Adjustable pressure converter

Abstract

The utility model discloses an adjustable pressure converter, which relates to the technical field of pressure converters and comprises a feeding pipe, the inner wall of the feeding pipe is fixedly connected with a pressure conversion mechanism, the inner wall of the pressure conversion mechanism is fixedly connected with an adjusting mechanism, and the pressure conversion mechanism comprises a mounting block. The outer wall of the mounting block is fixedly connected with the inner wall of the feeding pipe, and the debugging mechanism comprises a fixing block. According to the adjustable pressure converter, the stepping motor is started, the stepping motor drives the rotating rod to rotate, the rotating rod drives the first rotating plate and the second rotating plate to rotate synchronously, the first rotating plate drives the protection ring to rotate on the inner wall of the mounting block, and meanwhile the first rotating plate drives the first connecting block and the air inlet hole baffle to rotate synchronously; and the air inlet hole baffle drives the limiting block to synchronously slide on the inner wall of the mounting block, and when the limiting block cannot continuously slide, the rotating rod can be closed at the moment, so that the limiting effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure converters, in particular to an adjustable pressure converter. Background Art

[0002] At present, in order to supply compressed natural gas or liquefied petroleum gas to automobiles as fuel, the gas in a high-pressure state must be converted into gas at a pressure suitable for the inlet of the automobile engine, so a gas pressure conversion device is necessary.

[0003] For example, Chinese patent document CN217501806U discloses an automobile pressure converter, comprising: a feed pipe, the inner circular wall surface of which is fixedly connected to a mounting block, and the top surface of the mounting block is provided with two air inlet holes; an oil inlet hole, the oil inlet hole is provided on the top surface of the mounting block, and the top and bottom surfaces of the mounting block are fixedly connected with a fixing groove; an adjusting component, the adjusting component is arranged inside the fixing groove, when the driving shaft of the micro-stepping motor located at the top of the mounting block can drive the baffle plate to rotate through the second rotating plate, it is convenient to make the fuel or gas inside the feed pipe flow through the air inlet hole or the oil inlet hole respectively, so as to achieve an air intake mode for two fuels by one feed pipe, when the driving shaft of the micro-stepping motor located at the bottom of the mounting block can drive the two adjusting blocks to rotate through the first rotating plate, the two adjusting blocks can block the air inlet hole or the oil inlet hole, so as to facilitate the later adjustment of the flow rate of fuel entering the air inlet hole or the oil inlet hole.

[0004] The existing technology has the following problems:

[0005] The converter in the prior art sets the baffle at the upper and lower ends, which results in the need to reserve space for the baffle to move when the oil pipeline or the gas pipeline is subsequently connected to the converter, reducing the sealing of the device. At the same time, when the prior art blocks the oil inlet or the air inlet, a large distance of rotation is required, and the rotation distance is not restricted, reducing the practicality of the device. Utility Model Content

[0006] The utility model provides an adjustable pressure converter to solve the problems raised in the above background technology.

[0007] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0008] An adjustable pressure converter comprises a feeding pipe, the inner wall of the feeding pipe is fixedly connected with a pressure conversion mechanism, the inner wall of the pressure conversion mechanism is fixedly connected with a debugging mechanism, the pressure conversion mechanism comprises a mounting block, the outer wall of the mounting block is fixedly connected with the inner wall of the feeding pipe, the debugging mechanism comprises a fixed block, the outer wall of the fixed block is fixedly connected with the inner wall of the mounting block, the inner cavity of the fixed block is fixedly connected with a stepping motor, the output end of the stepping motor is fixedly connected with a rotating rod, and the outer wall of the rotating rod is rotatably connected with the inner wall of the mounting block.

[0009] Preferably, an air inlet hole and an oil inlet hole are formed on the outer wall of the mounting block, and the bottoms of the air inlet holes and the oil inlet holes are both in a circular array and fixedly connected with stoppers.

[0010] Preferably: the bottom of the rotating rod is fixedly connected to a rotating plate 1, the top of the rotating plate 1 is fixedly connected to a protective ring, the outer wall of the protective ring is slidably connected to the inner wall of the mounting block, the outer wall of the protective ring is slidably connected to a sealing ring, and the outer wall of the sealing ring is fixedly connected to the inner wall of the mounting block.

