CN119268971A - A performance testing device for electric water heater accessories - Google Patents
A performance testing device for electric water heater accessories Download PDFInfo
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- CN119268971A CN119268971A CN202411439045.9A CN202411439045A CN119268971A CN 119268971 A CN119268971 A CN 119268971A CN 202411439045 A CN202411439045 A CN 202411439045A CN 119268971 A CN119268971 A CN 119268971A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2807—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
- G01M3/2815—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes using pressure measurements
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- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
本发明涉及电热水器应用技术领域，特别涉及一种电热水器配件性能检测装置，包括外框架，外框架前端固定连接有前置框架，前置框架上开设有若干前后贯穿的安装孔，安装孔用于放入加热管的管体，所述前置框架内设有用于对多个加热管的两安装口进行封闭的封堵机构，前置框架和外框架的后侧壁之间设有用于对多个加热管的管体进行分别密封包覆的包覆机构，本发明所采用的封堵机构和包覆机构配合使用，能够单次对多个加热管进行气密性质量检测，检测采用外部增压的方式更符合加热管的使用条件，真实反馈出加热管的应用情况，多组加热管同步检测，既能进行对比，进一步保证检测准确性，又能显著提高工作效率。
The present invention relates to the technical field of electric water heater application, and in particular to a performance testing device for electric water heater accessories, comprising an outer frame, a front frame fixedly connected to the front end of the outer frame, a plurality of mounting holes penetrating front and rear are opened on the front frame, the mounting holes are used to place the tube body of a heating tube, a sealing mechanism for sealing two mounting openings of a plurality of heating tubes is arranged in the front frame, a covering mechanism for sealing and covering the tube bodies of the plurality of heating tubes respectively is arranged between the rear side walls of the front frame and the outer frame, the sealing mechanism and the covering mechanism adopted in the present invention are used in combination, and can perform airtight quality testing on a plurality of heating tubes at a time, the testing adopts an external pressurization method which is more in line with the use conditions of the heating tubes, and truly feeds back the application conditions of the heating tubes, and the synchronous testing of a plurality of groups of heating tubes can not only perform comparison, further ensure the testing accuracy, but also significantly improve the work efficiency.
Description
Technical Field
The invention relates to the technical field of electric water heater application, in particular to an electric water heater accessory performance detection device.
Background
Electric water heaters are commonly used in households and businesses to heat water in a water storage tank to a set temperature by electric energy for daily use, and comprise various accessories, generally divided into heating elements, temperature control accessories, safety accessories, electric accessories and the like, wherein the heating elements are generally selected from heating pipes or electric heating rods, the heating pipes are generally made of metal pipes, resistance wires are arranged in the heating pipes, and heat is generated when electric current passes through the resistance wires, so that surrounding water is heated.
Because the heating pipe works in water, in order to ensure that the heating pipe cannot leak in the use process, the safe operation of the electric water heater is ensured, and the air tightness of the heating pipe is generally detected after the production of the heating pipe is finished.
The existing heating pipe air tightness detection modes are various, the most common mode is that an opening at one end of a heating pipe installation port is inflated, the opening at the other end is sealed in real time, an ultrasonic detector is used for detecting ultrasonic signals generated by gas leakage, and the method can find out leakage points, but for the heating pipe, when production is finished, only whether the heating pipe is qualified or not is judged, the ultrasonic detector needs to comprehensively detect a single heating pipe, the detection is finished for a long time, the working efficiency is low, the ultrasonic detector is not suitable for batch detection of the heating pipe, and when the heating pipe works specifically, the heating pipe is provided with high pressure outside, and the mode of internal pressurization is not in accordance with the specific working state of the heating pipe, so that the judgment of qualified standards is not facilitated.
Disclosure of Invention
The invention provides a device for detecting the performance of an electric water heater accessory, which can solve the problems.
In order to achieve the above purpose, the invention adopts the following technical scheme that the electric water heater accessory performance detection device comprises an outer frame, wherein the front end of the outer frame is fixedly connected with a front frame, a plurality of front-back penetrating mounting holes are formed in the front frame, the mounting holes are used for placing tube bodies of heating tubes, a blocking mechanism for blocking two mounting holes of the heating tubes is arranged in the front frame, and a coating mechanism for respectively sealing and coating the tube bodies of the heating tubes is arranged between the front frame and the rear side wall of the outer frame.
