CN115012418A - Adjustable air compression injection machine hand gun for foundation pit slope construction - Google Patents
Adjustable air compression injection machine hand gun for foundation pit slope construction Download PDFInfo
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- CN115012418A CN115012418A CN202210680317.9A CN202210680317A CN115012418A CN 115012418 A CN115012418 A CN 115012418A CN 202210680317 A CN202210680317 A CN 202210680317A CN 115012418 A CN115012418 A CN 115012418A
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- foundation pit
- slope construction
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- 238000010276 construction Methods 0.000 title claims abstract description 49
- 238000002347 injection Methods 0.000 title claims abstract description 42
- 239000007924 injection Substances 0.000 title claims abstract description 42
- 230000006835 compression Effects 0.000 title description 5
- 238000007906 compression Methods 0.000 title description 5
- 238000005507 spraying Methods 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims description 35
- 230000001105 regulatory effect Effects 0.000 claims description 14
- 239000004677 Nylon Substances 0.000 claims description 5
- 229920001778 nylon Polymers 0.000 claims description 5
- 244000309464 bull Species 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 239000000428 dust Substances 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000004033 plastic Substances 0.000 description 9
- 238000005286 illumination Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 208000028571 Occupational disease Diseases 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 206010035653 pneumoconiosis Diseases 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
Abstract
The invention relates to an adjustable air pressure injection machine hand gun for foundation pit slope construction, which comprises: a sleeve having oppositely disposed first and second ends; the clamping buckle is arranged at the first end part; a telescopic adjusting pipe arranged at the second end part; the bell mouth is connected with the telescopic adjusting pipe; the adjusting valve is arranged in the sleeve and has an adjustable caliber, and the spraying amount of the concrete can be controlled by adjusting the caliber of the adjusting valve. The telescopic adjusting pipe and the bell mouth are arranged at the front end of the sleeve, the telescopic adjusting pipe can drive the bell mouth to be telescopically adjusted by means of extension of the telescopic pipe, the spraying direction and the spraying range can be changed, and spraying operation efficiency is improved. The inside governing valve that is provided with the bore adjustable of sleeve, through the bore of adjusting this governing valve, the jet capacity of steerable concrete, and then improve the injection effect of concrete, avoid the waste of concrete. The bell mouth can control ejection of compact concentration, can effective control dust volume, reaches green construction, the effect of safe construction.
Description
Technical Field
The invention relates to the field of foundation pit construction engineering, in particular to an adjustable air compression injection machine hand gun for foundation pit slope construction.
Background
The manual handheld control is adopted in press operation concrete injection when anchor operation is sprayed in conventional foundation pit, side slope hanging net, and pile, the concrete jet orifice has no effective limitation, the injection range is limited, the injection concentration is not enough, the concrete is extravagant serious, the utilization rate is low, the mouth pressure is big (recoil) in the injection process, the manual operation is handheld hard, the concrete injection thickness generally adopts the manual experience to observe, and the injection effect is poor. In conventional work, the concrete spray generates a great deal of dust, and workers are highly susceptible to occupational diseases (pneumoconiosis).
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides an adjustable air pressure sprayer handheld gun for foundation pit slope construction, and solves the problems that the existing spray anchor operation has limited spray range, insufficient spray concentration, serious concrete waste, low utilization rate, large pressure, hard hand holding, poor spray effect, large dust, easy illness of workers and the like.
The technical scheme for realizing the purpose is as follows:
the invention provides an adjustable air pressure sprayer handheld gun for foundation pit slope construction, which comprises:
a sleeve having oppositely disposed first and second ends;
the clamping buckle is arranged at the first end part;
a telescoping adjustment tube disposed at the second end;
the bell mouth is connected with the telescopic adjusting pipe; and
and the regulating valve is arranged in the sleeve and has an adjustable caliber, and the spraying amount of the concrete can be controlled by regulating the caliber of the regulating valve.
