Emergency brake valve block

Abstract

The utility model provides an emergency brake valve block which comprises a valve body which comprises a cavity, and the cavity comprises a loop system. The loop system is provided with an interface on the valve body; the valve group comprises a cartridge valve and a switch; the accessory comprises an adapter, a chock plug or a bolt; and the energy storage device is connected with the valve body through an adapter. And an emergency module is arranged in the emergency brake valve block, so that a valve block part connected to a circuit can be selected under an emergency condition. And emergencies are handled emergently. The surface of the valve body is subjected to nickel plating treatment. The device is simple in structure, convenient to use, capable of effectively solving emergencies and good in industrialization prospect.

Description

Technical Field

[0001] The utility model relates to a braking technology, in particular to an emergency braking valve block. Background Art

[0002] Brake valves are classified into pneumatic and hydraulic valves. Their proper function is crucial for parking and provides technical support for smooth braking. A vehicle typically has only one brake system, but brake system failure is inevitable. When this happens, emergency measures are needed to prevent loss of control and a potential accident. Utility Model Content

[0003] The utility model aims at the shortcomings of the prior art and provides an emergency brake valve block, which solves the technical problem in the prior art that the brake cannot cope with emergencies by changing the functional position of the valve block connected to the circuit.

[0004] An emergency brake valve block, comprising:

[0005] The valve body includes a cavity, and the cavity includes a circuit system;

[0006] The loop system is provided with an interface on the valve body;

[0007] Valve group, which includes cartridge valves and switches;

[0008] Accessories, including adapters, plugs or bolts;

[0009] Energy accumulator, the energy accumulator is connected to the valve body through an adapter.

[0010] Optionally, the circuit system includes an oil filling circuit system, a normal use circuit system, a backup brake circuit system and a backup brake release system.

[0011] Optionally, the energy accumulator and the adapter are connected to a single-pole double-throw pressure switch, and the single-pole double-throw pressure switch is used to control the energy pressure in the energy accumulator.

[0012] The adapter is used to adjust the brake air pressure.

[0013] Optionally, the circuit of the emergency brake valve block includes a pressure relay, a parallel valve group connected in parallel with the pressure relay, one branch of the parallel valve group is connected with a load-sensitive throttle valve and a first bidirectional single-acting two-way valve, another branch of the parallel valve group is connected with a one-way valve and a second bidirectional single-acting two-way valve, and the other end of the parallel valve group is connected in parallel with a third bidirectional single-acting two-way valve and a brake caliper.

[0014] Optionally, in the normal use loop system and the backup brake release system circuit in the circuit, the two-way part of the first bidirectional single-acting two-way valve is connected to the circuit, the two-way part of the second bidirectional single-acting two-way valve is connected to the circuit, and the two-way part of the third bidirectional single-acting two-way valve is connected to the circuit.

[0015] Optionally, in the circuit of the oil filling circuit system in the circuit, the two-way part of the first bidirectional single-acting two-way valve is connected to the circuit, the two-way part of the second bidirectional single-acting two-way valve is connected to the circuit, and the two-way part of the third bidirectional single-acting two-way valve is connected to the circuit.

[0016] Optionally, in the circuit of the backup brake circuit system in the circuit, the two-way part of the first two-way single-acting two-way valve is connected to the circuit, the two-way part of the second two-way single-acting two-way valve is connected to the circuit, and the two-way part of the third two-way single-acting two-way valve is connected to the circuit.

[0017] The working pressure of the emergency brake valve block is 0-125bar.

[0018] Compared with the prior art, the present invention has the following beneficial technical effects:

[0019] The emergency brake valve block is equipped with an emergency module, which allows you to select the valve block part that is connected to the circuit in an emergency. Emergency handling of emergencies. The valve body surface of this disclosure is nickel-plated. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The above and / or additional aspects and advantages of the present disclosure will become apparent and readily understood from the following description of the embodiments in conjunction with the accompanying drawings, in which:

[0021] Figure 1 is an elevation view of an embodiment of the present disclosure;

[0022] Figure 2 is a cross-sectional view of an embodiment of the present disclosure;

[0023] Figure 3 It is a left side view of an embodiment of the present disclosure;

[0024] Figure 4 This is a schematic diagram of the backup brake release function according to an embodiment of the present disclosure;

[0025] Figure 5 This is a schematic diagram of the oil filling function according to an embodiment of the present disclosure;

[0026] Figure 6 This is a schematic diagram of the backup brake function according to an embodiment of the present disclosure;

[0027] Figure numerals: 1-valve block, 2-first cartridge valve, 3-second cartridge valve, 4-adapter, 5-accumulator, 6-third cartridge valve, 7-single-pole double-throw pressure switch, 8-bolt, 9-load-sensing throttle valve, 10-check valve, 11-first bidirectional single-acting two-way valve, 12-second bidirectional single-acting two-way valve, 13-third bidirectional single-acting two-way valve, 14-pressure relay. DETAILED DESCRIPTION

[0028] The present application will be further described in detail below through the accompanying drawings and examples, through which the features and advantages of the present application will become more clear and distinct.

