CN211205717U

CN211205717U - Three-way pressure testing device for opening of central air conditioning pipeline

Info

Publication number: CN211205717U
Application number: CN201921524756.0U
Authority: CN
Inventors: 何凤娘; 黄鸣; 董影
Original assignee: Xiamen Shengte Engineering Technology Co ltd
Current assignee: Xiamen Shengte Engineering Technology Co ltd
Priority date: 2019-09-15
Filing date: 2019-09-15
Publication date: 2020-08-07
Anticipated expiration: 2029-09-15

Abstract

The utility model relates to the technical field of central air-conditioning installation auxiliary devices, in particular to a three-way pressure test device for central air-conditioning pipeline tapping, which can test the pressure of the mechanical three-way part installed at the central air-conditioning air pipe tapping part, thereby evaluating the pressure bearing performance of the integral air pipe tapping joint, facilitating the subsequent installation to be in place in one step and improving the use reliability; including the detection case, the pressure testing air pump, two sets of screwed pipes, two sets of threaded rods, adjusting screw, left sealing plate, right sealing plate, the sliding table and compress tightly the cylinder, the inside of detection case is provided with the working chamber, be provided with two sets of horizontal slide rails on the interior diapire of working chamber, the front end of detection case is provided with gets and puts the mouth, still include ball bearing, clamping device, piston rod and clamp plate, the bottom equidistant multiunit rectangular channel that is provided with of clamp plate, and equal upper seal plate in the multiunit rectangular channel, four group's locating levers and multiunit pressure spring, the output of the air pump of exerting pressure is provided with the gas tube.

Description

Three-way pressure testing device for opening of central air conditioning pipeline

Technical Field

The utility model relates to a central air conditioning installs auxiliary device's technical field, especially relates to a tee bend pressure testing device for central air conditioning pipeline trompil.

Background

The central air-conditioning pipeline needs to be subjected to pressure test on a part with a pipeline opening and a mechanical tee joint in the early installation stage, so that the central air-conditioning pipeline is prevented from leaking after being installed; the existing three-way pressure test for tapping of the central air-conditioning pipeline is generally carried out after the installation, then unqualified parts are replaced, multiple times of debugging are needed, the operation is complex, and the use reliability is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to prior art not enough, the utility model provides a can carry out the pressure testing to central air conditioning tuber pipe trompil department installation machinery three-way position to the bearing capacity to whole tuber pipe trompil junction is evaluateed, so that can one step put in place during subsequent installation, improves the central air conditioning pipeline tee bend pressure testing device for trompil of using the reliability.

In order to achieve the above object, the utility model provides a following technical scheme: a three-way pressure test device for tapping a central air-conditioning pipeline comprises a detection box, a pressure test air pump, two groups of threaded pipes, two groups of threaded rods, an adjusting screw rod, a left sealing plate, a right sealing plate, a sliding table and a pressing air cylinder, wherein a working chamber is arranged inside the detection box, two groups of mounting grooves are formed in the left side wall of the working chamber, ball bearings are fixedly mounted in the two groups of mounting grooves, the left ends of the two groups of threaded pipes are respectively inserted into the two groups of ball bearings, the right ends of the two groups of threaded rods are respectively connected with the top and the bottom of the left end of the left sealing plate, the left ends of the two groups of threaded rods are respectively inserted into and screwed into the right ends of the two groups of threaded pipes, an adjusting screw hole is formed in the right side wall of the working chamber, the right end of the adjusting screw rod passes through the adjusting screw hole to extend into the working, the air pipe detection device is characterized in that two sets of transverse slide rails are arranged on the inner bottom wall of the working cavity, the bottom end of the sliding table is provided with a slide groove, the slide groove is in sliding fit with the slide rails, a clamping device for fixing an air pipe is arranged at the top end of the sliding table, a taking and placing opening is formed in the front end of the detection box, the compression cylinder is mounted at the top end of the detection box, a piston rod is arranged at the output end of the bottom of the compression cylinder, the bottom end of the piston rod extends into the working cavity from the top end of the detection box, a pressing plate is mounted at the bottom end of the piston rod, multiple groups of rectangular grooves are equidistantly formed in the bottom end of the pressing plate, an upper sealing plate, four sets of positioning rods and multiple sets of compression springs are arranged in the multiple groups of rectangular grooves, through holes which are vertically communicated are formed in the left front end, the right front end, the left rear end and the right, The right front side, the left rear side and the right rear side are connected, the top and the bottom of multiunit pressure spring are connected with the interior roof of rectangular channel and the top of upper seal plate respectively, the output of pressure testing air pump is provided with the gas tube, the right side of left closing plate to left closing plate is passed from the left end middle part of left closing plate to the output of gas tube.