The handheld gun can be directly installed on a concrete sprayer, the front end of the sleeve is provided with the telescopic adjusting pipe and the bell mouth, the telescopic adjusting pipe can drive the bell mouth to be telescopically adjusted by means of extension and retraction, the spraying direction and the spraying range can be changed, and the spraying operation efficiency is improved. The inside governing valve that is provided with the bore adjustable of sleeve, through the bore of adjusting this governing valve, the jet capacity of steerable concrete, and then improve the injection effect of concrete, avoid the waste of concrete. The bell mouth can control ejection of compact concentration, can effective control dust volume, reaches green construction, the effect of safe construction.
The adjustable air pressure injection machine hand gun for foundation pit slope construction is further improved in that the adjusting valve comprises an installation seat installed in the sleeve and an elastic shrinkage cylinder in threaded connection with the installation seat, and the elastic shrinkage cylinder is in a circular truncated cone shape and is provided with a large-caliber end and a small-caliber end;
the mounting seat is provided with a threaded connecting pipe corresponding to the elastic shrinkage cylinder;
the elastic shrinkage cylinder is in threaded connection with the threaded connection pipe, and the size of the small-caliber end of the elastic shrinkage cylinder is smaller than that of the threaded connection pipe.
The invention further provides a further improvement of the adjustable air pressure jet machine hand gun for foundation pit slope construction, wherein the threaded connecting pipe is in a circular truncated cone shape, and one end part of the threaded connecting pipe is larger than the other end part of the threaded connecting pipe.
The invention further improves the adjustable air pressure injection machine hand gun for foundation pit slope construction, and the adjustable air pressure injection machine hand gun further comprises a trigger which can be installed on the outer side of the sleeve in a pressing manner, a dowel bar which is arranged on the outer side of the sleeve and corresponds to the trigger, and a gear transmission assembly which is connected with the dowel bar, wherein the gear transmission assembly is in transmission connection with the elastic shrinkage cylinder;
the dowel bar can be driven to move by pressing the trigger, and the elastic shrinkage cylinder is driven to rotate by the gear transmission assembly, so that the position of the elastic shrinkage cylinder on the threaded connecting pipe can be adjusted.
The adjustable air pressure sprayer handheld gun for foundation pit slope construction is further improved in that the adjustable air pressure sprayer handheld gun further comprises a first return spring connected with the trigger, and the first return spring is installed on the outer side of the sleeve.
The invention further improves the adjustable air pressure jet machine hand gun for foundation pit slope construction, the middle part of the dowel bar is arranged on the outer side of the sleeve through a rotating shaft, a second return spring is arranged on the outer side of the sleeve corresponding to the end part of the dowel bar, and the second return spring is connected with the dowel bar.
The invention further improves the adjustable air pressure injection machine hand gun for foundation pit slope construction, and the top of the sleeve is provided with an operation opening corresponding to the elastic shrinkage cylinder.
The invention further provides a further improvement of the adjustable air pressure injection machine hand gun for the foundation pit slope construction, wherein the adjusting valve comprises a driving gear ring which is rotatably arranged in a sleeve, three first gears which are meshed on an inner ring of the driving gear ring, a second gear which is in transmission connection with the first gears, and a first blade, a second blade and a third blade which are connected with the corresponding second gears, openings are arranged on the first blade, the second blade and the third blade, the openings of the first blade, the second blade and the third blade are oppositely arranged, so that the middle parts of the openings are enclosed to form an opening part, transverse grooves are formed in the first blade, the second blade and the third blade, racks are arranged on the transverse grooves, the second gears are meshed with the corresponding racks, and the second gears drive the racks to move to drive the corresponding first blades, The second blade and the third blade move, and the size of the mouth part is adjusted.
The invention further improves the adjustable air pressure injection machine hand gun for foundation pit slope construction, wherein a rotating part which can be adjusted in a rotating way is arranged on the sleeve, and the bottom of the rotating part is connected with a rotating gear;
a movably adjustable clamping strip is arranged on the sleeve close to the rotating gear, and clamping teeth meshed with the rotating gear are arranged on the clamping strip;
the end part of the telescopic adjusting pipe is provided with a connecting ring, and the connecting ring is connected with the end part of the clamping strip;
through rotating the regulation the bull gear can drive the card strip removes the regulation, and then the drive flexible control tube carries out flexible regulation.
