Pumping concrete buffer pump hose section device

Abstract

The utility model provides a kind of pumping concrete buffer pump pipe joint device, it is related to pumping concrete buffer pump pipe joint device technical field, the utility model includes buffer pipe joint, conveying pipe is provided on the buffer pipe joint, shock absorbing structure is provided on the buffer pipe joint, the shock absorbing structure is mainly composed of support block, the support block is arranged on the buffer pipe joint, two second damping rods are rotatably connected on the buffer pipe joint, one end of the second damping rod is rotatably connected on the inner side wall of the support block, first spring is sleeved on the second damping rod, one end of the first spring is fixedly connected on the inner wall of the support block, the other end of the first spring is fixedly connected on the second damping rod, the utility model solves the problem that concrete has very high pressure and fluidity in conveying process, without proper shock absorbing measure, prone to conveying pipe rupture or deformation due to vibration or impact.

Description

TECHNICAL FIELD

[0001] The utility model relates to pumping concrete buffer pump pipe joint device technical field especially relates to a kind of pumping concrete buffer pump pipe joint device. BACKGROUND

[0002] Concrete pump, also known as concrete pump, is composed of pump body and delivery pipe, is a kind of continuous transport of concrete along pipe by pressure, mainly applied to housing construction, bridge and tunnel construction.

[0003] Staff often find in the process of using current concrete delivery pump: in order to ensure the stability of delivery pipe, most of the fixed support of delivery pipe in engineering is to use steel pipe and scaffold, and this simple support mode cannot alleviate the vibration of delivery pipe when concrete is delivered, and without proper damping measures, it is easy to cause the rupture or deformation of delivery pipe due to vibration or impact. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in prior art and provides a kind of pumping concrete buffer pump pipe joint device.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme: a kind of pumping concrete buffer pump pipe joint device, including buffer pipe joint, the buffer pipe joint is provided with delivery pipe, the buffer pipe joint is provided with damping structure, the damping structure is mainly composed of support block, the support block is arranged on the buffer pipe joint, the buffer pipe joint is rotatably connected with two second damping rods, one end of the second damping rod is rotatably connected on the inner side wall of the support block, the first spring is sleeved on the second damping rod, one end of the first spring is fixedly connected on the inner wall of the support block, the other end of the first spring is fixedly connected on the second damping rod.

[0006] The effect reached by the above-mentioned components is that the buffer pipe joint and the delivery pipe are connected together, when the buffer pipe joint is impacted, the first spring is compressed first, absorbs part of kinetic energy, then the first spring restores original shape and releases the stored energy, which may cause vibration, at this time, the second damping rod converts the energy released by the first spring into heat energy through internal friction, so as to reduce the amplitude and duration of vibration, and further realize the buffer protection of buffer pipe joint and delivery pipe, so as to avoid the rupture or deformation of delivery pipe due to vibration or impact caused by the high pressure and fluidity of concrete in the process of delivery.

[0007] Preferably, rotating connections are formed between the inner walls on both sides of the support block and support plates, rubber pads are fixedly connected to the support plates, and the support plates are rotatably connected to the second damping rods.

[0008] The effect achieved by the above components is that when the buffer pipe section is impacted, the support plates will rotate and press the rubber pads to deform, further absorbing kinetic energy.

[0009] Preferably, two rotating shafts are rotatably connected to the buffer pipe section, four connecting plates are rotatably connected to the rotating shafts, and two sliding grooves are formed in the support block; two sliding blocks are slidably connected in the sliding grooves, and the connecting plates are rotatably connected to the sliding blocks.

[0010] The effect achieved by the above components is that when the buffer pipe section is impacted, the two rotating shafts are driven to rotate, the connecting plates are driven to rotate, and the sliding blocks are driven to slide to both sides.

[0011] Preferably, a first damping rod is fixedly connected to the sliding block, one end of the first damping rod is fixedly connected to the inner wall of the sliding groove, a second spring is sleeved on the first damping rod, one end of the second spring is fixedly connected to the sliding block, and the other end of the second spring is fixedly connected to the inner wall of the sliding groove.

[0012] The effect achieved by the above components is that when the sliding blocks slide to both sides, the second spring is first compressed to absorb part of the kinetic energy, then the second spring returns to its original state and releases the stored energy, which may cause vibration, at this time, the first damping rod converts the energy released by the second spring into heat energy through internal friction, thereby further reducing the amplitude and duration of vibration.

