CN219100148U

CN219100148U - Catheter water tightness test device

Info

Publication number: CN219100148U
Application number: CN202222794959.XU
Authority: CN
Inventors: 卢志恒; 张文博; 闫石; 许鹏飞; 王昆山; 徐海
Original assignee: CCCC Infrastructure Maintenance Group Co Ltd
Current assignee: CCCC Infrastructure Maintenance Group Co Ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-05-30
Anticipated expiration: 2032-10-24

Abstract

The utility model discloses a catheter water tightness test device which is used for a perfusion tube formed by splicing a plurality of catheters, and comprises a water tightness detection mechanism, a plurality of groups of positioning assemblies for placing the catheters, a first sealing head, a second sealing head and at least one movable trolley, wherein the positioning assemblies are arranged on the same line in parallel, the first sealing head and the second sealing head are respectively arranged at openings at two ends of the perfusion tube, the first sealing head is connected with the water tightness detection mechanism through a high-pressure water pipe, a valve is arranged on the second sealing head, the movable trolley comprises a movable support, a rotating shaft and a driving unit, the lower end of the movable support is provided with a plurality of universal wheels, the rotating shaft is horizontally arranged on the movable support, a plurality of reels are sleeved on the rotating shaft at intervals, a connecting piece is arranged below each reel, and the connecting piece is connected with each reel through a steel wire rope. The utility model provides a catheter water tightness test device which can rapidly complete the catheter water tightness test device.

Description

Catheter water tightness test device

Technical Field

The utility model relates to the field of concrete pouring. More particularly, the present utility model relates to a catheter water tightness test device.

Background

The method for pouring underwater concrete mainly adopts a conduit method, a plurality of sections of steel conduits which are spliced by screw threads are generally inserted into a slot hole, the distance between the bottom of the conduit and the bottom surface of the slot hole is 30 cm-40 cm, a concrete hopper is arranged at the top of the conduit, a water-proof plug is arranged below a neck valve plate of the concrete hopper, the first batch of concrete is poured by adopting a ball cutting method, the depth below the concrete surface of the conduit is 2m or so to form a water-proof layer, the underwater concrete is poured by the conduit, the conduit is synchronously lifted, the concrete enters the slot hole from the lower opening of the conduit to about 2m below the concrete surface of the filled conduit, and water or slurry on the filled concrete is jacked up, so that a continuous and compact concrete wall body or pile body is formed.

The conduit is a key device in the underwater concrete pouring process, and before concrete pouring, in order to avoid the defects of poor pile body quality, pipe blockage in pouring and the like in the underwater concrete pouring process, a water tightness test of the concrete pouring conduit is required. The catheter water tightness test needs to coaxially splice a plurality of catheters into a perfusion tube, and then the water tightness of the perfusion tube is detected. When a plurality of catheters are coaxially spliced into a perfusion tube, a plurality of catheters are required to be horizontally laid and butted section by section through a catheter spiral screw thread joint, and the process needs to be matched with a lifting mechanical device, however, the interfaces among the catheters are difficult to accurately align in the process; meanwhile, due to the limitation of a construction site, the use efficiency of hoisting machinery equipment is low, and the use cost of the hoisting machinery is high. Because the catheter is heavy, it is not practical to manually lift the catheter.

Disclosure of Invention

The utility model aims to provide a catheter water tightness test device which can rapidly complete positioning among catheters, is convenient for splicing among the catheters and rapidly completes the catheters.

The technical scheme for solving the technical problems is as follows: the utility model provides a pipe water tightness test device for perfusion tube that many pipes splice, includes water tightness detection mechanism, multiunit are used for placing locating component, first head, second head and at least one travelling car of pipe, locating component sets up side by side on same line, first head with the second head sets up respectively the both ends opening part of perfusion tube, first head pass through the high-pressure water pipe with water tightness detection mechanism connects, be equipped with the valve on the second head, the travelling car includes movable support, axis of rotation and drive unit, the movable support lower extreme is equipped with a plurality of universal wheels, the axis of rotation level sets up on the movable support, its one end with movable support rotates to be connected, its other end with the setting is in on the movable support the drive unit transmission is connected, the spacer sleeve is equipped with a plurality of reels in the axis of rotation, the below of reel is equipped with the connecting piece with connect through wire rope between the reel.

Preferably, in the catheter water tightness test device, the driving unit is a gear motor arranged on the movable support, and an output shaft of the gear motor is coaxially connected with the other end of the rotating shaft.

Preferably, in the catheter water tightness test device, the connecting piece is a steel tube lifting clamp.

Preferably, in the catheter water tightness test device, the water tightness detection mechanism is a water tightness test machine.