The invention further provides a further improvement of the adjustable air pressure injection machine hand gun for foundation pit slope construction.
Drawings
FIG. 1 is a schematic structural view of a hand-held gun of an adjustable air pressure injection machine for foundation pit slope construction.
FIG. 2 is a schematic view of an exploded structure of a regulating valve in the adjustable air pressure jetting machine hand gun for foundation pit slope construction.
FIG. 3 is a schematic structural view of the transmission connection of the trigger, the dowel bar, the gear transmission assembly and the regulating valve in the adjustable air pressure injection machine hand gun for foundation pit slope construction.
FIG. 4 is a schematic structural diagram of a trigger, a dowel bar and a gear transmission assembly in the adjustable air pressure sprayer hand gun for foundation pit slope construction.
Fig. 5 is a schematic structural view of a first end portion of a sleeve of the adjustable air pressure injection machine hand gun for foundation pit slope construction.
FIG. 6 is a schematic structural view of a rotating member in the adjustable air pressure injection machine hand gun for foundation pit slope construction of the present invention.
FIG. 7 is a schematic structural view of the matching of the rotating gear and the clamping strip in the adjustable air pressure injection machine hand gun for foundation pit slope construction.
Fig. 8 is a schematic structural view of another view angle of the rotating gear and the clamping strip in the adjustable air compression injection machine hand gun for foundation pit slope construction.
FIG. 9 is a schematic structural diagram of a timing indicator lamp in a hand-held gun of an adjustable air pressure injection machine for foundation pit slope construction.
FIG. 10 is a schematic structural view of a telescopic adjusting pipe and a bell mouth of the adjustable air pressure jetting machine hand gun for foundation pit slope construction.
FIG. 11 is a schematic structural view of an illumination lamp in the adjustable air pressure jetting machine hand gun for foundation pit slope construction.
FIG. 12 is a schematic structural diagram of another example of the regulating valve in the adjustable air pressure jetting machine hand gun for foundation pit slope construction according to the present invention.
Fig. 13 is a schematic structural view of a first blade in another example of the regulating valve of the adjustable air pressure injection machine hand gun for foundation pit slope construction.
FIG. 14 is a schematic structural view of a combination of three blades in another example of the regulating valve of the adjustable air pressure injection machine hand gun for foundation pit slope construction.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
Referring to fig. 1, the invention provides an adjustable air compression injection machine hand gun for foundation pit slope construction, which is used for being installed at a pipe orifice of a concrete injection machine to realize control of concrete injection, and solves the problems that the existing concrete injection orifice is not effectively limited, the injection range is limited, the injection concentration is insufficient, the concrete waste is serious, and the like. The adjustable air pressure injection machine hand gun for foundation pit slope construction is described below with reference to the accompanying drawings.
Referring to fig. 1, a schematic structural diagram of the adjustable air pressure jetting machine hand gun for foundation pit slope construction is shown. The adjustable air pressure jetting machine hand gun for foundation pit slope construction of the present invention will be described with reference to fig. 1.
