CN220415372U - Spray gun supporting mechanism with variable angle - Google Patents
Spray gun supporting mechanism with variable angle Download PDFInfo
- Publication number
- CN220415372U CN220415372U CN202321221153.XU CN202321221153U CN220415372U CN 220415372 U CN220415372 U CN 220415372U CN 202321221153 U CN202321221153 U CN 202321221153U CN 220415372 U CN220415372 U CN 220415372U
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- Prior art keywords
- supporting
- spray gun
- clamping
- shaped frame
- rotating shaft
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- 239000007921 spray Substances 0.000 title claims abstract description 43
- 230000007246 mechanism Effects 0.000 title claims abstract description 22
- 239000004567 concrete Substances 0.000 claims abstract description 9
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 125000003003 spiro group Chemical group 0.000 claims 1
- 238000005507 spraying Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011378 shotcrete Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to a spray gun supporting mechanism with a variable angle, which is used for supporting a spray gun at the end part of a guniting hose connected with a concrete sprayer. The supporting mechanism can replace manual handheld grouting operation, can continuously and stably perform anchor grouting operation, and is very suitable for anchor grouting engineering with large workload; the spray gun can rotate in the horizontal plane and the vertical plane, so that the spray angle of the spray gun can be adjusted according to the spray anchor position.
Description
Technical Field
The utility model belongs to the technical field of mining guniting auxiliary equipment, and particularly relates to a variable-angle spray gun supporting mechanism.
Background
At present, a concrete sprayer is anchor spraying supporting equipment applied to engineering construction of traffic tunnels, underground engineering, hydropower engineering, coal mine tunnels, building foundation pits, road revetments and the like; the wet concrete sprayer has been used in many engineering construction more and more widely due to its advanced features of less dust beside the sprayer, less pollution to working environment, stable sprayed concrete quality, etc.
In the prior art, in the operation process of the wet concrete sprayer, the spray gun at the free end of the spraying hose is generally manually held for carrying out the anchor spraying operation, however, when the anchor spraying engineering with larger operation amount is encountered in the mode, the physical overdrawing of operators is often serious, and the anchor spraying operation can not be continuously and stably carried out; if the common support frame is used for fixing and supporting, certain limitation exists, and the common support frame cannot generally adjust the spraying angle of the spray gun according to the spraying anchor position.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides a spray gun supporting mechanism with a variable angle, which comprises the following specific technical scheme:
the utility model provides a spray gun supporting mechanism with a variable angle, which is used for supporting a spray gun at the end part of a guniting hose connected with a concrete sprayer.
As a preferable technical scheme of the utility model, the clamping assembly comprises clamping blocks which are arranged in half, clamping grooves with circular arc structures are respectively and symmetrically arranged between the two clamping blocks in radial direction, the inner arc degree of the clamping grooves is matched with the outer arc degree of the end part of the spray gun, which faces one side of the guniting hose, and the end parts of the two clamping blocks are respectively and vertically fixedly connected with the supporting rotating shaft in radial direction through fastening bolts.
As a preferable technical scheme of the utility model, the top of the support column is rotationally connected with the bottom of the U-shaped frame through a first bearing which is axially connected.
As a preferable technical scheme of the utility model, the side surfaces of the U-shaped frame are symmetrically provided with guide square holes along the long side direction of the U-shaped frame, and lifting assemblies are symmetrically arranged in the two guide square holes; the two lifting assemblies are transversely rotatably provided with the supporting rotating shafts.
As a preferable technical scheme of the utility model, the lifting assembly comprises a supporting slide block, wherein the supporting slide block is longitudinally matched and clamped with the side part of the corresponding guide square hole in a sliding way through a sliding groove formed in the side surface of the supporting slide block; the end part of the supporting rotating shaft is rotationally connected with the middle part of the corresponding supporting sliding block through a second bearing which is axially connected; the top surface of the support sliding block is vertically connected with a lifting screw, a longitudinal clearance of the lifting screw penetrates through the top of the corresponding guide square hole, and the lifting screw is held in suspension connection with the top surface of the corresponding U-shaped frame through a positioning nut which is axially screwed and matched with the lifting screw.
As a preferable technical scheme of the utility model, the base is of a circular structure, and at least three positioning anchors are penetrated in the base at equal intervals around the circumference of the support column.
The beneficial effects of the utility model are as follows:
the supporting mechanism can replace manual handheld grouting operation, can continuously and stably perform anchor grouting operation, and is very suitable for anchor grouting engineering with large workload; the base and the support column arranged in the supporting mechanism can support the U-shaped frame, the U-shaped frame can rotate in the horizontal plane around the top of the support column, the arranged supporting rotating shaft can rotate in the vertical plane on the inner side of the U-shaped frame, and the spray gun is fixed on the supporting rotating shaft through the clamping and fixing component, so that the spray gun can rotate in the horizontal plane and the vertical plane, and the spray angle of the spray gun can be adjusted according to the anchor spraying position.
