Vacuum booster with brake master cylinder liquid storage tank

Abstract

The utility model relates to the field of liquid storage tanks, and discloses a liquid storage tank with a brake master cylinder for a vacuum booster, which comprises a liquid storage tank body, the top of the liquid storage tank body is communicated with an air outlet pipe, the top end of the air outlet pipe is slidably connected with a connecting rod in a penetrating manner, the top of the liquid storage tank body is fixedly connected with two electric telescopic rods, and the two electric telescopic rods are fixedly connected with the liquid storage tank body. The output ends of the two electric telescopic rods are fixedly connected with connecting plates, the sides, close to each other, of the two connecting plates are fixedly connected with the same top cover, the bottom of the top cover is fixedly connected with the top ends of the connecting rods, and the bottom ends of the connecting rods extend into the liquid storage tank body and are fixedly connected with air compression discs. The liquid storage tank is easy to use, gas in the liquid storage tank body can be exhausted after the two electric telescopic rods are started to drive the gas compression disc and the connecting rod to ascend, and after exhausting is completed, the sealing disc can be driven to return to the original position through elastic force of the springs to seal the bottom end of the gas outlet pipe, so that the interior of the liquid storage tank body is in a relatively vacuum state.

Description

Technical Field

[0001] The utility model relates to the field of liquid storage tanks, in particular to a vacuum booster with a brake master cylinder liquid storage tank. Background Art

[0002] The utility model with authorization announcement number: CN212567844U discloses a vacuum booster with a brake master cylinder fluid storage tank, which belongs to the technical field of fluid storage tanks. A vacuum booster with a brake master cylinder fluid storage tank comprises a box body, a support cover and a fluid storage tank body, the support cover is fixedly connected to the top of the box body, the side wall of the support cover is provided with a clamping mechanism, the bottom of the clamping mechanism is fixedly connected with a movable plate, the movable plates are two symmetrically designed, the fluid storage tank body is located between the two movable plates, the top inner wall of the box body is provided with a lifting mechanism, the lifting mechanism is fixedly connected with a support plate, the support plate is attached to the fluid storage tank body, an air pump is provided in the box body, and the output end of the air pump is connected with a first hollow tube; the utility model has a simple appearance and reliable operation, and through the interaction between the air pump and the airbag, while flexibly detecting the sealing, a cleaning function is added, and the practicality is greatly improved.

[0003] The above utility model patent cannot discharge a large amount of gas in the tank, and then cannot adjust the gas content in the tank, so it cannot create a relatively vacuum environment. Therefore, technical personnel in this field provide a vacuum booster with a brake master cylinder fluid storage tank to solve the problems raised in the above background technology. Utility Model Content

[0004] The utility model aims to provide a vacuum booster with a brake master cylinder fluid storage tank to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a vacuum booster with a brake master cylinder fluid reservoir, comprising a fluid reservoir body, the top of the fluid reservoir body is connected with an air outlet pipe, the top of the air outlet pipe is penetrated by a connecting rod for sliding connection, the top of the fluid reservoir body is fixedly connected with two electric telescopic rods, the output ends of the two electric telescopic rods are fixedly connected with a connecting plate, the two connecting plates are fixedly connected with the same top cover on one side close to each other, and the bottom of the top cover is fixedly connected to the top of the connecting rod, the bottom end of the connecting rod extends into the fluid reservoir body and is fixedly connected with an air pressure disk, the top inner wall of the fluid reservoir body is fixedly connected with an installation box, a plurality of springs are provided in a circular array on the top inner wall of the fluid reservoir body, the bottom ends of the plurality of springs are fixedly connected with the same sealing disk, and the connecting rod penetrates the installation box and extends to the top of the air outlet pipe, the bottom of the sealing disk is sealed and fitted with the bottom inner wall of the installation box.

[0006] As a further solution of the utility model: two liquid inlet pipes are connected on the outer wall of the liquid storage tank body, and water valves are installed on the two liquid inlet pipes.