[0011] Preferably: the outer wall of the rotating plate 1 is fixedly connected with a connecting block 1 in a circular array, the connecting block 1 is located directly below the air inlet, one end of the connecting block 1 is fixedly connected with an air inlet baffle, the size of the air inlet baffle is larger than the size of the air inlet, the outer wall of the air inlet baffle is provided with a through groove 1 in a circular array, the size of the through groove 1 is less than or equal to the size of the baffle.

[0012] Preferably, the outer wall of the air inlet baffle is fixedly connected to a limiting block, and the outer wall of the limiting block is slidably connected to the bottom of the mounting block.

[0013] Preferably: the bottom end of the rotating rod is fixedly connected to a rotating plate 2, the outer wall of the rotating plate 2 is fixedly connected to a connecting block 2 in a circular array, one end of the connecting block 2 is fixedly connected to an oil inlet hole baffle, the oil inlet hole baffle is located directly below the oil inlet hole, the size of the oil inlet hole baffle is larger than the size of the oil inlet hole, and the outer wall of the oil inlet hole baffle is provided with a through groove 2, the size of the through groove 2 is less than or equal to the size of the baffle.

[0014] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0015] 1. The utility model provides an adjustable pressure converter. By arranging both the air inlet baffle and the oil inlet baffle at the bottom of the mounting block, it is avoided that when the oil pipeline or the gas pipeline is subsequently connected to the converter, there is a need to reserve space for the baffle to move. At the same time, the flow rate of the fuel is controlled more stably, making the device more stable.

[0016] 2. The utility model provides an adjustable pressure converter, which starts a stepper motor and drives a rotating rod to rotate, so that the rotating rod drives rotating plate 1 and rotating plate 2 to rotate synchronously, and rotating plate 1 drives a protective ring to rotate on the inner wall of the mounting block. At the same time, rotating plate 1 drives connecting block 1 and the air inlet baffle to rotate synchronously, so that the air inlet baffle drives the limit block to slide synchronously on the inner wall of the mounting block. When the limit block can no longer slide, the rotating rod can be closed at this time, thereby achieving a limiting effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model from a top view;

[0018] Figure 2 It is a schematic diagram of the cutaway structure of the main view of the utility model;

[0019] Figure 3 It is a schematic diagram of the cutaway structure of the mounting block of the utility model;

[0020] Figure 4 This is a schematic diagram of the bottom structure of the mounting block of the utility model;

[0021] Figure 5 For this utility model Figure 4 Enlarged structural diagram at A in the middle.

[0022] In the figure: 1. feeding pipe; 2. pressure conversion mechanism; 21. mounting block; 22. air inlet; 23. oil inlet; 24. stopper; 3. debugging mechanism; 31. fixing block; 32. stepping motor; 33. rotating rod; 34. rotating plate 1; 341. protective ring; 342. sealing ring; 35. connecting block 1; 36. air inlet baffle; 361. through slot 1; 362. limiting block; 37. rotating plate 2; 38. connecting block 2; 39. oil inlet baffle; 391. through slot 2. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0024] like Figure 1-Figure 4 As shown, an adjustable pressure converter includes a feeding pipe 1, the inner wall of the feeding pipe 1 is fixedly connected with a pressure conversion mechanism 2, the inner wall of the pressure conversion mechanism 2 is fixedly connected with a debugging mechanism 3, the pressure conversion mechanism 2 includes a mounting block 21, the outer wall of the mounting block 21 is fixedly connected to the inner wall of the feeding pipe 1, the debugging mechanism 3 includes a fixing block 31, the outer wall of the fixing block 31 is fixedly connected to the inner wall of the mounting block 21, the inner cavity of the fixing block 31 is fixedly connected with a stepping motor 32, the output end of the stepping motor 32 is fixedly connected with a rotating rod 33, and the outer wall of the rotating rod 33 is rotatably connected to the inner wall of the mounting block 21.

[0025] Through the cooperation between the pressure conversion mechanism 2 and the debugging mechanism 3, the fuel is converted into power and transmitted to the engine, and the fuel flow rate can be controlled by the debugging mechanism 3 later.

