CN212251251U

CN212251251U - Radiator temperature control valve core

Info

Publication number: CN212251251U
Application number: CN202020900816.0U
Authority: CN
Inventors: 黄金良
Original assignee: Yuhuan Yikang Hvac Technology Co ltd
Current assignee: Yuhuan Yikang Hvac Technology Co ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2020-12-29
Anticipated expiration: 2030-05-25

Abstract

The utility model relates to a temperature control valve core of a radiator, which comprises a valve core connecting sleeve with a water outlet hole and a water inlet hole, and a valve sleeve provided with a valve rod, wherein the lower end of the valve sleeve is provided with an adjusting port, the top wall of the adjusting port is provided with an arc edge, a connecting edge and a horizontal dentate edge which are gradually enlarged along the circumferential direction, and the bottom surface of the dentate edge and the upper end of the arc edge have a fall and are connected through the connecting edge; the valve sleeve is communicated with the water outlet hole and used for shielding the water inlet hole, and the valve sleeve is arranged in the valve core connecting sleeve in a self-rotating mode so as to determine the communication area of the water inlet hole and the adjusting hole. The utility model discloses utilize rotatable valve barrel to adjust the inlet opening and the intercommunication area of regulation mouth to play the effect that is similar to linear flow control, makeed this case can with the external device looks adaptation in certain flow specification range, improved the commonality of radiator temperature control case, be favorable to the quantization production.

Description

Radiator temperature control valve core

Technical Field

The utility model belongs to the technical field of the technique of valve and specifically relates to a radiator temperature control valve core is related to.

Background

The radiator temperature control valve is a novel valve, is an automatic control valve installed on a radiator, and can automatically control and adjust the hot water supply quantity and the hot water flow change of the radiator according to the set requirement, so that the problems that the indoor temperature of the installed heat radiator is suddenly cold and suddenly hot and is difficult to adjust are caused. The existing thermostatic valve core is generally applied to a radiator thermostatic valve as a temperature control valve core component, and the existing thermostatic valve is influenced by system pressure difference to influence hot water supply quantity, so that the comfort degree is poor.

When a valve core is selected in the existing radiator temperature control valve, the valve core is generally assembled according to the water flow of external equipment, namely the valve core with one flow specification corresponds to the external equipment. The current radiator temperature control valve core is difficult to design into a structure with adjustable flow due to the complex internal structure, so that the valve cores with different flow specifications are required to adapt to the water flow requirement of external equipment, and further the production specifications of the valve cores are various, and the quantitative production is not facilitated.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is to the above-mentioned not enough that exists among the prior art and provide a flow adjustable radiator temperature control valve core.

The above object of the present invention is achieved by the following technical solutions:

a temperature control valve core of a radiator comprises a valve core connecting sleeve with a water outlet hole and a water inlet hole and a valve sleeve provided with a valve rod, wherein the lower end of the valve sleeve is provided with an adjusting opening, the top wall of the adjusting opening is provided with an arc-shaped edge, a connecting edge and a horizontal toothed edge which are gradually enlarged along the circumferential direction, and the bottom surface of the toothed edge and the upper end of the arc-shaped edge are connected through the connecting edge; the valve sleeve is communicated with the water outlet hole and used for shielding the water inlet hole, and the valve sleeve is arranged in the valve core connecting sleeve in a self-rotating mode so as to determine the communication area of the water inlet hole and the adjusting hole.

By adopting the technical scheme, when the flow of the valve core needs to be regulated, the communication area between the regulating port and the water inlet hole is changed by rotating the valve sleeve, so that the water inlet flow of the valve core is changed, and the purpose of regulating the flow of the valve core is achieved; because the shape of the regulating port is changed in a step manner, when the valve sleeve rotates, the water flow at the water inlet is linearly increased and decreased at the arc-shaped edge section, and the water flow is constantly at the maximum value and the minimum value of the water flow at other sections; through adopting above-mentioned structure, utilize the valve barrel of optional commentaries on classics to adjust the intercommunication area of inlet opening and regulation mouth to play the effect that is similar to linear flow control, makeed this case can with the external device looks adaptation in certain flow specification scope, improved the commonality of radiator temperature control case, be favorable to the quantization production.

The utility model discloses further set up to: a separating ring with a plurality of flow guide holes is arranged in the valve sleeve, a moving cylinder which is sleeved outside the separating ring in a sliding manner and used for shielding the flow guide holes, a butting head and an elastic piece which are arranged in the moving cylinder are arranged in the valve core connecting sleeve, and the moving cylinder and the valve sleeve are arranged in a clearance manner; the lower end of the elastic piece is arranged on the movable cylinder, and the upper end of the elastic piece is arranged on the abutting head so as to force the abutting head to abut against the bottom surface of the separation ring and force the movable cylinder to move away from the separation ring.

