CN112609593A - Bridge supporting pad stone concrete maintenance cover - Google Patents
Bridge supporting pad stone concrete maintenance cover Download PDFInfo
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- CN112609593A CN112609593A CN202011530804.4A CN202011530804A CN112609593A CN 112609593 A CN112609593 A CN 112609593A CN 202011530804 A CN202011530804 A CN 202011530804A CN 112609593 A CN112609593 A CN 112609593A
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- cover
- telescopic cylinder
- steam pipe
- wall
- carriage
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- 239000004567 concrete Substances 0.000 title claims abstract description 58
- 239000004575 stone Substances 0.000 title claims abstract description 34
- 238000012423 maintenance Methods 0.000 title claims abstract description 31
- 238000004321 preservation Methods 0.000 claims abstract description 46
- 238000007789 sealing Methods 0.000 claims description 38
- 238000009413 insulation Methods 0.000 claims description 12
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 7
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 7
- 241001330002 Bambuseae Species 0.000 claims description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 7
- 239000011425 bamboo Substances 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 210000001503 joint Anatomy 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 16
- 230000000903 blocking effect Effects 0.000 description 7
- 238000010793 Steam injection (oil industry) Methods 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 4
- 239000002689 soil Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000474 nursing effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
Abstract
The utility model relates to a bridge supporting pad stone concrete maintenance cover, belong to the concrete maintenance field, it includes the support frame that keeps warm and be used for supporting the heat preservation cover, the support frame includes carriage and landing leg, the landing leg be located the below of carriage and with carriage fixed connection, the other end and the ground butt of landing leg, the landing leg has four edges departments that just are located the carriage, the heat preservation cover is established in the outside of support frame and with support frame fixed connection, the steam air inlet has been seted up to a lateral wall of heat preservation cover, steam air inlet department intercommunication has the steam pipe, the one end that the landing leg is close to ground is connected with the closing plate, the one end that the carriage was kept away from to the closing plate can with. This application has the effect that can improve the leakproofness of bridge supporting pad stone concrete shield cover when bridge supporting pad stone concrete is gone up.
Description
Technical Field
The application relates to a concrete maintenance field especially relates to a bridge supporting pad stone concrete maintenance cover.
Background
The bridge supporting pad stone is the most important connection for transferring load between bridge members and is an important component of a bridge, the bridge supporting pad stone is usually designed in a reinforced concrete structure form, and the maintenance of concrete in construction is an especially important link for controlling the quality of the concrete. The conventional maintenance method for the support rubble concrete mainly adopts a water spraying method to maintain the temperature and the humidity of the concrete so as to prevent the support rubble from drying and cracking.
At present, the reference Chinese patent with the publication number of CN204658653U provides a concrete curing cover, which mainly comprises a main frame and a top support frame, wherein the outer sides of the top support frame and the main frame are covered with a sealing layer, one side of the main frame is provided with a steam injection hole, the outer side of the steam injection hole is provided with a steam pipe, the top support frame is in an arch shape, the inner sides of the lower parts of the bottom ends of the two sides of the arch shape of the top support frame are respectively provided with a water condensing groove, the main frame is in a square shape, the steam injection hole is in an L shape, and the port of the steam injection hole can be matched with. The concrete curing cover can finish the curing operation of concrete, and has the advantages of simple structure, low manufacturing cost, good curing effect and high efficiency.
The related art has the disadvantages that a gap may exist between the curing cover and the ground, so that the sealing performance of the curing cover is poor, and more steam is consumed when the concrete is cured.
Disclosure of Invention
In order to improve the leakproofness of bridge supporting pad stone concrete maintenance guard shield when bridge supporting pad stone concrete goes up, this application provides a bridge supporting pad stone concrete maintenance guard shield.