[0013] Preferably, a connecting structure is arranged on the conveying pipe, the connecting structure mainly comprises a flange plate, the flange plate is fixedly connected to one end of the conveying pipe, flange plates are fixedly connected to both ends of the buffer pipe section, three limiting holes are formed in one of the flange plates, and three limiting rods are fixedly connected to the other flange plate.

[0014] The effect achieved by the above components is that when the buffer pipe section and the conveying pipe are connected, the three limiting rods are clamped into the corresponding limiting holes, which can be pre-fixed, and then the two flange plates are connected together through bolts.

[0015] Preferably, a rectangular slot is formed in the limiting rod, and two rectangular blocks are slidably connected in the rectangular slot.

[0016] The effect achieved by the above components is that sliding the two rectangular blocks outward limits the flange plate, which can make the limiting more stable.

[0017] Preferably, the third spring is arranged in the rectangular groove, and two ends of the third spring are fixedly connected to the two rectangular blocks respectively.

[0018] The effect achieved by the above components is that the two rectangular blocks are slid inwardly to be retracted into the rectangular groove, the third spring is compressed, the limiting rod is inserted into the limiting hole, and the two rectangular blocks are slid outwardly under the elastic force of the third spring, so that the operation is more convenient.

[0019] Preferably, the sealing ring is fixedly connected to the conveying pipe, and the sealing groove is arranged on the buffer pipe joint.

[0020] The effect achieved by the above components is that the sealing ring is clamped into the sealing groove, and the sealing performance of the connection between the buffer pipe joint and the conveying pipe is improved.

[0021] Compared with the prior art, the advantages and positive effects of the utility model lie in that, in the utility model, the buffer pipe joint and the conveying pipe are connected together through the shock-absorbing structure, when the buffer pipe joint is impacted, the first spring is compressed first to absorb part of kinetic energy, then the first spring restores to the original state and releases the stored energy, which may cause vibration, at this time, the energy released by the first spring is converted into heat energy by the internal friction of the second damping rod, so as to reduce the amplitude and duration of vibration, and further realize the buffering protection of the buffer pipe joint and the conveying pipe, when the buffer pipe joint is impacted, the supporting plate rotates and the rubber pad is deformed to further absorb kinetic energy, when the buffer pipe joint is impacted, the two rotating shafts are driven to rotate, the connecting plate is driven to rotate, and then the sliding block is pushed to slide to both sides, the second spring is compressed first to absorb part of kinetic energy, then the second spring restores to the original state and releases the stored energy, which may cause vibration, at this time, the energy released by the second spring is converted into heat energy by the internal friction of the first damping rod, so as to further reduce the amplitude and duration of vibration, thereby avoiding the situation that the conveying pipe is broken or deformed due to vibration or impact because the concrete has high pressure and fluidity in the conveying process and no proper shock-absorbing measures are taken. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 A three-dimensional structure schematic view of the pump pipe joint device for pumping concrete is provided for the utility model;

[0023] Figure 2 Another three-dimensional structure schematic view of the pump pipe joint device for pumping concrete is provided for the utility model;

[0024] Figure 3 A partial schematic view of the shock-absorbing structure of the pump pipe joint device for pumping concrete is provided for the utility model;

[0025] Figure 4Another part of the damping structure of the buffer pump pipe joint device for pumping concrete is shown in the schematic view.

[0026] Legend: 1, buffer pipe joint; 2, conveying pipe; 3, damping structure; 31, support block; 32, support plate; 33, first spring; 34, pivot; 35, connecting plate; 36, sliding block; 37, first damping rod; 38, second spring; 39, second damping rod; 4, connecting structure; 41, flange; 42, limiting rod; 43, limiting hole; 44, rectangular groove; 45, rectangular block; 46, third spring; 47, sealing ring; 48, sealing groove. DETAILED DESCRIPTION

[0027] Example 1, as shown in Figure 1 a buffer pump pipe joint device for pumping concrete, comprising a buffer pipe joint 1, the buffer pipe joint 1 is provided with a conveying pipe 2.

