CN217843052U

CN217843052U - Pump truck pipe joint connecting structure

Info

Publication number: CN217843052U
Application number: CN202222007330.6U
Authority: CN
Inventors: 王森; 张瑞琴; 王嘉琪; 王楚
Original assignee: Qingdao Unite Machinery Co ltd
Current assignee: Qingdao Unite Machinery Co ltd
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2022-11-18
Anticipated expiration: 2032-08-01

Abstract

The utility model relates to a pump truck coupling joint technical field specifically is a pump truck coupling joint structure, establish the connecting pipe that connects the outside including joint and the cover of pump truck pipe, be provided with first sealing washer in the connecting pipe, radially run through there is the bolt on the casing of connecting pipe, set up the thread groove with bolt looks adaptation on the joint, be provided with the second sealing washer in the connecting pipe, seted up in the casing of connecting pipe and held the chamber, it is provided with the inserted bar to hold the intracavity, the other end of inserted bar runs through the casing of connecting pipe and imbeds one side of advancing the second sealing washer, the inserted bar periphery just is located the top of fixed plate and holds the chamber wall in chamber and between the cover be equipped with the spring, just be located the inserted bar on the joint and seted up the bevel connection groove under. The utility model discloses a set up radial bolt and thread groove and fix connecting pipe and joint, need rotate together with the connecting pipe when avoiding threaded connection to the setting can imbed the second sealing washer that connects, has improved the leakproofness of connecting pipe.

Description

Pump truck pipe joint connecting structure

Technical Field

The utility model relates to a pump truck coupling joint technical field specifically is a pump truck coupling joint structure.

Background

In recent years, due to climate reasons, heavy rainfall often occurs in big and small cities across the country to the flood season, the heavy rainfall or continuous rainfall exceeds the design standard of a city drainage system or the flood disaster occurs when the streets in the city are flooded due to the blockage of a drainage system pipe network, the demand of flood prevention mobile pump trucks of various cities is continuously increased by flood prevention departments, and the mobile pump trucks are widely applied to the severe sand and dust environments such as urban waterlogging drainage, agricultural drought-resistant water supply, equipment matching water supply and the like due to the characteristics of large flow, small volume and the like.

When current portable pump truck with water piping connection, adopt to rotate the connecting pipe usually and make its and water pump pipe coupling carry out the mode that threaded connection and be connected fixedly, these some operation methods, the connection speed is slower, and needs the instrument of preparing, and the connecting pipe is not convenient for rotate the connecting pipe for a long time moreover, has increased the preparation time of pump truck.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pump truck coupling connection structure to solve the problem that proposes in the above-mentioned background art.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a pump truck pipe joint connection structure, establishes at the outside connecting pipe of joint including the joint and the cover of pump truck pipe, be provided with first sealing washer in the connecting pipe, the surface and the connecting pipe inner wall of first sealing washer closely laminate, radially run through there is the bolt on the casing of connecting pipe, the bolt is located the outside one end fixedly connected with nut of connecting pipe, and the bolt is located the inside one end of connecting rod and runs through first sealing washer, set up the thread groove with bolt looks adaptation on the joint, one side that just is located first sealing washer in the connecting pipe is provided with the second sealing washer, one side and the connecting pipe inner wall fixed connection of second sealing washer, just be located the second sealing washer and seted up directly over and hold the chamber in the casing of connecting pipe, the flexible chamber has been seted up to just being located the top that holds the chamber in the casing of connecting pipe, it is provided with the inserted bar to hold the intracavity, the one end of inserted bar stretches into the flexible chamber, the other end of inserted bar runs through the casing of connecting pipe and imbeds one side of second sealing washer, the inside that just is located and holds the chamber has cup jointed the fixed plate on the inserted bar, the inserted bar periphery and be located the top of fixed plate and the chamber wall of holding the chamber, the cover is equipped with the oblique groove just, the first below of seting.

Optionally, a partition board is fixedly connected to one side, close to the joint, of the connecting pipe, a rotating plate is hinged to the partition board, and the rotating plate rotates in a single direction in a direction away from the joint.