The application provides a pair of bridge supporting pad stone concrete maintenance cover adopts following technical scheme:
the utility model provides a bridge supporting cushion stone concrete maintenance cover includes the support frame that keeps warm and be used for supporting the cover that keeps warm, the support frame includes carriage and landing leg, the landing leg be located the below of carriage and with carriage fixed connection, the other end and the ground butt of landing leg, the landing leg has four and is located the edge of carriage, the heat preservation cover establish in the outside of support frame and with support frame fixed connection, the steam air inlet has been seted up to the lateral wall of heat preservation cover, steam air inlet department intercommunication has the steam pipe, the one end that the landing leg is close to ground is connected with the closing plate, the closing plate is kept away from the one end of carriage and has been seted up the groove of sliding, the inslot that slides is provided with vertical gliding.
Through adopting above-mentioned technical scheme, the heat preservation cover can smoothly cover the outside of establishing at bridge support base stone through carriage and landing leg, and at this moment, the butt board is in the butt state with ground all the time under the elastic action of elastic component, helps reducing the gap between heat preservation cover and the ground, and then improves the leakproofness of heat preservation cover, makes the heat preservation cover exert the maintenance performance to bridge support base stone concrete better.
Optionally, the bottom end of the abutting plate is bonded with an elastic sealing gasket, and one end, away from the abutting plate, of the elastic sealing gasket abuts against the ground and is in a compression state.
Through adopting above-mentioned technical scheme, the elastic sealing pad has elasticity, so the bottom of elastic sealing pad can stretch out and draw back according to the height of relief, so the elastic sealing pad can reach the purpose with the inseparable butt in ground, further is favorable to reducing the gap between heat preservation cover and the ground, and then improves the leakproofness of heat preservation cover.
Optionally, a supporting plate is arranged on the outer wall of the heat-insulating cover, the supporting plate is fixedly connected with the bottom ends of the supporting legs, and the supporting plate is in threaded connection with a bolt.
Through adopting above-mentioned technical scheme, after bridge supporting cushion concrete was established to the cover that keeps warm, twist the bolt, make the bolt pass and get into ground soil behind the backup pad in, at this moment, the rigidity of backup pad, the cover that keeps warm is also fixed because of the fixed of backup pad, makes the difficult removal of cover that keeps warm, and then and be difficult for producing the gap between the ground.
Optionally, the steam pipe is in a flaring shape, the flaring direction of the steam pipe is close to one side of the central line of the heat-insulating cover, a flow blocking ball is arranged in the steam pipe, the flow blocking ball is horizontally connected with the steam pipe in a sliding manner, and the outer wall of the flow blocking ball can be abutted against the inner wall of the steam pipe.
By adopting the technical scheme, when steam is introduced into the heat-insulating cover, the flow-resisting ball moves towards the flaring direction of the steam pipe under the pushing of the steam, and at the moment, the steam can enter the heat-insulating cover through the gap between the flow-resisting ball and the steam pipe to cure the bridge support rockfill concrete; when steam in the heat preservation cover diffuses inside the steam pipe, steam can promote the choked flow ball to remove to the throat direction of steam pipe, and the choked flow ball closely supports with the inner wall of steam pipe this moment, reaches the purpose of shutoff steam pipe, makes steam and aqueous vapor among the bridge supporting cushion stone concrete be difficult for scattering and disappearing through the steam pipe to help strengthening the protective effect of heat preservation cover to bridge supporting cushion stone concrete.
Optionally, a stop lever is arranged at the flaring of the steam pipe, one end of the stop lever close to the choke ball is connected with a second elastic part used for enabling the choke ball to block the flaring of the steam pipe, and one end of the second elastic part far away from the stop lever is fixedly connected with the choke ball.
Through adopting above-mentioned technical scheme, when the steam pipe was not ventilated in to the heat preservation cover, the second elastic component can make the choked flow ball be in the shutoff state to the steam pipe, is favorable to further improving the sealed effect of heat preservation cover, reduces the steam in the bridge supporting cushion stone concrete and scatters and disappears to help strengthening the protective effect of heat preservation cover to bridge supporting cushion stone concrete.
