Temperature control device for pouring of main bridge bearing platform
By installing a circulating water tank and a temperature control device in the cooling structure inside the main bridge pier, the temperature difference problem of the bridge pier was solved by using a water circulation system to regulate the temperature. The temperature control device inside the main bridge pier also solved the cracking problem caused by excessive temperature difference between the inside and outside of the concrete layer, thus achieving temperature balance and improving construction quality.
Patent Information
- Application Number
- CN202423242136.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-27
- Publication Date
- 2025-12-12
- Estimated Expiration
- 2034-12-27
AI Technical Summary
After the concrete is poured, the bridge abutment cracks due to the large temperature difference between the inside and outside of the concrete layer, which affects the quality of the concrete.
A temperature control device for the casting of main bridge abutments was designed, including a circulating water tank, a conveying structure, a cooling structure and a temperature measuring structure. The cooling pipes are arranged in an "S" shape inside the steel cage. The water circulation is controlled by a booster pump and a pressure relief valve, and the temperature is monitored and the water flow rate is adjusted to balance the internal and external temperature difference.
It effectively slows down the rapid heat loss of the outer surface of concrete, accelerates the dissipation of internal temperature, balances the temperature difference between the inside and outside, prevents concrete cracking, and improves construction quality.
Smart Images
Figure CN223660652U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to concrete pouring technical field especially relates to a main bridge pile cap is used temperature control device of pouring. BACKGROUND
[0002] For the construction of bridge pile cap temperature, because its thickness is big, the hydration heat big characteristic, so bridge pile cap temperature construction is the most main temperature control, should make its internal maximum temperature not greater than 75°C, internal surface temperature difference not greater than 25°C.
[0003] Bridge pile cap is in the concrete after pouring, because concrete surface is in the outside leakage state, therefore the surface temperature of concrete layer is fast, and the internal temperature of concrete layer will be slow, in turn lead to the temperature difference of concrete layer inside and outside is big, will cause concrete cracking, and then influence the quality of concrete whole.
[0004] Therefore, it is necessary to provide a new main bridge pile cap pouring temperature control device to solve the above technical problems. UTILITY MODEL CONTENT
[0005] The utility model solves the technical problem to provide a kind of main bridge pile cap pouring temperature control device, which can slow down the temperature loss of concrete surface, accelerate the internal temperature of concrete, and balance the temperature difference between the inside and outside of concrete.
[0006] To solve the above technical problems, the main bridge pile cap pouring temperature control device provided by the utility model comprises: a circulating water tank; a conveying structure connected to the side wall of the bottom end of the circulating water tank, the conveying structure comprising a flow divider, a flow divider pipe and a conduit, the conduit being in communication with the circulating water tank, the flow divider being connected to the other end of the conduit, and a plurality of flow divider pipes being equidistantly connected to the side wall of the flow divider; a cooling structure connected to one end of the flow divider pipe, the cooling structure comprising a cooling pipe, an arc-shaped connecting pipe and a wire, the cooling pipe being connected to the flow divider pipe, and the cooling pipes being connected by the arc-shaped connecting pipe, the cooling pipe being bound to the side wall of the center of the reinforcement cage frame by the wire; and a temperature measurement structure erected in the interior of an angle steel, and the angle steel being fixed to the side wall of the reinforcement cage frame by welding in a transverse direction.
[0007] Preferably, the conveying structure further comprises a pressure relief valve and a booster pump, the pressure relief valve being arranged at both ends of the flow divider, and one end of the booster pump being connected to the conduit.
[0008] Preferably, the flow divider is provided with two groups, each of the two groups of flow dividers is provided with the pressure relief valve at both ends, the other group of flow dividers is not provided with the pressure relief valve, and the inlet and outlet openings of the side walls of the two groups of flow dividers are consistent in size and number.
[0009] Preferably, two groups of the shunt are connected to two ends of one group of the cooling pipes through the shunt pipes, so that the two groups of the shunt are communicated through the cooling pipes, and the shunt without the pressure relief valve is connected to the circulating water tank through another one of the pipes.
[0010] Preferably, the temperature measuring structure comprises a temperature detector, a signal line and a temperature measuring probe, the temperature measuring probe is electrically connected to one end of the signal line, the temperature detector is electrically connected to the other end of the signal line, and the temperature measuring probe is arranged on the inner side wall of the angle steel through the signal line.
[0011] Preferably, the temperature detector is outside the bearing platform through the extension of the signal line, and the temperature measuring probe is equidistantly distributed in the bearing platform through the signal line.
[0012] Preferably, three of the cooling pipes are connected through two groups of the arc-shaped connecting pipes, the combined shape of the three cooling pipes is in an "S" shape, and the circulating water tank, the booster pump, two groups of the pipes, two groups of the shunts and the combined cooling pipes form a circulating system.
