Coupling device of sewage pump

Abstract

The utility model provides a sewage pump coupling device which comprises an L-shaped pipe, a supporting frame and an L-shaped frame connected with the L-shaped pipe, the L-shaped pipe is fixed above the supporting frame, the L-shaped frame is used for being fixed on a water outlet pipe of a sewage pump, a communicating hole is formed in the L-shaped frame, one end of the communicating hole is communicated with the L-shaped pipe, and the other end of the communicating hole is communicated with the supporting frame. One end of the communicating hole is communicated with the L-shaped pipe, the other end of the communicating hole is used for being communicated with a water outlet pipe of the sewage pump, a fixing plate is connected between the L-shaped frame and the L-shaped pipe, a temperature sensor is fixedly connected to the fixing plate, and the temperature sensor penetrates into the L-shaped pipe, so that the purpose of improving practicability is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage pump especially, relate to a sewage pump's coupling device. BACKGROUND

[0002] At present, the patent no. CN220816052U of China discloses a sewage pump coupling with limiting self-locking, including L type pipe, one end of L type pipe installs first base plate, one side of first base plate installs with the second base plate of sewage pump fixed connection, the recess of first base plate is opened in and is embedded with second base plate, the through slot of second base plate is opened in and is communicated with the inside of L type pipe, the lug of first base plate is installed and prevents second base plate from falling off, through the L type pipe, first base plate, recess, base groove, lug, second base plate and L type board that are equipped, through second base plate fixed on sewage pump, then utilize the recess of first base plate and open for second base plate embedding, by the lug to the second base plate is guided and is limited and prevents its falling off, by L type board embedding base groove further connects, it is convenient to install, need not stop adjusting position, can install completely once.

[0003] In order to meet the requirements of regulations and standards, the temperature of discharged sewage needs to be monitored and controlled to avoid thermal pollution to the water body ecology, which requires real-time temperature monitoring, which requires installing a temperature sensor on the coupling. This sewage pump coupling with limiting self-locking obviously does not have a position to install a temperature sensor, so it is not very practical. UTILITY MODEL CONTENTS

[0004] Therefore, the utility model aims to provide a sewage pump coupling device by setting a temperature sensor to improve practicality.

[0005] To solve the above technical problems, the technical scheme of the utility model is as follows: a sewage pump coupling device, including L type pipe, support frame, the L type pipe is fixed on the top of support frame, further including L shaped frame connected with L type pipe, the L shaped frame is used for fixing on the water outlet pipe of sewage pump, the L shaped frame is opened and communicated with the hole, one end of the communicated hole is communicated with L type pipe, the other end of communicated hole is used for communicating with the water outlet pipe of sewage pump, the L shaped frame and L type pipe are connected with fixed plate, the fixed plate is fixedly connected with temperature sensor, the temperature sensor is inserted into L type pipe.

[0006] The above technical scheme is realized, the L shaped frame is fixed on the water outlet pipe of sewage pump, then the L type pipe is fixed on the L shaped frame, the fixed plate is fixed between the L shaped frame and the L type pipe, the temperature sensor is fixed on the fixed plate, and the temperature sensor is inserted into the L type pipe. Thus, the water temperature can be monitored in real time to improve practicality.

[0007] As one preferred scheme of the utility model, the outer wall of the L-shaped pipe is fixedly connected with a convex ring, one side of the L-shaped frame facing the L-shaped pipe is fixedly connected with a convex block, a first inclined surface is formed in the convex block, and a second inclined surface is formed in the outer wall of the convex ring.

[0008] The L-shaped pipe rotates along the axis of the communication hole and the first inclined surface and the second inclined surface are in contact, so that the L-shaped frame tends to move close to the L-shaped pipe.

[0009] The above technical scheme is realized, after the L-shaped frame is fixed to the water outlet pipe of the sewage pump, the L-shaped pipe is only rotated along the axis of the communication hole, the first inclined surface and the second inclined surface are in contact, at this time, the L-shaped frame tends to move close to the L-shaped pipe, the L-shaped pipe is fixed to the L-shaped frame, and the connection between the L-shaped pipe and the L-shaped frame is more close and stable.

[0010] As one preferred scheme of the utility model, the one end of the L-shaped frame facing the L-shaped pipe is fixedly connected with a reinforcing ring located outside the communication hole, a close contact inclined surface is formed in the outer wall of the reinforcing ring, and the close contact inclined surface is used for being in close contact with the inner wall of the L-shaped pipe.

