CN207206717U - A kind of concrete flat mouth pipe joint cement mortar smears band instrument - Google Patents

Abstract

The utility model belongs to the technical field of municipal engineering construction, in particular to a cement mortar wiping tool for a concrete flat mouth pipeline interface, which includes several curved side plates and two axillary corner connecting plates; the curved side plates are respectively placed on both sides of the pipe joint, The curved side plates are arc-shaped, and the adjacent curved side plates are connected flexibly. After the connection, the curved side plates are consistent with the arc shape of the pipe and extend to the corner of the pipe. Several limit cards are fixed between the curved side plates on both sides. The armpit connecting plate is placed above the curved side plate, and the armpit connecting plate is fixed on the pipe through the support frame; the upper section of the limit fixture is parallel to the pipe, and the two ends of the upper section are bent downward and fixed on the two sides respectively. On the outer surface of the side curved side plate; the axillary angle connecting plates are respectively placed at the axillary angles on both sides of the pipeline, the radian of the axillary angle connecting plate is consistent with the arc of the axillary angle of the pipeline, and the tail ends of the axillary angle connecting plates are integrally connected upward bezel.

Description

A cement mortar wiping tool for concrete flat pipe joints

technical field

The utility model belongs to the technical field of municipal engineering construction, in particular to a cement mortar wiping tool for concrete pipe joints.

Background technique

In the construction of municipal drainage projects in urban construction, the installation of concrete flat pipes needs to butt the DN1000-DN3000 pipes, and then seal them with cement mortar and steel wire mesh tape. At present, there is no special tool for tape construction, the construction speed is slow, and the project quality is difficult. Guarantee, the mortar thickness and width are often uneven, and the mortar loss is also large, which seriously affects the construction progress and quality, and increases the project cost. In the prior art, there are no measures or tools that can ensure the thickness and width of the mortar. During the construction, the mortar is easy to fall off at the nozzle, and the control of the mortar is not accurate during the construction process. In addition, the fallen mortar is easy to cause pollution and cannot be reused. It not only pollutes the environment but also wastes resources.

Contents of the invention

The problem to be solved by the utility model is to overcome the deficiencies of the background technology, and provide a cement mortar wiping tool for the interface of a concrete flat-mouth pipe, which is used for the mortar wiping work when the pipe mouth is docked.

The utility model is realized through the following technical solutions: a cement mortar wiper tool for concrete pipe joints, comprising several curved side plates and two axillary corner connecting plates; the curved side plates are respectively placed on both sides of the pipe joint, and The plates are arc-shaped, and the adjacent curved side plates are flexibly connected. The connected curved side plates are in line with the arc of the pipe and extend to the axillary corner of the pipe. Several limit fixtures are fixed between the curved side plates on both sides. The armpit connecting plate is placed above the curved side plate, and the armpit connecting plate is fixed on the pipe through the support frame; the upper section of the limit fixture is parallel to the pipe, and the two ends of the upper section are bent downward and fixed on the curved surfaces on both sides respectively On the outer side of the side plate; the width of the armpit angle connecting plate is greater than the distance between the curved side plates on both sides of the pipe interface, and the armpit angle connecting plate is respectively placed at the armpit corners on both sides of the pipe, and the radian of the armpit angle connecting plate is the same as that of the pipe armpit. The radians of the corners are consistent, and the tail end of the axillary corner connecting plate is integrally connected with an upward baffle, and the baffle is in contact with the pipeline.

Preferably, the curved side plates on both sides of the pipe are double-layered, and the double-layer curved side plates are connected together by several fixing blocks.

Further, scale marks are provided on the inner side of the curved side plate.

Preferably, the curved side panels are flexibly connected by patchwork.

Preferably, the curved side panels are connected through a concave-convex structure.

Preferably, the limit fixture is made of steel bars.

Preferably, the steel bar is a hot-rolled smooth round steel bar with a diameter of 10mm.

Further, a number of snap rings are symmetrically fixed on the outer surfaces of the curved side plates on both sides, and the two ends of the steel bars are inserted into the snap rings to be fixed on the outer sides of the curved side plates on both sides.

Preferably, the curved side panels and the axillary corner connecting panels are made of composite bamboo plywood.

Preferably, the support frame is a right-angled isosceles triangle support frame.

The cement mortar wiping tool for the concrete flat pipe interface of the utility model solves the problem of sealing the concrete flat pipe joint, and can solve the problems in the prior art that the quality of the wiping work is difficult to guarantee and the mortar loss is large due to the lack of such tools. , using the mold clamping position, height limit and multi-layer wiping tape, it solves the problem of mortar wiping when the concrete flat pipe is connected, and can better ensure the width, thickness and surface smoothness of the wiping tape, and control the loss of mortar. Environmental pollution is avoided, and it is beneficial to improve construction efficiency and reduce costs. The utility model is easy to design and manufacture, low in cost, convenient to use, strong in pertinence, can be used repeatedly, has good promotion value, is convenient for promotion and is suitable for general use promote.

