Valve air tightness tester convenient to overhaul
By introducing structures such as wiring boards, racks, porous mesh plates and cover plates into the valve airtightness tester, the problem of inconvenience in the existing technology is solved, and rapid adjustment of wires and convenient cleaning of electrical components is achieved. Improves the stability and maintenance efficiency of the equipment, and reduces damage caused by frequent opening and closing.
Patent Information
- Application Number
- CN202421003285.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-10
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2034-05-10
AI Technical Summary
Existing valve airtightness testers have complex internal wire layouts in maintenance and wire management, resulting in inconvenience in maintenance, increasing time and difficulty, and potentially damaging other electrical components, especially in industrial environments with high frequency use that affect production. Efficiency and equipment operation.
A valve airtightness tester is designed for easy maintenance. By installing wiring boards, racks, gears, fixed columns, movable grooves, elastic ropes and wire hoops in the tester body, convenient fixing and adjustment of wires is achieved; At the same time, a porous mesh plate, threaded rod and cover structure is adopted to facilitate the cleaning and maintenance of electrical components; the outer cover plate adopts a half-cover design, and is easily opened by sealing strips and assembly screws.
It realizes rapid maintenance and management of wires, reduces damage or deformation of the cover plate caused by frequent opening and closing, improves maintenance efficiency and equipment stability, and simplifies the process of removing dust or replacing damaged parts.
Smart Images
Figure CN222166429U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of valve air tightness testers, in particular to a valve air tightness tester which is convenient for maintenance. Background Art
[0002] The valve air tightness tester is a device specially used to test the sealing and pressure resistance of valves under specified pressure. It simulates the pressure environment under actual use conditions, applies positive or negative pressure to the valve, and judges the air tightness of the valve by monitoring the pressure change. The tester will automatically record and analyze the data to determine whether the valve meets the air tightness standard.
[0003] The valve air tightness testers currently on the market have certain defects in maintenance and wire management. Generally speaking, the internal wiring layout of these devices is relatively complex, and they are mostly fixed with wire harness clamps or buckles. As a result, once there is a problem with the internal wires and maintenance is required, it is often necessary to disassemble multiple components to reach the location that needs to be repaired. This not only increases the time and difficulty of maintenance, but may also cause accidental damage to other electrical components during disassembly and reassembly. Especially in high-frequency industrial environments, frequent inspections and maintenance will greatly affect production efficiency and the normal operation of equipment.
[0004] Therefore, there is an urgent need for a valve air tightness tester that is easy to repair and can solve the technical defects proposed in the above-mentioned technology. Summary of the invention
[0005] The utility model aims to provide a valve air tightness tester which is easy to maintain, so as to solve the problem that the internal wire layout is relatively complicated and the maintenance is inconvenient in the above-mentioned background technology.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a valve air tightness tester that is easy to maintain, comprising a tester body and a wiring board, a wiring board is arranged in the middle position inside the tester body, racks are vertically welded on both sides of the middle position of the inner wall of the tester body, the racks are sleeved on both sides of the wiring board, and tooth grooves are respectively provided on both sides of the wiring board, the racks and tooth grooves are respectively meshed and connected, a movable groove is provided at the top of the wiring board, a plurality of groups of wire clamps are embedded in the movable groove, a group of elastic ropes are fixed on each side of the wire clamp, and a plurality of groups of buckle columns are distributed on the sides of the movable groove of the wiring board, and the elastic ropes are buckled and fixed to the buckle columns.
[0007] Preferably, the elastic rope is a fastener made of elastic nylon material, and the fastener columns are evenly spaced and distributed on the sides of the movable groove.
[0008] Preferably, the cable tie has a certain elasticity, and is in a hollow cylindrical shape with an open top.
[0009] Preferably, a group of porous mesh plates are respectively arranged at the front and rear ends of the wiring board, a threaded sleeve is welded on the left side of the porous mesh plate, a sleeve block is welded on the right side of the porous mesh plate, a threaded rod is sleeved in the threaded sleeve, a fixed column is sleeved in the sleeve block, and the threaded rod is movably connected to the bottom end of the inner wall of the tester body.
[0010] Preferably, a slot is processed at the top end of the threaded rod, and the threaded rod and the fixing column are correspondingly arranged in the horizontal direction.
[0011] Preferably, the porous mesh plate is a metal plate, and the outer surface of the porous mesh plate is coated with insulating waterproof glue.
