CN201659619U - Circular curve type longitudinal-connection track slab die with post-tensioned prestressing force - Google Patents
Circular curve type longitudinal-connection track slab die with post-tensioned prestressing force Download PDFInfo
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- CN201659619U CN201659619U CN2009202691920U CN200920269192U CN201659619U CN 201659619 U CN201659619 U CN 201659619U CN 2009202691920 U CN2009202691920 U CN 2009202691920U CN 200920269192 U CN200920269192 U CN 200920269192U CN 201659619 U CN201659619 U CN 201659619U
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- circular curve
- plate
- bed die
- curve type
- support groove
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Abstract
The utility model discloses a circular curve type longitudinal-connection track slab die with post-tensioned prestressing force, which belongs to the technical field of bearing platform type track slab dies; the circular curve type longitudinal-connection track slab die with the post-tensioned prestressing force comprises a bottom die, side dies and end dies, wherein the side dies are connected at both sides of the bottom die in a detachable way, the end dies are connected at both ends of the bottom die in a detachable way, the side dies are connected with the end dies in a detachable way, an inner cavity of a space body formed after the bottom die, the side dies and the end dies are assembled is matched with the outside shape of a longitudinal-connection track slab, and two rows of bearing platform positions on the bottom die, which correspond to the longitudinal-connection track slab, are connected with two rows of one-way adjustable type support track groove dies in a detachable way; in the utility model, support track groove frames can be adjusted according to an actual space linear requirement so as to adapt to the requirement that the bearing platform positions on the circular curve type track slab are required to be adjusted according to the curve of a line; the condition that the end of the track slab is broken off, which is caused by the settlement of a roadbed, can be prevented; and the utility model is especially suitable for preparing the track slab of the circular curve section of a high-speed railway.
Description
Technical field
The utility model relates to a kind of railway plate die, especially relates to a kind of lengthways-connection type railway plate mould.
Background technology
Rail support groove on the existing desk bearing railway plate mold and bed die are integral structures, and this structure is feasible for linear pattern track plate, but just no longer suitable for the circular curve type track plate of inter-city high-speed rail upper curve section.The circuit straightway of high-speed railway and the changeover portion between the circular curve segment are called the easement curve section, and the track plate of laying on this easement curve section is called easement curve type track plate; Having crossed the easement curve section is exactly the standard circular segment, and the track plate of laying on this standard circular segment is called circular curve type track plate.Because the curve radian difference of circuit, needed circular curve type track plate is also different, especially the position of the support rail platform on the track plate will change thereupon, therefore need a lot of heterotypic rail guidance tapes, but all need to make separately respective track template die plate for the heterotypic rail guidance tape, cost is very high like this, and work efficiency is extremely low.
There is not longitudinal connection type track slab end die groove shaped device on the existing lengthways-connection type railway plate mould end mould, though can reaching ballastless track, the longitudinal-connecting type track slab that this mould is made gets on the right track vertical connection between plate and the track plate, but owing to be not the connection of longitudinal prestressing reinforcing bar between the track plate, therefore, can not carry out prestressing force to the line track plate longitudinal prestressing reinforcing bar after connecting applies, just can not adopt the post stretching of deformed bar to carry out stretch-draw, especially for the inhomogeneous location of subgrade settlement, cause the longitudinal-connecting type track slab part unsettled probably, under alternate stress the effect to track plate end of train wheel to formation, the end of longitudinal-connecting type track slab is very easily fractureed, " nodding " phenomenon of the track plate end of often saying just, thus the damage of track caused.
The utility model content
The purpose of this utility model is: provide a kind of rail supporting groove mould can be according to the linear needs of real space, adjust along track plate bed die width, and can guarantee longitudinal-connecting type track slab shear stress on the roadbed effective transmission, be distributed on the adjacent track plate, effectively reduce and transmit train wheel, prevent the circular curve type post-tensioned prestressing longitudinally-connected track board mold that track plate end is fractureed the effect of the alternate stress that forms to track plate end.
