CN211257861U - Telescopic pipe group, concrete spreader and trolley - Google Patents
Telescopic pipe group, concrete spreader and trolley Download PDFInfo
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- CN211257861U CN211257861U CN201921976954.0U CN201921976954U CN211257861U CN 211257861 U CN211257861 U CN 211257861U CN 201921976954 U CN201921976954 U CN 201921976954U CN 211257861 U CN211257861 U CN 211257861U
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Abstract
The utility model provides a telescopic pipe group, which comprises a fixed bracket and a pipe group; the pipe group is arranged on the fixed bracket in a sliding way; the pipe group comprises at least two sections of single pipes which are telescopically connected in series, and the adjacent single pipes are movably connected through a connecting piece; the tube set includes a plurality of highest points lying on a plane a and a plurality of lowest points lying on a plane B, the plane a and the plane B being parallel to each other. Use the technical scheme of the utility model, the effect is: the structure is simplified, the telescopic adjustment is convenient, and the construction requirement of concrete pouring is met. The utility model also provides a concrete spreader contains above-mentioned flexible nest of tubes. The utility model also provides a platform truck contains above-mentioned concrete spreader.
Description
Technical Field
The utility model relates to a tunnel construction technical field, concretely relates to flexible nest of tubes, concrete spreader and platform truck.
Background
In the tunnel construction process, a material conveying pipeline and a cleaning material conveying pipeline are required, and a pipeline system is complex.
The pumping pipelines in each pipeline system are connected through pipe clamps and sealing rings and are fixed on the trolley through a fixing frame, a concrete pumping interface needs to be replaced when the pumping position is changed in construction, a pipe clamp, the sealing ring and the pumping pipe on the pumping pipe need to be removed through cooperation of a plurality of persons when the pumping of concrete needs to be stopped, the pumping pipe with a proper length is replaced and the position outlet of the pipeline is adjusted, the pumping pipe is connected with the next pumping interface again and then is installed and fixed, and then the concrete pumping or the material cleaning is continued. The residual concrete in the replaced pump pipe needs to be cleaned and cleaned in time, the workload and the labor intensity are large, and the consumed time is long.
In conclusion, it is of great significance to design a pipe group with a simple structure and adjustable length.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a structure is retrencied, be convenient for flexible realization length-adjustable nest of tubes, and concrete technical scheme is as follows:
a telescopic pipe group comprises a fixed bracket and a pipe group;
the pipe group is arranged on the fixed bracket in a sliding way;
the pipe group comprises at least two sections of single pipes which are telescopically connected in series, and the adjacent single pipes are movably connected through a connecting piece; the tube set includes a plurality of highest points lying on a plane a and a plurality of lowest points lying on a plane B, the plane a and the plane B being parallel to each other.
Preferably, in the above technical solution, the connecting member is a combination of a pipe clamp and a sealing ring.
Preferably, in the above technical solution, the fixing bracket includes a bottom plate and a slide rail disposed on the bottom plate, and the single tubes in the tube group are slidably disposed on the slide rail through a support trolley.
Preferably in the above technical scheme, the support trolley comprises a trolley body and a roller group, wherein the trolley body is provided with a containing groove for containing a single tube, and the roller group is arranged on the trolley body.
Preferably, in the above technical solution, the fixing bracket includes a fixing bottom plate, a fixing top plate, and a C-shaped guide rail disposed on the fixing top plate;
the fixed top plate is positioned above the fixed bottom plate, and the single tubes in the tube groups are arranged on the C-shaped guide rail in a sliding manner through the T-shaped movable group.
In the above technical solution, preferably, the single tube bundle further includes a connection limiting member, and the single tubes in the tube group are connected by the connection limiting member;
the connection limiting part is at least one of a rope, a chain and a connecting rod.
