CN216177257U

CN216177257U - Pipeline cutting device for water conservancy construction

Info

Publication number: CN216177257U
Application number: CN202122322541.4U
Authority: CN
Inventors: 申峥峥; 赵运良; 唐中秋; 石岩静; 申志景
Original assignee: Henan Xinghe Hydropower Engineering Co ltd
Current assignee: Henan Hongyao Construction Engineering Co ltd
Priority date: 2021-09-25
Filing date: 2021-09-25
Publication date: 2022-04-05
Anticipated expiration: 2031-09-25

Abstract

The utility model discloses a pipeline cutting device for water conservancy construction, which comprises a mounting plate, a supporting seat, an adjusting mechanism, a connecting seat, a lifting mechanism and a cutting device, wherein the supporting seat is fixedly connected to the middle position of the left end of the mounting plate, the adjusting mechanism comprises a sliding chute, a sliding block, an electric telescopic rod and a supporting frame, the sliding chute is formed in the upper surface of the side of the mounting plate, the lower end of the sliding block is respectively connected in the sliding chute in a sliding manner, the upper end of the sliding block is fixedly connected with the supporting frame, the supporting frame is in an inverted L shape, the end part above the supporting frame is connected with the connecting seat, a vertical sliding hole is formed in the connecting seat, one end of the electric telescopic rod is fixedly connected to the surface on the right side of the supporting seat, the other end of the electric telescopic rod is fixedly connected with the left side of the supporting frame, the pipeline cutting device for water conservancy construction has high cutting efficiency and cannot cut different arc surface angles, good stability and good practicability.

Description

Pipeline cutting device for water conservancy construction

Technical Field

The utility model relates to the technical field of pipeline cutting equipment bureau, in particular to a pipeline cutting device for water conservancy construction.

Background

In the water conservancy construction site, various water bodies need to be guided and then gathered, various pipelines are often erected in the process and used for connecting a drainage ditch and further well guiding the water bodies, the leakage of the water bodies in the transfer process can be reduced due to the use of the pipelines, the pipelines are often required to be cut in the water conservancy construction process and are used for meeting the requirements of adaptation to different terrains, vertical cuts are convenient to cut in the cutting of the pipelines, the existing cutting equipment cannot cut arc-shaped cuts or cuts with certain inclination angles, the pipeline connection at certain bent parts is inconvenient, corresponding interface connecting devices are lacked, and the turning angles of the pipelines encountered in construction are different, so that only cutting and welding can be carried out, matched cutting equipment is lacked, and the pipeline cutting device for water conservancy construction is provided for solving the problems, such as: cutting is inefficient, can not cut slant arc incision, and the practicality is not good, influences the construction progress.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, the utility model discloses a pipeline cutting device for water conservancy construction, which adopts the technical scheme that the pipeline cutting device comprises a mounting plate, a supporting seat, an adjusting mechanism, a connecting seat, a lifting mechanism and a cutting device, wherein the supporting seat is fixedly connected to the middle position of the left end of the mounting plate, the adjusting mechanism comprises a sliding chute, a sliding block, an electric telescopic rod and a supporting frame, the sliding chute is arranged on the upper surface of the side of the mounting plate, the lower end of the sliding block is respectively connected in the sliding chute in a sliding manner, the upper end of the sliding block is fixedly connected with the supporting frame, the supporting frame is in an inverted L shape, the end part above the supporting frame is connected with the connecting seat, the connecting seat is provided with a vertical sliding hole, one end of the electric telescopic rod is fixedly connected to the surface on the right side of the supporting seat, and the other end of the electric telescopic rod is fixedly connected with the left side of the supporting frame, elevating system connects in the support frame upper end, the last connecting plate that is connected with of elevating system, fixedly connected with cutting device on the connecting plate, the below fixedly connected with cutting head of connecting plate right-hand member, the fixed connection has the singlechip on the surface of mounting panel one side, external power source's output is connected to the input electricity of singlechip, electric telescopic handle and cutting device's input is connected to the output electricity of singlechip. Electric telescopic handle among the adjustment mechanism who sets up extends or shortens under the control of singlechip, and then promotes the support frame and removes according to certain speed, and the track that sliding block and the spout that the lower extreme set up cooperate and can guarantee to remove is stable, the position change when realizing cutting on horizontal angle.

