CN204559072U - Submerged type differential pressure transmitter cable sealing device - Google Patents

Submerged type differential pressure transmitter cable sealing device Download PDF

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Publication number
CN204559072U
CN204559072U CN201520214310.3U CN201520214310U CN204559072U CN 204559072 U CN204559072 U CN 204559072U CN 201520214310 U CN201520214310 U CN 201520214310U CN 204559072 U CN204559072 U CN 204559072U
Authority
CN
China
Prior art keywords
differential pressure
pressure transmitter
cable
sealing device
submerged type
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520214310.3U
Other languages
Chinese (zh)
Inventor
成韦
刁国荣
孙艳红
周秀成
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZIBO FEIYAN XIANXING CONTROL TECHNOLOGY Co Ltd
Original Assignee
ZIBO FEIYAN XIANXING CONTROL TECHNOLOGY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZIBO FEIYAN XIANXING CONTROL TECHNOLOGY Co Ltd filed Critical ZIBO FEIYAN XIANXING CONTROL TECHNOLOGY Co Ltd
Priority to CN201520214310.3U priority Critical patent/CN204559072U/en
Application granted granted Critical
Publication of CN204559072U publication Critical patent/CN204559072U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of submerged type differential pressure transmitter cable sealing device, belongs to differential pressure transmitter technical field, is specifically related to a kind of cable sealing device of submerged type differential pressure transmitter.Comprise cable (5) incoming line in the middle part of the jockey and jockey that are fixedly connected with differential pressure transmitter, it is characterized in that: described incoming line comprises installing hole in the middle part of jockey and part and is arranged on detachable cable fixing seal device in installing hole.Submerged type differential pressure transmitter cable sealing device water resistance of the present utility model is good, and easy accessibility, easily changes cable, can adapt to various severe operational environment under water, and can reuse, save the cost of plant maintenance.