By adopting the technical scheme, when the water pressure through the water inlet hole changes, the water flow sent by the water inlet hole forces the movable cylinder to move towards or away from the separation ring through the gap between the movable cylinder and the valve sleeve, so that the water flow circulation area at the position of the diversion hole is changed, the purpose of dynamically balancing the water flow is achieved, and the water flow can tend to be constant after the initial setting.

The utility model discloses further set up to: the peripheral wall of the moving cylinder is provided with an annular concave V-shaped groove and a plurality of square holes communicated with the inside of the moving cylinder, and the V-shaped groove is arranged below the square holes.

By adopting the technical scheme, the square holes are used for facilitating the water flowing out of the abutting heads to flow into the movable cylinder, and simultaneously play a role in balancing the internal pressure and the external pressure of the movable cylinder, so that the abutting heads are prevented from being easily separated from the separating ring; then the flow of water is promoted by the guiding action of the V-shaped groove, and the regulation of the valve core on the flow is accelerated.

The utility model discloses further set up to: the elastic piece is a compression spring with different pitches.

By adopting the technical scheme, the unequal-pitch compression spring has the advantage of uniform rigidity, so that when the water pressure changes, the elastic piece can accurately control the change of the distance between the abutting head and the movable cylinder, the area of the flow guide hole is linearly changed, and the water flow regulated by the valve core tends to be constant.

The utility model discloses further set up to: the valve core connecting sleeve comprises an upper connecting sleeve and a lower connecting sleeve, wherein the upper connecting sleeve is used for being connected with the water outlet end of the valve, and the lower connecting sleeve is used for being connected with the water inlet end of the valve; the bottom surface of the upper connecting sleeve is concavely provided with a limiting groove, the top end of the lower connecting sleeve is inserted into the upper connecting sleeve, and the lower connecting sleeve is provided with a limiting block inserted into the limiting groove.

Through adopting above-mentioned technical scheme, be convenient for the dismouting between lower adapter sleeve and the last adapter sleeve, and then be convenient for the dismouting of case adapter sleeve inner member.

The utility model discloses further set up to: the outer sealing rings are sleeved outside the upper connecting sleeve and the lower connecting sleeve.

By adopting the technical scheme, the sealing performance between the valve core and the valve is enhanced by the outer sealing ring, and pressure loss caused by water leakage outside the valve core is avoided.

The utility model discloses further set up to: the valve sleeve comprises an upper valve sleeve embedded in the upper connecting sleeve and a lower valve sleeve embedded in the lower connecting sleeve; the top surface of the lower valve sleeve is provided with a plurality of positioning grooves, and the bottom surface of the upper valve sleeve is provided with positioning blocks inserted in the positioning grooves.

Through adopting above-mentioned technical scheme, be convenient for go up the dismouting between valve barrel and the lower valve barrel, and then be convenient for the dismouting of valve barrel internal part.

To sum up, the utility model discloses a beneficial technological effect does: the communication area of the water inlet hole and the adjusting opening is adjusted by utilizing the rotatable valve sleeve, so that the effect similar to linear flow adjustment is achieved, the valve core can be matched with external equipment within a certain flow specification range, the universality of the temperature control valve core of the radiator is improved, and the quantitative production is facilitated.

Drawings

Fig. 1 is a schematic structural view of the temperature control valve core of the heat radiator of the present invention.

Fig. 2 is an explosion structure diagram of the temperature control valve core of the heat radiator of the present invention.

Fig. 3 is a schematic sectional view of the temperature control valve core of the heat radiator of the present invention.

Fig. 4 is a schematic structural diagram of the lower valve sleeve of the present invention.

In the figure, 1, a valve core connecting sleeve; 11. a water outlet hole; 12. a water inlet hole; 13. connecting sleeves are arranged; 131. a limiting groove; 14. a lower connecting sleeve; 141. a limiting block; 2. a valve housing; 21. an upper valve sleeve; 211. positioning blocks; 22. a lower valve sleeve; 221. positioning a groove; 3. a constant current component; 31. a spacer ring; 32. a flow guide hole; 33. moving the drum; 331. a square hole; 332. a V-shaped groove; 34. a butting head; 35. an elastic member; 4. an adjustment port; 41. an arcuate edge; 42. connecting the edges; 43. a toothed edge; 5. an outer sealing ring; 6. a valve stem.