Optionally, the joint has been seted up the guide way along the length direction of pumper pipe, and fixedly connected with and the guide strip of guide way looks adaptation between first sealing washer and the second sealing washer.

Optionally, the spring is made of a waterproof stainless steel material and is in a compressed state in a natural state.

Compared with the prior art, the utility model provides a pump truck coupling connection structure possesses following beneficial effect:

1. the utility model fixes the connecting pipe and the joint by arranging the radial bolt and the thread groove, avoids the problem that the connecting pipe needs to be integrally rotated when the connecting pipe and the joint are in threaded connection in the prior art, is convenient to disassemble and assemble, and is provided with the second sealing ring which can be embedded into the joint, thereby improving the sealing property of the connecting pipe and reducing the situation of water leakage after being connected with the pump truck pipe joint;

2. the utility model discloses a position that is close to the joint in the connecting tube sets up one-way pivoted rotor plate, when the water pump pipe stops carrying rivers, plays the effect of anti-return, and the practicality is higher.

Drawings

FIG. 1 is a front view of the internal structure of the present invention;

FIG. 2 is an enlarged view of the section A of FIG. 1 according to the present invention;

fig. 3 is a schematic view of the structure of the guide groove of the present invention.

In the figure: 1. a joint; 2. a connecting pipe; 3. a first seal ring; 4. a bolt; 5. a nut; 6. a thread groove; 7. a second seal ring; 8. an accommodating chamber; 9. a telescoping chamber; 10. a fixing plate; 11. a spring; 12. a bevel groove; 13. a partition plate; 14. a rotating plate; 15. a guide groove; 16. and (4) inserting the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a pump truck pipe joint connecting structure comprises a joint 1 of a pump truck pipe and a connecting pipe 2 sleeved outside the joint 1, a partition plate 13 is fixedly connected to one side, close to the joint 1, in the connecting pipe 2, a rotating plate 14 is hinged to the partition plate 13, the rotating plate 14 rotates in a one-way direction far away from the joint 1, the rotating plate 14 plays a role in preventing backflow, a first sealing ring 3 is arranged in the connecting pipe 2, the outer surface of the first sealing ring 3 is tightly attached to the inner wall of the connecting pipe 2, a bolt 4 radially penetrates through a shell of the connecting pipe 2, one end, located outside the connecting pipe 2, of the bolt 4 is fixedly connected with a nut 5, one end, located inside the connecting rod, of the bolt 4 penetrates through the first sealing ring 3, a thread groove 6 matched with the bolt 4 is formed in the joint 1, a second sealing ring 7 is arranged on one side, located inside the connecting pipe 2 and located on the first sealing ring 3, one side of the second sealing ring 7 is fixedly connected with the inner wall of the connecting pipe 2, a containing cavity 8 is formed in the shell of the connecting pipe 2 and located right above the second sealing ring 7, a telescopic cavity 9 is formed in the shell of the connecting pipe 2 and located above the containing cavity 8, an inserted bar 16 is arranged in the containing cavity 8, one end of the inserted bar 16 extends into the telescopic cavity 9, the other end of the inserted bar 16 penetrates through the shell of the connecting pipe 2 and is embedded into one side of the second sealing ring 7, a fixing plate 10 is sleeved on the inserted bar 16 and located inside the containing cavity 8, a spring 11 is sleeved on the periphery of the inserted bar 16 and located between the top of the fixing plate 10 and the cavity wall of the containing cavity 8, the spring 11 is made of waterproof stainless steel materials, the spring 11 is in a compression state in a natural state, an inclined groove 12 is formed in the joint 1 and located right below the inserted bar 16, at least four inclined grooves 12 are uniformly formed in the inserting bar 16 and the inclined groove 12 along the circumferential direction of the connecting pipe 2 and the joint 1, the connecting pipe 2 and the joint 1 are fixed by arranging the radial bolt 4 and the thread groove 6, so that the connecting pipe and the connecting pipe are prevented from rotating together during threaded connection, the disassembly and the assembly are convenient, and the second sealing ring 7 which can be embedded into the joint 1 is arranged, so that the sealing property of the connecting pipe 2 is improved, and the condition of water leakage after the pipe joint of the pump truck is connected is reduced;