As a preferred technical scheme of the utility model, the lifting mechanism comprises a sliding rod, a connecting block, a rotating shaft, a gear disc, a lifting gear, a servo motor and a driving gear, the sliding rod is vertically and slidably connected in a sliding hole of the connecting seat, a tooth space is formed on the surface of the front side of the sliding rod, the lower end of the sliding rod is fixedly connected with a connecting plate, the connecting block is fixedly connected on the surface of the upper end of the supporting frame close to the front position, the rotating shaft is transversely and rotatably connected on the connecting block, the gear disc is fixedly connected at the left end of the rotating shaft, the lifting gear is fixedly connected at the right end of the rotating shaft, the lifting gear is meshed with the tooth space on the front side of the sliding rod, the servo motor is fixedly connected on the surface of the upper end of the supporting frame close to the rear position, the driving gear is fixedly connected on an output shaft of the servo motor, and the driving gear is meshed with the gear disc, the diameter of the gear disc is larger than that of the driving gear, and the input end of the servo motor is electrically connected with the output end of the single chip microcomputer. Servo motor among the elevating system is under the control of singlechip, rotate certain angle according to certain speed, and then drive the toothed disc rotation through drive gear, the pivot on the toothed disc drive connecting block rotates, the rotation of pivot drives lifting gear and rotates, and then make the slide bar realize going up and down, can cut the pipeline through the cutting head after the cutting device who connects on the slide bar lower extreme connecting plate starts, the realization is to the ascending cutting of arc or vertical direction, cutting efficiency has been promoted, cutting accuracy has been improved simultaneously.

As a preferred technical scheme, the novel rotary table further comprises a rotary disc and a placing seat, the lower end of the rotary disc is rotatably connected to the upper surface of the right side of the mounting plate, the placing seat is symmetrically and fixedly connected to the rotary disc, and a triangular limiting groove is formed in the placing seat. The placing seat at the upper end of the rotating disc is used for placing the pipeline, and the rotating disc can rotate on the mounting plate, so that the adjustment of angles of the pipeline in different directions can be met, the cutting efficiency is improved, and the flexibility is high.

The limiting mechanism comprises grooves, limiting grooves, supporting blocks, screws and clamping blocks, the grooves are arranged at the edge of the rotating disc in an annular array mode, the limiting grooves are formed in the surface, close to the middle position of the right end, of the mounting plate, the supporting blocks are fixedly connected to the surface of the right end of the mounting plate, the screws are connected to the supporting blocks in a rotating mode, the left end of each screw is connected with the clamping block in a rotating mode, the lower end of each clamping block is connected into the limiting grooves in a sliding mode, and the clamping blocks are connected with the grooves, facing the right side, of the rotating disc in a matching mode. The screw rod on the supporting block in the limiting mechanism is rotated, so that the clamping block can slide in the limiting groove, the clamping block is matched with the groove formed in the edge of the rotating disc, the angle of the rotating disc is locked, the direction in the cutting process is fixed, and the cutting precision is improved.

The clamping device comprises a placing seat, a clamping support, a fastening rod and a pressing block, wherein the clamping support is fixedly connected to the placing seat, the fastening rod is in threaded connection with the upper end of the clamping support, the pressing block is rotatably connected to the lower end of the fastening rod, and a triangular clamping groove is formed in the pressing block. The fastening support can provide the support to the anchorage bar for the intermediate position that the seat was placed to the anchorage bar perpendicular to is downward, rotates the anchorage bar and can drive the briquetting and move down, realizes compressing tightly the pipeline upper end that needs to be cut, guarantees firm in connection, avoids cutting the in-process to take place to rotate or rock.

As a preferable technical scheme, the dust collecting device further comprises an ash collecting disc, and the ash collecting disc is fixedly connected to the upper surface of the middle position of the rotating disc. Connect grey dish to be used for collecting the cutting piece, promote the clean degree in place, be convenient for clean.

As a preferred technical scheme, the connecting seat further comprises guide grooves, the guide grooves are formed in the surfaces of the left side and the right side of the sliding rod, and the guide grooves are connected with the protrusions on the sliding holes of the connecting seat in a matched mode. The arrangement of the guide groove avoids the abrasion of the tooth groove caused by the deviation of the position of the sliding rod, the stability of the up-down sliding is improved, and the cutting quality is ensured.

