Coffee roaster air pressure detection valve

Abstract

The utility model discloses a wind pressure detection valve of a coffee baking machine, which belongs to the technical field of coffee baking and comprises a connecting pipe, a second valve body component is fixedly mounted at the top of the connecting pipe, and a first valve body component is fixedly mounted at the top of the connecting pipe and positioned on one side of the second valve body component. An air pressure detection assembly is fixedly installed at the top of the connecting pipe and located on the side, away from the second valve body assembly, of the first valve body assembly, an air inlet pipe is arranged on one side of the connecting pipe, and an air outlet pipe is arranged on the side, away from the air inlet pipe, of the connecting pipe. By arranging the height-adjusting filtering device, a worker can adjust the relative height between the air inlet pipe and the air outlet pipe through the cooperation of the first screw rod, the lifting pipe and other structures when needed, so that the working requirements under different conditions are better met; and the detection valve can filter gas to a certain extent through the filter screen cylinder, so that the working capacity of the detection valve is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to coffee roasting technical field, concretely relates to a coffee roasting machine air pressure detection valve. BACKGROUND

[0002] Coffee is the beverage made of coffee beans that are roasted and ground, and is one of the main drinks popular in the world together with cocoa and tea.

[0003] Chinese patent application No. 201720557213.3 discloses a strong protective air valve, which comprises a connecting pipe, a through pipe, a valve shell, a valve seat, a gravity ball, a connecting piece, a first spring, a manual valve, a gas blocking block, a transmission piece, a second spring, a connecting plate, a connecting rod, a circular stop block, a manual valve shell, a rotating shaft, a resisting piece, an elastic metal sheet and an exhaust pipe.

[0004] 1. The above-mentioned disclosed patent has the problems of inconvenient adjustment of the relative height of the air inlet position and the air outlet position and inconvenient filtering of the gas, thereby reducing the working capacity of the air valve; 2. The above-mentioned disclosed patent has the problem of inconvenient adjustment of the distance between the air inlet position and the air outlet position, thereby reducing the practicability of the air valve. UTILITY MODEL CONTENTS

[0005] To solve the problems in the above background art, the utility model provides a coffee roasting machine air pressure detection valve, which has the characteristics of high working capacity and strong practicability.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a coffee roasting machine air pressure detection valve, which comprises a connecting pipe, a second valve body assembly is fixedly installed at the top of the connecting pipe, a first valve body assembly is fixedly installed at the top of the connecting pipe and on one side of the second valve body assembly, an air pressure detection assembly is fixedly installed at the top of the connecting pipe and on the side of the first valve body assembly away from the second valve body assembly, an air inlet pipe is arranged on one side of the connecting pipe, an air outlet pipe is arranged on the side of the connecting pipe away from the air inlet pipe, the connecting pipe and the air inlet pipe are connected through a height-adjusting and filtering device, and the connecting pipe and the air outlet pipe are connected through a position adjusting device.

[0007] Preferably, the height adjusting and filtering device comprises a connecting box, a filtering assembly, a lifting plate, a lifting pipe and a first screw rod, the connecting pipe is fixedly installed with the connecting box on the side close to the air inlet pipe, the air inlet pipe is fixedly installed with the lifting pipe on the side close to the connecting box, the lifting pipe is fixedly installed with the lifting plate on the outer side of one end and the inner side of the connecting box, the first screw rod is installed through a bearing on the position above the lifting plate and on the side of the lifting pipe, and the filtering assembly is arranged below the lifting plate.

[0008] Preferably, the filtering assembly comprises a filter screen cylinder, which is arranged below the lifting plate and on the inner side of the connecting box.

[0009] Preferably, the filtering assembly further comprises a connecting block, a spring pin and a support plate, the connecting block is fixedly installed below the filter screen cylinder, the support plate is fixedly installed on the lower side of the connecting box and on both sides of the connecting block, and the spring pin is installed on the inner side of the support plate.

[0010] Preferably, the position adjusting device comprises a fixing box, a moving pipe, a second screw rod and a moving net, the connecting pipe is fixedly installed with the fixing box below, the air outlet pipe is fixedly installed with the moving pipe on the side close to the fixing box, the moving net is fixedly installed on the side of the moving pipe and on the inner side of the fixing box, and the second screw rod is installed through a bearing on the position of the side of the moving net and below the moving pipe.

[0011] Preferably, the inner side of the fixing box and the outer side of the moving net are in close contact with each other.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1、The height adjusting and filtering device is arranged, so that the staff can adjust the relative height between the air inlet pipe and the air outlet pipe through the cooperation of the first screw rod, the lifting pipe and other structures when needed, thereby better meeting the work needs in different situations, and the detection valve can filter the gas through the filter screen cylinder, thereby improving the working capacity of the detection valve.