Description of drawings

Fig. 1 is a schematic structural view of Embodiment 1 of the present utility model.

Fig. 2 is a structural schematic diagram of the axillary corner connecting plate of the present invention.

Fig. 3 is a schematic diagram of the connection structure between the limit fixture and the curved side plate in Embodiment 1 of the utility model.

Fig. 4 is a schematic structural diagram of the connection between curved side plates in Embodiment 1 of the present invention.

Fig. 5 is a schematic structural diagram of Embodiment 2 of the present utility model.

Fig. 6 is a schematic structural diagram of the connection between the curved side plates in Embodiment 2 of the present invention.

In the figure, 1 pipe, 2 curved side plate, 3 armpit corner connecting plate, 4 limit fixture, 5 baffle plate, 6 support frame, 7 pipe interface, 8 fixing block, 9 snap ring.

Detailed ways

The utility model will be further described below in conjunction with the accompanying drawings, but not as a limitation of the utility model.

Example 1:

This embodiment includes several curved side plates 2, these curved side plates 2 are respectively placed on both sides of the pipeline interface 7, the curved side plates 2 are arc-shaped, and the adjacent curved side plates 2 are flexibly connected, the curved side plates 2 There are many kinds of flexible connection methods between them, such as dovetail structure connection, nail joint, plug joint, hinge joint, patchwork connection, etc., and the existing commonly used connection methods are all within the protection scope of the present utility model. From the perspective of disassembly, it is preferable that the adjacent curved side panels 2 are directly connected by joints. The joint structure is shown in Figure 4. The curved side panels 2 connected in sequence are consistent with the arc of the pipe 1 and extend all the way. To the corner of the pipe 1, that is, the connected curved side panels 2 respectively surround the pipe 1 on both sides to the corner of the pipe 1. Between the curved side plates 2 on both sides of the pipe interface 7 are also fixed several limit clamps 4, the limit clamps 4 span between the curved side plates 2 on both sides, and the height is slightly higher than that of the curved side plates 2. Height, the upper section of the limit fixture 4 is parallel to the pipe 1, and the two ends of the upper section are bent and fixed on the outer sides of the curved side panels 2 on both sides respectively. The function of the limit fixture 4 is to limit the curved side panels on both sides 2, make the spacing between the curved side panels 2 on both sides consistent, and further fix the curved side panels 2 on both sides to prevent them from sliding everywhere. In this embodiment, the preferred limiting fixture 4 is made of a hot-rolled smooth round steel bar with a diameter of 10mm, which is fixed on the curved side plates 2 on both sides through the snap ring 9, specifically: on the outer sides of the curved side plates 2 on both sides A snap ring 9 is symmetrically fixed on the top, and the snap ring 9 can be fixed on the curved side plate 2 by nails or bolts or other methods, and the two ends of the limit fixture 4 are fixed by the snap ring 9, thereby fixing the limit fixture 4 On the outer surfaces of the curved side panels 2 on both sides. An axillary connecting plate 3 is placed above the curved side plates 2 at the axillary corners on both sides of the pipe 1. The axillary connecting plate 3 is a continuous plate, and the width of the axillary connecting plate 3 is slightly larger than that between the curved side plates 2 on both sides of the pipe interface 7. The radian of the axillary connecting plate 3 is consistent with the radian of the axillary part of the pipe 1, and the tail end of the axillary connecting plate 3 is integrally connected with an upward baffle 5, which is in top contact with the pipe 1, and the baffle 5 The function is to block the applied cement mortar and prevent it from falling to the ground. The axillary angle connecting plate 3 is fixed on the pipe 1 through a supporting frame 6. The supporting frame 6 is placed on the ground, and the supporting frame 6 directly withstands the axillary angle connecting plate 3 and presses it against the pipe 1 to prevent it from falling. on the ground. The bracing frame 6 can adopt various forms and various materials, such as regular rectangles, triangles, etc., can be made of metal materials, or can be made of wooden materials, etc., as long as it can be connected to the armpit angle connecting plate 3 To a supporting effect, all within the scope of protection of the present utility model. The preferred support frame 6 of this embodiment is a right-angled isosceles triangle support frame to prevent the axillary angle connecting plate 3 from falling to the ground. on pipeline 1.

In order to control the thickness of the applied cement mortar to be consistent, as a preferred solution, in this embodiment, a scale mark is preferably provided on the inner side of the curved side plate 2, which is beneficial to ensure the accuracy of application.

The preferred curved side plate 2 and the armpit corner connecting plate 3 are all made of composite bamboo plywood.