Preferably, clamping device presss from both sides tight piece and the multiunit back before the multiunit, it all installs in the first half region on sliding stand top to press from both sides tight piece before the multiunit, press from both sides tight piece after the multiunit and all install in the latter half region on sliding stand top to press from both sides tight piece and the crisscross setting of the tight piece of multiunit back clamp before the multiunit, press from both sides the rear end of tight piece and the front end of pressing from both sides tight piece behind the multiunit before the multiunit and be the inclined plane structure.

Preferably, the inclined plane structures of the front clamping block and the rear clamping block are both provided with rubber layers.

Preferably, get and put a mouthful department and be provided with transparent baffle, the bottom of transparent baffle passes through hinged joint with the front end bottom of detection case, and the top of transparent baffle passes through the buckle with the front end top of detection case and is connected.

Preferably, the left sealing plate and the right sealing plate are arranged oppositely left and right.

Preferably, the left sealing plate, the right sealing plate and the upper sealing plate all comprise iron plates and rubber plates fixedly adhered to the iron plates.

Compared with the prior art, the utility model discloses possess following beneficial effect: the three-way pressure testing device for tapping the central air-conditioning pipeline cuts an air-conditioning air pipe to be tested into one section, a plurality of groups of through holes are arranged on the same side of the air pipe at equal intervals, a mechanical three-way is arranged at each group of through holes, the air pipe is arranged on a sliding table and is preliminarily stabilized by a clamping device, two groups of threaded pipes are synchronously rotated manually, the position of a left sealing plate is adjusted leftwards and rightwards through the matching of the threaded pipes and threaded rods, when the left end of the air pipe is contacted with a left sealing plate, the plurality of groups of mechanical three-way are just positioned under the plurality of groups of upper sealing plates, a right sealing plate is moved leftwards through manually rotating an adjusting screw rod until the left sealing plate and the right sealing plate are respectively attached to the left end and the right end of the air pipe, then the pressing plate is driven to move downwards through a pressing cylinder, top openings of the, even there is the condition of unevenness in multiunit machinery tee bend, also can guarantee to seal the open-top of every group machinery tee bend through pressure spring, let in gas in the tuber pipe through the pressure testing air pump, to the tee bend of tuber pipe opening part carry out the pressure testing can, can carry out the pressure testing to the position of central air conditioning tuber pipe trompil department installation machinery tee bend to the bearing capacity of whole tuber pipe trompil junction is appraised, so that can one step target in place during subsequent installation, improves and uses the reliability.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of a part of an enlarged structure at a in fig. 1 according to the present invention;

fig. 3 is a schematic view of the present invention at a portion B of fig. 1;

FIG. 4 is a schematic side view of the slide table and the fastening device of the present invention;

fig. 5 is a schematic perspective view of the upper sealing plate of the present invention;

in the drawings, the reference numbers: 1. a detection box; 2. a pressure test air pump; 3. a threaded pipe; 4. a threaded rod; 5. adjusting the screw rod; 6. a left seal plate; 7. a right sealing plate; 8. a sliding table; 9. a pressing cylinder; 10. a ball bearing; 11. a slide rail; 12. a piston rod; 13. pressing a plate; 14. a rectangular groove; 15. an upper sealing plate; 16. positioning a rod; 17. a compression spring; 18. an inflation tube; 19. A front clamping block; 20. a rear clamping block; 21. a rubber layer; 22. a transparent baffle; 23. an iron plate; 24. a rubber plate.