[0029] The word "exemplary" is used exclusively herein to mean "serving as an example, example, or illustration." Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. Although various aspects of the embodiments are shown in the drawings, the drawings are not necessarily drawn to scale unless otherwise indicated.

[0030] In addition, the technical features involved in different embodiments of the present application described below can be combined with each other as long as they do not conflict with each other.

[0031] An emergency brake valve block 1, such as Figure 1 As shown, it includes: a valve body, which includes a cavity, which includes a circuit system; the circuit system is provided with an interface on the valve body; in this embodiment, the valve block 1 has a working interface, which is often blocked with a plug; a valve group, which includes cartridge valves and a switch; accessories, which include an adapter, a plug 8 or a bolt; and an accumulator, which is connected to the valve body via an adapter. In one embodiment, the cartridge valves include a first cartridge valve 2, a second cartridge valve 3, and a third cartridge valve 6. In this embodiment, the first cartridge valve 2, the second cartridge valve 3, and the third cartridge valve 6 are all located on the front of the valve block 1.

[0032] The circuit system includes an oil charging circuit, a normal operation circuit, a backup brake circuit, and a backup brake release system. These four functional circuits are connected to different parts of the circuit via a bidirectional, single-acting, two-way valve, enabling the circuit to achieve different functions. In this embodiment, the valve functions are selected as bidirectional, single-acting, and two-way. By switching these three functions, the circuits can be connected in different combinations to achieve different functional effects.

[0033] like Figure 2 and 3 As shown, the energy accumulator 5 is connected to the adapter 4 and the single-pole double-throw pressure switch 7. The single-pole double-throw pressure switch 7 is used to control the energy pressure in the energy accumulator 5. The adapter 4 is used to adjust the brake air pressure.

[0034] The circuit of the emergency brake valve block includes a pressure relay 14, a parallel valve group connected in parallel with the pressure relay 14, one branch of the parallel valve group is connected to the load-sensitive throttle valve 9 and the first bidirectional single-acting two-way valve 11, the other branch of the parallel valve group is connected to the one-way valve 10 and the second bidirectional single-acting two-way valve 12, and the other end of the parallel valve group is connected in parallel with the third bidirectional single-acting two-way valve 13 and the brake caliper.

[0035] In this embodiment, the circuit of the normal use circuit system and the backup brake release system in the circuit body has a pressure relay 14, and a parallel valve group is connected in parallel with the pressure relay 14. One branch of the parallel valve group is connected to the load-sensing throttle valve 9 and the first two-way single-acting two-way valve 11, and the other branch of the parallel valve group is connected to the check valve 10 and the second two-way single-acting two-way valve 12. The other end of the parallel valve group is connected in parallel with the third two-way single-acting two-way valve 13 and the brake caliper. Figure 4 As shown, the two-way portion of the first bidirectional single-acting two-way valve 10 is connected to the circuit, the two-way portion of the second bidirectional single-acting two-way valve 12 is connected to the circuit, and the two-way portion of the third bidirectional single-acting two-way valve 13 is connected to the circuit. In another embodiment, the bidirectional single-acting two-way valves in the normal use circuit system and the backup brake release system can also be connected in other ways.

[0036] In this embodiment, the circuit of the oil filling circuit system in the circuit has a pressure relay 14 in the main circuit body, and a parallel valve group is connected in parallel with the pressure relay 14. One branch of the parallel valve group is connected to the load-sensing throttle valve 9 and the first two-way single-acting two-way valve 11. The other branch of the parallel valve group is connected to the check valve 10 and the second two-way single-acting two-way valve 12. The other end of the parallel valve group is connected in parallel with the third two-way single-acting two-way valve 13 and the brake caliper. Figure 5 As shown, the two-way portion of the first bidirectional single-acting two-way valve 11 is connected to the circuit, the two-way portion of the second bidirectional single-acting two-way valve 12 is connected to the circuit, and the two-way portion of the third bidirectional single-acting two-way valve 13 is connected to the circuit. In another embodiment, the bidirectional single-acting two-way valves in the oil charging circuit system can also be connected in other ways.

