according to a first embodiment of the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

fig. 3 is a schematic structural view of the inflatable sealed expansion cabin device in a sealing-released state when the expansion cabin shell is in an expanded state according to the first embodiment of the present invention;

FIG. 4 is an enlarged schematic view at B of FIG. 3;

fig. 5 is a schematic structural view of an inflation/deflation assembly and a control assembly in the inflatable sealed expansion cabin device according to the first embodiment of the present invention;

fig. 6 is a control schematic diagram of a control assembly in the inflatable sealed expansion cabin device according to the first embodiment of the present invention;

fig. 7 is a control flowchart of a control module in the inflatable sealed expansion cabin device according to the first embodiment of the present invention;

fig. 8 is a flowchart illustrating a failure processing of the control unit in the inflatable sealed expansion cabin device according to the first embodiment of the present invention.

Description of the main element symbols:

expansion cabin shell	50	Fixed cabin shell	40
				Mounting seat	10	First seal member	20
Air pipe joint	75	Second seal	60
				Electromagnetic valve	31	Air pump	32
Aviation plug	76	Control box	71
				Circuit board	72	Pressure sensor	73
Micro-processor	74

The following detailed description of the invention will be further described in conjunction with the above-identified drawings.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 8, an inflatable sealed cabin expansion device according to a first embodiment of the present invention is shown, including: mount 10, first seal 20, solenoid valve 31, inflator 32, and second seal 60.

Wherein: this aerify sealed cabin device of expanding is used between expanding cabin shell 50 and fixed cabin shell 40, this aerify sealed cabin device of expanding specifically includes mount pad 10, locate first sealing member 20 on mount pad 10, and the subassembly of aerifing of being connected with first sealing member 20, mount pad 10 encircles the periphery of locating fixed cabin shell 40, and fix on the lateral wall of expanding cabin shell 50 towards fixed cabin shell 40 one side, first sealing member 20 encircles and locates on mount pad 10, and first sealing member 20 sets up towards fixed cabin shell 40 and adopts inside to make for hollow soft materials, it is used for aerifing to first sealing member 20 to inflate the subassembly of aerifing, so that first sealing member 20 supports and leans on the lateral wall of fixed cabin shell 40.

In the present embodiment, as shown in fig. 1 to 4, it should be noted that the inflatable sealed expansion cabin device is applied between a fixed cabin shell 40 and an expansion cabin shell 50 in a van, and plays a good sealing role between the fixed cabin shell and the expansion cabin shell, and under other conditions, the inflatable sealed expansion cabin device can also be widely applied to scenes with high requirements on sealing performance, such as airplane cabin doors, biological laboratory cabin doors, and the like, and is within the protection scope of the present embodiment. In the present embodiment, it can be understood that the inflatable sealed expansion cabin device mainly includes a mounting seat 10, a first sealing element 20, an inflation and deflation assembly, a second sealing element 60 and a control assembly.

In this embodiment, as shown in fig. 1 to 4, for convenience of implementation, it should be noted that the overall structure of the mount 10 is configured to be annular, during installation, the mount 10 surrounds the periphery of the fixed cabin shell 40 and is fixed on the side wall of the extended cabin shell 50 facing the fixed cabin shell 40, specifically, the mount 10 is installed at the bottom of the side wall of the extended cabin shell 50, and threaded holes are respectively opened on the side walls of the mount 10 and the extended cabin shell 50, and the mount 10 is fixedly installed on the side wall of the extended cabin shell 50 through screws.

In this embodiment, in order to facilitate the arrangement of the first sealing member 20 in the installation seat 10, an annular installation groove is provided on the installation seat 10, and when installed, as shown in fig. 2, the first sealing member 20 is arranged around the installation groove and faces the side wall of the fixed cabin outer shell 40. Specifically, one end of the first sealing member 20 is bonded and fixed to the bottom of the mounting groove, and at the same time, the first sealing member 20 is connected to the inflation and deflation assembly through the exhaust hose. In the present embodiment, the first sealing member 20 is provided as a hollow silicone ring for convenience of implementation. As shown in fig. 2, when the inflation and deflation assembly inflates the first sealing element 20, the first sealing element 20 is inflated by the air pressure and abuts against the side wall of the fixed cabin shell 40, so that a good sealing effect can be formed in the gap between the fixed cabin shell 40 and the expansion cabin shell 50; when the air charging and discharging assembly discharges the air in the first sealing element 20, the air pressure in the first sealing element 20 is reduced to contract and be far away from the side wall of the fixed cabin shell 40, so that the expansion cabin shell 50 can move on the fixed cabin shell 40 to adjust the state of the expansion cabin shell 50.