[0007] As a further solution of the utility model: two liquid outlet pipes are connected to the bottom of the liquid storage tank body, and a support frame is fixedly connected to the bottom of the liquid storage tank body.

[0008] As a further solution of the utility model: a tension spring is fixedly connected to the bottom end of the top cover, the bottom end of the tension spring is fixedly connected to the top of the liquid storage tank body, and the air outlet pipe passes through the tension spring, and the tension spring surrounds the air outlet pipe.

[0009] As a further solution of the utility model: filter tubes are embedded in the two liquid inlet pipes, and one side of the filter tube is in contact with the water inlet of the liquid inlet pipe.

[0010] As a further solution of the utility model: the connecting rod seal passes through the sealing plate, and the air pressure plate is located above the water outlets of the two liquid inlet pipes.

[0011] As a further solution of the utility model: a handle is fixedly connected to the top of the top cover, and the electric telescopic rod is located on both sides of the air outlet pipe.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] By starting the two electric telescopic rods to drive the two connecting plates to rise, the top cover can be driven to rise. The raised top cover can stretch the tension spring and drive the connecting rod and the air pressure plate to rise. At this time, the air pressure plate will push the gas in the liquid storage tank body into the installation box. At this time, because the air pressure below will lift the sealing plate, the sealing plate will compress multiple springs. At this time, because the sealing plate is separated from the fit with the inner wall of the bottom of the installation box, the seal of the gap at the connection between the connecting rod and the installation box will be released. At this time, the gas will be discharged out of the liquid storage tank body through the installation box and the air outlet pipe, and then the two electric telescopic rods are started to drive the air pressure plate and the connecting rod to return to their original positions to complete the discharge work. At this time, the sealing plate is no longer under stress and can return to its original position through the rebound force of multiple springs. Then the gap at the connection between the connecting rod and the installation box can be re-sealed. At this time, the gas in the liquid storage tank body will be discharged and is in a relative vacuum state.

[0014] The utility model is easy to use. By starting two electric telescopic rods to drive the air compression plate and the connecting rod to rise, the gas in the liquid storage tank body can be discharged. After the discharge is completed, the sealing plate can be driven back to the original position by the elastic force of multiple springs to seal the bottom end of the air outlet pipe, so that the liquid storage tank body is in a relatively vacuum state. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1It is a three-dimensional schematic diagram of the utility model from the first perspective;

[0016] Figure 2 It is a three-dimensional schematic diagram of the second viewing angle of the present utility model;

[0017] Figure 3 It is a three-dimensional explosion schematic diagram of the utility model;

[0018] Figure 4 It is a partial cross-sectional schematic diagram of the utility model;

[0019] Figure 5 For the utility model Figure 4 An enlarged schematic diagram of part A.

[0020] In the figure: 1. Liquid storage tank body; 2. Electric telescopic rod; 3. Top cover; 4. Handle; 5. Connecting plate; 6. Water valve; 7. Liquid inlet pipe; 8. Filter pipe; 9. Support frame; 10. Liquid outlet pipe; 11. Tension spring; 12. Air outlet pipe; 13. Air pressure plate; 14. Connecting rod; 15. Installation box; 16. Spring; 17. Sealing plate. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] See also Figures 1 to 5 In the embodiment of the utility model, a vacuum booster with a brake master cylinder fluid reservoir comprises a fluid reservoir body 1, the top of the fluid reservoir body 1 is connected with an air outlet pipe 12, the top of the air outlet pipe 12 is penetrated by a connecting rod 14 for sliding connection, the top of the fluid reservoir body 1 is fixedly connected with two electric telescopic rods 2, the output ends of the two electric telescopic rods 2 are fixedly connected with a connecting plate 5, the two connecting plates 5 are fixedly connected with the same top cover 3 on one side close to each other, and the bottom of the top cover 3 is fixedly connected to the top of the connecting rod 14, the bottom end of the connecting rod 14 extends into the fluid reservoir body 1 and is fixedly connected with a pressure disc 13, the top inner wall of the fluid reservoir body 1 is fixedly connected with an installation box 15, a plurality of springs 16 are arranged in an annular array on the top inner wall of the fluid reservoir body 1, the bottom ends of the plurality of springs 16 are fixedly connected with the same sealing disc 17, and the connecting rod 14 penetrates the installation box 15 and extends to the top of the air outlet pipe 12, and the bottom of the sealing disc 17 is sealed and fitted with the bottom inner wall of the installation box 15.