Preferably, the telescopic tube further comprises an outer sleeve, an inner sleeve, a telescopic piece and a sealing piece, wherein two ends of the telescopic piece are respectively connected with the outer sleeve and the inner sleeve and are used for driving the outer sleeve and the inner sleeve to move relatively to realize the extension and the shortening of the telescopic tube; the sealing element is arranged between the outer sleeve and the inner sleeve and prevents materials from entering between the outer sleeve and the inner sleeve;
the connecting end of the inner sleeve is communicated with the outlet end of the pipe group, the free end of the inner sleeve is movably arranged in the free end of the outer sleeve, and the connecting end of the outer sleeve is communicated with an external connecting pipeline.
Preferably, the outer wall of the free end of the inner sleeve and the inner wall of the free end of the outer sleeve are both provided with annular grooves, and the annular grooves are provided with guide support parts.
Preferably, in the above technical scheme, the outer wall of the free end of the inner sleeve is provided with a mounting groove, and the sealing element is arranged in the mounting groove.
Preferably, in the above technical scheme, a baffle is arranged at the free end of the inner sleeve, and the distance between the end of the baffle and the inner wall of the outer sleeve is 0.01-3 mm; the sealing element is arranged close to the baffle.
Use the technical scheme of the utility model, following beneficial effect has:
(1) the telescopic pipe group of the utility model comprises a fixed bracket and a pipe group; the pipe group is arranged on the fixed bracket in a sliding way; the pipe group comprises at least two sections of single pipes which are telescopically connected in series, and the adjacent single pipes are movably connected through a connecting piece; the tube set includes a plurality of highest points lying on a plane a and a plurality of lowest points lying on a plane B, the plane a and the plane B being parallel to each other. The structure is simplified, the telescopic adjustment is convenient, repeated installation and disassembly for many times are not needed, and the construction requirement of concrete pouring is met.
(2) The utility model discloses in the connecting piece is the combination of pipe strap and sealing washer, and the part is selected easily, and can satisfy flexible and sealed demand between the adjacent pipeline.
(3) The utility model discloses well nest of tubes and fixed bolster's fixed mode can be multiple, if: the first and lower fixing modes: the fixed support comprises a bottom plate and a slide rail arranged on the bottom plate, and the single tubes in the tube groups can be arranged on the slide rail in a sliding manner through a support trolley; the second and upper fixing mode: the fixed support comprises a fixed bottom plate, a fixed top plate and a C-shaped guide rail arranged on the top plate; the fixed top plate is positioned above the fixed bottom plate, and the single tubes in the tube groups are arranged on the C-shaped guide rail in a sliding manner through a T-shaped movable group (which can be a sliding block or a pulley block). Different fixed mounting modes are adopted, and different construction and mounting requirements are met.
(4) The utility model also comprises a connecting limit part, and the single tubes in the tube group are connected through the connecting limit part; the connection limiting part is at least one of a rope, a chain and a connecting rod. The single tube in the pipe group is limited by connecting the limiting part, so that the single tube in the better telescopic pipe can be synchronously stretched, the stretching length can be prolonged, and the service life of the pipe group can be prolonged.
(5) The utility model also comprises a telescopic pipe, wherein the telescopic pipe comprises an outer sleeve, an inner sleeve, a telescopic piece and a sealing piece, the telescopic pipe is simple in structure, and the telescopic function can be realized by adopting the combination of the inner sleeve, the outer sleeve and the telescopic piece; the design of sealing member prevents effectively that the transported substance from getting into between interior sleeve pipe and the outer tube, ensures to stretch out and draw back between interior sleeve pipe and the outer tube, satisfies the transport demand.
A second object of the utility model is to disclose a concrete spreader, contain above-mentioned flexible nest of tubes.
