CN213478344U - Cable trench pouring die - Google Patents
Cable trench pouring die Download PDFInfo
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- CN213478344U CN213478344U CN202021436847.1U CN202021436847U CN213478344U CN 213478344 U CN213478344 U CN 213478344U CN 202021436847 U CN202021436847 U CN 202021436847U CN 213478344 U CN213478344 U CN 213478344U
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Abstract
The utility model provides a cable trench pouring mould, which is used for in-situ pouring a cable trench in a tunnel, belongs to the technical field of tunnels, and comprises a plurality of adjacent vertical plates, wherein a pouring cavity can be formed between the adjacent vertical plates, the vertical plates and the tunnel extend in the same direction, the vertical plates are formed by assembling a plurality of template units, the edges of the template units are provided with flexible sealing blocks, and the flexible sealing blocks are used for extruding and arranging at the joints of the two template units and the joints of the template units and the ground, thereby eliminating gaps and preventing slurry leakage; the utility model provides a mould is pour to cable pit can solve the tunnel engineering in the cable pit construction time, the technical problem of thick liquid is leaked easily to template unit seam crossing and template unit and ground junction.
Description
Technical Field
The utility model belongs to the technical field of the tunnel, more specifically say, relate to a cable pit pouring die.
Background
With the rapid development of infrastructure construction in China, tunnel engineering is more and more common. The cast-in-place cable trench is an important component of tunnel engineering. Before pouring, a plurality of template units are manually assembled into an integral pouring mold extending along the length direction of the tunnel. The problems that the joints of the template units are not easy to assemble, and slurry leakage is easy to generate due to the infirm assembly; meanwhile, due to manufacturing and construction errors and the like, the bottom end of the template unit cannot be tightly attached to the ground, and the problem of slurry leakage is easily caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cable pit pours mould aims at solving the cable pit among the tunnel engineering and when pouring the construction, the technical problem of thick liquid is leaked easily to template unit seam crossing and template unit and ground junction.
In order to achieve the above object, the utility model adopts the technical scheme that a cable trench casting mold is provided, which is used for casting a cable trench in a tunnel in situ, the cable trench casting mold comprises a plurality of adjacent vertical plates, a casting cavity can be formed between the adjacent vertical plates, the vertical plates extend in the same direction with the tunnel, and the vertical plates are formed by assembling a plurality of template units;
the edge of the template unit is provided with a flexible sealing block, and the flexible sealing block is used for extruding and arranging at the joint of the two template units and the joint of the template unit and the ground, so that gaps are eliminated, and slurry leakage is prevented.
As another embodiment of the present application, the vertical plate includes a first vertical plate, a second vertical plate, a third vertical plate, a fourth vertical plate and a fifth vertical plate, which are sequentially arranged in parallel;
the first vertical plate is used for enclosing a first pouring cavity with the side wall of the tunnel and the ground;
the second vertical plate and the third vertical plate are used for enclosing a second pouring cavity with the ground;
and the fourth vertical plate and the fifth vertical plate are used for enclosing with the ground to form a third pouring cavity.
As another embodiment of the application, the cable trench casting mold further comprises a plurality of support frames arranged along the extending direction of the vertical plate, and the support frames are used for transversely supporting and downwards pressing the vertical plate.
As another embodiment of the present application, the support frame includes a pillar and a cross member;
the upright post is fixedly arranged on the ground and is positioned at a preset installation position, and the preset installation position is positioned on the ground outside the fifth vertical plate;
the crossbeam is arranged on the upright post in a lifting manner and stretches over the vertical plate, so that the vertical plate can be pressed downwards, and the crossbeam is provided with a constraint structure for connecting the vertical plate and provides transverse supporting force for the vertical plate by virtue of the constraint structure.
As another embodiment of the present application, the constraint structure includes a latch and a stopper;
the clamping block is used for clamping a clamping groove arranged at the upper end of the vertical plate, and the clamping groove is long in strip shape and parallel to the length direction of the vertical plate;
the stop dog is rectangular shape and is used for vertical setting, the stop dog can be fixed in on the crossbeam and contact the side facade of riser to the lateral shifting of restriction riser.
As another embodiment of the present application, a slot is provided on the cross beam for the stopper to pass through, and the stopper is perpendicular to the cross beam via the slot.
As another embodiment of the present application, a trapezoidal portion is disposed on the fixture block, and the trapezoidal portion is used to temporarily suspend the vertical plate below the cross beam before the cross beam compresses the vertical plate.