The plugging mechanism comprises a first movable plate which is movably arranged in the front frame, two mounting ports of the first movable plate, which correspond to the heating pipes, are fixedly connected with sealing caps, one of the sealing caps is provided with a barometer, the two sides of the first movable plate are jointly provided with a first butt joint component which is used for controlling the front and back movement of the first movable plate, and a locking pipe component which is used for locking the pipe body of each heating pipe is arranged in the rear side wall of the front frame.
The cladding mechanism comprises a second moving plate movably arranged between the front frame and the rear side wall of the outer frame, a plurality of cladding cylinders are distributed on the second moving plate corresponding to the pipe bodies of the heating pipes, the rear side wall of the front frame is fixedly connected with threaded sleeves corresponding to the cladding cylinders, the threaded sleeves are connected with front end threads of the cladding cylinders, sealing rings are fixedly connected with the front end ends of the cladding cylinders, a second butt joint assembly used for controlling the second butt joint assembly to move forwards and backwards is arranged on two sides of the second moving plate, and a screwing assembly used for controlling the second butt joint assembly to be in threaded connection with the threaded sleeves is arranged on the rear sides of the cladding cylinders.
Through the cooperation of shutoff mechanism and cladding mechanism, can accomplish the gas tightness detection of a plurality of heating pipes in step.
As a preferable technical scheme of the invention, the first butt joint assembly comprises a first screw rod rotatably connected to the left side inside the front frame and a first guide rod fixedly connected to the right side inside the front frame, the left side of the first moving plate is connected with the first screw rod through threads, the right side of the first moving plate is connected with the first guide rod in a sliding manner, the front end of the first screw rod extends to the outside of the front frame and is fixedly connected with the output end of the first motor, and the first motor is fixedly connected to the outside of the front frame.
As a preferable technical scheme of the invention, the lock tube assembly comprises a penetrating opening which penetrates through the rear side wall of the front frame vertically, the inside of the penetrating opening is symmetrically and slidingly connected with the opposite tightening plates vertically, lubricating oil is dripped into the positions where the penetrating opening and the opposite tightening plates are connected, the left side and the right side of the front frame are fixedly connected with double-shaft electric push rods which are distributed vertically corresponding to the positions of the opposite tightening plates, two output ends of the double-shaft electric push rods are fixedly connected with the opposite tightening plates at the upper side and the lower side respectively, arc bayonets for clamping the heating tube body are formed at the corresponding mounting holes of the opposite tightening plates at the two sides, and sealing rubber strips are fixedly connected at the ends of the opposite tightening plates close to each other.
As a preferable technical scheme of the invention, the second butt joint assembly comprises a second screw rod rotatably connected to the left side inside the outer frame and a plurality of second guide rods fixedly connected to the inside of the outer frame, the left side of the second moving plate is connected with the second screw rod through threads, the second moving plate is connected with the plurality of second guide rods in a sliding manner, the front end of the second screw rod extends to the outside of the outer frame and is fixedly connected with the output end of the second motor, and the second motor is fixedly connected to the outside of the outer frame.
As a preferable technical scheme of the invention, the rotary connection assembly comprises a belt rotating gear fixedly connected to the center of the rear end of each package cylinder, the belt rotating gear is of a long gear structure, a linkage gear is connected between two adjacent belt rotating gears in a meshed manner, the linkage gear is connected to a second moving plate in a rotating manner through a rotating rod, a driving gear is connected to the right side of the rightmost belt rotating gear in a meshed manner, the driving gear is fixedly connected to the output end of a third motor, the third motor is fixedly connected to the second moving plate, the rear end of each package cylinder is jointly provided with a pressurizing part for pressurizing the interior of the package cylinder, and a buffer part for rotationally connecting and buffering the package cylinder is arranged at the joint position of the package cylinder and the second moving plate.
