CN107917780A - An automatic fire-sweeping test machine for a wall-hung boiler - Google Patents

Abstract

The invention discloses an automatic fire sweeping test machine for a wall-mounted furnace, which comprises a rack, wherein a turnover device used for turning the wall-mounted furnace to a test position from back to front is arranged on the rack, positioning devices used for positioning the wall-mounted furnace are arranged on the left side and the right side of the rack, a pipe connecting component used for being in butt joint with a pipeline opening at the bottom of the wall-mounted furnace and supplying fuel gas to the wall-mounted furnace is arranged at the bottom of the rack, a cover plate component capable of covering a chimney of the wall-mounted furnace during a gas leakage test is arranged on the rack, a three-axis manipulator capable of moving at three axes X, Y, Z is arranged at the top of the rack, the test machine further comprises a control system used for controlling the turnover device, the positioning devices, the pipe connecting component, the cover plate component and the three-axis manipulator to work, a fire testing gun capable of sensing the fuel gas, realize automatic fire detection of sweeping, production efficiency is high.

Description

An automatic fire-sweeping test machine for a wall-hung boiler

【Technical field】

The invention relates to an automatic fire-sweeping testing machine for a wall-hung boiler.

【Background technique】

Generally, wall-hung boilers need to conduct a fire sweep test to detect whether the gas is leaking. Usually, the fire sweep test is carried out manually. The staff need to track the fire sweep test according to the direction of the bend pipe, and wear relevant protective equipment. Not only is the process cumbersome, but also the production efficiency is low. .

The present invention is made based on this situation.

【Content of invention】

The object of the present invention is to overcome the deficiencies of the prior art, and provide an automatic fire sweeping tester for a wall-hung boiler, which is simple in structure, convenient and safe to use, and capable of testing gas leaks.

The present invention is achieved through the following technical solutions:

An automatic fire-sweeping tester for a wall-hung boiler, characterized in that it includes a frame, and the frame is provided with a turning device for turning the wall-hung boiler from the back to the front to the test position, and the left and right sides of the frame are provided with There is a positioning device for positioning the wall-hung boiler. The bottom of the frame is provided with a connecting pipe assembly for connecting with the pipe port at the bottom of the wall-hung boiler and supplying gas to the wall-hung boiler. The cover plate assembly covered by the chimney, the top of the frame is equipped with a three-axis manipulator that can move in the X, Y, and Z axes. 1. The control system for the cover plate assembly and the three-axis manipulator. The three-axis manipulator is provided with a test gun capable of sensing gas and feeding back an alarm to the control system when the gas is sensed.

The automatic fire-sweeping tester for a wall-hung boiler as described above is characterized in that: the overturning device includes an overturning frame that is hinged on the frame and can be turned over relative to the frame, and there is a device between the overturning frame and the frame. The overturning cylinder is used to drive the overturning frame. The piston rod of the overturning cylinder is hinged to the bottom of the overturning frame. The cylinder barrel of the overturning cylinder is hinged to the frame. The left and right side plates are located on the inside of the side plate, and the left and right belts for conveying the tooling board of the wall-hung boiler and the pulleys for supporting the belt are arranged on the turning frame, and the feeding motor for driving the belt pulley is arranged on the turning frame. The side plate is provided with a limiting plate that protrudes inward and can limit the tooling plate of the wall-hung boiler from being turned outward relative to the belt. Stop plate for delivery position.

The automatic fire-sweeping testing machine for a wall-hung boiler as described above is characterized in that: the frame is provided with a device for positioning the reversing frame and preventing the reversing frame from colliding with the frame when the reversing frame is turned up and down. Anti-collision rubber, one side of the anti-collision rubber is provided with a buffer for buffering and reducing the turning speed of the turning frame.

A wall-hung boiler automatic fire-sweeping testing machine as described above is characterized in that: the positioning device includes left and right positioning cylinders located in the middle of the left and right sides of the wall-hung boiler during testing, and the piston rod of the positioning cylinder is provided with positioning rubber sheet, the positioning device also includes a rotating cylinder located on the left and right sides of the wall-hung boiler during testing, the piston rod of the rotating cylinder is provided with a rotating pressing block, and the rotating pressing block is provided with a Press the pressing rubber block of the wall-hung boiler from top to bottom.

