CN213361437U

CN213361437U - Mounting structure of air pipe connecting box

Info

Publication number: CN213361437U
Application number: CN202021911640.5U
Authority: CN
Inventors: 尹维进; 魏国贤; 梁同辉
Original assignee: Guangzhou Keyu Electromechanical Equipment Co ltd
Current assignee: Guangzhou Keyu Electromechanical Equipment Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-06-04
Anticipated expiration: 2030-09-04

Abstract

The utility model relates to an installation structure of air pipe connecting pipe box, it includes the connecting pipe box and with the tuber pipe that the connecting pipe box communicates, the interface cover of connecting pipe box is in the tuber pipe outer peripheral face, the tuber pipe outer peripheral face is provided with first flange, first flange has a plurality of to surround the first mounting hole that the tuber pipe set up along being on a parallel with tuber pipe length direction to run through, connecting pipe box interface edge is provided with the second flange, the second flange has a plurality of second mounting hole along a plurality of first mounting hole axis direction runs through, when the interface cover of connecting pipe box is in the tuber pipe outer peripheral face, first mounting hole and second mounting hole are just to setting up; a plurality of groups of locking pieces are arranged between the first flange and the second flange, and the first mounting hole and the second mounting hole form a through hole for the locking pieces to pass through. This application has the effect of being convenient for install.

Description

Mounting structure of air pipe connecting box

Technical Field

The application relates to the field of ventilation device installation, in particular to an installation structure of an air pipe connecting box.

Background

At present, the air pipe is a pipe mainly used for air exhaust, and the air pipe has more application occasions and can be commonly used in the environments of markets, factories and the like. The connecting pipe box comprises a silencing box and a static pressure box, and the silencing box is required to be installed in an area close to a region with large flow of people to reduce noise caused by ventilation because the noise in the pipeline is large when the air pipe is ventilated; the static pressure box can reduce dynamic pressure, convert the dynamic pressure into static pressure to make wind energy wind blow farther, the amount of wind is more even, simultaneously can the noise reduction.

In the related art, when the connecting pipe box is installed, a flange at the interface of the connecting pipe box and a pipe orifice flange of the ventilation pipe are usually spliced, mounting holes of the two flanges are aligned, and the connecting pipe box and the ventilation pipe are locked by using bolts, so that the purpose of connecting and fixing the connecting pipe box and the ventilation pipe is achieved.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: in the actual installation process, the connecting pipe box and the ventilation pipe are easy to slide away from each other, so that the connecting pipe box and the installation hole of the ventilation pipe are not convenient to align with each other, and the problem of inconvenient installation exists.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the installation of tuber pipe and pipe connection case, this application provides an installation structure of tuber pipe connection case.

The application provides a mounting structure of tuber pipe case adopts following technical scheme:

an installation structure of an air pipe connecting box comprises the air pipe connecting box and an air pipe communicated with the air pipe connecting box, wherein a connector of the air pipe connecting box is sleeved on the outer peripheral surface of the air pipe, a first flange is arranged on the outer peripheral surface of the air pipe, a plurality of first installation holes arranged around the air pipe penetrate through the first flange along the direction parallel to the length direction of the air pipe, a second flange is arranged on the edge of the connector of the air pipe connecting box, a plurality of second installation holes penetrate through the second flange along the axial direction of the first installation holes, and when the connector of the air pipe connecting box is sleeved on the outer peripheral surface of the air pipe, the first installation holes and the second installation holes are arranged in a right-to-opposite mode; a plurality of groups of locking pieces are arranged between the first flange and the second flange, and the first mounting hole and the second mounting hole form a through hole for the locking pieces to pass through.

Through adopting above-mentioned technical scheme, overlap the interface of pipe connection case in the tuber pipe outer peripheral face to make the pipe connection incasement lateral wall provide the pretightning force for the tuber pipe, reduce the probability of pipe connection case and tuber pipe dislocation, make first mounting hole on the first flange of tuber pipe and the second mounting hole on the second flange of pipe connection case just right all the time, the retaining member of being convenient for passes and the lock solid, and then the installation of the tuber pipe of being convenient for and pipe connection case.