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. 1-5, the utility model discloses a three-way pressure testing device for central air conditioning pipeline tapping, which comprises a detection box 1, a pressure testing air pump 2, two sets of threaded pipes 3, two sets of threaded rods 4, an adjusting screw 5, a left sealing plate 6, a right sealing plate 7, a sliding table 8 and a pressing air cylinder 9, wherein a working chamber is arranged inside the detection box 1, two sets of mounting grooves are arranged on the left side wall of the working chamber, ball bearings are fixedly arranged in the two sets of mounting grooves, the left ends of the two sets of threaded pipes 3 are respectively inserted into the two sets of ball bearings, the right ends of the two sets of threaded rods 4 are respectively connected with the top and the bottom of the left end of the left sealing plate 6, the left ends of the two sets of threaded rods 4 are respectively inserted into and screwed into the right ends of the two sets of threaded pipes 3, an adjusting screw hole is arranged on the right side wall of the working chamber, the screw of the left end self-checking box 1 of the adjusting screw 5, the left sealing plate 6 and the right sealing plate 7 are oppositely arranged left and right to ensure that the left sealing plate 6 and the right sealing plate 7 can fix and seal two ends of an air pipe simultaneously, two groups of transverse slide rails 11 are arranged on the inner bottom wall of the working cavity, a slide groove is arranged at the bottom end of the sliding table 8 and is in sliding fit with the slide rails 11, a clamping device for fixing the air pipe is arranged at the top end of the sliding table, the clamping device comprises a plurality of groups of front clamping blocks 19 and a plurality of groups of rear clamping blocks 20, the plurality of groups of front clamping blocks 19 are all arranged in the front half area at the top end of the sliding table 8, the plurality of groups of rear clamping blocks 20 are all arranged in the rear half area at the top end of the sliding table 8, the plurality of groups of front clamping blocks 19 and the plurality of groups of rear clamping blocks 20 are arranged in a staggered manner, the rear ends of the plurality of groups of front, the air pipe is placed between a plurality of groups of front clamping blocks 19 and a plurality of groups of rear clamping blocks 20, the air pipe is supported through an inclined plane structure and is primarily fixed through friction force between a rubber layer 21 and the air pipe, a plurality of groups of mechanical tee joints are kept in a vertically upward state, the front end of the detection box 1 is provided with a taking and placing opening, the taking and placing opening is provided with a transparent baffle 22, the bottom end of the transparent baffle 22 is connected with the bottom of the front end of the detection box 1 through a hinge, the top end of the transparent baffle 22 is connected with the top end of the front end of the detection box 1 through a buckle, a protection effect can be achieved in a pressure test process through the transparent baffle 22, the pressing air cylinder 9 is installed at the top end of the detection box 1, a piston rod 12 is arranged at the output end of the bottom of the pressing air cylinder 9, the bottom end of the piston rod 12 extends into a working cavity from the, the bottom end of the pressure plate 13 is provided with a plurality of groups of rectangular grooves 14 at equal intervals, and a sealing plate 15, four groups of positioning rods 16 and a plurality of groups of compression springs 17 are arranged in the plurality of groups of rectangular grooves 14, when the top ends of the plurality of groups of mechanical tee joints are not positioned on the same horizontal plane, the sealing effect of the plurality of groups of mechanical tee joints can still be ensured through the matching of the upper sealing plate 15, the positioning rods 16 and the compression springs 17, the left front end, the right front end, the left rear end and the right rear end of the upper sealing plate 15 are provided with through holes which are communicated up and down, the top ends of the four groups of positioning rods 16 respectively penetrate through the four groups of through holes from the bottom end of the upper sealing plate 15 and are respectively connected with the left front side, the right front side, the left rear side and the right rear side of the inner top wall of the rectangular groove 14, the top ends and the bottom ends of the upper sealing plate 15 are respectively connected with the inner top end of the rectangular groove 14, the output end, the left sealing plate 6, the right sealing plate 7 and the upper sealing plate 15 all comprise an iron plate 23 and a rubber plate 24 fixedly adhered to the iron plate 23; cutting an air-conditioning air pipe to be tested into one section, arranging a plurality of groups of through holes at the same side of the air pipe at equal intervals, installing a mechanical tee at each group of through holes, arranging the air pipe on a sliding table 8, preliminarily stabilizing the air pipe through a clamping device, synchronously rotating two groups of threaded pipes 3 manually, adjusting the position of a left sealing plate 6 left and right through the matching of the threaded pipes 3 and threaded rods 4, enabling the left end of the air pipe to be in contact with the left sealing plate 6, enabling the plurality of groups of mechanical tee just below a plurality of groups of upper sealing plates 15, enabling a right sealing plate 7 to move left through manually rotating an adjusting screw 5 until the left sealing plate 6 and the right sealing plate 7 are respectively attached to the left end and the right end of the air pipe, then driving a pressing plate 13 to move downwards through a pressing cylinder 9, respectively pressing and sealing top openings of the plurality of groups of mechanical tee through the plurality of groups of, even there is the condition of unevenness in multiunit machinery tee bend, also can guarantee to seal the open-top of every group machinery tee bend through pressure spring 17, let in gas in toward the tuber pipe through the pressure testing air pump, to the tee bend of tuber pipe opening part carry out the pressure testing can, can carry out the pressure testing to the position of central air conditioning tuber pipe trompil department installation machinery tee bend to the bearing capacity of whole tuber pipe trompil junction is appraised, so that can target in place in one step during subsequent installation, improve and use the reliability.