A wall-hung boiler automatic fire-sweeping tester as described above is characterized in that: the connecting pipe assembly includes a joint mounting plate and a connecting pipe cylinder that drives the joint mounting plate to slide up and down, and the joint mounting plate is provided with a The pipe opening at the bottom is connected to the pipe joint of the external air supply equipment, and the frame is provided with a slide rail for guiding the joint mounting plate to slide up and down.

The above-mentioned automatic fire sweeping tester for a wall-hung furnace is characterized in that: the cover plate assembly includes a cover plate and a link mechanism, and the link mechanism is provided with a device capable of driving the link mechanism to move the cover plate The cover plate cylinder covered on the chimney of the wall-hung furnace.

The above-mentioned automatic fire-sweeping tester for a wall-hung boiler is characterized in that: the frame is provided with guardrails on the left and right sides of the wall-hung boiler test, and a grating is arranged on the guardrail in front of the wall-hung boiler test.

The above-mentioned automatic fire-sweeping tester for a wall-hung boiler is characterized in that: the frame is above the wall-hung boiler test and is provided with an exhaust hood connected to an external exhaust device.

Compared with prior art, the present invention has following advantage:

1. The present invention arranges a turning device, a positioning device, a connecting pipe assembly, a cover plate assembly, a three-axis manipulator, a fire test gun and a control system on the frame, and automatically turns the wall-hung boiler on the turning device from the rear to the rear through the control system. Turn it over to the test position, the positioning device automatically positions and fixes the wall-hung boiler, and then the cover plate assembly automatically covers the chimney of the wall-hung boiler to prevent gas from flowing out of the chimney, and the connecting pipe assembly automatically connects with the pipe at the bottom of the wall-hung boiler The three-axis manipulator automatically controls the movement of the fire test gun from the three directions of X, Y, and Z, controls the fire test gun to approach the wall-hung boiler, and sweeps the fire on the surface of the wall-hung boiler to detect the wall-hung boiler. Whether there is gas leakage in the furnace, when there is gas leakage, the test gun detects it through the induction probe installed on its head, and sends an alarm to the control system. The structure is simple, and it realizes automatic flip feeding, automatic positioning and fixing, and automatic docking Wall-hung boiler pipes, automatic test function, high production efficiency, the staff can stay away from the test range, safe operation.

2. The turning device of the present invention is simple in structure, and the feeding mechanism composed of the belt, pulley and feeding motor is set on the turning frame, and the belt can feed materials horizontally alone, and together with the turning frame, it can carry the wall-hung furnace tooling board and wall hanging The furnace is turned over, the layout is reasonable, the space is saved, and the space occupation is small. When feeding, the belt moves forward under the drive of the belt pulley and the feeding motor, and the wall-hung furnace tooling plate with the wall-hung furnace installed is sent to the belt, and the belt moves forward with the wall-hung furnace tooling plate until it is on top On the stop plate, then the turning cylinder pushes the turning frame to turn upwards, bringing the wall-hung boiler and wall-hung furnace tooling board to the test position; when the detection is completed, the turning cylinder drives the turning frame to turn down until the turning frame is horizontal After being placed on the frame, the feeding motor is started again, and the belt drives the wall-hung furnace tooling plate and the wall-hung furnace that has been tested to exit backward, realizing automatic feeding and automatic material return of the wall-hung furnace, high production efficiency and labor-saving.

3. The frame described in the present invention is provided with anti-collision glue for positioning the overturn frame and preventing the overturn frame from colliding with the frame when the overturn frame is turned up and down. The buffer is used to buffer and reduce the turning speed of the turning frame, reduce the impact between the turning frame and the frame during the up and down turning process, reduce noise and increase the service life.