As shown in fig. 1, the adjustable air pressure injection machine hand gun for foundation pit slope construction of the present invention comprises a sleeve 21, a clamping buckle 22, a telescopic adjusting pipe 23, a bell mouth 24 and an adjusting valve 25, wherein the sleeve 21 is hollow to form a passage for concrete to pass through, and the sleeve 21 has a first end 211 and a second end 212 which are oppositely arranged; the clamping buckle 22 is arranged at the first end part 211, the clamping buckle 22 can connect the first end part 211 of the sleeve 21 with the pipe orifice of the concrete spraying machine, and the fastening of the joint of the sleeve 21 and the pipe orifice can be realized through the clamping buckle 22; the telescopic adjusting pipe 23 can be telescopically adjusted, and the telescopic adjusting pipe 23 is arranged at the second end part 212; the bell mouth 24 is connected with the telescopic adjusting pipe 23, and the bell mouth 24 can be driven to move through the telescopic adjustment of the telescopic adjusting pipe 23, so that the spraying range can be adjusted. The adjusting valve 25 is installed inside the sleeve 21, the aperture of the adjusting valve 25 is adjustable, and the spraying amount of concrete can be controlled by adjusting the aperture of the adjusting valve 25. The adjusting valve 25 is tubular and hollow, the outer wall surface of the adjusting valve 25 is tightly attached to the inner wall surface of the sleeve 21 and fixedly connected with the inner wall surface of the sleeve 21, so that concrete entering the first end portion 211 of the sleeve 21 can pass through the adjusting valve 25, the caliber of the adjusting valve 25 can be adjusted, the throughput of the concrete can be adjusted and controlled by adjusting the caliber, and the spraying range of the concrete can be adjusted by adjusting the caliber when the pumping force of the concrete sprayer for spraying the concrete is constant.
In one embodiment of the present invention, as shown in fig. 2, the regulating valve 25 includes a mounting seat 251 mounted in the sleeve 21, and an elastic contracting cylinder 252 screwed on the mounting seat 251, wherein the elastic contracting cylinder 252 is in a circular truncated cone shape and has a large-caliber end and a small-caliber end; the mounting seat 251 is provided with a threaded connection pipe 2511 corresponding to the elastic shrinkage cylinder 252, the elastic shrinkage cylinder 252 is in threaded connection with the threaded connection pipe 2511, and the size of the small-caliber end of the elastic shrinkage cylinder 252 is smaller than that of the threaded connection pipe 2511.
At the beginning, the elastic shrinkage cylinder 252 is completely screwed on the threaded connection pipe 2511, the small-caliber end of the elastic shrinkage cylinder 252 is expanded by the mouth of the threaded connection pipe 2511, the adjusting valve 25 is in the state of the largest caliber at the moment, the elastic shrinkage cylinder 252 can be screwed during adjustment, so that part of the small-caliber end of the elastic shrinkage cylinder 252 is screwed down from the threaded connection pipe 2511, the small-caliber end of the elastic shrinkage cylinder 252 deforms and is expected to restore to the original shape after being not bound by the threaded connection pipe 2511, the size of the small-caliber end is smaller than that of the mouth of the threaded connection pipe 2511 at the moment, the caliber of the adjusting valve 25 is reduced, and the discharge amount of concrete can be reduced at the moment.
As shown in fig. 2, the threaded connection pipe 2511 is circular truncated cone-shaped, and has one end portion having a larger size than the other end portion, and one end portion of the threaded connection pipe 2511 connected to the mounting base 251 has a larger size than the other end portion.
Preferably, the elastic shrinkage cylinder 252 is a rubber cylinder with a deformation capability. When the elastic shrinkage cylinder 252 is gradually unscrewed from the threaded connection pipe 2511, the size of the small-caliber end of the elastic shrinkage cylinder 252 is gradually reduced, so that in actual use, an operator can adjust the caliber and the discharge amount of concrete according to engineering requirements.
In an embodiment of the present invention, as shown in fig. 1, 3 and 4, the present invention further includes a trigger 261 installed outside the sleeve 21 and capable of being pressed, a transmission rod 262 installed outside the sleeve 21 and corresponding to the trigger 261, and a gear transmission assembly 263 connected to the transmission rod 262, wherein the gear transmission assembly 263 is in transmission connection with the elastic shrinkage cylinder 252, the transmission rod 262 can be driven to move by pressing the trigger 261, and the elastic shrinkage cylinder 252 can be driven to rotate by the gear transmission assembly 263, so that the position of the elastic shrinkage cylinder on the threaded connection pipe can be adjusted.
Preferably, the force transmission rod 262 is arranged at the rear part of the trigger 261, when the trigger 261 is pressed, the trigger 261 moves to push the force transmission rod 262 to move, and then the movement of the force transmission rod 262 drives the gear transmission assembly 263 to rotate, so that the elastic shrinkage cylinder is rotated.
