CN204852461U - Thermostatic cartridge of gear is prevented scalding in area - Google Patents

Abstract

The utility model discloses a constant temperature valve core with an anti-scald position, which comprises a valve core body and a temperature regulating component installed therein; The adjustment assembly is installed; the temperature adjustment assembly includes a constant temperature unit, a control unit and an elastic member; the constant temperature unit is correspondingly arranged between the cold and hot water inlets; the control unit and the elastic member are respectively installed on both sides of the constant temperature unit end; the control unit is also connected with an anti-scalding gear mechanism; wherein, the anti-scalding gear mechanism is driven, and its rotation controls the control unit to form a radial displacement, and the linkage constant temperature unit is compressed or reset by an elastic member to drive The constant temperature unit partially blocks the cold water inlet or the hot water inlet; the utility model provides a constant temperature valve core with an anti-scald gear, which is simple in structure and easy to realize; the anti-scald gear mechanism prevents users from being burned due to improper operation Case.

Description

A thermostatic valve core with an anti-scald position

technical field

The utility model relates to the bathroom industry, in particular to a constant temperature valve core with an anti-scalding gear.

Background technique

The thermostatic spool is the most commonly used spool structure in the water outlet device at present. It is mainly used for temperature regulation. After entering the cold and hot water, it is mixed into water at a temperature suitable for people; however, the existing thermostatic spool structure only It can adjust the water temperature and keep the water temperature within a certain temperature range. Its actual operation is to adjust by turning the driving rod. In order to achieve a temperature suitable for the body, people need to constantly touch the water flow, and then continuously adjust; therefore, in use The body is often scalded due to excessive temperature; to sum up, there is an urgent need for a thermostatic valve core with an anti-scalding gear to meet the needs of users.

Utility model content

In order to solve the problems existing in the prior art, the utility model provides a thermostatic valve core with an anti-scalding gear, which has a simple structure and is easy to realize; the scalding caused by improper operation of the user is prevented through the anti-scalding gear mechanism.

In order to achieve the above object, the technical solution of the utility model is:

A thermostatic valve core with an anti-scalding position, which includes a valve core body and a temperature adjustment component installed therein; The temperature adjustment assembly includes a constant temperature unit, a control unit and an elastic member; the constant temperature unit is correspondingly arranged between the cold and hot water inlets; the control unit and the elastic member are respectively installed at both ends of the constant temperature unit; The control unit is also connected with an anti-scald gear mechanism; wherein, the anti-scald gear mechanism is driven, and its rotation controls the control unit to form a radial displacement. Block the cold water inlet or the hot water inlet.

Further, the anti-scalding gear mechanism includes a connecting seat, a spinning unit, and a spring installed on the connecting seat and the spinning unit; the spinning unit is sleeved on the outer periphery of the control unit; one end of the connecting seat is loosely connected The spool body, the other end is for the spinning unit to be attached; the inner circumference of the connecting seat is provided with a stop edge that limits the rotation of the spinning unit; the outer circumference of the spinning unit forms a limit block that is adapted to the stop edge ; Wherein, the control unit rotates to drive the sleeved upper spinning unit to rotate, and the upper limit block rotates integrally and abuts against the retaining edge in the connecting seat to limit the radial displacement distance of the constant temperature unit.

Further, the thermostatic unit includes a movable rod and a blocking sleeve; the blocking sleeve is integrally formed or separately sleeved on the movable rod; a water passage cavity is also formed inside the blocking sleeve; wherein, the control unit The thermostatic unit is radially driven so that the sealing sleeve partially blocks the cold water inlet or the hot water inlet.

Further, the outer periphery of the sealing sleeve also forms a sealing groove for the sealing element to be placed in.

Further, it also includes a blocking part, which is arranged at one end of the movable rod, and forms a water mixing chamber with the valve core body; the blocking part also has a water passing hole communicating with the water mixing chamber.

As can be seen from the above description of the utility model, compared with the prior art, the utility model has the following advantages:

1. The utility model provides a thermostatic valve core with an anti-scalding position, which has a simple structure and is easy to implement; the anti-scalding position mechanism prevents users from being burned due to improper operation;

2. The utility model is provided with an anti-scalding gear mechanism on the connecting seat and the spinning unit, so that it can only be adjusted within the temperature range adapted to the human body in the open state. When the temperature needs to be further raised, after pressing the spinning unit, then Rotate to adjust the appropriate temperature. This design can prevent the user from causing burns due to misoperation during the initial adjustment. It has protection and anti-scald functions.