[0026] like Figure 2 , Figure 3 As shown, an air inlet hole 22 and an oil inlet hole 23 are formed on the outer wall of the mounting block 21 , and a stopper 24 is fixedly connected to the bottom of the air inlet hole 22 and the oil inlet hole 23 in a circular array.

[0027] The required gas is delivered through the air inlet 22, and the required fuel is delivered through the oil inlet 23. The gas and fuel entering the air inlet 22 and the oil inlet 23 are blocked by the block 24 in conjunction with the air inlet baffle 36 and the oil inlet baffle 39, respectively.

[0028] like Figure 2-Figure 5 As shown, a rotating plate 34 is fixedly connected to the bottom of the rotating rod 33, a protective ring 341 is fixedly connected to the top of the rotating plate 34, an outer wall of the protective ring 341 is slidably connected to the inner wall of the mounting block 21, a sealing ring 342 is slidably connected to the outer wall of the protective ring 341, an outer wall of the sealing ring 342 is fixedly connected to the inner wall of the mounting block 21, an outer wall of the rotating plate 34 is fixedly connected to a connecting block 35 in a circular array, the connecting block 35 is located directly below the air inlet 22, one end of the connecting block 35 is fixedly connected to an air inlet baffle 36, the size of the air inlet baffle 36 is larger than the size of the air inlet 22, a through groove 361 is provided on the outer wall of the air inlet baffle 36 in a circular array, and the size of the through groove 361 is less than or equal to the size of the baffle 24.

[0029] By starting the stepper motor 32, the stepper motor 32 drives the rotating rod 33 to rotate, so that the rotating rod 33 drives the rotating plate 34 to rotate, and the rotating plate 34 drives the protective ring 341 to rotate on the inner wall of the mounting block 21. At the same time, the rotating plate 34 drives the connecting block 35 and the air inlet baffle 36 to rotate synchronously, so that the through groove 361 is staggered with the baffle 24, thereby no longer blocking the air inlet 22.

[0030] like Figure 3 , Figure 4 As shown, the outer wall of the air inlet baffle 36 is fixedly connected to the limiting block 362 , and the outer wall of the limiting block 362 is slidably connected to the bottom of the mounting block 21 .

[0031] When the air inlet baffle 36 moves, it drives the limiting block 362 to slide synchronously on the inner wall of the mounting block 21. When the limiting block 362 cannot continue to slide, the rotating rod 33 can be closed at this time, thereby achieving a limiting effect.

[0032] like Figure 2-Figure 5As shown, the bottom end of the rotating rod 33 is fixedly connected to a rotating plate 2 37, the outer wall of the rotating plate 2 37 is fixedly connected to a connecting block 2 38 in a circular array, one end of the connecting block 2 38 is fixedly connected to an oil inlet hole baffle 39, the oil inlet hole baffle 39 is located directly below the oil inlet hole 23, the size of the oil inlet hole baffle 39 is larger than the size of the oil inlet hole 23, and the outer wall of the oil inlet hole baffle 39 is provided with a through groove 2 391, the size of the through groove 291 is less than or equal to the size of the block 24.

[0033] When the rotating rod 33 rotates, it drives the rotating plate 2 37 to rotate synchronously, so that the rotating plate 2 37 drives the connecting block 2 38 and the oil inlet baffle 39 to move synchronously, so that the through groove 2 391 and the baffle 24 are staggered, and the oil inlet 23 is no longer blocked. At this time, the fuel can enter the engine through the air inlet 22 or the oil inlet 23, so that one feeding pipe 1 can realize the intake mode of two fuels, so that when the engine is in the idling working state, it is convenient to convert different fuels to the engine through one pipeline at a later time.