As another embodiment of this application, be equipped with lead screw and spout in the stand, the one end of crossbeam be equipped with the slider of spout adaptation, seted up on the slider with the screw hole of lead screw adaptation, the slider with the help of the drive of lead screw slides from top to bottom, thereby drives the crossbeam goes up and down.
As another embodiment of the present application, a locking bolt is disposed at an edge of the template unit, and the template unit constituting the same vertical plate is connected to another template unit by means of the locking bolt.
As another embodiment of this application, the border of template unit be equipped with the recess of flexible sealing block adaptation, flexible sealing block can be with the help of locking bolt extrudees and is full of the recess.
The utility model provides a mould is pour to cable pit, compare with prior art, be equipped with flexible sealed piece on the template unit, flexible sealed piece extrusion sets up in the junction of template unit and adjacent template unit to and the junction on template unit and ground, can seal up the gap of junction, thereby realize the sealed of seam crossing, eliminate the gap and prevent leaking thick liquid, promote and pour efficiency and quality.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic perspective view of a cable trench casting mold in a use state according to an embodiment of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
fig. 3 is a schematic structural diagram of a portion of a vertical plate in the cable trench casting mold according to an embodiment of the present invention;
fig. 4 is a schematic view of a bottom view structure of a vertical plate in a cable trench casting mold according to an embodiment of the present invention;
fig. 5 is a schematic top view structure view of a vertical plate in a cable trench casting mold according to another view angle provided by the present invention;
fig. 6 is a schematic cross-sectional structure view of a cable trench casting mold in a use state according to an embodiment of the present invention;
fig. 7 is a schematic top view of a support frame in a cable trench casting mold according to an embodiment of the present invention;
fig. 8 is a schematic bottom view of a support frame in a cable trench casting mold according to an embodiment of the present invention (a stop block is not shown);
fig. 9 is a schematic perspective view of a structural unit composed of five template units and a supporting frame in the cable trench casting mold provided in the embodiment of the present invention;
FIG. 10 is an enlarged view at B of FIG. 3;
FIG. 11 is an enlarged view at C of FIG. 3;
FIG. 12 is an enlarged view taken at D of FIG. 8;
fig. 13 is the embodiment of the utility model provides a cross section structure sketch map of two template unit junctions in the cable pit pouring mould.
In the figure: 1. a vertical plate; 11. a first vertical plate; 12. a second vertical plate; 13. a third vertical plate; 14. a fourth vertical plate; 15. a fifth vertical plate; 2. pouring a cavity; 21. a first casting cavity; 22. a second casting cavity; 23. a third pouring cavity; 3. a template unit; 31. a card slot; 32. locking the bolt; 4. a flexible sealing block; 5. a tunnel; 51. A side wall; 6. a support frame; 61. a column; 611. a reinforcing beam; 612. rotating the handle; 62. a cross beam; 621. A clamping block; 6211. a trapezoidal portion; 622. a stopper; 623. and (4) a slot.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 5, a cable trench casting mold according to the present invention will be described. The cable trench casting mold is used for casting a cable trench in a tunnel 5 in situ and comprises a plurality of vertical plates 1 which are arranged adjacently, a casting cavity 2 can be formed between the adjacent vertical plates 1, the vertical plates 1 and the tunnel 5 extend in the same direction, and the vertical plates 1 are formed by assembling a plurality of template units 3; the edge of the template unit 3 is provided with a flexible sealing block 4, and the flexible sealing block 4 is used for being arranged at the joint of the two template units 3 and the joint of the template unit 3 and the ground in an extruding way, so that gaps are eliminated, and slurry leakage is prevented.
The utility model provides a mould is pour to cable pit, compare with prior art, be equipped with flexible sealed piece 4 on the template unit 3, the extrusion of flexible sealed piece 4 sets up in template unit 3 and adjacent template unit 3's junction to and the junction on template unit 3 and ground, can seal up the gap of junction, thereby realize the sealed of seam crossing, eliminate the gap and prevent leaking the thick liquid, promote and pour efficiency and quality.
Specifically, the template unit 3 is a rectangular plate, and the flexible sealing blocks 4 are arranged on the vertical edge and the bottom edge of the template unit 3; the flexible sealing blocks 4 on the vertical edges are used for sealing the joints between the adjacent template units 3, and the flexible sealing blocks 4 on the bottom edges are used for sealing the joints between the bottom edges and the ground; the flexible sealing block 4 may be made of rubber and may be fixed to the edge of the template unit 3 by an adhesive.
