CN203475293U - Light trestle bridge used for gully excavation - Google Patents
Light trestle bridge used for gully excavation Download PDFInfo
- Publication number
- CN203475293U CN203475293U CN201320505280.2U CN201320505280U CN203475293U CN 203475293 U CN203475293 U CN 203475293U CN 201320505280 U CN201320505280 U CN 201320505280U CN 203475293 U CN203475293 U CN 203475293U
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- China
- Prior art keywords
- gully
- trestle
- excavating
- trestle bridge
- catwalk
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Abstract
The utility model discloses a trestle bridge, and particularly relates to a light trestle bridge used for gully excavation. The light trestle bridge comprises a first trestle bridge body arranged at the edge of a gully in a lap-joint mode and a second trestle bridge body used for being connected with gully interior facility, and further comprises a middle trestle bridge body for connecting the first trestle bridge body and the second trestle bridge body. The first trestle bridge body, the middle trestle bridge body and the second trestle bridge body are all connected end to end in a hinged mode. The other end of the first trestle bridge body is provided with a sliding portion which can move at the edge of the gully conveniently, and the gully interior facility, the first trestle bridge body, the second trestle bridge body and the middle trestle bridge body are all provided with guard rails. By the adoption of the technical scheme, the light trestle bridge used for gully excavation has the advantages of being high in construction efficiency and high in safety performance.
Description
Technical field
The utility model relates to a kind of trestle, is specifically related to a kind of for excavating the catwalk in gully.
Background technology
The laying of a lot of pipelines all can take to excavate gully mode by these pipes laying in gully, comprise the laying of sewer, storm sewer, water system, gas pipeline and cable installation etc.In process due to excavation gully, be prone to the situation of caving in, therefore in the process of construction, conventionally can adopt portable gully bracing or strutting arrangement to prevent gully caving in construction period.Construction period, workman need walk up and down to realize on both sides, gully pipe safety and lay.Traditional mode is to construct overpass, workman drops to overpass by ladder, through overpass, by ladder, cross in the bracing or strutting arrangement of gully again, but gully bracing or strutting arrangement must move along with the progress of gully excavation, now, along with the movement of gully bracing or strutting arrangement, must construct other overpass to realize walking up and down of constructor, clearly, the mode of member overpass wastes time and energy, and efficiency of construction is low.
In the process of excavating in gully, in gully, manhole can be set.Maintenance process is generally all more difficult, when the bottom that maintainer is down to gully is delivered to the maintenance position of manhole again, need to use frequently ladder, and the replacing of ladder is set up and wasted time and energy, and has extended the engineering time, and efficiency of construction is low; Build the stablizing effect of ladder low and without any safe guardrail, maintainer's safety is protected, its security context and safety condition all can not meet construction requirement simultaneously, and safety is low.Therefore, be badly in need of a kind of efficiency that can improve excavation gully and can guarantee the facility of construction safety again simultaneously.
Summary of the invention
The technical problems to be solved in the utility model is to provide that a kind of efficiency of construction is high and security performance is high for excavating the catwalk in gully.
In order to solve the problems of the technologies described above, it is a kind of for excavating the catwalk in gully that the utility model provides, comprise the first trestle that is overlapped in edge, gully, for connecting the second trestle of facility in gully, wherein, also comprise the middle trestle that connects described the first trestle and described the second trestle, described the first trestle, in the middle of described, trestle all adopts hinged mode to be connected from beginning to end with described the second trestle, the other end of described the first trestle is provided with is convenient to the sliding part that moves at edge, gully, facility and described the first trestle in gully, the second trestle, middle trestle is equipped with guardrail.
Adopt a kind of of technique scheme to have following advantage for excavating the catwalk in gully: 1, in the trestle process that facility moves in along with gully, do not get rid of the situation that can run into obstruction, if the object that now adopts traditional rigidly connected mode to realize cut-through thing need to be built trestle again, waste time and energy, due to the first trestle, the hinged mode that middle trestle all adopts with the second trestle is connected from beginning to end, when running into obstruction, to the first trestle, middle trestle all can be suitable carrying out foldingly make the two be overlapped in the top of the second trestle, realized the object that gets around easily obstruction, time saving and energy saving, improved efficiency of construction, 2, because facility in gully and the first trestle, the second trestle, middle trestle are equipped with guardrail, therefore in the process of construction, can guarantee constructor and maintainer's safety, security performance is high.