The technical solution of the utility model is: a kind of circular curve type post-tensioned prestressing longitudinally-connected track board mold, comprise bed die and the side form that is detachably connected on the bed die both sides, and the end mould that is detachably connected on the bed die two ends, the side form end mould that removably connects, and bed die, the space body inner chamber that side form and end mould assembling back form and the outer shape of longitudinal connected track plate are complementary, two row's cushion cap positions corresponding to the longitudinal connected track plate on the described bed die are removably connected with unidirectional adjustable rail supporting groove mould, described unidirectional adjustable rail supporting groove mould comprises the rail support groove frame, the cavity shape of this rail support groove frame and track plate have grade shape of shoulder cushion cap to be complementary, described rail support groove frame is provided with a pair of and the corresponding installing hole of service sleeve on grade shoulder cushion cap is arranged, on the bed die four row installing hole is circular curve and arranges, and every row's installing hole line of centres and orbit centre line parallel, the line of centres of the row of two on every row's rail support groove frame installing hole is the rail center line, that is to say that rail supporting groove mould can be according to the linear needs of real space, adjust along track plate bed die width, the rail support groove frame with have grade corresponding position of shoulder cushion cap table top to be provided with 1: 38～1: 42 rail cant, the described rail support groove frame outside is connected with to regulate bolt and will regulate bolt and lock onto locking nut on the railway plate die, the axis of described adjusting bolt parallels or overlaps with the line of centres of described a pair of installing hole, and the cover pipe fixing device is installed on the described installing hole.
Described rail support groove upper frame edge frame is provided with some countersunk head screws.The rail support groove frame is convenient to plane levelling on the rail support groove upper frame edge frame with after bed die is connected with dormant bolt, and this structure makes the connecting bolt between rail support groove frame and the bed die install more convenient.
Described rail support groove upper frame edge frame is provided with some tapped blind holes, and the aperture is positioned at the bottom surface of rail support groove upper frame edge frame.Bolt passes bed die from the below screw is connected with the tapped blind hole of rail support groove frame, and operation has been omitted in the last plane levelling again of this structure rail support groove upper frame edge frame, but the connecting bolt between rail support groove frame and the bed die is installed comparatively inconvenience.
Described end mould is provided with the projection that is used for the moulding of longitudinal-connecting type track slab end recesses, on the projection of described end mould shear device is housed, this shear device comprises connecting plate, connecting plate one side is fixed with embedded bar, the connecting plate opposite side is fixed with shear plate, wherein, described connecting plate and track plate end mould removably connect, and the projection that described shear plate passes the end mould stretches out in end mould outside; Described shear plate one side at least is provided with tooth, and the teeth groove direction of described tooth is vertical with connecting plate, also is provided with at least one connecting hole on the described shear plate.
Described connecting plate is provided with screwed hole, and described connecting plate passes this screwed hole by connecting bolt and is connected with track plate end mould.Be convenient to be connected by connecting bolt between connecting plate and the track plate end mould.
Described embedded bar is a U shaped steel muscle, make be connected between embedded bar and the track board concrete more firm.
The end of described U shaped steel muscle is outwardly-bent.This structure has further strengthened the fastness that is connected between embedded bar and the track board concrete.
Described embedded bar is fixed on connecting plate one side with welding manner, and described shear plate is fixed on the connecting plate opposite side with welding manner.Adopt this mode that is connected to make that connection is more reliable.
Described removably connecting adopts bolt or taper pin to connect.That is to say between bed die and the end mould, between bed die and the side form, removably connecting between side form and the end mould and between bed die and the integral type rail support groove can adopt bolt to be connected, and also can adopt the taper pin connection.
Between described bed die and the end mould, be provided with transverse-moving mechanism between bed die and the side form; Described transverse-moving mechanism comprises the carriage that is installed on the bed die; level is equipped with at least two rollers on the carriage; being abutted against on the described roller has the folding axle; folding axle one end is connected with end mould or side form by brace; the folding axle other end is a free end, also is provided with roof pressure at least one roller in folding axle top on the carriage.Transverse-moving mechanism is to be convenient to side form or the installation of end mould and the demoulding.
The beneficial effects of the utility model are: can adjust the rail support groove frame according to the linear needs of real space, to adapt to the requirement that the cushion cap position of circular curve type track plate requirement on it adjusted according to the curve of circuit, easy to adjust, simple in structure, greatly reduce the manufacturing cost of special-shaped circular curve track plate, work efficiency significantly is provided; Can make the longitudinal-connecting type track slab that has shear device easily; This track plate can guarantee longitudinal-connecting type track slab shear stress on the roadbed effective transmission, be distributed on the adjacent track plate, effectively reduce train wheel to the effect of the alternate stress that forms to track plate end, prevent to be fractureed because of subgrade settlement causes track plate end; When variations in temperature occurring, when longitudinal-connecting type track slab expanded with heat and contract with cold, because of the tooth that engagement is vertically arranged of the shear plate of adjacent longitudinal-connecting type track slab, this tooth can slide along the teeth groove direction, thereby guaranteed the reliability that connects between the track plate.
