CN210372453U

CN210372453U - Assembly for connecting condensation pipe and hose

Info

Publication number: CN210372453U
Application number: CN201921331969.1U
Authority: CN
Inventors: 徐玉庆
Original assignee: Beijing Jinhusheng Environmental Protection Instrument Co Ltd
Current assignee: Beijing Jinhusheng Environmental Protection Instrument Co Ltd
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-04-21
Anticipated expiration: 2029-08-15

Abstract

The utility model relates to a combined part for connecting a condensation pipe and a hose, which has the technical proposal that the combined part comprises a first combined cover which is connected with the end part of the condensation pipe in a threaded way and a second combined cover which is sleeved on the hose, and a connecting column which penetrates out of the first combined cover from the lower direction of the first combined cover and is in threaded fit with the second combined cover, a through hole for the gas sample to pass through is arranged in the connecting column, an annular groove is vertically and downwards arranged at the top end of the connecting column, the hose is inserted into the annular groove and communicated with the inside of the connecting column, a lantern ring is arranged on the hose, the diameter of the lantern ring is gradually reduced from top to bottom, the outer diameter of the bottom end of the lantern ring is smaller than that of the annular groove, the outer diameter of the top end of the lantern ring is larger than that of the annular groove, in the process that the second combined cover is in threaded fit with the connecting column, the second combined cover presses and holds the lantern ring in the annular groove. The utility model has the advantages of stable connection and good sealing performance.

Description

Assembly for connecting condensation pipe and hose

Technical Field

The utility model belongs to the technical field of condensing equipment's technique and specifically relates to a sub-assembly for connecting condenser pipe and hose is related to.

Background

At present, when gas in a factory is detected and analyzed, a collected gas sample contains most of moisture, and the moisture affects the detection concentration of soluble gas such as sulfur dioxide. Therefore, a condenser is usually used to remove moisture contained in the gas sample before detection.

Be provided with the condenser pipe of glass material usually in the current condenser, inserted a hose on the gas outlet of condenser pipe, the one end and the analysis appearance of hose are connected for the leading-in analysis appearance of the gas sample after with the condensation. But the insecure problem exists in this kind of mode of pegging graft, and the junction of condenser pipe and hose is become flexible easily and is produced the gap, leads to gaseous sample to reveal, influences the accuracy that detects.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sub-assembly for connecting condenser pipe and hose, it has the advantage of connecting firmly, the leakproofness is good.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a sub-assembly for connecting condenser pipe and hose, includes that threaded connection covers at the first combination of condenser pipe end, the second combination of cover on the hose is established to and wear out first combination lid and with second combination lid screw-thread fit's spliced pole in the lower direction of covering by first combination, offer the through-hole that supplies gas sample article to pass through in the spliced pole, the vertical annular groove of having seted up downwards in top of spliced pole, the hose is linked together in inserting annular groove and with the inside of spliced pole, is provided with the lantern ring on the hose, the diameter from the top down of the lantern ring reduces gradually to the external diameter of lantern ring bottom is less than the external diameter of annular groove, and the external diameter on lantern ring top is greater than the external diameter of annular groove, second combination lid with spliced pole screw-thread fit's in-process, second combination lid will the lantern ring is pressed and is held in the annular.

Through adopting above-mentioned technical scheme, at first wear out first combination lid with the top of spliced pole, then screw up first combination lid on the condenser pipe, it is fixed to press the bottom of spliced pole simultaneously to hold in the screwing up in-process, the hose inserts in the annular groove, set up the through-hole between intercommunication condenser pipe and the hose in the spliced pole, pass through with gas sample, screw up the second combination lid on the spliced pole, and push the lantern ring into the annular groove through the second combination lid, thereby make the hose peg graft more stably in the annular groove, in the in-process of dragging the hose, the difficult roll-off from the spliced pole of hose, make the connection between condenser pipe and the hose more stable, the junction is difficult for not hard up gas leakage.

The utility model discloses further set up to: first jack has been seted up on the top of first combination lid, the bottom circumference of spliced pole outwards extends and is formed with first spacing ring, the internal diameter of first spacing ring is less than the diameter of first jack, and the external diameter of first spacing ring is greater than the diameter of first jack, the spliced pole is upwards worn out by the bottom of first combination lid, when first combination lid screw thread was screwed up on the condenser pipe, first spacing ring was pressed and is held between first combination lid and condenser pipe.

Through adopting above-mentioned technical scheme, through being provided with first spacing ring in the bottom of spliced pole, the diameter of first spacing ring is greater than the diameter of first jack, screws up the in-process of first combination lid, and first combination lid is pressed first spacing ring and is held the tip at the condenser pipe to can be convenient fix the spliced pole.

The utility model discloses further set up to: the top end of the second combined cover is provided with a second jack, the top end of the sleeve ring extends outwards in the circumferential direction to form a second limiting ring, the outer diameter of the second limiting ring is larger than the diameter of the second jack, and when the second combined cover is screwed on the connecting column in a threaded mode, the second combined cover is in interference fit with the sleeve ring in the annular groove through pressing and holding the second limiting ring.