3. The utility model adopts the radial displacement method driven by rotation, so that the water intake of cold and hot water can be adjusted during the displacement process, and then the water can be discharged after mixing. It is more labor-saving, convenient and stable to use.

Description of drawings

The accompanying drawings described here are used to provide a further understanding of the utility model and constitute a part of the utility model. The schematic embodiments of the utility model and their descriptions are used to explain the utility model and do not constitute an improper limitation of the utility model . In the attached picture:

Fig. 1 is the schematic diagram of the three-dimensional decomposition structure of the thermostatic valve core of the present invention;

Fig. 2 is a sectional view of a thermostatic valve core of the present invention.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the utility model clearer and clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

Referring to Fig. 1 to Fig. 2, a thermostatic valve core with an anti-scalding gear according to the utility model includes a valve core body 1 and a temperature adjustment assembly 2 installed therein; the valve core body 1 is provided with The cold and hot water inlets are respectively installed corresponding to the temperature adjustment component 2;

The temperature adjustment assembly 2 includes a constant temperature unit 3, a control unit 4 and an elastic member 5; the constant temperature unit 3 is correspondingly arranged between the cold and hot water inlets 11 and 12; the control unit 4 and the elastic member 5 are respectively installed Set at both ends of the constant temperature unit 3;

The thermostatic unit 3 includes a movable rod 31 and a sealing sleeve 32; the sealing sleeve 32 is integrally formed or separately sleeved on the movable rod 31; the inside of the sealing sleeve 32 also forms a water chamber 320; wherein, The control unit 4 radially drives the constant temperature unit 3, so that the sealing sleeve 32 partially blocks the cold and hot water inlets 11, 12; the outer periphery of the sealing sleeve 32 also forms a sealing groove for the sealing element to be inserted into 321; also includes a barrier part 322, which is arranged at one end of the movable rod 31, and forms a mixed water cavity 13 with the valve core body 1; the barrier part 322 also has a water hole 322A connected with the mixed water cavity 13 ; The control unit 4 is also connected to an anti-scalding gear mechanism 6;

Wherein, the anti-scalding gear mechanism 6 is driven, and its rotation controls the control unit 4 to form a radial displacement, and the linked constant temperature unit 3 is compressed or reset by the elastic member 5, driving the constant temperature unit 3 to partially block the cold water inlet 11 or Hot water inlet 12.

More specifically, the anti-scalding gear mechanism 6 includes a connecting seat 7, a spinning unit 8, and a spring 9 installed on the connecting seat 7 and the spinning unit 8; the spinning unit 8 is sleeved on the control unit 4 Outer periphery; one end of the connecting seat 7 is loosely connected to the valve core body 1, and the other end is used for the installation of the spinning unit 8; the inner periphery of the connecting seat 7 is provided with a stop edge 71 that limits the rotation of the spinning unit 8; spinning The outer periphery of the unit 8 forms a limit block 81 adapted to the stop edge 71; wherein, the control unit 4 rotates to drive the upper spinning unit 8 to rotate, and the upper limit block 81 rotates integrally and leans against the connecting seat 7 to limit the radial displacement distance of the thermostatic unit 3 .

Specific implementation, the utility model described a thermostatic valve core with anti-scald gear mainly includes the following components: valve core body 1, control unit 4, constant temperature unit 3, elastic member 5, lock nut 10, connecting seat 7. Spring 9 and spinning unit 8;

When assembling, firstly, connect the control unit 4 with the thermostatic unit 3, then put the elastic member 5 into the valve core body 1, and set the sealing member in the sealing groove 321 on the outer periphery of the thermostatic unit 3, and then connect the control unit 4 Integral installation, so that the sealing sleeve 32 of the constant temperature unit 3 is correspondingly placed between the cold water and the hot water inlets 11 and 12 on the valve core body 1; secondly, attach the connecting seat 7 to the valve core body 1, and place the spring 9. The spinning unit 8 is loaded into the connecting seat 7 in sequence, and at the same time, adjust the anti-scald gear mechanism 6 that cooperates with the connecting seat 7 and the spinning unit 8; finally, set and lock the connecting seat through the lock nut 10 7. Make it live with the spool body 1 to complete the entire assembly process;