As a preferable technical scheme of the invention, the pressurizing component comprises gas transmission branch pipes rotatably connected to the center of the rear end of each packing cylinder, the gas transmission branch pipes are communicated with a gas transmission connecting pipe through a common pipeline, the gas transmission connecting pipe is fixedly connected to a second movable plate through a fixed frame, and the gas transmission connecting pipe is further provided with an input pipe which is communicated with external pressurizing equipment through a pipeline.
As a preferable technical scheme of the invention, the buffer part comprises a mounting sleeve rotatably connected to the rear side of the annular wall of the packing cylinder, the mounting sleeve is slidably connected to the second moving plate, the front side of the mounting sleeve is fixedly connected with a first limiting ring, the rear side of the mounting sleeve is fixedly connected with a second limiting ring, and a spring is sleeved on a section of the mounting sleeve between the second moving plate and the first limiting ring.
The beneficial effects are that:
1. The plugging mechanism adopted by the invention can automatically close the mounting ports of a plurality of heating pipes, avoid air leakage of the mounting ports of the heating pipes, detect the air pressure in the heating pipes, observe whether the air pressure in the heating pipes changes in real time, and is intuitive and convenient to use.
2. The coating mechanism adopted by the invention can carry out external coating on the heating pipe, simulate the working environment of the heating pipe when the heating pipe is specifically used in real time in a pressurizing mode, automatically complete the working process and save time and labor in use.
3. The plugging mechanism and the cladding mechanism are matched for use, so that the air tightness quality of a plurality of heating pipes can be detected at a time, the detection adopts an external pressurizing mode to more accord with the use condition of the heating pipes, the application condition of the heating pipes is fed back truly, the whole heating pipe is finished automatically, the intelligent degree of use is higher, the synchronous detection of a plurality of groups of heating pipes can be realized, the comparison can be carried out, the detection accuracy is further ensured, and the working efficiency is remarkably improved.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic perspective view of a first view of the present invention.
Fig. 2 is a schematic view of a second perspective structure of the present invention.
Fig. 3 is a schematic top view of the present invention.
Fig. 4 is an enlarged schematic view of the structure of the area a in fig. 3 according to the present invention.
Fig. 5 is an enlarged schematic view of the structure of the area B in fig. 3 according to the present invention.
FIG. 6 is a schematic view of a cross-sectional partial structure of the rear side wall position of the front frame of the present invention.
FIG. 7 is an outline view of a heating tube of the present invention.
In the figure, 1, an outer frame, 2, a front frame, 3, a plugging mechanism, 31, a first butt joint component, 311, a first screw rod, 312, a first motor, 313, a first guide rod, 32, a lock tube component, 321, a double-shaft electric push rod, 322, a butt joint plate, 323, a sealing rubber strip, a first movable plate, 34, a sealing cap, 35, an air pressure gauge, 4, a cladding mechanism, 41, a second butt joint component, 411, a second screw rod, 412, a second motor, 413, a second guide rod, 42, a screwing component, 421, a buffer component, 4211, a first limiting ring, 4212, a mounting sleeve, 4213, a second limiting ring, 4214, a spring, 422, a belt rotating gear, 423, a linkage gear, 424, a driving gear, 425, a third motor, 426, a pressurizing component, 4261, a fixing frame, 4262, an air conveying connecting tube, 4263, an air conveying branch tube, 43, a second movable plate, 44, a packing cylinder, 45, a sealing ring, 46 and a threaded sleeve.
Detailed Description
Embodiments of the invention are described in detail below with reference to the attached drawings, but the invention can be implemented in a number of different ways, which are defined and covered by the claims.
Referring to fig. 1, an electric water heater accessory performance detection device comprises an outer frame 1, wherein the front end of the outer frame 1 is fixedly connected with a front frame 2, a plurality of front and rear penetrating mounting holes are formed in the front frame 2, the mounting holes are used for placing the tube bodies of heating tubes, a sealing mechanism 3 for sealing two mounting holes of the heating tubes is arranged in the front frame 2, and a coating mechanism 4 for respectively sealing and coating the tube bodies of the heating tubes is arranged between the front frame 2 and the rear side wall of the outer frame 1.