[0034] The working principle of the utility model is as follows: when in use, fuel is delivered through the air inlet 22 and the oil inlet 23 respectively. When delivering, by starting the stepper motor 32, the stepper motor 32 drives the rotating rod 33 to rotate, so that the rotating rod 33 drives the rotating plate 1 34 to rotate, so that the rotating plate 1 34 drives the protective ring 341 to rotate on the inner wall of the mounting block 21, and at the same time, the rotating plate 1 34 drives the connecting block 1 35 and the air inlet baffle 36 to rotate synchronously, so that the air inlet baffle 36 drives the limit block 362 to slide synchronously on the inner wall of the mounting block 21. When the limit block 362 can no longer slide, the rotating rod 33 can be closed at this time, which has a limiting effect. At the same time, the through groove 1 361 and the stop block 24 are staggered, so that it is no longer The air inlet 22 is blocked, and at the same time, the rotating rod 33 drives the rotating plate 2 37 to rotate synchronously, so that the rotating plate 2 37 drives the connecting block 2 38 and the oil inlet baffle 39 to move synchronously, so that the through groove 2 391 and the block 24 are staggered, and the oil inlet 23 is no longer blocked. At this time, the fuel can enter the engine through the air inlet 22 or the oil inlet 23, so that one feeding pipe 1 can realize the intake mode of two fuels, so that when the engine is in the idling working state, it is convenient to convert different fuels to the engine through one pipeline in the later stage. Subsequently, the fuel flow rate can be controlled by changing the overlapping area between the through groove 1 361 and the through groove 2 391 and the block 24, thereby improving the use experience.

[0035] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. An adjustable pressure converter, comprising a feeding pipe (1), characterized in that: The inner wall of the feeding pipe (1) is fixedly connected to a pressure conversion mechanism (2), and the inner wall of the pressure conversion mechanism (2) is fixedly connected to a debugging mechanism (3). The pressure conversion mechanism (2) comprises a mounting block (21), and the outer wall of the mounting block (21) is fixedly connected to the inner wall of the feeding pipe (1). The debugging mechanism (3) comprises a fixing block (31), and the outer wall of the fixing block (31) is fixedly connected to the inner wall of the mounting block (21). The inner cavity of the fixing block (31) is fixedly connected to a stepping motor (32), and the output end of the stepping motor (32) is fixedly connected to a rotating rod (33), and the outer wall of the rotating rod (33) is rotatably connected to the inner wall of the mounting block (21).

2. The adjustable pressure converter according to claim 1, characterized in that: An air inlet hole (22) and an oil inlet hole (23) are formed on the outer wall of the mounting block (21), and the bottoms of the air inlet holes (22) and the oil inlet holes (23) are both in a circular array and fixedly connected with a stopper (24).

3. The adjustable pressure converter according to claim 1, characterized in that: The bottom of the rotating rod (33) is fixedly connected to a rotating plate (34), the top of the rotating plate (34) is fixedly connected to a protective ring (341), the outer wall of the protective ring (341) is slidably connected to the inner wall of the mounting block (21), the outer wall of the protective ring (341) is slidably connected to a sealing ring (342), and the outer wall of the sealing ring (342) is fixedly connected to the inner wall of the mounting block (21).

4. The adjustable pressure converter according to claim 3, characterized in that: The outer wall of the rotating plate (34) is fixedly connected to a connecting block (35) in a circular array, the connecting block (35) is located directly below the air inlet hole (22), one end of the connecting block (35) is fixedly connected to an air inlet baffle (36), the size of the air inlet baffle (36) is larger than the size of the air inlet hole (22), and the outer wall of the air inlet baffle (36) is provided with a through groove (361) in a circular array, the size of the through groove (361) is smaller than or equal to the size of the baffle (24).

5. The adjustable pressure converter according to claim 4, characterized in that: The outer wall of the air inlet baffle (36) is fixedly connected to the limiting block (362), and the outer wall of the limiting block (362) is slidably connected to the bottom of the mounting block (21).

6. The adjustable pressure converter according to claim 2, characterized in that: The bottom end of the rotating rod (33) is fixedly connected to a rotating plate 2 (37), the outer wall of the rotating plate 2 (37) is fixedly connected to a connecting block 2 (38) in a circular array, one end of the connecting block 2 (38) is fixedly connected to an oil inlet baffle (39), the oil inlet baffle (39) is located directly below the oil inlet hole (23), the size of the oil inlet baffle (39) is larger than the size of the oil inlet hole (23), and the outer wall of the oil inlet baffle (39) is provided with a through groove 2 (391), the size of the through groove 2 (391) is smaller than or equal to the size of the baffle (24).

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