[0023] In this embodiment, two liquid inlet pipes 7 are connected to the outer wall of the liquid storage tank body 1, and water valves 6 are installed on the two liquid inlet pipes 7.

[0024] In this embodiment, two liquid outlet pipes 10 are connected to the bottom of the liquid storage tank body 1, and a support frame 9 is fixedly connected to the bottom of the liquid storage tank body 1. The two liquid outlet pipes 10 at the bottom of the liquid storage tank body 1 can release liquid for circulation.

[0025] In this embodiment, a tension spring 11 is fixedly connected to the bottom end of the top cover 3, the bottom end of the tension spring 11 is fixedly connected to the top of the liquid storage tank body 1, and the air outlet pipe 12 passes through the tension spring 11, and the tension spring 11 surrounds the air outlet pipe 12.

[0026] In this embodiment, filter tubes 8 are embedded in both liquid inlet pipes 7, one side of the filter tube 8 is in contact with the water inlet of the liquid inlet pipe 7, the water inlet of the liquid inlet pipe 7 can be connected to the infusion pipe, the water valve 6 can switch the flow of liquid in the liquid inlet pipe 7, and the liquid flowing in the liquid inlet pipe 7 can be filtered by the filter tube 8.

[0027] In this embodiment, the connecting rod 14 seals and passes through the sealing disk 17, and the air pressure disk 13 is located above the water outlets of the two liquid inlet pipes 7. After starting the two electric telescopic rods 2 to drive the two connecting plates 5 to rise, the top cover 3 can be driven to stretch the tension spring 11 and drive the connecting rod 14 and the air pressure disk 13 to rise. At this time, the air pressure disk 13 will push the gas in the liquid storage tank body 1 into the installation box 15. At this time, because the air pressure below will lift the sealing disk 17, the sealing disk 17 will compress multiple springs 16. At this time, because the sealing disk 17 is separated from the inner wall of the bottom of the installation box 15, the seal of the gap at the connection between the connecting rod 14 and the installation box 15 will be released.

[0028] In this embodiment, a handle 4 is fixedly connected to the top of the top cover 3, and the electric telescopic rods 2 are located on both sides of the air outlet pipe 12. The two electric telescopic rods 2 are started to drive the air compression plate 13 and the connecting rod 14 to return to their original positions to complete the discharge work. At this time, the sealing plate 17 is no longer under stress and can return to its original position through the rebound force of multiple springs 16. Then the gap at the connection between the connecting rod 14 and the installation box 15 can be re-sealed. At this time, the gas in the liquid storage tank body 1 will be discharged and is in a relative vacuum state.

[0029] The working principle of the utility model is as follows: the water inlet of the liquid inlet pipe 7 can be connected to the infusion pipe connection, the water valve 6 can switch the circulation of the liquid in the liquid inlet pipe 7, the liquid in the liquid inlet pipe 7 can be filtered by the filter tube 8, and the two liquid outlet pipes 10 located at the bottom of the liquid storage tank body 1 can release the liquid for circulation, and the two connecting plates 5 can be driven to rise by starting the two electric telescopic rods 2, and then the top cover 3 can be driven to rise, and the raised top cover 3 can stretch the tension spring 11 and drive the connecting rod 14 and the air pressure plate 13 to rise. At this time, the air pressure plate 13 will push the gas in the liquid storage tank body 1 into the installation box 15. At this time, because the air pressure below will push up the sealing plate 17, the sealing plate 1 7 will compress multiple springs 16. At this time, because the sealing disk 17 is separated from the fit with the inner wall of the bottom of the installation box 15, the seal of the gap at the connection between the connecting rod 14 and the installation box 15 will be released. At this time, the gas will be discharged out of the liquid storage tank body 1 through the installation box 15 and the air outlet pipe 12, and then the two electric telescopic rods 2 are started to drive the air compression disk 13 and the connecting rod 14 to return to their original positions to complete the discharge work. At this time, the sealing disk 17 is no longer under stress and can return to its original position through the rebound force of multiple springs 16. Then, the gap at the connection between the connecting rod 14 and the installation box 15 can be re-sealed. At this time, the gas in the liquid storage tank body 1 will be discharged and is in a relative vacuum state.

