CN219554513U - Threading pipe connection clamping head - Google Patents

Abstract

The utility model relates to a threading pipe connection clamping head, which structurally comprises a clamp main body, an upper locking nut and a lower locking nut, wherein the upper locking nut is in threaded connection with the upper part of the clamp main body, the lower locking nut is in threaded connection with the lower part of the clamp main body, a ring-shaped clamping ring is arranged on the inner wall of the middle part of the clamp main body, a sealing ring is arranged above the ring-shaped clamping ring, the outer side surface of the sealing ring is an inclined surface, a drainage hole is formed in the side wall of the clamp main body, and the drainage hole is positioned above the ring-shaped clamping ring. The utility model can prevent rainwater from entering the threading pipe, and can timely discharge the rainwater entering the clamping head, and prevent the phenomenon that the instrument junction box or the snake skin hose enters and stores water from occurring in instrument equipment installed in an outdoor environment.

Description

Threading pipe connection clamping head

Technical Field

The utility model relates to a pipe joint, in particular to a threading pipe connecting clamping head.

Background

In fields such as biochemistry and pharmacy, instrument equipment is required to monitor a reaction container and the like, cables of the instrument equipment are required to be connected in a threading pipe in a penetrating way to be protected, a flexible hose is generally required to be used at a position close to the instrument equipment so as to facilitate bending of the cables, and therefore the flexible hose and a galvanized metal pipe are required to be connected together by using a clamping head to play a role in supporting up and down.

The existing clamping head has five parts, namely an upper locking nut, a lower locking nut, a wire connector, a pipe clamp and a flexible pipe fixing ring. The installation process flow is as follows: firstly, sleeving an upper locking nut into a galvanized guide pipe, clamping the pipe under the upper locking nut to fix the pipe, connecting a pair of wire connectors with the locking nut, fixing a flexible pipe on a fixing ring, penetrating a lower locking nut from the other end of the flexible pipe, and connecting the pair of wire connectors in an integral fastening inspection.

The existing clamping head has the defect that an instrument junction box or a snake skin hose of instrument equipment installed in an outdoor environment can enter water and store water, and the phenomenon is caused by the fact that rainwater enters the clamping head along the outer wall of a galvanized guide pipe or enters the clamping head through a wire connector when the instrument junction box or the snake skin hose is installed in the outdoor environment, and finally the instrument equipment is damaged.

Disclosure of Invention

The utility model aims to provide a threading pipe connecting clamp to solve the problem that rainwater can enter the threading pipe from the clamp between a metal hose and a galvanized conduit at present.

The utility model is realized in the following way: the utility model provides a threading union coupling dop, includes clamp main part, goes up the lock female and lock female down, go up the female threaded connection of lock is in the upper portion of clamp main part, down the female threaded connection of lock is in the lower part of clamp main part be provided with round annular collar on the inner wall at clamp main part middle part the top of annular collar is provided with the sealing washer, the lateral surface of sealing washer is the inclined plane it has the wash port to open on the lateral wall of clamp main part, the wash port is located the top of annular collar.

An elastic locking ring is arranged in the upper locking nut, and the lower part of the outer side wall of the elastic locking ring is an inclined surface.

The lower end face of the sealing ring is provided with a groove, and the top of the annular clamping ring is positioned in the groove.

A circle of pressing table is arranged on the inner wall of the clamp main body, and the pressing table is positioned at the lower part of the annular clamping ring.

A sheath is arranged at the lower part of the inside of the clamp main body.

An operating part for screwing is arranged on the outer wall of the clamp main body.

The edge of the operation part is provided with a downward flanging.

The connecting device is used for connecting the hard conduit and the hose, and when the connecting device is used, the hard conduit is fixed on the upper part of the clamp main body through the upper locking nut, and the hose is fixed on the lower part of the clamp main body through the lower locking nut, so that the hard conduit and the hose are connected, and the connection of the hard conduit of the threading pipe to the hose is realized. According to the utility model, the sealing ring is arranged on the annular clamping ring on the inner wall of the clamp main body, when the hard guide pipe is fixed on the clamp main body through the upper locking nut, the lower end of the hard guide pipe is in contact with the sealing ring to form a seal, rainwater entering from a gap between the upper locking nut and the hard guide pipe cannot enter the inner side of the annular clamping ring through the sealing ring, and meanwhile, the rainwater entering between the annular clamping ring and the inner wall of the clamp main body is discharged through the drain hole on the side wall.