referring to fig. 3, a guide groove 15 is formed in the joint 1 along the length direction of the pump truck pipe, a guide strip matched with the guide groove 15 is fixedly connected between the first seal ring 3 and the second seal ring 7, the guide groove 15 and the guide strip guide the connecting pipe 2, so that the connecting pipe 2 can move on the joint 1 along a track, the bolt 4 is aligned with the thread groove 6 more easily, the guide strip is made of an elastic material, and the guide strip can be separated from the guide groove 15 by forcibly rotating the connecting pipe 2.

The working principle is as follows: when the pump truck pipe is connected, a guide strip in the connecting pipe 2 is aligned with a guide groove 15 on the joint 1 and pushes the connecting pipe 2, when the bolt 4 moves above the thread groove 6, the nut 5 is rotated to fix the connecting pipe 2 and the joint 1, at the moment, the second sealing ring 7 moves above the bevel groove 12, and the inserting rod 16 inserts one side of the second sealing ring 7 into the bevel groove 12 under the action of the resilience force of the spring 11, so that secondary sealing is realized on the connecting pipe 2 and the joint 1; when the connecting pipe is disassembled, the bolt 4 is rotated to separate the bolt 4 from the thread groove 6, the connecting pipe 2 is rotated forcibly to separate the inserted rod 16 from the bevel groove 12, and the connecting pipe 2 is slid outwards to realize the disassembly.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a component of' 8230; \8230;" does not exclude the presence of additional identical elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pump truck coupling connection structure, includes that joint (1) and the cover of pump truck pipe establish connecting pipe (2) that connect (1) outside, its characterized in that: a first sealing ring (3) is arranged in the connecting pipe (2), the outer surface of the first sealing ring (3) is tightly attached to the inner wall of the connecting pipe (2), a bolt (4) radially penetrates through the shell of the connecting pipe (2), one end, positioned outside the connecting pipe (2), of the bolt (4) is fixedly connected with a nut (5), one end, positioned inside the connecting rod, of the bolt (4) penetrates through the first sealing ring (3), a thread groove (6) matched with the bolt (4) is formed in the joint (1), a second sealing ring (7) is arranged in the connecting pipe (2) and positioned above the first sealing ring (3), one side of the second sealing ring (7) is fixedly connected with the inner wall of the connecting pipe (2), a containing cavity (8) is formed in the shell of the connecting pipe (2) and positioned right above the second sealing ring (7), a telescopic cavity (9) is formed in the shell of the connecting pipe (2) and positioned above the containing cavity (8), an inserting rod (16) is arranged in the containing cavity (8), one end of the inserting rod (16) extends into the telescopic cavity (9), the other end of the inserting rod (16) is embedded into the connecting pipe (10), and the fixing plate (10) penetrates through the connecting pipe (7), the spring (11) is sleeved between the periphery of the inserted bar (16) and the wall of the cavity containing the fixing plate (10) and the wall of the cavity (8), and the bevel groove (12) is formed in the joint (1) and located under the inserted bar (16).

2. The pump truck pipe joint connection structure according to claim 1, characterized in that: one side fixedly connected with baffle (13) that just is close to joint (1) in connecting pipe (2), articulated on baffle (13) have rotor plate (14), and rotor plate (14) to keeping away from the direction one-way rotation that connects (1).

3. The pump truck pipe joint connection structure according to claim 1, characterized in that: connect (1) and seted up guide way (15) along the length direction of pump truck pipe, and the gib block of fixedly connected with and guide way (15) looks adaptation between first sealing washer (3) and second sealing washer (7).

4. The pump truck pipe joint connection structure according to claim 1, wherein: the spring (11) is made of waterproof stainless steel materials, and the spring (11) is in a compressed state in a natural state.