Liquefied petroleum gas steel cylinder valve sealing ring assembly leakage detection device

Abstract

The utility model discloses a liquefied petroleum gas steel cylinder valve sealing ring assembly leakage detection device, and relates to the technical field of liquefied petroleum gas. According to the liquefied petroleum gas steel cylinder valve sealing ring assembly leakage detection device, a feeding belt works to move a valve to the rear end of a feeding push plate, an electric push rod I is controlled to extend to enable the feeding push plate to push the valve to move to the surface of a detection supporting plate at the upper end of a base, and a hydraulic push rod I extends to drive a lifting table to be separated from a storage groove; according to a detection result, if the sealing ring is normally assembled, a second electric push rod is controlled to drive a discharging push plate to move forwards to push the valve to move to the surface of a feeding belt, and if the sealing ring is abnormally assembled, the second electric push rod is controlled to drive the discharging push plate to move forwards to push the valve to move to the surface of the feeding belt. If yes, an electric push rod III is controlled to drive a sorting push plate to move rightwards, the valves are pushed to move to the surface of a sorting belt, and automatic sorting and discharging of the valves are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of liquefied petroleum gas, in particular to a leakage detection device for assembling a sealing ring of a liquefied petroleum gas cylinder valve. Background Art

[0002] Liquefied petroleum gas is a colorless volatile liquid obtained by pressurizing and cooling natural gas or petroleum in an oil refinery. It needs to be stored in steel cylinders. During the assembly of the liquefied petroleum gas cylinder valve, the sealing ring needs to be assembled in the valve. In order to avoid leakage of the cylinder valve, the sealing ring assembly needs to be tested.

[0003] For example, announcement number CN213780402U discloses a detection device for sealing ring assembly, including a support plate, the upper surface of the support plate is fixedly connected to a box body, the upper surface of the support plate and located on the left side of the box body is fixedly connected to a support block, the upper end of the support block is fixedly connected to an air pump, one end of the air pump is provided with an air inlet pipe, the inner wall of the box body is fixedly connected to a placement cavity, the upper surface of the placement cavity is fixedly connected to a hydraulic cylinder, one end of the hydraulic cylinder is provided with a hydraulic rod, the upper end of the hydraulic rod is fixedly connected to a connecting plate, the upper surface of the connecting plate is fixedly connected to a clamping block, and the inner wall of the placement cavity is fixedly connected to a gas detector. The structure is simple, and detection can be carried out directly. Multiple groups of detection can improve the accuracy of detection, and different objects can also be detected, with a wide range of applications;

[0004] The sealing ring assembly leakage detection device in the utility model lacks the automatic loading and unloading function, which requires repeated opening and closing of the box door and the picking and placing of valves one by one. It also lacks the automatic sorting function for defective parts, which requires staff to make judgments one by one based on the detection data, which is time-consuming, labor-intensive and inefficient. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a liquefied petroleum gas cylinder valve sealing ring assembly leakage detection device, which solves the problems that the sealing ring assembly leakage detection device lacks automatic loading and unloading functions, resulting in the need to repeatedly open and close the box door and take and place the valves one by one, and lacks an automatic sorting function for problematic parts, resulting in the need for staff to make judgments one by one based on the detection data, which is time-consuming, labor-intensive and inefficient.

[0006] To achieve the above purpose, the utility model is implemented through the following technical scheme: a liquefied petroleum gas cylinder valve sealing ring assembly leakage detection device, including a base, a feeding belt is arranged on the front side of the base, a feeding push plate is arranged on the front end of the feeding belt, a storage groove is opened at the upper end of the base, a lifting platform is arranged on the inner side of the storage groove, a detection support plate is arranged on the upper end of the lifting platform, a detection box is arranged above the lifting platform, a sealing gasket is arranged at the lower end of the detection box, a clamping plate is arranged on the inner side of the detection box, a unloading push plate is arranged on the rear side of the upper end of the base, a sorting push plate is arranged on the left side of the upper end of the base, and a sorting belt is arranged on the right side of the base.

