CN202733234U - Movable connector of heater valve - Google Patents
Movable connector of heater valve Download PDFInfo
- Publication number
- CN202733234U CN202733234U CN 201220392147 CN201220392147U CN202733234U CN 202733234 U CN202733234 U CN 202733234U CN 201220392147 CN201220392147 CN 201220392147 CN 201220392147 U CN201220392147 U CN 201220392147U CN 202733234 U CN202733234 U CN 202733234U
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- China
- Prior art keywords
- contact
- movable joint
- connecting tube
- central heating
- valve
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- 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
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model provides a movable connector of a heater valve, and belongs to the technical field of machinery. The problems that a connector between an existing heater valve and a pipeline is not firm and is easy to deform are solved. A valve body of the heater valve is provided with a connecting pipe which is communicated with an inner cavity of the valve body. The movable connector is placed at the position of the connecting pipe. The movable connector comprises a lock nut and the connecting pipe. The lock nut and the connecting pipe are connected in a thread mode. A protruding blocking edge is arranged on the inner side of the locking nut. A protruding blocking shoulder is arranged on the outer side of the end portion of the connecting pipe. An inclined first contacting surface is arranged at an end port of the connecting pipe. A second contacting surface which is matched with the first contacting surface is arranged at the end portion of the connecting pipe. The blocking edge abuts against the blocking shoulder so that the first contacting surface and the second contacting surface can contact tightly. The movable connector of the heater valve has the advantages that connecting is firm, leaking cannot happen easily, deformation cannot happen easily and the like.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to the movable joint of a kind of central heating valve, particularly a kind of central heating valve.
Background technique
Before automatic temperature control heating valve on the caliduct is arranged on the radiator import usually, one end connects radiator, the other end connects caliduct, be provided with in the valve body for automatic temperature-controlled thermometer bulb, thermometer bulb is according to ambient temperature harmomegathus, and the lower end of its extension member is connected with the valve rod of valve by driving component or transmitting assemblies.The automatic constant-temperature central heating valve is to utilize heat responsive element in the temperature control valve head to come the size of control valve degree of liter.
Its working principle is for when room temperature raises, and heat responsive element turns down because the expansion compression valve rod makes valve.The temperature-adjusting device that works alone that it is comprised of central heating valve and thermostat, when room temperature is lower than the thermostat set value, hot water is just by the valve inflow radiator, space air is heated until the temperature value of setting like this, at this moment liquid can expand in the thermostat, cause the valve backing to be forced into valve by the valve car and do, hot water is inflow radiator no longer just, and air no longer is heated.When room temperature decline, the liquid contraction in the detector causes valve again to be opened, and again begins heating process, and circulation reaches the purpose of constant temperature thus.
Yet, mostly being connected by movable joint between existing central heating valve and the hot water pipe, the adapter that is specially connecting tube on the movable joint and the valve inleting water end rear employing lock nut that joins fixes.And traditional valve body is taken over its end and all is set to the plane, and correspondingly the end of connecting tube also is set to the plane, connect when therefore causing easily both to dock insecure, be prone to the problem such as slit, when serious even the phenomenons such as connecting tube distortion or fracture can occur.
Summary of the invention
The purpose of this utility model is the problems referred to above that exist for existing technology, has proposed a kind of movable joint of central heating valve easy for installation, simple in structure.
The purpose of this utility model can realize by following technical proposal: a kind of movable joint of central heating valve, has the adapter that communicates with its inner chamber on the valve body of central heating valve, this movable joint is positioned at adapter place, it is characterized in that, this movable joint comprises lock nut and connecting tube, described lock nut is threaded with above-mentioned adapter and the lock nut inboard has the gear edge of protrusion, the outside of above-mentioned connecting tube end has the shoulder block of protrusion, described adapter port has the surface of contact one of inclination, described connecting tube end has the surface of contact two that is complementary with surface of contact one, and above-mentioned gear makes surface of contact one and surface of contact two close contacts along being resisted against on the shoulder block.
When movable joint is connected with central heating valve, because the port of the adapter of central heating valve has the surface of contact one of inclination, and the end of the connecting tube of movable joint has the surface of contact two that is complementary with surface of contact, therefore passes through the leading role of surface of contact so that the access of connecting tube is convenient and smooth and easy when connecting tube is connected with adapter.
Simultaneously connecting tube fixes both by lock nut with after adapter is connected, thereby and the shelves on the lock nut after on the shoulder block that is resisted against connecting tube so that two surface of contact close contacts make take over connecting tube between be connected more closely and firm.
In the movable joint of above-mentioned central heating valve, described connecting tube is brass material.
In the movable joint of above-mentioned central heating valve, described lock nut is brass material.
In the movable joint of above-mentioned central heating valve, described surface of contact one is the inclined-plane.The inclined-plane can play leading role, makes things convenient for the access of connecting tube.
In the movable joint of above-mentioned central heating valve, described surface of contact one is cambered surface.Cambered surface can play leading role, makes things convenient for the access of connecting tube.
In the movable joint of above-mentioned central heating valve, the area of described surface of contact two is greater than surface of contact one area.The area of surface of contact two is greater than surface of contact one area, so that can form seal action during both close contacts, prevents leakage problem.