Further, as shown in fig. 1, a mounting shell 213 is disposed at the bottom of the sleeve 21, the mounting shell 213 is used for mounting a trigger 261, a transmission rod 262 and a gear transmission assembly 263, a corresponding sliding slot is disposed in the mounting shell 213 corresponding to the trigger 261, the trigger 261 is slidably disposed in the sliding slot, and the trigger 261 can move in the sliding slot. The middle part of dowel bar 262 is installed in installation shell 213 through the pivot, and the bottom of this dowel bar 262 is located the rear of trigger 261, just pushes away the bottom of this dowel bar 262 and moves when trigger 261 moves backward, and dowel bar 262 rotates around the pivot in middle part, and gear drive mechanism is connected at the top of dowel bar 262 this moment, and the removal at this top can drive gear drive mechanism and rotate.
Specifically, gear train 263 includes a first drive gear 2631 and a second drive gear 2632, the first driving gear 2631 is a semicircular gear, fixedly connected to the top of the dowel bar 262, the first drive gear 2631 is engaged with the second drive gear 2632, the second drive gear 2632 is rotatably mounted on the mounting housing 213, as dowel 262 rotates about its middle, the top of dowel 262 translates in the direction of trigger 261, first drive gear 2631 moves with the top of dowel 262, first drive gear 2631 drives second drive gear 2632 to rotate by engaging second drive gear 2632, as shown in connection with figure 2, the second driving gear 2632 is in transmission connection with a fixed gear ring arranged on the periphery of the elastic shrinkage cylinder 252, and the rotation of the second driving gear 2632 can drive the elastic shrinkage cylinder 252 to rotate, so that the effect of screwing the elastic shrinkage cylinder 252 is realized.
Preferably, when the second driving gear 2632 is vertically disposed with respect to the fixed gear ring of the elastic shrinkage cylinder 252, the horizontal force is converted into the vertical force by a 45 ° converter.
Still further, a first return spring 264 connected to the trigger 261 is further included, and the first return spring 264 is installed at the outside of the sleeve 21. Preferably, the first return spring 264 is installed in the installation shell 213, and a slot is provided in the installation shell 213 corresponding to the first return spring 264, so as to limit the first return spring 264 through the slot. When the push trigger 261 is moved backward, the first return spring 264 is compressed, and when the push force applied to the trigger 261 is released, the first return spring 264 returns the trigger 261.
Still further, the middle part of the dowel 262 is installed outside the sleeve 21 through a rotating shaft, and the outside of the sleeve 21 is provided with a second return spring 265 corresponding to the end of the dowel 262, and the second return spring 264 is connected with the dowel 262. When the trigger 261 is reset, the dowel bar 262 is also reset by the second return spring 264. Preferably, a baffle 266 is disposed in the mounting case 213 at a position corresponding to the bottom of the force transmission rod 262, and a second return spring 265 is installed between the baffle 266 and the bottom of the force transmission rod 262, such that when the trigger 261 is pushed to move backward to push the bottom of the force transmission rod 262 to move backward, the second return spring 265 is compressed, and when the trigger 261 is reset, the second return spring 265 can drive the force transmission rod 262 to reset. When the force transmission rod 262 is reset, the gear transmission mechanism drives the elastic shrinkage cylinder 252 to rotate reversely, and then the elastic shrinkage cylinder is reset to the initial state.
Further, as shown in fig. 1, a holder 214 is provided at the bottom of the mounting case 213, and a separation-preventing rubber strip is provided on the holder 214 to facilitate the holding by the operator.
In one embodiment of the present invention, an operation opening is formed at the top of the sleeve 21 corresponding to the elastic shrinkage cylinder 252, so that the elastic shrinkage cylinder 252 can be adjusted by manually screwing.