[0007] Preferably, a support plate 1 is provided at the front end of the feeding belt, and an electric push rod 1 is fixedly installed on the front side of the support plate 1. The output end of the electric push rod 1 extends to the rear side of the support plate 1 and is fixedly connected to the front end of the loading push plate. The loading push plate and the upper end of the feeding belt are adapted to each other, so as to facilitate automatic loading of the valve.

[0008] Preferably, the inner sides of the lifting platform and the storage groove are adapted to each other, the upper end of the lifting platform and the upper end of the base are horizontally arranged, and a hydraulic push rod 1 is fixedly installed at the lower end of the lifting platform, and the lower end of the hydraulic push rod 1 is fixedly connected to the inner side of the storage groove, so as to facilitate the control of the lifting and lowering of the lifting platform.

[0009] Preferably, a groove is provided on the surface of the lifting platform, the detection support plate and the inner side of the groove are adapted to each other, the upper end of the detection support plate and the surface of the lifting platform are horizontally arranged, and a hydraulic push rod 2 is fixedly installed on the lower end of the detection support plate, and the lower end of the hydraulic push rod 2 is fixedly connected to the inner side of the groove, so as to facilitate the control of the lifting and lowering of the detection support plate.

[0010] Preferably, a support plate 2 is fixedly installed on the rear side of the detection box, the lower end of the support plate 2 is fixedly connected to the rear side of the base, the upper end of the sealing gasket is fixedly connected to the detection box, the lower end of the sealing gasket and the side of the upper end of the lifting platform are adapted to each other, and the detection support plate and the inner side of the detection box are adapted to each other, so as to facilitate the sealing of the detection box and the detection of the valve.

[0011] Preferably, two clamping plates are symmetrically arranged on the left and right, the rear side of the clamping plate and the inner side of the detection box are slidably connected via a slide groove, the inner side of the slide groove is rotatably connected with a bidirectional lead screw, the bidirectional lead screw and the rear end of the clamping plate are threadedly connected, a driving motor is fixedly installed on the left side of the detection box, the output end of the driving motor extends to the inner side of the slide groove and is fixedly connected to the left end of the bidirectional lead screw, so as to facilitate the centering clamping and fixing of the valve.

[0012] Preferably, an electric push rod 2 is fixedly installed on the rear side of the support plate 2, and the output end of the electric push rod 2 extends to the front end of the support plate 2 and is fixedly connected to the rear side of the unloading push plate; a support plate 3 is fixedly installed on the left side of the base, and an electric push rod 3 is fixedly installed on the left end of the support plate 3, and the output end of the electric push rod 3 extends to the right end of the support plate 3 and is fixedly connected to the left side of the sorting push plate; the unloading push plate and the sorting push plate are both adapted to the upper end of the base, so as to facilitate sorting and unloading of the valves after inspection.

[0013] Beneficial Effects

[0014] The utility model provides a liquefied petroleum gas cylinder valve sealing ring assembly leakage detection device. Compared with the prior art, it has the following beneficial effects:

[0015] 1. The liquefied petroleum gas cylinder valve sealing ring assembly leakage detection device is provided by arranging a feeding belt, a feeding push plate, an electric push rod, a storage groove, a lifting platform, a hydraulic push rod, a detection support plate, a detection box, and a sealing gasket. By placing the valve to be detected on the left side of the upper end of the feeding belt, the feeding belt is operated to move the valve to the rear end of the feeding push plate, and the electric push rod is controlled to extend so that the feeding push plate pushes the valve to the detection support plate surface at the upper end of the base, and the lifting platform is driven to leave the storage groove by the extension of the hydraulic push rod until the lower end of the sealing gasket is tightly fitted with the surface of the lifting platform, thereby realizing automatic feeding of the valve and automatic sealing of the detection box.

[0016] 2. The liquefied petroleum gas cylinder valve sealing ring assembly leakage detection device is provided with a detection support plate, a second hydraulic push rod, a clamping plate, a bidirectional screw and a drive motor. The second hydraulic push rod drives the detection support plate and the valve to rise, and the drive motor drives the bidirectional screw to rotate, so that the clamping plate clamps and fixes the valve, and the air intake component cooperates with the gas detection component to detect the valve, thereby judging the assembly condition of the sealing ring.