A third object of the present invention is to disclose a trolley, which comprises the above concrete spreader.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic view showing the overall structure of a telescopic tube group in embodiment 1;
figure 2 is a cross-sectional view of the telescopic tube of figure 1;
FIG. 3 is a schematic view of the rotary mechanism of FIG. 1;
FIG. 4 is a schematic view showing the overall structure of a telescopic tube group in embodiment 2;
the device comprises a fixed support 1, a fixed support 1.1, a bottom plate 1.2, a sliding rail 1.3, a supporting trolley 1.31, a trolley body 1.32, a roller set 1.4, a fixed bottom plate 1.5, a fixed top plate 1.6, a C-shaped guide rail 1.7, a T-shaped movable set 2, a pipe set 3, a connecting piece 4, a connecting limiting piece 5, a rotating mechanism 5.1, a support, a 5.2, a bent pipe assembly 5.3, a rotating power piece 6, a telescopic pipe 6.1, an outer sleeve 6.2, an inner sleeve, 6.3, a telescopic piece 6.4, a sealing piece 6.5, a baffle plate 6.6, a guiding and supporting part 6.7, a flexible sealing piece 7 and a horn interface.
Detailed Description
The embodiments of the invention will be described in detail hereinafter with reference to the accompanying drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
Example 1:
a telescopic pipe group is shown in detail in figure 1 and comprises a fixed support 1, a pipe group 2 and a telescopic pipe 6; said pipe group 2 is slidably arranged on said fixed support 1, and a telescopic pipe 6 is connected to the pipe group 2, as follows:
the pipe group 2 comprises at least two sections of single pipes which are telescopically connected in series, and the single pipe can be composed of a plurality of U-shaped pump pipes and straight pipes; the adjacent single tubes are movably connected through a connecting piece 3; the tube set 2 comprises a plurality of highest points lying on a plane a and a plurality of lowest points lying on a plane B, which are parallel to each other.
The connecting piece 3 is a combination of a pipe clamp and a sealing ring.
The fixed support 1 comprises a bottom plate 1.1 and a sliding rail 1.2 arranged on the bottom plate 1.1, and single tubes in the tube group 2 can be arranged on the sliding rail 1.2 in a sliding manner through a supporting trolley 1.3. The supporting trolley 1.3 comprises a trolley body 1.31 and a roller set 1.32, wherein an accommodating groove for accommodating a single tube is formed in the trolley body 1.31, and the roller set 1.32 is arranged on the trolley body 1.31.
Preferably, the device further comprises a connection limiting piece 4, and the single tubes in the tube group 2 are connected through the connection limiting piece 4; the connection limiting member 4 is at least one of a rope, a chain, and a link (the chain is illustrated in fig. 1).
The telescopic tube 6 comprises an outer sleeve 6.1, an inner sleeve 6.2, a telescopic part 6.3 and a sealing part 6.4, and as shown in detail in fig. 2, two ends of the telescopic part 6.3 are respectively connected with the outer sleeve 6.1 and the inner sleeve 6.2, and are used for driving the outer sleeve 6.1 and the inner sleeve 6.2 to move relatively to realize the extension and the shortening of the telescopic tube; the seal 6.4 is arranged between the outer sleeve 6.1 and the inner sleeve 6.2, preventing material from entering between the outer sleeve and the inner sleeve. The telescopic parts 6.3 can be single or multiple, and are preferably uniformly distributed when being arranged, and the telescopic parts can be preferably telescopic oil cylinders, air cylinders or electric push rods.
The connecting end of the inner sleeve 6.2 is communicated with the outlet end of the pipe group 2, the connecting end of the outer sleeve 6.1 is communicated with an external connecting pipeline, and the free end of the inner sleeve 6.2 is movably arranged in the free end of the outer sleeve 6.1, namely: the inner sleeve connecting end is fixed, and the outer sleeve 6.1 is driven by the telescopic piece 6.3 to perform telescopic motion. Preferably, the outer sleeve is communicated with an external pipeline quickly by using a horn connector 7, the outer wall of the outer sleeve is provided with an end part matched with the horn connector, and the outer wall of the end part is provided with a flexible sealing element 6.7 (such as rubber, sponge and the like). In addition, the following structure may be adopted: the connecting end of the outer sleeve is communicated with the outlet end of the pipe group, the connecting end of the inner sleeve is communicated with an external connecting pipeline, namely the connecting end of the outer sleeve is fixed, and the inner sleeve is driven by the telescopic piece to perform telescopic motion. And the selection can be carried out according to the actual working condition.