In an embodiment of the present invention, as shown in fig. 12 to 14, the regulating valve 25 of the present invention is a gear-vane type structure, the regulating valve 25 includes a driving gear ring 253, a first gear 254 engaged with an inner ring of the driving gear ring 253, a second gear 255 in transmission connection with the first gear 254, a first vane 256, a second vane 257 and a third vane 258, the first vane 256, the second vane 257 and the third vane 258 have the same structure, the first vane 256 is provided with an opening 2563, the second vane 257 and the third vane 258 are also provided with openings, the openings of the three vanes are arranged oppositely, and the three vanes are arranged in a staggered manner in the circumferential direction. The first blade 256 is provided with a lateral groove 2561, the lateral groove 2561 is provided with a rack 2562, and the second gear 244 is engaged with the rack 2562. The driving gear ring 253 is rotatably connected inside the sleeve 21 through a bearing, the driving gear ring 253 is provided with an outer gear ring and an inner gear ring, the inner gear ring is in meshed connection with the first gear, the outer gear ring can be in meshed connection with an external power mechanism, and the driving gear ring 253 is driven to rotate through external power. The first gear 254 and the second gear 255 are both rotatably mounted in the sleeve 21, the first gear 254 is engaged with an inner gear ring of the driving gear 253, the first gear 254 is driven to rotate by the rotation of the driving gear 253, the first gear 254 is in transmission connection with the second gear 255 through a conveyor belt, the rotation of the first gear 254 can drive the second gear 255 to rotate, the second gear 255 is engaged with the rack 2562 on the first blade 256, and the rotation of the second gear 255 drives the first blade 246 to move along the arrangement direction of the rack 2562. The first gear and the second gear are provided with three pairs which are respectively arranged corresponding to the first blade, the second blade and the third blade. As shown in fig. 14, the three blades are driven by the first gear and the second gear to move along the direction of the rack, so that the size of the mouth formed by the middle portions of the three blades is adjusted.
Preferably, the external power source may be the trigger, the force transfer lever, and the gear assembly shown in FIG. 1.
In one embodiment of the present invention, as shown in fig. 1 and 6, the sleeve 21 is provided with a rotatably adjustable rotating member 291, and a rotating gear 292 is connected to the bottom of the rotating member 291; a movably adjustable clamping strip 293 is arranged on the sleeve 21 close to the rotating gear, and clamping teeth meshed with the rotating gear 292 are arranged on the clamping strip 293; as shown in fig. 7 and 8, the end of the telescopic adjusting tube 23 is provided with a coupling ring 2931, and the coupling ring 2931 is coupled to the end of the clip strip 293.
The rotation adjusting rotating member 291 can rotate with the rotating gear 292, and the rotating gear 292 drives the card bar 293 to move by meshing with the card teeth, and the movement of the card bar 293 drives the connecting ring 2931 at the end to move, so that the connecting ring 2931 drives the telescopic adjusting tube 23 to perform telescopic adjustment.
Preferably, the telescopic adjustment tube 23 is a bellows tube. The connecting rod 2931 is connected to the connection between the telescopic adjusting tube 23 and the bell mouth 24. The rotating member 291 and the clamping strip 293 can drive the connecting rod 2931 to move, so that the connecting rod 2931 can drive the telescopic adjusting tube 23 to perform telescopic adjustment, the telescopic adjusting tube can drive the bell mouth to move due to the telescopic adjustment, the range of spraying is changed, and the spraying operation efficiency is improved.
Further, a rubber pad 295 is provided at the bottom of the rotating member 291, the rotating member 291 is hermetically connected to the sleeve 21 through the rubber pad 295, a stopper frame 294 is provided at the bottom of the rubber pad 295, the locking bar 293 passes through the stopper frame 294, and the position of the locking bar 293 is limited by the stopper frame 294.
Still further, an emergency alarm 296 is mounted on the top of the rotating member 291, and a battery 297 is further provided on the rotating member 291, and the battery 297 is connected to the emergency alarm 296 to supply power to the emergency alarm 296. When an accident occurs, an operator can alarm by opening the emergency alarm 296, so that the operation safety is improved, and the operation danger is avoided.
In one embodiment of the present invention, as shown in fig. 1 and 9, a timing indicator light 281 is installed on the sleeve 21, and the timing indicator light 281 has a timing function, and the injection time of the concrete can be controlled by looking at the timing indicator light 281, so as to indirectly control the injection thickness of the concrete.