Referring to fig. 1 and 3, the plugging mechanism 3 includes a first moving plate 33 movably disposed in the front frame 2, two mounting ports of the first moving plate 33 corresponding to each heating pipe are fixedly connected with sealing caps 34, one of the two sealing caps 34 mounted on a single heating pipe is mounted with a barometer 35, two sides of the first moving plate 33 are jointly provided with a first butt joint assembly 31 for controlling the front and back movement of the first butt joint assembly, and a locking pipe assembly 32 for locking the pipe body of each heating pipe is disposed in the rear side wall of the front frame 2.
In specific work, the air pressure gauge 35 senses the air pressure change in the heating pipe, if the air pressure is continuously increased, the heating pipe is proved to have defects, the quality is unqualified, and if the air pressure is unchanged, the heating pipe is proved to be perfect, and the quality is qualified.
Referring to fig. 1, 2, 3 and 4, the wrapping mechanism 4 includes a second moving plate 43 movably disposed between the front frame 2 and the rear side wall of the outer frame 1, a plurality of wrapping cylinders 44 are disposed on the second moving plate 43 and correspond to the tube bodies of the heating tubes, the rear side wall of the front frame 2 is fixedly connected with threaded sleeves 46 corresponding to the wrapping cylinders 44, the threaded sleeves 46 are connected with the front ends of the wrapping cylinders 44 in a threaded manner, sealing rings 45 are fixedly connected with the front ends of the wrapping cylinders 44, two sides of the second moving plate 43 are jointly provided with a second butt joint assembly 41 for controlling the forward and backward movement of the second butt joint assembly, and the rear sides of the wrapping cylinders 44 are jointly provided with a screwing assembly 42 for controlling the screwing connection of the second butt joint assembly with the threaded sleeves 46.
Specifically during operation, link to each other through package section of thick bamboo 44 and screw sleeve 46, form the outsourcing structure that carries out cladding to the heating pipe, through sealing ring 45 and screw structure cooperation, guarantee the connection leakproofness of package section of thick bamboo 44 and screw sleeve 46, carry out the pressure boost in package section of thick bamboo 44 inside, if the body of heating pipe is defective, in gas can enter into the heating pipe, if the heating pipe is defect-free, in gas can't enter into the heating pipe.
Through the cooperation of shutoff mechanism 3 and cladding mechanism 4, can accomplish the gas tightness detection of a plurality of heating pipes in step.
Referring to fig. 1 and 3, the first docking assembly 31 includes a first screw 311 rotatably connected to the left side of the front frame 2, and a first guide rod 313 fixedly connected to the right side of the front frame 2, the left side of the first moving plate 33 is screwed to the first screw 311, the right side of the first moving plate 33 is slidably connected to the first guide rod 313, the front end of the first screw 311 extends to the outside of the front frame 2 and is fixedly connected to the output end of a first motor 312, and the first motor 312 is fixedly connected to the outside of the front frame 2.
In specific operation, the first screw rod 311 is controlled to rotate by the first motor 312, the first screw rod 311 controls the first moving plate 33 to move forwards and backwards along the first guide rod 313, and the first moving plate 33 seals the mounting opening of the heating pipe by carrying the sealing caps 34.
Referring to fig. 1 and 6, the locking tube assembly 32 includes a through hole penetrating through the rear sidewall of the front frame 2 in an up-down direction, the opposite fastening plates 322 are symmetrically and slidably connected in the through hole, lubricating oil is dripped into the positions where the through hole and the opposite fastening plates 322 meet, the two output ends of the two-shaft electric push rod 321 are fixedly connected with the opposite fastening plates 322 on the upper and lower sides respectively, the opposite fastening plates 322 on the two sides are correspondingly provided with arc-shaped bayonets for clamping the heating tube body, and one ends of the opposite fastening plates 322 on the two sides, which are close to each other, are respectively fixedly connected with sealing rubber strips 323.
During specific work, two pairs of tight plates 322 are controlled to be close to each other through the double-shaft electric push rod 321, arc bayonet butt joint is the round hole and supports tightly the locking to the heating pipe body, utilizes joint strip 323 to increase and connects the leakproofness, avoids appearing gas leakage with the hookup location of heating pipe body, utilizes lubricating oil, can guarantee to wear the mouth and meet the gas tightness of position to tight plates 322 when guaranteeing to remove smoothly to tight plates 322.