[0011] The above technical scheme is realized, when the L-shaped pipe and the L-shaped frame move towards each other, the close contact inclined surface is in close contact with the inner wall of the L-shaped pipe, and the sealing between the L-shaped pipe and the communication hole is further improved.

[0012] As one preferred scheme of the utility model, the side of the L-shaped frame away from the convex block is fixedly connected with a reinforcing plate, and a placing hole is formed in the reinforcing plate.

[0013] The above technical scheme is realized, the reinforcing plate is arranged, the bending part of the L-shaped frame is not easy to break, and the placing hole is arranged, so that the L-shaped frame is hoisted and transported.

[0014] As one preferred scheme of the utility model, the side wall of the L-shaped frame is provided with a positioning groove, the end of the fixing plate away from the L-shaped pipe is fixedly connected with an extension section, the extension section penetrates into the positioning groove, and the fixing plate is fixedly connected to the outer wall of the L-shaped pipe through a fixing bolt.

[0015] The above technical scheme is realized, the lower end of the fixing plate is fixed to the L-shaped pipe, the extension section is arranged in the positioning groove, so that the relative rotation between the L-shaped pipe and the L-shaped frame is limited, and the connection between the L-shaped pipe and the L-shaped frame is more stable.

[0016] As one preferred scheme of the utility model, the extension section is provided with a pull plate, the pull plate is integrally connected with a convex plate, the convex plate is located in the positioning groove, and the convex plate is fixed to the extension section through a locking bolt.

[0017] The fixed plate and the L-shaped pipe are separated, and the two fixed plates are pulled off from the L-shaped pipe at the same time by pulling the pull plate.

[0018] As a preferred scheme of the utility model, the temperature sensor comprises a platinum resistance sensor, and a locking sleeve is fixedly connected to the outer wall of the temperature sensor, the locking sleeve is threadedly connected to the fixed plate, and the fixed plate is provided with a limiting assembly for limiting one-way rotation of the locking sleeve.

[0019] The locking sleeve is threadedly connected to the fixed plate, the rotation of the locking sleeve is limited by the limiting assembly, and therefore the connection between the temperature sensor and the fixed plate is more stable.

[0020] As a preferred scheme of the utility model, the limiting assembly comprises a sliding groove, an elastic piece, a limiting groove, a sliding block and a positioning inclined surface, the sliding groove is arranged on the fixed plate, the sliding block is slidably connected to the sliding groove, one end of the elastic piece is connected to the sliding block, the other end of the elastic piece is connected to the inner wall of the sliding groove, the positioning inclined surface is arranged on the sliding block, a plurality of limiting grooves are arranged on the outer wall of the locking sleeve and are evenly distributed along the axis of the locking sleeve, and the positioning inclined surface is in abutment with the limiting groove.

[0021] The locking sleeve is rotated in the forward direction, the locking sleeve is screwed in the direction of approaching the fixed plate, the positioning inclined surface on the sliding block is in abutment with the limiting groove, the locking sleeve moves the sliding block in the direction of approaching the elastic piece under the guidance of the positioning inclined surface, the sliding block is embedded in the limiting groove under the elastic force of the elastic piece after the locking sleeve is screwed, the locking sleeve is subjected to the reverse rotation trend under the action of water pressure, the sliding block and the inner wall of the limiting groove and the inner wall of the sliding groove are in abutment at the same time, so that the reverse rotation of the locking sleeve is limited, and therefore the temperature sensor has better stability. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a structural schematic view of the utility model;

[0023] Figure 2 It is a top view structural schematic view of the utility model;

[0024] Figure 3 It is a position schematic view of the temperature sensor.

[0025] Label: 1, L-shaped pipe; 11, support frame; 2, L-shaped frame; 21, communication hole; 22, reinforcing plate; 221, placement hole; 3, convex ring; 31, second inclined surface; 4, convex block; 41, first inclined surface; 5, reinforcing ring; 51, abutting inclined surface; 6, fixed plate; 61, fixed bolt; 62, extension section; 63, positioning groove; 7, pull plate; 71, convex plate; 8, temperature sensor; 81, locking sleeve; 9, limiting assembly; 91, sliding groove; 92, elastic piece; 93, limiting groove; 94, sliding block; 95, positioning inclined surface. DETAILED DESCRIPTION

[0026] The specific embodiments of the utility model are further described in detail below in combination with the drawings, so that the technical scheme of the utility model is easier to understand and master.