Optionally, a first telescopic rod is arranged inside the second elastic part, the first telescopic rod comprises a first telescopic cylinder and a first inserting and establishing rod, one end of the first telescopic cylinder is fixedly connected with the side wall of the stop lever, the first inserting and establishing rod is inserted into the first telescopic cylinder and is horizontally slidably connected with the first telescopic cylinder, and one end, far away from the first telescopic cylinder, of the first inserting and establishing rod is fixedly connected with the flow blocking ball.
Through adopting above-mentioned technical scheme, the telescopic link can reduce the activity degree of freedom of second elastic component, makes the second elastic component can only move along a direction, can play the guide effect to the choked flow ball from this, makes the choked flow ball along horizontal direction steady movement in the steam pipe, promotes the shutoff effect of choked flow ball to the steam pipe.
Optionally, a sealing ring is arranged between the heat-insulating cover and the steam pipe, a second groove is formed in the inner circumferential surface of the sealing ring, and a flange which can be embedded into the second groove of the sealing ring is fixedly connected to the outer wall of the steam pipe.
Through adopting above-mentioned technical scheme, the sealing washer can play sealed effect to the gap between heat preservation cover and the steam pipe, is favorable to promoting the sealing performance of heat preservation cover, and then strengthens the maintenance effect of heat preservation cover to bridge supporting cushion concrete.
Optionally, the support leg comprises a second telescopic cylinder and a second inserting rod, one end of the second telescopic cylinder is fixedly connected with the support frame, the second inserting rod is inserted into the lower end of the second telescopic cylinder and is vertically and slidably connected with the second telescopic cylinder, one end, far away from the second telescopic cylinder, of the second inserting rod is abutted to the ground, and a locking piece is arranged between the second telescopic cylinder and the second inserting rod.
Through adopting above-mentioned technical scheme, after the heat preservation cover no longer uses, can insert the pole to establish the second and retract in the flexible section of thick bamboo of second, at this moment, because the heat preservation cover is collapsible, so can realize the purpose of practicing thrift the space.
Optionally, the retaining member is a lock lever, the second insert the lateral wall of establishing the pole and seted up first spacing groove, set up on the lateral wall of the flexible section of thick bamboo of second and supply the slot of lock lever horizontal slip, the one end embedding of lock lever is in first spacing groove, and the slot is stretched out to the other end, lock lever and the flexible section of thick bamboo horizontal slip connection of second.
By adopting the technical scheme, when the support leg is fixed, the locking rod is inserted into the slot, the second inserting rod cannot move in the second telescopic cylinder, the fixing mode is simple and convenient, and when the support leg is folded and the locking rod moves in the opposite direction, the fixation between the second inserting rod and the second telescopic cylinder can be released.
Optionally, a push-pull groove is formed in the inner wall of the slot, a butting block is fixedly connected to the outer wall of the locking rod, a third elastic member for driving the side wall of the butting block to be butted with the inner wall of the push-pull groove is arranged in the slot, and the third elastic member is in a compressed state; the outer wall of one end of the locking rod extending out of the slot is provided with a clamping ring, and the outer wall of the second telescopic cylinder is hinged with a clamping hook.
By adopting the technical scheme, the third elastic piece is helpful for enabling the locking rod to be inserted into the first limiting groove all the time, so that the locking rod is not easy to draw out under non-manual operation, the supporting legs can be effectively prevented from being stretched out and drawn out easily, the stability of the whole heat-insulating cover is further facilitated, and the heat-insulating cover can maintain bridge supporting stone concrete; when no longer using the support cover, with the check lock pole to the direction removal of keeping away from first spacing groove, make the check lock pole take out from first spacing groove, at this moment, catch the snap ring with the trip, operating personnel can relieve the fixed of the check lock piece on the next landing leg, needn't many people operate, when the check lock pole on last landing leg takes out from first spacing groove, insert and establish in the pole retraction telescopic cylinder, simple and convenient, and save the labour.