Preferably, the timing indicator light 281 is mounted on the casing 21 by a mounting member 283, and the bottom of the mounting member 283 is sealingly mounted on the casing 21 by a rubber gasket 284. A battery 282 is provided on the mounting member 283, and the battery 282 supplies power to the time indicator light 281.
Specifically, a timer is arranged between the timing indicator light 281 and the battery 282, timing time can be adjusted through the timer before operation, the timer starts timing after adjustment, the battery supplies power to the timing indicator light in the timing process, the timing indicator light flickers, and when the timing time is reached, the timer disconnects the battery from the timing indicator light, so that the timing indicator light is turned off.
In one embodiment of the present invention, as shown in fig. 1 and 5, a nylon elastic strip 271 is disposed at the first end 211 of the sleeve 21, and the nylon elastic strip 271 can be elastically deformed and thus can be hooped on the nozzle of the concrete sprayer.
Preferably, sleeve 21 includes the steel sleeve and the plastic sleeve who is connected with this steel sleeve, and plastic sleeve's tip sets up nylon elasticity strip 271 and joint knot 22, and this plastic sleeve has certain deformability, can the suit on concrete sprayer's mouth of pipe, and rethread nylon elasticity strip 271 and joint knot 22 are cramped, have realized sleeve 21 and concrete sprayer's orificial being connected.
The joint is detained 22 and can be adjusted the position of hasp and then realize cramping the plastic sheath pipe, and the hasp principle that this joint was detained is similar to the watchband, and this joint is detained 22 for having the leather strap of hasp head, and the hoop is established in this plastic sleeve's the outside, can adjust the degree of cramping.
Further, for improving plastic sleeve's structural strength, be provided with reinforcing strip 272 in plastic sleeve's position that is close to the joint and detains, reinforcing strip 272 has a plurality ofly, and the spaced setting is in plastic sleeve's the outside.
In one embodiment of the present invention, as shown in fig. 1 and 10, the bell mouth 24 is made of plastic and has a conical cylinder shape, and a plurality of longitudinal supporting keels and a plurality of circumferential supporting keels are arranged in the bell mouth.
In one embodiment of the present invention, as shown in fig. 1 and 11, an illumination lamp 31 is provided at the bottom of the sleeve 21, and the illumination lamp 31 is used for providing illumination to realize long-time night work. The storage battery 32 is connected with the illuminating lamp 31 for supplying power to the illuminating lamp 31, the storage battery 31 is connected with the illuminating lamp 31 through a power supply line, the adapter 34 and the safety switch 33 are connected to the power supply line, and the safety switch 33 is used for controlling the on and off of the illuminating lamp 31. The illumination lamp 31 is installed on a cylinder 35, and a screw connection section is provided at the rear of the cylinder 35, by which the cylinder 35 is screwed on the sleeve 21. Preferably, a screw coupling hole is provided on the mounting case 213 at the bottom of the sleeve 21, and the cylinder 35 is screw-coupled to the screw coupling hole.
While the present invention has been described in detail and with reference to the embodiments thereof as illustrated in the accompanying drawings, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments are not to be interpreted as limiting, and the scope of the invention is to be determined by the appended claims.
Claims (10)
1. The utility model provides a handheld rifle of adjustable pneumatics injection machine that foundation ditch side slope construction used which characterized in that includes:
a sleeve having first and second oppositely disposed ends;
the clamping buckle is arranged at the first end part;
a telescoping adjustment tube disposed at the second end;
the bell mouth is connected with the telescopic adjusting pipe; and
and the regulating valve is arranged in the sleeve and has an adjustable caliber, and the spraying amount of the concrete can be controlled by regulating the caliber of the regulating valve.