As a preferred technical scheme, the mounting plate further comprises fixing blocks, wherein the fixing blocks are fixedly connected to the lower surface of the mounting plate in a rectangular array mode, and fixing holes are formed in the fixing blocks respectively. The setting of fixed block can make mounting panel fixed connection at the construction site, and it is comparatively simple and convenient to operate, and the practicality is better.

The utility model has the beneficial effects that: according to the pipeline cutting device, the combined adjusting structure is arranged, the circular, vertical and arc-shaped cutting surfaces can be cut on the pipeline through the cooperation of the adjusting mechanism and the lifting mechanism, the cutting planes suitable for different angles can be cut according to needs, the connection of the pipeline at different bending angles is met, the practicability is good, the pipeline cutting requirements of different diameters can be met through adjustment, the application range is wide, the stability is good, the cutting efficiency is high, the pipeline cutting device is more easily accepted by people, and the market prospect is good.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic rear side view of the present invention;

fig. 3 is a left side schematic view of the present invention.

In the figure: 1 mounting plate, 2 supporting seats, 3 adjusting mechanisms, 31 sliding grooves, 32 sliding blocks, 33 electric telescopic rods, 34 supporting frames, 4 connecting seats, 5 lifting mechanisms, 51 sliding rods, 52 connecting blocks, 53 rotating shafts, 54 gear discs, 55 lifting gears, 56 servo motors, 57 driving gears, 6 connecting plates, 7 limiting mechanisms, 71 grooves, 72 limiting grooves, 73 supporting blocks, 74 screw rods, 75 clamping blocks, 8 rotating discs, 9 placing seats, 10 fastening supports, 11 fastening rods, 12 pressing blocks, 13 ash receiving discs, 14 cutting devices, 141 cutting heads, 15 guide grooves, 16 fixing blocks and 17 single-chip microcomputers.

Detailed Description

Example 1

As shown in figures 1 to 3, the utility model discloses a pipeline cutting device for water conservancy construction, which adopts the technical scheme that the pipeline cutting device comprises a mounting plate 1, a supporting seat 2, an adjusting mechanism 3, a connecting seat 4, a lifting mechanism 5 and a cutting device 14, wherein the supporting seat 2 is fixedly connected at the middle position of the left end of the mounting plate 1, the adjusting mechanism 3 comprises a sliding chute 31, a sliding block 32, an electric telescopic rod 33 and a supporting frame 34, the sliding chute 31 is arranged on the upper surface of the side of the mounting plate 1, the lower end of the sliding block 32 is respectively connected in the sliding chute 31 in a sliding manner, the upper end of the sliding block 32 is fixedly connected with the supporting frame 34, the supporting frame 34 is in an inverted L shape, the upper end part of the supporting frame 34 is connected with the connecting seat 4, the connecting seat 4 is provided with a vertical sliding hole, one end of the electric telescopic rod 33 is fixedly connected on the surface of the right side of the supporting seat 2, the other end of the electric telescopic rod 33 is fixedly connected with the left side of the supporting frame 34, elevating system 5 is connected in support frame 34 upper end, is connected with connecting plate 6 on elevating system 5, fixedly connected with cutting device 14 on the connecting plate 6, the below fixedly connected with cutting head 141 of connecting plate 6 right-hand member, the fixedly connected with singlechip 17 on the surface of mounting panel 1 one side, the output of external power source is connected to singlechip 17's input electricity, electric telescopic handle 33 and cutting device 14's input are connected to singlechip 17's output electricity. The electric telescopic rod 33 in the adjusting mechanism 3 that sets up is extended or shortened under the control of singlechip 17, and then promotes that support frame 34 moves about according to certain speed, and the track that sliding block 32 and spout 31 that the lower extreme set up cooperate and can guarantee to move is stable, realizes the position change when cutting on the horizontal angle.