As preferred version, in order to reduce, in the mining process of gully, there is the risk of caving in, in gully, facility is portable gully bracing or strutting arrangement.
As preferred version, in order to realize in the process of excavating gully, construction equipment to be overhauled, in gully, facility is maintenance base plate.
As preferred version, to consider the stability that portable gully bracing or strutting arrangement is connected with the second trestle and guarantee working security, the other end of described the second trestle is provided with longitudinal metal plate and offsets with the corresponding external surface of described portable gully bracing or strutting arrangement.
As preferred version, consider maintenance base plate and the fitness of manhole and the stability being connected, described maintenance base plate is provided with maintenance opening, and described maintenance opening is located at the center of described maintenance base plate, and described maintenance split ring is around being fixed on manhole.
As preferred version, consider the safety of construction, the set guardrail of described the second trestle is provided with the fastener being connected with ladder stabilizer for realizing.
As preferred version, consider validity and steadiness that maintenance opening is connected with manhole, described maintenance opening adopts being fastenedly connected between pad realization and manhole.
As preferred version, consider validity and stability that the second trestle is connected with ladder, described fastener is for hook and be located at the set guardrail of described the second trestle near one end of ladder.
Accompanying drawing explanation
Fig. 1 is that the utility model embodiment is a kind of for excavating the catwalk in gully and the structural representation of portable gully bracing or strutting arrangement;
Fig. 2 is a kind of structural representation being connected with maintenance base plate for excavating the catwalk in gully of the utility model embodiment;
Fig. 3 is that the utility model embodiment is a kind of for excavating the catwalk in gully and the structural representation of bracing or strutting arrangement junction, portable gully;
Fig. 4 is that the utility model embodiment is a kind of for excavating the ladder of catwalk and the structural representation of the second trestle junction in gully.
Wherein: the first trestle 1; The second trestle 2; Longitudinal metal plate 21; Middle trestle 3; Gully 4; Portable gully bracing or strutting arrangement 5; Corresponding external surface 51; Maintenance base plate 6; Maintenance opening 61; Guardrail 7; Ladder 8; Hook 81; Step 82; Manhole 9.
The specific embodiment
Below in conjunction with drawings and Examples, technical solutions of the utility model are further illustrated:
As shown in Figures 1 to 4, it is a kind of for excavating the catwalk in gully that the utility model provides, comprise the first trestle 1 that is overlapped in 4 edges, gully, for connecting the second trestle 2 of gully 4 interior facilities, wherein, also comprise the middle trestle 3 that connects the first trestle 1 and the second trestle 2, the first trestle 1, middle trestle 3 and the second trestle 2 all adopt hinged mode to be connected from beginning to end, the other end of the first trestle 1 is provided with is convenient to the sliding part that 4 edges move in gully, and in gully, facility and the first trestle, the second trestle 2, middle trestle 3 are equipped with guardrail 7.In addition, in order to reduce, in 4 mining processes of gully, there is the risk of caving in, the interior facility in gully 4 is portable gully bracing or strutting arrangement 5, in order to realize in the process of excavating gully, construction equipment is overhauled, in gully, facility is maintenance base plate 6, consider the stability that support 5 devices in portable gully are connected with the second trestle 2 and guarantee working security, the other end of the second trestle 2 is provided with longitudinal metal plate 21 and offsets with the corresponding external surface 51 of portable gully bracing or strutting arrangement 5, consider maintenance base plate 6 and the fitness of manhole 9 and the stability being connected, maintenance base plate 6 is provided with maintenance opening 61, maintenance opening 61 is located at the center of maintenance base plate 6, maintenance opening 61 is around being fixed on manhole 9, consider the safety of construction, the set guardrail 7 of the second trestle 2 is provided with for realizing and the stable fastener being connected of ladder 8, consider validity and steadiness that maintenance opening 61 is connected with manhole 9, maintenance opening 61 adopts being fastenedly connected between pad realization and manhole 9, consider validity and stability that the second trestle 2 is connected with ladder 8, fastener is for hook 81 and be located at the set guardrail 7 of the second trestle 2 near one end of ladder 8.