【Description of drawings】

The specific embodiment of the present invention is described in further detail below in conjunction with accompanying drawing, wherein:

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a frame of the present invention and a schematic structural view of related components installed on the frame;

Fig. 3 is the structural representation of turning device among the present invention;

Fig. 4 is a schematic structural view of the turning device in the present invention when the tooling board of the wall-hung boiler is not conveyed;

Fig. 5 is a partial enlarged view A in Fig. 1;

Fig. 6 is a partial enlarged view B in Fig. 1;

FIG. 7 is a partial enlarged view C in FIG. 2 .

【Detailed ways】

The present invention will be further described below in conjunction with accompanying drawing:

An automatic fire-sweeping tester for a wall-hung boiler as shown in Figures 1 to 7, includes a frame 1, and the frame 1 is provided with a turning device 2 for turning the wall-hung boiler 10 from the back to the front to the test position, The left and right sides of the frame 1 are provided with a positioning device 3 for positioning the wall-hung furnace 10 , and the bottom of the frame 1 is provided with a connecting pipe assembly for connecting with the pipe port at the bottom of the wall-hung furnace 10 and supplying gas to the wall-hung furnace 10 4. The frame 1 is provided with a cover plate assembly 5 capable of covering the chimney of the wall-hung boiler 10 during the air leakage test, and the top of the frame 1 is provided with a three-axis movable in the X, Y, and Z axes. Shaft manipulator 7, described testing machine also comprises the control system 9 that is used to control overturning device 2, positioning device 3, takeover assembly 4, cover plate assembly 5 and three-axis manipulator 7 work, and described three-axis manipulator 7 is provided with A test gun 8 capable of sensing gas and feeding back an alarm to the control system 9 when sensing gas.

When working, the wall-hung boiler 10 on the turning device 2 is automatically turned over from the back to the test position through the control system 9, and the positioning device 3 automatically positions and fixes the wall-hung boiler 10, and then the cover assembly 5 Automatically cover the chimney of the wall-hung boiler 10 to prevent gas from flowing out of the chimney. The connecting pipe assembly 4 is automatically connected to the pipe port at the bottom of the wall-hung boiler 10 and supplies gas to the wall-hung boiler 10. The three-axis manipulator 7 moves from X, Y Control the movement of the fire test gun 8 in the three directions of , Z, and control the fire test gun 8 to be close to the wall-hung boiler 10, and sweep the fire on the surface of the wall-hung furnace 10 to detect whether there is gas leakage in the wall-hung furnace 10. When there is a gas leak, the test gun 8 is detected by the induction probe installed on its head, and the alarm is fed back to the control system 9, so that the automatic fire sweeping test machine for the wall-hung boiler realizes automatic flipping and feeding, automatic positioning and fixing, automatic docking of the 10 pipes of the wall-hung boiler, and automatic testing Functional, high production efficiency, the staff can stay away from the test range, and the operation is safe.

The overturning device 2 includes an overturning frame 21 hinged on the frame 1 and capable of overturning relative to the frame 1, and an overturning cylinder 22 for driving the overturning frame 21 to overturn is provided between the overturning frame 21 and the frame 1, so that The piston rod of the overturning cylinder 22 is hinged to the bottom of the overturning frame 21, the cylinder barrel of the overturning cylinder 22 is hinged to the frame 1, and the overturning frame 21 is provided with left and right sides for limiting the left and right positions of the wall-hung boiler tooling plate 100. Plate 211, on the inside of the side plate 211, the flip frame 21 is provided with left and right belts 24 for conveying the wall-hung boiler tooling board 100, and a pulley 25 supporting the belt 24, and the flip frame 21 is provided with a belt for driving the pulley 25 to rotate The feeding motor 26, the side plate 211 is provided with a limit plate 27 protruding inward and capable of restricting the wall-hung furnace tooling plate 100 from turning outward relative to the belt 24, and the turning frame 21 is provided with the belt 24 to convey the wall-mounted When the furnace tooling plate 100 is used to locate the stop plate 28 of the conveying position of the wall-hung furnace tooling plate 100, the structure is simple, and the feeding mechanism composed of the belt 24, the pulley 25 and the feeding motor 26 is arranged on the turning frame 21, The belt 24 can independently feed material horizontally, and together with the turning frame 21, it can turn over the wall-hung furnace tooling plate 100 and the wall-hung furnace 10. The layout is reasonable, the space is saved, and the space occupation is small.