As a preferred technical scheme of the utility model, the lifting mechanism 5 comprises a sliding rod 51, a connecting block 52, a rotating shaft 53, a gear disc 54, a lifting gear 55, a servo motor 56 and a driving gear 57, the sliding rod 51 is vertically and slidably connected in a sliding hole of the connecting seat 4, a tooth groove is formed on the surface of the front side of the sliding rod 51, the lower end of the sliding rod 51 is fixedly connected with a connecting plate 6, the connecting block 52 is fixedly connected on the surface of the upper end of the supporting frame 34 close to the front position, the rotating shaft 53 is transversely and rotatably connected on the connecting block 52, the gear disc 54 is fixedly connected at the left end of the rotating shaft 53, the lifting gear 55 is fixedly connected at the right end of the rotating shaft 53, the lifting gear 55 is meshed with the tooth groove of the front side of the sliding rod 51, the servo motor 56 is fixedly connected on the surface of the upper end of the supporting frame 34 close to the rear position, the driving gear 57 is fixedly connected on the output shaft of the servo motor 56, the driving gear 57 is meshed with the gear disc 54, the diameter of the gear disc 54 is larger than that of the driving gear 57, and the input end of the servo motor 56 is electrically connected with the output end of the single chip microcomputer 17. Servo motor 56 among the elevating system 5 is under the control of singlechip 17, rotate certain angle according to certain speed, and then drive gear disc 54 through drive gear 57 and rotate, pivot 53 on the gear disc 54 drive connecting block 52 rotates, the rotation of pivot 53 drives lifting gear 55 and rotates, and then make slide bar 51 realize going up and down, can cut the pipeline through cutting head 141 after cutting device 14 of connecting on the connecting plate 6 of slide bar 51 lower extreme starts, the realization is to the cutting on arc or the vertical direction, cutting efficiency has been promoted, and cutting precision is improved simultaneously.

As a preferred technical scheme of the utility model, the mounting plate further comprises a rotating disc 8 and a placing seat 9, the lower end of the rotating disc 8 is rotatably connected to the upper surface of the right side of the mounting plate 1, the placing seats 9 are symmetrically and fixedly connected to the rotating disc 8, and the placing seats 9 are provided with triangular limiting grooves. The placing seat 9 at the upper end of the rotating disc 8 is used for placing the pipeline, and meanwhile, the rotating disc 8 can rotate on the mounting plate 1, so that the adjustment of the pipeline angle in different directions can be met, the cutting efficiency is improved, and the flexibility is strong.

As a preferred technical scheme of the utility model, the positioning device further comprises a positioning mechanism 7, wherein the positioning mechanism 7 comprises a groove 71, a positioning groove 72, a supporting block 73, a screw 74 and a fixture block 75, the groove 71 is arranged at the edge of the rotating disc 8 in an annular array, the positioning groove 72 is arranged on the surface of the mounting plate 1 close to the middle position of the right end, the supporting block 73 is fixedly connected to the surface of the right end of the mounting plate 1, the screw 74 is rotatably connected to the supporting block 73, the fixture block 75 is rotatably connected to the left end of the screw 74, the lower end of the fixture block 75 is slidably connected to the positioning groove 72, and the fixture block 75 is connected with the groove 71 facing the right side of the rotating disc 8 in a matching manner. The screw 74 on the supporting block 73 in the limiting mechanism 7 is rotated, so that the fixture block 75 can slide in the limiting groove 72, and further the fixture block 75 is matched with the groove 71 formed in the edge of the rotating disc 8, the locking of the angle of the rotating disc 8 is realized, the direction fixing in the cutting process is ensured, and the cutting precision is improved.

As a preferred technical scheme of the utility model, the clamping device further comprises a fastening support 10, a fastening rod 11 and a pressing block 12, wherein the fastening support 10 is fixedly connected to the placing seat 9, the fastening rod 11 is in threaded connection with the upper end of the fastening support 10, the pressing block 12 is rotatably connected to the lower end of the fastening rod 11, and a triangular clamping groove is formed in the pressing block 12. Fastening support 10 can provide the support to anchorage bar 11 for anchorage bar 11 perpendicular to places the intermediate position of seat 9 downwards, rotates anchorage bar 11 and can drive briquetting 12 downstream, realizes guaranteeing firm in connection to compressing tightly that needs cutting pipeline upper end, avoids cutting the in-process to take place to rotate or rock.

As a preferred technical scheme of the utility model, the dust collecting device also comprises a dust collecting disc 13, and the dust collecting disc 13 is fixedly connected to the upper surface of the middle position of the rotating disc 8. Connect ash tray 13 to be used for collecting the cutting piece, promote the clean degree in place, be convenient for clean.