[0012] Preferably, a plurality of terminal sockets are provided at the rear end of the tester body, including a power cord socket, a control signal socket, a data communication socket and a sensor socket, a stop button, a reset button and a start button are provided on the left side of the front end of the tester body, a positive pressure speed knob and a negative pressure speed knob are provided on the right side of the front end of the tester body, and an air source pressure key is provided at the lower part of the front end of the tester body.
[0013] Preferably, a rubber base is fixedly glued to the bottom end of the tester body, a group of outer cover plates are hinged on the left and right sides of the rubber base, the outer cover plates are upwardly merged into a complete cover body to cover the tester body, sealing strips are fixedly connected between the outer cover plates, assembly screws are fixedly connected between the sealing strips and the outer cover plates, and a group of handles are installed on the top of each outer cover plate.
[0014] Compared with the prior art, the utility model has the following beneficial effects: the valve air tightness tester that is easy to repair not only facilitates the repair of the wiring harness, reduces the plastic buckles required for the vertical wires, improves the repair efficiency, facilitates the removal of dust or replacement of damaged parts, and is easier to clean safely, but also reduces the damage or deformation of the outer cover plate caused by frequent opening and closing;
[0015] (1) By providing a rack, a tooth groove, a wiring board, a fixed column, a movable groove, an elastic rope, and a buckle column, when it is necessary to inspect the internal wires, the wiring board can be pulled upward, and the meshing of the rack and the tooth groove is clamped. When an upward force is applied to the tooth groove, the originally clamped tooth groove will overcome the friction of the teeth and move upward. When it is pulled up to the required position, it stops moving and is fixed again by the meshing force of the teeth between the rack and the tooth groove. Therefore, the wiring board will be adjusted upward along the fixed column, and the wire bundle will be fixed or adjusted using a cable tie, and moved left and right in the movable groove, and fixed in position on the buckle column using an elastic rope. This design solves the inconvenience of traditional equipment in wire inspection and management, especially when frequent inspection or replacement of wires is required, avoiding failures caused by loose or messy wires, and improving the stability and reliability of the tester. The entire adjustment process does not require special tools, reducing the plastic buckles required for wiring, and improving inspection efficiency;
[0016] (2) By providing a slotted slot, a threaded rod, a threaded sleeve, a sleeve block, and a porous mesh plate, when the electrical components need to be cleaned and repaired, a slotted wrench is inserted into the slotted slot to screw the threaded rod. The rotation of the threaded rod drives the sleeve block to rise through the threaded sleeve, thereby driving the porous mesh plate to rise. The electrical components are mounted on the porous mesh plate, which is convenient for cleaning and maintenance. Through simple operations, the core components of the tester can be quickly lifted, which is convenient for removing dust or replacing damaged components, and is easier and safer to clean;
[0017] (3) The outer cover is provided with assembly screws, sealing strips and an outer cover. The outer cover can be easily opened by loosening the assembly screws and unfastening the sealing strip. The outer cover is designed in the form of left and right half-covers. The two groups of outer covers are respectively unfolded outward, which not only facilitates the opening and closing of the instrument, but also ensures the stability and anti-deformation ability of the outer cover during the opening and closing process. In this way, the damage or deformation of the outer cover caused by frequent opening and closing can be reduced. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a schematic diagram of the structure of the utility model;
[0019] Figure 2 This is a schematic diagram of the top view of the tester body of the utility model;
[0020] Figure 3 This is a schematic diagram of the front view structure of the wiring board of the utility model;
[0021] Figure 4 This is a schematic diagram of the front view structure of the porous mesh plate of the utility model;
[0022] Figure 5 This is a schematic diagram of the top view of the outer cover plate of the utility model;
[0023] Figure 6 It is a schematic diagram of the side cross-sectional structure of the tooth groove of the utility model.
[0024] In the figure: 1. Tester body; 2. Stop button; 3. Reset button; 4. Start button; 5. Air source pressure button; 6. Rubber base; 7. Negative pressure speed knob; 8. Positive pressure speed knob; 9. Outer cover; 10. Terminal socket; 11. Porous mesh plate; 12. Bushing; 13. Fixed column; 14. Threaded sleeve; 15. Threaded rod; 16. Slotted groove; 17. Wiring board; 18. Cable clamp; 19. Tooth groove; 20. Rack; 21. Movable groove; 22. Buckle column; 23. Elastic rope; 24. Handle; 25. Sealing strip; 26. Assembly screws. DETAILED DESCRIPTION
[0025] 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.
