Pressure testing device for socket of socket-and-spigot municipal water supply pipeline

Abstract

The invention discloses a pressure testing device for a socket of a socket-and-spigot municipal water supply pipeline, and relates to the technical field of pipeline testing. The pressure testing device of the socket type municipal water supply pipeline socket comprises a movable base, a high-pressure pump and communication assemblies, the high-pressure pump is arranged above the movable base, and the communication assemblies are arranged at the output end and the input end of the high-pressure pump and connected with the output end and the input end of the high-pressure pump. The communicating assembly is used for connecting the output end and the input end of the high-pressure pump with an external water conveying pipeline and a municipal water supply pipeline. According to the pressure testing device for the socket-and-spigot municipal water supply pipeline socket, a hot melt material can be poured into a space formed by the socket-and-spigot municipal water supply pipeline socket, the butt joint opening and the intercepting net ring, and the space between the socket-and-spigot municipal water supply pipeline socket and the outer wall of the butt joint opening is sealed through cooling of the hot melt material; the efficiency and effect of sealing connection operation are improved, and meanwhile, the connecting and sealing requirements of socket and spigot type municipal water supply pipeline sockets of different specifications can be met.

Description

Technical Field

[0001] The invention relates to the technical field of pipeline testing, in particular to a pressure testing device for the socket of a spigot-and-socket municipal water supply pipeline. Background Art

[0002] The pressure test device for the socket of the socket-type municipal water supply pipe is mainly used in the construction and acceptance process of municipal water supply pipes to detect whether there are leakage and sealing problems at the pipe joints (especially the socket); the traditional pipe connection method may have poor interface sealing due to construction quality or pipe aging, thus affecting the safety and service life of the pipe network; the pressure test device simulates the pressure conditions of the pipe in the actual working environment by applying specified water pressure or air pressure at the pipe socket, and detects whether the socket connection is tight, so as to ensure the long-term stability and safety of the pipe after it is put into use; this device plays an important role in pipeline construction, quality inspection, and daily maintenance.

[0003] A pressure testing device for the socket of a socket-and-spigot municipal water supply pipe with publication number CN210662338U comprises a pressure testing pipe; one end of the pressure testing pipe is inserted into the pipe socket and sealedly connected to the inner wall of the pipe socket, and the other end of the pressure testing pipe is sealed and fixedly mounted with a flange blind plate; an injection pipe and a pressure valve are fixedly mounted on the flange blind plate, wherein the water injection pipe is also connected to a pressure gauge and a pressure relief valve; a pulling fixing unit is fixedly connected between the flange blind plate and the outer wall of the pipe socket; segmented pressure testing can be carried out at the installed pipe socket position, without the need to carry out pressure testing after the overall pipeline is laid, without the need to repeatedly excavate the road surface, and the structure is simple and easy to disassemble and assemble.

[0004] The pressure testing device for the socket of the above-mentioned socket-and-spigot type municipal water supply pipe is difficult to seal the pressure test pipe and the pipe socket, and the specifications of different pipe sockets are different, so the sealing operation is more difficult, which affects the effect and efficiency of the testing operation; for this reason, a new type of pressure testing device for the socket of the socket-and-spigot type municipal water supply pipe is provided, which can quickly connect the test pipe and the pipe socket to solve the above-mentioned problem. Summary of the invention

[0005] The purpose of the present invention is to solve at least one of the technical problems existing in the prior art and to provide a pressure testing device for the socket of a socket-type municipal water supply pipe, which can solve the problems raised by the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a pressure testing device for the socket of a spigot-type municipal water supply pipe, comprising a movable base, a high-pressure pump and a connecting component, wherein the high-pressure pump is arranged above the movable base, the connecting component is arranged at the output end and the input end of the high-pressure pump and connected to the two, and the connecting component is used to connect the output end and the input end of the high-pressure pump to an external water supply pipe and a municipal water supply pipe;

[0007] It also includes a docking component and a pouring component. The docking component is arranged at a position of the connecting component away from the high-pressure pump and is connected to the high-pressure pump. The position of the docking component away from the connecting component can be docked with the socket of the socket-type municipal water supply pipe. The pouring component is arranged at the docking component and is used to seal the docking position between the socket of the socket-type municipal water supply pipe and the docking component.

[0008] Preferably, the connecting component includes a connecting pipe, a pipe clamp, a multi-pipe and a pressure gauge. The input end of the high-pressure pump is connected to the connecting pipe, and the end of the connecting pipe is installed with a pipe clamp. The output end of the high-pressure pump is connected to the multi-pipe. The multi-pipe is designed in a U-shaped structure. A pressure gauge for monitoring the internal pressure of the multi-pipe is provided near the high-pressure pump.