[0028] Referring to Figure 1 and Figure 2The damping structure 3 is mainly composed of a supporting block 31, the supporting block 31 is arranged on the buffer pipe section 1, two second damping rods 39 are rotationally connected to the buffer pipe section 1, one end of the second damping rod 39 is rotationally connected to the inner side wall of the supporting block 31, a first spring 33 is sleeved on the second damping rod 39, one end of the first spring 33 is fixedly connected to the inner wall of the supporting block 31, and the other end of the first spring 33 is fixedly connected to the second damping rod 39. The buffer pipe section 1 and the conveying pipe 2 are connected together, when the buffer pipe section 1 is impacted, the first spring 33 is first compressed to absorb part of kinetic energy, then the first spring 33 restores to its original state and releases the stored energy, which may cause vibration, at this time, the second damping rod 39 converts the energy released by the first spring 33 into heat energy through internal friction, thereby reducing the amplitude and duration of vibration, and further achieving the buffering protection of the buffer pipe section 1 and the conveying pipe 2, thereby avoiding the case that the conveying pipe 2 is broken or deformed due to vibration or impact without proper damping measures when the concrete has high pressure and fluidity in the conveying process. The two inner walls of the supporting block 31 are respectively rotationally connected with supporting plates 32, the supporting plates 32 are fixedly connected with rubber pads, the supporting plates 32 are rotationally connected with the second damping rods 39, when the buffer pipe section 1 is impacted, the supporting plates 32 rotate and extrude the rubber pads to deform, further absorbing kinetic energy, two rotating shafts 34 are rotationally connected to the buffer pipe section 1, four connecting plates 35 are rotationally connected to the rotating shafts 34, two sliding grooves are formed in the supporting block 31, two sliding blocks 36 are slidingly connected in the sliding grooves, the connecting plates 35 are rotationally connected with the sliding blocks 36, when the buffer pipe section 1 is impacted, the two rotating shafts 34 are driven to rotate, the connecting plates 35 are driven to rotate, and the sliding blocks 36 are driven to slide to both sides, the sliding blocks 36 are fixedly connected with first damping rods 37, one end of the first damping rod 37 is fixedly connected to the inner wall of the sliding groove, a second spring 38 is sleeved on the first damping rod 37, one end of the second spring 38 is fixedly connected to the sliding block 36, and the other end of the second spring 38 is fixedly connected to the inner wall of the sliding groove, when the sliding blocks 36 slide to both sides, the second spring 38 is first compressed to absorb part of kinetic energy, then the second spring 38 restores to its original state and releases the stored energy, which may cause vibration, at this time, the first damping rod 37 converts the energy released by the second spring 38 into heat energy through internal friction, thereby further reducing the amplitude and duration of vibration.

[0029] Referring to Figure 3 and Figure 4The connecting structure 4 is mainly composed of a flange plate 41, the flange plate 41 is fixedly connected to one end of the conveying pipe 2, the two ends of the buffer pipe section 1 are fixedly connected with flange plates 41 respectively, three limiting holes 43 are formed in one flange plate 41, three limiting rods 42 are fixedly connected to the other flange plate 41, when the buffer pipe section 1 is connected with the conveying pipe 2, the three limiting rods 42 are clamped into the corresponding limiting holes 43, the buffer pipe section 1 can be pre-fixed, then the two flange plates 41 are connected together through bolts, a rectangular groove 44 is formed in the limiting rod 42, two rectangular blocks 45 are slidably connected in the rectangular groove 44, the two rectangular blocks 45 are slid outward to limit the flange plate 41, the limiting is more stable, a third spring 46 is arranged in the rectangular groove 44, the two ends of the third spring 46 are fixedly connected to the two rectangular blocks 45 respectively, the two rectangular blocks 45 are slid inward, the rectangular blocks 45 are retracted into the rectangular groove 44, the third spring 46 is extruded to contract, the limiting rod 42 is inserted into the limiting hole 43, the two rectangular blocks 45 are slid outward under the elastic force of the third spring 46, the operation is more convenient, the sealing ring 47 is fixedly connected to the conveying pipe 2, the sealing groove 48 is formed in the buffer pipe section 1, the sealing ring 47 is clamped into the sealing groove 48, the sealing property of the connection between the buffer pipe section 1 and the conveying pipe 2 is improved.