[0026] See also Figure 1-6 , a valve air tightness tester that is easy to repair, including a tester body 1 and a wiring board 17, a wiring board 17 is arranged in the middle position inside the tester body 1, racks 20 are vertically welded on both sides of the middle position of the inner wall of the tester body 1, the racks 20 are sleeved on both sides of the wiring board 17, and tooth grooves 19 are respectively opened on both sides of the wiring board 17, and the racks 20 and the tooth grooves 19 are respectively meshed and connected, and a movable groove 21 is opened at the top of the wiring board 17, and multiple groups of cable hoops 18 are embedded in the movable groove 21, and a group of elastic ropes 23 are fixed on both sides of the cable hoop 18, and the wiring board 17 has multiple groups of buckle columns 22 distributed on the side of the movable groove 21, and the elastic ropes 23 are buckled and fixed with the buckle columns 22, and the elastic ropes 23 are fasteners made of elastic nylon material, and the buckle columns 22 are evenly spaced and distributed on the side of the movable groove 21, and the cable hoop 18 has a certain elasticity, and the cable hoop 18 is hollow cylindrical and has an opening at the top;
[0027] Specifically, Figure 1 , Figure 2 , Figure 3 and Figure 6 As shown, when it is necessary to inspect the internal wires, the wiring board 17 can be pulled upward, and the rack 20 and the tooth groove 19 are engaged and clamped. When an upward force is applied to the tooth groove 19, the originally clamped tooth groove 19 will overcome the friction of the teeth and move upward. When it is pulled up to the required position, it stops moving and is fixed again by the meshing force of the teeth between the rack 20 and the tooth groove 19. Therefore, the wiring board 17 will be adjusted upward along the fixed column 13, and the wire harness will be fixed or adjusted using the wire clamp 18, and moved left and right in the movable groove 21, and fixed in position using the elastic rope 23 buckled on the buckle column 22. This design solves the inconvenience of traditional equipment in wire inspection and management, especially when frequent inspection or replacement of wires is required, and avoids failures caused by loose or messy wires.
[0028] A group of porous mesh plates 11 are respectively arranged at the front and rear ends of the wiring board 17, a threaded sleeve 14 is welded on the left side of the porous mesh plate 11, a sleeve block 12 is welded on the right side of the porous mesh plate 11, a threaded rod 15 is sleeved in the threaded sleeve 14, a fixed column 13 is sleeved in the sleeve block 12, the threaded rod 15 is movably connected to the bottom end of the inner wall of the tester body 1, a slot 16 is processed on the top of the threaded rod 15, the threaded rod 15 and the fixed column 13 are arranged correspondingly in the horizontal direction, the porous mesh plate 11 is a metal plate, and the outer surface of the porous mesh plate 11 is coated with insulating waterproof glue;
[0029] Specifically, Figure 1 , Figure 2 and Figure 4 As shown, when the electrical components need to be cleaned and repaired, a flat-blade wrench is inserted into the flat-blade slot 16 to screw the threaded rod 15. The rotation of the threaded rod 15 drives the sleeve block 12 to rise through the threaded sleeve 14, thereby driving the porous mesh plate 11 to rise. The electrical components are installed on the porous mesh plate 11 for easy cleaning and maintenance.
[0030] A plurality of terminal sockets 10 are arranged at the rear end of the tester body 1, and the terminal sockets 10 include a power cord socket, a control signal socket, a data communication socket and a sensor socket. A stop button 2, a reset button 3 and a start button 4 are arranged on the left side of the front end of the tester body 1, a positive pressure speed knob 8 and a negative pressure speed knob 7 are arranged on the right side of the front end of the tester body 1, and an air source pressure key 5 is arranged at the lower part of the front end of the tester body 1. A rubber base 6 is fixedly glued to the bottom end of the tester body 1, and a group of outer cover plates 9 are hinged on the left and right sides of the rubber base 6. The outer cover plates 9 are upwardly merged into a complete cover body to cover the tester body 1, and sealing strips 25 are fixedly connected between the outer cover plates 9, and assembly screws 26 are fixedly connected between the sealing strips 25 and the outer cover plates 9, and a group of handles 24 are installed on the top of each outer cover plate 9;
[0031] Specifically, Figure 1 and Figure 5 As shown, the terminal socket 10 includes a power cord socket, a control signal socket, a data communication socket and a sensor socket. The power cord socket provides power support for the tester. The control signal socket is used to receive external control signals or send control commands to an external system. The data communication socket is used to allow the tester to be connected to an external computer or network system to facilitate real-time transmission, analysis and storage of data. The sensor socket is used to connect various sensors, such as pressure sensors, temperature sensors, etc. These sensors monitor key parameters in the test process. The outer cover 9 can be easily opened by loosening the assembly screws 26 and unfastening the sealing strip 25. The outer cover 9 is designed in the form of left and right half-covers. The two groups of outer cover plates 9 are respectively unfolded outward, which not only facilitates the opening and closing of the instrument, but also ensures the stability and deformation resistance of the outer cover plate 9 during the opening and closing process.