Preferably, in the catheter water tightness test device, the positioning assembly comprises two supporting frames and two limiting rods, wherein the two supporting frames and the two limiting rods are arranged at intervals, semicircular positioning grooves corresponding to the catheter are formed in the supporting frames, the limiting rods are arranged in parallel with the axes of the positioning grooves, and two ends of each limiting rod are detachably connected with the two supporting frames respectively.

Preferably, in the catheter water tightness test device, two positioning pieces are arranged at two ends of the support frame at intervals, positioning holes are formed in the positioning pieces, protrusions corresponding to the positioning holes are arranged at two ends of the limiting rod, and the protrusions can be embedded in any one of the positioning holes.

Preferably, in the catheter water tightness test device, the high-pressure water pipe is provided with a pressure stabilizing valve.

According to the catheter water tightness test device, the catheters are sequentially conveyed to the plurality of groups of positioning assemblies which are in linear arrangement through the moving trolley, so that the catheters are coaxially arranged, and then two adjacent catheters are connected through the spiral screw type connector, so that the catheters can be conveniently and quickly spliced into the perfusion tube, and the perfusion tube is subjected to a water tightness test.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic view of a catheter water tightness test device according to the present utility model;

FIG. 2 is a schematic view of a positioning assembly according to the present utility model;

fig. 3 is a schematic structural view of the mobile trolley according to the present utility model.

Detailed Description

The present utility model is described in further detail below with reference to the drawings to enable those skilled in the art to practice the utility model by referring to the description.

It should be noted that, in the description of the present utility model, the terms "transverse", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Fig. 1-3 are diagrams of a catheter water tightness test device provided by the embodiment of the utility model, which is used for a perfusion tube formed by splicing a plurality of catheters 1, and comprises a water tightness detection mechanism 2, a plurality of groups of positioning assemblies for placing the catheters 1, a first sealing head 3, a second sealing head 4 and at least one mobile trolley, wherein the positioning assemblies are arranged on the same line in parallel, the first sealing head 3 and the second sealing head 4 are respectively arranged at openings at two ends of the perfusion tube, the first sealing head 3 is connected with the water tightness detection mechanism 2 through a high-pressure water pipe 5, the second sealing head 4 is provided with a valve 6, the mobile trolley comprises a mobile bracket 7, a rotating shaft 8 and a driving unit, the lower end of the mobile bracket 7 is provided with a plurality of universal wheels, the rotating shaft 8 is horizontally arranged on the mobile bracket 7, one end of the rotating shaft is in rotating connection with the mobile bracket 7, the other end of the rotating shaft is in driving unit arranged on the mobile bracket 7, a plurality of reels 9 are sleeved on the rotating shaft 8 in a spacing way, a connecting piece 10 is arranged below the reels 9, and the connecting piece 10 is connected with the reels 11 through steel wires.

In this embodiment, the moving trolley is pushed to move to the position of the guide tube 1, the rotating shaft 8 is located above the guide tube 1 to be lifted, the driving unit drives the rotating shaft to rotate, so that the plurality of coils 9 are synchronously paid out, the connecting piece 10 descends to the position of the guide tube 1 and is fixedly connected with the guide tube 1, then the driving unit drives the rotating shaft to rotate, so that the plurality of coils 9 synchronously take up, the guide tube 1 is lifted, then the moving trolley is pushed to move to the position above a group of positioning components, the guide tube 1 and the positioning components are aligned, the driving unit drives the rotating shaft to rotate, so that the plurality of coils 9 synchronously pay out, the guide tube 1 is placed on the positioning components, then the transportation of the next guide tube 1 is continuously completed, and the connection between two adjacent guide tubes 1 is completed through the spiral screw joint of the guide tube 1. In this embodiment, a plurality of mobile trolleys can be arranged to work simultaneously, so that the speed of connecting the pipes is increased.

After the transportation of all the guide pipes 1 and the connection among the guide pipes 1 are sequentially completed, the first sealing head 3 and the second sealing head 4 are respectively arranged at the openings at the two ends of the filling pipe, the filling pipe is communicated with the water tightness detection mechanism 2, and then the water tightness test is carried out on the filling pipe through the water tightness detection mechanism 2 to detect the water tightness of the guide pipes 1. After the test is completed, a valve 6 on the second sealing head 4 is opened to drain water, and then the first sealing head 3 and the second sealing head 4 are detached.

In this embodiment, in order to prevent the situation that the moving trolley is difficult to push after lifting the catheter 1, two rollers may be disposed at intervals on the front side of the lower end of the moving bracket 7, a motor for driving the rollers to rotate is disposed on the moving bracket, and a universal wheel is disposed on the rear side of the lower end of the moving bracket, so as to facilitate steering. When the mobile trolley is moved, the corresponding idler wheels are driven by the motor to rotate slowly, and the moving direction of the mobile trolley is adjusted by a worker through adjusting the direction of the universal wheels.