In this embodiment, as shown in fig. 1 and 4, in order to further improve the sealing performance between the fixed cabin shell 40 and the extended cabin shell 50, the second sealing element 60 is disposed at both the top and the bottom of the extended cabin shell 50, and the second sealing element 60 is made of a soft material, specifically, in this embodiment, the second sealing element 60 is a sealing bubble, and the interior of the second sealing element 60 is a hollow structure, so that when the second sealing element 60 is squeezed, a certain amount of compression can be generated, and a gap between the fixed cabin shell 40 and the extended cabin shell 50 is filled up, thereby forming a good sealing effect.

In this embodiment, for convenience of implementation, it should be noted that the inflation and deflation assembly includes a solenoid valve 31 and an inflator 32, when in use, the inflator 32 is used to inflate the first sealing member 20 so as to make the first sealing member 20 abut against the side wall of the fixed cabin shell 50, and the solenoid valve 31 is used to exhaust the gas in the first sealing member 20 so as to make the first sealing member 20 away from the side wall of the fixed cabin shell 50. In summary, in the inflatable sealed type expansion chamber device, the first sealing member 20 performs a good sealing function by inflating the first sealing member with the inflator 32, and the first sealing member 20 is released from the sealed state by exhausting the gas to the first sealing member 20 with the electromagnetic valve 31, so as to adjust the state of the expansion chamber housing 50.

In this embodiment, as shown in fig. 5 and fig. 6, in order to realize the automatic control of the electromagnetic valve 31 and the inflator 32, the inflatable sealed expansion cabin device further includes a control component, when installed, the electromagnetic valve 31 and the inflator 32 are both electrically connected to the control component, and when in use, the control component is used to control the inflator 32 to automatically inflate the first sealing element 20, and at the same time, the control component is used to control the electromagnetic valve 31 to automatically exhaust the first sealing element 20.

In this embodiment, as shown in fig. 5, it should be noted that the control assembly includes a control box 71, a circuit board 72 disposed in the control box 71, a pressure sensor 73 and a microprocessor 74 disposed on the circuit board 72, and an air pipe connector 75 disposed at one end of the control box 71, when the control assembly is installed, the electromagnetic valve 31 and the inflator 32 are respectively electrically connected to the circuit board 72, and the electromagnetic valve 31 and the inflator 32 are both connected to the air pipe connector 75 through an exhaust hose. Correspondingly, a limit switch, a microswitch and a current detection sensor are mounted on the expansion cabin shell 50. During installation, the limit switch, the microswitch and the current detection sensor are all electrically connected to the microprocessor 74 via a wiring harness.

Specifically, in the present embodiment, the electromagnetic valve 31, the inflator 32, the pressure sensor 73 and the air pipe joint 75 are interconnected through an exhaust hose and a four-way valve, wherein the pressure sensor 73 is used for detecting the air pressure in the exhaust hose, and when the air pressure in the exhaust hose is detected to be greater than a preset value, the air pressure is fed back to the microprocessor 74, and the microprocessor 74 controls the inflator 32 to stop working; when the air pressure in the exhaust hose is detected to be less than the preset value, the air pressure is fed back to the microprocessor 74, and the microprocessor 74 controls the electromagnetic valve 31 to stop working. In this embodiment, as shown in fig. 5, an aviation plug 76 is further disposed on the control box 71, and the aviation plug 76 is used to electrically connect the circuit board 72 and the limit switch, the micro switch and the current detection sensor on the expansion cabin shell 50 together through a transmission wire harness, so that the micro processor 74 can control the states of the electromagnetic valve 31, the inflator 32 and the expansion cabin shell 50 according to signals sent by the limit switch, the micro switch and the current detection sensor.

In the present embodiment, as shown in fig. 6 to 8, it should be noted that the control component is used for controlling the automatic opening and closing of the solenoid valve 31 and the inflator 32 to achieve the automatic sealing between the expansion cabin shell 50 and the fixed cabin shell 40. As shown in fig. 7, it is an automatic control flowchart of the control assembly, specifically, when the expansion cabin shell 50 needs to be contracted or extended, the control assembly is started, and the control assembly firstly completely exhausts the gas inside the first sealing element 20 through the electromagnetic valve 31, and then starts the motor, so that the motor drives the expansion cabin shell 50 to move up and down. When the expansion cabin shell 50 moves and triggers the limit switch, at this time, the microprocessor 74 automatically starts the inflator pump 32 to inflate the first sealing element 20, so that the first sealing element 20 expands and abuts against the side wall of the fixed cabin shell 40, when the pressure sensor 73 detects that the air pressure in the air pipe reaches a preset pressure value, the air pressure is immediately fed back to the microprocessor 74, and the inflator pump 32 is controlled by the microprocessor 74 to stop working, so that the automatic control of the inflator pump 32 is realized, in the embodiment, according to the similar principle, the automatic control of the electromagnetic valve 31 can be realized, so that the automatic sealing between the expansion cabin shell 50 and the fixed cabin shell 40 is completed. More specifically, in this embodiment, as shown in fig. 8, it should be noted that fig. 8 is a flow chart of fault processing of the control module, and when the control module detects that the air pressure value in the air pipe is abnormal, the control module can complete automatic processing of the fault according to the above flow chart, so that the automation degree of the inflatable sealed expansion cabin device is improved, and the device is beneficial to wide popularization and use.