To sum up, the application comprises the following beneficial technical effects:
1. the sealing plate is connected to one end, close to the ground, of the supporting leg, the abutting plate capable of being abutted to the ground at any time is arranged on the bottom wall of the sealing plate, and the abutting plate is always in an abutting state with the ground under the elastic action of the elastic piece, so that the gap between the heat-insulating cover and the ground is reduced, the sealing performance of the heat-insulating cover is improved, and the heat-insulating cover can better exert the maintenance performance on bridge supporting stone concrete;
2. the steam pipe is in the shape of the flaring, and the flow blocking ball is arranged in the steam pipe, so that the flow blocking ball can prevent steam and steam in the heat insulation cover from leaking into the external environment while ensuring that steam outside the steam can smoothly enter the heat insulation cover, and the heat insulation performance of the heat insulation cover is improved, thereby being beneficial to enhancing the protection effect of the heat insulation cover on bridge support rockfill concrete;
3. through setting up the landing leg into scalable mode and fixing through the retaining member, on satisfying the basis of landing leg supporting role, help realizing the folding to the heat preservation cover, can reach the purpose of practicing thrift the space.
Drawings
Fig. 1 is a three-dimensional structure view of a bridge supporting stone concrete maintenance cover according to an embodiment of the present application;
FIG. 2 is a perspective view of the stand according to the embodiment of the present disclosure;
FIG. 3 is a cross-sectional view of the seal plate of the presently disclosed embodiment shown highlighted;
FIG. 4 is a cross-sectional view of an embodiment of the present application highlighting a steam tube;
FIG. 5 is an enlarged view of FIG. 1 taken at detail A;
FIG. 6 is an enlarged view of FIG. 2 taken at detail B;
FIG. 7 is a cross-sectional view of the embodiment of the present application with the retaining member highlighted;
fig. 8 is an enlarged view of fig. 7 at a portion C.
Description of reference numerals: 1. a heat-preserving cover; 2. a support frame; 21. a support frame; 22. a support leg; 221. a second telescopic cylinder; 2211. a slot; 2212. a push-pull groove; 2213. a hook is clamped; 222. a second inserting rod; 2221. a first limit groove; 23. a locking lever; 231. a butting block; 232. a third spring; 233. a snap ring; 3. a steam pipe; 31. a seal ring; 311. a first groove; 312. a second groove; 32. a flow blocking ball; 33. a stop lever; 34. a second spring; 35. a telescopic rod; 351. a first telescopic cylinder; 352. a first inserting rod; 36. a fixing ring; 4. a sealing plate; 41. a sliding groove; 42. a butt joint plate; 43. a first spring; 44. an elastic sealing gasket; 45. a support plate; 451. and (4) bolts.
Detailed Description
The present application is described in further detail below with reference to figures 1-8.
The embodiment of the application discloses bridge supporting pad stone concrete support cover. Referring to fig. 1 and 2, a bridge supporting cushion stone concrete maintenance cover includes that heat preservation covers 1 and is used for supporting support frame 2 that heat preservation covers 1, and support frame 2 places subaerial and is located the inside that heat preservation covers 1, and heat preservation covers 1 cover establish in support frame 2 outside and with 2 lateral wall fixed connection of support frame, bridge supporting cushion stone concrete is located the inside of support frame 2, and the steam air inlet has been seted up to a lateral wall that heat preservation covers 1, and steam air inlet department intercommunication has steam pipe 3. Regularly to letting in steam in the heat preservation cover 1, steam can play the effect of moisturizing to bridge supporting cushion concrete, and heat preservation cover 1 can make the difficult leakage of steam, and plays the effect of keeping warm to bridge supporting cushion concrete, and steam pipe 3 can play fine maintenance effect to bridge supporting cushion concrete with the cooperation use of heat preservation cover 1.