Below in conjunction with the drawings and specific embodiments the utility model is further specified.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is the structural representation of bed die among Fig. 1;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is the left view of Fig. 4
Fig. 7 is the structural representation of side form among Fig. 1;
Fig. 8 is the vertical view of Fig. 7;
Fig. 9 is the side view of Fig. 7;
Figure 10 is the structural representation of Fig. 1 middle-end mould;
Figure 11 is the vertical view of Figure 10;
Figure 12 is the left view of Figure 10;
Figure 13 is the perspective view of Figure 10;
Figure 14 is the structural representation of shear device among Figure 10;
Figure 15 is the vertical view of Figure 14;
Figure 16 is the A-A partial sectional view of Figure 14;
Figure 17 is the structural representation of unidirectional adjustable rail supporting groove mould among Fig. 1;
Figure 18 is the vertical view of Figure 17;
Figure 19 is the left view of Figure 17;
Figure 20 is the A-A cutaway view of Figure 18;
Figure 21 is that unidirectional adjustable rail supporting groove mould is installed on the structural representation on the side panel of bed die;
Figure 22 is the perspective view of transverse-moving mechanism among Fig. 1;
Wherein, Reference numeral is: 1 is bed die, and 2 is side form, 3 are the end mould, and 4 is unidirectional adjustable rail supporting groove mould, and 4-1 is the rail support groove frame, 4-2 is for regulating bolt, and 4-3 is an installing hole, and 4-4 is a locking nut, 4-5 is the bed die side panel, and 4-6 is the countersunk head screw, and 4-7 is a rail cant, 5 is projection, and 5-1 is a connecting plate, and 5-2 is an embedded bar, 5-3 is a shear plate, and 5-4 is a connecting hole, and 5-5 is an installing hole, 5-6 is a tooth, and 5-61 is a teeth groove, and 5-62 is a tooth top, 7 is transverse-moving mechanism, and 7-1 is a carriage, and 7-2 is a roller, 7-3 is the folding axle, 7-4 is a brace, and 7-5 is a bearing pin, and 7-6 is split pin.
The specific embodiment
Preferred embodiment
Shown in Fig. 1-9, a kind of circular curve type post-tensioned prestressing longitudinally-connected track board mold, comprise bed die 1 and be connected the side form 2 of bed die 1 both sides by bolt 6, bed die 1 two ends are connected with end mould 3 by bolt, connect by bolt between side form 2 and the end mould 3, and the space body inner chamber that bed die 1, side form 2 and end mould 3 assembling backs form and the outer shape of longitudinal connected track plate are complementary, and two row's cushion cap positions corresponding to the longitudinal connected track plate on the described bed die 1 are connected with the unidirectional adjustable rail supporting groove mould 4 of two rows by bolt 6.
Shown in Figure 17-21, described unidirectional adjustable rail supporting groove mould 4 comprises rail support groove frame 4-1, the cavity shape of this rail support groove frame and track plate have grade shape of shoulder cushion cap to be complementary, described rail support groove frame 4-1 is provided with a pair of and the corresponding installing hole 4-3 of service sleeve on grade shoulder cushion cap is arranged, on the bed die 1 four row installing hole 4-3 is circular curve and arranges, and every row's installing hole 4-3 line of centres and orbit centre line parallel, the line of centres of on every row's rail support groove frame 4-1 two row installing hole 4-3 is the rail center line, rail support groove frame 4-1 with have grade corresponding position of shoulder cushion cap table top to be provided with 1: 38～1: 42 rail cant 4-7, the described rail support groove frame 4-1 outside is connected with to regulate bolt 4-2 and will regulate bolt 4-2 and lock onto locking nut 4-4 on the track plate bed die side panel 4-5, the axis of described adjusting bolt 4-2 parallels or overlaps with the line of centres of described a pair of installing hole 4-3, on the described installing hole 4-3 cover pipe fixing device is installed.Described rail support groove frame 4-1 upper side frame is provided with some countersunk head screw 4-6, and this countersunk head screw 4-5 is connected the rail support groove frame by dormant bolt with track plate bed die.Need to prove: the countersunk head screw of described rail support groove frame 4-1 upper side frame also has its substitute mode, and promptly rail support groove frame 4-1 upper side frame is provided with some tapped blind holes, and the aperture is positioned at the bottom surface of rail support groove frame 4-1 upper side frame.The using method of the unidirectional adjustable rail supporting groove mould 4 of present embodiment is as follows: regulate bolt by adjusting, adjust the position of rail support groove frame width on bed die, after adjusting, be locked on the bed die side panel by locking nut.Realize the track plate of a cover railway plate die making diverse location cushion cap requirement so very easily, saved track plate manufacturing cost greatly.