The utility model discloses a tee bend pressure testing device for central air conditioning pipeline trompil, when using, cut the air conditioner tuber pipe of treating the pressure testing into one section, and set up multiunit through-hole at the same one side of tuber pipe equidistant, all install mechanical tee bend in every group through-hole department, put the tuber pipe between multiunit front clamp piece 19 and multiunit back clamp piece 20, support the tuber pipe through the inclined plane structure, and preliminarily fix the tuber pipe through the frictional force between rubber layer 21 and the tuber pipe, through manual synchronous rotation two sets of screwed pipe 3, through the cooperation of screwed pipe 3 and threaded rod 4, adjust left and right the position of left closing plate 6, when making the left end of tuber pipe contact with left closing plate 6, multiunit mechanical tee bend just is located multiunit upper sealing plate 15 under, make right closing plate 7 move left through manual rotation adjusting screw 5, until left closing plate 6 and right closing plate 7 respectively with the left end and the right-hand member of tuber pipe paste tightly, then remove downwards through compressing tightly cylinder 9 drive clamp plate 13, compress tightly and seal the open-top of multiunit machinery tee bend respectively through multiunit upper seal plate 15, even there is the condition of height unevenness in multiunit machinery tee bend, also can guarantee to seal the open-top of every group machinery tee bend through pressure spring 17, let in gas in the tuber pipe through the pressure testing air pump, to the tee bend of tuber pipe opening part carry out the pressure testing can, can carry out the pressure testing to the position of central air conditioning tuber pipe trompil department installation machinery tee bend, thereby evaluate the bearing capacity of whole tuber pipe trompil junction, so that can further target in place during follow-up installation, improve and use the reliability.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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. A three-way pressure test device for tapping of a central air-conditioning pipeline is characterized by comprising a detection box (1), a pressure test air pump (2), two groups of threaded pipes (3), two groups of threaded rods (4), an adjusting screw rod (5), a left sealing plate (6), a right sealing plate (7), a sliding table (8) and a pressing air cylinder (9), wherein a working chamber is arranged inside the detection box (1), two groups of mounting grooves are formed in the left side wall of the working chamber, ball bearings (10) are fixedly mounted in the two groups of mounting grooves, the left ends of the two groups of threaded pipes (3) are respectively inserted into the two groups of ball bearings (10), the right ends of the two groups of threaded rods (4) are respectively connected with the top and the bottom of the left end of the left sealing plate (6), the left ends of the two groups of threaded rods (4) are respectively inserted into the right ends of the two groups of threaded pipes (3) and are screwed into the right ends of, the right-hand member spiral shell dress of the left end self-detection case (1) of adjusting screw (5) passes the regulation screw and stretches into the working chamber and with right-hand member middle part rotatable coupling of right sealing plate (7), is provided with two sets of horizontal slide rails (11) on the interior diapire of working chamber, the bottom of sliding stand (8) is provided with the spout, spout and slide rail (11) sliding fit, the top of slip table is provided with the clamping device who carries out the fixing to the tuber pipe, and the front end of detection case (1) is provided with gets and puts the mouth, compress tightly cylinder (9) and install in the top of detection case (1), and be provided with piston rod (12) at the bottom output that compresses tightly cylinder (9), the bottom of piston rod (12) stretches into the working chamber from the top of detection case (1) to install clamp plate (13) in the bottom of piston rod (12), the bottom of clamp plate (13) is equidistant to be provided with multiunit rectangular channel (14, and all go up sealing plate (15), four group's locating levers (16) and multiunit pressure spring (17) in multiunit rectangular channel (14), the left front end, right front end, left rear end and the right rear end of going up sealing plate (15) all are provided with through-hole that link up from top to bottom, the top of four group's locating lever (16) passes four group's through-holes respectively and is connected with the left front side, right front side, left rear side and the right rear side of roof in rectangular channel (14) respectively from the bottom of upper sealing plate (15), the top and the bottom of multiunit pressure spring (17) are connected with the top of interior roof and upper sealing plate (15) of rectangular channel (14) respectively, the output of pressure testing air pump is provided with gas tube (18), the output of gas tube (18) passes left sealing plate (6) from the left end middle part of left sealing plate (6) to the right side of left sealing plate (6).