With reference to fig. 1 and 2, the support frame 2 includes a top support frame 21 and vertical support legs 22, the support legs 22 are located below the support frame 21 and fixedly connected to the bottom wall of the support frame 21, the other ends of the support legs 22 are abutted to the ground, the support legs 22 have four corners and are located at the corners of the support frame 21, a support plate 45 is connected to the outer wall of the heat-insulating cover 1, the support plate 45 is fixedly connected to the bottom end side wall of the support legs 22, and the support plate 45 is in threaded connection with a bolt 451. The heat preservation cover 1 can be smoothly covered outside the bridge supporting cushion stone through the supporting frame 21 and the supporting legs 22, after the heat preservation cover 1 is covered with the bridge supporting cushion stone concrete, the bolt 451 is screwed, the bolt 451 penetrates through the supporting plate 45 and then enters the ground soil, at the moment, the position of the supporting plate 45 is fixed, the heat preservation cover 1 is also fixed due to the fixation of the supporting plate 45, the heat preservation cover 1 is not easy to move, and further, gaps are not easy to generate between the heat preservation cover 1 and the ground.
Referring to fig. 2 and 3, a sealing plate 4 is fixedly connected between two adjacent support legs 22, a sliding groove 41 is formed in one end, away from the support frame 21, of the sealing plate 4, the length direction of the sliding groove 41 is consistent with the length direction of the sealing plate 4, the depth of the sliding groove 41 is consistent with the height of the sealing plate 4, a vertically sliding abutting plate 42 is arranged in the sealing plate 4, the sealing plate 4 is connected with the abutting plate 42 through an elastic piece, the elastic piece is a first spring 43, the first spring 43 is located inside the sliding groove 41, one end of the first spring is fixedly connected with the inner wall of the sealing plate 4, the other end of the first spring is fixedly connected with the side wall of the abutting plate 42, an elastic sealing pad 44 is bonded to the bottom end, close to the ground, of the abutting plate 42 is abutted to the ground and is in a compression state. Elastic sealing pad 44 has elasticity, so elastic sealing pad 44's bottom can stretch out and draw back according to the height of relief, and the butt plate 42 drives elastic sealing pad 44 and is in the butt state with ground all the time under the spring action of first spring 43, helps reducing the gap between heat preservation cover 1 and the ground, and then improves heat preservation cover 1's leakproofness, makes heat preservation cover 1 exert the maintenance performance to bridge supporting cushion stone concrete better.
As shown in fig. 4, the steam pipe 3 is flared, the flaring direction is close to one side of the center line of the heat insulation cover 1, a choke ball 32 is arranged in the steam pipe 3, the choke ball 32 is horizontally connected with the steam pipe 3 in a sliding manner, the outer wall of the choke ball 32 can be abutted against the inner wall of the steam pipe 3, a stop lever 33 is vertically arranged at the flaring position of the steam pipe 3, the width of the stop lever 33 is smaller than the inner diameter of the steam pipe 3, one end of the stop lever 33 close to the choke ball 32 is connected with a second elastic part used for enabling the choke ball 32 to block the necking position of the steam pipe 3, the second elastic part is a second spring 34, one end of the second spring 34 is fixedly connected with the stop lever 33. When the steam pipe 3 is not used for ventilating into the heat insulation cover 1, the second spring 34 can enable the choked flow ball 32 to be tightly abutted against the inner wall of the steam pipe 3, the steam pipe 3 is in a closed state, steam and steam in the heat insulation cover 1 are not easy to leak from a steam pipe 3, when the steam is led into the heat insulation cover 1, the choked flow ball 32 moves towards the flaring direction of the steam pipe 3 under the pushing of the steam, at the moment, the second spring 34 is in a compressed state, and the steam can enter the heat insulation cover 1 through a gap between the choked flow ball 32 and the steam pipe 3 to cure bridge support cushion concrete; after the steam is introduced, the elastic force of the second spring 34 enables the choked flow ball 32 to reset, and the choked flow ball 32 blocks the steam pipe 3 again, so that the sealing effect of the heat insulation cover 1 is further improved, and the loss of hot gas in the bridge support rock concrete is reduced.