As a specific embodiment of the cable trench casting mold provided in the present invention, please refer to fig. 6, the vertical plate 1 includes a first vertical plate 11, a second vertical plate 12, a third vertical plate 13, a fourth vertical plate 14 and a fifth vertical plate 15, which are sequentially arranged in parallel; the first vertical plate 11 is used for enclosing a first pouring cavity 21 with the side wall 51 of the tunnel 5 and the ground; the second vertical plate 12 and the third vertical plate 13 are used for enclosing a second pouring cavity 22 with the ground; the fourth vertical plate 14 and the fifth vertical plate 15 are used for enclosing a third pouring cavity 23 with the ground.
The casting die that this embodiment provided is applicable to double cable pit. Before casting, the side wall 51 and the ground at the first casting cavity 21, and the ground at the second casting cavity 22 and the third casting cavity 23 are roughened, so that the cast concrete block can be firmly combined with the main structure of the tunnel 5. After the pouring is finished and the template is removed, concrete blocks are formed in the pouring cavities, and two cable trenches extending in the same direction can be formed between the first pouring cavity 21 and the second pouring cavity 22 and between the second pouring cavity 22 and the third pouring cavity 23.
As a specific implementation manner of the utility model provides a mould is pour to cable pit please refer to fig. 2 and fig. 6, and mould is pour to cable pit still includes a plurality of support frames 6 of laying along 1 extending direction of riser, and support frame 6 is used for horizontal support and compresses tightly riser 1 downwards. The transverse support is perpendicular to the surface of the vertical plate 1, and supports the vertical plate 1 from the outer side of the vertical plate 1 to the direction of the pouring cavity 2.
Through the horizontal support to riser 1, can prevent effectively that riser 1 from in concrete placement and maintenance process because the pressure of concrete from producing lateral displacement, the shape of the concrete piece that the influence was pour and is formed leads to the quality accident. Through compressing tightly riser 1 downwards, can make the flexible seal block 4 that is located the base be in the extrusion state, closely laminate with ground, eliminate the gap between riser 1's base and the ground to play sealed effect, prevent to leak thick liquid.
Specifically, as shown in fig. 9, five adjacent formwork units 3 are correspondingly provided with one support frame 6, and the structural units shown in fig. 9 are assembled along the extending direction of the tunnel 5 to form five adjacent vertical plates 1.
As a specific implementation manner of the cable trench casting mold provided by the present invention, please refer to fig. 7 to 9, the supporting frame 6 includes a column 61 and a beam 62, the column 61 is used for being fixedly disposed on the ground and is located at a preset installation position, and the preset installation position is located on the ground outside the fifth vertical plate 15; crossbeam 62 liftable set up on stand 61 and span in the top of riser 1 to can compress tightly riser 1 downwards, be equipped with the restraint structure who is used for connecting riser 1 on crossbeam 62, and provide horizontal holding power for riser 1 with the help of the restraint structure. Before installing the support frame 6, find out and mark through measuring tool and predetermine the installation position, support frame 6 is fixed in predetermineeing the installation position, and riser 1 can confirm the position of oneself in tunnel 5 with the help of support frame 6 to guarantee that the cable pit position of pouring forms satisfies the designing requirement.
As a specific embodiment of the cable trench casting mold provided in the present invention, please refer to fig. 7 to 9, 11, and 12, the constraining structure includes a clamping block 621 and a stopping block 622, the clamping block 621 is used for clamping a clamping groove 31 disposed at the upper end of the vertical plate 1, the clamping groove 31 is a long strip and is parallel to the length direction of the vertical plate 1; the stopper 622 is in a long strip shape and is used for vertical arrangement, and the stopper 622 can be fixed on the cross beam 62 and contact the side vertical surface of the vertical plate 1, so that the transverse movement of the vertical plate 1 is limited.
Specifically, each template unit 3 is correspondingly provided with one fixture block 621 and two stoppers 622, five template units 3 are correspondingly provided, and the cross beam 62 is provided with five fixture blocks 621 and two stoppers 622 which are divided into groups and arranged along the length direction of the cross beam 62. The clamping grooves 31 are formed in the template units 3, and one clamping groove 31 is correspondingly formed in the middle of each template unit 3.