[0009] Preferably, the connecting component also includes a three-way pipe fitting, a pressure-resistant hose and a valve component. The end of the multi-pipe away from the high-pressure pump is installed with a three-way pipe fitting connected to the interior thereof, and the two groups of ends of the three-way pipe fitting away from the multi-pipe are both provided with pipe clamps. The middle section of the multi-pipe is detachably connected with a pressure-resistant hose connected to the interior thereof through the pipe clamp, and a valve component for controlling the opening and closing of this section of the multi-pipe is provided at a position of the multi-pipe close to the pressure-resistant hose, and the ends of the three-way pipe fitting away from the multi-pipe are both provided with valve components for controlling the opening and closing thereof.

[0010] Preferably, the docking assembly includes a docking pipe and a docking port, the docking pipe is connected to the pressure-resistant hose at a position away from the multi-pipe, the docking pipe is integrally provided with a docking port connected to the interior thereof at a position away from the pressure-resistant hose, and the docking port is a conical hollow structure.

[0011] Preferably, the docking assembly also includes electric heating pipe fittings and interception net rings. The outer wall of the docking interface and the outer wall of the docking pipe near the docking interface are connected with an interception net ring with a ring structure. Multiple groups of electric heating pipe fittings distributed in a ring array are connected between the two groups of interception net rings. The electric heating pipe fittings are used to hot-melt the hot-melt material. After the docking interface is inserted into the socket of the socket-type municipal water supply pipe, a sealed space is formed between the two groups of interception net rings and the socket of the socket-type municipal water supply pipe.

[0012] Preferably, the perfusion component includes a material pump, a support and a perfusion hose A. Two groups of symmetrically distributed supports are installed on the outer wall of the docking pipe, one group of supports is provided with a material pump, the output end of the material pump is connected to the perfusion hose A, and a group of interception net rings away from the docking interface are provided with a penetrating perfusion port. The end of the perfusion hose A away from the material pump is connected to the perfusion port on the group of interception net rings and extends between the two groups of interception net rings to perfuse hot melt material into the sealed space. Through the coordinated design of the high-pressure pump, the connecting component and the docking component, the hot melt material can be poured into the space formed by the socket of the socket-type municipal water supply pipe, the docking interface and the interception net ring, and the socket of the socket-type municipal water supply pipe and the outer wall of the docking interface are sealed by cooling the hot melt material, thereby improving the efficiency and effect of the sealing connection operation.

[0013] Preferably, the perfusion assembly also includes a perfusion hose B and a hot melt box, and a hot melt box that can melt and store hot melt material is arranged on another set of supports. The input end of the material pump is connected to the perfusion hose B, and the end of the perfusion hose B away from the material pump is connected to and communicated with the hot melt box, and the hot melt box is filled with hot melt material.

[0014] Preferably, a machine base is installed on the top of the movable base, the high-pressure pump is mounted on the machine base, a mounting bracket is installed on the top of the movable base, a control box is installed on the mounting bracket, the control box is electrically connected to the high-pressure pump, pressure gauge, electric heating pipe fittings, material pump and hot melt box, a support rod is connected between the bottom of the control box and the top of the movable base, a push handle is installed on the top of the movable base, and reinforcing ribs are connected between the outer wall of the push handle and the top of the movable base.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] (1) The pressure testing device for the socket of the spigot-and-socket municipal water supply pipe, through the coordinated design of a high-pressure pump, a connecting component and a docking component, can inject hot melt into the space formed by the socket of the spigot-and-socket municipal water supply pipe, the docking interface and the interception net ring, and seal the socket of the spigot-and-socket municipal water supply pipe and the outer wall of the docking interface by cooling the hot melt, thereby improving the efficiency and effect of the sealing connection operation. At the same time, it can also meet the connection sealing requirements of the spigot-and-socket municipal water supply pipe sockets of different specifications, thereby improving the scope and scenarios of application.

[0017] (2) The pressure testing device for the socket of the socket-type municipal water supply pipe can be connected to multiple groups of socket-type municipal water supply pipe sockets at the same time through the coordinated design of the connecting components and the control box, which is beneficial to improving the testing efficiency of the device. At the same time, it can also monitor each group of test data in real time, provide guarantee for the stability of the test operation, and ensure the realization of the socket-type municipal water supply pipe socket testing operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The present invention is further described below in conjunction with the accompanying drawings and embodiments:

[0019] Figure 1 It is a front perspective view of the present invention;

[0020] Figure 2 is a rear perspective view of the present invention;

[0021] Figure 3 It is a front view of the present invention;

[0022] Figure 4 It is an enlarged view of part A of the present invention;

[0023] Figure 5 It is a rear view of the present invention;

[0024] Figure 6 It is a top view of the present invention.