[0017] 3. The sealing ring of the liquefied petroleum gas cylinder valve is equipped with a leakage detection device. By setting the feeding belt, the unloading push plate, the second electric push rod, the sorting push plate, the third electric push rod and the sorting belt, according to the detection results, if the sealing ring is assembled normally, the second electric push rod is controlled to drive the unloading push plate to move forward, and the valve is pushed to the surface of the feeding belt. If the sealing ring is assembled abnormally, the third electric push rod is controlled to drive the sorting push plate to move right, and the valve is pushed to the surface of the sorting belt, so as to realize automatic sorting and unloading of the valve. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The three-dimensional structure of the utility model is shown in FIG. Figure 1 ;

[0019] Figure 2 The three-dimensional structure of the utility model is shown in FIG. Figure 2 ;

[0020] Figure 3 The three-dimensional structure of the utility model is shown in FIG. Figure 3 ;

[0021] Figure 4 It is a right side half-section structure schematic diagram of the utility model;

[0022] Figure 5 This is a schematic diagram of the half-section structure of the detection box of the utility model.

[0023] In the figure: 1. Base; 2. Feeding belt; 21. Support plate 1; 3. Loading push plate; 31. Electric push rod 1; 4. Storage slot; 5. Lifting platform; 51. Hydraulic push rod 1; 52. Groove; 6. Inspection support plate; 61. Hydraulic push rod 2; 7. Inspection box; 71. Support plate 2; 8. Sealing gasket; 9. Clamping plate; 91. Slide; 92. Bidirectional screw; 93. Driving motor; 10. Unloading push plate; 101. Electric push rod 2; 11. Sorting push plate; 111. Support plate 3; 112. Electric push rod 3; 12. Sorting belt. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-5The utility model provides a technical solution: a liquefied petroleum gas cylinder valve sealing ring assembly leakage detection device, comprising a base 1, a feeding belt 2 is arranged on the front side of the base 1, a feeding push plate 3 is arranged on the front end of the feeding belt 2, a support plate 21 is arranged on the front end of the feeding belt 2, an electric push rod 31 is fixedly installed on the front side of the support plate 21, the output end of the electric push rod 31 extends to the rear side of the support plate 21, and is fixedly connected to the front end of the feeding push plate 3, and the upper end of the feeding push plate 3 and the feeding belt 2 are mutually The upper end of the base 1 is provided with a storage groove 4, and a lifting platform 5 is provided on the inner side of the storage groove 4. The lifting platform 5 and the inner side of the storage groove 4 are adapted to each other. The upper end of the lifting platform 5 and the upper end of the base 1 are arranged horizontally. A hydraulic push rod 51 is fixedly installed on the lower end of the lifting platform 5. The lower end of the hydraulic push rod 51 is fixedly connected to the inner side of the storage groove 4. A detection support plate 6 is provided on the upper end of the lifting platform 5. A groove 52 is provided on the surface of the lifting platform 5. The detection support plate 6 and the inner side of the groove 52 are adapted to each other. The upper end of the detection support plate 6 and The surface of the lifting platform 5 is arranged horizontally, a hydraulic push rod 61 is fixedly installed at the lower end of the detection support plate 6, the lower end of the hydraulic push rod 61 is fixedly connected to the inner side of the groove 52, a detection box 7 is arranged above the lifting platform 5, a sealing gasket 8 is arranged at the lower end of the detection box 7, a support plate 71 is fixedly installed at the rear side of the detection box 7, the lower end of the support plate 71 is fixedly connected to the rear side of the base 1, the upper end of the sealing gasket 8 is fixedly connected to the detection box 7, and the lower end of the sealing gasket 8 and the side of the upper end of the lifting platform 5 are adapted to each other. The inner sides of the detection support plate 6 and the detection box 7 are adapted to each other. By placing the valve to be detected on the left side of the upper end of the feeding belt 2, the feeding belt 2 works to move the valve to the rear end of the loading push plate 3, and the electric push rod 31 is controlled to extend so that the loading push plate 3 pushes the valve to the surface of the detection support plate 6 at the upper end of the base 1. The hydraulic push rod 51 is extended to drive the lifting platform 5 to separate from the storage groove 4 until the lower end of the sealing gasket 8 is tightly fitted with the surface of the lifting platform 5, thereby realizing automatic loading of the valve and automatic sealing of the detection box 7;

