CN2318487Y

CN2318487Y - Three-safety heating switch

Info

Publication number: CN2318487Y
Application number: CN 97221512
Authority: CN
Inventors: 韩洪博
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-07-21
Filing date: 1997-07-21
Publication date: 1999-05-12
Anticipated expiration: 2007-07-21

Abstract

The utility model relates to a three-safety heating switch of a water heating accessory, which comprises a valve body, a valve cover, vara and connecting rods of the vara. The outer end of the connecting rods is a triangular rotary handle which is positioned in an inner hole of the valve cover, and the outer end of the inner hole of the valve cover is tightly sealed by using a screw plug. The utility model is unusually designed, the rotary handle is sank deeply at the middle of the valve cover, and the rotary handle only can be opened by using a special tool. Security is strong, the utility model is convenient to control and manage, a switch can be shut for the household who doesn't pay the expense on time, the seals printed with special marks are additionally sealed on the screw plug, and the control is really reliable. The utility model is suitable for the supply systems of all pipelines, cost is low, and operation is convenient.

Description

Three insurance heating switches

The utility model relates to a kind of improvement of hot-water heating annex switch.

At present, northern China city dweller's heating expense is still born by country as a kind of welfare, along with going deep into of market economy and housing reform, the employed thermal source of heating installation has become a kind of commodity and has entered huge numbers of families, but owing to heating equipment and managerial reason, cause a part not hand over the user of heating cost still enjoying the heating aspect " big-pot ", and heating department promptly can not control separately these users, can not therefore stop heat supply again suffers damage the interests of the resident family that pays dues, heat supply department can only take out the fund subsidy, will make heat supply department unable to make ends meet if things go on like this, stop heat supply at last, country and mass interest are suffered damage.

The utility model purpose provides a kind ofly can pay the heating cost situation and can be separately carry out three insurance heating switches of heat supply control to it according to the user.

This heating switch comprises valve body, valve gap, vara, and vara connecting rod.It is characterized in that the vara connecting rod is connected with the valve gap endoporus by screw thread, vara connecting rod outer end is conjuncted with it and trigonometric form swing handle that be positioned at valve gap endoporus the inside, and outer end of hole is tight with the plug envelope in the valve gap.

The utility model concrete structure accompanying drawings is as follows;

Fig. 1. three insurance heating construction of switch cut-away views.

As shown in the figure, this heating switch comprises valve body 7, the upper end is threaded with valve gap 4 usefulness by seal ring 6, vara connecting rod 5 is connected with the valve gap endoporus by screw thread, vara connecting rod outer end is disjunctor the with it and trigonometric form swing handle 8 that be positioned at valve gap endoporus the inside by thin shin, outer end of hole is tight by seal ring 3 usefulness plugs 2 envelopes in the valve gap, plug external pasting adhesive sticker envelope annual test mark 1.Small end trigonometric form swing handle is deep in the valve gap in this switch, opens plug by heat supply department in the time of need opening or close and uses special tool ability turn connecting rod.Heat supply department is according to the regular annual test of the situation of charging every year, and seals up the adhesive sticker strip of paper used for sealing that is printed on special marking on the plug of switch top, and the user must not private opening, and the offender is imposed punishment.

The utility model advantage: this heating switch structural design uniqueness, triangular form swing handle Be deep in the middle of the valve gap, only have administrative department just can open confidentiality with specific purpose tool Be convenient to control and management by force. Can not to pay heat supply time-consuming on time as the user, the custodian Member's available dedicated key is opened plug backspin vara connecting rod and is closed for thermal switch and at plug On seal up the adhesive sticker strip of paper used for sealing that is printed on special marking, the user can not private opening. As using When the family can not be paid dues heat supply in a short time, administrative staff were closing when the thermal switch, can The vara backspin continues afterwards on earth firmly turn and the thin shin below the triangular form swing handle is twisted Disconnected, this moment switch will forever close irrecoverable, unless turn-off total cutting by administrative staff Door is opened for the thermal switch loam cake, and the vara connecting rod that more renews also installs and could recover confession Heat. This product structure is simple, and is easy to manufacture, and control is reliable, can in heat supply, supply Gas uses on the various pipe-line system equipment such as oil transportation, and cost is low, and is easy and simple to handle.

Claims

1. an insurance heating switch comprises valve body, valve gap, vara and vara connecting rod, it is characterized in that the vara connecting rod is connected with the valve gap endoporus by screw thread, vara connecting rod outer end for disjunctor with it and be positioned at trigonometric form swing handle in the valve gap endoporus, outer end of hole is tight with the plug envelope in the valve gap.