[0014] 2、The position adjusting device is arranged, so that the staff can adjust the distance between the air inlet pipe and the air outlet pipe through the cooperation of the moving pipe, the second screw rod and other structures when needed, thereby better meeting the work needs in different situations, and thereby improving the practicability of the detection valve. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a perspective view of the utility model;

[0016] Figure 2 It is a perspective cutaway view of the utility model;

[0017] Figure 3The utility model discloses height -adjusting filter device's solid cutaway view,

[0018] Figure 4 The utility model discloses position adjusting device's solid cutaway view.

[0019] In the drawing: 1, connecting pipe, 2, air pressure detection subassembly, 3, first valve body subassembly, 4, second valve body subassembly, 5, air inlet pipe, 6, height -adjusting filter device, 61, connecting box, 62, filter subassembly, 621, filter screen cylinder, 622, connecting block, 623, spring pin, 624, support plate, 63, lifting plate, 64, lifting pipe, 65, first screw rod, 7, position adjusting device, 71, fixed box, 72, moving pipe, 73, second screw rod, 74, moving net, 8, air outlet pipe. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0021] Embodiment 1

[0022] Please refer to Figures 1-4 The utility model provides following technical scheme: a coffee roaster air pressure detection valve, including connecting pipe 1, the top fixed mounting of connecting pipe 1 has second valve body subassembly 4, the top of connecting pipe 1 and the position fixed mounting of second valve body subassembly 4 one side of first valve body subassembly 3, the top of connecting pipe 1 and the position fixed mounting of first valve body subassembly 3 far away from second valve body subassembly 4 one side of air pressure detection subassembly 2, one side of connecting pipe 1 is provided with air inlet pipe 5, the side away from air inlet pipe 5 of connecting pipe 1 is provided with air outlet pipe 8, connecting pipe 1 and air inlet pipe 5 are connected through height -adjusting filter device 6, and connecting pipe 1 and air outlet pipe 8 are connected through position adjusting device 7.

[0023] Specifically, height -adjusting filter device 6 includes connecting box 61, filter subassembly 62, lifting plate 63, lifting pipe 64 and first screw rod 65, and the side fixed mounting of connecting pipe 1 close to air inlet pipe 5 has connecting box 61, and the side fixed mounting of air inlet pipe 5 close to connecting box 61 has lifting pipe 64, and the one end outside and the position fixed mounting of lifting pipe 64 inside of connecting box 61 of lifting pipe 64 has lifting plate 63, and the upper and one side of lifting plate 63 of lifting pipe 64 position is installed with first screw rod 65 through bearing, and the lower of lifting plate 63 is provided with filter subassembly 62.

[0024] By adopting the above technical scheme, the relative height between the air inlet pipe 5 and the air outlet pipe 8 can be adjusted by the cooperation of the first screw rod 65 and the lifting pipe 64 when needed, so as to better meet the work needs in different situations.

[0025] Specifically, the filter assembly 62 includes a filter screen cylinder 621, and the filter screen cylinder 621 is arranged below the lifting plate 63 and inside the connecting box 61.

[0026] By adopting the above technical scheme, the detection valve can filter the gas through the filter screen cylinder 621, thereby reducing the possibility of being adversely affected by unexpected external impurities, and ensuring the normal operation of the work.

[0027] Specifically, the filter assembly 62 further includes a connecting block 622, a spring pin 623, and a support plate 624, the connecting block 622 is fixedly installed below the filter screen cylinder 621, the support plate 624 is fixedly installed below the connecting box 61 and on both sides of the connecting block 622, and the spring pin 623 is installed inside the support plate 624.

[0028] By adopting the above technical scheme, the connecting block 622 and the spring pin 623 can be used to connect or separate the connecting box 61 and the filter screen cylinder 621 when needed, thereby facilitating the disassembly and assembly of the filter screen cylinder 621 by the worker.

[0029] When the detection valve is needed during the use of the coffee roaster, the worker rotates the first screw rod 65 in the height-adjusting filter device 6, the first screw rod 65 is threadedly connected with the connecting box 61, the first screw rod 65 is bearingly connected with the lifting plate 63, and the outer side of the lifting plate 63 and the inner side of the connecting box 61 are mutually fitted, so that the first screw rod 65 drives the lifting plate 63 to move, thereby adjusting the height of the lifting pipe 64 and the air inlet pipe 5, then the filter screen cylinder 621 in the filter assembly 62 is inserted into the connecting box 61, the connecting block 622 is connected with the two support plates 624 through the two spring pins 623, then the air inlet pipe 5 and the air outlet pipe 8 are connected at the working position, the gas passes through the air inlet pipe 5 and the lifting pipe 64 to enter the connecting box 61, the filter screen cylinder 621 blocks the unexpected impurities, then the gas enters the connecting pipe 1, the first valve body assembly 3 and the second valve body assembly 4 are opened, the air pressure detection assembly 2 detects the air pressure, then the gas passes through the connecting pipe 1 and other structures to be discharged from the air outlet pipe 8, thereby being used.