[0030] However, as is well known to those skilled in the art, the working principle and wiring method of the electric telescopic rod 2 are commonplace, and are conventional means or common knowledge, and will not be elaborated here. Those skilled in the art may make any selection according to their needs or convenience.

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A vacuum booster with a brake master cylinder fluid reservoir, comprising a fluid reservoir body (1), characterized in that: The top of the liquid storage tank body (1) is connected to an air outlet pipe (12), the top of the air outlet pipe (12) is penetrated by a connecting rod (14) for sliding connection, the top of the liquid storage tank body (1) is fixedly connected to two electric telescopic rods (2), the output ends of the two electric telescopic rods (2) are fixedly connected to a connecting plate (5), the two connecting plates (5) are fixedly connected to the same top cover (3) on one side close to each other, and the bottom of the top cover (3) is fixedly connected to the top of the connecting rod (14), and the bottom of the connecting rod (14) is fixedly connected to the top of the connecting rod (14). The end of the connecting rod (14) extends into the liquid storage tank body (1) and is fixedly connected to a pressure plate (13); the top inner wall of the liquid storage tank body (1) is fixedly connected to a mounting box (15); a plurality of springs (16) are arranged in an annular array on the top inner wall of the liquid storage tank body (1); the bottom ends of the plurality of springs (16) are fixedly connected to a same sealing plate (17); the connecting rod (14) passes through the mounting box (15) and extends to the top of the air outlet pipe (12); the bottom of the sealing plate (17) is sealed and fitted to the bottom inner wall of the mounting box (15).

2. A vacuum booster with a brake master cylinder fluid storage tank according to claim 1, characterized in that: Two liquid inlet pipes (7) are connected on the outer wall of the liquid storage tank body (1), and water valves (6) are installed on the two liquid inlet pipes (7).

3. A vacuum booster with a brake master cylinder fluid storage tank according to claim 1, characterized in that: Two liquid outlet pipes (10) are connected at the bottom of the liquid storage tank body (1), and a support frame (9) is fixedly connected to the bottom of the liquid storage tank body (1).

4. A vacuum booster with a brake master cylinder fluid storage tank according to claim 1, characterized in that: A tension spring (11) is fixedly connected to the bottom end of the top cover (3), the bottom end of the tension spring (11) is fixedly connected to the top of the liquid storage tank body (1), and the air outlet pipe (12) passes through the tension spring (11), and the tension spring (11) surrounds the air outlet pipe (12).

5. A vacuum booster with a brake master cylinder fluid storage tank according to claim 2, characterized in that: A filter tube (8) is embedded in each of the two liquid inlet pipes (7), and one side of the filter tube (8) is in contact with the water inlet of the liquid inlet pipe (7).

6. A vacuum booster with a brake master cylinder fluid storage tank according to claim 1, characterized in that: The connecting rod (14) seals and penetrates the sealing plate (17), and the air pressure plate (13) is located above the water outlets of the two liquid inlet pipes (7).

7. A vacuum booster with a brake master cylinder fluid storage tank according to claim 1, characterized in that: A handle (4) is fixedly connected to the top of the top cover (3), and the electric telescopic rod (2) is located on both sides of the air outlet pipe (12).

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