In specific implementation, the installation seat 10 is arranged on the side wall of the expansion cabin shell 50 facing one side of the fixed cabin shell 40, the first sealing element 20 is arranged in the installation seat 10, the first sealing element 20 is arranged facing the fixed cabin shell 40, and then the first sealing element 20 is connected with the inflation and deflation assembly together; when the sealing needs to be released, the air in the first sealing element 20 is exhausted by the air inflation and deflation assembly, so that the first sealing element 20 is decompressed and shrunk and is far away from the side wall of the fixed cabin shell 40, and the sealing between the expansion cabin shell 50 and the fixed cabin shell 40 is released. The inflatable sealed expansion cabin device greatly improves the sealing performance between the fixed cabin shell 40 and the expansion cabin shell 50, meets the transportation requirement, eliminates the limitation of use, and is favorable for large-scale popularization and use.

A second embodiment of the present invention provides an automobile, which comprises the inflatable sealed type cabin expansion device provided by the first embodiment.

It should be noted that the above implementation process is only for illustrating the applicability of the present application, but this does not represent that the inflatable sealed expansion cabin device of the present application has only the above-mentioned implementation flow, and on the contrary, the inflatable sealed expansion cabin device of the present application can be incorporated into the feasible embodiments of the present application as long as it can be implemented.

To sum up, the utility model discloses inflatable seal among the above-mentioned embodiment extends cabin device has promoted the leakproofness between the fixed cabin shell 40 and the extension cabin shell 50 both greatly, has satisfied the transportation requirement, has eliminated the limitation of using, is favorable to on a large scale popularization and use.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. The utility model provides an aerify sealed and extend cabin device, uses and extends between cabin shell and the fixed cabin shell, aerify sealed and extend cabin device includes the mount pad, locates first sealing member on the mount pad and with fill gassing subassembly, its characterized in that first sealing member is connected: the mounting seat is arranged around the periphery of the fixed cabin shell and fixed to the side wall of one side of the fixed cabin shell, the first sealing element is arranged around the mounting seat, the first sealing element faces towards the fixed cabin shell and is made of a hollow soft material, and the inflation and deflation assembly is used for inflating the first sealing element so that the first sealing element is abutted to the side wall of the fixed cabin shell.

2. The inflatable sealed expansion cabin device according to claim 1, wherein: the top and the bottom of the expansion cabin shell are both provided with second sealing elements, and the second sealing elements are made of soft materials.

3. The inflatable sealed expansion cabin device according to claim 1, wherein: the installation seat is provided with an annular installation groove, and the first sealing element is arranged in the installation groove in a surrounding mode and faces the side wall of the fixed cabin shell.

4. The inflatable sealed expansion cabin device according to claim 3, wherein: the first sealing element is a hollow silica gel ring.

5. The inflatable sealed expansion cabin device according to claim 1, wherein: the inflation and deflation assembly comprises an electromagnetic valve and an inflator pump, the inflator pump is used for inflating the first sealing element so that the first sealing element is abutted against the side wall of the fixed cabin shell, and the electromagnetic valve is used for discharging gas in the first sealing element so that the first sealing element is far away from the side wall of the fixed cabin shell.

6. The inflatable sealed expansion cabin device according to claim 5, wherein: the inflatable sealed expansion cabin device further comprises a control assembly, the electromagnetic valve and the inflator pump are electrically connected with the control assembly, the control assembly is used for controlling the inflator pump to automatically inflate the first sealing element, and the control assembly is used for controlling the electromagnetic valve to automatically exhaust the first sealing element.

7. The inflatable sealed expansion cabin device according to claim 6, wherein: the control assembly comprises a control box, a circuit board arranged in the control box, a pressure sensor and a micro processor arranged on the circuit board and a gas pipe joint arranged at one end of the control box, wherein the electromagnetic valve and the inflator pump are respectively electrically connected with the circuit board, and the electromagnetic valve and the inflator pump are connected with the gas pipe joint through exhaust hoses.

8. The inflatable sealed expansion cabin device according to claim 7, wherein: and the control box is also provided with an aviation plug.

9. The inflatable sealed expansion cabin device according to claim 2, wherein: the second seal is configured to seal against the bubble.

10. An automobile, characterized in that: comprising an inflatable sealed expansion capsule device according to any of claims 1 to 9.

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