Referring to fig. 4, in order to make the choked flow ball 32 move smoothly, the first telescopic rod 35 is disposed inside the second spring 34, the first telescopic rod 35 includes a first telescopic cylinder 351 and a first insertion rod 352, one end of the first telescopic cylinder 351 is fixedly connected to the side wall of the stop lever 33, the first insertion rod 352 is inserted inside the first telescopic cylinder 351 and is horizontally slidably connected to the first telescopic cylinder 351, and one end of the first insertion rod 352, which is far away from the first telescopic cylinder 351, is fixedly connected to the choked flow ball 32. The telescopic rod 35 can reduce the freedom of movement of the second spring 34, so that the second spring 34 can only move in the horizontal direction, thereby guiding the choked flow ball 32, enabling the choked flow ball 32 to stably move in the horizontal direction of the steam pipe 3, and improving the plugging effect of the choked flow ball 32 on the steam pipe 3.
As shown in fig. 1 and 5, a fixing ring 36 is arranged at the steam inlet, and the fixing ring 36 is fixedly connected with the heat-insulating cover 1 at the steam inlet, so that the steam inlet of the heat-insulating cover 1 is not easy to damage, and the durability of the heat-insulating cover 1 is improved; a seal ring 31 is arranged between the fixing ring 36 and the steam pipe 3, and as shown in fig. 4, a second groove 312 is formed on the inner circumferential surface of the seal ring 31, a first groove 311 is formed on the outer circumferential surface of the seal ring 31, a flange capable of being embedded into the second groove 312 is fixedly connected to the outer wall of the steam pipe 3, and the edge of the fixing ring 36 is embedded into the first groove 311 of the seal ring 31. The sealing ring 31 can play a role in sealing the gap between the heat-insulating cover 1 and the steam pipe 3, so that the sealing performance of the heat-insulating cover 1 is improved, and the maintenance effect of the heat-insulating cover 1 on bridge supporting stone concrete is further enhanced.
As shown in fig. 2 and 6, in order to make the heat-insulating cover 1 foldable, the supporting leg 22 includes a second telescopic cylinder 221 and a second inserting rod 222, one end of the second telescopic cylinder 221 is fixedly connected to the supporting frame 21, the second inserting rod 222 is inserted into the lower end of the second telescopic cylinder 221 and vertically slidably connected to the second telescopic cylinder 221, one end of the second inserting rod 222, which is far away from the second telescopic cylinder 221, abuts against the ground, a locking member is disposed between the second telescopic cylinder 221 and the second inserting rod 222, as shown in fig. 7, the locking member is a locking rod 23, a first limiting groove 2221 is disposed on a side wall of the second inserting rod 222, which is near the top end, a slot 2211, which is provided for the locking rod 23 to horizontally slide, is disposed on a side wall of the second telescopic cylinder 221, one end of the locking rod 23 is embedded into the first limiting groove 2221, the other end of the locking rod extends out of the slot 2211, and the locking rod 23 is horizontally slidably connected to the second. When the supporting leg 22 is fixed, after the locking rod 23 is inserted into the slot 2211, the second inserting rod 222 cannot move in the second telescopic cylinder 221, the fixing mode is simple and convenient, after the heat preservation cover 1 is not used, the locking rod 23 is pulled away from the first limiting groove 2221 in the opposite direction, the fixation between the second inserting rod 222 and the second telescopic cylinder 221 can be released, and the second inserting rod 222 retracts into the second telescopic cylinder 221, so that the purpose of saving space is achieved.
In addition, the second insert establish the pole 222 and be close to the lateral wall of bottom and offer the second spacing groove unanimous with first spacing groove 2221, after the second inserted establish the pole 222 and retract the flexible section of thick bamboo 221 of second, promote check lock lever 23 to the second spacing inslot, check lock lever 23 inserts behind the second spacing groove, can insert establish pole 222 to the second and fix, make the second insert establish the pole 222 and be difficult for dropping from the flexible section of thick bamboo 221 of second, be favorable to the folding and the fixed mode simple and convenient of heat preservation cover 1.