As a specific implementation manner of the cable trench casting mold provided in the present invention, please refer to fig. 8, a slot 623 for the stopper 622 to pass is disposed on the cross beam 62, and the stopper 622 is perpendicular to the cross beam 62 via the slot 623. Meanwhile, the stop block 622 also depends on the structural strength of the stop block to ensure that the stop block is not bent, so that the side vertical face of the template unit 3 can be stably and transversely supported all the time, and the transverse displacement of the side vertical face is ensured not to occur. Specifically, a through hole aligned with the slot 623 is formed in the upper edge of the template unit 3, so that the stop block 622 can pass through from top to bottom; the stopper 622 is provided at its upper end with a stopper so that the stopper 622 can be fixed to the beam 62, and after use, the stopper 622 is lifted up by using the stopper as a handle and taken out of the slot 623.
As a specific implementation manner of the cable trench casting mold provided by the present invention, please refer to fig. 12, the fixture block 621 is provided with a trapezoid portion 6211, the trapezoid portion 6211 is used to temporarily suspend the vertical plate 1 below the cross beam 62 before the cross beam 62 compresses the vertical plate 1. The trapezoidal portion 6211 has an upward slope so as to generate an upward supporting force to the template unit 3 so as to be suspended below the cross member 62. Specifically, the cross-sectional shapes of the notch 31 and the latch 621 are the same, and a trapezoidal portion having the same shape as the trapezoidal portion 6211 is provided on the notch 31.
As a concrete implementation manner of the utility model provides a mould is pour to cable pit is equipped with lead screw and spout in the stand 61, the one end of crossbeam 62 be equipped with the slider of spout adaptation, set up on the slider with the screw hole of lead screw adaptation, the slider slides from top to bottom with the help of the drive of lead screw to it goes up and down to drive crossbeam 62.
Specifically, as shown in fig. 7 to 9, a reinforcement beam 611 for inclination is provided on the cross beam 62, and the cross beam 62, the reinforcement beam 611 and the vertically-arranged slider together form a triangular structure. Specifically, the top end of the screw rod is provided with a rotating handle 612, so that people can rotate the screw rod to drive the cross beam 62 to ascend or descend, the cross beam 62 can compress the template unit 3 when descending, the flexible sealing block 4 at the bottom edge is compressed with the ground, and the template unit 3 is separated from the ground when ascending the cross beam 62.
As a specific implementation manner of the cable trench casting mold provided in the present invention, please refer to fig. 10 to 13, the edge of the template unit 3 is provided with the locking bolt 32, and the template unit 3 forming the same vertical plate 1 is connected with another template unit 3 by means of the locking bolt 32. The template units 3 are spliced together along the length direction by utilizing the locking bolts 32 to form the vertical plate 1, so that the vertical plate is convenient and efficient.
As a concrete implementation manner of the cable trench casting mold, please refer to fig. 13, the border of template unit 3 is equipped with the recess with 4 adaptations of flexible sealing block, and flexible sealing block 4 can be extruded and full of the recess with the help of locking bolt 32. Namely two vertical edges of the template unit 3, wherein one vertical edge is provided with a flexible sealing block 4, and the other vertical edge is provided with a groove matched with the section shape of the flexible sealing block 4. Specifically, the cross-sectional dimension of the flexible sealing block 4 is slightly larger than the groove, so that the whole groove can be filled with the extrusion force generated by the locking bolt 32, and the sealing effect is realized.
The utility model provides a casting die can be used to the cable pit in pin-connected panel open cut tunnel and pour, and its application method is:
firstly, measuring, positioning and marking a preset installation position;
secondly, fixing the support frame 6 at a preset installation position to ensure that the beam 62 is vertical to the extending direction of the tunnel 5;
thirdly, sequentially assembling a first vertical plate 11, a second vertical plate 12, a third vertical plate 13, a fourth vertical plate 14 and a fifth vertical plate 15 from the inside to the outside, assembling each vertical plate 1, starting from one end of the cable trench, firstly hanging the template unit 3 on the cross beam 62, then hanging the next template unit 3 on the cross beam 62, aligning the vertical edges of the two template units 3, clamping the flexible sealing block 4 into the groove of the previous template unit 3, then screwing the locking bolt 32, connecting the two template units 3 into a whole, sequentially assembling the template units 3, and finally forming one vertical plate 1; the installation of the method finishes the assembly of the five vertical plates 1;
fourthly, simultaneously rotating the rotating handle 612 of the support frame 6 to enable the vertical plate 1 to descend, continuing to rotate the rotating handle 612 to enable the vertical plate to continue to descend for a certain distance after the vertical plate 1 is contacted with the ground, and enabling the flexible sealing block 4 to tightly press the ground; at this time, a first casting cavity 21, a second casting cavity 22 and a third casting cavity 23 are formed, and concrete casting can be performed after two ends of the three casting cavities 2 are sealed.