[0026] A clamping plate 9 is provided on the inner side of the detection box 7. Two clamping plates 9 are symmetrically provided on the left and right. The rear side of the clamping plate 9 and the inner side of the detection box 7 are slidably connected through a slide groove 91. A bidirectional lead screw 92 is rotatably connected to the inner side of the slide groove 91. The bidirectional lead screw 92 and the rear end of the clamping plate 9 are threadedly connected. A driving motor 93 is fixedly installed on the left side of the detection box 7. The output end of the driving motor 93 extends to the inner side of the slide groove 91 and is fixedly connected to the left end of the bidirectional lead screw 92. The detection support plate 6 and the valve are driven to rise through the operation of the hydraulic push rod 61. The driving motor 93 drives the bidirectional lead screw 92 to rotate, so that the clamping plate 9 clamps and fixes the valve, so that the air intake assembly cooperates with the gas detection assembly, and the valve is detected, thereby judging the assembly condition of the sealing ring;

[0027] A material unloading push plate 10 is arranged at the rear side of the upper end of the base 1, a sorting push plate 11 is arranged at the left side of the upper end of the base 1, a sorting belt 12 is arranged at the right side of the base 1, an electric push rod 2 101 is fixedly installed at the rear side of the support plate 2 71, the output end of the electric push rod 2 101 extends to the front end of the support plate 2 71, and is fixedly connected to the rear side of the material unloading push plate 10, a support plate 3 111 is fixedly installed at the left side of the base 1, an electric push rod 3 112 is fixedly installed at the left end of the support plate 3 111, the output end of the electric push rod 3 112 extends to the right end of the support plate 3 111, and is connected to the left side of the sorting push plate 11 Fixedly connected, the unloading push plate 10 and the sorting push plate 11 are adapted to each other with the upper end of the base 1. After the detection is completed, the clamping of the valve is released, and the hydraulic push rod 1 51 and the hydraulic push rod 2 61 drive the lifting platform 5 and the detection support plate 6 to reset to be flush with the upper end of the base 1. According to the test results, if the sealing ring is assembled normally, the electric push rod 2 101 is controlled to drive the unloading push plate 10 to move forward and push the valve to the surface of the feeding belt 2. If the sealing ring is assembled abnormally, the electric push rod 3 112 is controlled to drive the sorting push plate 11 to move right and push the valve to the surface of the sorting belt 12, so as to realize automatic sorting and unloading of the valve.

[0028] During use, the valve to be tested is placed on the left side of the upper end of the feeding belt 2, and the feeding belt 2 is operated to move the valve to the rear end of the feeding push plate 3, and the electric push rod 1 31 is controlled to extend so that the feeding push plate 3 pushes the valve to move to the surface of the detection support plate 6 at the upper end of the base 1, and the lifting platform 5 is driven to separate from the storage groove 4 by extending the hydraulic push rod 1 51 until the lower end of the sealing gasket 8 is tightly fitted with the surface of the lifting platform 5, so as to realize automatic feeding of the valve and automatic sealing of the detection box 7, and the detection support plate 6 and the valve are driven to rise by the hydraulic push rod 2 61, and the driving motor 93 drives the bidirectional screw 92 to rotate, so that the clamping plate 9 clamps and fixes the valve. , so that the air intake component cooperates with the gas detection component to detect the valve, so as to judge the assembly condition of the sealing ring. After the detection is completed, the clamping of the valve is released, and the hydraulic push rod 1 51 and the hydraulic push rod 2 61 drive the lifting platform 5 and the detection support plate 6 to reset to be flush with the upper end of the base 1. According to the detection result, if the sealing ring is assembled normally, the electric push rod 2 101 is controlled to drive the unloading push plate 10 to move forward, and push the valve to the surface of the feeding belt 2. If the sealing ring is assembled abnormally, the electric push rod 3 112 is controlled to drive the sorting push plate 11 to move right, and push the valve to the surface of the sorting belt 12, so as to realize automatic sorting and unloading of the valve, which is convenient for the next round of detection.