Referring to fig. 1, 2 and 3, the second docking assembly 41 includes a second lead screw 411 rotatably connected to the left side of the inside of the outer frame 1, and a plurality of second guide rods 413 fixedly connected to the inside of the outer frame 1, the left side of the second moving plate 43 is screwed to the second lead screw 411, the second moving plate 43 is slidably connected to the plurality of second guide rods 413, and the front end of the second lead screw 411 extends to the outside of the outer frame 1 and is fixedly connected to the output end of a second motor 412, and the second motor 412 is fixedly connected to the outside of the outer frame 1.
During specific operation, the second motor 412 controls the second screw rod 411 to rotate, the second screw rod 411 controls the second moving plate 43 to move forwards and backwards along the second guide rod 413, the second moving plate 43 drives each packing cylinder 44 to move towards the front frame 2, the packing cylinders 44 are in butt joint with the front frame 2, a closed environment is formed outside the heating pipe, and when the second moving plate 43 brings the packing cylinders 44 away from the front frame 2, enough space is reserved between the second moving plate 43 and the front frame 2, so that the heating pipe can be conveniently locked and installed.
Referring to fig. 1,2 and 5, the screwing assembly 42 includes a belt rotating gear 422 fixedly connected to the center of the rear end of each package tube 44, the belt rotating gear 422 is of a long gear structure, a linkage gear 423 is engaged and connected between two adjacent belt rotating gears 422, the linkage gear 423 is rotatably connected to the second moving plate 43 through a rotating rod, the right side of the rightmost belt rotating gear 422 is also engaged and connected with a driving gear 424, the driving gear 424 is fixedly connected to the output end of the third motor 425, the third motor 425 is fixedly connected to the second moving plate 43, the rear end of each package tube 44 is jointly provided with a pressurizing component 426 for pressurizing the inside of the package tube 44, and a buffering component 421 for rotationally connecting and buffering the package tube 44 is arranged at the joint position of the package tube 44 and the second moving plate.
Referring to fig. 2 and 3, the pressurizing unit 426 includes a gas-delivering branch pipe 4263 rotatably connected to the center of the rear end of each packing cylinder 44, the gas-delivering branch pipes 4263 are connected to a gas-delivering connecting pipe 4262 in a common pipeline, the gas-delivering connecting pipe 4262 is fixedly connected to the second moving plate 43 through a fixing frame 4261, and the gas-delivering connecting pipe 4262 is further provided with an input pipe in pipeline communication with an external pressurizing device.
Referring to fig. 1 and 5, the buffer member 421 includes a mounting sleeve 4212 rotatably connected to the rear side of the annular wall of the packing cylinder 44, the mounting sleeve 4212 is slidably connected to the second moving plate 43, the front side of the mounting sleeve 4212 is fixedly connected to a first limiting ring 4211, the rear side of the mounting sleeve 4212 is fixedly connected to a second limiting ring 4213, and a spring 4214 is sleeved on a section of the mounting sleeve 4212 between the second moving plate 43 and the first limiting ring 4211.
When the bag cylinder 44 and the front frame 2 are in butt joint, the spring 4214 compresses the mounting sleeve 4212 to drive the bag cylinder 44 to move backwards on the second moving plate 43 for a certain distance, the spring 4214 supports the front end of the bag cylinder 44 against the front frame 2, the motor III 425 controls the rotation of the rotation driving gear 424, the rotation driving gear 424 drives the rightmost rotation driving gear 422 to rotate, the linkage gear 423 drives the rotation driving gears 422 to synchronously rotate the bag cylinder 44, the threaded sleeve 46 is screwed into the bag cylinder 44 under the recovery action of the spring 4214, the heating pipe is fully enclosed, air is transmitted into the air transmission connecting pipe 4262 through the operation of the pressurizing equipment, the air is dispersed into the bag cylinders 44 through the air transmission connecting pipe 4262, and the interior of the bag cylinder 44 is pressurized through the air transmission branch pipe 4263.