The utility model can prevent rainwater from entering the threading pipe, and can timely discharge the rainwater entering the clamping head, and prevent the phenomenon that the instrument junction box or the snake skin hose enters and stores water from occurring in instrument equipment installed in an outdoor environment.

Drawings

Fig. 1 is an outline view of the present utility model.

Fig. 2 is a cross-sectional view of the present utility model.

Fig. 3 is a state diagram of the use of the present utility model.

In the figure: 1. connecting a clamping head; 2. a rigid catheter; 3. a hose; 4. a meter; 1-1, a clamp main body; 1-2, locking a nut; 1-3, lower locking nut; 1-4, a sealing ring; 1-5, an elastic locking ring; 1-6, annular collar; 1-7, a sheath; 1-8, an operation part; 1-9, flanging; 1-10, drain holes; 1-11, a pressing table.

Detailed Description

As shown in fig. 1 and 2, the present utility model includes a clip main body 1-1, an upper locking nut 1-2, and a lower locking nut 1-3. Wherein the upper locking nut 1-2 is in threaded connection with the upper part of the clamp main body 1-1 and is used for fixing the connecting clamp head 1 on the hard conduit 2 at the upper part, and the lower locking nut 1-3 is in threaded connection with the lower part of the clamp main body 1-1 and is used for fixing the hose 3 at the lower part.

The clamp comprises a clamp body 1-1, wherein a ring-shaped clamping ring 1-6 is arranged on the inner wall of the middle part of the clamp body 1-1, a sealing ring 1-4 is arranged above the ring-shaped clamping ring 1-6, the outer side surface of the sealing ring 1-4 is an inclined surface, a water drain hole 1-10 is formed in the side wall of the clamp body 1-1, and the water drain hole 1-10 is arranged above the ring-shaped clamping ring 1-6.

After the upper hard catheter 2 is installed, the lower port of the hard catheter 2 is pressed on the inclined surface on the outer side of the sealing ring 1-4, and meanwhile the sealing ring 1-4 is pressed on the annular clamping ring 1-6, so that the hard catheter 2 and the annular clamping ring 1-6 are sealed through the sealing ring 1-4, and when rainwater enters through a gap between the hard catheter 2 and the locking nut 1-2, the rainwater cannot enter the interior through the sealing ring 1-4 and can only reach between the annular clamping ring 1-6 and the inner wall of the clamp main body 1-1. Meanwhile, as the side wall of the clamp main body 1-1 is provided with the water drain hole 1-10, rainwater between the annular clamp ring 1-6 and the inner wall of the clamp main body 1-1 is drained through the water drain hole 1-10, so that water is prevented from accumulating.

The elastic locking ring 1-5 is arranged in the upper locking nut 1-2, the elastic locking ring 1-5 is of an elastic annular structure with an opening, the lower part of the outer side wall of the elastic locking ring 1-5 is an inclined plane, the lower end of the hard catheter 2 is inserted into the upper locking nut 1-2, then the upper locking nut 1-2 is screwed on the upper part of the clamp main body 1-1, in the screwing process, the side wall of the upper part of the clamp main body 1-1 is contacted with the inclined plane of the lower part of the elastic locking ring 1-5, then the elastic locking ring 1-5 is gradually pressed downwards, and the elastic locking ring 1-5 gradually contracts inwards under the action of the inclined plane until the hard catheter 2 is held tightly, so that the hard catheter 2 is fixed with the connecting clamp 1.

The lower end face of the sealing ring 1-4 is provided with a groove, the top of the annular clamping ring 1-6 is positioned in the groove, and the sealing performance between the sealing ring 1-4 and the annular clamping ring 1-6 can be ensured by tightly attaching the groove of the sealing ring 1-4 and the top of the annular clamping ring 1-6.