Through adopting above-mentioned technical scheme, the second combination lid is at the in-process of screwing up with the spliced pole, and the annular end face of holding the second spacing ring through the pressure can be comparatively convenient push the lantern ring to the annular groove in to the cartridge that makes the hose stable is in the spliced pole, and at the in-process of dragging the hose, the second spacing ring card is in the second combination lid, can avoid pulling the hose in the spliced pole to a certain extent and take off.

The utility model discloses further set up to: and anti-skid grains are arranged on the outer wall of the first combined cover.

Through adopting above-mentioned technical scheme, the frictional force between anti-skidding line can increase finger and the first lid of group is favorable to screwing up first combination lid on the condenser pipe to prevent that the spliced pole is not hard up through compressing tightly first spacing ring.

The utility model discloses further set up to: a plurality of convex edges are arranged on the outer wall of the second combined cover at intervals, and the convex edges wind around the side wall of the second combined cover in a vertical posture for a circle.

Through adopting above-mentioned technical scheme, the favourable second combination lid of screwing is on the spliced pole for hose cartridge's is more firm.

The utility model discloses further set up to: and a sealing ring is sleeved at the bottom end of the connecting column.

Through adopting above-mentioned technical scheme, gas sample leaks from the gap between first combination lid and the spliced pole easily, and the setting of sealing washer can prevent gas sample from leaking. So that the gas sample can smoothly enter the hose.

The utility model discloses further set up to: the hose is made of PVDF material.

By adopting the technical scheme, the hose made of the PVDF material has the advantages of high toughness and corrosion resistance, and can be used for a long time.

To sum up, the utility model discloses a beneficial technological effect does:

1. the first combined cover fixes the connecting column in the screwing process, an annular groove is formed in the top end of the connecting column, the hose is inserted into the annular groove, a through hole communicated between the condenser pipe and the hose is formed in the connecting column, so that a gas sample can smoothly enter the hose from the condenser pipe, and the second combined cover enables the sleeve ring to be in interference fit in the annular groove in the screwing process, so that the hose is more stably inserted and is not easy to loosen and leak;

2. the top end of the lantern ring extends outwards in the circumferential direction to form a second limiting ring, and the lantern ring can be smoothly pushed into the annular groove by pressing and holding the annular end face of the second limiting ring in the screwing process of the second combined cover;

3. the setting of sealing washer can carry out the shutoff to the gap between first combination lid and the spliced pole for gas sample comparatively smooth enters into in the hose.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the connecting column of the present invention.

Fig. 3 is a cross-sectional view of the present invention.

Fig. 4 is an enlarged view of a in fig. 3.

Fig. 5 is a schematic structural diagram of the middle sleeve ring of the present invention.

In the figure, 1, a hose; 2. a first combination cover; 21. a first jack; 22. anti-skid lines; 3. a second combination cover; 31. a second jack; 32. convex edges; 4. connecting columns; 41. a through hole; 42. a first limit ring; 43. an annular groove; 5. a collar; 51. a second stop collar; 6. and (5) sealing rings.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a sub-assembly for connecting condenser pipe and hose, cover 2 including the first combination of threaded connection at condenser pipe (not shown in the figure) tip, establish the second combination lid 3 on hose 1, and wear out first combination lid 2 and with 3 screw-thread fit's spliced pole 4 of second combination lid by the lower side of first combination lid 2, set up the through-hole 41 that supplies gaseous sample to pass through in the spliced pole 4, gaseous sample flows through into hose 1 behind spliced pole 4 from the condenser pipe, and carry out the analysis and detection in the entering analysis appearance most.

Referring to fig. 1 and 2, the first combination cover 2 is provided with a first insertion hole 21, the diameter of the first insertion hole 21 is larger than that of the connection column 4, the bottom end of the connection column 4 extends outwards in the circumferential direction to form a first limiting ring 42, and the outer diameter of the first limiting ring 42 is larger than that of the first insertion hole 21 and smaller than that of the first combination cover 2, so that when the connection column 4 penetrates out of the first combination cover 2 upwards, the bottom end of the connection column 4 is limited in the first combination cover 2 by the first limiting ring 42, and in the process that the first combination cover 2 is screwed on the end of the condensation pipe, the first limiting ring 42 is pressed between the first combination cover 2 and the condensation pipe, so that the connection column 4 is fixed on the condensation pipe.

Referring to fig. 1 and 2, a second insertion hole 31 is formed in the second combined cover 3, the diameter of the second insertion hole 31 is slightly larger than that of the hose 1, an annular groove 43 surrounding the through hole 41 for one circle is formed at the top end of the connecting column 4 in a sectioning structure, the inner diameter of the annular groove 43 is smaller than that of the hose 1, the outer diameter of the annular groove 43 is larger than that of the hose 1, and the hose 1 penetrates through the second combined cover 3 through the second insertion hole 31 and then is vertically inserted into the annular groove 43.