[0027] A coupling device of a sewage pump, comprising an L-shaped pipe 1 and a support frame 11. The L-shaped pipe 1 is fixed above the support frame 11. An L-shaped frame 2 is fixed on the water outlet pipe (not shown in the figure) of the sewage pump by bolts, and a communication hole 21 is formed in the L-shaped frame 2. One end of the communication hole 21 communicates with the L-shaped pipe 1, and the other end of the communication hole 21 is used to communicate with the water outlet pipe of the sewage pump.

[0028] A convex ring 3 is fixedly connected to the outer wall of the L-shaped pipe 1, and a convex block 4 is fixedly connected to the side of the L-shaped frame 2 facing the L-shaped pipe 1. A first inclined surface 41 is formed in the convex block 4, and a second inclined surface 31 is formed in the outer wall of the convex ring 3. The thickness of the upper end of the convex ring 3 is much greater than the thickness of the lower end of the convex ring 3.

[0029] The L-shaped pipe 1 rotates along the axis of the communication hole 21 and makes the first inclined surface 41 abut against the second inclined surface 31, so that the L-shaped frame 2 tends to move closer to the L-shaped pipe 1. A reinforcing ring 5 is fixedly connected to the end of the L-shaped frame 2 facing the L-shaped pipe 1 and located outside the communication hole 21. The reinforcing ring 5 is coaxially arranged with the communication hole 21. An abutting inclined surface 51 is formed in the outer wall of the reinforcing ring 5, and the abutting inclined surface 51 is used to abut against the inner wall of the L-shaped pipe 1.

[0030] A reinforcing plate 22 is fixedly connected to the side of the L-shaped frame 2 opposite to the convex block 4, so that the bending part of the L-shaped frame 2 is not easy to break, and a placement hole 221 is formed in the reinforcing plate 22.

[0031] A fixed plate 6 is connected between the L-shaped frame 2 and the L-shaped pipe 1, and the lower end of the fixed plate 6 is fixedly connected to the outer wall of the L-shaped pipe 1 by a fixed bolt 61. The end of the fixed plate 6 away from the L-shaped pipe 1 is fixedly connected with a cylindrical extension section 62. Positioning grooves 63 are formed in the side wall of the L-shaped frame 2, and the two positioning grooves 63 are symmetrically arranged. The extension section 62 penetrates into the positioning grooves 63 to limit the relative rotation between the L-shaped frame 2 and the L-shaped pipe 1.

[0032] The pulling plate 7 is arranged on the upper surface of the extension section 62, and the convex plates 71 are integrally connected to the inner wall of the pulling plate 7, and the two convex plates 71 are oppositely arranged. The convex plates 71 are located in the positioning grooves 63, and the convex plates 71 are fixed to the extension section 62 by the locking pins.

[0033] The temperature sensor 8 is fixedly connected to the fixing plate 6 and penetrates into the L-shaped pipe 1. The sealing ring is fixed to the outer wall of the temperature sensor 8 to improve the sealing performance between the temperature sensor 8 and the L-shaped pipe 1.

[0034] The temperature sensor 8 is a platinum resistance sensor. The locking sleeve 81 is fixedly connected to the outer wall of the temperature sensor 8 and is screwed to the threaded hole of the fixing plate 6. The fixing plate 6 is provided with the limiting assembly 9 for limiting the one-way rotation of the locking sleeve 81.

[0035] The limiting assembly 9 includes the sliding groove 91, the elastic member 92, the limiting groove 93, the sliding block 94 and the positioning inclined surface 95. The sliding groove 91 is arranged on the fixing plate 6 and has a length direction along the radial direction of the threaded hole. The cross section of the sliding groove 91 is cross-shaped. The sliding block 94 is slidingly connected to the sliding groove 91. One end of the elastic member 92 is connected to the sliding block 94, and the other end of the elastic member 92 is connected to the inner wall of the sliding groove 91. The elastic member 92 is a spring.