As a preferred technical scheme of the utility model, the connecting device also comprises guide grooves 15, wherein the guide grooves 15 are formed on the surfaces of the left side and the right side of the sliding rod 51, and the guide grooves 15 are matched and connected with the bulges on the sliding hole of the connecting seat 4. The arrangement of the guide groove 15 avoids the abrasion of the tooth groove caused by the position deviation of the sliding rod 51, the stability of up-down sliding is improved, and the cutting quality is ensured.

As a preferred technical scheme of the utility model, the mounting plate further comprises fixing blocks 16, the fixing blocks 16 are fixedly connected to the lower surface of the mounting plate 1 in a rectangular array, and fixing holes are respectively formed in the fixing blocks 16. The fixed block 16 is arranged to fixedly connect the mounting plate 1 in a construction site, so that the operation is simple and convenient, and the practicability is good.

The working principle of the utility model is as follows: the electric telescopic rod 33 in the adjusting mechanism 3 that sets up is extended or shortened under the control of singlechip 17, and then promotes that support frame 34 moves about according to certain speed, and the track that sliding block 32 and spout 31 that the lower extreme set up cooperate and can guarantee to move is stable, realizes the position change when cutting on the horizontal angle. Servo motor 56 among the elevating system 5 is under the control of singlechip 17, rotate certain angle according to certain speed, and then drive gear disc 54 through drive gear 57 and rotate, pivot 53 on the gear disc 54 drive connecting block 52 rotates, the rotation of pivot 53 drives lifting gear 55 and rotates, and then make slide bar 51 realize going up and down, can cut the pipeline through cutting head 141 after cutting device 14 of connecting on the connecting plate 6 of slide bar 51 lower extreme starts, the realization is to the cutting on arc or the vertical direction, cutting efficiency has been promoted, and cutting precision is improved simultaneously. The placing seat 9 at the upper end of the rotating disc 8 is used for placing the pipeline, and meanwhile, the rotating disc 8 can rotate on the mounting plate 1, so that the adjustment of the pipeline angle in different directions can be met, the cutting efficiency is improved, and the flexibility is strong. The screw 74 on the supporting block 73 in the limiting mechanism 7 is rotated, so that the fixture block 75 can slide in the limiting groove 72, and further the fixture block 75 is matched with the groove 71 formed in the edge of the rotating disc 8, the locking of the angle of the rotating disc 8 is realized, the direction fixing in the cutting process is ensured, and the cutting precision is improved. Fastening support 10 can provide the support to anchorage bar 11 for anchorage bar 11 perpendicular to places the intermediate position of seat 9 downwards, rotates anchorage bar 11 and can drive briquetting 12 downstream, realizes guaranteeing firm in connection to compressing tightly that needs cutting pipeline upper end, avoids cutting the in-process to take place to rotate or rock. Connect ash tray 13 to be used for collecting the cutting piece, promote the clean degree in place, be convenient for clean. The arrangement of the guide groove 15 avoids the abrasion of the tooth groove caused by the position deviation of the sliding rod 51, the stability of up-down sliding is improved, and the cutting quality is ensured. The fixed block 16 is arranged to fixedly connect the mounting plate 1 in a construction site, so that the operation is simple and convenient, and the practicability is good.

The circuit connections involved in the present invention are conventional means employed by those skilled in the art, can be technically inspired by limited trials, and are widely used prior art.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes and modifications without inventive changes may be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.

Claims

1. The utility model provides a pipeline cutting device for water conservancy construction, its characterized in that includes mounting panel (1), supporting seat (2), adjustment mechanism (3), connecting seat (4), elevating system (5) and cutting device (14), the intermediate position fixedly connected with supporting seat (2) of mounting panel (1) left end, adjustment mechanism (3) contain spout (31), sliding block (32), electric telescopic handle (33) and support frame (34), spout (31) are seted up in the upper surface of mounting panel (1) side, sliding block (32) lower extreme is sliding connection respectively in spout (31), sliding block (32) upper end fixedly connected with support frame (34), support frame (34) are the L shape of invering, the end connection of support frame (34) top has connecting seat (4), set up vertical slide opening on connecting seat (4), the one end fixed connection of electric telescopic handle (33) is on the surface on supporting seat (2) right side, the other end and support frame (34) left side fixed connection of electric telescopic handle (33), elevating system (5) are connected in support frame (34) upper end, be connected with connecting plate (6) on elevating system (5), fixedly connected with cutting device (14) on connecting plate (6), the below fixedly connected with cutting head (141) of connecting plate (6) right-hand member, the fixed connection has singlechip (17) on the surface of mounting panel (1) one side, external power source's output is connected to the input electricity of singlechip (17), the input of electric telescopic handle (33) and cutting device (14) is connected to the output electricity of singlechip (17).