[0025] Figure numerals: 1. movable base; 2. high-pressure pump; 3. machine base; 4. connecting component; 41. connecting pipe; 42. pipe clamp; 43. multi-connected pipe; 44. pressure gauge; 45. three-way pipe fitting; 46. pressure hose; 47. valve component; 5. docking component; 51. docking pipe; 52. docking port; 53. electric heating pipe fitting; 54. interception net ring; 6. perfusion component; 61. material pump; 62. support; 63. perfusion hose A; 64. perfusion hose B; 65. hot melt box; 7. mounting bracket; 8. control box; 9. bracket rod; 10. push handle; 11. reinforcing rib. DETAILED DESCRIPTION

[0026] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0027] In the description of the present invention, it should be understood that descriptions involving orientations, such as up, down, front, back, left, right, etc., and orientations or positional relationships indicated are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0028] In the description of the present invention, "greater than", "less than", "exceed" etc. are understood as not including the number itself, and "above", "below", "within" etc. are understood as including the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0029] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0030] See also Figure 1-6 The present invention provides a technical solution: a pressure testing device for the socket of a spigot-and-socket municipal water supply pipeline, comprising a movable base 1, a high-pressure pump 2 and a connecting component 4, wherein the high-pressure pump 2 is arranged above the movable base 1, the connecting component 4 is arranged at the output end and the input end of the high-pressure pump 2 and connected to the two, and the connecting component 4 is used to connect the output end and the input end of the high-pressure pump 2 with an external water delivery pipeline and a municipal water supply pipeline; and further comprising a docking component 5 and a perfusion component 6, wherein the docking component 5 is arranged at a position of the connecting component 4 away from the high-pressure pump 2 and connected to the same, and the portion of the docking component 5 away from the connecting component 4 can be connected to the socket of the spigot-and-socket municipal water supply pipeline. The connection assembly 4 includes a connecting pipe 41, a pipe clamp 42, a multi-connected pipe 43 and a pressure gauge 44. The input end of the high-pressure pump 2 is connected to the connecting pipe 41, and the end of the connecting pipe 41 is installed with a pipe clamp 42. The output end of the high-pressure pump 2 is connected to the multi-connected pipe 43, which is designed in a U-shaped structure. The multi-connected pipe 43 is provided with a pressure gauge 44 for monitoring the internal pressure thereof near the high-pressure pump 2. The connecting assembly 4 also includes a three-way pipe fitting 45, a pressure-resistant hose 46 and a valve member. 47, the end of the multi-connected pipe 43 away from the high-pressure pump 2 is installed with a three-way pipe fitting 45 connected to the inside thereof, and the two ends of the three-way pipe fitting 45 away from the multi-connected pipe 43 are both provided with pipe clamps 42, and the middle section of the multi-connected pipe 43 is detachably connected with a pressure-resistant hose 46 connected to the inside thereof through the pipe clamp 42, and the position of the multi-connected pipe 43 near the pressure-resistant hose 46 is provided with a valve member 47 for controlling the opening and closing of the multi-connected pipe 43, and the ends of the three-way pipe fitting 45 away from the multi-connected pipe 43 are both provided with valve members 47 for controlling the opening and closing thereof, which can be opened and closed by connecting the socket and the butt joint 52 of the socket-type municipal water supply pipe and the interception net ring 5 4, hot melt box 65 is controlled to heat the hot melt therein, and then the material pump 61 is controlled to start, and the heated hot melt is poured into the space between the two groups of injection hoses B64 through the injection hose B64 and the injection hose A63. After the hot melt is cooled between the two groups of interception net rings 54, the socket of the socket-type municipal water supply pipe and the docking pipe 51 are sealed, and the socket of the socket-type municipal water supply pipe and the outer wall of the docking interface 52 are sealed by cooling of the hot melt, thereby improving the efficiency and effect of the sealing connection operation, and at the same time, it can also meet the connection sealing requirements of the sockets of socket-type municipal water supply pipes with different specifications.