The clamp comprises a clamp body 1-1, wherein a circle of pressing table 1-11 is arranged on the inner wall of the clamp body 1-1, the pressing table 1-11 is positioned at the lower part of an annular clamping ring 1-6, the pressing table 1-11 can press a hose 3 at the lower part, loosening of the hose 3 is prevented, tightness between the hose 3 and a lower locking nut 1-3 is ensured, and rainwater is prevented from entering from the lower part.

The lower part of the inside of the clamp main body 1-1 is provided with a sheath 1-7, and the sheath 1-7 is a notch type iron tooth ring for fixing the end part of the snake skin metal hose 3 on the lower lock nut 1-3.

The outer wall of the clamp main body 1-1 is provided with an operation part 1-8 for screwing, and the operation part 1-8 is particularly of an outer hexagon, so that screwing operation can be conveniently carried out by using a spanner.

Meanwhile, the edge of the operation part 1-8 is provided with a downward flanging 1-9, and the flanging can prevent rainwater from entering a gap between the lower lock nut 1-3 and the clamp main body 1-1 from the lower part of the operation part 1-8, so that the rainwater is prevented from entering from the lower part.

As shown in fig. 3, the connecting chuck 1 of the present utility model is used for connecting a threading pipe of a device cable of an instrument 4, and is used for connecting a hard pipe 2 and a hose 3, wherein in use, the hard pipe 2 is fixed on the upper part of the clamp main body 1-1 through an upper locking nut 1-2, and the hose 3 is fixed on the lower part of the clamp main body 1-1 through a lower locking nut 1-3, so that the hard pipe 2 is connected with the hose 3, and the connection of the threading pipe hard pipe to the hose 3 is realized. According to the utility model, the sealing ring 1-4 is arranged on the annular collar 1-6 on the inner wall of the clamp main body 1-1, when the hard guide pipe 2 is fixed on the clamp main body 1-1 through the upper locking nut 1-2, the lower end of the hard guide pipe 2 is contacted with the sealing ring 1-4 to form a seal, rainwater entering from a gap between the upper locking nut 1-2 and the hard guide pipe 2 cannot enter the inner side of the annular collar 1-6 through the sealing ring 1-4, and meanwhile, the rainwater entering between the annular collar 1-6 and the inner wall of the clamp main body 1-1 is discharged through the drainage hole 1-10 on the side wall.

The utility model can prevent rainwater from entering the threading pipe, and can timely drain the rainwater entering the clamping head, and prevent the phenomenon that the instrument 4 junction box or the snake skin hose 3 enters and stores water from occurring in the instrument 4 equipment installed in the outdoor environment.

Claims (7)

1. The utility model provides a threading pipe connection dop, includes clamp main part, goes up the lock female and lock female down, go up the female threaded connection of lock is in the upper portion of clamp main part, down the female threaded connection of lock is in the lower part of clamp main part, its characterized in that be provided with round annular rand on the inner wall at clamp main part middle part the top of annular rand is provided with the sealing washer, the lateral surface of sealing washer is the inclined plane it has the wash port to open on the lateral wall of clamp main part, the wash port is located the top of annular rand.

2. The threading tube connection clamp as claimed in claim 1, wherein an elastic locking ring is provided inside the upper locking nut, and a lower portion of an outer sidewall of the elastic locking ring is an inclined surface.

3. The threading tube connection clamp of claim 1, wherein a groove is formed in the lower end face of the sealing ring, and the top of the annular collar is located in the groove.

4. The threading tube connection clamp as claimed in claim 1, wherein a ring of pressing table is provided on an inner wall of the clamp body, the pressing table being located at a lower portion of the annular collar.

5. The threading tube connection clamp as claimed in claim 1, wherein a sheath is provided at a lower portion of an inside of the clamp body.

6. The threading pipe connection clamp as claimed in claim 1, wherein an operating portion for screwing is provided on an outer wall of the clamp body.

7. The threading tube connection clamp of claim 6 wherein a downward flange is provided at an edge of the operating portion.