[0030] The working principle is that the buffer pipe section 1 is connected with the conveying pipe 2, when the buffer pipe section 1 is impacted, the first spring 33 is compressed first to absorb part of kinetic energy, then the first spring 33 restores to original state and releases the stored energy, which may cause vibration, at this time, the second damping rod 39 converts the energy released by the first spring 33 into heat energy through internal friction, thereby reducing the amplitude and duration of vibration, further realizing the buffering protection of the buffer pipe section 1 and the conveying pipe 2, thereby avoiding the situation that the conveying pipe 2 is broken or deformed due to vibration or impact without proper damping measures when the concrete has high pressure and fluidity in the conveying process, when the buffer pipe section 1 is impacted, the supporting plate 32 rotates and extrudes the rubber pad to deform, further absorbing kinetic energy, when the buffer pipe section 1 is impacted, the two rotating shafts 34 rotate, the connecting plate 35 rotates, and then the sliding block 36 slides to both sides, the second spring 38 is compressed first to absorb part of kinetic energy, then the second spring 38 restores to original state and releases the stored energy, which may cause vibration, at this time, the first damping rod 37 converts the energy released by the second spring 38 into heat energy through internal friction, thereby further reducing the amplitude and duration of vibration, when the buffer pipe section 1 and the conveying pipe 2 are connected, the three limiting rods 42 are clamped into the corresponding limiting holes 43, the two flanges 41 can be pre-fixed, then the two flanges 41 are connected together through bolts, the two rectangular blocks 45 are slid outward to limit the flanges 41, which can make the limiting more stable, the two rectangular blocks 45 are slid inward, the rectangular blocks 45 are collected into the rectangular grooves 44, the third spring 46 is extruded to shrink, the limiting rod 42 is inserted into the limiting hole 43, and the two rectangular blocks 45 are slid outward under the rebounding force of the third spring 46, so that the operation is more convenient, and the sealing ring 47 is clamped into the sealing groove 48, which can improve the sealing performance of the connection between the buffer pipe section 1 and the conveying pipe 2.

[0031] The above is only a preferred embodiment of the present application, and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made to the above embodiments without departing from the technical solution content of the present application, according to the technical essence of the present application, still belongs to the protection scope of the technical solution of the present application. In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connection" and "connection" should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integral connection, it can be mechanical connection, or electrical connection, it can be direct connection, or indirect connection through an intermediate medium, or internal connection of two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

Claims

1. A pumping concrete cushion hose section device comprising a cushion hose section (1), characterized in that: The buffer pipe section (1) is provided with a conveying pipe (2), the buffer pipe section (1) is provided with a damping structure (3), the damping structure (3) is mainly composed of a supporting block (31), the supporting block (31) is arranged on the buffer pipe section (1), two second damping rods (39) are rotatably connected to the buffer pipe section (1), one end of the second damping rod (39) is rotatably connected to the inner side wall of the supporting block (31), a first spring (33) is sleeved on the second damping rod (39), one end of the first spring (33) is fixedly connected to the inner wall of the supporting block (31), and the other end of the first spring (33) is fixedly connected to the second damping rod (39).

2. The cushioning pump hose segment apparatus of claim 1, wherein: The inner walls on the two sides of the supporting block (31) are rotatably connected with supporting plates (32), rubber pads are fixedly connected to the supporting plates (32), and the supporting plates (32) are rotatably connected with the second damping rods (39).

3. The cushioning pump hose segment apparatus of claim 2, wherein: The buffer pipe section (1) is rotatably connected with two rotating shafts (34), the rotating shafts (34) are rotatably connected with four connecting plates (35), two sliding grooves are formed in the supporting block (31), and two sliding blocks (36) are slidably connected in the sliding grooves.

4. The cushioning pump hose segment apparatus of claim 3, wherein: The sliding blocks (36) are fixedly connected with first damping rods (37), one end of the first damping rod (37) is fixedly connected to the inner wall of the sliding groove, a second spring (38) is sleeved on the first damping rod (37), one end of the second spring (38) is fixedly connected to the sliding block (36), and the other end of the second spring (38) is fixedly connected to the inner wall of the sliding groove.

5. The cushioning pump hose segment apparatus of claim 4, wherein: The conveying pipe (2) is provided with a connecting structure (4), the connecting structure (4) is mainly composed of a flange plate (41), the flange plate (41) is fixedly connected to one end of the conveying pipe (2), the buffer pipe section (1) is fixedly connected with flange plates (41) at both ends, three limiting holes (43) are formed in one flange plate (41), and three limiting rods (42) are fixedly connected to one flange plate (41).

6. The cushioning pump hose segment apparatus of claim 5, wherein: Rectangular grooves (44) are formed in the limiting rods (42), and two rectangular blocks (45) are slidably connected in the rectangular grooves (44).

7. The cushioning pump hose segment apparatus of claim 6, wherein: Third springs (46) are arranged in the rectangular grooves (44), and both ends of the third spring (46) are fixedly connected to the two rectangular blocks (45).

8. The cushioning pump hose segment apparatus of claim 7, wherein: Sealing rings (47) are fixedly connected to the conveying pipe (2), and sealing grooves (48) are formed in the buffer pipe section (1).

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