Drawings
FIG. 1 shows a schematic structural view of the present utility model assembled with a concrete sprayer;
fig. 2 shows a schematic perspective view of the present utility model;
FIG. 3 shows a front view of the structure of the present utility model;
FIG. 4 shows a side view of the structure of the present utility model;
fig. 5 shows a top view of the structure of the supporting slider in the present utility model.
The figure shows: 1. a concrete sprayer; 2. a guniting hose; 21. a spray gun; 3. a support mechanism; 31. a base; 311. positioning an anchor; 32. a support column; 321. a first bearing; 33. a U-shaped frame; 331. a guide square hole; 34. a lifting assembly; 341. a support slider; 3411. a chute; 342. lifting screw rods; 343. positioning a nut; 35. supporting a rotating shaft; 351. a second bearing; 36. a clamping assembly; 361. a clamping block; 3611. a clamping groove; 362. and (5) fastening a bolt.
Detailed Description
The present utility model will be described in further detail with reference to the following examples in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Example 1
In order to solve the technical problems in the background technology, a spray gun supporting mechanism with a variable angle is provided as follows:
referring to fig. 1 to 4, a variable angle spray gun supporting mechanism is provided, wherein the supporting mechanism 3 is used for supporting a spray gun 21 at the end of a guniting hose 2 connected with a concrete sprayer 1, the supporting mechanism 3 comprises a base 31, the top surface of the base 31 is vertically connected with a support column 32, the top of the support column 32 is longitudinally and rotatably connected with a U-shaped frame 33, a supporting rotating shaft 35 is transversely and rotatably connected between the side surfaces of the U-shaped frame 33, and a clamping assembly 36 for clamping the spray gun 21 is arranged on the supporting rotating shaft 35.
By adopting the technical scheme, the supporting mechanism 3 can replace manual handheld grouting operation, can continuously and stably perform grouting operation, and is very suitable for grouting engineering with large operation amount; the base 31 and the support column 32 arranged in the support mechanism 3 can support the U-shaped frame 33, the U-shaped frame 33 can rotate in a horizontal plane around the top of the support column 32, the arranged support rotating shaft 35 can rotate in a vertical plane on the inner side of the U-shaped frame 33, and the spray gun 21 is fixed on the support rotating shaft 35 through the arranged clamping assembly 36, so that the spray gun 21 can rotate in the horizontal plane and the vertical plane, and the spray angle of the spray gun 21 can be adjusted according to the spray anchor position.
Example two
As shown in fig. 2 and 3, on the basis of the above embodiment, the present embodiment further provides the following:
in this embodiment, the fastening component 36 includes a fastening block 361 disposed in half, two fastening blocks 361 are radially symmetrically provided with a fastening groove 3611 having a circular arc structure, an inner arc of the fastening groove 3611 is adapted to an outer arc of an end portion of the spray gun 21 facing one side of the guniting hose 2, and two end portions of the fastening blocks 361 are respectively connected by fastening bolts 362, wherein one fastening block 361 is radially and vertically fixedly connected with the support rotating shaft 35.
Through adopting above-mentioned technical scheme, with spray gun 21 axial card put in draw-in groove 3611 to fix the joint through fastening bolt 362, this kind of card solid subassembly 36 simple structure, the maintenance of being convenient for, its chucking power is also better, is favorable to the spout anchor operation of spray gun 21.
Referring to fig. 2 to 4, the top of the support column 32 is rotatably connected to the bottom of the U-shaped frame 33 through a first bearing 321 that is axially connected.
By adopting the above technical scheme, the first bearing 321 is provided to facilitate the circumferential rotation connection between the U-shaped frame 33 and the support column 32.
Example III
As shown in fig. 2 to 4, on the basis of the above embodiment, the present embodiment further provides the following:
in this embodiment, the side surfaces of the U-shaped frame 33 are symmetrically provided with guide square holes 331 along the longitudinal direction thereof, and lifting assemblies 34 are symmetrically arranged in the two guide square holes 331; the support shaft 35 is rotatably disposed transversely between the two lifting assemblies 34.
Through adopting above-mentioned technical scheme, two lifting unit 32 that set up can vertically drive support pivot 35 along direction square hole 331 location removal, can spout the height of anchor position in certain within range reasonable adjustment change spray gun 21 like this.
As shown in fig. 2 to 5, the lifting assembly 34 includes a supporting slider 341, where the supporting slider 341 is longitudinally slidably engaged with a side portion corresponding to the guiding square hole 331 through a sliding slot 3411 formed on a side surface of the supporting slider; the end part of the supporting rotating shaft 35 is rotatably connected with the middle part of the corresponding supporting sliding block 341 through a second bearing 351 which is axially connected; the top surface of the supporting slider 341 is vertically connected with a lifting screw 342, the longitudinal gap of the lifting screw 342 passes through the top of the corresponding guide square hole 331, and the lifting screw 342 is held in suspension connection with the top surface of the corresponding U-shaped frame 33 by a positioning nut 343 axially screwed and matched with the lifting screw 342.