Preferably, the inner side of the second flange is flush with the inner side of the interface of the pipe collecting box, a plurality of accommodating grooves are formed in the inner side of the second flange, and a plurality of through grooves corresponding to the accommodating grooves one to one penetrate through the peripheral surface of the air pipe; when the first flange is abutted against the second flange, the through groove is opposite to the corresponding accommodating groove; the accommodating groove is internally provided with a first wedge-shaped block, and the bottom wall of the accommodating groove is provided with an elastic piece for driving the tip end of the first wedge-shaped block to extend out of the accommodating groove; the first wedge block is arranged close to one side of the first flange in an inclined mode, and when the through groove moves to be aligned with the opening of the containing groove, the first wedge block is connected with the through groove in a clamped mode.

By adopting the technical scheme, because the tip of the first wedge-shaped block faces the through groove and extends into the groove under the action of the elastic piece, and the inclined surface of the first wedge-shaped block faces the first flange, when the air pipe extends into the inner wall of the channel receiving box, the end part of the air pipe applies extrusion force to the first wedge-shaped block, the extrusion force is perpendicular to the inclined surface of the first wedge-shaped block, the extrusion force decomposes component force towards the bottom wall of the accommodating tank, thereby the first wedge-shaped block is squeezed into the holding tank, when the through groove moves to be aligned with the through groove, the first wedge-shaped block passes through the through groove under the action of the elastic piece to complete clamping, thereby improving the connection stability of the air pipe and the joint of the connecting pipe box, when the locking piece is loosened, the first wedge-shaped block can play a role of locking, the probability of mutual separation of the air pipe and the connecting pipe box is reduced, through the setting of elastic component, realized the purpose of automatic locking, be favorable to improving the installation effectiveness.

Preferably, one side of the first wedge block towards the bottom wall of the accommodating groove is provided with a short rod penetrating through the second flange.

Through adopting above-mentioned technical scheme, the quarter butt runs through the second flange to for installer draws in first wedge and provides the point of application of force in the holding tank, with the unblock that realizes tuber pipe and takeover case, when the tuber pipe is impaired, the installer of being convenient for changes the tuber pipe.

Preferably, the elastic component is for encircleing the quarter butt is provided with the spring, spring both ends respectively fixed connection in holding tank diapire and first wedge towards one side of holding tank diapire.

Through adopting above-mentioned technical scheme, the elastic component is connected first wedge in the holding tank diapire, has reduced the probability that first wedge drops, makes the spring encircle the quarter butt setting simultaneously, and the pulling force when being favorable to making the pulling quarter butt is parallel and be close the coincidence with the elasticity of spring, has laborsaving effect.

Preferably, a plurality of the second mounting hole communicates respectively in a plurality of holding tanks, one side that first wedge is towards the holding tank diapire is provided with the second wedge, the pointed end of second wedge is towards the holding tank diapire, the second wedge is close to the one side slope setting of second mounting hole.

Through adopting above-mentioned technical scheme, when the retaining member stretched into the second mounting hole, the retaining member tip was exerted the extrusion force in second wedge, and the inclined plane of extrusion force perpendicular to second wedge, the component of keeping away from holding tank diapire direction was decomposed to the extrusion force to block first wedge middle part in logical inslot, be favorable to improving the joint effect of first wedge and logical groove.

Preferably, the locking member comprises a locking bolt passing through the first mounting hole and the second mounting hole and a locking nut in threaded connection with the locking bolt; when the locking bolt passes through the second mounting hole, the tip of the second wedge-shaped block abuts against the outer peripheral surface of the locking bolt.

Through adopting above-mentioned technical scheme, the tip of second wedge supports tightly the outer peripheral face of locking bolt under the elasticity effect of spring, is favorable to reducing the locking bolt and rotates and take place the probability that takes off.