2. The pipeline cutting device for water conservancy construction according to claim 1, characterized in that: elevating system (5) contain slide bar (51), connecting block (52), pivot (53), toothed disc (54), elevating gear (55), servo motor (56) and drive gear (57), the vertical sliding connection of slide bar (51) is in the slide hole of connecting seat (4), the tooth's socket has been seted up on the surface of slide bar (51) front side, the lower extreme fixedly connected with connecting plate (6) of slide bar (51), connecting block (52) fixed connection leans on the surface of preceding position in support frame (34) upper end, pivot (53) transverse rotation is connected on connecting block (52), the left end fixedly connected with toothed disc (54) of pivot (53), the right-hand member fixedly connected with elevating gear (55) of pivot (53), elevating gear (55) are connected with the tooth's socket meshing of slide bar (51) front side, servo motor (56) fixed connection leans on the surface of back position in support frame (34) upper end, fixedly connected with drive gear (57) on servo motor's (56) output shaft, drive gear (57) link together with gear disc (54) meshing, the diameter of gear disc (54) is greater than the diameter of drive gear (57), the output of singlechip (17) is connected to servo motor's (56) input electricity.

3. The pipeline cutting device for water conservancy construction according to claim 1, characterized in that: still include rolling disc (8) and place seat (9), the lower extreme of rolling disc (8) rotates the upper surface of connecting on mounting panel (1) right side, symmetry fixedly connected with places seat (9) on rolling disc (8), place and seted up the triangle spacing groove on seat (9).

4. The pipeline cutting device for water conservancy construction according to claim 3, characterized in that: the novel rotary disc is characterized by further comprising a limiting mechanism (7), wherein the limiting mechanism (7) comprises a groove (71), a limiting groove (72), a supporting block (73), a screw (74) and a clamping block (75), the groove (71) is formed in the edge of the rotary disc (8) in an annular array mode, the limiting groove (72) is formed in the surface, close to the middle position of the right end, of the mounting plate (1), the supporting block (73) is fixedly connected to the surface of the right end of the mounting plate (1), the supporting block (73) is rotatably connected with the screw (74), the left end of the screw (74) is rotatably connected with the clamping block (75), the lower end of the clamping block (75) is slidably connected into the limiting groove (72), and the clamping block (75) is connected with the groove (71) on the right side of the rotary disc (8) in a matched mode.

5. The pipeline cutting device for water conservancy construction according to claim 3, characterized in that: still include fastening support (10), anchorage bar (11) and briquetting (12), fastening support (10) fixed connection is on placing seat (9), the upper end threaded connection of fastening support (10) has anchorage bar (11), the lower extreme of anchorage bar (11) is rotated and is connected with briquetting (12), the triangle-shaped draw-in groove has been seted up on briquetting (12).

6. The pipeline cutting device for water conservancy construction according to claim 3, characterized in that: the ash collecting device is characterized by further comprising an ash collecting disc (13), wherein the ash collecting disc (13) is fixedly connected to the upper surface of the middle position of the rotating disc (8).

7. The pipeline cutting device for water conservancy construction according to claim 2, characterized in that: the sliding rod is characterized by further comprising guide grooves (15), wherein the guide grooves (15) are formed in the surfaces of the left side and the right side of the sliding rod (51), and the guide grooves (15) are connected with protrusions on the sliding hole of the connecting seat (4) in a matched mode.

8. The pipeline cutting device for water conservancy construction according to claim 1, characterized in that: still include fixed block (16), fixed block (16) are the lower surface of rectangle array fixed connection at mounting panel (1), the fixed orifices has been seted up on fixed block (16) respectively.