Detailed Description

In order to make the utility model realize that technical means, creation characteristics, achievement purpose and effect are clearer and easily understand, it is right to combine below the figure and the detailed implementation mode the utility model discloses do further explanation:

referring to fig. 1, for the utility model discloses a radiator temperature control case, including the case adapter sleeve 1 that has three apopore 11 and an inlet opening 12, install valve rod 6's valve barrel 2, set up the constant current subassembly 3 that is used for the dynamic balance flow between valve barrel 2 and case adapter sleeve 1. Wherein, the lower extreme of valve barrel 2 is seted up and is adjusted mouth 4, and but valve barrel 2 installs in case adapter sleeve 1 with the rotation mode to determine the area of intercommunication of inlet opening 12 and regulation mouth 4, and then realize the linear flow control of case. When the valve is used, the flow of the valve core is preset by rotating the valve sleeve 2, and then the water in the water inlet hole 12 is delivered to the water outlet hole 11 through the constant flow component 3 and the inside of the valve sleeve 2.

Referring to fig. 2, in order to facilitate the assembly and disassembly of the components of the valve core, the valve core connecting sleeve 1 comprises an upper connecting sleeve 13 connected with the water outlet end of the valve and a lower connecting sleeve 14 connected with the water inlet end of the valve. Wherein, the bottom surface of the upper connecting sleeve 13 is concavely provided with a limiting groove 131, the top end of the lower connecting sleeve 14 is inserted into the upper connecting sleeve 13, and the lower connecting sleeve 14 is provided with a limiting block 141 inserted into the limiting groove 131. The outer sealing ring 5 is sleeved outside both the upper connecting sleeve 13 and the lower connecting sleeve 14.

Meanwhile, the valve housing 2 includes an upper valve housing 21 embedded in the upper connection sleeve 13 and a lower valve housing 22 embedded in the lower connection sleeve 14, and the upper valve housing 21 and the lower valve housing 22 can rotate in the spool connection sleeve 1. The top surface of the lower valve sleeve 22 is provided with three positioning grooves 221, and the bottom surface of the upper valve sleeve 21 is provided with positioning blocks 211 inserted in the positioning grooves 221. The opening formed between the positioning blocks 211 is communicated with the water outlet hole 11, and when the valve housing 2 rotates, the water flow area at the water outlet hole 11 is unchanged.

Referring to fig. 3, the constant current assembly 3 includes a separating ring 31 disposed on an inner wall of the lower valve housing 22, three guiding holes 32 opened on a peripheral wall of the separating ring 31 and uniformly distributed along a circumferential direction, a moving cylinder 33 disposed in the lower connection sleeve 14 and spaced from the lower connection sleeve 14, a butting head 34 disposed in the moving cylinder 33, and an elastic member 35, wherein the moving cylinder 33 and the valve housing 2 are spaced from each other, and the guiding holes 32 extend downward and penetrate through the separating ring 31. Wherein, the movable cylinder 33 is slidably sleeved outside the separation ring 31 and is used for shielding the diversion hole 32. The elastic element 35 is a compression spring with different pitches, and the lower end of the elastic element 35 is disposed on the moving cylinder 33 and the upper end of the elastic element 35 is disposed on the abutting head 34, so as to force the moving cylinder 33 to move away from the separating ring 31 and the abutting head 34 to abut against the bottom surface of the separating ring 31. When the water pressure through the water inlet 12 changes, the water flow fed into the water inlet 12 forces the movable cylinder 33 to move towards or away from the separating ring 31 through the gap between the movable cylinder 33 and the valve housing 2, so as to change the water flow area at the diversion hole 32, achieve the purpose of dynamically balancing the water flow, and enable the water flow to tend to be constant after initial setting.

The movable cylinder 33 has a step shape with a small upper part and a large lower part, the upper peripheral wall of the movable cylinder 33 is provided with a plurality of square holes 331 communicating with the inside of the movable cylinder 33, and the lower peripheral wall is provided with an annular concave V-shaped groove 332. The square hole 331 is for facilitating the water flowing out from the contact head 34 to flow into the moving cylinder 33 and for balancing the internal and external pressure of the moving cylinder 33; then the guiding function of the V-shaped groove 332 is utilized to promote the water flow, and the adjustment of the valve core to the flow is accelerated.