2. The adjustable air pressure injection machine hand gun for foundation pit slope construction as claimed in claim 1, wherein said adjusting valve comprises a mounting seat mounted in said sleeve and an elastic shrinkage cylinder screwed on said mounting seat, said elastic shrinkage cylinder is circular truncated cone-shaped and has a large-caliber end and a small-caliber end;
the mounting seat is provided with a threaded connecting pipe corresponding to the elastic shrinkage barrel;
the elastic shrinkage cylinder is in threaded connection with the threaded connection pipe, and the size of the small-caliber end of the elastic shrinkage cylinder is smaller than that of the threaded connection pipe.
3. The adjustable air pressure jetting machine hand gun for foundation pit slope construction as claimed in claim 2, wherein the threaded connection pipe is truncated cone-shaped and one end is larger than the other end.
4. The adjustable air pressure sprayer handheld gun for foundation pit slope construction as claimed in claim 2, further comprising a trigger mounted on the outer side of the sleeve in a pressing manner, a dowel bar arranged on the outer side of the sleeve and corresponding to the trigger, and a gear transmission assembly connected with the dowel bar, wherein the gear transmission assembly is in transmission connection with the elastic shrinkage cylinder;
the dowel bar can be driven to move by pressing the trigger, and the elastic shrinkage cylinder is driven to rotate by the gear transmission assembly, so that the position of the elastic shrinkage cylinder on the threaded connecting pipe can be adjusted.
5. The adjustable pneumatic sprayer pistol for foundation pit slope construction according to claim 4, further comprising a first return spring connected to the trigger, wherein the first return spring is mounted on the outside of the sleeve.
6. The adjustable air pressure injection machine hand gun for foundation pit slope construction as claimed in claim 4, wherein the middle part of the dowel bar is installed outside the sleeve through a rotating shaft, and a second return spring is arranged outside the sleeve corresponding to the end part of the dowel bar, and the second return spring is connected with the dowel bar.
7. The adjustable air pressure sprayer hand gun for foundation pit slope construction as claimed in claim 2, wherein the top of said sleeve has an operation opening corresponding to said elastic shrinkage cylinder.
8. The adjustable air-pressure injector hand gun for foundation pit slope construction as claimed in claim 1, wherein the adjusting valve comprises a driving gear ring rotatably mounted in the sleeve, three first gears engaged with the inner ring of the driving gear ring, a second gear in transmission connection with the first gear, and a first blade, a second blade and a third blade connected with the corresponding second gear, wherein the first blade, the second blade and the third blade are provided with openings, and the openings of the first blade, the second blade and the third blade are oppositely arranged so that the middle part of the openings is enclosed to form an opening, the first blade, the second blade and the third blade are provided with transverse grooves, and the transverse grooves are provided with racks, the second gear is engaged with the corresponding racks, and the second gear drives the racks to move to drive the corresponding first blade, The second blade and the third blade move, and the size of the mouth part is adjusted.
9. The adjustable air pressure injection machine hand gun for foundation pit slope construction as claimed in claim 1, wherein the sleeve is provided with a rotatably adjustable rotating member, the bottom of which is connected with a rotating gear;
a movably adjustable clamping strip is arranged on the sleeve close to the rotating gear, and clamping teeth meshed with the rotating gear are arranged on the clamping strip;
the end part of the telescopic adjusting pipe is provided with a connecting ring, and the connecting ring is connected with the end part of the clamping strip;
through rotating the regulation the bull gear can drive the card strip removes the regulation, and then the drive flexible control tube carries out flexible regulation.
10. The adjustable air pressure sprayer hand gun for foundation pit slope construction as claimed in claim 1, wherein a nylon elastic strip is provided at the first end of the sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210680317.9A CN115012418A (en) | 2022-06-15 | 2022-06-15 | Adjustable air compression injection machine hand gun for foundation pit slope construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210680317.9A CN115012418A (en) | 2022-06-15 | 2022-06-15 | Adjustable air compression injection machine hand gun for foundation pit slope construction |
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| CN115012418A true CN115012418A (en) | 2022-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210680317.9A Pending CN115012418A (en) | 2022-06-15 | 2022-06-15 | Adjustable air compression injection machine hand gun for foundation pit slope construction |
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| CN (1) | CN115012418A (en) |
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