Preferably, one end of the short rod penetrating out of the second flange is provided with a fixed block, and the peripheral surface of the fixed block protrudes out of the peripheral surface of the short rod.

By adopting the technical scheme, the fixing block provides a force application point for an installer to pull the short rod, so that the first wedge-shaped block is conveniently pulled into the accommodating groove; because tuber pipe and takeover case carry out the joint by a plurality of first wedges and fix, the existence needs a plurality of first wedges of unblock simultaneously and leads to being connected of groove, through fixed block protrusion quarter butt outer peripheral face to article card such as available billet is in the fixed block bulge and the second flange outside, in order to keep the unblock state, is convenient for dismantle the operation to tuber pipe and takeover case.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the joint of the pipe connecting box is sleeved on the outer peripheral surface of the air pipe, so that the movement of the air pipe is limited, the air pipe can only move along the length direction of the pipe connecting box, a first mounting hole on a first flange of the air pipe is convenient to align with a second mounting hole on a second flange of the pipe connecting box, and the air pipe and the pipe connecting box are convenient to mount;

2. through the logical groove joint of first wedge in the holding tank and tuber pipe, further improved the stability of being connected of tuber pipe and pipe box, be favorable to reducing the probability that the tuber pipe drops.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

FIG. 2 is a cross-sectional view of the air hose and the hose receiver in an unlocked position of the retaining member according to the embodiment of the present application.

Fig. 3 is an enlarged schematic view at a in fig. 2.

FIG. 4 is a cross-sectional view of the ductwork and the hose receiver in the locked position of the retaining members in the embodiment of the present application.

Description of reference numerals: 1. a pipe receiving box; 11. a second flange; 12. accommodating grooves; 13. a second mounting hole; 2. an air duct; 21. a first flange; 22. a first mounting hole; 23. a through groove; 3. a locking member; 31. locking the bolt; 32. locking the nut; 4. a first wedge block; 41. a short bar; 42. a fixed block; 43. a second wedge block; 44. a spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses mounting structure of tuber pipe case. Referring to fig. 1, a mounting structure of an air duct hose cartridge includes a cartridge 1 and an air duct 2 communicating with the cartridge 1. The outside of the header tank 1 and the outside of the blast pipe 2 are rectangular. The interface of the pipe connecting box 1 is sleeved on the peripheral surface of the air pipe 2, and the inner side wall of the pipe connecting box 1 is attached to the peripheral surface of the air pipe 2. The first flange 21 is fixed on the outer peripheral surface of the air duct 2, and the first flange 21 is arranged around the air duct 2. A second flange 11 is fixed on the interface edge of the pipe receiving box 1, the outer side of the second flange 11 is arranged to protrude out of the outer periphery of the pipe receiving box 1, and the inner side of the second flange 11 is flush with the inner wall of the pipe receiving box 1.

Referring to fig. 2 and 3, the first flange 21 has four first mounting holes 22 formed therethrough in a direction parallel to the length of the air duct 2, and the second flange 11 has four second mounting holes 13 formed therethrough in an axial direction of the four first mounting holes 22. Four groups of locking pieces 3 are connected between the first flange 21 and the second flange 11, and each locking piece 3 comprises a locking bolt 31 and a nut in threaded connection with the locking bolt 31. When the first flange 21 abuts against the second flange 11, the first mounting hole 22 and the second mounting hole 13 form a through hole through which the lock bolt 31 passes.