When the heating pipe is used, S1, the moving plate II 43 is firstly moved to the rearmost side of the outer frame 1, then a plurality of heaters are arranged on the rear side wall of the front frame 2 one by one, when the heating pipe is arranged, one end of the mounting port of the heating pipe penetrates through the mounting hole, after the heating pipe is arranged, the two pairs of tightening plates 322 are controlled to be close to each other through the double-shaft electric push rod 321, the arc-shaped bayonet is butted to form a round hole to tightly lock the pipe body of the heating pipe, and the sealing joint strip 323 is utilized to increase the connection tightness.
And S2, controlling the first screw rod 311 to rotate by the first motor 312, controlling the first moving plate 33 to move forwards and backwards along the first guide rod 313 by the first screw rod 311, sealing the mounting port of the heating pipe by the first moving plate 33 with each sealing cap 34, controlling the second screw rod 411 to rotate by the second motor 412, controlling the second moving plate 43 to move forwards and backwards along the second guide rod 413 by the second screw rod 411, driving each packing cylinder 44 to move towards the front frame 2 by the second moving plate 43, and butting the packing cylinders 44 with the front frame 2 to form a sealed environment outside the heating pipe.
S3, when the package cylinder 44 is in butt joint with the front frame 2, the spring 4214 compresses, the mounting sleeve 4212 moves a certain distance backwards on the moving plate II 43 with the package cylinder 44, the front end of the package cylinder 44 is abutted against the front frame 2 by the spring 4214, then the rotation of the rotation driving gear 424 is controlled by the motor III 425, the rightmost rotation driving gear 422 is driven by the rotation driving gear 424 to rotate, the package cylinder 44 is rotated by the synchronous rotation driving gears 422, the threaded sleeve 46 is screwed into the package cylinder 44 under the recovery action of the spring 4214, the heating pipe is fully enclosed, then air is transmitted into the air transmission connecting pipe 4262 through the pressurizing equipment, the air is dispersed into the package cylinder 44 through the air transmission branch pipes 4263 by the air transmission connecting pipe 4262, and the interior of the package cylinder 44 is pressurized.
And S4, sensing the air pressure change in the heating pipe through the air pressure gauge 35, if the air pressure is continuously increased, indicating that the heating pipe has defects, and if the air pressure is unchanged, indicating that the heating pipe is good, and the quality is qualified.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The electric water heater accessory performance detection device comprises an outer frame (1), wherein the front end of the outer frame (1) is fixedly connected with a front frame (2), a plurality of front and rear penetrating mounting holes are formed in the front frame (2), and the mounting holes are used for placing the tube bodies of the heating tubes;
The plugging mechanism (3) comprises a first moving plate (33) movably arranged in the front frame (2), two mounting ports corresponding to each heating pipe on the first moving plate (33) are fixedly connected with sealing caps (34), one sealing cap (34) is provided with a barometer (35), two sides of the first moving plate (33) are jointly provided with a first butt joint component (31) for controlling the front and back movement of the first butt joint component, and a locking pipe component (32) for locking the pipe body of each heating pipe is arranged in the rear side wall of the front frame (2);
The coating mechanism (4) comprises a second moving plate (43) movably arranged between the front frame (2) and the rear side wall of the outer frame (1), a plurality of coating drums (44) are distributed on the second moving plate (43) corresponding to the tube bodies of the heating tubes, the rear side wall of the front frame (2) is fixedly connected with threaded sleeves (46) corresponding to the coating drums (44), the threaded sleeves (46) are in threaded connection with the front ends of the coating drums (44), the front end parts of the coating drums (44) are fixedly connected with sealing rings (45), two sides of the second moving plate (43) are jointly provided with a second butt joint assembly (41) for controlling the forward and backward movement of the second moving plate, and the rear sides of the coating drums (44) are jointly provided with a screwing assembly (42) for controlling the screwing of the second moving plate and the coating drums (46);
the sealing mechanism (3) and the coating mechanism (4) are matched for use, so that the air tightness detection of a plurality of heating pipes can be synchronously completed.