The frame 1 is provided with an anti-collision glue 11 for positioning the overturn frame 21 and preventing the overturn frame 21 from colliding with the frame 1 when the overturn frame 21 is turned up and down. A buffer 12 is provided for buffering and reducing the turning speed of the turning frame 21, so as to reduce the impact between the turning frame 21 and the frame 1 in the process of turning up and down, reduce noise and increase the service life.

When feeding, the belt 24 moves forward under the drive of the pulley 25 and the feeding motor 26, and the wall-hung furnace tooling plate 100 with the wall-hung boiler 10 installed is sent to the belt 24, and the belt 24 carries the wall-hung furnace tooling plate 100 moves forward until it hits the stop plate 28, and then the turning cylinder 22 pushes the turning frame 21 to turn upwards, bringing the wall-hung boiler 10 and the wall-hung boiler tooling plate 100 to the testing position; when the detection is completed, the The overturning cylinder 22 drives the overturning frame 21 to turn down until the overturning frame 21 rests horizontally on the frame 1, the feeding motor 26 is started again, and the driving belt 24 takes the wall-hung furnace tooling board 100 and the wall-hung furnace 10 that has been tested to the back Withdrawal, automatic feeding and automatic material return of the wall-hung boiler 10 are realized, the production efficiency is high, and labor is saved.

The positioning device 3 includes a left and right positioning cylinder 31 located in the middle of the left and right sides of the wall-hung boiler 10 during the test. The piston rod of the positioning cylinder 31 is provided with a positioning rubber plate 32. The positioning device 3 also includes a positioning rubber plate 32 during the test. The rotary cylinder 33 is located on the left and right sides of the wall-hung boiler 10. The piston rod of the rotary cylinder 33 is provided with a rotary pressing block 34. The compact rubber block 35 of the furnace 10 has a simple structure.

The connecting pipe assembly 4 includes a joint mounting plate 41 and a connecting pipe cylinder 42 that drives the joint mounting plate 41 to slide up and down. The joint mounting plate 41 is provided with a pipe port for docking with the bottom of the wall-hung boiler 10 and communicating with external gas supply equipment. The connecting pipe joint 43, the frame 1 is provided with a slide rail 44 that guides the joint mounting plate 41 to slide up and down, the structure is simple, and the movement is smooth and smooth.

The cover plate assembly 5 includes a cover plate 51 and a link mechanism 52. The cover plate 51 is made of Teflon material, which can effectively avoid smoke contamination. The link mechanism 52 is provided with a drive link mechanism 52 The cover plate cylinder 53 that moves to cover the cover plate 51 on the chimney of the wall-hung boiler 10 has a simple structure.

The frame 1 is provided with guardrails 13 on the left and right sides of the test of the wall-hung boiler 10, and a grating 14 is arranged on the guardrail 13 in front of the test of the wall-hung boiler 10, through the guardrail 13 and the grating 14 so that the three-axis When manipulator 7 and test musket 8 work, play the effect of industrial safety protection.

The frame 1 is located above the wall-hung boiler 10 for testing and is provided with an exhaust hood 15 connected to an external exhaust device, which facilitates the discharge of exhaust gas and protects the safety of the working environment.

The three-axis manipulator 7 includes three screw devices located in the three directions of X, Y, and Z, and three motors that drive the corresponding screw drives.