The working principle is to control the rotation of the spinning unit 8, so that the control unit 4 that is socketed with the spinning unit 8 also rotates accordingly, and at the same time forms a radial movement through its external thread, and then drives the radial displacement of the constant temperature unit 3; the cold water and Hot water enters through the cold and hot water inlets 11 and 12 of the valve core body 1, and flows into the constant temperature unit 3. At this time, the water flow is divided into two parts, one of which enters from the upper part of the sealing sleeve 32, and flows through the water chamber 320 , and the other one directly enters the water path above the partition on the thermostat unit 3, and after the two water flows are mixed, they enter the water mixing chamber 13 of the valve core body 1 through the water hole 322A of the partition, and then flow out from the water outlet 14. To form water outlet, the control unit 4 drives the thermostatic unit 3 to displace by controlling the rotary spinning unit 8, and then the thermostatic unit 3 is blocked in the radial displacement of the water inlet position to block the cold and hot water inlets 11, 12 The water inlet area, so as to realize the control of the water outlet temperature;

In order to prevent the adjusted outlet water temperature from being too high and exceeding the temperature acceptable to the human body, a limit block 81 is set on the spinning unit 8. In this model, the temperature accepted by the human body is 38° as an example, and the limit block 81 is set At the 38-degree position, the limit block 81 cooperates with the retaining edge 71 in the connection seat 7, so that its rotation position is limited within this range, and then the sealing sleeve 32 of the thermostat unit 3 is driven to limit the water flow of the cold water inlet 11 area;

When people need a higher temperature, apply force to press the spinning unit 8 to make the limit block 81 on it form a misalignment with the stop edge 71, and then further rotate the spinning unit 8 to obtain a higher temperature; After the customer finishes using it, turn the spinning until it returns to cold water, and through the force of the elastic member 5 and the spring 9, the thermostat unit 3, the control unit 4, and the spinning unit 8 return to their original positions;

The above description shows and describes the preferred embodiments of the present utility model. As mentioned above, it should be understood that the present utility model is not limited to the forms disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various Various other combinations, modifications and environments can be made within the scope of the utility model concept described herein, through the above teachings or the technology or knowledge in the related field. However, changes and changes made by those skilled in the art do not depart from the spirit and scope of the utility model, and should all be within the protection scope of the appended claims of the utility model.

Claims (5)

1. A thermostatic valve core with an anti-scalding gear position, which includes a valve core body and a temperature adjustment assembly installed therein; the valve core body is provided with cold and hot water inlets, and respectively corresponds to the temperature adjustment assembly installation; it is characterized in that: the temperature adjustment assembly includes a constant temperature unit, a control unit and elastic parts; the constant temperature unit is correspondingly arranged between the cold and hot water inlets; the control unit and the elastic parts are respectively installed Two ends of the unit; the control unit is also connected with an anti-scald gear mechanism; wherein, the anti-scald gear mechanism is driven, and its rotation controls the control unit to form a radial displacement, and the linkage constant temperature unit is compressed or reset by an elastic member , drive the thermostat unit to partially block the cold water inlet or the hot water inlet. 2. A thermostatic valve core with an anti-scald position as claimed in claim 1, wherein the anti-scald position mechanism comprises a connecting seat, a spinning unit, and a connecting seat and a spinning unit The spring; the spinning unit is sleeved on the outer periphery of the control unit; one end of the connecting seat is loosely connected to the valve core body, and the other end is used for the assembly of the spinning unit; the inner circumference of the connecting seat is provided with a limiter for the spinning The unit rotates the stop edge; the outer circumference of the spinning unit forms a limit block that is adapted to the stop edge; wherein, the control unit rotates to drive the rotation of the spinning unit sleeved on it, and the upper limit block rotates integrally and leans against the connection The retaining edge in the seat is used to limit the radial displacement distance of the constant temperature unit. 3. A thermostatic valve core with anti-scalding gear as claimed in claim 2, characterized in that: the thermostatic unit includes a movable rod and a sealing sleeve; the sealing sleeve is integrally formed or separately socketed A water passage cavity is formed inside the sealing sleeve; wherein, the control unit radially drives the constant temperature unit so that the sealing sleeve partially blocks the cold water inlet or the hot water inlet. 4. A thermostatic valve core with an anti-scalding gear as claimed in claim 3, characterized in that: the outer periphery of the sealing sleeve also forms a sealing groove for inserting the sealing element. 5. A thermostatic valve core with anti-scalding gear as claimed in claim 3 or 4, characterized in that: it also includes a blocking part, which is arranged at one end of the movable rod, and forms a mixing chamber with the valve core body ; The barrier part also has a water hole communicating with the water mixing chamber.