[0037] In this embodiment, the circuit of the backup brake circuit system in the circuit has a pressure relay 14 in the main circuit body, and a parallel valve group is connected in parallel with the pressure relay 14. One branch of the parallel valve group is connected to the load-sensing throttle valve 9 and the first two-way single-acting two-way valve 11. The other branch of the parallel valve group is connected to the check valve 10 and the second two-way single-acting two-way valve 12. The other end of the parallel valve group is connected in parallel with the third two-way single-acting two-way valve 13 and the brake caliper. Figure 6As shown, the two-way portion of the first two-way single-acting two-way valve 11 is connected to the circuit, the two-way portion of the second two-way single-acting two-way valve 12 is connected to the circuit, and the two-way portion of the third two-way single-acting two-way valve 13 is connected to the circuit. In another embodiment, the two-way single-acting two-way valves in the backup brake circuit system can also be connected in other ways.

[0038] In this embodiment, the working pressure of the emergency brake valve block is 0-125 bar. Under the working pressure of 0-125 bar, the energy storage system limits the braking energy through switches and valves to achieve the emergency braking function.

[0039] In the description of this application, it should be noted that the terms "upper", "lower", "inside", "outside", "front", "back", "left", "right", etc. indicate directions or positional relationships based on the directions or positional relationships in the working state of this application. They are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on this application.

[0040] In the description of this application, it should be noted that, unless otherwise specified or limited, the terms "installed", "connected", and "connected" should be understood in a broad sense. For those skilled in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0041] The present application has been described above in conjunction with preferred embodiments, but these embodiments are merely exemplary and serve only as an illustrative example. On this basis, various replacements and improvements can be made to the present application, all of which fall within the scope of protection of the present application.

Claims

1. An emergency brake valve block, characterized in that: include: a valve body, the valve body including a cavity, the cavity including a circuit system; The circuit system is provided with an interface on the valve body; A valve group, comprising a cartridge valve and a switch; Accessories, including adapters, plugs or bolts; An energy accumulator is connected to the valve body through an adapter.

2. The emergency brake valve block according to claim 1, characterized in that: The circuit system includes an oil filling circuit system, a normal use circuit system, a backup brake circuit system and a backup brake release system.

3. The emergency brake valve block according to claim 1, characterized in that: The energy accumulator and the adapter are connected to a single-pole double-throw pressure switch, and the single-pole double-throw pressure switch is used to control the energy pressure in the energy accumulator.

4. The emergency brake valve block according to claim 3, characterized in that: The adapter is used to adjust the brake air pressure.

5. The emergency brake valve block according to claim 1, characterized in that: The circuit of the emergency brake valve block includes a pressure relay, a parallel valve group connected in parallel with the pressure relay, one branch of the parallel valve group is connected to a load-sensitive throttle valve and a first bidirectional single-acting two-way valve, another branch of the parallel valve group is connected to a one-way valve and a second bidirectional single-acting two-way valve, and the other end of the parallel valve group is connected in parallel with a third bidirectional single-acting two-way valve and a brake caliper.

6. The emergency brake valve block according to claim 5, characterized in that: In the circuit of the normal use loop system and the backup brake release system in the circuit, the two-way part of the first bidirectional single-acting two-way valve is connected to the circuit, the two-way part of the second bidirectional single-acting two-way valve is connected to the circuit, and the two-way part of the third bidirectional single-acting two-way valve is connected to the circuit.

7. The emergency brake valve block according to claim 5, characterized in that: In the circuit of the oil filling circuit system in the circuit, the two-way part of the first bidirectional single-acting two-way valve is connected to the circuit, the two-way part of the second bidirectional single-acting two-way valve is connected to the circuit, and the two-way part of the third bidirectional single-acting two-way valve is connected to the circuit.

8. The emergency brake valve block according to claim 5, characterized in that: In the circuit of the backup brake circuit system in the circuit, the two-way part of the first two-way single-acting two-way valve is connected to the circuit, the two-way part of the second two-way single-acting two-way valve is connected to the circuit, and the two-way part of the third two-way single-acting two-way valve is connected to the circuit.

9. The emergency brake valve block according to claim 1, characterized in that: The working pressure of the emergency brake valve block is 0-125 bar.

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