Below is a brief introduction to the process of using the tool of the present utility model as follows: firstly, the width of the wiper tape is pre-controlled in advance for positioning and setting-out, and the cement mortar side line is ejected outside the pipeline 1, and a layer of plastic film is pasted on the outside of the side line to facilitate later demoulding. The utility model wiper tool is spliced and placed on the surface on both sides of the pipe interface 7; the ink line to control the thickness is pre-bounced on the facade of the wiper tool, and it is divided into three layers. The first layer is the thickness of mortar, and the second layer is steel wire. The third layer is the outermost cement mortar thickness control line. Place the axillary corner connecting plate 3 at the axillary corner of the pipe 1 and cover it on the top of the curved surface side plate 2. Use the support frame 6 to withstand and fix it, and then apply it to the Place cement mortar in the space surrounded by tools and flatten it, and then carry out tape construction according to the thickness of the control line. The entire use process is controllable, the efficiency is high, and the cement mortar will not fall to cause waste, and after use, the entire belt wiping tool can be used again.

Example 2:

The difference from Embodiment 1 is that the curved side panels 2 on both sides of the pipe 1 are double-layered, which is suitable for the case where the curved side panels 2 are relatively thin and the diameter of the pipe 1 is relatively large. In order to ensure that the curved side panels 2 can withstand To withstand the pressure of the cement mortar, two curved side panels 2 are arranged side by side to increase their firmness, that is, the curved side panels 2 are double-layered, and a fixed block is passed between the double-layer curved side panels 2 at intervals 8 are connected together by directly nailing the double-layer curved side panels 2 and the fixed block 8 together; the connection of the adjacent upper and lower curved side panels 2 is connected through a plug-in connection, specifically through a concave-convex structure plug-in connection, such as Shown in accompanying drawing 6.

The above-mentioned embodiment is only a kind of preferred embodiment of the present utility model, and the usual changes and replacements carried out by those skilled in the art within the scope of the technical solutions of the present invention should be included in the protection scope of the present utility model .

Claims (10)

1. A cement mortar wiping tool for concrete flat pipe joints, characterized in that: it includes several curved side plates (2) and two axillary corner connecting plates (3); the curved side plates (2) are respectively placed on the pipe joints (7) On both sides, the curved side plates (2) are arc-shaped, and the adjacent curved side plates (2) are flexibly connected. After the connection, the curved side plates (2) are in the same arc shape as the pipe (1) and extend to At the axillary corner of the pipe (1), a number of limit fixtures (4) are fixed between the curved side plates (2) on both sides. The axillary corner connecting plate (3) is placed above the curved side plate (2), and the The plate (3) is fixed on the pipe (1) through the support frame (6); the upper section of the limit fixture (4) is parallel to the pipe (1), and the two ends of the upper section are bent downward and fixed on the curved surfaces on both sides respectively On the outer side of the side plate (2); the width of the axillary angle connecting plate (3) is greater than the distance between the curved surface side plates (2) on both sides of the pipe interface (7), and the axillary angle connecting plate (3) is respectively placed on the pipe (1) At the axillary corners on both sides, the radian of the axillary corner connecting plate (3) is consistent with the radian of the pipe (1) at the axillary corner, and the tail end of the axillary corner connecting plate (3) is integrally connected with an upward baffle (5) , the baffle (5) is in contact with the pipe (1). 2. The cement mortar wiping tool for concrete flat pipe interface according to claim 1, characterized in that: the curved side plates (2) on both sides of the pipe (1) are double-layered, and the double-layer curved side plates (2) The space is connected together by several fixed blocks (8). 3. The cement mortar wiping tool for concrete flat pipe interface according to claim 1 or 2, characterized in that: the inner surface of the curved side plate (2) is provided with a scale mark. 4. The cement mortar wiping tool for concrete flat pipe interface according to claim 1 or 2, characterized in that: the curved side plates (2) are flexibly connected by joints. 5. The cement mortar wiping tool for concrete flat pipe interface according to claim 1 or 2, characterized in that: the curved side plates (2) are connected by concave-convex structures. 6. The cement mortar wiping tool for concrete flat pipe interface according to claim 1 or 2, characterized in that: the limit fixture (4) is made of steel bar. 7. The cement mortar wiping tool for concrete flat pipe interface according to claim 6, characterized in that: the steel bar is a hot-rolled round steel bar with a diameter of 10mm. 8. The cement mortar wiping tool for concrete flat pipe interface according to claim 7, characterized in that: several snap rings (9) are symmetrically fixed on the outer surfaces of the curved side plates (2) on both sides, and the two ends of the steel bar are snapped The snap ring (9) is fixed on the outer surface of the curved side plates (2) on both sides. 9. The cement mortar wiping tool for concrete flat pipe interface according to claim 1 or 2, characterized in that: the curved side plate (2) and the axillary corner connecting plate (3) are made of composite bamboo plywood. 10. The cement mortar wiping tool for concrete flat pipe interface according to claim 1 or 2, characterized in that: the support frame (6) is a right-angled isosceles triangle support frame.