[0036] The positioning inclined surface 95 is arranged on the sliding block 94, and the limiting grooves 93 are arranged on the outer wall of the locking sleeve 81 and are uniformly distributed along the axis of the locking sleeve 81. The positioning inclined surface 95 is in abutment with the limiting grooves 93.

[0037] Of course, the above is only a typical example of the present application, and in addition to this, the present application can have other various specific implementation manners, and any technical solution formed by equivalent replacement or equivalent transformation falls within the scope of the present application.

Claims

1. A coupling device for a sewage pump, comprising an L-shaped pipe (1) and a support frame (11), wherein the L-shaped pipe (1) is fixed above the support frame (11), characterized in that: It also includes the L-shaped frame (2) connected with the L-shaped pipe (1), the L-shaped frame (2) is used for being fixed on the water outlet pipe of the sewage pump, the L-shaped frame (2) is provided with a communication hole (21), one end of the communication hole (21) is communicated with the L-shaped pipe (1), the other end of the communication hole (21) is used for being communicated with the water outlet pipe of the sewage pump, the L-shaped frame (2) is connected with the fixing plate (6) between the L-shaped pipe (1), the temperature sensor (8) is fixedly connected on the fixing plate (6), and the temperature sensor (8) penetrates into the L-shaped pipe (1).

2. A coupling device for a sewage pump according to claim 1, characterised in that: The outer wall of the L-shaped pipe (1) is fixedly connected with a convex ring (3), one side of the L-shaped frame (2) facing the L-shaped pipe (1) is fixedly connected with a convex block (4), the convex block (4) is provided with a first inclined surface (41), and the outer wall of the convex ring (3) is provided with a second inclined surface (31). The L-shaped pipe (1) rotates along the axis of the communication hole (21) and makes the first inclined surface (41) and the second inclined surface (31) abut, so that the L-shaped frame (2) has a tendency to move close to the L-shaped pipe (1).

3. A coupling device for a sewage pump according to claim 2, characterised in that: One end of the L-shaped frame (2) facing the L-shaped pipe (1) is fixedly connected with a reinforcing ring (5) located outside the communication hole (21), the outer wall of the reinforcing ring (5) is provided with an abutting inclined surface (51), and the abutting inclined surface (51) is used for abutting against the inner wall of the L-shaped pipe (1).

4. A coupling device for a sewage pump according to claim 2 or 3, characterised in that: The side of the L-shaped frame (2) away from the convex block (4) is fixedly connected with a reinforcing plate (22), and the reinforcing plate (22) is provided with a placing hole (221).

5. A coupling device for a sewage pump according to claim 2 or 3, characterised in that: The side wall of the L-shaped frame (2) is provided with a positioning groove (63), one end of the fixing plate (6) away from the L-shaped pipe (1) is fixedly connected with an extension section (62), the extension section (62) penetrates into the positioning groove (63), and the fixing plate (6) is fixedly connected to the outer wall of the L-shaped pipe (1) through the fixing bolt (61).

6. A coupling device for a sewage pump according to claim 5, characterised in that: The extension section (62) is provided with a pull plate (7), the pull plate (7) is integrally connected with a convex plate (71), the convex plate (71) is located in the positioning groove (63), and the convex plate (71) is fixed to the extension section (62) through the locking bolt.

7. A coupling device for a sewage pump according to claim 1, characterized in that: The temperature sensor (8) comprises a platinum resistance sensor, a locking sleeve (81) is fixedly connected to the outer wall of the temperature sensor (8), the locking sleeve (81) is screwed on the fixing plate (6), and the fixing plate (6) is provided with a limiting assembly (9) for limiting the one-way rotation of the locking sleeve (81).

8. A coupling device for a sewage pump according to claim 7, characterised in that: The limiting assembly (9) comprises a sliding groove (91), an elastic member (92), a limiting groove (93), a sliding block (94) and a positioning inclined surface (95), the sliding groove (91) is arranged on the fixed plate (6), the sliding block (94) is slidably connected in the sliding groove (91), one end of the elastic member (92) is connected with the sliding block (94), the other end of the elastic member (92) is connected with the inner wall of the sliding groove (91), the positioning inclined surface (95) is arranged on the sliding block (94), a plurality of limiting grooves (93) are arranged on the outer wall of the locking sleeve (81) and are evenly distributed along the axis of the locking sleeve (81), and the positioning inclined surface (95) is in abutment with the limiting groove (93).

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