Referring to fig. 3 and 4, four accommodating grooves 12 respectively communicated with the second mounting holes 13 are formed in the inner side of the second flange 11, and four through grooves 23 corresponding to the four accommodating grooves 12 are respectively formed through the four side walls of the air duct 2. When the first flange 21 abuts against the second flange 11, the through groove 23 is aligned with the corresponding receiving groove 12; all having held first wedge 4 in four holding tanks 12, four holding tanks 12 diapire all are fixed with the elastic component, and the elastic component specifically is spring 44, and the one end fixed connection that first wedge 4 was kept away from to spring 44 is in one side of first wedge 4 towards holding tank 12 diapire. When the spring 44 is in a natural state, the tip of the first wedge block 4 is disposed to protrude out of the receiving groove 12. The first wedge block 4 is obliquely arranged on the side close to the first flange 21. When the first wedge-shaped block 4 is pressed and completely slides into the accommodating groove 12, the spring 44 is in a compressed state; when the through groove 23 moves to the right opposite to the opening of the accommodating groove 12, the first wedge block 4 is clamped with the through groove 23 under the elastic force action of the spring 44, and one side of the first wedge block 4 departing from the first flange 21 is attached to one side of the through groove 23 away from the first flange 21.

Referring to fig. 3 and 4, a second wedge block 43 is fixed to the middle of one side of the first wedge block 4 facing the bottom wall of the accommodating groove 12, the tip of the second wedge block 43 faces the bottom wall of the accommodating groove 12, when the spring 44 is in a natural state, the tip of the second wedge block 43 extends into the second mounting hole 13, and one side of the second wedge block 43 close to the first flange 21 is obliquely arranged. When the lock bolt 31 passes through the second mounting hole 13, the second wedge 43 is pushed out of the second mounting hole 13 and the tip of the second wedge 43 abuts against the outer peripheral surface of the lock bolt 31, and at this time, the spring 44 is in a stretched state.

Referring to fig. 3 and 4, two short rods 41 penetrating the second flange 11 are vertically fixed to the first wedge block 4 on the side facing the bottom wall of the receiving groove 12. Two short rods 41 are respectively arranged at two sides of the second wedge-shaped block 43. The number of the springs 44 in each receiving groove 12 is two, and the two springs 44 surround the two short bars 41, respectively. A fixing block 42 is fixed at one end of the short rod 41 penetrating through the second flange 11, the fixing block 42 is in a round cake shape, the axis of the fixing block 42 is overlapped with the axis of the short rod 41, and the radial cross-sectional area of the fixing block 42 is larger than that of the short rod 41.

The implementation principle of the installation structure of the air pipe connecting box in the embodiment of the application is as follows:

when the air pipe 2 and the pipe receiving box 1 are connected and installed, the air pipe 2 is firstly slid into the interface of the pipe receiving box 1 until the first flange 21 is abutted to the second flange 11, the interface of the pipe receiving box 1 is sleeved on the outer peripheral surface of the air pipe 2 at the moment, the four first mounting holes 22 on the first flange 21 are respectively opposite to the four second mounting holes 13 on the second flange 11, the inner wall of the pipe receiving box 1 limits the air pipe 2, the situation that the first mounting holes 22 and the second mounting holes 13 are staggered in the installation process is reduced, and the locking and fixing of the locking bolts 31 are facilitated.

When tuber pipe 2 stretches into in taking over the case 1, the extrusion force is exerted in first wedge 4 to 2 tip of tuber pipe, and the inclined plane of extrusion force perpendicular to first wedge 4, the component of orientation 12 diapire directions of holding tank is decomposed out to the extrusion force, make in squeezing into holding tank 12 first wedge 4, until first flange 21 and second flange 11 butt, first wedge 4 passes logical groove 23 under the effect of elastic component and accomplishes the joint, be favorable to having improved tuber pipe 2 and the connection steadiness of taking over the case 1 interface.