As can be seen from fig. 7 and 8, a horizontal push-pull groove 2212 is formed in the inner wall of the insertion groove 2211, the outer wall of the locking rod 23 is fixedly connected with the abutting block 231, a third elastic member for driving the side wall of the abutting block 231 to abut against the inner wall of the push-pull groove 2212 is arranged inside the insertion groove 2211, the third elastic member is a third spring 232, one end of the third spring 232 is fixedly connected with the inner wall of the push-pull groove 2212, the other end of the third spring 232 is fixedly connected with the side wall of the abutting block 231, and the third spring 232 is in a compressed state; referring to fig. 6, the outer wall of the end of the locking rod 23 extending out of the slot 2211 is provided with a snap ring 233, and the outer wall of the upper end of the second telescopic cylinder 221 is hinged with a snap hook 2213. When the side wall of the abutting block 231 abuts against the inner wall of the push-pull groove 2212, one end of the locking rod 23 is inserted into the first limiting groove 2221, the third spring 232 helps to enable the locking rod 23 to be always inserted into the first limiting groove 2221 and not easy to draw out under non-manual operation, the supporting legs 22 can be effectively made not easy to stretch out and draw back, and therefore the stability of the whole heat-insulating cover 1 is facilitated, and the heat-insulating cover 1 can maintain bridge supporting stone concrete; when the nursing cover is no longer used, the locking rod 23 is moved towards the direction far away from the first limiting groove 2221 by the handheld snap ring 233, the locking rod 23 is pulled out from the first limiting groove 2221, then the snap ring 2213 is rotated to enable the snap ring 233 to be hooked by the snap ring 2213, an operator can release the fixation of the locking rod on the next supporting leg 22, no more people are needed to operate, when the locking rod 23 on the last supporting leg 22 is pulled out from the first limiting groove 2221, the second inserting rod 222 retracts into the second telescopic cylinder 221, the nursing cover is simple and convenient, and labor force is saved.
The implementation principle of this application embodiment a bridge supporting pad stone concrete support cover does: fix the heat preservation cover 1 in the outside of support frame 1, and fix closing plate 4 and landing leg 22, the prefabrication of back health care cover has been accomplished, then cover the health care cover in the outside of bridge supporting cushion stone concrete, screw bolt 451, make bolt 451 pass and enter into ground soil after backup pad 45, accomplish the fixed of health care cover, then insert sealing washer 31 on the solid fixed ring 36 to steam inlet department, then fill in the second recess 312 with the flange on the steam pipe 3 way, accomplish the fixed of steam pipe 3, regular accessible steam pipe 3 lets in steam to inside heat preservation cover 1, carry out the maintenance to bridge supporting cushion stone concrete.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a bridge supporting pad stone concrete maintenance cover which characterized in that: including heat preservation cover (1) and support frame (2) that are used for supporting heat preservation cover (1), support frame (2) are including carriage (21) and landing leg (22), landing leg (22) be located the below of carriage (21) and with carriage (21) fixed connection, the other end and the ground butt of landing leg (22), landing leg (22) have four and be located the edge of carriage (21), heat preservation cover (1) cover establish in the outside of support frame (2) and with support frame (2) fixed connection, the steam inlet has been seted up to the lateral wall of heat preservation cover (1), steam inlet department intercommunication has steam pipe (3), landing leg (22) are close to the one end on ground and are connected with closing plate (4), sliding groove (41) have been seted up to the one end that carriage (21) were kept away from in closing plate (4), be provided with vertical gliding butt joint board (42) in sliding groove (41), be connected through the elastic component between closing plate (4) and butt joint board (42).
2. The bridge support cushion concrete maintenance cover of claim 1, characterized in that: the bottom end of the abutting plate (42) is bonded with an elastic sealing gasket (44), and one end, far away from the abutting plate (42), of the elastic sealing gasket (44) is abutted to the ground and is in a compressed state.
3. The bridge support cushion concrete maintenance cover of claim 1, characterized in that: the outer wall of the heat-insulating cover (1) is provided with a supporting plate (45), the supporting plate (45) is fixedly connected with the bottom ends of the supporting legs (22), and the supporting plate (45) is in threaded connection with a bolt (451).