Description

Submerged type differential pressure transmitter cable sealing device
Technical field
Submerged type differential pressure transmitter cable sealing device, belongs to differential pressure transmitter technical field, is specifically related to a kind of cable sealing device of submerged type differential pressure transmitter.
Background technology
Differential pressure transmitter is mainly used in measuring the liquid level of liquid, gas and steam, density and pressure, then the pressure differential of surveyed medium and surrounding environment is transformed into the standard current signal output of 4 ~ 20mA.At present, the differential pressure transmitter particularly used under water, because operational environment is very severe, its interior waterproof problem does not still well solve, make the reliability of the differential pressure transmitter used under water unsatisfactory, and measuring media as easy as rolling off a log appearance blocking, the phenomenon such as perishable, the user demand of user can not be met.In addition, because most of product cable is all single use on the market, existing differential pressure transmitter is very inconvenient in the dismounting of replacing cable, causes very large inconvenience to use.
Summary of the invention
Problem to be solved in the utility model is: overcome the deficiencies in the prior art, provides a kind of easy accessibility, easily changes cable, easy to install, the reusable submerged type differential pressure transmitter cable sealing device of energy.
The utility model solves the technical scheme that its technical problem adopts: this submerged type differential pressure transmitter cable sealing device, comprise the long cable section of ingoing line mouth in the middle part of the jockey and jockey that are fixedly connected with differential pressure transmitter, it is characterized in that: described incoming line comprises installing hole in the middle part of jockey and part and is arranged on detachable cable fixing seal device in installing hole.
Preferably, described cable fixing seal device comprises holder and is arranged on the gasket seal in holder, and holder is cylindric, and holder inside is provided with the dividing plate of annular, and gasket seal has two groups, lays respectively at dividing plate both sides; Described cable is connected with the Kong Houyu differential pressure transmitter on dividing plate through gasket seal, and is fixed by the hollow bolt at holder two ends.
Preferably, often organize described gasket seal and comprise cable seal pad and hard setting-up piece, described cable seal pad is between described hard setting-up piece and described dividing plate.
Preferably, the quantity of described cable seal pad is one or more.
Preferably, described hard setting-up piece is copper packing.
Preferably, described jockey comprises the fixed flange be fixed on differential pressure transmitter and the sealing flange be fixedly connected with fixed flange, is provided with double seal between fixed flange and sealing flange.
Preferably, in the middle part of described sealing flange, evagination forms the installation portion installing double seal, is provided with the through hole suitable with installation portion in the middle part of described fixed flange, and installation portion puts in the junction sealing to fixed flange and sealing flange in through hole.
Preferably, described double seal comprises and is enclosed within flangeseal pad on described installation portion and O RunddichtringO, and installation portion is provided with the groove around installation portion, and O RunddichtringO part is arranged in groove.
Compared with prior art, the beneficial effect that submerged type differential pressure transmitter cable sealing device of the present utility model has is:
1, submerged type differential pressure transmitter cable sealing device is fixedly connected with differential pressure transmitter by jockey, easy to install; Cable is by being connected with differential pressure transmitter after dismountable cable fixing seal device, and easy dismounting during replacing cable, makes submerged type differential pressure transmitter cable sealing device reuse, save cost of equipment maintenance.
2, cable fixing seal device comprises holder and is arranged on the gasket seal in holder, and gasket seal comprises cable seal pad and hard setting-up piece, good sealing effect, can adapt to various severe operational environment under water.
3, submerged type differential pressure transmitter cable sealing device is arranged on differential pressure transmitter by fixed flange and sealing flange, easy for installation; By flangeseal pad and the sealing of O RunddichtringO between fixed flange and sealing flange, further increase waterproof effect, improve the job stability of differential pressure transmitter.
Accompanying drawing explanation
Fig. 1 is the cross-sectional schematic of submerged type differential pressure transmitter cable sealing device.
In figure: 1, fixed flange 2, sealing flange 201, installation portion 3, holder 301, dividing plate 4, hollow bolt 5, cable 6, copper packing 7, cable seal pad 8, O RunddichtringO 9, flangeseal pad 10, wiring board mounting pipe.
Embodiment
Fig. 1 is most preferred embodiment of the present utility model, is described further below in conjunction with accompanying drawing 1 pair of the utility model.
A kind of submerged type differential pressure transmitter cable sealing device, comprises cable 5 incoming line in the middle part of the jockey and jockey that are fixedly connected with differential pressure transmitter.The detachable cable fixing seal device that incoming line comprises the installing hole in the middle part of jockey and is partly arranged in installing hole.Submerged type differential pressure transmitter cable sealing device good water-proof effect, the easy accessibility when changing cable.
Concrete: as shown in Figure 1: the jockey of this submerged type differential pressure transmitter cable sealing device comprises fixed flange 1 and sealing flange 2.Have through hole in the middle part of fixed flange 1, the diameter of through hole is equal with the external diameter of the wiring board mounting pipe 10 of differential pressure transmitter.Fixed flange 1 Main Function is arranged on differential pressure transmitter by submerged type differential pressure transmitter cable sealing device.
The diameter of sealing flange 2 and the equal diameters of fixed flange 1, the middle part evagination of sealing flange 2, forms the installation portion 201 for installing double seal.Installation portion 201 is the disk of the equal diameters of diameter and fixed flange 1 through hole, and installation portion 201 is provided with the groove for mounting O-shaped sealing ring 8 away from side 1/3rd place of sealing flange 2.
Double seal comprises flangeseal pad 9 and O RunddichtringO 8, and flangeseal pad 9 and O RunddichtringO 8 match, and flangeseal pad 9 is quality of rubber materials.The junction of flangeseal pad 9 and O RunddichtringO 8 pairs of fixed flanges 1 and sealing flange 2 seals, and sealing effectiveness is better, can adapt to various rugged environment under water.
The middle part of sealing flange 2 is the incoming line of cable 5, the detachable cable fixing seal device that incoming line comprises the installing hole in the middle part of sealing flange 2 and is partly arranged in installing hole.
The gasket seal that cable fixing seal device comprises holder 3 and is arranged in holder 3.Holder 3 is the pipe of middle part with toroidal membrane 301, the external diameter of holder 3 and the equal diameters of installing hole, and the internal diameter of holder 3 is greater than the diameter of cable 5.
Gasket seal comprises hard setting-up piece and cable seal pad 7, and cable seal pad 7 is quality of rubber materials, and hard setting-up piece is copper packing 6.Hard setting-up piece can also be other metal, steel alloy.
The jockey of submerged type differential pressure transmitter cable sealing device can also be the cylinder and disk that are threaded connection.
The mounting means of submerged type differential pressure transmitter cable sealing device is as follows:
The throughhole portions of fixed flange 1 is enclosed within outside the wiring board mounting pipe 10 of differential pressure transmitter, and fixed flange 1 is welded in wiring board mounting pipe 10.
One end of holder 3 is put in the installing hole of sealing flange 2, and holder 3 is welded on sealing flange 2.Successively hollow bolt 4, copper packing 6 and cable seal pad 7 are enclosed within cable 5, and by cable 5 through the hole on dividing plate 301; Successively another group cable seal pad 7, copper packing 6 and hollow bolt 4 are enclosed within cable 5 again.Cable 5 is connected with differential pressure transmitter, then the cable seal pad 7 of dividing plate 301 both sides and copper packing 6 is arranged in the inner chamber of holder 3 respectively, and tighten the hollow bolt 4 of both sides respectively, compress copper packing 6 and cable seal pad 7.Cable seal pad 7 can also be two, three or more, select, when work under bad environment, Underwater Pressure suitably can increase the quantity of cable seal pad 7 time larger according to operational environment.
Flangeseal pad 9 is enclosed within the installation portion 201 of sealing flange 2, then O RunddichtringO 8 part is arranged in the groove of installation portion 201.Then the installation portion 201 of sealing flange 2 is put in the through hole of fixed flange 1, and sealing flange 2 is fixedly connected with fixed flange 1.
When changing cable 5, only needing fixed flange 1 and sealing flange 2 to take apart, and the hollow bolt 4 at holder 3 two ends is unloaded.After cable 5 is changed, newer cable 5 is connected with differential pressure transmitter, finally again fixed flange 1 is fixedly connected with sealing flange 2.
The above, it is only preferred embodiment of the present utility model, be not restriction the utility model being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the Equivalent embodiments of equivalent variations.But everyly do not depart from technical solutions of the utility model content, any simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present utility model, still belong to the protection range of technical solutions of the utility model.