In the above embodiment, the driving unit is a gear motor disposed on the moving support 7, and an output shaft of the gear motor is coaxially connected with the other end of the rotating shaft 8;

in the above embodiment, the connecting piece 10 is a steel pipe lifting clamp;

in the above embodiment, the water tightness detecting mechanism 2 is a water tightness testing machine;

in the above embodiment, as shown in fig. 3, the driving mechanism may be a driving mechanism of an existing electric mobile cart, that is, the roller is driven by the motor to roll to drive the mobile bracket 7 to move. The front and rear ends of the lower end of the movable bracket 7 are respectively provided with a group of driving mechanisms of the existing electric movable trolley.

Preferably, as another embodiment of the present utility model, the positioning assembly includes two supporting frames 12 and two limiting rods 13 that are disposed at intervals, as shown in fig. 2, the supporting frames 12 are provided with semicircular positioning slots corresponding to the catheter 1, the limiting rods 13 are disposed parallel to the axes of the positioning slots, and two ends of the limiting rods are detachably connected with the two supporting frames 12 respectively.

In this embodiment, the two support frames 12 are connected by the two limiting rods 13, so that the positioning grooves on the two support frames 12 are coaxial, and the catheter 1 can be stably placed on the two support frames 12 and fixed by the two positioning grooves.

When the limiting rod 13 is connected with the supporting frame 12, two positioning pieces are arranged at two ends of the supporting frame 12 at intervals, positioning holes are formed in the positioning pieces, protrusions corresponding to the positioning holes are arranged at two ends of the limiting rod 13, and the protrusions can be embedded in any one of the positioning holes. In addition, in order to ensure that all the positioning grooves are coaxial, a limiting rod 13 can be arranged between two adjacent supporting frames 12 of two adjacent positioning assemblies.

Preferably, as another embodiment of the present utility model, the high-pressure water pipe 5 is provided with a pressure stabilizing valve 14.

In this embodiment, a pressure stabilizing valve 14 is provided on the high-pressure water pipe 5 to reduce and stabilize the pressure in the perfusion pipe to a constant value, so as to facilitate the watertight test of the catheter 1.

Although embodiments of the present utility model have been disclosed above, it is not limited to the details and embodiments shown, it is well suited to various fields of use for which the utility model is suited, and further modifications may be readily made by one skilled in the art, and the utility model is therefore not to be limited to the particular details and examples shown and described herein, without departing from the general concepts defined by the claims and the equivalents thereof.

Claims

1. The utility model provides a pipe water tightness test device for perfusion tube that many pipes (1) splice, a serial communication port, including water tightness detection mechanism (2), multiunit are used for placing locating component, first head (3), second head (4) and at least one travelling car of pipe (1), locating component sets up side by side on same line, first head (3) with second head (4) set up respectively perfusion tube's both ends opening part, first head (3) pass through high-pressure water pipe (5) with water tightness detection mechanism (2) are connected, be equipped with valve (6) on second head (4), travelling car includes movable support (7), axis of rotation (8) and drive unit, movable support (7) lower extreme is equipped with a plurality of universal wheels, axis of rotation (8) level set up on movable support (7), its one end with movable support (7) rotate and be connected, its other end is in with the drive unit transmission who sets up on movable support (7) is connected, be equipped with reel (9) are equipped with reel (9) respectively through reel (10) between reel (10).

2. A catheter water tightness test device as claimed in claim 1, wherein said driving unit is a gear motor provided on said movable bracket (7), and an output shaft of said gear motor is coaxially connected to the other end of said rotation shaft (8).

3. A catheter watertightness test apparatus as claimed in claim 1, wherein said connector (10) is a steel tube lifting clamp.

4. A catheter water tightness test device as claimed in claim 1, wherein the water tightness detection mechanism (2) is a water tightness test machine.

5. The catheter water tightness test device according to claim 1, wherein the positioning assembly comprises two supporting frames (12) and two limiting rods (13) which are arranged at intervals, the supporting frames (12) are provided with semicircular positioning grooves corresponding to the catheter (1), the limiting rods (13) are arranged in parallel with the axes of the positioning grooves, and two ends of each limiting rod are detachably connected with the two supporting frames (12).

6. The catheter water tightness test device according to claim 5, wherein two positioning pieces are arranged at two ends of the supporting frame (12) at intervals, positioning holes are formed in the positioning pieces, protrusions corresponding to the positioning holes are arranged at two ends of the limiting rod (13), and the protrusions can be embedded in any positioning hole.

7. A catheter water tightness test device as claimed in claim 1, wherein the high-pressure water pipe (5) is provided with a pressure stabilizing valve (14).