2. The three-way pressure testing device for the opening of the central air-conditioning pipeline, according to claim 1, is characterized in that the clamping device comprises a plurality of groups of front clamping blocks (19) and a plurality of groups of rear clamping blocks (20), wherein the plurality of groups of front clamping blocks (19) are all arranged in the front half area of the top end of the sliding table (8), the plurality of groups of rear clamping blocks (20) are all arranged in the rear half area of the top end of the sliding table (8), the plurality of groups of front clamping blocks (19) and the plurality of groups of rear clamping blocks (20) are arranged in a staggered mode, and the rear ends of the plurality of groups of front clamping blocks (19) and the front ends of the plurality of groups of rear clamping blocks (20).

3. The three-way pressure test device for the tapping of the central air-conditioning pipeline as claimed in claim 2, wherein the inclined surfaces of the front clamping block (19) and the rear clamping block (20) are both provided with a rubber layer (21) in structure.

4. The three-way pressure test device for the hole opening of the central air-conditioning pipeline according to claim 3, wherein a transparent baffle (22) is arranged at the position of the hole opening, the bottom end of the transparent baffle (22) is connected with the bottom of the front end of the detection box (1) through a hinge, and the top end of the transparent baffle (22) is connected with the top of the front end of the detection box (1) through a buckle.

5. The three-way pressure test device for tapping of the central air-conditioning pipeline as claimed in claim 4, wherein the left sealing plate (6) and the right sealing plate (7) are arranged in a left-right opposite manner.

6. The three-way pressure test device for opening the hole of the central air-conditioning pipeline according to claim 5, wherein the left sealing plate (6), the right sealing plate (7) and the upper sealing plate (15) comprise an iron plate (23) and a rubber plate (24) fixedly adhered to the iron plate (23).