And fifthly, completing pouring, and removing the pouring mold after a period of maintenance.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The cable trench casting mould is used for casting a cable trench in a tunnel in situ and is characterized by comprising a plurality of vertical plates which are arranged adjacently, wherein a casting cavity can be formed between the adjacent vertical plates, the vertical plates and the tunnel extend in the same direction, and the vertical plates are formed by splicing a plurality of template units;
the edge of the template unit is provided with a flexible sealing block, and the flexible sealing block is used for extruding and arranging at the joint of the two template units and the joint of the template unit and the ground, so that gaps are eliminated, and slurry leakage is prevented.
2. The cable trench casting mold of claim 1, wherein the vertical plate comprises a first vertical plate, a second vertical plate, a third vertical plate, a fourth vertical plate and a fifth vertical plate which are arranged in parallel in sequence;
the first vertical plate is used for enclosing a first pouring cavity with the side wall of the tunnel and the ground;
the second vertical plate and the third vertical plate are used for enclosing a second pouring cavity with the ground;
and the fourth vertical plate and the fifth vertical plate are used for enclosing with the ground to form a third pouring cavity.
3. The cable trench casting mold of claim 2, further comprising a plurality of support brackets disposed along the extension direction of the vertical plate, wherein the support brackets are configured to support and press the vertical plate laterally and downwardly.
4. The cable trench casting mold of claim 3, wherein the support frame comprises:
the upright post is fixedly arranged on the ground and is positioned at a preset installation position, and the preset installation position is positioned on the ground outside the fifth vertical plate; and
the beam is arranged on the upright post in a lifting manner and stretches over the vertical plate, so that the vertical plate can be pressed downwards, and the beam is provided with a constraint structure for connecting the vertical plate and provides transverse supporting force for the vertical plate by virtue of the constraint structure.
5. The trench casting mold of claim 4, wherein the constraining structure comprises:
the clamping block is used for clamping a clamping groove arranged at the upper end of the vertical plate, and the clamping groove is long in strip shape and parallel to the length direction of the vertical plate; and
the stop block is in a long strip shape and is used for being vertically arranged, and the stop block can be fixed on the cross beam and contacts with the side vertical face of the vertical plate, so that the vertical plate is limited to move transversely.
6. The cable trench casting mold of claim 5, wherein the beam has slots for the stop blocks to pass through, and the stop blocks are perpendicular to the beam by the slots.
7. The cable trench casting mold of claim 5, wherein the fixture block is provided with a trapezoidal portion for temporarily suspending the vertical plate under the cross beam before the cross beam presses the vertical plate.
8. The cable duct pouring mold according to claim 4, wherein a screw rod and a sliding groove are arranged in the upright column, a sliding block adapted to the sliding groove is arranged at one end of the cross beam, a threaded hole adapted to the screw rod is formed in the sliding block, and the sliding block slides up and down under the driving of the screw rod so as to drive the cross beam to lift.
9. The cable trench casting mold of claim 5, wherein the edge of the form unit is provided with a locking bolt, and the form units constituting the same vertical plate are connected to another form unit by means of the locking bolt.
10. The cable trench casting mold of claim 9, wherein the edge of the template unit is provided with a groove adapted to the flexible sealing block, and the flexible sealing block can be pressed and filled in the groove by the locking bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021436847.1U CN213478344U (en) | 2020-07-20 | 2020-07-20 | Cable trench pouring die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021436847.1U CN213478344U (en) | 2020-07-20 | 2020-07-20 | Cable trench pouring die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213478344U true CN213478344U (en) | 2021-06-18 |
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ID=76358847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021436847.1U Active CN213478344U (en) | 2020-07-20 | 2020-07-20 | Cable trench pouring die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213478344U (en) |
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2020
- 2020-07-20 CN CN202021436847.1U patent/CN213478344U/en active Active
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