2. The electric water heater accessory performance detection device as set forth in claim 1, wherein the first butt joint assembly (31) comprises a first screw rod (311) rotatably connected to the left side inside the front frame (2) and a first guide rod (313) fixedly connected to the right side inside the front frame (2), the left side of the first moving plate (33) is in threaded connection with the first screw rod (311), the right side of the first moving plate (33) is in sliding connection with the first guide rod (313), the front end of the first screw rod (311) extends to the outside of the front frame (2) and is fixedly connected with the output end of the first motor (312), and the first motor (312) is fixedly connected to the outside of the front frame (2).
3. The electric water heater accessory performance detection device of claim 1, wherein the locking pipe assembly (32) comprises a through hole which is formed in the rear side wall of the front frame (2) in a penetrating way, the through hole is internally and symmetrically connected with the tightening plate (322) in a sliding way up and down, lubricating oil is dripped into the connecting position of the through hole and the tightening plate (322), double-shaft electric push rods (321) which are distributed up and down are fixedly connected with the positions of the tightening plate (322) corresponding to the left side and the right side of the front frame (2), two output ends of the double-shaft electric push rods (321) are fixedly connected with the tightening plate (322) on the upper side and the lower side respectively, arc bayonets which are used for clamping a heating pipe body are formed in the corresponding mounting holes of the tightening plate (322) on the two sides, and sealing rubber strips (323) are fixedly connected with one ends, close to each other, of the sealing rubber strips (323) are respectively.
4. The electric water heater accessory performance detection device according to claim 1, wherein the second butt joint assembly (41) comprises a second screw rod (411) rotatably connected to the left side inside the outer frame (1), and a plurality of second guide rods (413) fixedly connected to the inside of the outer frame (1), the left side of the second moving plate (43) is connected with the second screw rod (411) through threads, the second moving plate (43) is slidably connected with the plurality of second guide rods (413), and the front end of the second screw rod (411) extends to the outside of the outer frame (1) and is fixedly connected with the output end of the second motor (412), and the second motor (412) is fixedly connected to the outside of the outer frame (1).
5. The electric water heater accessory performance detection device according to claim 1, wherein the screwing assembly (42) comprises a rotating gear (422) fixedly connected to the center of the rear end of each packing barrel (44), the rotating gear (422) is of a long gear structure, a linkage gear (423) is connected between two adjacent rotating gears (422) in a meshed mode, the linkage gear (423) is rotatably connected to the second moving plate (43) through a rotating rod, a driving gear (424) is further connected to the right side of the rightmost rotating gear (422) in a meshed mode, the driving gear (424) is fixedly connected to the output end of a third motor (425), the third motor (425) is fixedly connected to the second moving plate (43), a pressurizing part (426) for pressurizing the inside of each packing barrel (44) is arranged at the rear end of each packing barrel jointly, and a buffer part (421) for rotationally buffering the packing barrels (44) is arranged at the connected position of the second moving barrel.
6. The electric water heater accessory performance detection device as set forth in claim 5, wherein the pressurizing component (426) comprises a gas transmission branch pipe (4263) rotatably connected to the center of the rear end of each packing cylinder (44), the gas transmission branch pipes (4263) are connected to a gas transmission connecting pipe (4262) in a common pipeline, the gas transmission connecting pipe (4262) is fixedly connected to the moving plate II (43) through a fixing frame (4261), and the gas transmission connecting pipe (4262) is further provided with an input pipe in pipeline communication with external pressurizing equipment.
7. The electric water heater accessory performance detection device as set forth in claim 5, wherein the buffer member (421) comprises a mounting sleeve (4212) rotatably connected to the rear side of the annular wall of the packing cylinder (44), the mounting sleeve (4212) is slidably connected to the second moving plate (43), the front side of the mounting sleeve (4212) is fixedly connected with a first limiting ring (4211), the rear side of the mounting sleeve (4212) is fixedly connected with a second limiting ring (4213), and a spring (4214) is sleeved on a section of the mounting sleeve (4212) between the second moving plate (43) and the first limiting ring (4211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411439045.9A CN119268971B (en) | 2024-10-15 | 2024-10-15 | A performance testing device for electric water heater accessories |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN119268971B (en) | 2025-08-26 |
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