[0029] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A liquefied petroleum gas cylinder valve seal assembly leakage detection device, comprising a base (1), characterized in that: A feeding belt (2) is arranged on the front side of the base (1), a feeding push plate (3) is arranged at the front end of the feeding belt (2), a storage groove (4) is opened at the upper end of the base (1), a lifting platform (5) is arranged on the inner side of the storage groove (4), a detection support plate (6) is arranged on the upper end of the lifting platform (5), a detection box (7) is arranged above the lifting platform (5), a sealing gasket (8) is arranged at the lower end of the detection box (7), a clamping plate (9) is arranged on the inner side of the detection box (7), a unloading push plate (10) is arranged on the rear side of the upper end of the base (1), a sorting push plate (11) is arranged on the left side of the upper end of the base (1), and a sorting belt (12) is arranged on the right side of the base (1).

2. The liquefied petroleum gas cylinder valve sealing ring assembly leakage detection device according to claim 1, characterized in that: A support plate (21) is provided at the front end of the feeding belt (2), an electric push rod (31) is fixedly installed on the front side of the support plate (21), the output end of the electric push rod (31) extends to the rear side of the support plate (21) and is fixedly connected to the front end of the loading push plate (3), and the loading push plate (3) and the upper end of the feeding belt (2) are adapted to each other.

3. The liquefied petroleum gas cylinder valve sealing ring assembly leakage detection device according to claim 1, characterized in that: The inner sides of the lifting platform (5) and the storage groove (4) are adapted to each other, the upper end of the lifting platform (5) and the upper end of the base (1) are arranged horizontally, and a hydraulic push rod (51) is fixedly installed at the lower end of the lifting platform (5), and the lower end of the hydraulic push rod (51) is fixedly connected to the inner side of the storage groove (4).

4. The liquefied petroleum gas cylinder valve sealing ring assembly leakage detection device according to claim 1, characterized in that: A groove (52) is provided on the surface of the lifting platform (5), the inner side of the detection support plate (6) and the groove (52) are adapted to each other, the upper end of the detection support plate (6) and the surface of the lifting platform (5) are arranged horizontally, and a hydraulic push rod 2 (61) is fixedly installed on the lower end of the detection support plate (6), and the lower end of the hydraulic push rod 2 (61) is fixedly connected to the inner side of the groove (52).

5. The liquefied petroleum gas cylinder valve sealing ring assembly leakage detection device according to claim 1, characterized in that: A second support plate (71) is fixedly mounted on the rear side of the detection box (7); the lower end of the second support plate (71) is fixedly connected to the rear side of the base (1); the upper end of the sealing gasket (8) is fixedly connected to the detection box (7); the lower end of the sealing gasket (8) and the side of the upper end of the lifting platform (5) are mutually adapted; and the detection support plate (6) and the inner side of the detection box (7) are mutually adapted.

6. The liquefied petroleum gas cylinder valve sealing ring assembly leakage detection device according to claim 5, characterized in that: The clamping plates (9) are provided with two symmetrical portions on the left and right sides, the rear side of the clamping plates (9) and the inner side of the detection box (7) are slidably connected via a slide groove (91), the inner side of the slide groove (91) is rotatably connected with a bidirectional lead screw (92), the bidirectional lead screw (92) and the rear end of the clamping plate (9) are threadedly connected, a driving motor (93) is fixedly installed on the left side of the detection box (7), the output end of the driving motor (93) extends to the inner side of the slide groove (91) and is fixedly connected to the left end of the bidirectional lead screw (92).

7. The liquefied petroleum gas cylinder valve sealing ring assembly leakage detection device according to claim 6, characterized in that: An electric push rod 2 (101) is fixedly mounted on the rear side of the support plate 2 (71), the output end of the electric push rod 2 (101) extends to the front end of the support plate 2 (71) and is fixedly connected to the rear side of the unloading push plate (10); a support plate 3 (111) is fixedly mounted on the left side of the base (1); an electric push rod 3 (112) is fixedly mounted on the left end of the support plate 3 (111), the output end of the electric push rod 3 (112) extends to the right end of the support plate 3 (111) and is fixedly connected to the left side of the sorting push plate (11); the unloading push plate (10) and the sorting push plate (11) are both mutually compatible with the upper end of the base (1).

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