[0031] The docking assembly 5 includes a docking pipe 51 and a docking port 52. The docking pipe 51 is connected to the position of the pressure-resistant hose 46 away from the multi-connected pipe 43. The docking pipe 51 is integrally provided with a docking port 52 connected to the interior thereof at a position away from the pressure-resistant hose 46. The docking port 52 is a conical hollow structure. The docking assembly 5 also includes an electric heating pipe 53 and an interception net ring 54. The outer wall of the docking port 52 and the outer wall of the docking pipe 51 near the docking port 52 are both connected with an interception net ring 54 with a ring structure. Multiple groups of electric heating pipes 53 distributed in a ring array are connected between the two groups of interception net rings 54. The pipe fitting 53 is used to hot-melt the hot-melt material. After the butt joint 52 is inserted into the socket of the socket-and-spigot municipal water supply pipe, a sealed space is formed between the two groups of interception net rings 54 and the socket of the socket-and-spigot municipal water supply pipe. The pouring assembly 6 includes a material pump 61, a support 62 and a pouring hose A63. Two groups of symmetrically distributed supports 62 are installed on the outer wall of the butt joint pipe 51, one group of supports 62 is provided with a material pump 61, and the output end of the material pump 61 is connected to the pouring hose A63. A group of interception net rings 54 away from the butt joint 52 is provided with a penetrating pouring port, and the end of the pouring hose A63 away from the material pump 61 is connected to the group of interception net rings 54. The filling port on 4 is connected and extends into between the two groups of interception net rings 54 to fill the sealed space with hot melt material. The filling component 6 also includes a filling hose B64 and a hot melt box 65. Another group of supports 62 is provided with a hot melt box 65 that can melt and store the hot melt material. The input end of the material pump 61 is connected to the filling hose B64, and the end of the filling hose B64 away from the material pump 61 is connected and communicated with the hot melt box 65. The hot melt box 65 is filled with hot melt material. Through the coordinated design of the connecting component 4 and the control box 8, it can be connected to multiple groups of socket-type municipal water supply pipe sockets at the same time, which is conducive to improving the testing efficiency of the device. At the same time, each group of test data can be monitored in real time to provide guarantee for the stability of the test operation. A base 3 is installed on the top of the movable base 1, and the high-pressure pump 2 is mounted on the base 3. A mounting bracket 7 is mounted on the top of the movable base 1, and a control box 8 is installed on the mounting bracket 7. The control box 8 is electrically connected to the high-pressure pump 2, the pressure gauge 44, the electric heating pipe 53, the material pump 61 and the hot melt box 65. A support rod 9 is connected between the bottom of the control box 8 and the top of the movable base 1. A push handle 10 is installed on the top of the movable base 1, and a reinforcing rib 11 is connected between the outer wall of the push handle 10 and the top of the movable base 1.

[0032] Working principle: connect the connecting pipe 41 to the pipe connected to the external water source through the pipe clamp 42, then insert the docking pipe 51 and the docking port 52 into the socket of the socket-type municipal water supply pipe to be tested, the interception net ring 54 fits with the inner wall of the socket of the socket-type municipal water supply pipe, control the hot melt box 65 to heat the hot melt material inside it, and then control the material pump 61 to start, and pour the heated hot melt material into the space between the two groups of pouring hoses B64 through the pouring hose B64 and the pouring hose A63. After the hot melt material cools between the two groups of interception net rings 54, it seals the socket of the socket-type municipal water supply pipe and the docking pipe 51;

[0033] Control the high-pressure pump 2 to start, and then control each group of three-way pipe fittings 45 to start, to ensure that the high-pressure pump 2 delivers water to the connected socket of the socket-type municipal water supply pipe through the connecting component 4, and test the socket of this group of socket-type municipal water supply pipes.

[0034] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A pressure testing device for the socket of a spigot-and-socket municipal water supply pipe, characterized in that: include: A movable base (1), a high-pressure pump (2) and a connecting component (4), wherein the high-pressure pump (2) is arranged above the movable base (1), the connecting component (4) is arranged at the output end and the input end of the high-pressure pump (2) and connected to the two, and the connecting component (4) is used to connect the output end and the input end of the high-pressure pump (2) to an external water pipeline and a municipal water supply pipeline; A docking component (5) and a pouring component (6), wherein the docking component (5) is arranged at a position of the connecting component (4) away from the high-pressure pump (2) and is connected to the high-pressure pump (2), and the position of the docking component (5) away from the connecting component (4) can be docked with the socket of the spigot-type municipal water supply pipeline, and the pouring component (6) is arranged at the docking component (5) and is used to seal the docking position between the socket of the spigot-type municipal water supply pipeline and the docking component (5).