[0013] Compared with the related art, the temperature control device for main bridge bearing platform pouring has the following beneficial effects:
[0014] The utility model provides a kind of temperature control device for main bridge pile cap pouring, first by supporting leg the reinforcement cage frame is supported, make the reinforcement cage frame be in the middle layer position inside the pile cap, then the cooling structure is set up to the inside of the reinforcement cage frame with the cooling structure and the reinforcement cage frame are tied together by the wire, make the cooling structure be fixed in the central position inside the reinforcement cage frame with the cooling structure, and the both ends of the cooling structure extend outside the range of the pile cap, by placing the temperature measurement structure on the inside of the angle steel, it is equidistantly set up on the inside of the angle steel, then by inserting the angle steel into the reinforcement cage, according to the feature of component symmetry, select 1 / 4 piece of component to arrange measuring point according to the distribution law of temperature field, make its distance water pipe spacing need ≥25cm, the angle steel is welded and fixed on the inner side wall of the reinforcement cage frame, make the angle steel protect the temperature measurement structure, make it when pouring concrete, avoid concrete directly to fall on the temperature measurement structure, then by connecting the one end of the cooling structure extended outside with the shunt pipe in the conveying structure, make the booster pump after being connected to external power supply, water in the circulating water tank can be extracted, and then make water flow in the inside of the cooling structure, the inside of the pile cap is cooled, according to the data monitored by the temperature measurement structure, the pressure relief valve is regulated, and then the speed of water circulation is changed, and then the temperature in the pile cap is controlled, the temperature difference between inside and outside the pile cap is reduced, this device has the advantages of slowing down the temperature loss of concrete surface, accelerating the internal condensation of concrete, and balancing the temperature difference between inside and outside the concrete. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 The structure schematic view of a preferred embodiment of the temperature control device for main bridge pile cap pouring provided by the utility model is shown in the drawing.
[0016] Figure 2 For Figure 1 The structure schematic view of the installation position of temperature measurement structure and cooling pipe structure is shown.
[0017] Figure 3 For Figure 2 The structure schematic view of temperature detector set up in angle steel is shown.
[0018] Marked number in drawing: 1, circulating water tank, 2, pile cap, 3, shunt structure, 31, shunt, 32, shunt pipe, 33, pressure relief valve, 34, guide pipe, 35, booster pump, 4, cooling structure, 41, cooling pipe, 42, arc-shaped connecting pipe, 43, wire, 5, temperature measurement structure, 51, temperature detector, 52, signal line, 53, temperature measurement probe, 6, angle steel, 7, reinforcement cage frame. DETAILED DESCRIPTION
[0019] The utility model makes further illustration in combination with the drawings and implementation below.
[0020] Please refer to Figures 1 to 3 , Figure 1 The structure schematic diagram of a preferred embodiment of the temperature control device for main bridge pile cap pouring provided by the utility model is shown in the figure. Figure 2 For Figure 1 The structure schematic diagram of the installation position of the temperature measuring structure and the cooling pipe structure is shown in the figure. Figure 3 For Figure 2 The structure schematic diagram of the temperature detector erected in the angle steel is shown in the figure; wherein the temperature control device for main bridge pile cap pouring comprises: a circulating water tank 1; a conveying structure 3, the conveying structure 3 is communicated with the side wall of the bottom end of the circulating water tank 1, the conveying structure 3 comprises a flow divider 31, a shunt pipe 32 and a conduit 34, the conduit 34 is communicated with the circulating water tank 1, the flow divider 31 is connected to the other end of the conduit 34, and a plurality of shunt pipes 32 are equidistantly connected to the side wall of the flow divider 31; a cooling structure 4, the cooling structure 4 is connected to one end of the shunt pipe 32, the cooling structure 4 comprises a cooling pipe 41, an arc-shaped connecting pipe 42 and a wire 43, the cooling pipe 41 is connected with the shunt pipe 32, and the cooling pipes 41 are connected through the arc-shaped connecting pipe 42, and the cooling pipes 41 are bound to the side wall of the central part of the reinforcement cage frame 7 through the wire 43; a temperature measuring structure 5, the temperature measuring structure 5 is erected in the inside of the angle steel 6, and the angle steel 6 is fixed to the side wall of the reinforcement cage frame 7 through welding in the horizontal direction.