Compared with prior art, the movable joint utilization of this central heating valve takes over that the end cooperatively interacts with the connecting tube end and the leading role that rises so that the connecting tube end more smooth and easy when taking over the end and link, make things convenient for; Shelves were along leaning with shoulder block after lock nut screwed in so that contacting between connecting tube and the adapter is tightr, connect more firm, more stable during use, have higher use value; In addition and since the area of surface of contact two greater than the area of surface of contact one so that both form hard sealing behind connecting tube and the adapter close contact, guaranteed sealability between the two, avoid occurring leakage problem.
Description of drawings
Fig. 1 is the partial sectional view of the movable joint of this central heating valve.
Among the figure, 1, valve body; 2, take over; 3, lock nut; 4, connecting tube; 5, shelves edge; 6, shoulder block; 7, surface of contact one; 8, surface of contact two.
Embodiment
Below be specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, a kind of movable joint of central heating valve comprises the valve body 1 of central heating valve having the adapter 2 that communicates with valve body 1 inner chamber on the valve body 1, and movable joint comprises that lock nut 3 and connecting tube 4 and movable joint are positioned at and takes over 2 places.Take over the surface of contact 1 that 2 ports have inclination, connecting tube 4 ends have the surface of contact 28 that is complementary with surface of contact 1.In the present embodiment, connecting tube 4 adopts brass materials to make, and surface of contact 1 is that the area of inclined-plane and surface of contact 28 is greater than surface of contact one 7 areas.
Lock nut 3 inboards have the shelves of protrusion along 5, and the outside of connecting tube 4 ends has the shoulder block 6 of protrusion.Lock nut 3 and take over 2 between be threaded connection, and when lock nut 3 grade along 5 on the shoulder block 6 that can be resisted against connecting tube 4 after the access.In the present embodiment, lock nut 3 adopts brass material to make.
The movable joint of this central heating valve, by the surface of contact 1 of inclination is set in adapter 2 ends of valve body 1, and the surface of contact 28 that is complementary with surface of contact 1 is set in connecting tube 4 ends of movable joint, by both cooperatively interacting so that the access of connecting tube 4 ends is convenient and access procedure is more smooth and easy when taking over 2 end.
And when connecting tube 4 with take over 2 be connected after, with lock nut 3 with take over 2 and be threaded connection so that lock nut 3 with connecting tube 4 with to take over 2 fixing.Because lock nut 3 its inboard shelves that protrude in the screw-in process can be resisted against on the shoulder block 6 of connecting tube 4 ends along 5, shelves along under 5 the squeezing action so that surface of contact 1 and surface of contact 28 close contacts, thereby make take over 2 with connecting tube 4 between be connected more closely and firm.Because the area of surface of contact 28 greater than surface of contact 1, therefore forms hard sealing between the connecting tube 4 after the access and the adapter 2, avoid causing leakage problem.
In addition, except the inclined-plane, also surface of contact 1 can be set to cambered surface, and surface of contact 28 is arranged to the shape that is complementary with cambered surface, can play leading role equally, guarantee that connecting tube 4 is convenient and smooth and easy when access.
Specific embodiment described herein only is to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (6)
1. the movable joint of a central heating valve, has the adapter (2) that communicates with its inner chamber on the valve body of central heating valve (1), this movable joint is positioned at adapter (2) and locates, it is characterized in that, this movable joint comprises lock nut (3) and connecting tube (4), described lock nut (3) is threaded with above-mentioned adapter (2) and lock nut (3) inboard has the gear edge of protrusion, the outside of above-mentioned connecting tube (4) end has the shoulder block (6) of protrusion, described adapter (2) port has the surface of contact one (7) of inclination, described connecting tube (4) end has the surface of contact two (8) that is complementary with surface of contact one (7), and above-mentioned gear makes surface of contact one (7) and surface of contact two (8) close contacts along being resisted against on the shoulder block (6).
2. the movable joint of central heating valve according to claim 1 is characterized in that, described connecting tube (4) is brass material.
3. the movable joint of central heating valve according to claim 2 is characterized in that, described lock nut (3) is brass material.
4. according to claim 1 and 2 or the movable joint of 3 described central heating valves, it is characterized in that described surface of contact one (7) is the inclined-plane.
5. according to claim 1 and 2 or the movable joint of 3 described central heating valves, it is characterized in that described surface of contact one (7) is cambered surface.
6. according to claim 1 and 2 or the movable joint of 3 described central heating valves, it is characterized in that the area of described surface of contact two (8) is greater than surface of contact one (7) area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220392147 CN202733234U (en) | 2012-08-09 | 2012-08-09 | Movable connector of heater valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220392147 CN202733234U (en) | 2012-08-09 | 2012-08-09 | Movable connector of heater valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202733234U true CN202733234U (en) | 2013-02-13 |
Family
ID=47658933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220392147 Expired - Fee Related CN202733234U (en) | 2012-08-09 | 2012-08-09 | Movable connector of heater valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202733234U (en) |
-
2012
- 2012-08-09 CN CN 201220392147 patent/CN202733234U/en not_active Expired - Fee Related
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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: 20130213 Termination date: 20150809 |
|
| EXPY | Termination of patent right or utility model |