Shown in Figure 10-16, described end mould 3 is provided with the projection 5 that is used for the moulding of longitudinal-connecting type track slab end recesses, on the projection 5 of described end mould 3 shear device is housed, this shear device comprises connecting plate 5-1, connecting plate 5-1 one side is fixed with embedded bar 5-2 with welding manner, and connecting plate 5-1 opposite side is fixed with shear plate 5-3 with welding manner, wherein, described connecting plate 5-1 and track plate end mould 3 are connected by bolt, and the projection 5 that described shear plate 5-3 passes end mould 3 stretches out in end mould 3 outsides; Described shear plate 5-3 simultaneously is provided with tooth 5-6, the teeth groove direction of described tooth 5-6 is vertical with connecting plate 5-1, the teeth groove 5-61 of tooth 5-6 is a V-type, tooth top 5-62 is the plane, the V-type groove is convenient to processing and teeth groove is meshing with each other, and tooth top is that planar structure is concentrated in order to prevent stress, also is provided with two connecting hole 5-4 on the described shear plate 5-3, for the ease of regulating, this connecting hole adopts bar hole.Described connecting plate 5-1 is provided with screwed hole 5-5, and described connecting plate 5-1 passes this screwed hole 5-5 by connecting bolt and is connected with track plate end mould 3.Described embedded bar 5-2 is a U shaped steel muscle, and the end of U shaped steel muscle is outwardly-bent.
As shown in figure 22, between described bed die 1 and the end mould 3, be provided with transverse-moving mechanism 7 between bed die 1 and the side form 2; Described transverse-moving mechanism 7 comprises the carriage 7-1 that is installed on the bed die 1, carriage 7-1 goes up level two roller 7-2 is housed, be abutted against on the described roller folding axle 7-3 is arranged, folding axle 7-3 one end is connected with end mould 3 or side form 2 by brace 7-4, the folding axle 7-3 other end is a free end, also is provided with the roller 7-2 of roof pressure in folding axle 7-3 top on the carriage 7-1.Just folding axle 7-3 below has two horizontal rollers to support, and there is a roller roof pressure top, realizes side form and the installation and the demoulding of holding mould by splitting the sympodium 7-3 free end application of force.Described roller 7-2 is connected on the carriage 7-1 by bearing pin 7-5, and bearing pin 7-5 locks by split pin 7-6.
Disclosed all features in this specification, or the step in disclosed all methods or the process except mutually exclusive feature and/or step, all can make up by any way.
Disclosed arbitrary feature in this specification (comprising any accessory claim, summary and accompanying drawing) is unless special narration all can be replaced by other equivalences or the alternative features with similar purpose.That is, unless special narration, each feature is an example in a series of equivalences or the similar characteristics.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. circular curve type post-tensioned prestressing longitudinally-connected track board mold, comprise bed die (1) and be detachably connected on the side form (2) of bed die (1) both sides, and the end mould (3) that is detachably connected on bed die (1) two ends, side form (2) removably connects and holds mould (3), and bed die (1), the space body inner chamber that side form (2) and end mould (3) assembling back form and the outer shape of longitudinal connected track plate are complementary, it is characterized in that: two row's cushion cap positions that described bed die (1) is gone up corresponding to the longitudinal connected track plate are removably connected with unidirectional adjustable rail supporting groove mould (4), described unidirectional adjustable rail supporting groove mould (4) comprises rail support groove frame (4-1), the cavity shape of this rail support groove frame and track plate have grade shape of shoulder cushion cap to be complementary, described rail support groove frame (4-1) is provided with a pair of and the corresponding installing hole of service sleeve (4-3) on grade shoulder cushion cap is arranged, on the bed die (1) four row's installing hole (4-3) is circular curve and arranges, and every row's installing hole (4-3) line of centres and orbit centre line parallel, the center line of the line of centres of the row's installing hole of two on every row's rail support groove frame (4-1) (4-3) is the rail center line, rail support groove frame (4-1) with have grade corresponding position of shoulder cushion cap table top to be provided with 1: 38～1: 42 rail cant (4-7), described rail support groove frame (4-1) outside is connected with to regulate bolt (4-2) and will regulate bolt (4-2) and lock onto locking nut (4-4) on the railway plate die, the axis of described adjusting bolt (4-2) parallels or overlaps with the line of centres of described a pair of installing hole (4-3), on the described installing hole (4-3) the cover pipe fixing device is installed.