[0032] Working principle: The outer cover 9 can be easily opened by loosening the assembly screws 26 and unfastening the sealing strip 25. When the internal wires need to be inspected, the wiring board 17 can be pulled upward. When an upward force is applied to the tooth groove 19, the originally clamped tooth groove 19 will overcome the friction of the teeth and move upward. When it is pulled up to the required position, it stops moving and is fixed again by the meshing force of the teeth between the rack 20 and the tooth groove 19. Therefore, the wiring board 17 will be adjusted upward along the fixed column 13, and the wire harness is fixed or adjusted using the wire clamp 18, and moved left and right in the movable groove 21. The elastic rope 23 is buckled on the buckle column 22 to fix the position. When the electrical components need to be cleaned and inspected, a flat-blade wrench is inserted into the flat-blade slot 16 to screw the threaded rod 15. The rotation of the threaded rod 15 drives the sleeve block 12 to rise through the threaded sleeve 14, thereby driving the porous mesh plate 11 to lift, making it convenient to clean the electrical components.
[0033] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.
Claims
1. A valve air tightness tester that is easy to inspect and repair, comprising a tester body (1) and a wiring board (17), characterized in that: A wiring board (17) is arranged in the middle of the tester body (1), racks (20) are vertically welded on both sides of the middle of the inner wall of the tester body (1), the racks (20) are sleeved on both sides of the wiring board (17), and tooth grooves (19) are respectively provided on both sides of the wiring board (17), the racks (20) and the tooth grooves (19) are respectively meshed and connected, a movable groove (21) is provided at the top of the wiring board (17), a plurality of groups of cable hoops (18) are embedded in the movable groove (21), a group of elastic ropes (23) are fixed on both sides of the cable hoops (18), and a plurality of groups of buckle columns (22) are distributed on the sides of the movable groove (21) of the wiring board (17), and the elastic ropes (23) are buckled and fixed to the buckle columns (22).
2. The valve air tightness tester that is easy to repair according to claim 1 is characterized in that: The elastic rope (23) is a fastener made of elastic nylon material, and the buckle columns (22) are distributed at equal intervals on the side of the movable groove (21).
3. The valve air tightness tester that is easy to repair according to claim 1 is characterized in that: The cable tie hoop (18) has a certain elasticity, and is in the shape of a hollow cylinder with an open top.
4. The valve air tightness tester that is easy to repair according to claim 1 is characterized in that: A group of porous mesh plates (11) are respectively arranged at the front and rear ends of the wiring board (17); a threaded sleeve (14) is welded on the left side of the porous mesh plate (11); a sleeve block (12) is welded on the right side of the porous mesh plate (11); a threaded rod (15) is sleeved inside the threaded sleeve (14); a fixing column (13) is sleeved inside the sleeve block (12); and the threaded rod (15) is movably connected to the bottom end of the inner wall of the tester body (1).
5. The valve air tightness tester that is easy to repair according to claim 4 is characterized in that: A slot (16) is processed on the top end of the threaded rod (15), and the threaded rod (15) and the fixing column (13) are arranged correspondingly in the horizontal direction.
6. The valve air tightness tester that is easy to repair according to claim 4 is characterized in that: The porous mesh plate (11) is a metal plate, and the outer surface of the porous mesh plate (11) is coated with insulating waterproof glue.
7. The valve air tightness tester that is easy to repair according to claim 1 is characterized in that: The tester body (1) is provided with a plurality of terminal sockets (10) at the rear end, the terminal sockets (10) including a power cord socket, a control signal socket, a data communication socket and a sensor socket. The tester body (1) is provided with a stop button (2), a reset button (3) and a start button (4) at the left side of the front end. The tester body (1) is provided with a positive pressure speed knob (8) and a negative pressure speed knob (7) at the right side of the front end. The tester body (1) is provided with an air source pressure button (5) at the lower part of the front end.
8. The valve air tightness tester that is easy to repair according to claim 1 is characterized in that: A rubber base (6) is fixedly glued to the bottom of the tester body (1), and a group of outer cover plates (9) are hinged on the left and right sides of the rubber base (6). The outer cover plates (9) are upwardly combined to form a complete cover body to cover the tester body (1). Sealing strips (25) are fixedly connected between the outer cover plates (9), and assembly screws (26) are fixedly connected between the sealing strips (25) and the outer cover plates (9). A group of handles (24) are installed on the top of each of the outer cover plates (9).