Referring to fig. 3 and 4, the cover is equipped with the fastener on the hose 1, the fastener can be lantern ring 5, lantern ring 5 slidable cover is established on hose 1 between second combination lid 3 and spliced pole 4, the diameter from the top down of lantern ring 5 reduces gradually, the diameter of lantern ring 5 bottom is less than the external diameter of annular groove 43, the diameter on lantern ring 5 top is greater than the external diameter of annular groove and is greater than the diameter of second jack 31, thus, when second combination lid 3 screw is screwed up on spliced pole 4, second combination lid 3 is with lantern ring 5 interference fit in annular groove 43, thereby make the firm cartridge of hose 1 on spliced pole 4.

Referring to fig. 4 and 5, further, the top end of the collar 5 extends outward in the circumferential direction to form a second limiting ring 51, the outer diameter of the second limiting ring 51 is larger than the diameter of the second insertion hole 31 and smaller than the diameter of the second combined cover 3, the second combined cover 3 can conveniently clip the second limiting ring 51 into the annular groove 43 by pressing the annular end face of the second limiting ring 51, and meanwhile, the second limiting ring 51 can prevent the hose 1 from slipping out of the connecting column 4 in the process of pulling the hose 1.

Referring to fig. 1, anti-skidding line 22 has been seted up on the lateral wall of first combination lid 2, and anti-skidding line 22 sets up along the vertical direction of first combination lid 2, and anti-skidding line 22 can increase the frictional force between finger and the first combination lid 2, makes things convenient for the staff to screw up first combination lid 2 on the condenser pipe.

Referring to fig. 1, a plurality of protruding stupexes 32 are arranged on the lateral wall of the second combined cover 3 at intervals, the protruding stupexes 32 are arranged along the vertical direction of the second combined cover 3, the protruding stupexes 32 are used for increasing the friction between the fingers and the second combined cover 3, and the second combined cover 3 is screwed on the connecting column 4 by the staff conveniently.

Referring to fig. 3, further, the connecting column 4 located at the bottom end of the first limiting ring 42 is sleeved with a sealing ring 6, and the sealing ring 6 seals a gap between the first combined cover 2 and the connecting column 4, so that a gas sample flowing out of the condenser tube can smoothly enter the hose 1 through the connecting column 4.

The hose 1 can be made of PVDF (polyvinylidene fluoride) materials, and the hose 1 made of the PVDF materials has the advantages of no toxicity, no harm, good toughness and corrosion resistance, and can be used for a long time.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A combination for connecting a condenser tube to a hose, comprising: establish second combination lid (3) on hose (1) including threaded connection first combination lid (2), the cover of condenser pipe end portion to and by stretching out first combination lid (2) and with second combination lid (3) screw-thread fit's spliced pole (4) in the below of first combination lid (2), set up through-hole (41) that air feed body sample passed through in spliced pole (4), annular groove (43) have been seted up to the top of spliced pole (4) vertical downwards, hose (1) is inserted in annular groove (43) and is linked together with the inside of spliced pole (4), is provided with lantern ring (5) on hose (1), the diameter from the top down of lantern ring (5) reduces gradually, the external diameter of lantern ring (5) bottom is less than the external diameter of annular groove (43), and the external diameter on lantern ring (5) top is greater than the external diameter of annular groove (43), second combination lid (3) with spliced pole (4) screw-thread fit's in-process will lantern ring (5) are in the lantern ring (5) ) Is pressed and held in the annular groove (43).

2. The combination for connecting a condenser tube to a hose according to claim 1, wherein: first jack (21) have been seted up on the top of first combination lid (2), the outside extension of bottom circumference of spliced pole (4) is formed with first spacing ring (42), the internal diameter of first spacing ring (42) is less than the diameter of first jack (21), and the external diameter of first spacing ring (42) is greater than the diameter of first jack (21), spliced pole (4) are upwards worn out by the bottom of first combination lid (2), and when first combination lid (2) screw thread was screwed up on the condenser pipe, first spacing ring (42) were pressed and are held between first combination lid (2) and the condenser pipe.

3. The combination for connecting a condenser tube to a hose according to claim 1, wherein: second jack (31) have been seted up on the top of second combination lid (3), the outside extension in top circumference of lantern ring (5) is formed with second spacing ring (51), and the external diameter of second spacing ring (51) is greater than the diameter of second jack (31), and when second combination lid (3) screw thread was screwed up on spliced pole (4), second combination lid (3) will through pressing hold second spacing ring (51) lantern ring (5) interference fit be in annular groove (43).

4. The combination for connecting a condenser tube to a hose according to claim 1, wherein: the outer wall of the first combined cover (2) is provided with anti-skid grains (22).

5. The combination for connecting a condenser tube to a hose according to claim 4, wherein: a plurality of convex edges (32) are arranged on the outer wall of the second combined cover (3) at intervals, and the convex edges (32) wind around the side wall of the second combined cover (3) in a vertical posture for a circle.

6. The combination for connecting a condenser tube to a hose according to claim 1, wherein: and a sealing ring (6) is sleeved at the bottom end of the connecting column (4).

7. The combination for connecting a condenser tube to a hose according to claim 1, wherein: the hose (1) is made of PVDF material.