Claims (8)

1. a submerged type differential pressure transmitter cable sealing device, comprise cable (5) incoming line in the middle part of the jockey and jockey that are fixedly connected with differential pressure transmitter, it is characterized in that: described incoming line comprises installing hole in the middle part of jockey and part and is arranged on detachable cable fixing seal device in installing hole.
2. submerged type differential pressure transmitter cable sealing device according to claim 1, it is characterized in that: the gasket seal that described cable fixing seal device comprises holder (3) and is arranged in holder (3), holder (3) is cylindric, holder (3) inside is provided with the dividing plate (301) of annular, gasket seal has two groups, lays respectively at dividing plate (301) both sides; Described cable (5) is connected with the Kong Houyu differential pressure transmitter on dividing plate (301) through gasket seal, and is fixed by the hollow bolt (4) at holder (3) two ends.
3. submerged type differential pressure transmitter cable sealing device according to claim 2, it is characterized in that: often organize described gasket seal and comprise cable seal pad (7) and hard setting-up piece, described cable seal pad (7) is positioned between described hard setting-up piece and described dividing plate (301).
4. submerged type differential pressure transmitter cable sealing device according to claim 3, is characterized in that: the quantity of described cable seal pad (7) is one or more.
5. submerged type differential pressure transmitter cable sealing device according to claim 3, is characterized in that: described hard setting-up piece is copper packing (6).
6. submerged type differential pressure transmitter cable sealing device according to claim 1, it is characterized in that: described jockey comprises the fixed flange (1) be fixed on differential pressure transmitter and the sealing flange (2) be fixedly connected with fixed flange (1), is provided with double seal between fixed flange (1) and sealing flange (2).
7. submerged type differential pressure transmitter cable sealing device according to claim 6, it is characterized in that: described sealing flange (2) middle part evagination forms the installation portion (201) installing double seal, described fixed flange (1) middle part is provided with the through hole suitable with installation portion (201), and installation portion (201) puts in the junction sealing to fixed flange (1) and sealing flange (2) in through hole.
8. submerged type differential pressure transmitter cable sealing device according to claim 7, it is characterized in that: described double seal comprises and is enclosed within flangeseal pad (9) on described installation portion (201) and O RunddichtringO (8), installation portion (201) is provided with the groove around installation portion (201), and O RunddichtringO (8) part is arranged in groove.
CN201520214310.3U 2015-04-11 2015-04-11 Submerged type differential pressure transmitter cable sealing device Expired - Fee Related CN204559072U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520214310.3U CN204559072U (en) 2015-04-11 2015-04-11 Submerged type differential pressure transmitter cable sealing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520214310.3U CN204559072U (en) 2015-04-11 2015-04-11 Submerged type differential pressure transmitter cable sealing device

Publications (1)

Publication Number Publication Date
CN204559072U true CN204559072U (en) 2015-08-12

Family

ID=53834143

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520214310.3U Expired - Fee Related CN204559072U (en) 2015-04-11 2015-04-11 Submerged type differential pressure transmitter cable sealing device

Country Status (1)

Country Link
CN (1) CN204559072U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107025978A (en) * 2017-05-24 2017-08-08 郑州电力高等专科学校 A kind of transformer extrusion pressing type sealed damp-proof structure
CN108001622A (en) * 2017-11-29 2018-05-08 中国科学院海洋研究所 One kind bears electric change under water

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107025978A (en) * 2017-05-24 2017-08-08 郑州电力高等专科学校 A kind of transformer extrusion pressing type sealed damp-proof structure
CN108001622A (en) * 2017-11-29 2018-05-08 中国科学院海洋研究所 One kind bears electric change under water

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150812

Termination date: 20160411

CF01 Termination of patent right due to non-payment of annual fee