When the locking member 3 is installed, the locking bolt 31 sequentially passes through the first installation hole 22 and the second installation hole 13, and the locking nut 32 is in threaded connection with the locking bolt 31 to complete locking operation. In the process that the locking bolt 31 penetrates through the second mounting hole 13, the end of the locking bolt 31 applies an extrusion force to the second wedge-shaped block 43, the extrusion force is perpendicular to the inclined surface of the second wedge-shaped block 43, the component force in the direction far away from the bottom wall of the accommodating groove 12 is resolved by the extrusion force, so that the middle of the first wedge-shaped block 4 is clamped in the through groove 23, the clamping effect of the first wedge-shaped block 4 and the through groove 23 is favorably improved, the spring 44 is in a stretching state at the moment, and the second wedge-shaped block 43 abuts against the outer peripheral surface of the locking bolt 31 under the elastic force action of the spring 44, and.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a mounting structure of case is taken over to tuber pipe which characterized in that: the connecting device comprises a pipe receiving box (1) and an air pipe (2) communicated with the pipe receiving box (1), wherein a connector of the pipe receiving box (1) is sleeved on the outer peripheral surface of the air pipe (2), a first flange (21) is arranged on the outer peripheral surface of the air pipe (2), a plurality of first mounting holes (22) arranged around the air pipe (2) penetrate through the first flange (21) along the direction parallel to the length direction of the air pipe (2), a second flange (11) is arranged on the edge of the connector of the pipe receiving box (1), a plurality of second mounting holes (13) penetrate through the second flange (11) along the axial direction of the first mounting holes (22), and when the connector of the pipe receiving box (1) is sleeved on the outer peripheral surface of the air pipe (2), the first mounting holes (22) are arranged opposite to the second mounting holes (13); a plurality of groups of locking pieces (3) are arranged between the first flange (21) and the second flange (11), and through holes for the locking pieces (3) to pass through are formed by the first mounting holes (22) and the second mounting holes (13); the inner side of the second flange (11) is flush with the inner side of the interface of the pipe collecting box (1), a plurality of accommodating grooves (12) are formed in the inner side of the second flange (11), and a plurality of through grooves (23) which are in one-to-one correspondence with the accommodating grooves (12) penetrate through the outer peripheral surface of the air pipe (2); when the first flange (21) is abutted with the second flange (11), the through groove (23) is opposite to the corresponding accommodating groove (12); the accommodating groove (12) is internally accommodated with a first wedge-shaped block (4), and the bottom wall of the accommodating groove (12) is provided with an elastic piece for driving the tip of the first wedge-shaped block (4) to extend out of the accommodating groove (12); first wedge (4) are close to the one side slope setting of first flange (21), work as logical groove (23) move to with holding tank (12) opening just to the time, first wedge (4) and logical groove (23) joint.

2. The mounting structure of an air pipe connection box according to claim 1, wherein: one side of the first wedge block (4) facing the bottom wall of the accommodating groove (12) is provided with a short rod (41) penetrating through the second flange (11).

3. The mounting structure of an air pipe connection box according to claim 2, wherein: the elastic part is a spring (44) surrounding the short rod (41), and two ends of the spring (44) are respectively and fixedly connected to the bottom wall of the accommodating groove (12) and one side, facing the bottom wall of the accommodating groove (12), of the first wedge-shaped block (4).

4. A mounting structure of an air duct hose tank according to claim 3, wherein: a plurality of second mounting hole (13) communicate respectively in a plurality of holding tank (12), first wedge (4) are provided with second wedge (43) towards one side of holding tank (12) diapire, second wedge (43) pointed end is towards holding tank (12) diapire, second wedge (43) are close to the one side slope setting of second mounting hole (13).

5. The mounting structure of an air duct hose tank according to claim 4, wherein: the locking piece (3) comprises a locking bolt (31) which penetrates through the first mounting hole (22) and the second mounting hole (13) and a locking nut (32) which is in threaded connection with the locking bolt (31); when the locking bolt (31) passes through the second mounting hole (13), the tip of the second wedge-shaped block (43) abuts against the outer peripheral surface of the locking bolt (31).

6. The structure of claim 5, wherein: one end of the short rod (41) penetrating through the second flange (11) is provided with a fixed block (42), and the peripheral surface of the fixed block (42) protrudes out of the peripheral surface of the short rod (41).