[0030] Embodiment 2

[0031] The embodiment differs from embodiment 1 in that the position adjusting device 7 comprises a fixed box 71, a moving pipe 72, a second screw 73 and a moving net 74, the fixed box 71 is fixedly installed below the connecting pipe 1, the moving pipe 72 is fixedly installed on one side of the fixed box 71 close to the air outlet pipe 8, the moving net 74 is fixedly installed on one side of the moving pipe 72 and inside the fixed box 71, and the second screw 73 is installed on one side of the moving net 74 and below the moving pipe 72 through a bearing.

[0032] By adopting the above technical scheme, the staff can adjust the distance between the air inlet pipe 5 and the air outlet pipe 8 through the cooperation of the moving pipe 72 and the second screw 73 and other structures when needed, so as to better meet the work needs in different situations.

[0033] Specifically, the inside of the fixed box 71 and the outside of the moving net 74 are in close contact with each other.

[0034] By adopting the above technical scheme, the detection valve can guide and limit the movement of the moving net 74 through the fixed box 71, so as to prevent the moving net 74 from deviating during movement and ensure the normal operation of the work.

[0035] When the distance between the air inlet pipe 5 and the air outlet pipe 8 needs to be adjusted, the staff rotates the second screw 73 in the position adjusting device 7, the second screw 73 is threadedly connected with the fixed box 71, the second screw 73 is bearing-connected with the moving net 74, and the outside of the moving net 74 and the inside of the fixed box 71 are in close contact with each other, so the second screw 73 drives the moving net 74, the moving pipe 72 and the air outlet pipe 8 thereon to move, thereby adjusting the distance between the air inlet pipe 5 and the air outlet pipe 8, and better meeting the work needs in different situations.

[0036] The structure and principle of the first valve body assembly 3 composed of the air resistance block, the transmission piece, the second spring, the connecting plate, the connecting rod, the circular stop block, the manual valve shell, the rotating shaft, the abutting piece, the elastic metal sheet and the exhaust pipeline, and the second valve body assembly 4 composed of the valve shell, the valve seat, the gravity ball, the connecting piece and the first spring have been disclosed in a protective air valve with patent application number 201720557213.3 in China, and the working principle is that when the main exhaust valve is damaged due to repeated activities, the cylindrical buttons on both sides of the manual valve shell can be pressed down, the bottom end of the abutting piece is separated from the circular baffle, the circular baffle loses the blocking of the abutting piece, the second spring pushes the air resistance block connected with the circular baffle out of the exhaust port of the manual valve shell, the gas in the pipeline is discharged through the exhaust port, the pressure in the pipeline is reduced, and the pipeline is protected; the design is scientific and reasonable, and the safety is high, the protective air valve is additionally provided with a manual valve, after the active valve is damaged, the manual valve is opened, the gas in the pipeline is discharged, the pressure in the pipeline is reduced, the pipeline wall is protected, and harmful gas leakage is prevented.

[0037] The structure and principle of the wind pressure detection assembly 2 composed of the air pressure sensor assembly, the pressure sensor, the device body, the cavity, the air nozzle, the connecting hole, the air duct assembly, the pipe body, the channel, the air collecting opening, the connecting plate, the slot hole, the groove and the first sealing ring have been disclosed in the ventilation pipeline internal wind pressure detection device with patent application number 202121648911.7 in China, and the working principle is that the air collecting opening is vertically inserted into the fluid inside, the orientation angle of the air collecting opening is adjusted through the slot hole on the device body and the fixing bolt, the air collecting opening opening is orthogonal to the direction of the fluid flow, the wind pressure generated by the fluid is directly transmitted to the pressure sensor inlet through the air collecting opening and the connected pipeline, such a measurement mode can reduce the delay and improve the measurement accuracy, in actual application occasions, the instantaneous wind volume and wind speed can be flexibly calculated according to the size of the ventilation pipeline; and the ventilation pipeline internal wind pressure detection device in the embodiment has the advantages of high measurement repeatability, small volume, compact structure and convenient installation, compared with the traditional diaphragm type pressure transmitter, has the characteristics of low cost, high accuracy and easy maintenance, the wind pressure data sensed by the air pressure sensor can conveniently realize the quantification function of real-time wind pressure, wind speed and wind volume, improve the air supply economy and accuracy; thereby solving the problems of high price, narrow application range and large detection pressure precision change range of the air pressure sensor in the prior art.