2. A pressure testing device for the socket of a spigot-and-socket municipal water supply pipe according to claim 1, characterized in that: The connecting component (4) comprises a connecting pipe (41), a pipe clamp (42), a multi-connected pipe (43) and a pressure gauge (44); the input end of the high-pressure pump (2) is connected to the connecting pipe (41); the end of the connecting pipe (41) is provided with a pipe clamp (42); the output end of the high-pressure pump (2) is connected to the multi-connected pipe (43); the multi-connected pipe (43) is designed in a U-shaped structure; a pressure gauge (44) for monitoring the internal pressure of the multi-connected pipe (43) is provided at a position close to the high-pressure pump (2).

3. A pressure testing device for the socket of a spigot-and-socket municipal water supply pipe according to claim 2, characterized in that: The connecting assembly (4) further comprises a three-way pipe fitting (45), a pressure-resistant hose (46) and a valve member (47); the end of the multi-connected pipe (43) away from the high-pressure pump (2) is provided with a three-way pipe fitting (45) in communication with the interior thereof; both ends of the three-way pipe fitting (45) away from the multi-connected pipe (43) are provided with pipe clamps (42); the middle section of the multi-connected pipe (43) is detachably connected to a pressure-resistant hose (46) in communication with the interior thereof via the pipe clamp (42); a valve member (47) for controlling the opening and closing of the multi-connected pipe (43) is provided at a position of the multi-connected pipe (43) close to the pressure-resistant hose (46); and the ends of the three-way pipe fitting (45) away from the multi-connected pipe (43) are provided with valve members (47) for controlling the opening and closing thereof.

4. A pressure testing device for the socket of a spigot-and-socket municipal water supply pipe according to claim 3, characterized in that: The docking assembly (5) comprises a docking pipe (51) and a docking port (52); the docking pipe (51) is connected to a position of the pressure-resistant hose (46) away from the multi-connected pipe (43); the docking pipe (51) is integrally formed with a docking port (52) in communication with the interior of the pressure-resistant hose (46) at a position of the pressure-resistant hose (46); and the docking port (52) is a conical hollow structure.

5. A pressure testing device for the socket of a spigot-and-socket municipal water supply pipe according to claim 4, characterized in that: The docking assembly (5) further comprises an electric heating pipe fitting (53) and an interception net ring (54); the outer wall of the docking port (52) and the outer wall of the docking pipe (51) near the docking port (52) are both connected with an interception net ring (54) of an annular structure; a plurality of groups of electric heating pipe fittings (53) distributed in an annular array are connected between the two groups of interception net rings (54); the electric heating pipe fittings (53) are used to perform hot melting on the hot melt material; after the docking port (52) is inserted into the socket of the socket-type municipal water supply pipe, a sealed space is formed between the two groups of interception net rings (54) and the socket of the socket-type municipal water supply pipe.

6. A pressure testing device for the socket of a spigot-and-socket municipal water supply pipe according to claim 5, characterized in that: The pouring assembly (6) comprises a material pump (61), a support (62) and a pouring hose A (63). Two groups of symmetrically distributed supports (62) are installed on the outer wall of the docking pipe (51). The material pump (61) is arranged on one group of supports (62). The output end of the material pump (61) is connected to the pouring hose A (63). A group of intercepting net rings (54) away from the docking port (52) is provided with a pouring port extending therethrough. The end of the pouring hose A (63) away from the material pump (61) is connected to the pouring port on the group of intercepting net rings (54) and extends between the two groups of intercepting net rings (54) to pour hot melt material into the sealed space.

7. A pressure testing device for the socket of a spigot-and-socket municipal water supply pipe according to claim 6, characterized in that: The pouring assembly (6) further comprises a pouring hose B (64) and a hot melt box (65); another set of supports (62) is provided with a hot melt box (65) capable of hot-melting and storing hot melt material; the input end of the material pump (61) is connected to the pouring hose B (64); the end of the pouring hose B (64) away from the material pump (61) is connected to and communicates with the hot melt box (65); the hot melt box (65) is filled with hot melt material.

8. A pressure testing device for the socket of a spigot-and-socket municipal water supply pipe according to claim 7, characterized in that: The movable base (1) has a base (3) mounted on the top, the high-pressure pump (2) is mounted on the base (3), the movable base (1) has a mounting bracket (7) mounted on the top, a control box (8) is mounted on the mounting bracket (7), the control box (8) is electrically connected to the high-pressure pump (2), the pressure gauge (44), the electric heating pipe (53), the material pump (61) and the hot melt box (65), a support rod (9) is connected between the bottom of the control box (8) and the top of the movable base (1), a push handle (10) is mounted on the top of the movable base (1), and a reinforcing rib (11) is connected between the outer wall of the push handle (10) and the top of the movable base (1).

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