2. a kind of circular curve type post-tensioned prestressing longitudinally-connected track board mold according to claim 1, it is characterized in that: described rail support groove frame (4-1) upper side frame is provided with some countersunk head screws (4-6).
3. a kind of circular curve type post-tensioned prestressing longitudinally-connected track board mold according to claim 1, it is characterized in that: described rail support groove frame (4-1) upper side frame is provided with some tapped blind holes, and the aperture is positioned at the bottom surface of rail support groove frame (4-1) upper side frame.
4. according to claim 1 or 2 or 3 described a kind of circular curve type post-tensioned prestressing longitudinally-connected track board molds, it is characterized in that: described end mould (3) is provided with the projection (5) that is used for the moulding of longitudinal-connecting type track slab end recesses, on the projection (5) of described end mould (3) shear device is housed, this shear device comprises connecting plate (5-1), connecting plate (5-1) side is fixed with embedded bar (5-2), connecting plate (5-1) opposite side is fixed with shear plate (5-3), wherein, described connecting plate (5-1) removably connects with track plate end mould (3), and the projection (5) that described shear plate (5-3) passes end mould (3) stretches out in end mould (3) outside; Described shear plate (5-3) one side at least is provided with tooth (5-6), and the teeth groove direction of described tooth (5-6) is vertical with connecting plate (5-1), also is provided with at least one connecting hole (5-4) on the described shear plate (5-3).
5. a kind of circular curve type post-tensioned prestressing longitudinally-connected track board mold according to claim 4, it is characterized in that: described connecting plate (5-1) is provided with screwed hole (5-5), and described connecting plate (5-1) passes this screwed hole (5-5) by connecting bolt and is connected with track plate end mould (3).
6. a kind of circular curve type post-tensioned prestressing longitudinally-connected track board mold according to claim 5, it is characterized in that: described embedded bar (5-2) is a U shaped steel muscle.
7. a kind of circular curve type post-tensioned prestressing longitudinally-connected track board mold according to claim 6, it is characterized in that: the end of described U shaped steel muscle is outwardly-bent.
8. a kind of circular curve type post-tensioned prestressing longitudinally-connected track board mold according to claim 6, it is characterized in that: described embedded bar (5-2) is fixed on connecting plate (5-1) side with welding manner, and described shear plate (5-3) is fixed on connecting plate (5-1) opposite side with welding manner.
9. a kind of circular curve type post-tensioned prestressing longitudinally-connected track board mold according to claim 8 is characterized in that: described removably connecting adopts bolt or taper pin to connect.
10. a kind of circular curve type post-tensioned prestressing longitudinally-connected track board mold according to claim 9 is characterized in that: between described bed die (1) and end mould (3), be provided with transverse-moving mechanism (7) between bed die (1) and the side form (2); Described transverse-moving mechanism (7) comprises the carriage (7-1) that is installed on the bed die (1), carriage (7-1) is gone up level at least two rollers (7-2) is housed, be abutted against on the described roller folding axle (7-3) is arranged, folding axle (7-3) end is connected with end mould (3) or side form (2) by brace (7-4), folding axle (7-3) other end is a free end, also is provided with roof pressure at least one roller (7-2) in folding axle (7-3) top on the carriage (7-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202691920U CN201659619U (en) | 2009-12-31 | 2009-12-31 | Circular curve type longitudinal-connection track slab die with post-tensioned prestressing force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202691920U CN201659619U (en) | 2009-12-31 | 2009-12-31 | Circular curve type longitudinal-connection track slab die with post-tensioned prestressing force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201659619U true CN201659619U (en) | 2010-12-01 |
Family
ID=43230031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202691920U Expired - Lifetime CN201659619U (en) | 2009-12-31 | 2009-12-31 | Circular curve type longitudinal-connection track slab die with post-tensioned prestressing force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201659619U (en) |
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2009
- 2009-12-31 CN CN2009202691920U patent/CN201659619U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20101201 Effective date of abandoning: 20091231 |