[0021] In the specific implementation process, such as Figure 1As shown, the conveying structure 3 further comprises pressure relief valves 33 arranged at both ends of the flow divider 31 and a booster pump 35 connected with the conduit 34 at one end; two groups of the flow divider 31 are provided, one group of the flow divider 31 is provided with the pressure relief valve 33 at both ends, and the other group of the flow divider 31 is not provided with the pressure relief valve 33, and the inlet and outlet of the sidewall of the flow divider 31 are consistent in size and number; the two groups of the flow divider 31 are connected at both ends of one group of the cooling pipe 41 through the flow distribution pipe 32, so that the two groups of the flow divider 31 are communicated through the cooling pipe 41, and the flow divider 31 without the pressure relief valve 33 is connected with the circulating water tank 1 through another conduit 34; the three cooling pipes 41 are connected through two groups of the arc-shaped connecting pipes 42, and the shape of the three cooling pipes 41 combined is in an "S" shape, and the circulating water tank 1, the booster pump 35, two groups of the conduit 34, two groups of the flow divider 31 and the cooling pipe 41 combined form a circulating system; the water in the circulating water tank 1 is conveniently pumped out through the booster pump 35, guided into the inside of the flow divider 31 through the conduit 34, and then introduced into the inside of the cooling structure 4 through the flow distribution pipe 32, and then the water in the cooling pipe 41 is introduced out through the flow distribution pipe 32 of the other group of the flow divider 31, and then returned to the inside of the circulating water tank 1 through the other conduit 34, so as to form a water circulating system.
[0022] In the specific implementation process, as shown in Figure 1 、 Figure 2 and Figure 3 , the temperature measuring structure 5 comprises a temperature detector 51, a signal line 52 and a temperature measuring probe 53, the temperature measuring probe 53 is electrically connected to one end of the signal line 52, the temperature detector 51 is electrically connected to the other end of the signal line 52, and the temperature measuring probe 53 is arranged on the inner sidewall of the angle steel 6 through the signal line 52; the temperature detector 51 is outside the bearing platform 2 through the extension of the signal line 52, and the temperature measuring probe 53 is equidistantly distributed in the inside of the bearing platform 2 through the signal line 52; the temperature of each position in the bearing platform 2 is conveniently detected through the temperature measuring probe 53, and the size of the circulating system water flow is adjusted through the monitored temperature data.
[0023] The working principle of the temperature control device for main bridge bearing platform pouring provided by the utility model is as follows:
[0024] In use, first, the reinforcement cage 7 is erected at the position of pouring the pile cap 2, and the reinforcement cage 7 is lifted by the support foot, so that the position of the reinforcement cage 7 is at the middle layer position inside the poured pile cap 2, then the cooling pipe 41 is distributed through the inside of the reinforcement cage, the cooling pipe 41 is connected into an "S" shape through the arc-shaped connecting pipe 42, and the two ends of the cooling pipe 41 extend out of the pile cap 2, then the two ends of the cooling pipe 41 extending out are connected with the two groups of the flow divider 31 through the flow divider pipe 32 respectively, two pressure relief valves 33 are arranged at the two ends of one group of the flow divider 31, the flow divider 31 provided with the pressure relief valve 33 is connected with the booster pump 35 through a pipe 34 at the side wall of the bottom end of the circulating water tank 1, the other group of the flow divider 31 is directly connected with the circulating water tank 1 through another pipe 34, so that a water circulation system is formed, then the cooling pipe 41 is bound and tied at the middle position inside the reinforcement cage 7 through the binding wire 43, so that the position of the cooling pipe 41 is positioned in the middle layer position of the pile cap 2, then the angle steel 6 is transversely penetrated through the inside of the reinforcement cage 7, and is welded and fixed on the inside side wall of the reinforcement cage corresponding to the position of the cooling pipe 41, then the temperature detector 51 is erected inside the angle steel 6 through the signal line 52, and a support is welded on the inside side wall of the angle steel 6, so that the position of the signal line 52 is limited, and the temperature detector 51 is protected inside the angle steel 6, then the pile cap 2 is poured with concrete, the booster pump 35 is connected with an external power source, so that the booster pump 35 draws water in the circulating water tank 1 to flow in the pipe 34 and the cooling pipe 41, so that the inside of the pile cap 2 is cooled through the cooling pipe 41, the temperature inside the pile cap 2 can be monitored at any time through the temperature detector 51, the flow speed of water is controlled through the pressure relief valve 33, so that the cooling speed is controlled, and the device has the advantages that the temperature loss of the outer surface of concrete is slowed down, the internal concrete is accelerated to be mixed and dispersed, and the temperature difference between the inside and the outside of the concrete is balanced.