Preferably, the outer wall of the free end of the inner sleeve 6.2 and the inner wall of the free end of the outer sleeve 6.1 are both provided with annular grooves, and the annular grooves are provided with guide support parts 6.6.
Preferably, the outer wall of the free end of the inner sleeve 6.2 is provided with a mounting groove, and the sealing element 6.4 is arranged in the mounting groove.
Preferably, the free end of the inner sleeve 6.2 is provided with a baffle 6.5, and the distance between the end part of the baffle and the inner wall of the outer sleeve 6.1 is 0.01-3 mm; the sealing element 6.4 (e.g. a sealing ring) is arranged against the baffle 6.5.
In the embodiment, the telescopic pipe group is used as a feeding pipe; the device is further provided with a rotating mechanism 5, wherein the rotating mechanism 5 comprises two groups of supports 5.1, a bent pipe assembly 5.2 and a rotating power part 5.3, the detailed view is shown in figure 3, a support is provided with a mounting hole, and the bent pipe assembly 5.2 is rotatably and movably arranged on the support 5.1 through a connecting shaft; the rotating power part 5.3 comprises a worm wheel, a worm and a power source, the worm wheel is connected with the elbow assembly 5.2, the worm is driven to move through the power source, then the worm wheel is driven to move (teeth on the worm are meshed with teeth on the worm wheel), and finally the rotation of the elbow assembly is realized. The shell can be further arranged, the shell and the feeding pipe (the outlet end of the telescopic pipe group) are fixedly arranged on the other support 5.1, and the shell seals the joint of the elbow assembly and the feeding pipe to prevent external substances from entering the pipe to affect the telescopic effect.
The technical scheme of the embodiment is specifically as follows: the supporting trolley 1.3 can drive the whole pipe group 2 to realize telescopic movement on the fixed support 1, so that the feeding requirements of different distances are met, the power of the supporting trolley can be mechanical (oil cylinders, air cylinders, fuel oil, fuel gas and the like) or manual, and the supporting trolley can be self-provided power or power provided by external equipment (such as a material distributor); the telescopic piece 6.3 in the telescopic pipe 6 drives the outer sleeve 6.1 and the inner sleeve 6.2 to move relatively, thereby realizing the telescopic effect and further adjusting the conveying distance; the rotary power part 5.3 in the rotary mechanism 5 drives the elbow assembly 5.2 and the extension pipe 6 communicated with the elbow assembly to rotate, so that feeding requirements of different directions (such as side pouring or top pouring) are met.
Example 2:
example 2 differs from example 1 only in that: the fixed bracket 1 comprises a fixed bottom plate 1.4, a fixed top plate 1.5 and a C-shaped guide rail 1.6 arranged on the fixed top plate 1.5, see fig. 4 in detail. The fixed top plate 1.5 is positioned above the fixed bottom plate 1.4, and the single tubes in the tube group 2 are slidably arranged on the C-shaped guide rail 1.6 through the T-shaped movable group 1.7. The T-shaped movable group 1.7 can drive the whole pipe group 2 to slide along the C-shaped guide rail 1.6 to realize extension and retraction. The power for sliding may be mechanical (oil cylinder, air cylinder, etc.) or manual. The T-shaped movable group 1.7 can be a T-shaped sliding block or a pulley block.
Example 3:
a concrete spreader, includes the telescopic pipe group as described in embodiment 1 or embodiment 2, the whole telescopic pipe group is arranged on a spreading trolley of the concrete spreader, and the trolley drives the whole telescopic pipe group to move back and forth.
Example 4:
a trolley, comprising the concrete spreader as in embodiment 3, wherein the spreading trolley of the concrete spreader is arranged on a walking track on a trolley gantry.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A telescopic pipe group is characterized by comprising a fixed bracket (1) and a pipe group (2);
the pipe group (2) is arranged on the fixed bracket (1) in a sliding way;
the pipe group (2) comprises at least two sections of single pipes which are telescopically connected in series, and the adjacent single pipes are movably connected through a connecting piece (3); the tube set (2) comprises a plurality of highest points lying on a plane a and a plurality of lowest points lying on a plane B, which are parallel to each other.