Claims (7)

1. a kind of wall-hung boiler sweeps fiery test machine automatically, it is characterised in that：Including rack (1), the rack (1), which is equipped with, to be used to incite somebody to action Wall-hung boiler (10) is turned to the turnover device (2) of test position from back to front, and the left and right sides of the rack (1), which is equipped with, to be used to incite somebody to action The positioner (3) of wall-hung boiler (10) positioning, rack (1) bottom are equipped with the pipeline opening pair being used for wall-hung boiler (10) bottom Connect and to the adapter component (4) of wall-hung boiler (10) supply combustion gas, the rack (1) is equipped with can be by wall-hung boiler when gas leakage is tested (10) cover plate assembly (5) that chimney covers, the top of the rack (1) are equipped with three shaft mechanicals that can be moved in tri- axis of X, Y, Z Hand (7), the test machine are further included for controlling turnover device (2), positioner (3), adapter component (4), cover plate assembly (5) and three axle robert (7) work control system (9), the three axle robert (7) be equipped with can sense combustion gas and feel To the examination firelock (8) of control system (9) feedback alarm when should arrive combustion gas.

2. a kind of wall-hung boiler according to claim 1 sweeps fiery test machine automatically, it is characterised in that：The turnover device (2) include being hinged on the rollover stand (21) that can be overturn in rack (1) and with respect to rack (1), the rollover stand (21) and rack (1) tumble cylinder (22) for being used for driving rollover stand (21) to overturn is equipped between, the piston rod of the tumble cylinder (22) is with turning over Pivoted frame (21) bottom is hinged, and the cylinder barrel and rack (1) of the tumble cylinder (22) are hinged, and the rollover stand (21), which is equipped with, to be used for The spacing left side plate (211) in left and right is carried out to wall-hung boiler working plate (100), is located at side plate (211) on the rollover stand (21) Inner side is equipped with the left and right belt (24) for being used for conveying wall-hung boiler working plate (100), and the belt pulley (25) of support belt (24), The rollover stand (21), which is equipped with, is used for the feeding motor (26) that driving belt pulley (25) rotates, and the side plate (211) is equipped with Protrude inwardly and the limiting plate (27) that wall hanging furnaceman loading board (100) opposed belts (24) are outwards routed up, the upset can be limited Frame (21) is equipped with the conveying for being used to position wall hanging furnaceman loading board (100) when belt (24) conveys wall-hung boiler working plate (100) The position retaining plate (28) of position.

3. a kind of wall-hung boiler according to claim 1 sweeps fiery test machine automatically, it is characterised in that：The positioner (3) the left and right positioning cylinder (31) when being included in test in the middle part of wall-hung boiler (10) left and right sides, the positioning cylinder (31) Piston rod be equipped with positioning offset plate (32), positioned at wall-hung boiler (10) left and right when the positioner (3) is additionally included in test The rotary cylinder (33) of both sides, the piston rod of the rotary cylinder (33) are equipped with rotation briquetting (34), the rotation briquetting (34) it is equipped with the compression blob of viscose (35) for being used for compressing wall-hung boiler (10) from top to bottom when rotated.

4. a kind of wall-hung boiler according to claim 1 sweeps fiery test machine automatically, it is characterised in that：The adapter component (4) the adapter cylinder (42) that connector installing plate (41) and drive sub installing plate (41) slide up and down, the connector peace are included Loading board (41), which is equipped with, to be used to dock with the pipeline opening of wall-hung boiler (10) bottom and connect the union nipple of exterior air feed equipment (43), the rack (1) is equipped with the slide (44) that guiding joint installing plate (41) slides up and down.

5. a kind of wall-hung boiler according to claim 1 sweeps fiery test machine automatically, it is characterised in that：The cover plate assembly (5) cover board (51) and linkage (52) are included, the linkage (52) is equipped with being capable of drive link mechanism (52) movement So as to which cover board (51) to be covered to the cover board cylinder (53) on the chimney of wall-hung boiler (10).

6. a kind of wall-hung boiler according to claim 1 sweeps fiery test machine automatically, it is characterised in that：In the rack (1) Guardrail (13) is equipped with positioned at the left and right sides of wall-hung boiler (10) test, before wall-hung boiler (10) test is located on the guardrail (13) Side is equipped with grating (14).

7. a kind of wall-hung boiler according to claim 1 sweeps fiery test machine automatically, it is characterised in that：In the rack (1) The exhaust hood (15) being connected with external exhaust gas equipment is equipped with positioned at the top of wall-hung boiler (10) test.