By adopting the technical scheme, when the position of the spray gun 21 needs to be moved upwards, the supporting sliding block 341 only needs to be manually moved upwards along the guide square hole 331, meanwhile, the lifting screw 342 also moves upwards, and the positioning nut 343 is downwards screwed along the lifting screw 342 until the positioning nut 343 is tightly attached to the top surface of the corresponding U-shaped frame 33, so that the position of the supporting rotating shaft 35 can be lifted; when the position of the spray gun 21 needs to be moved downwards, the position of the supporting rotating shaft 35 can be lowered only by manually rotating the positioning nut 343 upwards to a proper position along the lifting screw 342; the whole lifting process is simple to operate, and no power energy is consumed.
Example IV
As shown in fig. 2 to 3, on the basis of the above embodiment, the present embodiment further provides the following:
in this embodiment, the base 31 has a circular structure, and at least three positioning anchors 311 are disposed on the base at equal intervals around the circumference of the support column 32.
By adopting the technical scheme, the base 31 with the round structure has no edges and corners, so that the cutting accidents can be reduced; the plurality of positioning anchors 311 can fix the base 31 during operation, can effectively prevent that whole supporting mechanism 3 from rocking, influences and spouts anchor effect.
The working principle and the using flow of the utility model are as follows:
when the utility model is used, firstly, the positioning anchor nail 311 is inserted into a soil layer, then the spray gun 21 is axially fixed in the clamping assembly 36, and then the spray gun 21 is manually controlled to rotate around the first bearing 321 in a horizontal plane and around the second bearing 351 in a vertical plane according to the injection angle; if the height of the spray gun 21 needs to be adjusted, only two positioning nuts 343 need to be simultaneously turned.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (4)
1. A variable angle lance support mechanism (3) for supporting a lance (21) at the end of a lance hose (2) connected to a concrete sprayer (1), characterized in that: the supporting mechanism (3) comprises a base (31), wherein the top surface of the base (31) is vertically connected with a supporting column (32), the top of the supporting column (32) is longitudinally and rotatably connected with a U-shaped frame (33), a supporting rotating shaft (35) is transversely and rotatably connected between the side surfaces of the U-shaped frame (33), and a clamping assembly (36) for clamping the spray gun (21) is arranged on the supporting rotating shaft (35);
the side surfaces of the U-shaped frame (33) are symmetrically penetrated by guide square holes (331) along the long side direction of the U-shaped frame, and lifting assemblies (34) are symmetrically arranged in the two guide square holes (331); the support rotating shaft (35) is transversely arranged between the two lifting assemblies (34) in a rotating mode;
the lifting assembly (34) comprises a supporting sliding block (341), and the supporting sliding block (341) is longitudinally matched and clamped with the side part of the corresponding guide square hole (331) in a sliding manner through a sliding groove (3411) formed in the side surface of the supporting sliding block; the end part of the supporting rotating shaft (35) is rotationally connected with the middle part of the corresponding supporting sliding block (341) through a second bearing (351) which is axially connected; the top surface of supporting slider (341) is connected with lift screw (342) perpendicularly, lift screw (342) vertical clearance is passed and is corresponded the top of direction square hole (331), lift screw (342) are kept with corresponding through last axial spiro union complex locating nut (343) the top surface suspension joint of U type frame (33).
2. The variable angle spray gun support mechanism of claim 1 wherein: the clamping assembly (36) comprises clamping blocks (361) which are arranged in half and half, clamping grooves (3611) of circular arc structures are respectively and symmetrically arranged between the clamping blocks (361), the inner arc degree of each clamping groove (3611) is matched with the outer arc degree of the end part of the spray gun (21) towards one side of the guniting hose (2), the end parts of the two clamping blocks (361) are respectively and vertically connected through fastening bolts (362), and one clamping block (361) is fixedly connected with the supporting rotating shaft (35) in the radial direction.
3. The variable angle spray gun support mechanism of claim 1 wherein: the top of the support column (32) is rotatably connected with the bottom of the U-shaped frame (33) through a first bearing (321) which is axially connected.
4. A variable angle spray gun support mechanism according to any one of claims 1 to 3, wherein: the base (31) is of a circular structure, and at least three positioning anchors (311) are arranged on the base in a penetrating manner around the support column (32) at equal intervals in the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321221153.XU CN220415372U (en) | 2023-05-17 | 2023-05-17 | Spray gun supporting mechanism with variable angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321221153.XU CN220415372U (en) | 2023-05-17 | 2023-05-17 | Spray gun supporting mechanism with variable angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220415372U true CN220415372U (en) | 2024-01-30 |
Family
ID=89642847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321221153.XU Active CN220415372U (en) | 2023-05-17 | 2023-05-17 | Spray gun supporting mechanism with variable angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220415372U (en) |
-
2023
- 2023-05-17 CN CN202321221153.XU patent/CN220415372U/en active Active
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