[0025] Compared with the related art, the temperature control device for pile cap pouring has the following beneficial effects:
[0026] The utility model provides a kind of temperature control device for main bridge pile cap pouring, first, the reinforcement cage frame 7 is supported by support foot, make the reinforcement cage frame 7 be in the middle layer position inside the pile cap 2, then the cooling structure 4 is set up to the inside of the reinforcement cage frame 7 with the shape of "S", and the cooling structure 4 is tied together with the reinforcement cage frame 7 by the wire 43, make the cooling structure 4 be fixed in the central position inside the reinforcement cage frame 7 with horizontal state, and the both ends of the cooling structure 4 extend outside the range of the pile cap 2, by placing the temperature measurement structure 5 on the inside of the angle steel 6, make it equidistantly set up on the inside of the angle steel 6, then by inserting the angle steel 6 into the reinforcement cage, according to the feature of component symmetry, select 1 / 4 piece of component to arrange measuring point according to the distribution law of temperature field, make its distance water pipe spacing need ≥25cm, the angle steel 6 is welded and fixed on the inner side wall of the reinforcement cage frame 7, make the angle steel 6 protect the temperature measurement structure 5, make it when pouring concrete, avoid concrete to directly fall on the temperature measurement structure 5, then by connecting the one end of the cooling structure 4 extended outside with the shunt pipe 32 in the conveying structure, make the booster pump 35 can extract water in the circulating water tank 1 after being connected to external power supply, and then make water flow in the inside of the cooling structure 4, the inside of the pile cap 2 is cooled, according to the data monitored by the temperature measurement structure 5, the pressure relief valve 33 is regulated, and then the speed of water circulation is changed, and then the temperature inside the pile cap 2 is controlled, the temperature difference inside and outside the pile cap 2 is reduced, this device has the advantages of slowing down the temperature loss of concrete surface, accelerating the internal condensation of concrete, and balancing the temperature difference inside and outside the concrete.
[0027] The above is only the embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process conversion using the contents of the utility model specification and drawings, or direct or indirect application in other related technical fields, is also included in the patent protection range of the utility model.
Claims
1. A temperature control device for casting main bridge pier caps, characterized in that, include; Circulating water tank (1); The conveying structure (3) is connected to the side wall at the bottom of the circulating water tank (1). The conveying structure (3) includes a diverter (31), a diverter pipe (32), and a conduit (34). The conduit (34) is connected to the circulating water tank (1). The diverter (31) is connected to the other end of the conduit (34). Multiple diverter pipes (32) are equidistantly connected to the side wall of the diverter (31). Cooling structure (4), the cooling structure (4) is connected to one end of the diversion pipe (32), the cooling structure (4) includes a cooling pipe (41), an arc-shaped connector (42) and a tie wire (43), the cooling pipe (41) is connected to the diversion pipe (32), and the cooling pipes (41) are connected to each other through the arc-shaped connector (42), and the cooling pipes (41) are tied to the side wall of the steel cage (7) in the middle by the tie wire (43); Temperature measuring structure (5) is installed inside angle steel (6), and angle steel (6) is horizontally fixed to the side wall of the steel cage (7) by welding.
2. The temperature control device for casting the main bridge pier cap according to claim 1, characterized in that, The conveying structure (3) also includes a pressure relief valve (33) and a booster pump (35). The pressure relief valve (33) is located at both ends of the distributor (31), and one end of the booster pump (35) is connected to the conduit (34).
3. The temperature control device for casting the main bridge pier cap according to claim 2, characterized in that, The diverter (31) is provided in two sets. One set of the diverter (31) is provided with pressure relief valves (33) at both ends, while the other set of the diverter (31) is not provided with pressure relief valves (33). The size and number of inlet and outlet ports on the side walls of the two sets of diverters (31) are the same.
4. The temperature control device for casting the main bridge pier cap according to claim 2, characterized in that, Two sets of the diverters (31) are connected to the two ends of one set of cooling pipes (41) through the diverter pipe (32), so that the two sets of diverters (31) are connected through the cooling pipe (41), and the diverter (31) without the pressure relief valve (33) is connected to the circulating water tank (1) through another conduit (34).
5. The temperature control device for casting the main bridge pier cap according to claim 1, characterized in that, The temperature measuring structure (5) includes a temperature detector (51), a signal line (52) and a temperature probe (53). The temperature probe (53) is electrically connected to one end of the signal line (52), and the temperature detector (51) is electrically connected to the other end of the signal line (52). The temperature probe (53) is mounted on the inner wall of the angle steel (6) through the signal line (52).
6. The temperature control device for casting the main bridge pier cap according to claim 5, characterized in that, The temperature detector (51) is located outside the platform (2) via the extension of the signal line (52), and the temperature probe (53) is equidistantly distributed inside the platform (2) via the signal line (52).
7. The temperature control device for casting the main bridge pier cap according to claim 2, characterized in that, The three cooling pipes (41) are connected by two sets of arc-shaped connecting pipes (42), and the three cooling pipes (41) are combined in an "S" shape. The circulating water tank (1), the booster pump (35), the two sets of conduits (34), the two sets of distributors (31) and the cooling pipes (41) are combined to form a circulation system.