4. The bridge support cushion concrete maintenance cover of claim 1, characterized in that: the steam pipe (3) is in a flaring shape, the flaring direction is close to one side of the central line of the heat-insulation cover (1), a flow-blocking ball (32) is arranged in the steam pipe (3), the flow-blocking ball (32) is horizontally connected with the steam pipe (3) in a sliding manner, and the outer wall of the flow-blocking ball (32) can be abutted against the inner wall of the steam pipe (3).
5. The bridge support cushion concrete maintenance cover of claim 4, characterized in that: a stop lever (33) is arranged at the flaring position of the steam pipe (3), one end, close to the choke ball (32), of the stop lever (33) is connected with a second elastic part used for enabling the choke ball (32) to block the necking position of the steam pipe (3), and one end, far away from the stop lever (33), of the second elastic part is fixedly connected with the choke ball (32).
6. The bridge support cushion concrete maintenance cover of claim 5, characterized in that: the inside of second elastic component is provided with first telescopic link (35), first telescopic link (35) include first telescopic cylinder (351) and first insert establish pole (352), the one end of first telescopic cylinder (351) and the lateral wall fixed connection of pin (33), first insert establish pole (352) insert establish in the inside of first telescopic cylinder (351) and with first telescopic cylinder (351) horizontal sliding connection, first insert establish pole (352) keep away from the one end and the choked flow ball (32) fixed connection of first telescopic cylinder (351).
7. The bridge support cushion concrete maintenance cover of claim 1, characterized in that: a sealing ring (31) is arranged between the heat-insulating cover (1) and the steam pipe (3), a second groove (312) is formed in the inner circumferential surface of the sealing ring (31), and a flange which can be embedded into the second groove (312) of the sealing ring (31) is fixedly connected to the outer wall of the steam pipe (3).
8. The bridge support cushion concrete maintenance cover of claim 1, characterized in that: landing leg (22) insert pole (222) including second telescopic cylinder (221) and second, the one end and carriage (21) fixed connection of second telescopic cylinder (221), the second is inserted and is established pole (222) and insert the lower extreme of establishing second telescopic cylinder (221) and with the vertical sliding connection of second telescopic cylinder (221), the second is inserted and is established pole (222) and keep away from the one end and the ground butt of second telescopic cylinder (221), second telescopic cylinder (221) and second are inserted and are established and be provided with the retaining member between pole (222).
9. The bridge support cushion concrete maintenance cover of claim 8, characterized in that: the retaining member is check lock (23), and the second is inserted the lateral wall of establishing pole (222) and has been seted up first spacing groove (2221), has seted up slot (2211) that can supply check lock (23) horizontal slip on the lateral wall of the flexible section of thick bamboo of second (221), and in the one end embedding first spacing groove (2221) of check lock (23), slot (2211) are stretched out to the other end, check lock (23) and the flexible section of thick bamboo of second (221) horizontal slip connection.
10. The bridge support cushion concrete maintenance cover of claim 9, characterized in that: a push-pull groove (2212) is formed in the inner wall of the insertion groove (2211), the outer wall of the locking rod (23) is fixedly connected with a butting block (231), a third elastic piece for driving the side wall of the butting block (231) to be butted with the inner wall of the push-pull groove (2212) is arranged in the insertion groove (2211), and the third elastic piece is in a compressed state; the outer wall of one end of the locking rod (23) extending out of the slot (2211) is provided with a snap ring (233), and the outer wall of the second telescopic cylinder (221) is hinged with a snap hook (2213).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011530804.4A CN112609593A (en) | 2020-12-22 | 2020-12-22 | Bridge supporting pad stone concrete maintenance cover |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011530804.4A CN112609593A (en) | 2020-12-22 | 2020-12-22 | Bridge supporting pad stone concrete maintenance cover |
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| CN112609593A true CN112609593A (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011530804.4A Pending CN112609593A (en) | 2020-12-22 | 2020-12-22 | Bridge supporting pad stone concrete maintenance cover |
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| Country | Link |
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| CN (1) | CN112609593A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115450168A (en) * | 2022-10-20 | 2022-12-09 | 正阳县水利局 | Water retaining device is used in hydraulic engineering construction |
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