[0038] The working principle and use process of the utility model are as follows: when the coffee roaster needs to use the detection valve, the staff rotates the first screw rod 65 in the height-adjusting filter device 6, the first screw rod 65 is in threaded connection between the connecting box 61, the first screw rod 65 is in bearing connection between the lifting plate 63, and the outside of the lifting plate 63 and the inside of the connecting box 61 are mutually attached, so that the first screw rod 65 drives the lifting plate 63 to move, and then the height of the lifting pipe 64 and the air inlet pipe 5 is adjusted, then the filter screen cylinder 621 in the filter assembly 62 is inserted into the connecting box 61, the connecting block 622 and the two supporting plates 624 are connected through the two spring pins 623, then the air inlet pipe 5 and the air outlet pipe 8 are connected in the working position, the gas passes through the air inlet pipe 5 and the lifting pipe 64 and enters the connecting box 61, the filter screen cylinder 621 blocks the impurities that enter accidentally, then the gas enters the connecting pipe 1, the first valve body assembly 3 and the second valve body assembly 4 are opened, the air pressure detection assembly 2 detects the air pressure, then the gas passes through the connecting pipe 1 and other structures and is discharged from the air outlet pipe 8, so as to be used; when the distance between the air inlet pipe 5 and the air outlet pipe 8 needs to be adjusted, the staff rotates the second screw rod 73 in the position adjusting device 7, the second screw rod 73 is in threaded connection between the fixed box 71, the second screw rod 73 is in bearing connection between the moving net 74, and the outside of the moving net 74 and the inside of the fixed box 71 are mutually attached, so that the second screw rod 73 drives the moving net 74, the moving pipe 72 and the air outlet pipe 8 on the moving net 74 to move, and then the distance between the air inlet pipe 5 and the air outlet pipe 8 is adjusted, and the working needs in different situations are better met.

[0039] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A pressure detection valve for a coffee roaster, comprising a connecting pipe (1), wherein a second valve body assembly (4) is fixedly installed on the top of the connecting pipe (1), a first valve body assembly (3) is fixedly installed on the top of the connecting pipe (1) and at a position on one side of the second valve body assembly (4), a pressure detection assembly (2) is fixedly installed on the top of the connecting pipe (1) and at a position on the side of the first valve body assembly (3) away from the second valve body assembly (4), an air inlet pipe (5) is provided on one side of the connecting pipe (1), and an air outlet pipe (8) is provided on the side of the connecting pipe (1) away from the air inlet pipe (5), characterized in that: The connecting pipe (1) is connected with the air inlet pipe (5) through the height adjusting filter device (6), and the connecting pipe (1) is connected with the air outlet pipe (8) through the position adjusting device (7).

2. A coffee roaster air pressure detection valve according to claim 1, wherein: The height adjusting filter device (6) comprises a connecting box (61), a filter assembly (62), a lifting plate (63), a lifting pipe (64) and a first screw rod (65), the connecting box (61) is fixedly installed on one side of the connecting pipe (1) close to the air inlet pipe (5), the lifting pipe (64) is fixedly installed on one side of the air inlet pipe (5) close to the connecting box (61), the lifting plate (63) is fixedly installed on one side of the lifting pipe (64) outside and on the inside of the connecting box (61), the first screw rod (65) is installed on the upper side of the lifting plate (63) through a bearing, and the filter assembly (62) is arranged below the lifting plate (63).

3. A coffee roaster air pressure detection valve according to claim 2, wherein: The filter assembly (62) comprises a filter screen cylinder (621), which is arranged below the lifting plate (63) and on the inside of the connecting box (61).

4. A coffee roaster air pressure detection valve according to claim 3, wherein: The filter assembly (62) further comprises a connecting block (622), a spring pin (623) and a support plate (624), the connecting block (622) is fixedly installed below the filter screen cylinder (621), the support plate (624) is fixedly installed on both sides of the connecting block (622) below the connecting box (61), and the spring pin (623) is installed on the inner side of the support plate (624).

5. A coffee roaster air pressure detection valve according to claim 1, wherein: The position adjusting device (7) comprises a fixed box (71), a moving pipe (72), a second screw rod (73) and a moving net (74), the fixed box (71) is fixedly installed below the connecting pipe (1), the moving pipe (72) is fixedly installed on one side of the air outlet pipe (8) close to the fixed box (71), the moving net (74) is fixedly installed on one side of the moving pipe (72) and on the inside of the fixed box (71), and the second screw rod (73) is installed on one side of the moving net (74) and below the moving pipe (72) through a bearing.

6. A coffee roaster air pressure detection valve according to claim 5, wherein: The inside of the fixed box (71) and the outside of the moving net (74) are in close contact with each other.

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