In the process of construction, first this is overlapped in gully 4 and gully between facility for the catwalk that excavates gully, risk owing to needing in the process excavating gully 4 to use portable gully bracing or strutting arrangement 5 to cave in to reduce gully 4, also needs the inner facility that 9 pairs of gullies 4 of manhole are set to overhaul simultaneously.Because this is for excavating the catwalk in gully and the connected mode of portable gully bracing or strutting arrangement 5 is the end of the second trestle 2 to be fixed on to the top position of portable gully bracing or strutting arrangement 5, therefore need to adopt ladder 8 constructors just can enter this movable type gully bracing or strutting arrangement 5, hence one can see that, ladder 8 must firmly be connected with the second trestle 2, preferably selecting is that upper end at close the ladder 8 of the second trestle 2 both sides guardrails 7 arranges hook 81, thereby is connected with the step 82 of ladder 8 stability that guarantees ladder 8 by linking up with 81.
Because the degree of depth of holding of portable gully device 5 is not fixed, therefore select lift to save the trouble of changing ladder 8.
If run into obstruction in the process moving at trestle, the first trestle 1 and middle trestle 3 are folded to the top of the second trestle 2, thereby get around obstruction, the set sliding part in the second trestle 2 ends moves along with the movement of portable gully bracing or strutting arrangement 5, and it is more convenient also to make for excavating the movement of catwalk in gully.
Above-described is only preferred embodiment of the present utility model; should be understood that; for a person skilled in the art; do not departing under the prerequisite of the utility model structure; can also make some distortion and improvement; these also should be considered as protection domain of the present utility model, and these can not affect effect and practical applicability that the utility model is implemented.
Claims (8)
1. one kind for excavating the catwalk in gully, comprise the first trestle that is overlapped in edge, gully, for connecting the second trestle of facility in gully, it is characterized in that: also comprise the middle trestle that connects described the first trestle and described the second trestle, described the first trestle, described middle trestle all adopt hinged mode to be connected from beginning to end with described the second trestle, the other end of described the first trestle is provided with is convenient to the sliding part that moves at edge, gully, and in gully, facility and described the first trestle, the second trestle, middle trestle are equipped with guardrail.
2. according to claim 1 for excavating the catwalk in gully, it is characterized in that: in gully, facility is portable gully bracing or strutting arrangement.
3. according to claim 1 for excavating the catwalk in gully, it is characterized in that: in gully, facility is maintenance base plate.
4. according to claim 2 for excavating the catwalk in gully, it is characterized in that: the other end of described the second trestle is provided with longitudinal metal plate and offsets with the corresponding external surface of described portable gully bracing or strutting arrangement.
5. according to claim 3 for excavating the catwalk in gully, it is characterized in that: described maintenance base plate is provided with maintenance opening, and described maintenance opening is located at the center of described maintenance base plate, described maintenance split ring is around being fixed on manhole.
6. according to claim 4 for excavating the catwalk in gully, it is characterized in that: the set guardrail of described the second trestle is provided with the fastener being connected with ladder stabilizer for realizing.
7. according to claim 5ly for excavating the catwalk in gully, it is characterized in that, described maintenance opening adopt pad realize and manhole between being fastenedly connected.
8. according to claim 6 for excavating the catwalk in gully, it is characterized in that: described fastener is hook, and described hook is located at the set guardrail of described the second trestle near one end of ladder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320505280.2U CN203475293U (en) | 2013-08-19 | 2013-08-19 | Light trestle bridge used for gully excavation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320505280.2U CN203475293U (en) | 2013-08-19 | 2013-08-19 | Light trestle bridge used for gully excavation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203475293U true CN203475293U (en) | 2014-03-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320505280.2U Expired - Lifetime CN203475293U (en) | 2013-08-19 | 2013-08-19 | Light trestle bridge used for gully excavation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203475293U (en) |
-
2013
- 2013-08-19 CN CN201320505280.2U patent/CN203475293U/en not_active Expired - Lifetime
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140312 |
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| CX01 | Expiry of patent term |