2. Telescopic tube set according to claim 1, characterised in that the connection (3) is a combination of a pipe clamp and a sealing ring.
3. The telescopic pipe group according to claim 1, characterized in that the fixed support (1) comprises a bottom plate (1.1) and a slide rail (1.2) arranged on the bottom plate (1.1), the single pipes in the pipe group (2) are slidably arranged on the slide rail (1.2) by means of a support trolley (1.3);
support dolly (1.3) including automobile body (1.31) and roller train (1.32), be equipped with the holding tank that holds the single tube on automobile body (1.31), roller train (1.32) sets up on automobile body (1.31).
4. Telescopic tube set according to claim 1, characterized in that the fixed bracket (1) comprises a fixed bottom plate (1.4), a fixed top plate (1.5) and a C-shaped guide rail (1.6) provided on the fixed top plate (1.5);
the fixed top plate (1.5) is positioned above the fixed bottom plate (1.4), and single tubes in the tube group (2) can be arranged on the C-shaped guide rail (1.6) in a sliding manner through the T-shaped movable group (1.7).
5. The telescopic tube set according to claim 3 or 4, further comprising a connection limiting member (4), wherein the single tubes in the tube set (2) are connected through the connection limiting member (4);
the connecting limiting part (4) is at least one of a rope, a chain and a connecting rod.
6. The telescopic tube group according to any one of claims 1 to 4, further comprising a telescopic tube (6), wherein the telescopic tube (6) comprises an outer tube (6.1), an inner tube (6.2), a telescopic member (6.3) and a sealing member (6.4), and two ends of the telescopic member (6.3) are respectively connected with the outer tube (6.1) and the inner tube (6.2) for driving the outer tube (6.1) and the inner tube (6.2) to move relatively to realize the extension and the contraction of the telescopic tube; the sealing element (6.4) is arranged between the outer sleeve (6.1) and the inner sleeve (6.2) and prevents the material from entering between the outer sleeve and the inner sleeve;
the connecting end of the inner sleeve (6.2) is communicated with the outlet end of the tube group (2), the free end of the inner sleeve (6.2) is movably arranged in the free end of the outer sleeve (6.1), and the connecting end of the outer sleeve (6.1) is communicated with an external connecting pipeline.
7. The telescopic tube group according to claim 6, characterised in that both the outer wall of the free end of the inner jacket tube (6.2) and the inner wall of the free end of the outer jacket tube (6.1) are provided with annular grooves, at which guide support members (6.6) are provided.
8. The telescopic tube group according to claim 6, characterized in that the free end outer wall of the inner sleeve (6.2) is provided with a mounting groove in which the sealing element (6.4) is arranged;
a baffle (6.5) is arranged at the free end of the inner sleeve (6.2), and the distance between the end part of the baffle and the inner wall of the outer sleeve (6.1) is 0.01-3 mm; the sealing element (6.4) is arranged in a manner of clinging to the baffle (6.5).
9. A concrete spreader comprising a telescopic pipe assembly as claimed in any one of claims 1 to 8.
10. A trolley, characterized by comprising a concrete spreader as claimed in claim 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921976954.0U CN211257861U (en) | 2019-11-15 | 2019-11-15 | Telescopic pipe group, concrete spreader and trolley |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921976954.0U CN211257861U (en) | 2019-11-15 | 2019-11-15 | Telescopic pipe group, concrete spreader and trolley |
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CN211257861U true CN211257861U (en) | 2020-08-14 |
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CN201921976954.0U Active CN211257861U (en) | 2019-11-15 | 2019-11-15 | Telescopic pipe group, concrete spreader and trolley |
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CN (1) | CN211257861U (en) |
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2019
- 2019-11-15 CN CN201921976954.0U patent/CN211257861U/en active Active
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