Referring to fig. 4, the adjustment port 4 is located at the bottom end of the lower valve housing 22. Wherein, the top wall of the adjusting opening 4 is provided with an arc edge 41 which is gradually enlarged along the circumferential direction, a connecting edge 42 and a horizontal dentate edge 43, and a fall exists between the bottom surface of the dentate edge 43 and the upper end of the arc edge 41 and is connected through the connecting edge 42. This kind of shape of regulation mouth 4 is similar to right trapezoid on the orthographic projection of horizontal direction, and this right trapezoid downwardly extending has run through valve barrel 2, and when valve barrel 2 rotated, in arc edge 41 section, the discharge of inlet opening 12 department is linear increase and decrease, passes through behind the connection edge 42 transition again, and in dentate edge 43 section, the discharge of inlet opening 12 department tends to the maximum value. Therefore, the integral flow of the valve core and the rotating angle of the valve sleeve are in three-stage linear relation, one stage is that the flow is in direct proportion to the rotating angle, and the other two stages are that the flow is constant and is at the maximum value and the minimum value.

The implementation principle of the embodiment is as follows:

s1, rotating the upper valve sleeve 21, and changing the communication area of the adjusting port 4 and the water inlet hole 12 until the flow reaches a preset value;

s2, starting the radiator temperature control valve with the valve core, and enabling water flow to pass through the water inlet hole 12, the adjusting port 4, the flow guide hole 32 and the water outlet hole 11;

s3, if the water pressure changes during the use of the radiator temperature control valve, the constant flow component 3 automatically acts, and the water flow returns to the preset value.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a radiator temperature control case, includes case adapter sleeve (1) that has apopore (11) and inlet opening (12), installs valve barrel (2) of valve rod (6), its characterized in that: the lower end of the valve sleeve (2) is provided with an adjusting opening (4), the top wall of the adjusting opening (4) is provided with an arc-shaped edge (41), a connecting edge (42) and a horizontal toothed edge (43), which are gradually enlarged along the circumferential direction, and a fall exists between the bottom surface of the toothed edge (43) and the upper end of the arc-shaped edge (41) and is connected with the arc-shaped edge through the connecting edge (42); the valve sleeve (2) is communicated with the water outlet hole (11) and used for shielding the water inlet hole (12), and the valve sleeve (2) is arranged in the valve core connecting sleeve (1) in a rotatable mode so as to determine the communication area of the water inlet hole (12) and the adjusting opening (4).

2. The temperature controlled valve core of radiator according to claim 1, wherein: a separating ring (31) with a plurality of flow guide holes (32) is arranged in the valve sleeve (2), a moving cylinder (33) which is slidably sleeved outside the separating ring (31) and used for shielding the flow guide holes (32), a butt joint head (34) arranged in the moving cylinder (33) and an elastic piece (35) are arranged in the valve core connecting sleeve (1), and the moving cylinder (33) and the valve sleeve (2) are arranged in a clearance mode; the lower end of the elastic piece (35) is arranged on the movable cylinder (33), and the upper end of the elastic piece is arranged on the abutting head (34) so as to force the abutting head (34) to abut against the bottom surface of the separating ring (31) and force the movable cylinder (33) to move away from the separating ring (31).

3. The temperature controlled valve core of radiator according to claim 2, characterized in that: the peripheral wall of the moving cylinder (33) is provided with an annular concave V-shaped groove (332) and a plurality of square holes (331) communicated with the inside of the moving cylinder (33), and the V-shaped groove (332) is arranged below the square holes (331).

4. The temperature controlled valve core of radiator according to claim 2, characterized in that: the elastic piece (35) is a compression spring with unequal pitches.

5. The temperature controlled valve core of radiator according to claim 1, wherein: the valve core connecting sleeve (1) comprises an upper connecting sleeve (13) used for being connected with a water outlet end of the valve and a lower connecting sleeve (14) used for being connected with a water inlet end of the valve; the bottom surface of the upper connecting sleeve (13) is concavely provided with a limiting groove (131), the top end of the lower connecting sleeve (14) is inserted into the upper connecting sleeve (13), and the lower connecting sleeve (14) is provided with a limiting block (141) inserted into the limiting groove (131).

6. The temperature controlled valve core of radiator according to claim 5, wherein: the outer sealing rings (5) are sleeved outside the upper connecting sleeve (13) and the lower connecting sleeve (14).

7. The temperature controlled valve core of radiator according to claim 5, wherein: the valve sleeve (2) comprises an upper valve sleeve (21) embedded in the upper connecting sleeve (13) and a lower valve sleeve (22) embedded in the lower connecting sleeve (14); the top surface of the lower valve sleeve (22) is provided with a plurality of positioning grooves (221), and the bottom surface of the upper valve sleeve (21) is provided with positioning blocks (211) inserted in the positioning grooves (221).